Error if unable to resolve endpoints.

lib/units/device/support/push.js

@@ -12,7 +12,8 @@ module.exports = syrup.serial()
 
     // Output
     var push = zmq.socket('push')
-    Promise.map(options.endpoints.push, function(endpoint) {
+
+    return Promise.map(options.endpoints.push, function(endpoint) {
         return srv.resolve(endpoint).then(function(records) {
           return srv.attempt(records, function(record) {
             log.info('Sending output to "%s"', record.url)
@@ -21,6 +22,5 @@ module.exports = syrup.serial()
           })
         })
       })
-
+      .return(push)
-    return push
   })

lib/units/device/support/sub.js

@@ -6,6 +6,7 @@ var Promise = require('bluebird')
 var logger = require('../../../util/logger')
 var wireutil = require('../../../wire/util')
 var srv = require('../../../util/srv')
+var lifecycle = require('../../../util/lifecycle')
 
 module.exports = syrup.serial()
   .define(function(options) {
@@ -13,7 +14,8 @@ module.exports = syrup.serial()
 
     // Input
     var sub = zmq.socket('sub')
-    Promise.map(options.endpoints.sub, function(endpoint) {
+
+    return Promise.map(options.endpoints.sub, function(endpoint) {
         return srv.resolve(endpoint).then(function(records) {
           return srv.attempt(records, function(record) {
             log.info('Receiving input from "%s"', record.url)
@@ -22,12 +24,12 @@ module.exports = syrup.serial()
           })
         })
       })
-
+      .then(function() {
         // Establish always-on channels
         ;[wireutil.global].forEach(function(channel) {
           log.info('Subscribing to permanent channel "%s"', channel)
           sub.subscribe(channel)
         })
-
+      })
-    return sub
+      .return(sub)
   })

lib/units/processor/index.js

@@ -27,6 +27,10 @@ module.exports = function(options) {
       })
     })
   })
+  .catch(function(err) {
+    log.fatal('Unable to connect to app dealer endpoint', err)
+    lifecycle.fatal()
+  })
 
   appDealer.on('message', function(channel, data) {
     devDealer.send([channel, data])
@@ -43,6 +47,10 @@ module.exports = function(options) {
       })
     })
   })
+  .catch(function(err) {
+    log.fatal('Unable to connect to dev dealer endpoint', err)
+    lifecycle.fatal()
+  })
 
   devDealer.on('message', wirerouter()
     // Provider messages

lib/units/provider/index.js

@@ -81,6 +81,10 @@ module.exports = function(options) {
       })
     })
   })
+  .catch(function(err) {
+    log.fatal('Unable to connect to push endpoint', err)
+    lifecycle.fatal()
+  })
 
   // Input
   var sub = zmq.socket('sub')
@@ -93,6 +97,10 @@ module.exports = function(options) {
       })
     })
   })
+  .catch(function(err) {
+    log.fatal('Unable to connect to sub endpoint', err)
+    lifecycle.fatal()
+  })
 
   // Establish always-on channels
   ;[solo].forEach(function(channel) {

lib/units/reaper/index.js

@@ -27,6 +27,10 @@ module.exports = function(options) {
       })
     })
   })
+  .catch(function(err) {
+    log.fatal('Unable to connect to push endpoint', err)
+    lifecycle.fatal()
+  })
 
   function reap() {
     dbapi.getDeadDevices(options.heartbeatTimeout)

lib/units/websocket/index.js

@@ -16,6 +16,7 @@ var wirerouter = require('../../wire/router')
 var dbapi = require('../../db/api')
 var datautil = require('../../util/datautil')
 var srv = require('../../util/srv')
+var lifecycle = require('../../util/lifecycle')
 var cookieSession = require('./middleware/cookie-session')
 var ip = require('./middleware/remote-ip')
 var auth = require('./middleware/auth')
@@ -40,6 +41,10 @@ module.exports = function(options) {
       })
     })
   })
+  .catch(function(err) {
+    log.fatal('Unable to connect to push endpoint', err)
+    lifecycle.fatal()
+  })
 
   // Input
   var sub = zmq.socket('sub')
@@ -52,6 +57,10 @@ module.exports = function(options) {
       })
     })
   })
+  .catch(function(err) {
+    log.fatal('Unable to connect to sub endpoint', err)
+    lifecycle.fatal()
+  })
 
   // Establish always-on channels
   ;[wireutil.global].forEach(function(channel) {
@@ -818,6 +827,17 @@ module.exports = function(options) {
     })
   })
 
+  lifecycle.observe(function() {
+    [push, sub].forEach(function(sock) {
+      try {
+        sock.close()
+      }
+      catch (err) {
+        // No-op
+      }
+    })
+  })
+
   server.listen(options.port)
   log.info('Listening on port %d', options.port)
 }