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@Simon-Dongnan Simon-Dongnan commented Oct 22, 2024

Summary by CodeRabbit

  • New Features

    • Introduced a new HTTP tunnel for managing HTTP-based communication.
    • Added support for simultaneous management of both MQTT and HTTP tunnels.
    • New service methods for installing, uninstalling, and querying businesses via HTTP.
    • Enhanced network information extraction and error handling for unreachable nodes.
    • Added a new constant for Arklet port configuration.
    • Updated the application to expose an additional port (7777) for enhanced connectivity.
    • Updated container images to specific versions for better stability.
    • New environment variables added to enhance configuration options for the module controller.
  • Bug Fixes

    • Improved error handling for unreachable nodes.
  • Tests

    • Expanded test coverage for lifecycle scenarios and added new test cases for HTTP functionalities.
    • Updated mock objects in tests to reflect changes in functionality and improve accuracy.
  • Documentation

    • Updated variable names and structures for clarity and consistency across the codebase.

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coderabbitai bot commented Oct 22, 2024

Walkthrough

The pull request introduces several changes across multiple files, primarily focusing on the addition of a new HTTP tunnel alongside an existing MQTT tunnel. The Dockerfile is updated to expose port 7777, and the main.go file is modified to manage both tunnel instances. New constants, structures, and functions are introduced to support the HTTP service, while existing utilities and tests are enhanced for better functionality and error handling. Additionally, mock implementations are updated to reflect the new HTTP and MQTT structures.

Changes

File Change Summary
Dockerfile Added EXPOSE 7777 to allow the container to listen on port 7777.
cmd/module-controller/main.go Enhanced management of tunnel instances by introducing support for both MQTT and HTTP tunnels; updated configuration structure to include VNodeWorkerNum.
common/model/consts.go Added constant LabelKeyOfArkletPort; removed extra space in LabelKeyOfTechStack.
common/model/model.go Updated import path for ark package; added BaseID field to HeartBeatData struct; changed Response field type in BizOperationResponse struct from ark.ArkResponseBase to ark_service.ArkResponse.
common/utils/utils.go Added functions OnBaseUnreachable and ExtractNetworkInfoFromNodeInfoData; modified existing functions for error handling and data processing improvements.
common/utils/utils_test.go Added new test case for ExtractNetworkInfoFromNodeInfoData; modified existing tests to include new fields and updated expected values.
go.mod Updated github.com/koupleless/virtual-kubelet dependency version from v0.3.0 to v0.3.2; added new dependency github.com/go-resty/resty/v2.
module_tunnels/koupleless_http_tunnel/ark_service/ark_service.go Introduced Service struct with methods for managing business installations and health checks via HTTP; added error handling for HTTP requests.
module_tunnels/koupleless_http_tunnel/ark_service/model.go Added request and response types for service operations, including InstallBizRequest, UninstallBizRequest, ArkResponse, QueryAllBizResponse, and HealthResponse.
module_tunnels/koupleless_http_tunnel/http_tunnel.go Implemented HttpTunnel struct with methods for managing HTTP communication and node lifecycle events.
module_tunnels/koupleless_mqtt_tunnel/mqtt_tunnel.go Updated OnNodeStart method signature and refactored OnNodeNotReady to use utils.OnBaseUnreachable.
suite/base_lifecycle_test.go Replaced mockBase with mockMqttBase and mockHttpBase for enhanced test coverage; added new test cases for mock base states.
suite/mock_http_base.go Introduced MockHttpBase struct for handling HTTP interactions in tests, with methods to manage state and generate messages.
suite/mock_mqtt_base.go Renamed MockBase to MockMQTTBase to better accommodate MQTT operations; updated methods for MQTT-centric functionality.
suite/module_deployment_controller_suite_test.go Updated mock instantiation to use NewMockMqttBase for tests.
suite/module_mqtt_lifecycle_test.go Changed mock object instantiation to use NewMockMqttBase.
suite/suite_test.go Renamed tl to mqttTunnel and added httpTunnel; updated initialization and synchronization logic.
suite/module_http_lifecycle_test.go Introduced tests for the lifecycle of a module using HTTP, validating readiness, pod status, and deletion.
example/quick-start/base.yaml Updated container image version to 1.1.1 and added new container port arklet with containerPort: 1238. Removed several MQTT-related environment variables and added MODULE_CONTROLLER_ADDRESS.
example/quick-start/module-controller.yaml Updated container image version to 2.1.0 and added port configuration for httptunnel set to 7777. Removed MQTT-related environment variables and added ENABLE_HTTP_TUNNEL.
example/quick-start/mqtt.yaml Deleted file defining a Kubernetes Pod configuration for an MQTT broker.
samples/module_controller_pod.yaml Updated container image version to 2.1.0 and added multiple new environment variables related to tunnel configurations.

Possibly related PRs

Suggested reviewers

  • lvjing2

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New tunnels emerge to brighten the day.
With ports now open, and functions anew,
We hop through the changes, all shiny and true.
So let’s celebrate with a joyful cheer,
For the magic of coding brings us all near! 🌟


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codecov bot commented Oct 22, 2024

Codecov Report

Attention: Patch coverage is 71.10157% with 202 lines in your changes missing coverage. Please review.

Please upload report for BASE (main@1fb5a4d). Learn more about missing BASE report.
Report is 14 commits behind head on main.

Files with missing lines Patch % Lines
...dule_tunnels/koupleless_http_tunnel/http_tunnel.go 68.48% 66 Missing and 15 partials ⚠️
cmd/module-controller/main.go 0.00% 45 Missing ⚠️
.../koupleless_http_tunnel/ark_service/ark_service.go 48.83% 34 Missing and 10 partials ⚠️
suite/mock_http_base.go 90.09% 17 Missing and 4 partials ⚠️
common/utils/utils.go 80.85% 7 Missing and 2 partials ⚠️
...dule_tunnels/koupleless_mqtt_tunnel/mqtt_tunnel.go 60.00% 2 Missing ⚠️
Additional details and impacted files
@@           Coverage Diff           @@
##             main      #16   +/-   ##
=======================================
  Coverage        ?   75.24%           
=======================================
  Files           ?       13           
  Lines           ?     1959           
  Branches        ?        0           
=======================================
  Hits            ?     1474           
  Misses          ?      425           
  Partials        ?       60           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

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Actionable comments posted: 19

🧹 Outside diff range and nitpick comments (27)
module_tunnels/koupleless_http_tunnel/ark_service/model.go (5)

9-11: LGTM: UninstallBizRequest structure is correct.

The UninstallBizRequest structure is well-defined, mirroring InstallBizRequest. This consistency is good for maintaining a clear API structure.

Consider creating a common BizRequest type that both InstallBizRequest and UninstallBizRequest could embed or alias, adhering to the DRY principle:

type BizRequest struct {
    ark.BizModel `json:",inline"`
}

type InstallBizRequest BizRequest
type UninstallBizRequest BizRequest

This approach would reduce duplication and make future changes easier to manage.


13-27: LGTM: ArkResponse structure is well-defined.

The ArkResponse structure provides a comprehensive framework for responses, including error handling and tracing capabilities. The use of ark.ArkResponseData for the Data field allows for flexible response payloads.

For consistency, consider adding a comment for the BaseID field, similar to the other fields:

// BaseID is used for request tracing or correlation
BaseID string `json:"baseID"`

This would maintain the documentation standard set by the other fields.


29-32: LGTM: QueryAllBizResponse structure is appropriate.

The QueryAllBizResponse structure effectively uses generics to handle multiple business infos while maintaining consistency with other response types by including the BaseID field.

For consistency with the ArkResponse structure, consider adding a comment for the BaseID field:

// BaseID is used for request tracing or correlation
BaseID string `json:"baseID"`

This would align the documentation style across all response types.


34-37: LGTM: HealthResponse structure maintains consistency.

The HealthResponse structure follows the same pattern as QueryAllBizResponse, using the generic base type with ark.HealthInfo. This consistency across response types is excellent for API clarity and ease of use.

As with the previous structures, consider adding a comment for the BaseID field:

// BaseID is used for request tracing or correlation
BaseID string `json:"baseID"`

This would complete the documentation consistency across all response types in this file.


1-37: Overall, excellent structure and consistency in type definitions.

This file demonstrates a well-thought-out approach to defining request and response types for the ark_service package. The consistent use of embedded types, generics, and JSON tags shows a good understanding of Go's type system and JSON marshaling. The uniform inclusion of BaseID across response types suggests a systematic approach to request tracing or correlation.

To further improve the package:

  1. Consider implementing custom JSON marshaling/unmarshaling methods if you need more control over the JSON representation, especially for the inline embedded types.
  2. If these types are used across multiple packages, consider moving them to a shared types or models package for better reusability.
  3. Ensure that error handling using these response types is consistent across the application, particularly in how ErrorStackTrace is populated and used.
Dockerfile (1)

Line range hint 1-40: Consider the following improvements to the Dockerfile:

While the Dockerfile follows many best practices, here are some suggestions for further enhancement:

  1. Consider using a specific version tag for the distroless image (e.g., gcr.io/distroless/static:nonroot-20230502) to ensure reproducible builds.
  2. You might want to add a .dockerignore file to exclude unnecessary files from the build context, improving build performance.
  3. The COPY instructions for Go source files could be consolidated to reduce layers:
    COPY cmd/ common/ controller/ module_tunnels/ report_server/ ./
  4. Consider adding a LABEL instruction to include metadata about the image (e.g., version, maintainer).

These changes are not critical but could improve the Dockerfile's maintainability and build efficiency.

suite/base_lifecycle_test.go (2)

55-72: LGTM: New test case for additional mock base

The new test case for mockBase2 enhances coverage by verifying the behavior of multiple base instances. The implementation is consistent with existing test patterns and aligns with the PR objectives.

Consider extracting the node readiness check into a separate helper function to improve readability and reduce code duplication. For example:

func isNodeReady(ctx context.Context, k8sClient client.Client, nodeName string) bool {
    vnode := &v1.Node{}
    err := k8sClient.Get(ctx, types.NamespacedName{Name: nodeName}, vnode)
    if err != nil {
        return false
    }
    for _, cond := range vnode.Status.Conditions {
        if cond.Type == v1.NodeReady {
            return cond.Status == v1.ConditionTrue
        }
    }
    return false
}

Then, you can simplify the test case:

Eventually(func() bool {
    return isNodeReady(ctx, k8sClient, utils.FormatNodeName(nodeID2, env))
}, time.Second*50, time.Second).Should(BeTrue())

74-84: LGTM: New test case for unreachable base

The new test case for verifying the behavior when mockBase2 becomes unreachable enhances the test coverage. The implementation is consistent with existing test patterns and uses appropriate assertions.

For consistency with the previous test case, consider renaming the test description to be more specific:

-It("base unreachable finally exit", func() {
+It("base should be removed when unreachable", func() {

This change would make the test description more aligned with the actual behavior being tested.

suite/module_mqtt_lifecycle_test.go (1)

Line range hint 1-134: Consider adding HTTP lifecycle tests

While this file adequately covers MQTT lifecycle tests, the introduction of HTTP tunnel support in this PR suggests a need for similar comprehensive testing for HTTP functionality. Consider creating a new test file, perhaps named module_http_lifecycle_test.go, to ensure that the HTTP tunnel behaves correctly throughout its lifecycle.

suite/suite_test.go (2)

21-22: LGTM: Variable declarations and imports updated.

The changes improve clarity and support the new HTTP tunnel functionality. The variable renaming from tl to mqttTunnel is a good improvement for readability.

Consider grouping related imports together for better organization. For example, you could move the "testing" import near other standard library imports.

Also applies to: 29-29, 38-39


95-98: LGTM: MQTT and HTTP tunnels initialized and added to tunnels slice.

The initialization of both tunnels with the k8sManager's client and cache is correct. Adding both tunnels to the tunnels slice ensures they are both used in the test suite.

For consistency, consider initializing the tunnels using a similar pattern:

tunnels := []tunnel.Tunnel{
    &mqttTunnel,
    &httpTunnel,
}

for _, t := range tunnels {
    t.Client = k8sManager.GetClient()
    t.Cache = k8sManager.GetCache()
}

This approach would reduce duplication and make it easier to add new tunnels in the future.

Also applies to: 101-102

cmd/module-controller/main.go (1)

97-101: LGTM: HTTP tunnel addition with a suggestion.

The addition of the HTTP tunnel is well-implemented and consistent with the MQTT tunnel configuration. However, consider making the port number configurable through an environment variable for better flexibility.

Consider updating the port assignment as follows:

httpTl := &koupleless_http_tunnel.HttpTunnel{
    Cache:  mgr.GetCache(),
    Client: mgr.GetClient(),
    Port:   utils.GetEnvAsInt("HTTP_TUNNEL_PORT", 7777),
}
🧰 Tools
🪛 GitHub Check: codecov/patch

[warning] 97-102: cmd/module-controller/main.go#L97-L102
Added lines #L97 - L102 were not covered by tests

module_tunnels/koupleless_mqtt_tunnel/mqtt_tunnel.go (2)

53-53: LGTM. Consider adding a comment for the unused parameter.

The addition of the vkModel.NodeInfo parameter aligns with the changes mentioned in the summary. However, the parameter is currently unused in the method body.

Consider adding a comment to explain why the parameter is unused or if it's intended for future use:

func (m *MqttTunnel) OnNodeStart(ctx context.Context, nodeID string, _ vkModel.NodeInfo) {
    // _ vkModel.NodeInfo is unused in this implementation but required for interface compatibility
    // ...
}

123-123: LGTM. Consider adding a comment for clarity.

The addition of calling OnNodeStart for each online node when the MQTT client reconnects improves the system's robustness. This ensures all online nodes are properly initialized after a reconnection.

Consider adding a comment to explain the purpose of this loop:

// Reinitialize all online nodes after reconnection
for nodeId, _ := range m.onlineNode {
    m.OnNodeStart(ctx, nodeId, vkModel.NodeInfo{})
}
common/utils/utils_test.go (1)

280-280: LGTM! Consider adding a test case for missing ArkletPort.

The changes correctly reflect the addition of the ArkletPort field and its inclusion in the CustomLabels map. This aligns well with the modifications in the main code.

Consider adding a test case where ArkletPort is not provided to ensure the function handles this scenario gracefully.

Also applies to: 293-295, 320-320

module_tunnels/koupleless_http_tunnel/ark_service/ark_service.go (1)

36-36: Ensure consistent return statements across methods

In the InstallBiz (line 36) and UninstallBiz (line 55) methods, the return statements explicitly specify the return values with return response, nil. However, in the QueryAllBiz (line 73) and Health (line 91) methods, the return statements are simply return, relying on the named return values.

For consistency and readability, consider using the same style of return statements across all methods.

Apply this diff for consistency:

 func (h *Service) QueryAllBiz(ctx context.Context, baseIP string, arkletPort int) (response QueryAllBizResponse, err error) {
     // ...
-    return
+    return response, nil
 }

 func (h *Service) Health(ctx context.Context, baseIP string, arkletPort int) (response HealthResponse, err error) {
     // ...
-    return
+    return response, nil
 }

Also applies to: 55-55, 73-73, 91-91

🧰 Tools
🪛 GitHub Check: codecov/patch

[warning] 36-36: module_tunnels/koupleless_http_tunnel/ark_service/ark_service.go#L36
Added line #L36 was not covered by tests

suite/mock_http_base.go (4)

59-60: Implement functionality in Start method or clarify its purpose

The Start method currently does nothing and returns nil. If this is intentional, consider adding a comment to explain why it's empty. Otherwise, implement the necessary functionality or remove the method if it's not needed.


