如何在最新的节点docker镜像上将npm升级到npm @ 5?

问题描述 投票:12回答:1

在本地,我通过以下方式成功安装了npm @ 5:

$ npm install npm@5 -g
$ npm -v
$ 5.0.0

在本地,我可以运行npm设置就好了(它基本上是npm i && tsc

$ npm run setup 
updated 102 packages in 3.499s

然而现在我还有一个基于node:7.10-alpine图像的Dockerfile,如果我尝试在那里安装npm@5就会中断。

我的Dockerfile看起来像这样:

FROM node:7.10-alpine
WORKDIR /usr/hive-updater/
ENV LAST_UPDATED=2016-12-08 NPM_CONFIG_LOGLEVEL=warn TERM=xterm PATH="$PATH:/usr/hive-updater/node_modules/.bin"
RUN npm install npm@5 -g && npm -v
COPY ./ ./
RUN npm run setup
CMD ["node"]

这将在npm -v期间失败:

module.js:472
    throw err;
    ^

Error: Cannot find module 'semver'
    at Function.Module._resolveFilename (module.js:470:15)
    at Function.Module._load (module.js:418:25)
    at Module.require (module.js:498:17)
    at require (internal/module.js:20:19)
    at Object.<anonymous> (/usr/local/lib/node_modules/npm/lib/utils/unsupported.js:2:14)
    at Module._compile (module.js:571:32)
    at Object.Module._extensions..js (module.js:580:10)
    at Module.load (module.js:488:32)
    at tryModuleLoad (module.js:447:12)
    at Function.Module._load (module.js:439:3)

如何在我的docker容器上获取​​最新的npm?

docker npm alpine
1个回答
14
投票

我发现了node's alpine image ships with yarn

Yarn是Facebook的npm替代品,您可以使用它来全球安装npm @ 5:

RUN npm -v
RUN yarn global add npm@5
RUN npm -v
COPY ./ ./
RUN npm run setup

(版本调用是多余的,只是为了突出显示升级有效。)

现在它的工作原理:

Step 4/9 : RUN npm -v
 ---> Running in dca435fbec59
4.2.0
 ---> f6635e6c92a3
Removing intermediate container dca435fbec59
Step 5/9 : RUN yarn global add npm@5
 ---> Running in fac7216ccd91
yarn global v0.24.4
[1/4] Resolving packages...
[2/4] Fetching packages...
[3/4] Linking dependencies...
[4/4] Building fresh packages...
success Installed "[email protected]" with binaries:
      - npm
Done in 10.47s.
 ---> b6b2e0f3fc36
Removing intermediate container fac7216ccd91
Step 6/9 : RUN npm -v
 ---> Running in 38a9ee95b9f0
5.0.0
 ---> d1632fc97b7e
Removing intermediate container 38a9ee95b9f0
Step 7/9 : COPY ./ ./
 ---> b9b62f53ca48
Removing intermediate container e9dd065c022f
Step 8/9 : RUN npm run setup
 ---> Running in aec36af706d4

> [email protected] setup /usr/hive-updater
> npm install --quiet && npm run build

added 102 packages in 5.156s

> [email protected] build /usr/hive-updater
> tsc

因此,如果您的npm低于版本5并且其升级方法为您打破,请安装纱线以升级npm¯\ _(ツ)_ /¯


最好只使用纱线代替npm @ 5。它仍然具有强大的性能优势。

比较这些运行,缓存:

yarn install v0.24.5
[1/4] Resolving packages...
success Already up-to-date.
Done in 0.31s.

与npm @ 5:

npm install
updated 102 packages in 3.069s

我不知道yarn已经装有高山图像了。

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