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Allow nodes to close asynchronously

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This commit is contained in:
Nick O'Leary
2014-05-14 21:17:54 +01:00
parent 3ba6ad07b7
commit c317ccc36d
2 changed files with 43 additions and 14 deletions
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30
red/nodes/flows.js
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@@ -93,7 +93,7 @@ function stopFlows() {
if (activeConfig&&activeConfig.length > 0) {
util.log("[red] Stopping flows");
}
flowNodes.clear();
return flowNodes.clear();
}
var flowNodes = module.exports = {
@@ -120,12 +120,21 @@ var flowNodes = module.exports = {
return nodes[i];
},
clear: function() {
events.emit("nodes-stopping");
for (var n in nodes) {
nodes[n].close();
}
events.emit("nodes-stopped");
nodes = {};
return when.promise(function(resolve) {
events.emit("nodes-stopping");
var promises = [];
for (var n in nodes) {
var p = nodes[n].close();
if (p) {
promises.push(p);
}
}
when.settle(promises).then(function() {
events.emit("nodes-stopped");
nodes = {};
resolve();
});
});
},
each: function(cb) {
for (var n in nodes) {
@@ -141,9 +150,10 @@ var flowNodes = module.exports = {
},
setFlows: function(conf) {
return storage.saveFlows(conf).then(function() {
stopFlows();
activeConfig = conf;
parseConfig();
return stopFlows().then(function() {
activeConfig = conf;
parseConfig();
});
})
},
stopFlows: stopFlows