我正在尝试安装节点画布(https://github.com/Automattic/node-canvas https://github.com/Automattic/node-canvas)在 docker 内的 Alpine 上。
这些是我的 Dockerfile(部分):
# Use node/alpine image for final build
FROM keymetrics/pm2:latest-alpine as app
# install dependencies for canvas
RUN apk --no-cache --virtual .build-deps add \
python \
make \
g++ \
gcc \
&& apk --no-cache --virtual .canvas-build-deps add \
build-base \
cairo-dev \
jpeg-dev \
pango-dev \
giflib-dev \
pixman-dev \
pangomm-dev \
libjpeg-turbo-dev \
freetype-dev \
&& apk --no-cache add \
pixman \
cairo \
pango \
giflib
RUN apk add --update --repository http://dl-3.alpinelinux.org/alpine/edge/testing libmount ttf-dejavu ttf-droid ttf-freefont ttf-liberation ttf-ubuntu-font-family fontconfig
# Install dependencies
RUN npm install --prod
RUN npm rebuild canvas --build-from-source
当我尝试启动 docker 容器时,出现以下错误:
Error: Error relocating /var/www/app/node_modules/canvas/build/Release/canvas.node: FcConfigGetCurrent: symbol not found
at Object.Module._extensions..node (internal/modules/cjs/loader.js:775:18)
at Module.load (internal/modules/cjs/loader.js:626:32)
at tryModuleLoad (internal/modules/cjs/loader.js:566:12)
at Function.Module._load (internal/modules/cjs/loader.js:558:3)
at Module.require (internal/modules/cjs/loader.js:663:17)
at require (internal/modules/cjs/helpers.js:20:18)
at Object.<anonymous> (/var/www/app/node_modules/canvas/lib/bindings.js:3:18)
at Module._compile (internal/modules/cjs/loader.js:734:30)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:745:10)
at Module.load (internal/modules/cjs/loader.js:626:32)
at tryModuleLoad (internal/modules/cjs/loader.js:566:12)
at Function.Module._load (internal/modules/cjs/loader.js:558:3)
at Module.require (internal/modules/cjs/loader.js:663:17)
at require (internal/modules/cjs/helpers.js:20:18)
at Object.<anonymous> (/var/www/app/node_modules/canvas/lib/canvas.js:9:18)
at Module._compile (internal/modules/cjs/loader.js:734:30)
我猜测这与 Alpine 使用 musl 而不是 glibc 有关,但我认为从源代码重建画布npm rebuild canvas --build-from-source
就足够了。
我已经尝试过大多数建议https://github.com/Automattic/node-canvas/issues https://github.com/Automattic/node-canvas/issues但没有一个对我有用。
有什么建议 ?
FROM node:12-alpine
WORKDIR /app
RUN apk add --update --no-cache \
make \
g++ \
jpeg-dev \
cairo-dev \
giflib-dev \
pango-dev \
libtool \
autoconf \
automake
COPY package.json ./
RUN npm install
COPY . .
这对我有用。附加包是钠原生的依赖项。
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