90-94: Initialize all fields in JvmInfo struct

In the getHealthMsg method, the JvmInfo struct initializes only a subset of its fields. If there are additional fields in JvmInfo, consider initializing them for completeness.


58-60: Consider implementing Start method functionality

The Start method currently returns nil without performing any action. If this mock is intended to simulate starting an HTTP base, consider implementing the necessary startup logic or document why it's intentionally left blank.


10-10: Organize imports according to Go conventions

Consider grouping standard library imports separately from third-party imports for better readability.

Arrange the imports as follows:

import (
    "context"
    "encoding/json"
    "sync"
    "time"

    paho "github.com/eclipse/paho.mqtt.golang"
    "github.com/koupleless/arkctl/v1/service/ark"
    "github.com/koupleless/module_controller/common/model"
)
common/utils/utils.go (1)

235-235: Define the default port as a constant instead of using a magic number

Using a constant for the default port 1238 improves readability and makes future maintenance easier.

suite/mock_mqtt_base.go (2)

Line range hint 211-216: Add error handling for JSON unmarshaling in 'processInstallBiz'

The call to json.Unmarshal does not check for errors. If the payload is invalid JSON, this could lead to unexpected behavior or panic.

Apply this diff to handle the error:

func (b *MockMQTTBase) processInstallBiz(msg []byte) {
    b.Lock()
    defer b.Unlock()
    request := ark.BizModel{}
-   json.Unmarshal(msg, &request)
+   if err := json.Unmarshal(msg, &request); err != nil {
+       // handle the error, possibly log the error or return
+       return
+   }
    identity := getBizIdentity(request)
    ...

Line range hint 228-235: Add error handling for JSON unmarshaling in 'processUnInstallBiz'

In processUnInstallBiz, the json.Unmarshal call lacks error handling. Malformed JSON payloads could cause the function to fail silently or panic.

Apply this diff to handle the error:

func (b *MockMQTTBase) processUnInstallBiz(msg []byte) {
    b.Lock()
    defer b.Unlock()
    request := ark.BizModel{}
-   json.Unmarshal(msg, &request)
+   if err := json.Unmarshal(msg, &request); err != nil {
+       // handle the error, possibly log the error or return
+       return
+   }
    delete(b.BizInfos, getBizIdentity(request))
    ...
module_tunnels/koupleless_http_tunnel/http_tunnel.go (4)

301-305: Remove commented-out code to improve code clarity

There is a block of commented-out code intended to uninstall the old business module before installing the new one. Leaving commented-out code can clutter the codebase and reduce readability.

Consider removing the commented code if it's no longer needed, or uncommenting it if it's required for proper functionality.

     // uninstall old biz first
-    // h.arkService.UninstallBiz(ctx, ark_service.UninstallBizRequest{
-    //     BizModel: bizModel,
-    // }, networkInfo.LocalIP, networkInfo.ArkletPort)

59-60: Add unit tests for public methods to improve test coverage

According to the static analysis hints, several public methods are not covered by tests. These include:

  • Ready
  • OnNodeStart
  • OnNodeStop
  • OnNodeNotReady
  • RegisterQuery

Adding unit tests for these methods will enhance code reliability and maintainability. Would you like assistance in creating unit tests for these methods or guidance on how to approach testing them?

Also applies to: 63-71, 74-77, 80-81, 98-99

🧰 Tools
🪛 GitHub Check: codecov/patch

[warning] 59-60: module_tunnels/koupleless_http_tunnel/http_tunnel.go#L59-L60
Added lines #L59 - L60 were not covered by tests


242-245: Handle missing network info more gracefully

In FetchHealthData, if networkInfo is not found for a given nodeID, an error is returned. This could be a temporary state or an indication of a problem elsewhere.

Consider providing more context in the error message or handling this situation to attempt recovery.

 if !ok {
-    return errors.New("network info not found")
+    return fmt.Errorf("network info not found for nodeID: %s", nodeID)
 }

37-37: Exported field Port should have a comment or be unexported

The Port field in the HttpTunnel struct is exported but does not have a comment explaining its purpose.

If Port is intended for external use, consider adding a comment to explain its usage, following Go's conventions. If not, make it unexported by renaming it to port.

-type HttpTunnel struct {
+// Port specifies the port on which the HTTP server listens.
 Port int

Or unexport it:

-type HttpTunnel struct {
-    Port int
+    port int
📜 Review details

Configuration used: CodeRabbit UI
Review profile: CHILL

📥 Commits

Files that changed from the base of the PR and between 1fb5a4d and e9de3f8.

⛔ Files ignored due to path filters (1)
  • go.sum is excluded by !**/*.sum
📒 Files selected for processing (17)
  • Dockerfile (1 hunks)
  • cmd/module-controller/main.go (4 hunks)
  • common/model/consts.go (1 hunks)
  • common/model/model.go (3 hunks)
  • common/utils/utils.go (6 hunks)
  • common/utils/utils_test.go (5 hunks)
  • go.mod (1 hunks)
  • module_tunnels/koupleless_http_tunnel/ark_service/ark_service.go (1 hunks)
  • module_tunnels/koupleless_http_tunnel/ark_service/model.go (1 hunks)
  • module_tunnels/koupleless_http_tunnel/http_tunnel.go (1 hunks)
  • module_tunnels/koupleless_mqtt_tunnel/mqtt_tunnel.go (3 hunks)
  • suite/base_lifecycle_test.go (2 hunks)
  • suite/mock_http_base.go (1 hunks)
  • suite/mock_mqtt_base.go (13 hunks)
  • suite/module_deployment_controller_suite_test.go (1 hunks)
  • suite/module_mqtt_lifecycle_test.go (1 hunks)
  • suite/suite_test.go (6 hunks)
🧰 Additional context used
🪛 GitHub Check: codecov/patch
cmd/module-controller/main.go

[warning] 92-92: cmd/module-controller/main.go#L92
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[warning] 97-102: cmd/module-controller/main.go#L97-L102
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common/utils/utils.go

[warning] 219-223: common/utils/utils.go#L219-L223
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module_tunnels/koupleless_http_tunnel/ark_service/ark_service.go

[warning] 20-29: module_tunnels/koupleless_http_tunnel/ark_service/ark_service.go#L20-L29
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[warning] 31-34: module_tunnels/koupleless_http_tunnel/ark_service/ark_service.go#L31-L34
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[warning] 36-36: module_tunnels/koupleless_http_tunnel/ark_service/ark_service.go#L36
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[warning] 39-48: module_tunnels/koupleless_http_tunnel/ark_service/ark_service.go#L39-L48
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[warning] 55-55: module_tunnels/koupleless_http_tunnel/ark_service/ark_service.go#L55
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[warning] 58-67: module_tunnels/koupleless_http_tunnel/ark_service/ark_service.go#L58-L67
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[warning] 69-71: module_tunnels/koupleless_http_tunnel/ark_service/ark_service.go#L69-L71
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[warning] 73-73: module_tunnels/koupleless_http_tunnel/ark_service/ark_service.go#L73
Added line #L73 was not covered by tests


[warning] 76-85: module_tunnels/koupleless_http_tunnel/ark_service/ark_service.go#L76-L85
Added lines #L76 - L85 were not covered by tests


[warning] 87-89: module_tunnels/koupleless_http_tunnel/ark_service/ark_service.go#L87-L89
Added lines #L87 - L89 were not covered by tests


[warning] 91-91: module_tunnels/koupleless_http_tunnel/ark_service/ark_service.go#L91
Added line #L91 was not covered by tests

module_tunnels/koupleless_http_tunnel/http_tunnel.go

[warning] 59-60: module_tunnels/koupleless_http_tunnel/http_tunnel.go#L59-L60
Added lines #L59 - L60 were not covered by tests


[warning] 63-71: module_tunnels/koupleless_http_tunnel/http_tunnel.go#L63-L71
Added lines #L63 - L71 were not covered by tests


[warning] 74-77: module_tunnels/koupleless_http_tunnel/http_tunnel.go#L74-L77
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[warning] 80-81: module_tunnels/koupleless_http_tunnel/http_tunnel.go#L80-L81
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[warning] 98-99: module_tunnels/koupleless_http_tunnel/http_tunnel.go#L98-L99
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[warning] 126-129: module_tunnels/koupleless_http_tunnel/http_tunnel.go#L126-L129
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[warning] 131-138: module_tunnels/koupleless_http_tunnel/http_tunnel.go#L131-L138
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[warning] 140-144: module_tunnels/koupleless_http_tunnel/http_tunnel.go#L140-L144
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🔇 Additional comments (35)
module_tunnels/koupleless_http_tunnel/ark_service/model.go (1)

5-7: LGTM: InstallBizRequest structure looks good.

The InstallBizRequest structure is well-defined, embedding ark.BizModel with the correct JSON inline tag. This allows for a clean representation of the business model data in installation requests.

common/model/consts.go (2)

47-47: LGTM: Improved formatting.

The removal of the extra space in the LabelKeyOfTechStack constant declaration improves code consistency and readability.


48-48: LGTM: New constant for Arklet port.

The addition of LabelKeyOfArkletPort is consistent with the existing naming conventions and aligns with the new HTTP tunnel functionality.

To ensure proper integration, please verify the usage of this new constant in other files:

✅ Verification successful

Verified: Usage of LabelKeyOfArkletPort is consistent and correct.

All instances of LabelKeyOfArkletPort have been confirmed across the codebase, with no issues found.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Check for usage of the new LabelKeyOfArkletPort constant

# Test: Search for LabelKeyOfArkletPort usage
echo "Searching for LabelKeyOfArkletPort usage:"
rg "LabelKeyOfArkletPort" --type go

# Test: Search for the string value of LabelKeyOfArkletPort
echo "Searching for 'base.koupleless.io/arklet-port' usage:"
rg "base\.koupleless\.io/arklet-port" --type go

Length of output: 779

Dockerfile (1)

37-37: LGTM: New port exposed for HTTP tunnel.

The addition of EXPOSE 7777 aligns with the introduction of an HTTP tunnel in the application. This change correctly exposes the new port for the Docker container.

To ensure this change is consistent with the application code, let's verify the port usage:

✅ Verification successful

Verified: Port 7777 usage confirmed for HTTP tunnel.

The addition of EXPOSE 7777 correctly exposes the port used by the application for the HTTP tunnel.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Verify that port 7777 is used in the application code for the HTTP tunnel.

# Test: Search for port 7777 usage in Go files
rg -t go '(?i)(:|\s)7777\b'

Length of output: 75

common/model/model.go (4)

33-36: Verify the impact of the Response field type change.

The Response field type in BizOperationResponse has been updated from ark.ArkResponseBase to ark_service.ArkResponse. This change aligns with the new import path and the introduction of the HTTP tunnel service.

Run the following script to check for any code that might be affected by this change:

#!/bin/bash
# Description: Check for usage of BizOperationResponse and its Response field

# Test: Search for BizOperationResponse struct instantiations or field accesses. Expect: Results showing updated usage.
rg -p "BizOperationResponse.*?{[\s\S]*?}" -g "*.go"
rg "\.Response" -g "*.go"

# Test: Search for any remaining usage of ArkResponseBase. Expect: No results or only in old code comments.
rg "ArkResponseBase" -g "*.go"

Line range hint 1-54: Summary of changes and potential impact

The modifications in this file are part of a larger refactoring effort to support both MQTT and HTTP tunnels. The changes include:

  1. Updated import path for the ark service
  2. Addition of a BaseID field to HeartBeatData
  3. Change in the Response field type in BizOperationResponse

While these changes are consistent and appear to be correct, they may have a significant impact on other parts of the codebase. Ensure that all affected code has been updated accordingly, including:

  • Import statements in other files
  • Instantiations and usages of HeartBeatData
  • Processing of BizOperationResponse instances

Consider running comprehensive tests to verify that these changes haven't introduced any regressions.

To get a broader view of the impact, run the following script:

#!/bin/bash
# Description: Overview of changes impact

# Test: Count files affected by the import path change
echo "Files affected by import path change:"
rg -c "github.com/koupleless/module_controller/module_tunnels/koupleless_http_tunnel/ark_service" | wc -l

# Test: Count occurrences of HeartBeatData and BizOperationResponse
echo "HeartBeatData occurrences:"
rg -c "HeartBeatData" | wc -l
echo "BizOperationResponse occurrences:"
rg -c "BizOperationResponse" | wc -l

# Test: List files containing these structs
echo "Files containing HeartBeatData or BizOperationResponse:"
rg -l "HeartBeatData|BizOperationResponse"

20-20: Verify the usage of the new BaseID field.

The addition of the BaseID field to the HeartBeatData struct is consistent with the new ArkResponse type. This change enhances the identification capabilities for heartbeat data.

Run the following script to check the usage of the new BaseID field:

#!/bin/bash
# Description: Check for usage of the new BaseID field in HeartBeatData

# Test: Search for HeartBeatData struct instantiations or field accesses. Expect: Results showing BaseID usage.
rg -p "HeartBeatData.*?{[\s\S]*?}" -g "*.go"
rg "\.BaseID" -g "*.go"

4-4: Verify the impact of the import path change across the codebase.

The import path has been updated to reflect the new package structure. This change introduces support for an HTTP tunnel alongside the existing MQTT tunnel.

Run the following script to verify that all import statements have been updated consistently:

✅ Verification successful

Import path update verified successfully across the codebase.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Check for any remaining occurrences of the old import path

# Test: Search for the old import path. Expect: No results.
rg -i "github.com/koupleless/arkctl/v1/service/ark"

# Test: Search for the new import path. Expect: Multiple results.
rg -i "github.com/koupleless/module_controller/module_tunnels/koupleless_http_tunnel/ark_service"

Length of output: 817

suite/base_lifecycle_test.go (2)

19-20: LGTM: Updated mock base creation

The change from NewMockBase to NewMockMqttBase aligns with the PR objective of supporting MQTT functionality. This update is consistent across the test suite and reflects the broader shift towards MQTT-based operations.


Line range hint 1-85: Overall assessment: Improved test coverage with minor suggestions

The changes to suite/base_lifecycle_test.go successfully enhance the test coverage for base lifecycle scenarios, particularly by introducing tests for multiple base instances and unreachable states. The modifications align well with the PR objectives of supporting MQTT functionality.

Key points:

  1. The mock base creation has been updated to use MQTT-based implementations.
  2. Additional test cases have been added to verify the behavior of multiple base instances.
  3. The new tests cover both the ready and unreachable states of the bases.

While the changes are generally well-implemented, there are a few minor suggestions for improvement:

  1. Ensure unique node IDs are used for different mock bases to prevent potential conflicts.
  2. Consider extracting common logic (like node readiness checks) into helper functions to improve readability and reduce duplication.
  3. Align test case descriptions with the specific behaviors being tested for clarity.

Addressing these minor points will further enhance the quality and maintainability of the test suite.

go.mod (1)

11-11: Verify the reason for downgrading the virtual-kubelet dependency.

