Add tracing API

.github/workflows/ci.yaml

@@ -9,6 +9,7 @@ on:
     branches:
       - "main"
       - "update-ci"
+      - "api-tracestate"
   pull_request:
     branches:
       - main

Makefile

@@ -22,7 +22,7 @@ openresty-build:
 	$(CONTAINER_ORCHESTRATOR) build
 
 doc:
-	$(CONTAINER_ORCHESTRATOR) run $(CONTAINER_ORCHESTRATOR_EXEC_OPTIONS) -- openresty bash -c 'ldoc lib/opentelemetry/api'
+	$(CONTAINER_ORCHESTRATOR) run --no-deps $(CONTAINER_ORCHESTRATOR_EXEC_OPTIONS) -- utils bash -c 'ldoc --all lib/opentelemetry/api'
 
 check-format:
 	$(CONTAINER_ORCHESTRATOR) run --no-deps $(CONTAINER_ORCHESTRATOR_EXEC_OPTIONS) -- utils bash -c 'lua-format --check lib/opentelemetry/api/**/*.lua spec/api/**/*.lua'
@@ -31,4 +31,4 @@ format:
 	$(CONTAINER_ORCHESTRATOR) run --no-deps $(CONTAINER_ORCHESTRATOR_EXEC_OPTIONS) -- utils bash -c 'lua-format -i lib/opentelemetry/api/**/*.lua  spec/api/**/*.lua'
 
 api-test:
-	$(CONTAINER_ORCHESTRATOR) run --no-deps $(CONTAINER_ORCHESTRATOR_EXEC_OPTIONS) -- openresty bash -c 'busted -m "./lib/?.lua;./lib/?/?.lua;./lib/?/?/?.lua" ./spec/api'
+	$(CONTAINER_ORCHESTRATOR) run --no-deps $(CONTAINER_ORCHESTRATOR_EXEC_OPTIONS) -- openresty bash -c 'busted -m "./lib/?.lua;./lib/?/?.lua;./lib/?/?/?.lua" ./spec/api/'

busted-runner

@@ -3,7 +3,8 @@
 package.path = './lib/?.lua;./lib/?/?.lua;./lib/?/init.lua' .. package.path
 
 -- Set up global tracer
-Global = require("opentelemetry.global")
+otel_global = require("opentelemetry.global")
+otel_global.logger = require("opentelemetry.utils.logger.nginx"):new("debug")
 local tracer_provider = require("opentelemetry.trace.tracer_provider")
 local attr = require("opentelemetry.attribute")
 local resource = require("opentelemetry.resource")
@@ -17,7 +18,7 @@ local tracer_provider = tracer_provider.new(processor, {
     sampler = always_on_sampler,
     resource = resource.new(attr.string("service.name", "openresty"), attr.int("attr_int", 100)),
 })
-Global.set_tracer_provider(tracer_provider)
+otel_global.set_tracer_provider(tracer_provider)
 
 if ngx ~= nil then
     ngx.exit = function() end