From 34cf4101312e6cda98f20d8d7cfb81f8af561a1e Mon Sep 17 00:00:00 2001
From: Abigail <me@kb6.ee>
Date: Sat, 2 Nov 2019 16:56:53 -0400
Subject: [PATCH] add docker deployment files

---
 .dockerignore      |  1 +
 Dockerfile         | 37 ++++++++++++++++++++++++++++++++++
 docker-compose.yml |  7 +++++++
 docker-run.sh      | 49 ++++++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 94 insertions(+)
 create mode 100644 .dockerignore
 create mode 100644 Dockerfile
 create mode 100644 docker-compose.yml
 create mode 100644 docker-run.sh

diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..8fce603
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1 @@
+data/
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..20b5a97
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,37 @@
+FROM python:3-alpine
+
+COPY . /app
+WORKDIR /app
+
+VOLUME /app/data
+
+RUN \
+    echo "**** install build packages ****" && \
+    apk add --no-cache --virtual=build-dependencies \
+        g++ \
+        git \
+        gcc \
+        libxml2-dev \
+        libxslt-dev \
+        openssl-dev \
+        python3-dev && \
+    echo "**** install runtime packages ****" && \
+    apk add --no-cache \
+        openssl \
+        py3-lxml \
+        py3-pip \
+        python3 && \
+    echo "**** install pip packages ****" && \
+    pip3 install -U pip setuptools wheel && \
+    pip3 install -r requirements.txt && \
+    echo "**** clean up ****" && \
+    apk del --purge \
+        build-dependencies && \
+    rm -rf \
+        /root/.cache \
+        /tmp/* \
+        /var/cache/apk/* && \
+    echo "**** prepare scripts ****" && \
+    chmod +x docker-run.sh
+
+CMD ["sh", "docker-run.sh", "--pass-errors"]
diff --git a/docker-compose.yml b/docker-compose.yml
new file mode 100644
index 0000000..c2541fd
--- /dev/null
+++ b/docker-compose.yml
@@ -0,0 +1,7 @@
+version: '3'
+services:
+    bot:
+        image: "classabbyamp/discord-qrm-bot:latest"
+        container_name: "qrmbot"
+        volumes:
+            - "./data:/app/data:rw"
diff --git a/docker-run.sh b/docker-run.sh
new file mode 100644
index 0000000..dcddcf2
--- /dev/null
+++ b/docker-run.sh
@@ -0,0 +1,49 @@
+#!/bin/bash
+
+# A wrapper script for painless discord bots.
+# v1.0.0
+# Copyright (c) 2019 0x5c
+# Released under the terms of the MIT license.
+# Part of:
+# https://github.com/0x5c/quick-bot-no-pain
+
+
+# Argument handling     # ? TODO: Argument passing ?
+if [[ $1 == '--pass-errors' ]]; then 
+    _PASS_ERRORS=1
+fi
+
+
+# A function called when the bot exits to decide what to do
+code_handling() {
+    case $err in
+        0)
+            echo "$_message: exiting"
+            exit 0      # The bot whishes to stay alone.
+            ;;
+        42)
+            echo "$_message: restarting"
+            return      # The bot whishes to be restarted (returns to the loop).
+            ;;
+        *)
+            if [[ $_PASS_ERRORS -eq 0 ]]; then    # The bot crashed and:
+                echo "$_message: restarting"
+                return      # ...we should return to the loop to restart it.
+            else
+                echo "$_message: exiting (--pass-errors)"
+                exit $err   # ...we should just exit and pass the code to our parent (probably a daemon/service manager).
+            fi
+            ;;
+    esac
+}
+
+
+echo "$0: Starting bot..."
+
+# The loop
+while true; do
+    python3 main.py
+    err=$?
+    _message="$0: The bot exited with [$err]"
+    code_handling
+done