Migrate collector semconv codegen to weaver

Makefile

@@ -239,15 +239,33 @@ genpdata:
 	$(GOCMD) run pdata/internal/cmd/pdatagen/main.go
 	$(MAKE) fmt
 
+# Definitions for semconvgen
+DOCKER_USER=$(shell id -u):$(shell id -g)
+# TODO - Pull docker image versions from rennovate-friendly source, e.g.
+# $(shell cat dependencies.Dockerfile | awk '$$4=="weaver" {print $$2}')
+WEAVER_CONTAINER=otel/weaver:v0.9.1
+
+
 # Generate semantic convention constants. Requires a clone of the opentelemetry-specification repo
-gensemconv: $(SEMCONVGEN) $(SEMCONVKIT)
+gensemconv: $(SEMCONVKIT)
 	@[ "${SPECPATH}" ] || ( echo ">> env var SPECPATH is not set"; exit 1 )
 	@[ "${SPECTAG}" ] || ( echo ">> env var SPECTAG is not set"; exit 1 )
 	@echo "Generating semantic convention constants from specification version ${SPECTAG} at ${SPECPATH}"
-	$(SEMCONVGEN) -o semconv/${SPECTAG} -t semconv/template.j2 -s ${SPECTAG} -i ${SPECPATH}/model/. --only=resource -p conventionType=resource -f generated_resource.go
-	$(SEMCONVGEN) -o semconv/${SPECTAG} -t semconv/template.j2 -s ${SPECTAG} -i ${SPECPATH}/model/. --only=event -p conventionType=event -f generated_event.go
-	$(SEMCONVGEN) -o semconv/${SPECTAG} -t semconv/template.j2 -s ${SPECTAG} -i ${SPECPATH}/model/. --only=span -p conventionType=trace -f generated_trace.go
-	$(SEMCONVGEN) -o semconv/${SPECTAG} -t semconv/template.j2 -s ${SPECTAG} -i ${SPECPATH}/model/. --only=attribute_group -p conventionType=attribute_group -f generated_attribute_group.go
+	mkdir -p $(PWD)/semconv/${SPECTAG}
+	docker run --rm \
+		-u $(DOCKER_USER) \
+		--mount 'type=bind,source=$(PWD)/semconv/weaver,target=/home/weaver/templates,readonly' \
+		--mount 'type=bind,source=$(SPECPATH)/model,target=/home/weaver/source,readonly' \
+		--mount 'type=bind,source=$(PWD)/semconv/${SPECTAG},target=/home/weaver/target' \
+		$(WEAVER_CONTAINER) registry generate \
+		--registry=/home/weaver/source \
+		--templates=/home/weaver/templates \
+		collector \
+		/home/weaver/target
+#	$(SEMCONVGEN) -o semconv/${SPECTAG} -t semconv/template.j2 -s ${SPECTAG} -i ${SPECPATH}/model/. --only=resource -p conventionType=resource -f generated_resource.go
+#	$(SEMCONVGEN) -o semconv/${SPECTAG} -t semconv/template.j2 -s ${SPECTAG} -i ${SPECPATH}/model/. --only=event -p conventionType=event -f generated_event.go
+#	$(SEMCONVGEN) -o semconv/${SPECTAG} -t semconv/template.j2 -s ${SPECTAG} -i ${SPECPATH}/model/. --only=span -p conventionType=trace -f generated_trace.go
+#	$(SEMCONVGEN) -o semconv/${SPECTAG} -t semconv/template.j2 -s ${SPECTAG} -i ${SPECPATH}/model/. --only=attribute_group -p conventionType=attribute_group -f generated_attribute_group.go
 	$(SEMCONVKIT) -output "semconv/$(SPECTAG)" -tag "$(SPECTAG)"
 
 # Checks that the HEAD of the contrib repo checked out in CONTRIB_PATH compiles

semconv/weaver/registry/collector/attribute_group.go.j2

@@ -0,0 +1,75 @@
+{# TODO - move to built in support for language constants in weaver #}
+{%- macro to_go_name(fqn) -%}
+{{fqn | replace(".", " ") | replace("_", " ") | title | replace(" ", "")}}
+{%- endmacro -%}
+{%- macro requirement_level_doc(attr) -%}
+{%- if attr.requirement_level == "required" -%}
+Requirement Level: Required
+{% elif attr.requirement_level.conditionally_required %}
+Requirement Level: Conditionally Required - {{ attr.requirement_level.conditionally_required }}
+{%- elif attr.requirement_level == "recommended" -%}
+Requirement Level: Recommended
+{% elif attr.requirement_level.recommended %}
+Requirement Level: Recommended - {{ attr.requirement_level.recommended }}
+{%- else -%}
+Requirement Level: Optional
+{%- endif %}
+{%- endmacro -%}
+{%- macro deprecated_doc(attr) -%}
+{% if attr is deprecated %}Deprecated: {{ attr.deprecated }}{% endif %}
+{%- endmacro -%}
+{%- macro notes_doc(attr) -%}
+{% if attr.note %}Note: {{ attr.note }}{% endif %}
+{%- endmacro -%}
+{%- macro examples_doc(attr) -%}
+{%- if attr.examples is iterable %}
+Examples: {{ attr.examples | pprint | trim("[]")  }}
+{%- endif -%}
+{%- endmacro -%}
+{%- macro godoc(attr) -%}
+{{ attr.brief }}
+Stability: {{ attr.stability | title }}
+{% if attr is enum %}Type: Enum{% else %}Type: {{ attr.type | instantiated_type }}{% endif %}
+{{ requirement_level_doc(attr) }}
+{{ deprecated_doc(attr) }}
+{{ examples_doc(attr) }}
+{{ notes_doc(attr) }}
+{%- endmacro -%}
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+// Code generated from semantic convention specification. DO NOT EDIT.
+
+package semconv
+
+{% for group in ctx %}
+{% if group.attributes | length > 0 %}
+{# TODO - we're grouping by registry namespace, not attribute gorup, so we lose group docs #}
+{{ ["Namespace: " ~ group.root_namespace] | comment }}
+const (
+{% for attribute in group.attributes %}
+    {{ godoc(attribute) | comment(indent=4) }}
+    Attribute{{to_go_name(attribute.name)}} = "{{attribute.name}}"
+{% endfor %}
+)
+{% for attribute in group.attributes | select("enum") %}
+{# TODO - Previously, non-string enums were not handled #}
+{% if (attribute.type | instantiated_type) == "string" %}
+{{ ["Enum values for " ~ attribute.name] | comment}}
+const (
+{%- for val in attribute.type.members %}
+   {{ val.brief | comment }}
+   Attribute{{to_go_name(attribute.name ~ "." ~ val.id)}} = "{{val.value}}" 
+{%- endfor %}
+)
+{% endif %}
+{% endfor %}
+{% endif %}
+{% endfor %}
+
+func GetAttribute_groupSemanticConventionAttributeNames() []string() {
+    return []string(
+        {% for group in ctx %}{% for attribute in group.attributes %}Attribute{{to_go_name(attribute.name)}}
+        {% endfor %}{% endfor %}
+    )
+}

