merge support for X-Override-To feature back into main branch

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-DEBIAN11-GLIBC-1296898
- https://snyk.io/vuln/SNYK-DEBIAN11-GLIBC-2340908
- https://snyk.io/vuln/SNYK-DEBIAN11-GLIBC-2340908
- https://snyk.io/vuln/SNYK-DEBIAN11-GLIBC-2340922
- https://snyk.io/vuln/SNYK-DEBIAN11-GLIBC-2340922

Dockerfile

@@ -1,4 +1,4 @@
-FROM node:current-slim
+FROM node:17.4-slim
 WORKDIR /opt/app/
 COPY package.json ./
 RUN npm install

lib/call-session.js

@@ -124,14 +124,22 @@ class CallSession extends Emitter {
       };
 
       if (this.req.locals.registration) {
-        debug(`sending call to user ${JSON.stringify(this.req.locals.registration)}`);
+        debug(`sending call to registered user ${JSON.stringify(this.req.locals.registration)}`);
+        let destUri = this.req.uri;
+        if (this.req.has('X-Override-To')) {
+          const dest = this.req.get('X-Override-To');
+          const uri = parseUri(contact);
+          uri.user = dest;
+          destUri = stringifyUri(uri);
+          this.logger.info(`overriding destination user with ${dest}, so final uri is ${destUri}`);
+        }
         const contact = this.req.locals.registration.contact;
         if (contact.includes('transport=ws')) {
           uris = [contact];
         }
         else {
           proxy = this.req.locals.registration.proxy;
-          uris = [this.req.uri];
+          uris = [destUri];
         }
       }
       else if (this.req.locals.target === 'forward') {

package-lock.json

@@ -1,11 +1,12 @@
 {
   "name": "sbc-outbound",
-  "version": "v0.7.1",
+  "version": "v0.7.2",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
-      "version": "v0.7.1",
+      "name": "sbc-outbound",
+      "version": "v0.7.2",
       "license": "MIT",
       "dependencies": {
         "@jambonz/db-helpers": "^0.6.16",
@@ -28,7 +29,7 @@
         "tape": "^5.3.2"
       },
       "engines": {
-        "node": ">= 8.10.0"
+        "node": ">= 12.0.0"
       }
     },
     "node_modules/@babel/code-frame": {
@@ -3294,13 +3295,22 @@
       }
     },
     "node_modules/node-fetch": {
-      "version": "2.6.6",
-      "integrity": "sha512-Z8/6vRlTUChSdIgMa51jxQ4lrw/Jy5SOW10ObaA47/RElsAN2c5Pn8bTgFGWn/ibwzXTE8qwr1Yzx28vsecXEA==",
+      "version": "2.6.7",
+      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.6.7.tgz",
+      "integrity": "sha512-ZjMPFEfVx5j+y2yF35Kzx5sF7kDzxuDj6ziH4FFbOp87zKDZNx8yExJIb05OGF4Nlt9IHFIMBkRl41VdvcNdbQ==",
       "dependencies": {
         "whatwg-url": "^5.0.0"
       },
       "engines": {
         "node": "4.x || >=6.0.0"
+      },
+      "peerDependencies": {
+        "encoding": "^0.1.0"
+      },
+      "peerDependenciesMeta": {
+        "encoding": {
+          "optional": true
+        }
       }
     },
     "node_modules/node-forge": {
@@ -7292,8 +7302,9 @@
       "integrity": "sha512-hZXc7K2e+PgeI1eDBe/10Ard4ekbfrrqG8Ep+8Jmf4JID2bNg7NvCPOZN+kfF574pFQI7mum2AUqDidoKqcTOw=="
     },
     "node-fetch": {
-      "version": "2.6.6",
-      "integrity": "sha512-Z8/6vRlTUChSdIgMa51jxQ4lrw/Jy5SOW10ObaA47/RElsAN2c5Pn8bTgFGWn/ibwzXTE8qwr1Yzx28vsecXEA==",
+      "version": "2.6.7",
+      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.6.7.tgz",
+      "integrity": "sha512-ZjMPFEfVx5j+y2yF35Kzx5sF7kDzxuDj6ziH4FFbOp87zKDZNx8yExJIb05OGF4Nlt9IHFIMBkRl41VdvcNdbQ==",
       "requires": {
         "whatwg-url": "^5.0.0"
       }

package.json

@@ -1,6 +1,6 @@
 {
   "name": "sbc-outbound",
-  "version": "v0.7.1",
+  "version": "v0.7.2",
   "main": "app.js",
   "engines": {
     "node": ">= 12.0.0"