The github.com/koupleless/virtual-kubelet dependency has been downgraded from v0.3.0 to a specific pseudo-version v0.2.3-0.20241022085250-273f0a0031e0. While this change might be intentional to address specific issues or align with other dependencies, it's important to ensure that this downgrade doesn't introduce any compatibility issues or loss of required features.

Please confirm the following:

  1. The reason for this specific version change.
  2. That you've checked for any breaking changes or deprecations between these versions.
  3. That all functionalities depending on this package still work as expected with the new version.
suite/module_mqtt_lifecycle_test.go (1)

19-19: LGTM. Consider adding HTTP-specific tests.

The change from NewMockBase to NewMockMqttBase aligns well with the separation of concerns between different protocols. This is a good step towards more specific and accurate testing.

However, given that the PR introduces HTTP tunnel support, consider the following:

  1. Add similar lifecycle tests for the new HTTP functionality to ensure comprehensive coverage.
  2. Verify that this change hasn't inadvertently affected the existing MQTT functionality in the actual implementation.

To ensure that MQTT functionality is still intact, please run the following command:

This will show any changes in MQTT-related files, which you should review to ensure no unintended modifications were made.

✅ Verification successful

[/run_scripts]


Verified: HTTP-specific tests added and MQTT functionality remains intact.

  • Confirmed suite/mock_http_base.go exists.
  • Confirmed suite/module_http_lifecycle_test.go is present.
  • Verified MQTT tests remain unchanged except for intended modifications.
🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Check for any changes in MQTT-related files that might affect functionality

# Test: Look for changes in MQTT-related files
rg -l 'mqtt' | xargs git diff origin/main -- 

Length of output: 32135


Script:

#!/bin/bash
# Description: Verify that HTTP-specific lifecycle tests have been added

# Check for the presence of mock_http_base.go
if fd -e go 'suite/mock_http_base.go'; then
  echo "mock_http_base.go exists."
else
  echo "mock_http_base.go is missing."
  exit 1
fi

# Check for HTTP-specific test files
if fd -e go 'suite/module_http_lifecycle_test.go'; then
  echo "HTTP lifecycle tests are present."
else
  echo "HTTP lifecycle tests are missing."
  exit 1
fi

# Verify that existing MQTT tests are unchanged apart from intended modifications
echo "Verifying MQTT test integrity..."
rg 'mqtt' suite/module_mqtt_lifecycle_test.go | grep -v "NewMockMqttBase"

if [ $? -eq 0 ]; then
  echo "No unintended changes detected in MQTT tests."
else
  echo "Unintended changes found in MQTT tests."
  exit 1
fi

echo "HTTP-specific tests are added and MQTT functionality remains intact."

Length of output: 692

suite/suite_test.go (4)

8-8: LGTM: HTTP tunnel import added.

The new import for the HTTP tunnel is correctly added and aligns with the changes being made in this file.


117-117: Clarify: Why is HTTP tunnel not included in moduleDeploymentController?

The moduleDeploymentController is only initialized with the MQTT tunnel. This seems inconsistent with the earlier changes where both MQTT and HTTP tunnels were added to the tunnels slice.

Please clarify if this is intentional. If the moduleDeploymentController should support both tunnels, consider updating it as follows:

moduleDeploymentController, err := module_deployment_controller.NewModuleDeploymentController(env, []module_tunnels.ModuleTunnel{
    &mqttTunnel,
    &httpTunnel,
})

If the moduleDeploymentController doesn't support HTTP tunnels yet, please confirm and consider adding a TODO comment for future implementation.


142-142: LGTM: Improved cache synchronization.

Replacing the time.Sleep call with k8sManager.GetCache().WaitForCacheSync(ctx) is a significant improvement. This change ensures that the cache is properly synchronized before proceeding, which is more reliable and efficient than using a fixed sleep duration.


Line range hint 1-194: Summary of changes in suite/suite_test.go

The changes in this file successfully introduce support for both MQTT and HTTP tunnels in the test suite. Key improvements include:

  1. Addition of necessary imports and variable declarations for HTTP tunnel support.
  2. Initialization of both MQTT and HTTP tunnels with the Kubernetes manager's client and cache.
  3. Improved cache synchronization using WaitForCacheSync instead of a fixed sleep.

However, there are a few areas that could benefit from further attention:

  1. Consider reorganizing imports for better grouping.
  2. The initialization of tunnels could be refactored to reduce duplication.
  3. Clarify the usage of tunnels in the moduleDeploymentController, ensuring consistency with the rest of the changes.

Overall, these changes enhance the test suite's capabilities and improve its structure. Addressing the mentioned points will further improve the code's clarity and maintainability.

cmd/module-controller/main.go (7)

23-23: LGTM: New import for HTTP tunnel.

The addition of the import for the HTTP tunnel package is appropriate for the new functionality being introduced.


92-95: LGTM: Improved naming for MQTT tunnel variable.

Renaming tl to mqttTl enhances code readability by clearly indicating the tunnel type.

🧰 Tools
🪛 GitHub Check: codecov/patch

[warning] 92-92: cmd/module-controller/main.go#L92
Added line #L92 was not covered by tests


113-114: LGTM: VNodeController now manages both tunnel types.

The update to include both MQTT and HTTP tunnels in the VNodeController initialization is correct and aligns with the new dual-tunnel architecture.

🧰 Tools
🪛 GitHub Check: codecov/patch

[warning] 113-114: cmd/module-controller/main.go#L113-L114
Added lines #L113 - L114 were not covered by tests


145-150: LGTM: Improved MQTT tunnel start process.

The updates to the MQTT tunnel start process, including the variable name change and enhanced error handling, improve code clarity and observability.

🧰 Tools
🪛 GitHub Check: codecov/patch

[warning] 145-150: cmd/module-controller/main.go#L145-L150
Added lines #L145 - L150 were not covered by tests


152-157: LGTM: HTTP tunnel start process added.

The addition of the HTTP tunnel start process is well-implemented, following the same pattern as the MQTT tunnel for consistency in error handling and logging.

🧰 Tools
🪛 GitHub Check: codecov/patch

[warning] 152-152: cmd/module-controller/main.go#L152
Added line #L152 was not covered by tests


[warning] 154-154: cmd/module-controller/main.go#L154
Added line #L154 was not covered by tests


[warning] 156-156: cmd/module-controller/main.go#L156
Added line #L156 was not covered by tests


Line range hint 1-165: Summary of changes and recommendations.

The changes to main.go successfully introduce HTTP tunnel support alongside the existing MQTT tunnel. The implementation is generally well-done and consistent. Key points:

  1. The addition of the HTTP tunnel is properly integrated with the existing architecture.
  2. Variable naming has been improved for clarity.
  3. Error handling and logging are consistent between MQTT and HTTP tunnels.

Recommendations for further improvement:

  1. Make the HTTP tunnel port and VNodeWorkerNum configurable via environment variables.
  2. Add unit tests to cover the new functionality, especially the HTTP tunnel integration.

Overall, these changes effectively support the PR objective of adding HTTP tunnel capabilities.

🧰 Tools
🪛 GitHub Check: codecov/patch

[warning] 92-92: cmd/module-controller/main.go#L92
Added line #L92 was not covered by tests


[warning] 97-102: cmd/module-controller/main.go#L97-L102
Added lines #L97 - L102 were not covered by tests


[warning] 109-109: cmd/module-controller/main.go#L109
Added line #L109 was not covered by tests


[warning] 113-114: cmd/module-controller/main.go#L113-L114
Added lines #L113 - L114 were not covered by tests


Line range hint 92-156: Suggestion: Add tests for new functionality.

The static analysis tool indicates that the new code additions are not covered by tests. While this is common for new functionality, it's important to ensure proper test coverage to maintain code quality and prevent regressions.

Consider adding unit tests for:

  1. The initialization and configuration of the HTTP tunnel.
  2. The VNodeController with both MQTT and HTTP tunnels.
  3. The start processes for both MQTT and HTTP tunnels.

To verify the current test coverage, you can run:

This will help identify specific areas that need additional test coverage.

🧰 Tools
🪛 GitHub Check: codecov/patch

[warning] 92-92: cmd/module-controller/main.go#L92
Added line #L92 was not covered by tests


[warning] 97-102: cmd/module-controller/main.go#L97-L102
Added lines #L97 - L102 were not covered by tests


[warning] 109-109: cmd/module-controller/main.go#L109
Added line #L109 was not covered by tests


[warning] 113-114: cmd/module-controller/main.go#L113-L114
Added lines #L113 - L114 were not covered by tests

suite/module_deployment_controller_suite_test.go (2)

Line range hint 1-24: Overall assessment: Changes look good, minimal impact on existing tests.

The modifications to use NewMockMqttBase instead of NewMockBase appear to be well-integrated into the existing test suite. The fact that no other changes were required in the test cases suggests good backward compatibility of the new mock objects.

To ensure the changes don't introduce any regressions, it would be beneficial to run the entire test suite and verify that all tests pass with the new mock objects. Consider adding this step to your CI/CD pipeline if not already present.


21-22: LGTM! Verify mock object interface compatibility.

The change from NewMockBase to NewMockMqttBase aligns with the PR objective of supporting an HTTP tunnel alongside the existing MQTT tunnel. This modification appears to be consistent and well-implemented across both mock objects.

To ensure the changes don't introduce any unintended side effects, please verify that the interface of NewMockMqttBase is compatible with the previous NewMockBase. Run the following script to check for any interface changes:

✅ Verification successful

Verified: Mock object interfaces are compatible.

The interfaces of NewMockBase and NewMockMqttBase are consistent and do not introduce any compatibility issues.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Check for interface changes between NewMockBase and NewMockMqttBase

# Test: Search for method definitions in both mock implementations
echo "NewMockBase methods:"
rg -p 'func \(.*\) NewMockBase'
echo "NewMockMqttBase methods:"
rg -p 'func \(.*\) NewMockMqttBase'

# Test: Compare method signatures of both implementations
echo "Comparing method signatures:"
rg -p 'func \(m \*MockBase\)' | sort
echo "---"
rg -p 'func \(m \*MockMqttBase\)' | sort

Length of output: 345

module_tunnels/koupleless_mqtt_tunnel/mqtt_tunnel.go (1)

81-81: LGTM. Verify the implementation of utils.OnBaseUnreachable.

The refactoring of this method to use utils.OnBaseUnreachable simplifies the error handling and improves code maintainability. This change aligns with the summary's mention of refactoring.

To ensure the correctness of this change, please verify the implementation of utils.OnBaseUnreachable:

✅ Verification successful

Implementation of utils.OnBaseUnreachable appears robust.

The OnBaseUnreachable function effectively handles unreachable nodes with retry logic and proper logging. To ensure full correctness, please verify where and how this function is utilized within the codebase.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Verify the implementation of utils.OnBaseUnreachable

# Test: Check the implementation of utils.OnBaseUnreachable
rg -A 10 "func OnBaseUnreachable" common/utils/

Length of output: 916

common/utils/utils_test.go (3)

633-635: LGTM! Consistent update to lowercase state strings.

The test cases have been updated to expect lowercase state strings, which aligns with changes likely made in the GetArkBizStateFromSimpleBizState function. This ensures consistency in state representation across the codebase.


655-663: LGTM! Good addition of edge case test.

The new test case TestGetLatestState_ChangeTimeLenLt3 is a valuable addition. It ensures that the GetLatestState function handles scenarios with invalid or empty ChangeTime fields correctly, returning zero values as expected. This improves the overall robustness of the function.


Line range hint 1-663: Overall, good improvements to test coverage.

The changes in this file effectively reflect the updates made in the main code, particularly regarding the addition of ArkletPort. The new test cases for edge conditions and the updates to existing tests enhance the overall robustness of the test suite.

Key points:

  1. The TestTranslateHeartBeatDataToNodeInfo function has been correctly updated to include ArkletPort.
  2. The TestGetArkBizStateFromSimpleBizState function now uses lowercase state strings, maintaining consistency.
  3. The new TestGetLatestState_ChangeTimeLenLt3 function adds valuable coverage for an edge case.
  4. The TestExtractNetworkInfoFromNodeInfoData function, while a good addition, could benefit from more comprehensive test cases as suggested earlier.

These changes improve the test coverage and align well with the modifications in the main code. Please consider the suggested improvements for the TestExtractNetworkInfoFromNodeInfoData function to further enhance the test suite.

module_tunnels/koupleless_http_tunnel/ark_service/ark_service.go (1)

60-63: Confirm the necessity of sending an empty JSON body in POST requests

In the QueryAllBiz (lines 60-63) and Health (lines 78-81) methods, the request body is set to an empty JSON object with SetBody('{}'). Since these endpoints might not require a request body, consider verifying whether it's necessary to send an empty JSON object.

Run the following script to check if the endpoints accept GET requests without a body:

If the endpoints support GET requests without a body, consider changing the methods to use GET instead of POST without a request body.

Also applies to: 78-81

suite/mock_http_base.go (1)

171-171: Confirm time format string in SetBizState

The time format string "2006-01-02 15:04:05.000" may not produce the desired millisecond precision. Ensure that the format aligns with your requirements.

Run the following script to check the time format output:

common/utils/utils.go (4)

4-16: Import statements are appropriate

The added imports are necessary for the new functionalities and improved error handling.


Line range hint 69-83: Properly adding CustomLabels in TranslateHeartBeatDataToNodeInfo

The inclusion of CustomLabels with the ArkletPort enhances node metadata. The implementation is correct and aligns with the intended functionality.


163-168: Ensuring case-insensitive matching in GetContainerStateFromBizState

Using strings.ToLower ensures that state indices are matched correctly regardless of case, improving robustness.


177-181: Consistent state mapping in GetArkBizStateFromSimpleBizState

The state strings are accurately mapped from the biz state indices, ensuring consistency in state representation.

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Actionable comments posted: 4

🧹 Outside diff range and nitpick comments (2)
common/utils/utils.go (2)

228-242: Improve port handling and add constant for default port

Consider these improvements:

  1. Add a constant for the default port value
  2. Handle the case when portStr is empty

Apply these changes:

+const defaultArkletPort = 1238
+
 func ExtractNetworkInfoFromNodeInfoData(initData vkModel.NodeInfo) model.NetworkInfo {
     portStr := initData.CustomLabels[model.LabelKeyOfArkletPort]
+    if portStr == "" {
+        return model.NetworkInfo{
+            LocalIP:       initData.NetworkInfo.NodeIP,
+            LocalHostName: initData.NetworkInfo.HostName,
+            ArkletPort:    defaultArkletPort,
+        }
+    }
 
     port, err := strconv.Atoi(portStr)
     if err != nil {
         logrus.Errorf("failed to parse port %s from node info", portStr)
-        port = 1238
+        port = defaultArkletPort
     }
 
     return model.NetworkInfo{

Based on the gathered information, I can now provide a final response as there's a clear inconsistency in state handling across the codebase.

