Sensible default values for the sip config

lib/apis/validate-setup.js

@@ -13,11 +13,10 @@ module.exports = class Api {
     handle(request, response, parsedUrl, q) {
         const ip = request.headers['x-forwarded-for'] || request.socket.remoteAddress
         //ip += "."
-        const domain = fs.readFileSync("/etc/flexisip/domain-registration.conf").toString().split(' ')
 
         var setup = {}
         var errors = []
-        setup['domain'] = domain[0]
+        setup['domain'] = utils.domain()
         setup['model'] = utils.model()
 
         if( setup['model'] === "unknown" ) {

lib/persistent-sip-manager.js

@@ -1,17 +1,20 @@
 const sipConfig = require('../config').sip
+const utils = require('./utils')
 const sipbundle = require('./sip/sip-bundle')
 
 let sipOptions = function sipOptions() {
-    const from = sipConfig.from
-    const to = sipConfig.to
+    const model = utils.model()
+    const from = sipConfig.from || '[email protected]'
+    const to = sipConfig.to || (model === 'unknown' ? undefined : model + '@127.0.0.1') // For development, specify the sip.to config value
     const localIp = from?.split(':')[0].split('@')[1]
     const localPort = parseInt(from?.split(':')[1]) || 5060
-    const domain = sipConfig.domain
+    const domain = sipConfig.domain || utils.domain() // For development, specify the sip.domain config value
     const expire = sipConfig.expire || 600
     const sipdebug = sipConfig.debug
 
     if (!from || !to || !localIp || !localPort || !domain || !expire ) {
-        console.error('Error: SIP From/To/Domain URIs not specified!')
+        console.error('Error: SIP From/To/Domain URIs not specified! Current sip config: ')
+        console.info(JSON.stringify(config.sip))
         throw new Error('SIP From/To/Domain URIs not specified!')
     }        
 

lib/utils.js

@@ -146,5 +146,15 @@ module.exports = {
         } catch( e ) {
             console.error("Failure retrieving or modifying route.")
         }        
+    },
+    domain() {
+        if( !fs.existsSync("/etc/flexisip/domain-registration.conf") ) {
+            return undefined
+        }
+        if( !this["_domain"] ) {
+            const domain = fs.readFileSync("/etc/flexisip/domain-registration.conf").toString().split(' ')
+            this["_domain"] = domain[0]
+        }
+        return this["_domain"]
     }
 }