Move mattermost-cleaner

deprecated/mattermost-cleaner/Dockerfile

+FROM registry.picasoft.net/pica-debian
+MAINTAINER stephane.crozat@utc.fr
+
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends postgresql-client cron && \
+    apt-get clean
+
+ENV CRON_TIME="0 * * * *"
+COPY cron.sh /cron.sh
+COPY psqlcmd.sh /psqlcmd.sh
+
+CMD ["/cron.sh"]

deprecated/mattermost-cleaner/README.md

+# mattermost-cleaner
+
+This image runs a `cron` to delete automatic messages from Mattermost teams (alpha version, only run on one team).
+Delete command is run once when container starts and then every hour (depending on parameter) via `cron`.
+
+**Warning** The commande delete directly data from database, which is bad pratice ; see [here](https://docs.mattermost.com/install/troubleshooting.html#important-notes) and [there](https://docs.mattermost.com/deployment/on-boarding.html#do-not-manipulate-the-mattermost-database)
+
+
+## Usage:
+
+```bash
+$ docker run -d \
+    --name mattermost-cleaner \
+    --env POSTGRES_HOST=mattermost-db \
+    --env POSTGRES_PORT=5432 \
+    --env POSTGRES_USER=mattermost \
+    --env POSTGRES_PASS=password \
+    --env POSTGRES_DB=mattermost \
+    --env MATTERMOST_TEAM=team \
+    --net docker_default \
+    --link mattermost-db:mattermost-db \
+    registry.picasoft.net:5000/mattermost-cleaner:alpha
+```
+## Parameters
+
+Here are the different parameters
+ - `POSTGRES_HOST`      the name of the container
+ - `POSTGRES_PORT`      the port number of the postgres database
+ - `POSTGRES_USER`      the username of the postgres database
+ - `POSTGRES_PASS`      the password of the postgres database
+ - `POSTGRES_DB`        the name of the postgres database
+ - `CRON_TIME`          the interval of cron job to run postgresdump. `0 * * * *` by default, which is every hour
+
+## Docker-compose
+
+```yaml
+version: "2"
+services:
+  mattermost-cleaner:
+    image: registry.picasoft.net:5000/mattermost-cleaner:alpha
+    container_name: mattermost-cleaner
+    links:
+      - mattermost-db:mattermost-db
+    environment:
+      - POSTGRES_HOST=mattermost-db
+      - POSTGRES_PORT=5432
+      - POSTGRES_USER=mattermost
+      - POSTGRES_PASS=password
+      - POSTGRES_DB=mattermost
+      - MATTERMOST_TEAM=team
+```

deprecated/mattermost-cleaner/cron.sh

+#!/usr/bin/env bash
+sh psqlcmd.sh
+echo "${CRON_TIME} /psqlcmd.sh" > /crontab.conf
+crontab  /crontab.conf
+exec cron -f

deprecated/mattermost-cleaner/psqlcmd.sh

+#!/usr/bin/env bash
+
+[ -z "${POSTGRES_HOST}" ] && { echo "=> POSTGRES_HOST cannot be empty" && exit 1; }
+[ -z "${POSTGRES_PORT}" ] && { echo "=> POSTGRES_PORT cannot be empty" && exit 1; }
+[ -z "${POSTGRES_USER}" ] && { echo "=> POSTGRES_USER cannot be empty" && exit 1; }
+[ -z "${POSTGRES_PASS}" ] && { echo "=> POSTGRES_PASS cannot be empty" && exit 1; }
+[ -z "${POSTGRES_DB}" ] && { echo "=> POSTGRES_DB cannot be empty" && exit 1; }
+[ -z "${MATTERMOST_TEAM}" ] && { echo "=> MATTERMOST_TEAM cannot be empty" && exit 1; }
+
+export PGHOST=$POSTGRES_HOST
+export PGPORT=$POSTGRES_PORT
+export PGDATABASE=$POSTGRES_DB
+export PGUSER=$POSTGRES_USER
+export PGPASSWORD=$POSTGRES_PASS
+
+SQL_CMD="DELETE FROM posts WHERE id IN (SELECT p.id FROM posts p LEFT JOIN channels c ON p.channelid=c.id LEFT JOIN teams t ON c.teamid=t.id WHERE (p.type='system_join_channel' OR p.type='system_join_team') AND t.name = '${MATTERMOST_TEAM}')"
+psql -c "${SQL_CMD}"