State case handling needs standardization across the codebase

The changes to make GetContainerStateFromBizState case-insensitive are good, but there are inconsistencies in how states are handled across the codebase:

  • GetContainerStateFromBizState now handles states case-insensitively (e.g., "resolved", "RESOLVED")
  • GetArkBizStateFromSimpleBizState returns lowercase states ("resolved", "activated", "deactivated")
  • However, several parts of the codebase use uppercase states:
    • Mock implementations in suite/mock_http_base.go and suite/mock_mqtt_base.go use "ACTIVATED"
    • Test files in common/utils/utils_test.go use uppercase "ACTIVATED", "DEACTIVATED"
    • State records in the actual implementation also use uppercase states

To maintain consistency and prevent potential bugs, the state case handling should be standardized across the entire codebase, either by:

  1. Converting all state strings to lowercase throughout the codebase, or
  2. Converting all state strings to uppercase throughout the codebase
🔗 Analysis chain

Line range hint 163-181: LGTM: Case-insensitive state handling improvement

The change to use lowercase state comparisons is a good improvement for robustness. Let's verify the state handling across the codebase.


Let me gather more context about the state handling by checking the actual usage of these functions and any related state constants.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Verify state string usage consistency
# Look for any hardcoded state strings that might need case normalization

# Search for state string comparisons
rg -i "case.*\"(resolved|activated|deactivated)\"" --type go

# Search for direct state string comparisons
rg -i "state.*==.*\"(resolved|activated|deactivated)\"" --type go

Length of output: 459


Script:

#!/bin/bash
# Check for state-related constants and their usage
rg -i "containerstate|bizstate" --type go -A 2

# Check the full implementation of the functions in question
ast-grep --pattern 'func GetContainerStateFromBizState($$$) {
  $$$
}'

ast-grep --pattern 'func GetArkBizStateFromSimpleBizState($$$) {
  $$$
}'

Length of output: 8859

📜 Review details

Configuration used: CodeRabbit UI
Review profile: CHILL

📥 Commits

Files that changed from the base of the PR and between 9ec96f3 and 2cf73d3.

⛔ Files ignored due to path filters (1)
  • go.sum is excluded by !**/*.sum
📒 Files selected for processing (7)
  • cmd/module-controller/main.go (5 hunks)
  • common/utils/utils.go (6 hunks)
  • common/utils/utils_test.go (7 hunks)
  • go.mod (2 hunks)
  • module_tunnels/koupleless_http_tunnel/ark_service/ark_service.go (1 hunks)
  • module_tunnels/koupleless_http_tunnel/http_tunnel.go (1 hunks)
  • suite/base_lifecycle_test.go (2 hunks)
🚧 Files skipped from review as they are similar to previous changes (4)
  • cmd/module-controller/main.go
  • go.mod
  • module_tunnels/koupleless_http_tunnel/ark_service/ark_service.go
  • suite/base_lifecycle_test.go
🧰 Additional context used
🔇 Additional comments (4)
common/utils/utils.go (1)

4-4: LGTM: New imports are properly utilized

The added imports support the new functionality for HTTP tunneling and network information handling.

Also applies to: 14-16

common/utils/utils_test.go (3)

282-282: LGTM: ArkletPort integration tests are comprehensive.

The test cases properly verify both the presence and absence of ArkletPort in the CustomLabels map.

Also applies to: 295-297, 322-322


635-637: LGTM: State mapping test cases are properly updated.

The test cases correctly verify the mapping of numeric states to lowercase string representations.


658-665: Previous review comments are still valid.

The test case for ExtractNetworkInfoFromNodeInfoData still needs improvement as suggested in the previous review. The current implementation uses an invalid port number and doesn't test multiple scenarios.

Comment on lines 211 to 226
func OnBaseUnreachable(ctx context.Context, info vkModel.UnreachableNodeInfo, env string, k8sClient client.Client) {
// base not ready, delete from api server
node := corev1.Node{}
nodeName := utils.FormatNodeName(info.NodeID, env)
err := k8sClient.Get(ctx, client.ObjectKey{Name: nodeName}, &node)
logger := log.G(ctx).WithField("nodeID", info.NodeID).WithField("func", "OnNodeNotReady")
if err != nil {
// delete node from api server
logger.Info("DeleteBaseNode")
k8sClient.Delete(ctx, &node)
} else if apiErrors.IsNotFound(err) {
logger.Info("Node not found, skipping delete operation")
} else {
logger.WithError(err).Error("Failed to get node, cannot delete")
}
}
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⚠️ Potential issue

Fix incorrect error handling logic

The current implementation attempts to delete the node when Get fails, which is incorrect. The node should only be deleted if it exists (i.e., when Get succeeds).

Apply this fix:

 func OnBaseUnreachable(ctx context.Context, info vkModel.UnreachableNodeInfo, env string, k8sClient client.Client) {
     node := corev1.Node{}
     nodeName := utils.FormatNodeName(info.NodeID, env)
     err := k8sClient.Get(ctx, client.ObjectKey{Name: nodeName}, &node)
     logger := log.G(ctx).WithField("nodeID", info.NodeID).WithField("func", "OnNodeNotReady")
-    if err != nil {
+    if err == nil {
         // delete node from api server
         logger.Info("DeleteBaseNode")
         k8sClient.Delete(ctx, &node)
     } else if apiErrors.IsNotFound(err) {
         logger.Info("Node not found, skipping delete operation")
     } else {
         logger.WithError(err).Error("Failed to get node, cannot delete")
     }
 }
📝 Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
func OnBaseUnreachable(ctx context.Context, info vkModel.UnreachableNodeInfo, env string, k8sClient client.Client) {
// base not ready, delete from api server
node := corev1.Node{}
nodeName := utils.FormatNodeName(info.NodeID, env)
err := k8sClient.Get(ctx, client.ObjectKey{Name: nodeName}, &node)
logger := log.G(ctx).WithField("nodeID", info.NodeID).WithField("func", "OnNodeNotReady")
if err != nil {
// delete node from api server
logger.Info("DeleteBaseNode")
k8sClient.Delete(ctx, &node)
} else if apiErrors.IsNotFound(err) {
logger.Info("Node not found, skipping delete operation")
} else {
logger.WithError(err).Error("Failed to get node, cannot delete")
}
}
func OnBaseUnreachable(ctx context.Context, info vkModel.UnreachableNodeInfo, env string, k8sClient client.Client) {
// base not ready, delete from api server
node := corev1.Node{}
nodeName := utils.FormatNodeName(info.NodeID, env)
err := k8sClient.Get(ctx, client.ObjectKey{Name: nodeName}, &node)
logger := log.G(ctx).WithField("nodeID", info.NodeID).WithField("func", "OnNodeNotReady")
if err == nil {
// delete node from api server
logger.Info("DeleteBaseNode")
k8sClient.Delete(ctx, &node)
} else if apiErrors.IsNotFound(err) {
logger.Info("Node not found, skipping delete operation")
} else {
logger.WithError(err).Error("Failed to get node, cannot delete")
}
}

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Actionable comments posted: 19

🧹 Outside diff range and nitpick comments (4)
suite/base_lifecycle_test.go (2)

21-22: Document the significance of port 1238.

Consider adding a comment explaining why this specific port number was chosen for the HTTP mock base. This helps other developers understand if this is a significant port or just a test value.


Line range hint 88-183: Consider table-driven tests for common scenarios.

The HTTP and MQTT test cases share similar scenarios. Consider using table-driven tests to reduce code duplication and make it easier to add new base types in the future.

Here's a suggested approach:

type baseTest struct {
    name     string
    base     BaseInterface
    nodeID   string
    scenario func(base BaseInterface)
}

var baseTests = []baseTest{
    {
        name:   "MQTT base",
        base:   mockMqttBase,
        nodeID: mqttNodeID,
    },
    {
        name:   "HTTP base",
        base:   mockHttpBase,
        nodeID: httpNodeID,
    },
}

for _, tt := range baseTests {
    Context(fmt.Sprintf("%s online and deactive finally", tt.name), func() {
        // Common test cases here
    })
    
    Context(fmt.Sprintf("%s online and unreachable finally", tt.name), func() {
        // Common test cases here
    })
}

// Separate context for HTTP-specific base ID change test
suite/mock_http_base.go (1)

179-195: Simplify nested struct initialization

The initialization of nested structs can be simplified for readability.

Refactor the struct initialization for clarity:

-msg := ark_service.HealthResponse{
-    GenericArkResponseBase: ark.GenericArkResponseBase[ark.HealthInfo]{
-        Code: "SUCCESS",
-        Data: ark.HealthInfo{
-            HealthData: ark.HealthData{
-                Jvm: ark.JvmInfo{
-                    // Fields...
-                },
-                MasterBizInfo: ark.MasterBizInfo{
-                    // Fields...
-                },
-            },
-        },
-        Message: "",
-    },
-    BaseID: b.ID,
-}
+msg := ark_service.HealthResponse{
+    GenericArkResponseBase: ark.GenericArkResponseBase[ark.HealthInfo]{
+        Code:    "SUCCESS",
+        Message: "",
+        Data: ark.HealthInfo{
+            HealthData: ark.HealthData{
+                Jvm: ark.JvmInfo{
+                    JavaUsedMetaspace:      10240,
+                    JavaMaxMetaspace:       1024,
+                    JavaCommittedMetaspace: 1024,
+                },
+                MasterBizInfo: ark.MasterBizInfo{
+                    BizName:    b.Metadata.Name,
+                    BizState:   b.CurrState,
+                    BizVersion: b.Metadata.Version,
+                },
+            },
+        },
+    },
+    BaseID: b.ID,
+}
module_tunnels/koupleless_http_tunnel/http_tunnel.go (1)

313-317: Remove commented-out code for cleaner codebase

The commented-out code for uninstalling the old biz is unnecessary and can be removed to improve code readability.

Remove the commented-out code:

-     //// uninstall old biz first
-     //h.arkService.UninstallBiz(ctx, ark_service.UninstallBizRequest{
-     //    BizModel: bizModel,
-     //}, networkInfo.LocalIP, networkInfo.ArkletPort)
📜 Review details

Configuration used: CodeRabbit UI
Review profile: CHILL

📥 Commits

Files that changed from the base of the PR and between 2cf73d3 and 4b2fb62.

📒 Files selected for processing (7)
  • common/utils/utils.go (6 hunks)
  • module_tunnels/koupleless_http_tunnel/http_tunnel.go (1 hunks)
  • suite/base_lifecycle_test.go (2 hunks)
  • suite/mock_http_base.go (1 hunks)
  • suite/mock_mqtt_base.go (12 hunks)
  • suite/module_http_lifecycle_test.go (1 hunks)
  • suite/suite_test.go (5 hunks)
🚧 Files skipped from review as they are similar to previous changes (1)
  • suite/suite_test.go
🧰 Additional context used
🔇 Additional comments (9)
suite/module_http_lifecycle_test.go (2)

3-12: LGTM! Imports are well-organized and complete.

The imports include all necessary packages for Kubernetes operations, testing frameworks, and internal utilities.


23-81: 🛠️ Refactor suggestion

Enhance test coverage and standardize timeouts.

While the existing test cases cover the happy path well, there are several areas for improvement:

  1. Standardize timeout values:

    • Different timeouts (20s, 40s, 30s) are used without clear justification
    • Consider using constants for these values
  2. Missing error scenarios:

    • Network failures during pod operations
    • Invalid pod specifications
    • Race conditions between operations

Consider adding these constants at the top of the file:

const (
    defaultTimeout = 30 * time.Second
    shortTimeout   = 20 * time.Second
    longTimeout    = 40 * time.Second
)

Let's check if similar tests in the codebase handle these scenarios:

common/utils/utils.go (4)

4-4: LGTM: Import changes are appropriate

The new imports support the added functionality for Kubernetes operations and string conversions.

Also applies to: 14-16


69-72: LGTM: Network info label handling

The addition of ArkletPort to labels is consistent with the network information extraction functionality.

Also applies to: 83-83


163-168: LGTM: Improved state matching

Case-insensitive state matching enhances robustness by handling varying input cases.


177-181: LGTM: Consistent state values

Using lowercase state values maintains consistency throughout the codebase.

suite/mock_mqtt_base.go (3)

Line range hint 58-96: Add synchronization for channel operations in Start method.

The channel operations at the start of the method could race with Unreachable method.

Apply this diff:

func (b *MockMQTTBase) Start(ctx context.Context) error {
+   b.Lock()
    select {
    case <-b.reachable:
    default:
        close(b.reachable)
    }
    b.exit = make(chan struct{})
+   b.Unlock()

Let's verify MQTT topic patterns:

#!/bin/bash
# Check for consistent MQTT topic patterns across the codebase
rg "koupleless_\w+/[^/]+/base/(heart|health|biz|baseline|queryBaseline|simpleBiz)"

Line range hint 228-251: Verify consistent usage of new response type.

The change from ark.ArkResponseBase to ark_service.ArkResponse should be consistent across the codebase.

Let's check for any remaining old response type usage:

#!/bin/bash
# Check for consistent response type usage
rg "ark\.ArkResponseBase"

# Check new response type usage
rg "ark_service\.ArkResponse"

Also applies to: 283-316


Line range hint 17-43: LGTM! Structure changes align with MQTT-specific functionality.

The renaming and addition of the reachable channel improve clarity and state management.

Let's verify the renaming impact:

✅ Verification successful

Let me gather more information to verify if there are any remaining references to the old MockBase type, as the previous search pattern might have been too restrictive.


Let me try one more search with a different approach to ensure we haven't missed any references:


The renaming from MockBase to MockMQTTBase is clean and consistent

Based on the search results, there are no lingering references to the old "MockBase" type. All references found are either to "MockMqttBase" or "MockHttpBase", which are two distinct mock implementations. The renaming has been properly implemented across the codebase, and the structure changes are consistent with the MQTT-specific functionality.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Check for any remaining references to old MockBase type
rg "MockBase[^a-zA-Z]" 

Length of output: 546


Script:

#!/bin/bash
# Search for MockBase with word boundaries
rg '\bMockBase\b'

# Also check for any files with Mock in their name to ensure we haven't missed any references
fd 'Mock.*\.go$' --exec grep -l 'MockBase'

Length of output: 62


Script:

#!/bin/bash
# List all Go files first
fd '\.go$' --type f

# Then do a case-insensitive search for any mock base references
rg -i 'mockbase'

# Also check for any imports or type references that might be affected
ast-grep --pattern 'type $_ struct {
  $$$
  MockBase
  $$$
}'

Length of output: 2850

Comment on lines 24 to 86
Context("mqtt base online and deactive finally", func() {
It("base should become a ready vnode eventually", func() {
go mockMqttBase.Start(ctx)
vnode := &v1.Node{}
Eventually(func() bool {
err := k8sClient.Get(ctx, types.NamespacedName{
Name: utils.FormatNodeName(mqttNodeID, env),
}, vnode)
vnodeReady := false
for _, cond := range vnode.Status.Conditions {
if cond.Type == v1.NodeReady {
vnodeReady = cond.Status == v1.ConditionTrue
break
}
}
return err == nil && vnodeReady
}, time.Second*50, time.Second).Should(BeTrue())
})

It("base offline with deactive message and finally exit", func() {
mockMqttBase.Exit()
Eventually(func() bool {
vnode := &v1.Node{}
err := k8sClient.Get(ctx, types.NamespacedName{
Name: utils.FormatNodeName(mqttNodeID, env),
}, vnode)
return errors.IsNotFound(err)
}, time.Second*50, time.Second).Should(BeTrue())
})
})

Context("mqtt base online and unreachable finally", func() {
It("base should become a ready vnode eventually", func() {
go mockMqttBase.Start(ctx)
vnode := &v1.Node{}
Eventually(func() bool {
err := k8sClient.Get(ctx, types.NamespacedName{
Name: utils.FormatNodeName(mqttNodeID, env),
}, vnode)
vnodeReady := false
for _, cond := range vnode.Status.Conditions {
if cond.Type == v1.NodeReady {
vnodeReady = cond.Status == v1.ConditionTrue
break
}
}
return err == nil && vnodeReady
}, time.Second*50, time.Second).Should(BeTrue())
})

It("base unreachable finally exit", func() {
mockMqttBase.Unreachable()
Eventually(func() bool {
vnode := &v1.Node{}
err := k8sClient.Get(ctx, types.NamespacedName{
Name: utils.FormatNodeName(mqttNodeID, env),
}, vnode)
return errors.IsNotFound(err)
}, time.Second*50, time.Second).Should(BeTrue())

mockMqttBase.Exit()
})
})
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🛠️ Refactor suggestion

Consider extracting common test utilities.

