feat: add configurable profiling endpoints (#38)

internal/config/admin_server.go

@@ -1,20 +1,22 @@
 package config
 
 type AdminServerConfig struct {
-	HTTP    HTTPConfig    `yaml:"http"`
-	CORS    CORSConfig    `yaml:"cors"`
-	Auth    AuthConfig    `yaml:"auth"`
-	Metrics MetricsConfig `yaml:"metrics"`
-	Sentry  SentryConfig  `yaml:"sentry"`
+	HTTP      HTTPConfig      `yaml:"http"`
+	CORS      CORSConfig      `yaml:"cors"`
+	Auth      AuthConfig      `yaml:"auth"`
+	Metrics   MetricsConfig   `yaml:"metrics"`
+	Profiling ProfilingConfig `yaml:"profiling"`
+	Sentry    SentryConfig    `yaml:"sentry"`
 }
 
 func NewDefaultAdminServerConfig() AdminServerConfig {
 	return AdminServerConfig{
-		HTTP:    NewHTTPConfig("127.0.0.1", 8081),
-		CORS:    NewDefaultCORSConfig(),
-		Auth:    NewDefaultAuthConfig(),
-		Metrics: NewDefaultMetricsConfig(),
-		Sentry:  NewDefaultSentryConfig(),
+		HTTP:      NewHTTPConfig("127.0.0.1", 8081),
+		CORS:      NewDefaultCORSConfig(),
+		Auth:      NewDefaultAuthConfig(),
+		Metrics:   NewDefaultMetricsConfig(),
+		Sentry:    NewDefaultSentryConfig(),
+		Profiling: NewDefaultProfilingConfig(),
 	}
 }
 

internal/config/profiling.go

@@ -0,0 +1,15 @@
+package config
+
+type ProfilingConfig struct {
+	Enabled   InterpolatedBool   `yaml:"enabled"`
+	Endpoint  InterpolatedString `yaml:"endpoint"`
+	BasicAuth *BasicAuthConfig   `yaml:"basicAuth"`
+}
+
+func NewDefaultProfilingConfig() ProfilingConfig {
+	return ProfilingConfig{
+		Enabled:   true,
+		Endpoint:  "/.bouncer/profiling",
+		BasicAuth: nil,
+	}
+}

internal/config/proxy_server.go

@@ -10,6 +10,7 @@ type ProxyServerConfig struct {
 	Debug     InterpolatedBool `yaml:"debug"`
 	HTTP      HTTPConfig       `yaml:"http"`
 	Metrics   MetricsConfig    `yaml:"metrics"`
+	Profiling ProfilingConfig  `yaml:"profiling"`
 	Transport TransportConfig  `yaml:"transport"`
 	Dial      DialConfig       `yaml:"dial"`
 	Sentry    SentryConfig     `yaml:"sentry"`
@@ -27,6 +28,7 @@ func NewDefaultProxyServerConfig() ProxyServerConfig {
 		Sentry:    NewDefaultSentryConfig(),
 		Cache:     NewDefaultCacheConfig(),
 		Templates: NewDefaultTemplatesConfig(),
+		Profiling: NewDefaultProfilingConfig(),
 	}
 }
 

internal/config/sentry.go

@@ -28,10 +28,10 @@ func NewDefaultSentryConfig() SentryConfig {
 		Debug:              false,
 		FlushTimeout:       NewInterpolatedDuration(2 * time.Second),
 		AttachStacktrace:   true,
-		SampleRate:         1,
+		SampleRate:         0.2,
 		EnableTracing:      true,
 		TracesSampleRate:   0.2,
-		ProfilesSampleRate: 1,
+		ProfilesSampleRate: 0.2,
 		IgnoreErrors:       []string{},
 		SendDefaultPII:     false,
 		ServerName:         "",