Ale*_*sky 3 mongodb meteor docker
meteor mongo -U将我显示mongodb://127.0.0.1:3001/meteor为连接字符串。据我所知,docker 映像将尝试连接到自身并失败。我尝试用 127.0.0.1 替换运行时能找到的任何 IP 地址,ifconfig结果相同:
{ [MongoError: connect ECONNREFUSED xxx.xxx.xxx.xxx:3001]
name: 'MongoError',
message: 'connect ECONNREFUSED xxx.xxx.xxx.xxx:3001' }
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不知道我还能尝试什么来解决这个问题。任何指示将不胜感激。
更多信息:
mongo 127.0.0.1:3001/meteor在不同的 shell 窗口中工作。但其他 IP 地址不起作用: mongo 10.0.0.96:3001/meteor:
2015-11-16T10:16:14.089-0500 W NETWORK Failed to connect to 10.0.0.96:3001, reason: errno:61 Connection refused
2015-11-16T10:16:14.091-0500 E QUERY Error: couldn't connect to server 10.0.0.96:3001 (10.0.0.96), connection attempt failed
at connect (src/mongo/shell/mongo.js:181:14)
at (connect):1:6 at src/mongo/shell/mongo.js:181
exception: connect failed
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====================== 其他设置信息 ====================
创建一个基本的流星应用程序:meteor create app cd app meteor
. 在同一文件夹中的另一个终端中app运行meteor mongo -U以获取连接字符串:mongodb://127.0.0.1:3001/meteor。现在在另一个文件夹中创建一个想要连接到 mongo db 的节点应用程序:、、、mkdir worker创建worker.js:cd workernpm install mongodb
var MongoClient = require('mongodb').MongoClient;
// Use connect method to connect to the Server
MongoClient.connect("mongodb://127.0.0.1:3001/meteor", function(err, db) {
if (err){
console.log(err);
}else{
console.log("Connected correctly to server");
}
});
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最后在docker中运行:
docker run --rm -v "$(pwd)":/worker -w /worker iron/images:node-4.1 sh -c "node worker.js"
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docker IP 地址是 192.168.99.100 我从 ifconfig 列出的 IP 地址之一是
vboxnet0: flags=8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> mtu 1500
ether 0a:00:27:00:00:00
inet 192.168.99.1 netmask 0xffffff00 broadcast 192.168.99.255
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我将其插入,运行 docker 命令并得到:
{ [MongoError: connect ECONNREFUSED 192.168.99.1:3001]
name: 'MongoError',
message: 'connect ECONNREFUSED 192.168.99.1:3001' }
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因此,假设您正在本地 Mac 中运行 Meteor 应用程序,然后您的 Node 应用程序的 docker 容器正在运行docker-machine. 可能是虚拟盒子?如果您在 MacOS 上使用默认的 docker-machine (boot2docker)
问题是,在 MacOS 计算机上的虚拟机中运行的容器不一定能够与 MacOS 计算机实际所在的网络通信(使用127.0.0.1或localhost)
以我的 Mac 为例:
\n\n$ ifconfig\n...\nvboxnet0: flags=8842<BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500\nether 0a:00:27:00:00:00\nvboxnet1: flags=8842<BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500\nether 0a:00:27:00:00:01\nvboxnet2: flags=8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> mtu 1500\nether 0a:00:27:00:00:02\ninet 192.168.99.1 netmask 0xffffff00 broadcast 192.168.99.255\nvboxnet3: flags=8842<BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500\nether 0a:00:27:00:00:03\n...\nRun Code Online (Sandbox Code Playgroud)\n\n您会看到 VirtualBox 网络vboxnet2就是192.168.99.x范围。如果你 ssh 进入你的docker-machine