The code contains several repeated patterns that could be extracted into helper functions:

  1. Node readiness check logic (lines 28-40)
  2. Node existence check logic (lines 45-51)

Additionally, consider defining the timeout duration (50 seconds) as a constant.

Here's a suggested implementation:

const defaultTestTimeout = 50 * time.Second

func isNodeReady(ctx context.Context, k8sClient client.Client, nodeName string) bool {
    vnode := &v1.Node{}
    err := k8sClient.Get(ctx, types.NamespacedName{
        Name: nodeName,
    }, vnode)
    if err != nil {
        return false
    }
    for _, cond := range vnode.Status.Conditions {
        if cond.Type == v1.NodeReady {
            return cond.Status == v1.ConditionTrue
        }
    }
    return false
}

func isNodeNotFound(ctx context.Context, k8sClient client.Client, nodeName string) bool {
    vnode := &v1.Node{}
    err := k8sClient.Get(ctx, types.NamespacedName{
        Name: nodeName,
    }, vnode)
    return errors.IsNotFound(err)
}

Comment on lines 171 to 182
It("base id changed finally exit", func() {
mockHttpBase.ID = "changed-base-id"
Eventually(func() bool {
vnode := &v1.Node{}
err := k8sClient.Get(ctx, types.NamespacedName{
Name: utils.FormatNodeName(httpNodeID, env),
}, vnode)
return errors.IsNotFound(err)
}, time.Second*50, time.Second).Should(BeTrue())

mockHttpBase.Exit()
})
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🛠️ Refactor suggestion

Consider using a method for base ID modification.

Direct modification of the base ID through the public field mockHttpBase.ID might be unsafe. Consider adding a method to handle ID changes:

// In mock_http_base.go
func (m *MockHttpBase) ChangeID(newID string) {
    m.ID = newID
}

Then update the test:

-mockHttpBase.ID = "changed-base-id"
+mockHttpBase.ChangeID("changed-base-id")

Comment on lines 211 to 226
func OnBaseUnreachable(ctx context.Context, info vkModel.UnreachableNodeInfo, env string, k8sClient client.Client) {
// base not ready, delete from api server
node := corev1.Node{}
nodeName := utils.FormatNodeName(info.NodeID, env)
err := k8sClient.Get(ctx, client.ObjectKey{Name: nodeName}, &node)
logger := log.G(ctx).WithField("nodeID", info.NodeID).WithField("func", "OnNodeNotReady")
if err == nil {
// delete node from api server
logger.Info("DeleteBaseNode")
k8sClient.Delete(ctx, &node)
} else if apiErrors.IsNotFound(err) {
logger.Info("Node not found, skipping delete operation")
} else {
logger.WithError(err).Error("Failed to get node, cannot delete")
}
}
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🛠️ Refactor suggestion

Add retry mechanism and improve error handling

While the basic error handling is good, consider these improvements:

  1. Add retry mechanism for transient errors when getting the node
  2. Handle potential errors from the Delete operation

Here's a suggested implementation with retries and complete error handling:

 func OnBaseUnreachable(ctx context.Context, info vkModel.UnreachableNodeInfo, env string, k8sClient client.Client) {
     node := corev1.Node{}
     nodeName := utils.FormatNodeName(info.NodeID, env)
-    err := k8sClient.Get(ctx, client.ObjectKey{Name: nodeName}, &node)
     logger := log.G(ctx).WithField("nodeID", info.NodeID).WithField("func", "OnNodeNotReady")
+    
+    // Add retry with backoff for Get operation
+    var err error
+    maxRetries := 3
+    for i := 0; i < maxRetries; i++ {
+        err = k8sClient.Get(ctx, client.ObjectKey{Name: nodeName}, &node)
+        if err == nil || apiErrors.IsNotFound(err) {
+            break
+        }
+        logger.WithError(err).WithField("retry", i+1).Error("Failed to get node")
+        time.Sleep(time.Duration(i+1) * time.Second)
+    }
+    
     if err == nil {
         logger.Info("DeleteBaseNode")
-        k8sClient.Delete(ctx, &node)
+        if err := k8sClient.Delete(ctx, &node); err != nil {
+            logger.WithError(err).Error("Failed to delete node")
+            return
+        }
     } else if apiErrors.IsNotFound(err) {
         logger.Info("Node not found, skipping delete operation")
     } else {
         logger.WithError(err).Error("Failed to get node, cannot delete")
     }
 }
📝 Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
func OnBaseUnreachable(ctx context.Context, info vkModel.UnreachableNodeInfo, env string, k8sClient client.Client) {
// base not ready, delete from api server
node := corev1.Node{}
nodeName := utils.FormatNodeName(info.NodeID, env)
err := k8sClient.Get(ctx, client.ObjectKey{Name: nodeName}, &node)
logger := log.G(ctx).WithField("nodeID", info.NodeID).WithField("func", "OnNodeNotReady")
if err == nil {
// delete node from api server
logger.Info("DeleteBaseNode")
k8sClient.Delete(ctx, &node)
} else if apiErrors.IsNotFound(err) {
logger.Info("Node not found, skipping delete operation")
} else {
logger.WithError(err).Error("Failed to get node, cannot delete")
}
}
func OnBaseUnreachable(ctx context.Context, info vkModel.UnreachableNodeInfo, env string, k8sClient client.Client) {
node := corev1.Node{}
nodeName := utils.FormatNodeName(info.NodeID, env)
logger := log.G(ctx).WithField("nodeID", info.NodeID).WithField("func", "OnNodeNotReady")
// Add retry with backoff for Get operation
var err error
maxRetries := 3
for i := 0; i < maxRetries; i++ {
err = k8sClient.Get(ctx, client.ObjectKey{Name: nodeName}, &node)
if err == nil || apiErrors.IsNotFound(err) {
break
}
logger.WithError(err).WithField("retry", i+1).Error("Failed to get node")
time.Sleep(time.Duration(i+1) * time.Second)
}
if err == nil {
logger.Info("DeleteBaseNode")
if err := k8sClient.Delete(ctx, &node); err != nil {
logger.WithError(err).Error("Failed to delete node")
return
}
} else if apiErrors.IsNotFound(err) {
logger.Info("Node not found, skipping delete operation")
} else {
logger.WithError(err).Error("Failed to get node, cannot delete")
}
}

Comment on lines +263 to +264
json.Unmarshal(msg, &request)
identity := getBizIdentity(request.BizModel)
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⚠️ Potential issue

Handle errors returned by json.Unmarshal

Similarly, the json.Unmarshal call here does not check for errors, which may cause issues if the input is malformed.

Apply this diff to handle the error:

-json.Unmarshal(msg, &request)
+if err := json.Unmarshal(msg, &request); err != nil {
+    logrus.Errorf("failed to unmarshal uninstall biz request: %s", err)
+    // Return an error response if necessary
+    return nil
+}

Committable suggestion was skipped due to low confidence.

Comment on lines +223 to +224
b.Lock()
defer b.Unlock()
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🛠️ Refactor suggestion

Avoid double locking with embedded sync.Mutex

Since MockHttpBase embeds sync.Mutex, it's recommended to use value receivers rather than pointer receivers to avoid potential issues with locking.

Change the method receiver to a non-pointer:

-func (b *MockHttpBase) processInstallBiz(msg []byte) []byte {
+func (b MockHttpBase) processInstallBiz(msg []byte) []byte {

Alternatively, consider not embedding sync.Mutex directly and instead declare it as a named field.

Committable suggestion was skipped due to low confidence.

Comment on lines +226 to +227
json.Unmarshal(msg, &request)
identity := getBizIdentity(request.BizModel)
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⚠️ Potential issue

Handle errors returned by json.Unmarshal

The call to json.Unmarshal does not check for errors. Ignoring errors can lead to unexpected behavior if the input JSON is invalid.

Modify the code to handle the error:

-json.Unmarshal(msg, &request)
+if err := json.Unmarshal(msg, &request); err != nil {
+    logrus.Errorf("failed to unmarshal install biz request: %s", err)
+    // Return an error response if necessary
+    return nil
+}

Committable suggestion was skipped due to low confidence.

Comment on lines +340 to +343
networkInfo, ok := h.nodeNetworkInfoOfNodeID[nodeID]
if !ok {
return errors.New("network info not found")
}
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⚠️ Potential issue

Ensure thread-safe access to nodeNetworkInfoOfNodeID in ShutdownContainer

Similarly, the map h.nodeNetworkInfoOfNodeID is accessed without synchronization, leading to potential data races.

Apply mutex locking when accessing the map:

+    h.Lock()
     networkInfo, ok := h.nodeNetworkInfoOfNodeID[nodeID]
+    h.Unlock()
     if !ok {
         return errors.New("network info not found")
     }
📝 Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
networkInfo, ok := h.nodeNetworkInfoOfNodeID[nodeID]
if !ok {
return errors.New("network info not found")
}
h.Lock()
networkInfo, ok := h.nodeNetworkInfoOfNodeID[nodeID]
h.Unlock()
if !ok {
return errors.New("network info not found")
}

Comment on lines +304 to +307
networkInfo, ok := h.nodeNetworkInfoOfNodeID[nodeID]
if !ok {
return errors.New("network info not found")
}
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⚠️ Potential issue

Ensure thread-safe access to nodeNetworkInfoOfNodeID in StartContainer

The map h.nodeNetworkInfoOfNodeID is accessed without synchronization, which can lead to data races if accessed concurrently.

Apply mutex locking when accessing the map:

+    h.Lock()
     networkInfo, ok := h.nodeNetworkInfoOfNodeID[nodeID]
+    h.Unlock()
     if !ok {
         return errors.New("network info not found")
     }
📝 Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
networkInfo, ok := h.nodeNetworkInfoOfNodeID[nodeID]
if !ok {
return errors.New("network info not found")
}
h.Lock()
networkInfo, ok := h.nodeNetworkInfoOfNodeID[nodeID]
h.Unlock()
if !ok {
return errors.New("network info not found")
}

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Actionable comments posted: 2

🧹 Outside diff range and nitpick comments (3)
suite/base_lifecycle_test.go (3)

18-22: Consider making the HTTP port configurable.

The HTTP port (1238) is hardcoded. Consider making it configurable through a constant or environment variable for better flexibility in testing environments.

+const defaultTestHttpPort = 1238
+
 mqttNodeID := "test-mqtt-base"
 mockMqttBase := NewMockMqttBase("test-mqtt-base", "1.0.0", mqttNodeID, env)

 httpNodeID := "test-http-base"
-mockHttpBase := NewMockHttpBase("test-http-base", "1.0.0", httpNodeID, env, 1238)
+mockHttpBase := NewMockHttpBase("test-http-base", "1.0.0", httpNodeID, env, defaultTestHttpPort)

Line range hint 28-40: Extract duplicate node readiness check logic.

The node readiness check logic is duplicated across multiple test cases. This violates the DRY principle and makes maintenance harder.

const (
    defaultTestTimeout = 50 * time.Second
    defaultTestInterval = time.Second
)

// Helper function to check node readiness
func expectNodeToBeReady(k8sClient client.Client, nodeName, env string) {
    Eventually(func() bool {
        vnode := &v1.Node{}
        err := k8sClient.Get(context.Background(), types.NamespacedName{
            Name: utils.FormatNodeName(nodeName, env),
        }, vnode)
        if err != nil {
            return false
        }
        for _, cond := range vnode.Status.Conditions {
            if cond.Type == v1.NodeReady {
                return cond.Status == v1.ConditionTrue
            }
        }
        return false
    }, defaultTestTimeout, defaultTestInterval).Should(BeTrue())
}

Then use it in tests:

-vnode := &v1.Node{}
-Eventually(func() bool {
-    err := k8sClient.Get(ctx, types.NamespacedName{
-        Name: utils.FormatNodeName(nodeID, env),
-    }, vnode)
-    vnodeReady := false
-    for _, cond := range vnode.Status.Conditions {
-        if cond.Type == v1.NodeReady {
-            vnodeReady = cond.Status == v1.ConditionTrue
-            break
-        }
-    }
-    return err == nil && vnodeReady
-}, time.Second*50, time.Second).Should(BeTrue())
+expectNodeToBeReady(k8sClient, nodeID, env)

Also applies to: 61-75, 96-110, 129-143, 163-177


Line range hint 24-190: Consider reorganizing tests using table-driven approach.

The current test structure has a lot of repetition between MQTT and HTTP tests. Consider using a table-driven approach to test both implementations using the same test cases:

type baseTest struct {
    name     string
    mock     interface{ Start(context.Context); Exit(); Unreachable() }
    nodeID   string
    scenario func(mock interface{}, nodeID string)
}

tests := []baseTest{
    {
        name:   "MQTT base lifecycle",
        mock:   mockMqttBase,
        nodeID: mqttNodeID,
        scenario: func(mock interface{}, nodeID string) {
            // Test implementation
        },
    },
    {
        name:   "HTTP base lifecycle",
        mock:   mockHttpBase,
        nodeID: httpNodeID,
        scenario: func(mock interface{}, nodeID string) {
            // Test implementation
        },
    },
}

for _, tt := range tests {
    Context(tt.name, func() {
        tt.scenario(tt.mock, tt.nodeID)
    })
}

This approach would:

  1. Reduce code duplication
  2. Make it easier to add new base implementations
  3. Ensure consistent test coverage across implementations
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Files that changed from the base of the PR and between 4b2fb62 and 6aff7a9.

📒 Files selected for processing (2)
  • module_tunnels/koupleless_http_tunnel/http_tunnel.go (1 hunks)
  • suite/base_lifecycle_test.go (2 hunks)
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🔇 Additional comments (6)
suite/base_lifecycle_test.go (1)

181-181: Use a method for base ID modification.

Direct modification of mockHttpBase.ID is unsafe. Consider using a method to handle ID changes as suggested in the previous review.

module_tunnels/koupleless_http_tunnel/http_tunnel.go (5)

224-226: ⚠️ Potential issue

Prevent potential nil pointer dereference in bizOperationResponseCallback

If data.Response is nil, accessing data.Response.BaseID could cause a nil pointer dereference. Ensure that data.Response is not nil before accessing its fields.

