remove docker-in-docker - use volumes

.gitignore

@@ -1,4 +1,4 @@
 .idea
 *.iml
 
-config.json
+home_dir

Dockerfile

@@ -1,12 +1,9 @@
 FROM library/alpine:3.5
 
 ENV HOME_DIR=/opt/crontab
-RUN apk add --no-cache --virtual .run-deps bash curl jq docker \
+RUN apk add --no-cache --virtual .run-deps bash curl jq \
     && mkdir -p ${HOME_DIR}
 
-# Dev
-#COPY config.json ${HOME_DIR}/
-
 COPY docker-entrypoint /
 ENTRYPOINT ["/docker-entrypoint"]
 

README.md

@@ -1,6 +1,6 @@
 # docker-crontab
 
-A simple wrapper over `docker` to all complex cron job to be run in other containers.
+A simple wrapper over `docker` to all complex cron job to be run in other containers. All in <45MB.
 
 ## Supported tags and Dockerfile links
 
@@ -10,7 +10,7 @@ A simple wrapper over `docker` to all complex cron job to be run in other contai
 
 
 ## Why?
-Yes, I'm aware of [mcuadros/ofelia](https://github.com/mcuadros/ofelia), it was the main inspiration for this project. 
+Yes, I'm aware of [mcuadros/ofelia](https://github.com/mcuadros/ofelia) (280MB), it was the main inspiration for this project. 
 A great project, don't get me wrong. It was just missing certain key enterprise features I felt were required to support where docker is heading.
 
 ## Features
@@ -40,6 +40,8 @@ See `./config.sample.json` for examples.
 docer build -t crontab .
 docker run -d \
     -v /var/run/docker.sock:/var/run/docker.sock \
+    -v /usr/bin/docker:/usr/bin/docker \
+    -v /path/to/config/dir:/opt/crontab \
     crontab
 ```
 

docker-compose.yml

@@ -11,3 +11,5 @@ services:
     restart: always
     volumes:
      - "/var/run/docker.sock:/var/run/docker.sock"
+     - "/usr/bin/docker:/usr/bin/docker"
+     - "/Users/willfarrell/Development/docker/crontab/home_dir:/opt/crontab"

docker-entrypoint

@@ -156,8 +156,12 @@ function build_crontab() {
 # Used to pass json to functions - total hack, I know
 TMP_JSON=
 
-if [ "$1" = "crond" ] && [ -f ${CONFIG} ]; then
-    build_crontab
+if [ "$1" = "crond" ]; then
+    if [ -f ${CONFIG} ]; then
+        build_crontab
+    else
+        echo "Unable to find ${HOME_DIR}/config.json"
+    fi
 fi
 
 echo "$@"