feat: enable pprof endpoint for orchestrator (#460)

Author: dido18

Taskfile.yml

@@ -155,6 +155,20 @@ tasks:
       - git tag -a "{{.CLI_ARGS}}" -m "Release {{.CLI_ARGS}}"
       - git push origin "{{.CLI_ARGS}}"
 
+  arduino-app-cli:start:
+    desc: "build and launch the arduino-app-cli in daemon mode"
+    cmds:
+      - task arduino-app-cli:build:local
+      - ./build/arduino-app-cli daemon  --port 6060
+
+  arduino-app-cli:pprof:
+    desc: Open pprof UI
+    cmds:
+      - go tool pprof -http=:8080   {{ .URL }}/debug/pprof/{{ .TYPE }}
+    vars:
+      TYPE: '{{.TYPE | default "heap"}}' # goroutine, heap, mutex
+      URL: '{{ .URL| default "http://localhost:6060" }}'
+
   adbd:start:
     desc: interact with adbd
     cmds:

internal/api/api.go

@@ -12,6 +12,8 @@ import (
 	"github.com/bcmi-labs/orchestrator/internal/update"
 
 	dockerClient "github.com/docker/docker/client"
+
+	_ "net/http/pprof" //nolint:gosec // pprof import is safe for profiling endpoints
 )
 
 //go:embed docs
@@ -27,6 +29,7 @@ func NewHTTPRouter(
 	bricksIndex *bricksindex.BricksIndex,
 ) http.Handler {
 	mux := http.NewServeMux()
+	mux.Handle("GET /debug/", http.DefaultServeMux) // pprof endpoints
 
 	mux.Handle("GET /v1/version", handlers.HandlerVersion(version))
 	mux.Handle("GET /v1/config", handlers.HandleConfig())