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Add fake filesystem for test to avoid temporal files on the local fil…
…esystem
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,127 @@ | ||
| package file | ||
|
|
||
| import ( | ||
| "os" | ||
| "path/filepath" | ||
|
|
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| "github.com/golang/glog" | ||
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| "k8s.io/kubernetes/pkg/util/filesystem" | ||
| ) | ||
|
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| // Filesystem is an interface that we can use to mock various filesystem operations | ||
| type Filesystem interface { | ||
| filesystem.Filesystem | ||
| } | ||
|
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| // NewLocalFS implements Filesystem using same-named functions from "os" and "io/ioutil". | ||
| func NewLocalFS() (Filesystem, error) { | ||
| fs := filesystem.DefaultFs{} | ||
|
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| err := initialize(false, fs) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
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| return fs, nil | ||
| } | ||
|
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| // NewFakeFS creates an in-memory filesytem with all the required | ||
| // paths used by the ingress controller. | ||
| // This allows running test without polluting the local machine. | ||
| func NewFakeFS() (Filesystem, error) { | ||
| fs := filesystem.NewFakeFs() | ||
|
|
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| err := initialize(true, fs) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
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| return fs, nil | ||
| } | ||
|
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| // initialize creates the required directory structure and when | ||
| // runs as virtual filesystem it copies the local files to it | ||
| func initialize(isVirtual bool, fs Filesystem) error { | ||
| for _, directory := range directories { | ||
| err := fs.MkdirAll(directory, 0655) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| } | ||
|
|
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| if !isVirtual { | ||
| return nil | ||
| } | ||
|
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| for _, file := range files { | ||
| f, err := fs.Create(file) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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| _, err = f.Write([]byte("")) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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| err = f.Close() | ||
| if err != nil { | ||
| return err | ||
| } | ||
| } | ||
|
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| err := fs.MkdirAll("/proc", 0655) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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| glog.Info("Restoring generated (go-bindata) assets in virtual filesystem...") | ||
| for _, assetName := range AssetNames() { | ||
| err := restoreAsset("/", assetName, fs) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| } | ||
|
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| return nil | ||
| } | ||
|
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| // restoreAsset restores an asset under the given directory | ||
| func restoreAsset(dir, name string, fs Filesystem) error { | ||
| data, err := Asset(name) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| info, err := AssetInfo(name) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| err = fs.MkdirAll(_filePath(dir, filepath.Dir(name)), os.FileMode(0755)) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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| f, err := fs.Create(_filePath(dir, name)) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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| _, err = f.Write(data) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
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| err = f.Close() | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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| //Missing info.Mode() | ||
|
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| err = fs.Chtimes(_filePath(dir, name), info.ModTime(), info.ModTime()) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| return nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,37 @@ | ||
| /* | ||
| Copyright 2017 The Kubernetes Authors. | ||
| Licensed under the Apache License, Version 2.0 (the "License"); | ||
| you may not use this file except in compliance with the License. | ||
| You may obtain a copy of the License at | ||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| */ | ||
|
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||
| package file | ||
|
|
||
| import ( | ||
| "testing" | ||
| ) | ||
|
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| func TestNewFakeFS(t *testing.T) { | ||
| fs, err := NewFakeFS() | ||
| if err != nil { | ||
| t.Fatalf("unexpected error creating filesystem abstraction: %v", err) | ||
| } | ||
|
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| if fs == nil { | ||
| t.Fatal("expected a filesystem but none returned") | ||
| } | ||
|
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| _, err = fs.Stat("/etc/nginx/nginx.conf") | ||
| if err != nil { | ||
| t.Fatalf("unexpected error reading default nginx.conf file: %v", err) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,26 @@ | ||
| package file | ||
|
|
||
| const ( | ||
| // AuthDirectory default directory used to store files | ||
| // to authenticate request | ||
| AuthDirectory = "/etc/ingress-controller/auth" | ||
|
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| // DefaultSSLDirectory defines the location where the SSL certificates will be generated | ||
| // This directory contains all the SSL certificates that are specified in Ingress rules. | ||
| // The name of each file is <namespace>-<secret name>.pem. The content is the concatenated | ||
| // certificate and key. | ||
| DefaultSSLDirectory = "/ingress-controller/ssl" | ||
| ) | ||
|
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| var ( | ||
| directories = []string{ | ||
| "/etc/nginx/template", | ||
| "/run", | ||
| DefaultSSLDirectory, | ||
| AuthDirectory, | ||
| } | ||
|
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| files = []string{ | ||
| "/run/nginx.pid", | ||
| } | ||
| ) |
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