semconv/weaver/registry/collector/event.go.j2

@@ -0,0 +1,10 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+// Code generated from semantic convention specification. DO NOT EDIT.
+
+package semconv
+
+func GetEventSemanticConventionAttributeNames() []string {
+	return []string{}
+}

semconv/weaver/registry/collector/resource.go.j2

@@ -0,0 +1,10 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+// Code generated from semantic convention specification. DO NOT EDIT.
+
+package semconv
+
+func GetResourceSemanticConventionAttributeNames() []string {
+	return []string{}
+}

semconv/weaver/registry/collector/trace.go.j2

@@ -0,0 +1,10 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+// Code generated from semantic convention specification. DO NOT EDIT.
+
+package semconv
+
+func GetTraceSemanticConventionAttributeNames() []string {
+	return []string{}
+}

semconv/weaver/registry/collector/weaver.yaml

@@ -0,0 +1,136 @@
+templates:
+  - pattern: resource.go.j2
+    filter: >
+      .groups
+      | map(select(.type == "resource"))
+      | map(. + {root_namespace: (if .id | index(".") then .id | split(".") | .[1] else "other" end)})
+      | sort_by(.root_namespace)
+    application_mode: single
+    file_name: generated_resource.go
+  - pattern: event.go.j2
+    filter: >
+      .groups
+      | map(select(.type == "event"))
+      | map(. + {root_namespace: (if .id | index(".") then .id | split(".") | .[1] else "other" end)})
+      | sort_by(.root_namespace)
+    application_mode: single
+    file_name: generated_event.go
+  - pattern: trace.go.j2
+    filter: >
+      .groups
+      | map(select(.type == "trace"))
+      | map(. + {root_namespace: (if .id | index(".") then .id | split(".") | .[1] else "other" end)})
+      | sort_by(.root_namespace)
+    file_name: generated_trace.go
+    application_mode: single
+  - pattern: attribute_group.go.j2
+    filter: >
+      semconv_grouped_attributes({
+        "exclude_deprecated": false
+      })
+    application_mode: single
+    file_name: generated_attribute_group.go
+comment_formats:
+  go:
+    format: markdown
+    prefix: "// "
+    indent_first_level_list_items: true
+    shortcut_reference_link: true
+    trim: true
+    remove_trailing_dots: true
+default_comment_format: go
+acronyms:
+  - ACL
+  - AIX
+  - AKS
+  - AMD64
+  - API
+  - ARM32
+  - ARM64
+  - ARN
+  - ARNs
+  - ASCII
+  - AWS
+  - CPP
+  - CPU
+  - CSS
+  - DB
+  - DC
+  - DNS
+  - EC2
+  - ECS
+  - EDB
+  - EKS
+  - EOF
+  - GCP
+  - GRPC
+  - GUID
+  - HPUX
+  - HSQLDB
+  - HTML
+  - HTTP
+  - HTTPS
+  - IA64
+  - ID
+  - IP
+  - JDBC
+  - JSON
+  - K8S
+  - LHS
+  - MSSQL
+  - OS
+  - PHP
+  - PID
+  - PPC32
+  - PPC64
+  - QPS
+  - QUIC
+  - RAM
+  - RHS
+  - RPC
+  - SDK
+  - SLA
+  - SMTP
+  - SPDY
+  - SQL
+  - SSH
+  - TCP
+  - TLS
+  - TTL
+  - UDP
+  - UID
+  - UI
+  - UUID
+  - URI
+  - URL
+  - UTF8
+  - VM
+  - XML
+  - XMPP
+  - XSRF
+  - XSS
+  - ZOS
+  - CronJob
+  - DaemonSet
+  - StatefulSet
+  - ReplicaSet
+  - WebEngine
+  - MySQL
+  - PostgreSQL
+  - MariaDB
+  - MaxDB
+  - FirstSQL
+  - InstantDB
+  - HBase
+  - MongoDB
+  - CouchDB
+  - CosmosDB
+  - DynamoDB
+  - HanaDB
+  - FreeBSD
+  - NetBSD
+  - OpenBSD
+  - DragonflyBSD
+  - InProc
+  - FaaS
+  - OTel