[extension/awsproxy] add support for shutdown test (#31756)

**Description:**
Change the lifecycle of the extension so that the creation of the AWS
client happens in the Start method, which helps with supporting
component lifecycle.

**Link to tracking Issue:**
Relates to #27849

.chloggen/awsproxy_lifecycle.yaml

@@ -0,0 +1,27 @@
+# Use this changelog template to create an entry for release notes.
+
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: enhancement
+
+# The name of the component, or a single word describing the area of concern, (e.g. filelogreceiver)
+component: awsproxyextension
+
+# A brief description of the change.  Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: Make awsproxy extension more resilient by initiating the AWS client during Start.
+
+# Mandatory: One or more tracking issues related to the change. You can use the PR number here if no issue exists.
+issues: [27849]
+
+# (Optional) One or more lines of additional information to render under the primary note.
+# These lines will be padded with 2 spaces and then inserted directly into the document.
+# Use pipe (|) for multiline entries.
+subtext:
+
+# If your change doesn't affect end users or the exported elements of any package,
+# you should instead start your pull request title with [chore] or use the "Skip Changelog" label.
+# Optional: The change log or logs in which this entry should be included.
+# e.g. '[user]' or '[user, api]'
+# Include 'user' if the change is relevant to end users.
+# Include 'api' if there is a change to a library API.
+# Default: '[user]'
+change_logs: []

extension/awsproxy/extension.go

@@ -24,7 +24,13 @@ type xrayProxy struct {
 
 var _ extension.Extension = (*xrayProxy)(nil)
 
-func (x xrayProxy) Start(_ context.Context, _ component.Host) error {
+func (x *xrayProxy) Start(_ context.Context, _ component.Host) error {
+	srv, err := proxy.NewServer(&x.config.ProxyConfig, x.settings.Logger)
+
+	if err != nil {
+		return err
+	}
+	x.server = srv
 	go func() {
 		if err := x.server.ListenAndServe(); !errors.Is(err, http.ErrServerClosed) && err != nil {
 			x.settings.ReportStatus(component.NewFatalErrorEvent(err))
@@ -34,21 +40,17 @@ func (x xrayProxy) Start(_ context.Context, _ component.Host) error {
 	return nil
 }
 
-func (x xrayProxy) Shutdown(ctx context.Context) error {
-	return x.server.Shutdown(ctx)
+func (x *xrayProxy) Shutdown(ctx context.Context) error {
+	if x.server != nil {
+		return x.server.Shutdown(ctx)
+	}
+	return nil
 }
 
 func newXrayProxy(config *Config, telemetrySettings component.TelemetrySettings) (extension.Extension, error) {
-	srv, err := proxy.NewServer(&config.ProxyConfig, telemetrySettings.Logger)
-
-	if err != nil {
-		return nil, err
-	}
-
 	p := &xrayProxy{
 		config:   config,
 		logger:   telemetrySettings.Logger,
-		server:   srv,
 		settings: telemetrySettings,
 	}
 

extension/awsproxy/extension_test.go

@@ -4,6 +4,7 @@
 package awsproxy
 
 import (
+	"context"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
@@ -14,7 +15,7 @@ import (
 )
 
 func TestInvalidEndpoint(t *testing.T) {
-	_, err := newXrayProxy(
+	x, err := newXrayProxy(
 		&Config{
 			ProxyConfig: proxy.Config{
 				TCPAddrConfig: confignet.TCPAddrConfig{
@@ -24,5 +25,8 @@ func TestInvalidEndpoint(t *testing.T) {
 		},
 		componenttest.NewNopTelemetrySettings(),
 	)
+	assert.NoError(t, err)
+	err = x.Start(context.Background(), componenttest.NewNopHost())
+	defer assert.NoError(t, x.Shutdown(context.Background()))
 	assert.Error(t, err)
 }

extension/awsproxy/metadata.yaml

@@ -9,7 +9,5 @@ status:
   codeowners:
     active: [Aneurysm9, mxiamxia]
 
-# TODO: Update the extension to make the tests pass
 tests:
   skip_lifecycle: true
-  skip_shutdown: true