[英]socket.io + node.js on heroku
我在heroku上編譯socket.io應用程序時遇到一些問題。
就是app.js文件
var app = require('express').createServer()
, io = require('socket.io').listen(app.listen(process.env.PORT || 5000));
app.get('/', function (req, res) {
res.sendfile(__dirname + '/index.html');
});
var users = [];
io.configure(function () {
io.set("transports", ["xhr-polling"]);
io.set("polling duration", 10);
});
io.sockets.on('connection', function (socket) {
socket.on('message',function(data,time,username){
socket.broadcast.emit('message',data,time,username);
socket.emit('message',data,time,username,true);
});
socket.on('connected',function(username){
socket.nick = username;
users.push(username);
io.sockets.emit('user_connected',users);
});
socket.on('disconnect',function(){
users.splice(users.indexOf(socket.nick), 1);
socket.broadcast.emit('updated_user_list',users);
});
});
package.json
{
"name": "application-name",
"version": "0.0.1",
"private": true,
"scripts": {
"start": "node app"
},
"engines": {
"node": "0.8.x",
"npm": "1.1.x"
},
"dependencies": {
"express": "3.0.0rc1",
"jade": "*",
"socket.io": "~0.9.8"
}
}
這就是將其推到heroku時的錯誤
[gaggina:~/Desktop/socket2]→git push heroku master
Counting objects: 1016, done.
Delta compression using up to 4 threads.
Compressing objects: 100% (892/892), done.
Writing objects: 100% (1016/1016), 3.90 MiB | 104 KiB/s, done.
Total 1016 (delta 74), reused 0 (delta 0)
-----> Heroku receiving push
-----> Node.js app detected
-----> Resolving engine versions
Using Node.js version: 0.8.3
Using npm version: 1.1.41
-----> Fetching Node.js binaries
-----> Vendoring node into slug
-----> Installing dependencies with npm
npm WARN package.json application-name@0.0.1 No README.md file found!
npm WARN package.json jade@0.26.3 No README.md file found!
npm WARN package.json application-name@0.0.1 No README.md file found!
npm WARN package.json jade@0.26.3 No README.md file found!
npm WARN package.json connect@2.4.1 No README.md file found!
npm WARN package.json methods@0.0.1 No README.md file found!
npm WARN package.json hiredis@0.1.14 No README.md file found!
> ws@0.4.21 install /tmp/build_3gzqoe2cjr234/node_modules/socket.io/node_modules/socket.io-client/node_modules/ws
> node install.js
[ws v0.4.21] Attempting to compile blazing fast native extensions.
[ws v0.4.21] Native extension compilation successful!
> hiredis@0.1.14 preinstall /tmp/build_3gzqoe2cjr234/node_modules/socket.io/node_modules/redis/node_modules/hiredis
> make || gmake
cd deps/hiredis && make static
make[1]: Entering directory `/tmp/build_3gzqoe2cjr234/node_modules/socket.io/node_modules/redis/node_modules/hiredis/deps/hiredis'
make[1]: Nothing to be done for `static'.
make[1]: Leaving directory `/tmp/build_3gzqoe2cjr234/node_modules/socket.io/node_modules/redis/node_modules/hiredis/deps/hiredis'
node-waf configure build
Setting srcdir to : /tmp/build_3gzqoe2cjr234/node_modules/socket.io/node_modules/redis/node_modules/hiredis
Setting blddir to : /tmp/build_3gzqoe2cjr234/node_modules/socket.io/node_modules/redis/node_modules/hiredis/build
Checking for program g++ or c++ : /usr/bin/g++
Checking for program cpp : /usr/bin/cpp
Checking for program ar : /usr/bin/ar
Checking for program ranlib : /usr/bin/ranlib
Checking for g++ : ok
Checking for node path : not found
Checking for node prefix : ok /tmp/node-node-de4o
'configure' finished successfully (1.834s)
Waf: Entering directory `/Users/gaggina/Desktop/socket2/node_modules/socket.io/node_modules/redis/node_modules/hiredis/build'
Waf: Leaving directory `/Users/gaggina/Desktop/socket2/node_modules/socket.io/node_modules/redis/node_modules/hiredis/build'
Traceback (most recent call last):
File "/tmp/node-node-de4o/bin/node-waf", line 16, in <module>
Scripting.prepare(t, os.getcwd(), VERSION, wafdir)
File "/tmp/node-node-de4o/bin/../lib/node/wafadmin/Scripting.py", line 145, in prepare
prepare_impl(t, cwd, ver, wafdir)
File "/tmp/node-node-de4o/bin/../lib/node/wafadmin/Scripting.py", line 135, in prepare_impl
main()
File "/tmp/node-node-de4o/bin/../lib/node/wafadmin/Scripting.py", line 188, in main
fun(ctx)
File "/tmp/node-node-de4o/bin/../lib/node/wafadmin/Scripting.py", line 386, in build
return build_impl(bld)
File "/tmp/node-node-de4o/bin/../lib/node/wafadmin/Scripting.py", line 405, in build_impl
bld.compile()
File "/tmp/node-node-de4o/bin/../lib/node/wafadmin/Build.py", line 268, in compile
os.chdir(self.bldnode.abspath())
OSError: [Errno 2] No such file or directory: '/Users/gaggina/Desktop/socket2/node_modules/socket.io/node_modules/redis/node_modules/hiredis/build'
make: *** [all] Error 1
sh: gmake: not found
npm ERR! hiredis@0.1.14 preinstall: `make || gmake`
npm ERR! `sh "-c" "make || gmake"` failed with 127
npm ERR!
