Feature flag to OTLP tracing

ElementX/SupportingFiles/Info.plist

@@ -90,5 +90,11 @@
 	<string>$(KEYCHAIN_ACCESS_GROUP_IDENTIFIER)</string>
 	<key>mapLibreAPIKey</key>
 	<string>$(MAPLIBRE_API_KEY)</string>
+	<key>otlpTracingPassword</key>
+	<string>${OTLP_TRACING_PASSWORD}</string>
+	<key>otlpTracingURL</key>
+	<string>${OTLP_TRACING_URL}</string>
+	<key>otlpTracingUsername</key>
+	<string>${OTLP_TRACING_USERNAME}</string>
 </dict>
 </plist>

ElementX/SupportingFiles/secrets.xcconfig

@@ -17,4 +17,16 @@
 // Configuration settings file format documentation can be found at:
 // https://help.apple.com/xcode/#/dev745c5c974
 
+// MARK: - MapLibre
 MAPLIBRE_API_KEY = your_key
+
+// MARK: - OTLP Tracing
+
+// URLs need special treatment to work properly in xcconfig files
+// https://stackoverflow.com/a/36297483/730924
+// i.e. make sure to use https:/$()/ in the scheme in the stored secret
+OTLP_TRACING_URL = otlp_endpoint
+
+OTLP_TRACING_USERNAME = otlp_username
+OTLP_TRACING_PASSWORD = otlp_password
+

ElementX/SupportingFiles/target.yml

@@ -80,7 +80,6 @@ targets:
         BGTaskSchedulerPermittedIdentifiers: [
           io.element.elementx.background.refresh
         ]
-        mapLibreAPIKey: $(MAPLIBRE_API_KEY)
         UTExportedTypeDeclarations:
         - UTTypeConformsTo: [public.text]
           UTTypeDescription: Mention Pills
@@ -91,6 +90,10 @@ targets:
           LSHandlerRank: Owner
           LSItemContentTypes: $(PILLS_UT_TYPE_IDENTIFIER)
         LSSupportsOpeningDocumentsInPlace: false
+        mapLibreAPIKey: $(MAPLIBRE_API_KEY)
+        otlpTracingURL: ${OTLP_TRACING_URL}
+        otlpTracingUsername: ${OTLP_TRACING_USERNAME}
+        otlpTracingPassword: ${OTLP_TRACING_PASSWORD}
 
 
     settings: