Online Debugging (#130)

* Add DebugBridge

* Change signal type

* Update debug bridge deployment

* Add websocket

* Start broker socker after ide socket

* Update debugBridge.ts

* Add auth token and session name env variables

* Remove system-sleep dependency

* Send timeout messages to the broker

* Add session timeout header to broker socket hs

* Update tests

* Add run without apiKey support

* Check if should start debugger

* Make debug bridge file aname a constant

* Check handshake errors and close debugger

* Update broker host and port

* Delete debugClient.js

* Update debugBridge.ts

* Update ThundraWrapper.ts

* Update ThundraWrapper.ts

* Change instrumentationDisabled to monitoringDisabled

* Update no apiKey message

* Update package-lock.json

package.json

@@ -96,7 +96,7 @@
     "require-in-the-middle": "^3.1.0",
     "semver": "^5.5.0",
     "shimmer": "^1.2.0",
-    "system-sleep": "^1.3.6",
-    "uuid": "^3.2.1"
+    "uuid": "^3.2.1",
+    "ws": "^7.2.1"
   }
 }

rollup.config.js

@@ -39,6 +39,28 @@ module.exports = [
             })
         ]
     },
+    {
+        input: './src/debugBridge.ts',
+        output: {
+            file: 'dist/debugBridge.js',
+            format: 'cjs',
+        },
+        plugins: [
+            typescript(),
+            terser({
+                warnings: 'verbose',
+                compress: {
+                    warnings: 'verbose',
+                },
+                mangle: {
+                    keep_fnames: true,
+                },
+                output: {
+                    beautify: false,
+                },
+            }),
+        ],
+    },
     {
         input: './src/handler.ts',
         output: {

src/Constants.ts

@@ -96,10 +96,12 @@ export const envVariableKeys = {
 
     THUNDRA_AGENT_LAMBDA_DEBUGGER_ENABLE: 'thundra_agent_lambda_debugger_enable',
     THUNDRA_AGENT_LAMBDA_DEBUGGER_PORT: 'thundra_agent_lambda_debugger_port',
+    THUNDRA_AGENT_LAMBDA_DEBUGGER_LOGS_ENABLE: 'thundra_agent_lambda_debugger_logs_enable',
     THUNDRA_AGENT_LAMBDA_DEBUGGER_WAIT_MAX: 'thundra_agent_lambda_debugger_wait_max',
     THUNDRA_AGENT_LAMBDA_DEBUGGER_BROKER_PORT: 'thundra_agent_lambda_debugger_broker_port',
     THUNDRA_AGENT_LAMBDA_DEBUGGER_BROKER_HOST: 'thundra_agent_lambda_debugger_broker_host',
-
+    THUNDRA_AGENT_LAMBDA_DEBUGGER_SESSION_NAME: 'thundra_agent_lambda_debugger_session_name',
+    THUNDRA_AGENT_LAMBDA_DEBUGGER_AUTH_TOKEN: 'thundra_agent_lambda_debugger_auth_token',
 };
 
 export function getTimeoutMargin(region: string) {
@@ -719,4 +721,14 @@ export const StdErrorLogContext = 'STDERR';
 export const DefaultMongoCommandSizeLimit = 128 * 1024;
 
 export const DEFAULT_THUNDRA_AGENT_LAMBDA_DEBUGGER_PORT = 1111;
-export const DEFAULT_THUNDRA_AGENT_LAMBDA_DEBUGGER_HOST = 'debug.thundra.io';
+export const DEFAULT_THUNDRA_AGENT_LAMBDA_DEBUGGER_BROKER_HOST = 'debug.thundra.io';
+export const DEFAULT_THUNDRA_AGENT_LAMBDA_DEBUGGER_BROKER_PORT = 444;
+export const DEFAULT_THUNDRA_AGENT_LAMBDA_DEBUGGER_SESSION_NAME = 'default';
+export const DEBUG_BRIDGE_FILE_NAME = 'debugBridge.js';
+export const BROKER_WS_PROTOCOL = 'wss://';
+export const BROKER_WS_HTTP_ERROR_PATTERN = /:\s*\D*(\d+)/;
+export const BROKER_WS_HTTP_ERR_CODE_TO_MSG: {[key: number]: string} = {
+    429: `Reached the concurrent session limit, couldn't start Thundra debugger.`,
+    401: `Authentication is failed, check your Thundra debugger authentication token.`,
+    409: `Another session with the same session name exists, connection closed.`,
+};