From 3e8233adef8a1f7794e5aa5b02a6304beaa7589c Mon Sep 17 00:00:00 2001
From: Revant Nandgaonkar <revant.one@gmail.com>
Date: Thu, 25 Oct 2018 10:49:05 +0530
Subject: [PATCH] Install Frappe using alpine image

Conf Sprint 2018
---
 Dockerfile-frappe-alpine | 58 +++++++++++++++++++++++++++
 README.md                | 27 +++++++++++++
 docker-entrypoint.sh     | 87 ++++++++++++++++++++++++++++++++++++++++
 3 files changed, 172 insertions(+)
 create mode 100644 Dockerfile-frappe-alpine
 create mode 100644 docker-entrypoint.sh

diff --git a/Dockerfile-frappe-alpine b/Dockerfile-frappe-alpine
new file mode 100644
index 00000000..8b194cde
--- /dev/null
+++ b/Dockerfile-frappe-alpine
@@ -0,0 +1,58 @@
+# Frappe Bench
+FROM alpine:latest
+MAINTAINER developers@frappe.io
+
+USER root
+ENV LANG C.UTF-8
+
+COPY docker-entrypoint.sh usr/local/bin/docker-entrypoint.sh
+RUN ln -s usr/local/bin/docker-entrypoint.sh / # backwards compat
+
+RUN apk add --update --no-cache \
+  build-base \
+  libffi-dev \
+  git \
+  su-exec \
+  nodejs \
+  yarn \
+  python-dev \
+  py-pip \
+  jpeg-dev \
+  zlib-dev \
+  libxslt-dev \
+  libxml2-dev \
+  postgresql-dev \
+  gcc \
+  python3-dev \
+  musl-dev \
+  mysql-client
+
+RUN pip install --upgrade setuptools pip && rm -rf ~/.cache/pip
+RUN mkdir -p /home/frappe && adduser -h /home/frappe -D frappe
+
+ENV DOCKERIZE_VERSION v0.6.1
+RUN wget https://github.com/jwilder/dockerize/releases/download/$DOCKERIZE_VERSION/dockerize-linux-amd64-$DOCKERIZE_VERSION.tar.gz \
+    && tar -C /usr/local/bin -xzvf dockerize-linux-amd64-$DOCKERIZE_VERSION.tar.gz \
+    && rm dockerize-linux-amd64-$DOCKERIZE_VERSION.tar.gz
+
+RUN cd /tmp \
+  && wget -c https://github.com/frappe/wkhtmltopdf/raw/master/wkhtmltox-0.12.3_linux-generic-amd64.tar.xz \
+  && tar xvf wkhtmltox-0.12.3_linux-generic-amd64.tar.xz \
+  && cp wkhtmltox/bin/wkhtmltopdf /usr/local/bin/wkhtmltopdf \
+  && chmod o+x /usr/local/bin/wkhtmltopdf
+
+RUN git clone https://github.com/revant/bench.git /home/frappe/.bench -b docker \
+  && pip install -e /home/frappe/.bench \
+  && chown -R frappe:frappe /home/frappe
+
+USER frappe
+RUN cd /home/frappe \
+  && bench init frappe-bench --in-docker \
+  && cd frappe-bench
+
+WORKDIR /home/frappe/frappe-bench
+
+EXPOSE 8000
+
+ENTRYPOINT ["docker-entrypoint.sh"]
+CMD ["start"]
diff --git a/README.md b/README.md
index a3d01a7e..a93ae0a2 100644
--- a/README.md
+++ b/README.md
@@ -122,6 +122,33 @@ To login to Frappe / ERPNext, open your browser and go to `[your-external-ip]:80
 
 The default username is "Administrator" and password is what you set when you created the new site. The default admin password is set in common_site_config.json, and is set to 'admin' in this docker image.
 
+## Dockerfile-frappe-alpine
+
+this file has docker entrypoint, following command works
+
+```
+docker run \
+    --network host \
+    -e DB_HOST=localhost \
+    -e DB_PASSWORD=$DB_PASSWORD \
+    -e ADMIN_PASSWORD=admin \
+    -e REDIS_QUEUE=localhost \
+    -e REDIS_SOCKETIO=localhost \
+    -e REDIS_CACHE=localhost \
+    -v /home/revant/tmp/frappesites:/home/frappe/frappe-bench/sites \
+    -it start
+
+```
+
+Commands internal to container are
+
+```
+new-site test_site1.localhost # creates new site on db/password mentioned via env vars.
+start # does bench start
+migrate test_site1.localhost # migrates the specified site
+
+```
+
 ## Built With
 
 * [Docker](https://www.docker.com/)
diff --git a/docker-entrypoint.sh b/docker-entrypoint.sh
new file mode 100644
index 00000000..bcba1671
--- /dev/null
+++ b/docker-entrypoint.sh
@@ -0,0 +1,87 @@
+#!/bin/sh
+
+function checkEnv() {
+  if [[ -z "$DB_HOST" ]]; then
+    echo "DB_HOST is not set"
+    exit 1
+  fi
+  if [[ -z "$DB_PASSWORD" ]]; then
+    echo "DB_PASSWORD is not set"
+    exit 1
+  fi
+  if [[ -z "$ADMIN_PASSWORD" ]]; then
+    echo "ADMIN_PASSWORD is not set"
+    exit 1
+  fi
+  if [[ -z "$REDIS_QUEUE" ]]; then
+    echo "REDIS_QUEUE is not set"
+    exit 1
+  fi
+  if [[ -z "$REDIS_SOCKETIO" ]]; then
+    echo "REDIS_SOCKETIO is not set"
+    exit 1
+  fi
+  if [[ -z "$REDIS_CACHE" ]]; then
+    echo "REDIS_CACHE is not set"
+    exit 1
+  fi
+}
+
+function checkConnection() {
+  # Wait for mariadb
+  dockerize -wait tcp://$DB_HOST:3306 -timeout 30s
+
+  # Wait for all redis
+  dockerize -wait tcp://$REDIS_QUEUE:11000 -timeout 30s
+  dockerize -wait tcp://$REDIS_SOCKETIO:12000 -timeout 30s
+  dockerize -wait tcp://$REDIS_CACHE:13000 -timeout 30s
+}
+
+function configureBench() {
+  # set common config
+  bench config set-common-config -c db_host $DB_HOST
+  bench config set-common-config -c redis_queue "redis://$REDIS_QUEUE:11000"
+  bench config set-common-config -c redis_socketio "redis://$REDIS_SOCKETIO:12000"
+  bench config set-common-config -c redis_cache "redis://$REDIS_CACHE:13000"
+
+  # set procfile
+  rm Procfile
+  bench setup procfile
+  tail -n +4 Procfile > Procfile.1
+  mv Procfile.1 Procfile
+}
+
+if [ "$1" = 'new-site' ]; then
+  # Validate if DB_HOST is set.
+  checkEnv
+  # Validate DB Connection
+  checkConnection
+  # configure bench
+  configureBench
+
+  bench new-site --mariadb-root-password $DB_PASSWORD --admin-password $ADMIN_PASSWORD "$2"
+fi
+
+if [ "$1" = 'start' ]; then
+  # Validate if DB_HOST is set.
+  checkEnv
+  # Validate DB Connection
+  checkConnection
+  # configure bench
+  configureBench
+  
+  bench start
+fi
+
+if [ "$1" = 'migrate' ]; then
+  # Validate if DB_HOST is set.
+  checkEnv
+  # Validate DB Connection
+  checkConnection
+  # configure bench
+  configureBench
+
+  bench --site "$2" migrate
+fi
+
+exec "$@"