added variables for docker

Dockerfile

@@ -2,6 +2,18 @@ FROM alpine:3.4
 
 MAINTAINER fehguy
 
+ENV VERSION "v2.2.10"
+ENV FOLDER "swagger-ui-2.2.10"
+ENV API_URL "http://petstore.swagger.io/v2/swagger.json"
+ENV API_KEY "**None**"
+ENV OAUTH_CLIENT_ID "**None**"
+ENV OAUTH_CLIENT_SECRET "**None**"
+ENV OAUTH_REALM "**None**"
+ENV OAUTH_APP_NAME "**None**"
+ENV OAUTH_ADDITIONAL_PARAMS "**None**"
+ENV SWAGGER_JSON "/app/swagger.json"
+ENV PORT 80
+
 RUN apk add --update nginx
 RUN mkdir -p /run/nginx
 
@@ -9,7 +21,8 @@ COPY nginx.conf /etc/nginx/
 
 # copy swagger files to the `/js` folder
 ADD ./dist/* /usr/share/nginx/html/
+ADD ./docker-run.sh /usr/share/nginx/
 
 EXPOSE 8080
 
-CMD exec nginx -g 'daemon off;'
+CMD ["sh", "/usr/share/nginx/docker-run.sh"]

docker-run.sh

@@ -0,0 +1,46 @@
+#! /bin/sh
+
+set -e
+
+INDEX_FILE=/usr/share/nginx/html/index.html
+
+replace_in_index () {
+  if [ "$1" != "**None**" ]; then
+    sed -i "s|/\*||g" $INDEX_FILE
+    sed -i "s|\*/||g" $INDEX_FILE
+    sed -i "s|$1|$2|g" $INDEX_FILE
+  fi
+}
+
+replace_or_delete_in_index () {
+  if [ -z "$2" ]; then
+    sed -i "/$1/d" $INDEX_FILE
+  else
+    replace_in_index $1 $2
+  fi
+}
+
+replace_in_index myApiKeyXXXX123456789 $API_KEY
+replace_or_delete_in_index your-client-id $OAUTH_CLIENT_ID
+replace_or_delete_in_index your-client-secret-if-required $OAUTH_CLIENT_SECRET
+replace_or_delete_in_index your-realms $OAUTH_REALM
+replace_or_delete_in_index your-app-name $OAUTH_APP_NAME
+if [ "$OAUTH_ADDITIONAL_PARAMS" != "**None**" ]; then
+    replace_in_index "additionalQueryStringParams: {}" "additionalQueryStringParams: {$OAUTH_ADDITIONAL_PARAMS}"
+fi
+
+if [[ -f $SWAGGER_JSON ]]; then
+  sed -i "s|http://petstore.swagger.io/v2/swagger.json|swagger.json|g" $INDEX_FILE
+  sed -i "s|http://example.com/api|swagger.json|g" $INDEX_FILE
+else
+  sed -i "s|http://petstore.swagger.io/v2/swagger.json|$API_URL|g" $INDEX_FILE
+  sed -i "s|http://example.com/api|$API_URL|g" $INDEX_FILE
+fi
+
+if [[ -n "$VALIDATOR_URL" ]]; then
+  sed -i "s|.*validatorUrl:.*$||g" $INDEX_FILE
+  sed -i "s|\(url: url,.*\)|\1\n        validatorUrl: \"${VALIDATOR_URL}\",|g" $INDEX_FILE
+fi
+
+#exec http-server -p $PORT $*
+exec nginx -g 'daemon off;'