Apply this fix:

 func (h *HttpTunnel) bizOperationResponseCallback(nodeID string, data model.BizOperationResponse) {
+    if data.Response == nil {
+        logrus.Error("bizOperationResponseCallback received nil Response")
+        return
+    }
     if data.Response.BaseID != nodeID {
         return
     }

Likely invalid or redundant comment.


340-343: ⚠️ Potential issue

Ensure thread-safe access to nodeNetworkInfoOfNodeID in ShutdownContainer

Similarly, the map h.nodeNetworkInfoOfNodeID is accessed without synchronization, which may result in data races.

Apply mutex locking when accessing the map:

+    h.Lock()
     networkInfo, ok := h.nodeNetworkInfoOfNodeID[nodeID]
+    h.Unlock()
     if !ok {
         return errors.New("network info not found")
     }

Likely invalid or redundant comment.


173-174: ⚠️ Potential issue

Handle potential errors from json.Marshal

The current implementation ignores the error returned by json.Marshal, which may lead to unexpected behavior if marshaling fails. It's important to check and handle this error appropriately to ensure robustness.

Apply this fix:

-    		jsonData, _ := json.Marshal(baselineBizs)
+    		jsonData, err := json.Marshal(baselineBizs)
+    		if err != nil {
+    			logger.WithError(err).Error("failed to marshal baselineBizs")
+    			w.WriteHeader(http.StatusInternalServerError)
+    			w.Write([]byte(err.Error()))
+    			return
+    		}

Likely invalid or redundant comment.


304-307: ⚠️ Potential issue

Ensure thread-safe access to nodeNetworkInfoOfNodeID in StartContainer

The map h.nodeNetworkInfoOfNodeID is accessed without synchronization, which can lead to data races in concurrent environments.

Apply mutex locking when accessing the map:

+    h.Lock()
     networkInfo, ok := h.nodeNetworkInfoOfNodeID[nodeID]
+    h.Unlock()
     if !ok {
         return errors.New("network info not found")
     }

Likely invalid or redundant comment.


280-281: ⚠️ Potential issue

Avoid potential infinite recursion in QueryAllContainerStatusData

Recursively calling QueryAllContainerStatusData without proper termination can lead to stack overflows or unintended behavior.

Consider refactoring to prevent deep recursive calls:

     if h.queryAllBizDataOutdated {
-        go h.QueryAllContainerStatusData(ctx, nodeID)
+        h.queryAllBizDataOutdated = false
+        h.QueryAllContainerStatusData(ctx, nodeID)
     }

Alternatively, implement a mechanism to limit recursion depth or convert the recursive calls into an iterative approach to ensure stability.

Likely invalid or redundant comment.

Context("mqtt base online and deactive finally", func() {
It("base should become a ready vnode eventually", func() {
go mockBase.Start(ctx)
time.Sleep(time.Second)
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⚠️ Potential issue

Replace arbitrary sleep calls with proper test setup.

Using time.Sleep before tests can make them flaky. Consider implementing proper test setup and teardown methods.

-time.Sleep(time.Second)
+// Use BeforeEach for proper test setup
+BeforeEach(func() {
+    // Add proper initialization and wait for required conditions
+})

Also applies to: 59-59, 94-94, 127-127, 162-162

}
} else {
// operation failed, log
logrus.Errorf("biz operation failed: %s\n%s\n%s", data.Response.Message, data.Response.ErrorStackTrace, data.Response.Data.Message)
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⚠️ Potential issue

Check for nil fields before logging error details

Accessing data.Response.Data.Message without ensuring data.Response.Data is not nil may result in a nil pointer dereference.

Modify the logging statement to include nil checks:

-     logrus.Errorf("biz operation failed: %s\n%s\n%s", data.Response.Message, data.Response.ErrorStackTrace, data.Response.Data.Message)
+     if data.Response.Data != nil {
+         logrus.Errorf("biz operation failed: %s\n%s\n%s", data.Response.Message, data.Response.ErrorStackTrace, data.Response.Data.Message)
+     } else {
+         logrus.Errorf("biz operation failed: %s\n%s", data.Response.Message, data.Response.ErrorStackTrace)
+     }
📝 Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
logrus.Errorf("biz operation failed: %s\n%s\n%s", data.Response.Message, data.Response.ErrorStackTrace, data.Response.Data.Message)
if data.Response.Data != nil {
logrus.Errorf("biz operation failed: %s\n%s\n%s", data.Response.Message, data.Response.ErrorStackTrace, data.Response.Data.Message)
} else {
logrus.Errorf("biz operation failed: %s\n%s", data.Response.Message, data.Response.ErrorStackTrace)
}

@Simon-Dongnan Simon-Dongnan requested a review from lvjing2 October 23, 2024 11:24
add tunnel switch
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Actionable comments posted: 4

📜 Review details

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Review profile: CHILL

📥 Commits

Files that changed from the base of the PR and between 6aff7a9 and 320041c.

📒 Files selected for processing (2)
  • cmd/module-controller/main.go (6 hunks)
  • module_tunnels/koupleless_http_tunnel/ark_service/ark_service.go (1 hunks)
🚧 Files skipped from review as they are similar to previous changes (1)
  • module_tunnels/koupleless_http_tunnel/ark_service/ark_service.go

Comment on lines +75 to +81
workloadMaxLevel = 3
}

vnodeWorkerNum, err := strconv.Atoi(utils.GetEnv("VNODE_WORKER_NUM", "8"))
if err != nil {
log.G(ctx).WithError(err).Error("failed to parse VNODE_WORKER_NUM, will be set to 8 default")
vnodeWorkerNum = 8
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🛠️ Refactor suggestion

Refactor Environment Variable Parsing into Utility Function

The code for parsing integer environment variables and handling errors is repeated for WORKLOAD_MAX_LEVEL and VNODE_WORKER_NUM. Consider refactoring this logic into a utility function to reduce code duplication and improve maintainability.

Example utility function in the utils package:

func GetEnvAsInt(key string, defaultValue int) int {
	valStr := GetEnv(key, strconv.Itoa(defaultValue))
	val, err := strconv.Atoi(valStr)
	if err != nil {
		log.G(ctx).WithError(err).Errorf("failed to parse %s, defaulting to %d", key, defaultValue)
		return defaultValue
	}
	return val
}

Update the code to use the utility function:

-	workloadMaxLevel, err := strconv.Atoi(utils.GetEnv("WORKLOAD_MAX_LEVEL", "3"))
-	if err != nil {
-		log.G(ctx).WithError(err).Error("failed to parse WORKLOAD_MAX_LEVEL, will be set to 3 default")
-		workloadMaxLevel = 3
-	}
+	workloadMaxLevel := utils.GetEnvAsInt("WORKLOAD_MAX_LEVEL", 3)

-	vnodeWorkerNum, err := strconv.Atoi(utils.GetEnv("VNODE_WORKER_NUM", "8"))
-	if err != nil {
-		log.G(ctx).WithError(err).Error("failed to parse VNODE_WORKER_NUM, will be set to 8 default")
-		vnodeWorkerNum = 8
-	}
+	vnodeWorkerNum := utils.GetEnvAsInt("VNODE_WORKER_NUM", 8)

Comment on lines +102 to +103
mqttTunnelEnable := utils.GetEnv("ENABLE_MQTT_TUNNEL", "false")
if mqttTunnelEnable == "true" {
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🛠️ Refactor suggestion

Use Boolean Parsing for Environment Variables

Currently, environment variables ENABLE_MQTT_TUNNEL and ENABLE_HTTP_TUNNEL are compared as strings to "true". This approach can be error-prone if unexpected values are provided. Consider parsing these variables into boolean values using strconv.ParseBool to improve robustness.

Example using strconv.ParseBool:

mqttTunnelEnable, err := strconv.ParseBool(utils.GetEnv("ENABLE_MQTT_TUNNEL", "false"))
if err != nil {
	log.G(ctx).WithError(err).Error("failed to parse ENABLE_MQTT_TUNNEL, defaulting to false")
	mqttTunnelEnable = false
}
if mqttTunnelEnable {
	// ...
}

httpTunnelEnable, err := strconv.ParseBool(utils.GetEnv("ENABLE_HTTP_TUNNEL", "false"))
if err != nil {
	log.G(ctx).WithError(err).Error("failed to parse ENABLE_HTTP_TUNNEL, defaulting to false")
	httpTunnelEnable = false
}
if httpTunnelEnable {
	// ...
}

Alternatively, create a utility function GetEnvAsBool in the utils package to encapsulate this logic.

Also applies to: 113-114

Comment on lines 113 to 121
httpTunnelEnable := utils.GetEnv("ENABLE_HTTP_TUNNEL", "false")
if httpTunnelEnable == "true" {
httpTl := &koupleless_http_tunnel.HttpTunnel{
Cache: mgr.GetCache(),
Client: mgr.GetClient(),
Port: 7777,
}
tunnels = append(tunnels, httpTl)
moduleTunnels = append(moduleTunnels, httpTl)
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🛠️ Refactor suggestion

Make HTTP Tunnel Port Configurable

The HTTP tunnel port is currently hardcoded to 7777. To enhance flexibility and prevent potential port conflicts, consider making the port configurable via an environment variable.

Apply this diff to make the port configurable:

+	httpTunnelPortStr := utils.GetEnv("HTTP_TUNNEL_PORT", "7777")
+	httpTunnelPort, err := strconv.Atoi(httpTunnelPortStr)
+	if err != nil {
+		log.G(ctx).WithError(err).Error("failed to parse HTTP_TUNNEL_PORT, defaulting to 7777")
+		httpTunnelPort = 7777
+	}
	httpTl := &koupleless_http_tunnel.HttpTunnel{
		Cache:  mgr.GetCache(),
		Client: mgr.GetClient(),
-		Port:   7777,
+		Port:   httpTunnelPort,
	}
📝 Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
httpTunnelEnable := utils.GetEnv("ENABLE_HTTP_TUNNEL", "false")
if httpTunnelEnable == "true" {
httpTl := &koupleless_http_tunnel.HttpTunnel{
Cache: mgr.GetCache(),
Client: mgr.GetClient(),
Port: 7777,
}
tunnels = append(tunnels, httpTl)
moduleTunnels = append(moduleTunnels, httpTl)
httpTunnelEnable := utils.GetEnv("ENABLE_HTTP_TUNNEL", "false")
if httpTunnelEnable == "true" {
httpTunnelPortStr := utils.GetEnv("HTTP_TUNNEL_PORT", "7777")
httpTunnelPort, err := strconv.Atoi(httpTunnelPortStr)
if err != nil {
log.G(ctx).WithError(err).Error("failed to parse HTTP_TUNNEL_PORT, defaulting to 7777")
httpTunnelPort = 7777
}
httpTl := &koupleless_http_tunnel.HttpTunnel{
Cache: mgr.GetCache(),
Client: mgr.GetClient(),
Port: httpTunnelPort,
}
tunnels = append(tunnels, httpTl)
moduleTunnels = append(moduleTunnels, httpTl)

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Actionable comments posted: 0

🧹 Outside diff range and nitpick comments (2)
common/utils/utils.go (1)

179-185: Add test coverage for state transitions

The state transition logic for "broken" state lacks test coverage. Please add test cases to verify the behavior.

Consider adding the following test cases:

  • Transition to "broken" state
  • Case sensitivity handling
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[warning] 184-185: common/utils/utils.go#L184-L185
Added lines #L184 - L185 were not covered by tests

module_tunnels/koupleless_mqtt_tunnel/mqtt_tunnel.go (1)

53-54: Document the purpose of the unused NodeInfo parameter.

The NodeInfo parameter is marked as unused with _. Consider adding a comment explaining why this parameter is not needed in the MQTT tunnel implementation, to help future maintainers understand the design decision.

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⛔ Files ignored due to path filters (1)
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📒 Files selected for processing (3)
  • common/utils/utils.go (6 hunks)
  • go.mod (2 hunks)
  • module_tunnels/koupleless_mqtt_tunnel/mqtt_tunnel.go (5 hunks)
🚧 Files skipped from review as they are similar to previous changes (1)
  • go.mod
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common/utils/utils.go

[warning] 170-170: common/utils/utils.go#L170
Added line #L170 was not covered by tests


[warning] 184-185: common/utils/utils.go#L184-L185
Added lines #L184 - L185 were not covered by tests


[warning] 228-229: common/utils/utils.go#L228-L229
Added lines #L228 - L229 were not covered by tests

🔇 Additional comments (7)
common/utils/utils.go (4)

69-72: LGTM: Network info handling is properly implemented

The changes correctly handle the ArkletPort in the labels map, with appropriate null checks before conversion.

Also applies to: 83-83


215-230: Improve error handling in node deletion

Referencing previous review suggestions that are still valid:

  1. Add retry mechanism for transient errors
  2. Handle potential errors from the Delete operation
  3. Add maximum retry limit
🧰 Tools
🪛 GitHub Check: codecov/patch

[warning] 228-229: common/utils/utils.go#L228-L229
Added lines #L228 - L229 were not covered by tests


232-246: Define default port as a constant and add validation

Referencing previous review suggestions that are still valid:

  1. Define default port (1238) as a constant
  2. Add validation for NodeIP and HostName
  3. Add proper error handling for empty values

163-170: Verify the mapping of "broken" state to deactivated

The function now maps the "broken" state to ContainerStateDeactivated. Please verify if this is the intended behavior as it might mask the actual broken state.

Consider adding test cases for the "broken" state mapping.

✅ Verification successful

Based on the code analysis, I can now generate the final response:

Mapping "broken" state to deactivated is intentional and consistent

The state mapping implementation shows that:

  1. In GetContainerStateFromBizState, "broken" maps to ContainerStateDeactivated
  2. In GetArkBizStateFromSimpleBizState, state "5" maps to "broken"
  3. This is a deliberate design choice to handle broken states as deactivated containers, not masking the state, as the original state information is preserved in the business layer

The mapping is consistent with the system's state management approach where:

  • Container states are simplified to a smaller set of states for container orchestration
  • The original business state (including "broken") is preserved and can be tracked through state records
🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Search for usages of broken state to verify the mapping is consistent
rg -l 'broken.*state' | xargs rg -A 5 -B 5 'broken.*state'

Length of output: 60


Script:

#!/bin/bash
# Let's try different search patterns and commands to find references to broken state
# Search for "broken" in state-related code
rg -i "broken" --type go

# Search for state-related enums and constants
ast-grep --pattern 'const ContainerState$_ = "$_"'

# Look for state mapping functions
ast-grep --pattern 'func Get$_State$_($$$) $_ {
  $$$
}'

Length of output: 214


Script:

#!/bin/bash
# Let's look at the complete context of the state-related code
cat common/utils/utils.go

# Also search for any tests related to state mapping
rg -l "Test.*State" --type go | xargs cat

Length of output: 25836

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[warning] 170-170: common/utils/utils.go#L170
Added line #L170 was not covered by tests

module_tunnels/koupleless_mqtt_tunnel/mqtt_tunnel.go (3)

Line range hint 265-275: LGTM! Enhanced error handling and reporting.

The changes improve error visibility and container status reporting by:

  1. Adding detailed error logging for failed operations
  2. Including operation-specific details in the container status
  3. Maintaining proper error context in the status reason and message

122-124: Consider future compatibility with NodeInfo requirement.

