fix: include PATH in systemd unit for callback child processes

Author: wedow

internal/cli/install.go

@@ -23,6 +23,7 @@ After=network-online.target
 [Service]
 Type=simple
 WorkingDirectory={{.WorkDir}}
+Environment=PATH={{.Path}}
 ExecStart={{.Binary}} daemon run --dir .comms
 Restart=on-failure
 RestartSec=5
@@ -162,7 +163,7 @@ func newInstallCmd() *cobra.Command {
 			if err != nil {
 				return err
 			}
-			err = unitTmpl.Execute(f, struct{ Name, WorkDir, Binary string }{svc, workDir, binary})
+			err = unitTmpl.Execute(f, struct{ Name, WorkDir, Binary, Path string }{svc, workDir, binary, os.Getenv("PATH")})
 			f.Close()
 			if err != nil {
 				return err

internal/cli/install_test.go

@@ -54,8 +54,8 @@ func TestServiceName(t *testing.T) {
 
 func TestUnitTemplateRendering(t *testing.T) {
 	var buf bytes.Buffer
-	err := unitTmpl.Execute(&buf, struct{ Name, WorkDir, Binary string }{
-		"comms-stuart", "/home/user/p/stuart", "/usr/local/bin/comms",
+	err := unitTmpl.Execute(&buf, struct{ Name, WorkDir, Binary, Path string }{
+		"comms-stuart", "/home/user/p/stuart", "/usr/local/bin/comms", "/usr/local/bin:/usr/bin",
 	})
 	if err != nil {
 		t.Fatalf("template execute: %v", err)