npm ERR! Failed at the hiredis@0.1.14 preinstall script.
npm ERR! This is most likely a problem with the hiredis package,
npm ERR! not with npm itself.
npm ERR! Tell the author that this fails on your system:
npm ERR! make || gmake
npm ERR! You can get their info via:
npm ERR! npm owner ls hiredis
npm ERR! There is likely additional logging output above.
npm ERR! System Linux 2.6.32-343-ec2
npm ERR! command "/tmp/node-node-de4o/bin/node" "/tmp/node-npm-Xp2N/cli.js" "rebuild"
npm ERR! cwd /tmp/build_3gzqoe2cjr234
npm ERR! node -v v0.8.3
npm ERR! npm -v 1.1.41
npm ERR! code ELIFECYCLE
npm ERR! stack Error: hiredis@0.1.14 preinstall: `make || gmake`
npm ERR! stack `sh "-c" "make || gmake"` failed with 127
npm ERR! stack at ChildProcess.<anonymous> (/tmp/node-npm-Xp2N/lib/utils/exec.js:56:20)
npm ERR! stack at ChildProcess.EventEmitter.emit (events.js:91:17)
npm ERR! stack at Process._handle.onexit (child_process.js:674:10)
npm ERR!
npm ERR! Additional logging details can be found in:
npm ERR! /tmp/build_3gzqoe2cjr234/npm-debug.log
npm ERR! not ok code 0
! Failed to rebuild dependencies with npm
! Heroku push rejected, failed to compile Node.js app
To git@heroku.com:boiling-beyond-2052.git
! [remote rejected] master -> master (pre-receive hook declined)
error: failed to push some refs to 'git@heroku.com:boiling-beyond-2052.git'
[gaggina:~/Desktop/socket2]→cat /tmp/build_3gzqoe2cjr234/npm-debug.log
cat: /tmp/build_3gzqoe2cjr234/npm-debug.log: No such file or directory
Heroku無法建立hiredis。 原因是hiredis(node.js模塊)取決於hiredis(C庫),后者需要GNU make,但您的插件上不可用。
問題是,為什么NPM不在您的依賴中時構建hiredis?
您應該檢查hiredis是否出現在項目的任何位置( grep -R hiredis .
)。 另一個可能性是Heroku試圖為所有node.js應用程序提供Redis嗎?
我會在Heroku的支持下進行確認。
我在搞混heroku時遇到了同樣的問題。 所有的道路似乎都在那里。 運行Ubuntu 12.04,我什至為gmake創建了符號鏈接。 什么都沒有解決。 我最終嘗試了這個
"dependencies": {
"express": "3.0.0rc2",
"ejs": "*",
"stylus": "*",
"mongojs": "0.4.3"
},
"bundledDependencies": {
"socket.io": "*"
},
代替
"dependencies": {
"express": "3.0.0rc2",
"ejs": "*",
"stylus": "*",
"mongojs": "0.4.3",
"socket.io": "*"
},
這似乎可以解決問題並使heroku開心。 如果您找到合適的解決方案,請告訴我。
我已經在將nodejs部署到heroku時發布了一個類似問題的答案,這似乎已經解決了問題。
基本上嘗試使用socket.io 0.9.6而不是0.9.8。
WAAAAAAAIT第二。
在運行grep -R hiredis .
之后,我注意到了grep -R hiredis .
在./node_modules/socket.io/node_modules
目錄./node_modules/socket.io/node_modules
,出現文件夾redis
。 顯然, socket.io
現在附帶內置的redis
,這與Heroku混為一談。
嘗試鬼混,從socket.io
的node_modules
文件夾中刪除redis
文件夾。 我通過完全刪除socket.io解決了這個問題。
在本地運行npm install
,hiredis將創建一些文件,這些文件的路徑特定於您的計算機。 當您將這些緩存的依賴項推送到Heroku時,構建將失敗。
Waf: Entering directory `/Users/gaggina/Desktop/socket2/node_modules/socket.io/node_modules/redis/node_modules/hiredis/build'
通過從源代碼管理中刪除node_modules/hiredis
目錄,讓Heroku重新編譯它,可以解決此問題:
git rm -rf node_modules/hiredis
rm -rf node_modules/hiredis
echo "node_modules/hiredis" >> .gitignore
我做了一些谷歌搜索,但找不到解決方案,但是我試圖按如下所示更改代碼,它開始起作用...
var express = require('express'),
app = express(),
server = require('http').createServer(app),
io = require('socket.io').listen(server),
var port = process.env.PORT || 5000; // Use the port that Heroku provides or default to 5000
server.listen(port, function() {
});
io.configure(function () {
io.set("transports", ["xhr-polling"]);
io.set("polling duration", 10);
io.set("log level", 1);
});
讓我知道您是否遇到同樣的問題,但仍然沒有成功。
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