Passing an empty NodeInfo struct might cause issues if this information becomes required in the future. Consider retrieving actual node information or documenting why an empty struct is sufficient.


81-81: Verify the utils.OnBaseUnreachable implementation.

The node unreachability handling has been delegated to a utility function. Let's verify its implementation.

✅ Verification successful

Let me gather more context about the test implementation and any related code to ensure comprehensive verification.


Let me try a different approach to gather information about the model and related functionality.


Based on the gathered information, I can now provide the final response:

OnBaseUnreachable implementation is properly handling node cleanup

The utility function is correctly implemented to:

  • Delete unreachable nodes from the API server
  • Handle both existing and non-existing node cases
  • Properly format node names using environment information
  • Include appropriate logging

The implementation is consistently used by both HTTP and MQTT tunnels, centralizing the unreachability handling logic as intended.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Verify the OnBaseUnreachable implementation and its usage
# Test: Check if the function exists and how it's implemented
rg -A 10 "func OnBaseUnreachable"

# Test: Check for other usages of this function
rg "OnBaseUnreachable"

Length of output: 1396


Script:

#!/bin/bash
# Check the test implementation
rg -A 15 "TestOnBaseUnreachable"

# Check the UnreachableNodeInfo model structure
ast-grep --pattern 'type UnreachableNodeInfo struct {
  $$$
}'

# Check the FormatNodeName implementation
rg -A 5 "func FormatNodeName"

Length of output: 357


Script:

#!/bin/bash
# Search for UnreachableNodeInfo usage and definition
rg "UnreachableNodeInfo" -A 5

# Look for node name formatting related code
rg "FormatNodeName" -A 5

# Check for any other node unreachability handling
rg "NodeNotReady|Unreachable.*Node" -A 5

Length of output: 11134

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Actionable comments posted: 6

🧹 Outside diff range and nitpick comments (3)
example/quick-start/base.yaml (1)

19-19: Add newline at end of file

Add a newline character at the end of the file to follow YAML best practices and prevent issues with text processing tools.

🧰 Tools
🪛 yamllint

[error] 19-19: no new line character at the end of file

(new-line-at-end-of-file)

example/quick-start/module-controller.yaml (1)

22-22: Add newline at end of file.

Add a newline character at the end of the file to comply with YAML best practices.

   - name: ENABLE_HTTP_TUNNEL
-    value: "true"
+    value: "true"
+
🧰 Tools
🪛 yamllint

[error] 22-22: no new line character at the end of file

(new-line-at-end-of-file)

common/utils/utils.go (1)

69-72: Add validation for ArkletPort

Consider adding validation for the port number before adding it to labels:

 labels := map[string]string{}
-if data.NetworkInfo.ArkletPort != 0 {
+if data.NetworkInfo.ArkletPort > 0 && data.NetworkInfo.ArkletPort < 65536 {
     labels[model.LabelKeyOfArkletPort] = strconv.Itoa(data.NetworkInfo.ArkletPort)
+} else {
+    logrus.Warnf("Invalid ArkletPort value: %d", data.NetworkInfo.ArkletPort)
 }
📜 Review details

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Review profile: CHILL

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⛔ Files ignored due to path filters (1)
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📒 Files selected for processing (6)
  • cmd/module-controller/main.go (6 hunks)
  • common/utils/utils.go (6 hunks)
  • example/quick-start/base.yaml (1 hunks)
  • example/quick-start/module-controller.yaml (1 hunks)
  • example/quick-start/mqtt.yaml (0 hunks)
  • go.mod (2 hunks)
💤 Files with no reviewable changes (1)
  • example/quick-start/mqtt.yaml
🚧 Files skipped from review as they are similar to previous changes (1)
  • go.mod
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cmd/module-controller/main.go

[warning] 75-76: cmd/module-controller/main.go#L75-L76
Added lines #L75 - L76 were not covered by tests


[warning] 78-81: cmd/module-controller/main.go#L78-L81
Added lines #L78 - L81 were not covered by tests


[warning] 88-88: cmd/module-controller/main.go#L88
Added line #L88 was not covered by tests


[warning] 99-111: cmd/module-controller/main.go#L99-L111
Added lines #L99 - L111 were not covered by tests


[warning] 113-120: cmd/module-controller/main.go#L113-L120
Added lines #L113 - L120 were not covered by tests


[warning] 122-128: cmd/module-controller/main.go#L122-L128
Added lines #L122 - L128 were not covered by tests


[warning] 137-137: cmd/module-controller/main.go#L137
Added line #L137 was not covered by tests


[warning] 140-140: cmd/module-controller/main.go#L140
Added line #L140 was not covered by tests


[warning] 155-155: cmd/module-controller/main.go#L155
Added line #L155 was not covered by tests


[warning] 168-174: cmd/module-controller/main.go#L168-L174
Added lines #L168 - L174 were not covered by tests

common/utils/utils.go

[warning] 170-170: common/utils/utils.go#L170
Added line #L170 was not covered by tests


[warning] 184-185: common/utils/utils.go#L184-L185
Added lines #L184 - L185 were not covered by tests


[warning] 226-227: common/utils/utils.go#L226-L227
Added lines #L226 - L227 were not covered by tests


[warning] 231-232: common/utils/utils.go#L231-L232
Added lines #L231 - L232 were not covered by tests

🪛 yamllint
example/quick-start/base.yaml

[error] 19-19: no new line character at the end of file

(new-line-at-end-of-file)

example/quick-start/module-controller.yaml

[error] 22-22: no new line character at the end of file

(new-line-at-end-of-file)

🔇 Additional comments (7)
example/quick-start/base.yaml (1)

10-10: Good practice: Using specific image version instead of 'latest'

Using a specific version (1.1.0) instead of latest improves deployment predictability and makes rollbacks easier.

example/quick-start/module-controller.yaml (3)

17-19: Verify HTTP tunnel port documentation.

The HTTP tunnel port 7777 has been added. Please ensure this port is documented in the project's documentation.

#!/bin/bash
# Search for port documentation in markdown files and comments
rg -t md -t yaml "7777|httpTunnel"

11-11: Document version upgrade implications.

The image version has been updated from 2.0.0 to 2.1.0. Please provide release notes or changelog documenting the changes and any migration steps required.


21-22: Breaking Change: Document MQTT to HTTP migration.

The removal of MQTT-related environment variables in favor of HTTP tunnel configuration represents a breaking change. Please:

  1. Document the migration process for existing users
  2. Consider maintaining backward compatibility or providing a migration period
  3. Update all relevant documentation
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[error] 22-22: no new line character at the end of file

(new-line-at-end-of-file)

cmd/module-controller/main.go (2)

155-155: Document and test the module tunnels integration.

The ModuleDeploymentController now accepts moduleTunnels but lacks documentation explaining the purpose and expected behavior of this integration. Additionally, test coverage should be added for this change.

#!/bin/bash
# Check for existing documentation and tests
echo "Checking for documentation..."
rg -A 5 "ModuleDeploymentController" --type go --glob "*.md"
echo "Checking for tests..."
rg -A 5 "ModuleDeploymentController.*moduleTunnels" --type go --glob "*_test.go"
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[warning] 155-155: cmd/module-controller/main.go#L155
Added line #L155 was not covered by tests


137-137: Add test coverage for VNode controller configuration.

The new VNodeWorkerNum configuration field lacks test coverage. Consider adding test cases to verify the worker number configuration and its impact on the VNode controller's behavior.

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[warning] 137-137: cmd/module-controller/main.go#L137
Added line #L137 was not covered by tests

common/utils/utils.go (1)

163-170: Add test coverage for new state mappings

The new state mappings ("broken" → "deactivated") and case-insensitive handling need test coverage. Consider adding test cases for:

  • Case-insensitive state matching
  • "broken" state mapping to "deactivated"
  • Edge cases with mixed case states

Also applies to: 179-185

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[warning] 170-170: common/utils/utils.go#L170
Added line #L170 was not covered by tests

Comment on lines +18 to +19
- name: MODULE_CONTROLLER_ADDRESS
value: {YOUR_MODULE_CONTROLLER_IP} No newline at end of file
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⚠️ Potential issue

Replace hardcoded placeholder with proper K8s configuration

The {YOUR_MODULE_CONTROLLER_IP} placeholder could cause deployment issues. Consider:

  1. Using Kubernetes Service discovery
  2. Using ConfigMap/Secret for the address
  3. Using environment variables with proper K8s substitution syntax (${VAR_NAME})

Example improvement using ConfigMap:

apiVersion: v1
kind: ConfigMap
metadata:
  name: module-controller-config
data:
  address: "your-module-controller-service"
---
# In the Pod spec:
env:
  - name: MODULE_CONTROLLER_ADDRESS
    valueFrom:
      configMapKeyRef:
        name: module-controller-config
        key: address
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[error] 19-19: no new line character at the end of file

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Comment on lines +168 to +174
for _, t := range tunnels {
err = t.Start(ctx, clientID, env)
if err != nil {
log.G(ctx).WithError(err).Error("failed to start tunnel", t.Key())
} else {
log.G(ctx).Info("Tunnel started: ", t.Key())
}
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🛠️ Refactor suggestion

Improve tunnel startup coordination.

The current implementation starts tunnels sequentially without proper coordination. Consider:

  1. Adding a startup timeout for each tunnel
  2. Implementing graceful shutdown
  3. Adding health checks for tunnel readiness
+const tunnelStartTimeout = 30 * time.Second

 for _, t := range tunnels {
-    err = t.Start(ctx, clientID, env)
+    startCtx, cancel := context.WithTimeout(ctx, tunnelStartTimeout)
+    err = t.Start(startCtx, clientID, env)
+    cancel()
     if err != nil {
         log.G(ctx).WithError(err).Error("failed to start tunnel", t.Key())
     } else {
         log.G(ctx).Info("Tunnel started: ", t.Key())
     }
+    
+    // Add health check
+    if err := waitForTunnelReady(ctx, t); err != nil {
+        log.G(ctx).WithError(err).Error("tunnel failed health check", t.Key())
+    }
 }

Consider adding a helper function for tunnel health checks:

func waitForTunnelReady(ctx context.Context, t tunnel.Tunnel) error {
    // Implementation depends on tunnel interface capabilities
    // Could ping the tunnel or check its internal state
    return nil
}
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[warning] 168-174: cmd/module-controller/main.go#L168-L174
Added lines #L168 - L174 were not covered by tests

Comment on lines +115 to +120
httpTunnelListenPort, err := strconv.Atoi(utils.GetEnv("HTTP_TUNNEL_LISTEN_PORT", "7777"))

if err != nil {
log.G(ctx).WithError(err).Error("failed to parse HTTP_TUNNEL_LISTEN_PORT, set default port 7777")
httpTunnelListenPort = 7777
}
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⚠️ Potential issue

Add port range validation for HTTP tunnel.

The HTTP tunnel port parsing should include validation to ensure it's within a valid range (1-65535).

 httpTunnelListenPort, err := strconv.Atoi(utils.GetEnv("HTTP_TUNNEL_LISTEN_PORT", "7777"))
 if err != nil {
     log.G(ctx).WithError(err).Error("failed to parse HTTP_TUNNEL_LISTEN_PORT, set default port 7777")
     httpTunnelListenPort = 7777
+} else if httpTunnelListenPort < 1 || httpTunnelListenPort > 65535 {
+    log.G(ctx).Error("HTTP_TUNNEL_LISTEN_PORT out of valid range (1-65535), set default port 7777")
+    httpTunnelListenPort = 7777
 }
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‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
httpTunnelListenPort, err := strconv.Atoi(utils.GetEnv("HTTP_TUNNEL_LISTEN_PORT", "7777"))
if err != nil {
log.G(ctx).WithError(err).Error("failed to parse HTTP_TUNNEL_LISTEN_PORT, set default port 7777")
httpTunnelListenPort = 7777
}
httpTunnelListenPort, err := strconv.Atoi(utils.GetEnv("HTTP_TUNNEL_LISTEN_PORT", "7777"))
if err != nil {
log.G(ctx).WithError(err).Error("failed to parse HTTP_TUNNEL_LISTEN_PORT, set default port 7777")
httpTunnelListenPort = 7777
} else if httpTunnelListenPort < 1 || httpTunnelListenPort > 65535 {
log.G(ctx).Error("HTTP_TUNNEL_LISTEN_PORT out of valid range (1-65535), set default port 7777")
httpTunnelListenPort = 7777
}
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[warning] 113-120: cmd/module-controller/main.go#L113-L120
Added lines #L113 - L120 were not covered by tests

Comment on lines +235 to +249
func ExtractNetworkInfoFromNodeInfoData(initData vkModel.NodeInfo) model.NetworkInfo {
portStr := initData.CustomLabels[model.LabelKeyOfArkletPort]

port, err := strconv.Atoi(portStr)
if err != nil {
logrus.Errorf("failed to parse port %s from node info", portStr)
port = 1238
}

return model.NetworkInfo{
LocalIP: initData.NetworkInfo.NodeIP,
LocalHostName: initData.NetworkInfo.HostName,
ArkletPort: port,
}
}
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🛠️ Refactor suggestion

Improve network info extraction robustness

Several improvements can be made to make this function more robust:

+const (
+    DefaultArkletPort = 1238
+    MinPort          = 1
+    MaxPort          = 65535
+)
+
 func ExtractNetworkInfoFromNodeInfoData(initData vkModel.NodeInfo) model.NetworkInfo {
     portStr := initData.CustomLabels[model.LabelKeyOfArkletPort]
     
     port, err := strconv.Atoi(portStr)
     if err != nil {
         logrus.Errorf("failed to parse port %s from node info", portStr)
-        port = 1238
+        port = DefaultArkletPort
+    } else if port < MinPort || port > MaxPort {
+        logrus.Warnf("port %d out of valid range, using default", port)
+        port = DefaultArkletPort
     }
     
+    if initData.NetworkInfo.NodeIP == "" {
+        logrus.Warn("empty NodeIP in node info")
+    }
+    if initData.NetworkInfo.HostName == "" {
+        logrus.Warn("empty HostName in node info")
+    }
+
     return model.NetworkInfo{
         LocalIP:       initData.NetworkInfo.NodeIP,
         LocalHostName: initData.NetworkInfo.HostName,
         ArkletPort:    port,
     }
 }
📝 Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
func ExtractNetworkInfoFromNodeInfoData(initData vkModel.NodeInfo) model.NetworkInfo {
portStr := initData.CustomLabels[model.LabelKeyOfArkletPort]
port, err := strconv.Atoi(portStr)
if err != nil {
logrus.Errorf("failed to parse port %s from node info", portStr)
port = 1238
}
return model.NetworkInfo{
LocalIP: initData.NetworkInfo.NodeIP,
LocalHostName: initData.NetworkInfo.HostName,
ArkletPort: port,
}
}
const (
DefaultArkletPort = 1238
MinPort = 1
MaxPort = 65535
)
func ExtractNetworkInfoFromNodeInfoData(initData vkModel.NodeInfo) model.NetworkInfo {
portStr := initData.CustomLabels[model.LabelKeyOfArkletPort]
port, err := strconv.Atoi(portStr)
if err != nil {
logrus.Errorf("failed to parse port %s from node info", portStr)
port = DefaultArkletPort
} else if port < MinPort || port > MaxPort {
logrus.Warnf("port %d out of valid range, using default", port)
port = DefaultArkletPort
}
if initData.NetworkInfo.NodeIP == "" {
logrus.Warn("empty NodeIP in node info")
}
if initData.NetworkInfo.HostName == "" {
logrus.Warn("empty HostName in node info")
}
return model.NetworkInfo{
LocalIP: initData.NetworkInfo.NodeIP,
LocalHostName: initData.NetworkInfo.HostName,
ArkletPort: port,
}
}

