#12 changes swaggerui installation process

.gitmodules

@@ -1,3 +0,0 @@
-[submodule "swagger-ui"]
-	path = swagger-ui
-	url = https://github.com/cloudogu/swagger-ui.git

Dockerfile

@@ -1,37 +1,37 @@
-FROM node:10 AS build
-# separate COPY and RUN commands to use docker build cache
-COPY swagger-ui/package.json /usr/share/build/swagger-ui/package.json
-COPY swagger-ui/package-lock.json /usr/share/build/swagger-ui/package-lock.json
-WORKDIR /usr/share/build/swagger-ui
-RUN npm i
-COPY / /usr/share/build/
-RUN npm run build
-
 FROM registry.cloudogu.com/official/base:3.15.3-1
 LABEL NAME="official/swaggerui" \
-      VERSION="3.25.0-2" \
+      VERSION="4.9.0-1" \
       maintainer="[email protected]"
 
-ENV SERVICE_TAGS=webapp
+ENV SERVICE_TAGS=webapp \
+SWAGGERUI_VERSION=4.9.0-1 \
+SWAGGERUI_ZIP_SHA256="0bfecf30a09247936eed6ec2d5d8ddba3b1a847e24017cd3876ddce5b33736ce" \
+NGINX_HOME="/var/www/html"
+
+COPY resources /
 
 RUN set -x -o errexit -o nounset -o pipefail \
- && apk update \
- && apk upgrade \
- # install required packages
- && apk --update add openssl pcre zlib nginx \
- # change owner of nginx binary
- && chown root:root /usr/sbin/nginx \
-    # redirect logs
- && ln -sf /dev/stdout /var/log/nginx/access.log \
- && ln -sf /dev/stderr /var/log/nginx/error.log \
-    # cleanup apk cache
- && rm -rf /var/cache/apk/* \
- && mkdir -p /var/www/html
+  && apk update \
+  && apk upgrade \
+  # install required packages
+  && apk --update add openssl pcre zlib nginx \
+  # change owner of nginx binary
+  && chown root:root /usr/sbin/nginx \
+   # redirect logs
+  && ln -sf /dev/stdout /var/log/nginx/access.log \
+  && ln -sf /dev/stderr /var/log/nginx/error.log \
+   # cleanup apk cache
+  && rm -rf /var/cache/apk/* \
+  && mkdir -p ${NGINX_HOME} \
+  # install swaggerui from fork https://github.com/cloudogu/swagger-ui/releases/ \
+  && curl -Lsk --fail --silent --location --retry 3 https://github.com/cloudogu/swagger-ui/releases/download/v${SWAGGERUI_VERSION}/swagger-ui-${SWAGGERUI_VERSION}.zip -o /tmp/swagger-ui.zip  \
+  && echo "${SWAGGERUI_ZIP_SHA256} */tmp/swagger-ui.zip" | sha256sum -c - \
+  && unzip /tmp/swagger-ui.zip -d ${NGINX_HOME} \
+  && mv ${NGINX_HOME}/dist/* ${NGINX_HOME} \
+  # cleanup
+  && rm -r ${NGINX_HOME}/dist && rm /tmp/swagger-ui.zip
 
 # copy files
-COPY resources /
-COPY --from=build /usr/share/build/swagger-ui/dist/* /var/www/html/
-
 # Define working directory.
 WORKDIR /etc/nginx
 
@@ -41,4 +41,4 @@ HEALTHCHECK CMD doguctl healthy swaggerui || exit 1
 EXPOSE 8080
 
 # Define default command.
-CMD ["/startup.sh"]
+CMD ["/startup.sh"]