fix: ensure setting the config cbs only once

ipfs · Sep 29, 2016 · e44a8ac · e44a8ac
1 parent a2ebc1a
commit e44a8ac
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diff --git a/package.json b/package.json
@@ -48,6 +48,7 @@
     "go-ipfs-dep": "0.4.3",
     "ipfs-api": "^9.0.0",
     "multiaddr": "^2.0.3",
+    "once": "^1.4.0",
     "rimraf": "^2.5.4",
     "run-series": "^1.1.4",
     "shutdown": "^0.2.4",

diff --git a/src/node.js b/src/node.js
@@ -10,6 +10,7 @@ const shutdown = require('shutdown')
 const path = require('path')
 const join = path.join
 const bl = require('bl')
+const once = require('once')
 
 const ipfsDefaultPath = findIpfsExecutable()
 
@@ -255,6 +256,7 @@ module.exports = class Node {
   }
 
   setConfig (key, value, done) {
+    done = once(done)
     run(this.exec, ['config', key, value, '--json'], {env: this.env})
       .on('error', done)
       .on('data', () => {})