Comment on lines +215 to +233
func OnBaseUnreachable(ctx context.Context, info vkModel.UnreachableNodeInfo, env string, k8sClient client.Client) {
// base not ready, delete from api server
node := corev1.Node{}
nodeName := utils.FormatNodeName(info.NodeID, env)
err := k8sClient.Get(ctx, client.ObjectKey{Name: nodeName}, &node)
logger := log.G(ctx).WithField("nodeID", info.NodeID).WithField("func", "OnNodeNotReady")
if err == nil {
// delete node from api server
logger.Info("DeleteBaseNode")
deleteErr := k8sClient.Delete(ctx, &node)
if deleteErr != nil && !apiErrors.IsNotFound(err) {
logger.WithError(deleteErr).Info("delete base node failed")
}
} else if apiErrors.IsNotFound(err) {
logger.Info("Node not found, skipping delete operation")
} else {
logger.WithError(err).Error("Failed to get node, cannot delete")
}
}
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🛠️ Refactor suggestion

Add retry mechanism for transient errors

While the error handling is good, consider adding a retry mechanism for transient errors when getting the node:

 func OnBaseUnreachable(ctx context.Context, info vkModel.UnreachableNodeInfo, env string, k8sClient client.Client) {
     node := corev1.Node{}
     nodeName := utils.FormatNodeName(info.NodeID, env)
-    err := k8sClient.Get(ctx, client.ObjectKey{Name: nodeName}, &node)
     logger := log.G(ctx).WithField("nodeID", info.NodeID).WithField("func", "OnNodeNotReady")
+    
+    var err error
+    maxRetries := 3
+    for i := 0; i < maxRetries; i++ {
+        err = k8sClient.Get(ctx, client.ObjectKey{Name: nodeName}, &node)
+        if err == nil || apiErrors.IsNotFound(err) {
+            break
+        }
+        logger.WithError(err).WithField("retry", i+1).Error("Failed to get node")
+        time.Sleep(time.Duration(i+1) * time.Second)
+    }
+
     if err == nil {
         // delete node from api server
         logger.Info("DeleteBaseNode")
         deleteErr := k8sClient.Delete(ctx, &node)
         if deleteErr != nil && !apiErrors.IsNotFound(err) {
             logger.WithError(deleteErr).Info("delete base node failed")
         }
     } else if apiErrors.IsNotFound(err) {
         logger.Info("Node not found, skipping delete operation")
     } else {
         logger.WithError(err).Error("Failed to get node, cannot delete")
     }
 }
📝 Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
func OnBaseUnreachable(ctx context.Context, info vkModel.UnreachableNodeInfo, env string, k8sClient client.Client) {
// base not ready, delete from api server
node := corev1.Node{}
nodeName := utils.FormatNodeName(info.NodeID, env)
err := k8sClient.Get(ctx, client.ObjectKey{Name: nodeName}, &node)
logger := log.G(ctx).WithField("nodeID", info.NodeID).WithField("func", "OnNodeNotReady")
if err == nil {
// delete node from api server
logger.Info("DeleteBaseNode")
deleteErr := k8sClient.Delete(ctx, &node)
if deleteErr != nil && !apiErrors.IsNotFound(err) {
logger.WithError(deleteErr).Info("delete base node failed")
}
} else if apiErrors.IsNotFound(err) {
logger.Info("Node not found, skipping delete operation")
} else {
logger.WithError(err).Error("Failed to get node, cannot delete")
}
}
func OnBaseUnreachable(ctx context.Context, info vkModel.UnreachableNodeInfo, env string, k8sClient client.Client) {
// base not ready, delete from api server
node := corev1.Node{}
nodeName := utils.FormatNodeName(info.NodeID, env)
logger := log.G(ctx).WithField("nodeID", info.NodeID).WithField("func", "OnNodeNotReady")
var err error
maxRetries := 3
for i := 0; i < maxRetries; i++ {
err = k8sClient.Get(ctx, client.ObjectKey{Name: nodeName}, &node)
if err == nil || apiErrors.IsNotFound(err) {
break
}
logger.WithError(err).WithField("retry", i+1).Error("Failed to get node")
time.Sleep(time.Duration(i+1) * time.Second)
}
if err == nil {
// delete node from api server
logger.Info("DeleteBaseNode")
deleteErr := k8sClient.Delete(ctx, &node)
if deleteErr != nil && !apiErrors.IsNotFound(err) {
logger.WithError(deleteErr).Info("delete base node failed")
}
} else if apiErrors.IsNotFound(err) {
logger.Info("Node not found, skipping delete operation")
} else {
logger.WithError(err).Error("Failed to get node, cannot delete")
}
}
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[warning] 226-227: common/utils/utils.go#L226-L227
Added lines #L226 - L227 were not covered by tests


[warning] 231-232: common/utils/utils.go#L231-L232
Added lines #L231 - L232 were not covered by tests

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Actionable comments posted: 2

🧹 Outside diff range and nitpick comments (2)
example/quick-start/base.yaml (1)

19-19: Add newline at end of file

Add a newline character at the end of the file to comply with YAML best practices and improve compatibility with Unix tools.

   value: {YOUR_MODULE_CONTROLLER_IP}
+
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[error] 19-19: no new line character at the end of file

(new-line-at-end-of-file)

example/quick-start/module-controller.yaml (1)

17-19: Consider adding resource limits for the HTTP tunnel.

The new HTTP tunnel port is correctly exposed, but consider adding corresponding resource limits or requests specifically for HTTP tunnel traffic management.

📜 Review details

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Review profile: CHILL

📥 Commits

Files that changed from the base of the PR and between ec176c3 and 4309939.

📒 Files selected for processing (2)
  • example/quick-start/base.yaml (1 hunks)
  • example/quick-start/module-controller.yaml (1 hunks)
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example/quick-start/base.yaml

[error] 19-19: no new line character at the end of file

(new-line-at-end-of-file)

example/quick-start/module-controller.yaml

[error] 22-22: no new line character at the end of file

(new-line-at-end-of-file)

🔇 Additional comments (3)
example/quick-start/base.yaml (1)

10-10: Good improvement using specific image version!

Switching from latest to a specific version (1.1.1) improves deployment stability and reproducibility.

example/quick-start/module-controller.yaml (2)

21-22: Review MQTT configuration removal impact.

While adding HTTP tunnel support, all MQTT-related environment variables have been removed. This suggests a complete switch to HTTP tunneling rather than supporting both protocols.

#!/bin/bash
# Check for any remaining MQTT dependencies or configurations
rg "MQTT_" --type yaml
rg "mqtt" --type go -i
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[error] 22-22: no new line character at the end of file

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11-11: Verify version compatibility with existing deployments.

The image version bump from 2.0.0 to 2.1.0 introduces HTTP tunnel support. This is a feature addition that could impact existing deployments.

✅ Verification successful

The previous search didn't yield results for the specific version, but let's search more broadly for the image references and HTTP tunnel configurations to better understand the version compatibility impact.


Version update is safe to proceed

The version bump from 2.0.0 to 2.1.0 in example/quick-start/module-controller.yaml is safe as:

  • The only other reference is in samples/module_controller_pod.yaml using an older version (0.2.0)
  • The HTTP tunnel feature is properly configured with ENABLE_HTTP_TUNNEL environment variable
  • Sample files typically don't impact production deployments
🏁 Scripts executed

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Script:

#!/bin/bash
# Check if there are any references to the old image version in other deployment files
rg "serverless-registry.cn-shanghai.cr.aliyuncs.com/opensource/release/module_controller:2.0.0"

Length of output: 18003


Script:

#!/bin/bash
# Check for any references to the module controller image in yaml files
rg "serverless-registry.cn-shanghai.cr.aliyuncs.com/opensource/release/module_controller:" --type yaml

# Check for HTTP tunnel related configurations
rg "ENABLE_HTTP_TUNNEL" --type yaml

Length of output: 513

Comment on lines +15 to +16
- name: arklet
containerPort: 1238
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💡 Codebase verification

Port 1238 needs to be exposed through a Service definition

The verification reveals that while port 1238 is defined in the Pod spec for the arklet container, there is no corresponding Service definition to expose this port. If this port needs to be accessible by other components in the cluster, you should:

  • Add a Service definition in example/quick-start/base.yaml that exposes port 1238
  • Ensure the Service selector matches the Pod labels
  • Use the same port name "arklet" in the Service definition for consistency
🔗 Analysis chain

Verify service exposure for arklet port

While the arklet port is correctly configured in the Pod spec, ensure that this port is properly exposed through a Kubernetes Service if it needs to be accessible by other components.


The previous search might have been too specific. Let's broaden our search to find Service definitions and any arklet-related configurations to verify if the port needs to be exposed through a Service.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Check if there's a corresponding Service definition for the arklet port
rg -t yaml "ports.*name:\s*arklet" 

Length of output: 36


Script:

#!/bin/bash
# Let's search more broadly for service definitions and ports in yaml files
fd -e yaml -x cat {} | grep -A 10 -B 2 "kind:\s*Service"

# Also search for any arklet related configurations
rg -t yaml "arklet" -C 5

Length of output: 1765

- name: MQTT_CLIENT_PREFIX # mqtt client prefix
value: koupleless No newline at end of file
- name: ENABLE_HTTP_TUNNEL
value: "true" No newline at end of file
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⚠️ Potential issue

Fix missing newline at end of file.

Add a newline character at the end of the file to comply with YAML best practices.

          value: "true"
+
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Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
value: "true"
value: "true"
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[error] 22-22: no new line character at the end of file

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Actionable comments posted: 2

🧹 Outside diff range and nitpick comments (3)
samples/module_controller_pod.yaml (3)

Line range hint 18-29: MQTT tunnel configuration needs better documentation

While the MQTT tunnel configuration includes comments, it would be helpful to:

  1. Document the expected format for each value (e.g., MQTT_BROKER format)
  2. Provide example values or validation rules

Consider adding validation rules in comments, for example:

 - name: MQTT_BROKER # mqtt broker url
-  value: YOUR_MQTT_BROKER_ENDPOINT
+  value: YOUR_MQTT_BROKER_ENDPOINT # Format: tcp://host:port or ssl://host:port

38-45: Document the implications of cluster mode and worker settings

The new cluster-related configurations need more detailed documentation about their impact:

  1. IS_CLUSTER's implications on virtual kubelet behavior
  2. WORKLOAD_MAX_LEVEL's effect on resource allocation
  3. VNODE_WORKER_NUM's impact on performance and resource usage

Consider adding more detailed comments:

 - name: IS_CLUSTER # cluster flag, if true, will use cluster configure to start virtual kubelet
   value: "false"
 - name: WORKLOAD_MAX_LEVEL # cluster configure, means max workload level for workload calculation in virtual kubelet, default is 3
   value: "3"
-  - name: VNODE_WORKER_NUM # VNode concurrent module processing thread number, set to 1 to indicate single thread
+  - name: VNODE_WORKER_NUM # VNode concurrent module processing thread number (1-n). Higher values increase throughput but consume more resources.
   value: "8"
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[error] 45-45: no new line character at the end of file

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Line range hint 1-45: Consider adding resource requests alongside limits

The Pod configuration only specifies resource limits without corresponding requests. This might affect scheduling and resource allocation.

Consider adding resource requests:

 resources:
   limits:
     cpu: "1000m"
     memory: "400Mi"
+  requests:
+    cpu: "500m"
+    memory: "200Mi"
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[error] 45-45: no new line character at the end of file

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📒 Files selected for processing (1)
  • samples/module_controller_pod.yaml (2 hunks)
🧰 Additional context used
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samples/module_controller_pod.yaml

[error] 45-45: no new line character at the end of file

(new-line-at-end-of-file)

🔇 Additional comments (1)
samples/module_controller_pod.yaml (1)

11-11: Verify the significant version upgrade from 0.2.0 to 2.1.0

The image version has been upgraded from 0.2.0 to 2.1.0, which is a major version jump. This could indicate breaking changes.

✅ Verification successful

Version upgrade from 0.2.0 to 2.1.0 appears to be safe

Based on the documentation, this is a Kubernetes operator for module operations and scheduling in Koupleless system. The version upgrade is part of the normal evolution of the controller, and the documentation shows a well-structured system with proper Kubernetes integration. The image is hosted in Aliyun's container registry under the opensource/release path, indicating it's a stable release channel.

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fd -t f "CHANGELOG|UPGRADING|MIGRATION" -X cat

Length of output: 48


Script:

#!/bin/bash
# Let's try to find documentation about versions or releases
fd -t f "README|VERSION|RELEASE" -X cat

# Also check for any commit messages or PR descriptions that might indicate breaking changes
git log --oneline | grep -i "break\|major\|version"

Length of output: 10515

- name: ENABLE_MODULE_DEPLOYMENT_CONTROLLER # module deployment controller flag, if true, will start deployment controller to modify module deployment's replicas and baseline
value: "true"
- name: VNODE_WORKER_NUM # VNode concurrent module processing thread number, set to 1 to indicate single thread
value: "8" No newline at end of file
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⚠️ Potential issue

Add newline at end of file

The YAML file is missing a newline character at the end.

Add a newline character at the end of the file to comply with YAML best practices.

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[error] 45-45: no new line character at the end of file

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Comment on lines +30 to +33
- name: ENABLE_HTTP_TUNNEL # http tunnel flag
value: "true" # true means enable, if enable mqtt tunnel, you can choose to configure env below
- name: HTTP_TUNNEL_LISTEN_PORT # Module Controller HTTP Tunnel listen port, use 7777 for default
value: "7777"
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⚠️ Potential issue

HTTP tunnel configuration comment needs correction

There's a copy-paste error in the comment for ENABLE_HTTP_TUNNEL.

 - name: ENABLE_HTTP_TUNNEL # http tunnel flag
-  value: "true" # true means enable, if enable mqtt tunnel, you can choose to configure env below
+  value: "true" # true means enable, if enable http tunnel, you can choose to configure env below
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Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

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- name: ENABLE_HTTP_TUNNEL # http tunnel flag
value: "true" # true means enable, if enable mqtt tunnel, you can choose to configure env below
- name: HTTP_TUNNEL_LISTEN_PORT # Module Controller HTTP Tunnel listen port, use 7777 for default
value: "7777"
- name: ENABLE_HTTP_TUNNEL # http tunnel flag
value: "true" # true means enable, if enable http tunnel, you can choose to configure env below
- name: HTTP_TUNNEL_LISTEN_PORT # Module Controller HTTP Tunnel listen port, use 7777 for default
value: "7777"

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LGTM

@Simon-Dongnan Simon-Dongnan merged commit a51b192 into main Oct 28, 2024
@Simon-Dongnan Simon-Dongnan deleted the feat.support_http_tunnel branch October 28, 2024 10:36
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3 participants