$ docker-machine ssh default\n ## .\n ## ## ## ==\n ## ## ## ## ## ===\n /"""""""""""""""""\\___/ ===\n ~~~ {~~ ~~~~ ~~~ ~~~~ ~~~ ~ / ===- ~~~\n \\______ o __/\n \\ \\ __/\n \\____\\_______/\n _ _ ____ _ _\n| |__ ___ ___ | |_|___ \\ __| | ___ ___| | _____ _ __\n| \'_ \\ / _ \\ / _ \\| __| __) / _` |/ _ \\ / __| |/ / _ \\ \'__|\n| |_) | (_) | (_) | |_ / __/ (_| | (_) | (__| < __/ |\n|_.__/ \\___/ \\___/ \\__|_____\\__,_|\\___/ \\___|_|\\_\\___|_|\nBoot2Docker version 1.8.1, build master : 7f12e95 - Thu Aug 13 03:24:56 UTC 2015\nDocker version 1.8.1, build d12ea79\ndocker@default:~$ ifconfig\ndocker0 Link encap:Ethernet HWaddr 02:42:2C:33:C7:80\n inet addr:172.17.42.1 Bcast:0.0.0.0 Mask:255.255.0.0\n inet6 addr: fe80::42:2cff:fe33:c780/64 Scope:Link\n UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1\n RX packets:1031 errors:0 dropped:0 overruns:0 frame:0\n TX packets:1755 errors:0 dropped:0 overruns:0 carrier:0\n collisions:0 txqueuelen:0\n RX bytes:62290 (60.8 KiB) TX bytes:2561234 (2.4 MiB)\n\neth0 Link encap:Ethernet HWaddr 08:00:27:CC:FD:18\n inet addr:10.0.2.15 Bcast:10.0.2.255 Mask:255.255.255.0\n inet6 addr: fe80::a00:27ff:fecc:fd18/64 Scope:Link\n UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1\n RX packets:482311 errors:0 dropped:0 overruns:0 frame:0\n TX packets:209033 errors:0 dropped:0 overruns:0 carrier:0\n collisions:0 txqueuelen:1000\n RX bytes:401054787 (382.4 MiB) TX bytes:12923400 (12.3 MiB)\n\neth1 Link encap:Ethernet HWaddr 08:00:27:E6:C7:20\n inet addr:192.168.99.100 Bcast:192.168.99.255 Mask:255.255.255.0\n inet6 addr: fe80::a00:27ff:fee6:c720/64 Scope:Link\n UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1\n RX packets:47929 errors:0 dropped:0 overruns:0 frame:0\n TX packets:47777 errors:0 dropped:0 overruns:0 carrier:0\n collisions:0 txqueuelen:1000\n RX bytes:3259250 (3.1 MiB) TX bytes:10663711 (10.1 MiB)\nRun Code Online (Sandbox Code Playgroud)\n\n你看到你的容器网是172.17.x.x。因此,任何容器都将属于该网络,并且不一定能够使用127.0.0.1或路由到另一个容器localhost
好吧,有一种方法可以访问主机(MacOS)上的 mongodb,docker 容器可以通过vboxnet2ip 地址看到它192.168.99.1,但这里的问题是 mongodb 必须绑定到0.0.0.0(任何 IP)而不是127.0.0.1. 因此,如果您查看meteorMac 上运行的默认 mongodb。
$ ps -Af | grep mongo\n 503 75294 73105 0 6:08PM ttys005 0:00.00 grep mongo\n 503 74375 74356 0 5:55PM ttys006 0:02.17 /Users/username/.meteor/packages/meteor-tool/.1.1.9.1sd3e7j++os.osx.x86_64+web.browser+web.cordova/mt-os.osx.x86_64/dev_bundle/mongodb/bin/mongod --bind_ip 127.0.0.1 --smallfiles --port 3001 --dbpath /Users/username/work/meteor/app/.meteor/local/db --oplogSize 8 --replSet meteor\nRun Code Online (Sandbox Code Playgroud)\n\n您会看到它绑定到 IP,127.0.0.1因此当您从容器中尝试时:
user@b4d40a25f67d:/worker#:/worker# telnet 192.168.99.1 3001\nRun Code Online (Sandbox Code Playgroud)\n\n你没有得到任何回应。
\n\n这里的技巧是绑定到0.0.0.0(不推荐用于生产):
~/.meteor/packages/meteor-tool/1.1.9/mt-os.osx.x86_64/tools/runners/run-mongo.js\n\n\n- \'--bind_ip\', \'127.0.0.1\', \'--smallfiles\', \'--port\', port, \'--dbpath\', dbPath,\n+ \'--bind_ip\', \'0.0.0.0\', \'--smallfiles\', \'--port\', port, \'--dbpath\', dbPath,\nRun Code Online (Sandbox Code Playgroud)\n\n然后查看\xc3\xa1:
\n\nuser@b4d40a25f67d:/worker# telnet 192.168.99.1 3001\nTrying 192.168.99.1...\nConnected to 192.168.99.1.\nEscape character is \'^]\'.\nRun Code Online (Sandbox Code Playgroud)\n\n然后,您需要修改worker.js中的这一行
\n\nMongoClient.connect("mongodb://192.168.99.1:3001/meteor", function(err, db) {\nRun Code Online (Sandbox Code Playgroud)\n\n我很高兴地说它有效!:
\n\n$ docker run --rm -v "$(pwd)":/worker -w /worker iron/images:node-4.1 sh -c \'node worker.js\'\nConnected correctly to server\nRun Code Online (Sandbox Code Playgroud)\n
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