perf(dockerfile): 更新WPS Dockerfile，添加启动脚本和配置文件

dockerfiles/wps/Dockerfile

@@ -1,26 +1,22 @@
-# $ docker build -t zjzstu/wps:latest .
-# $ docker run -d -v /etc/localtime:/etc/localtime:ro \
-# -v /tmp/.X11-unix:/tmp/.X11-unix \
-# -e DISPLAY=unix$DISPLAY \
-# -v $HOME/slides:/root/slides \
-# -e GDK_SCALE \
-# -e GDK_DPI_SCALE \
-# --name wps \
-# wps
 
-FROM zjzstu/ubuntu:18.04
+FROM zjzstu/ubuntu:latest
 LABEL maintainer "zhujian <zjzstu@github.com>"
 
 WORKDIR /app
-COPY wps_symbol_fonts.zip ./
+COPY wps_symbol_fonts.zip docker-entrypoint.sh ./
 
-# 安装依赖
-# RUN apt-get update && apt-get install -f && \
-RUN apt-get update && \
-	apt-get install -y libfreetype6 libcups2 libglib2.0-0 libglu1-mesa libsm6 libxrender1 libfontconfig1 libxext6 libxcb1 xdg-utils unzip wget && \
+RUN set -eux && \
+	# 安装wps依赖，安装额外工具xdg-utils/unzip/wget/gosu
+	apt-get update && \
+	apt-get install -y libfreetype6 libcups2 libglib2.0-0 libglu1-mesa libsm6 libxrender1 libfontconfig1 libxext6 libxcb1 xdg-utils unzip wget gosu && \
+	# verify that the binary works
+	gosu nobody true && \
 	# 下载安装包
 	wget http://kdl.cc.ksosoft.com/wps-community/download/8865/wps-office_11.1.0.8865_amd64.deb && \
 	wget http://kdl.cc.ksosoft.com/wps-community/download/fonts/wps-office-fonts_1.0_all.deb && \
+	# 新建用户user，并修改安装包属主/属组
+	useradd -s /bin/bash -m user && \
+	chown user:user wps*.deb && \
 	# 安装wps及中文字体
 	unzip wps_symbol_fonts.zip -d /usr/share/fonts/ && \
 	chmod 755 /usr/share/fonts/*.ttf && \
@@ -35,6 +31,8 @@ RUN apt-get update && \
 	find /var/cache -type f -delete && \
 	find /var/log -type f -delete && \
 	find /usr/share/doc -type f -delete && \
-	find /usr/share/man -type f -delete
+	find /usr/share/man -type f -delete && \
+	# 赋予docker-entrypoint.sh可执行权限
+	chmod a+x docker-entrypoint.sh
 
-ENTRYPOINT ["/usr/bin/wps"]
+ENTRYPOINT ["/app/docker-entrypoint.sh"]

dockerfiles/wps/docker-entrypoint.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+USER_ID=${LOCAL_USER_ID:-9001}
+chown -R $USER_ID /app
+
+# 修改usr用户ID
+usermod -u $USER_ID user
+usermod -a -G root user
+export HOME=/home/user
+
+# 切换到user用户再执行wps
+exec gosu user $@