2gis/janitor

Name: janitor

Owner: 2GIS

Description: null

Created: 2016-11-11 10:37:14.0

Updated: 2016-11-14 01:44:16.0

Pushed: 2016-11-14 01:44:15.0

Homepage: null

Size: 10

Language: Python

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README

Janitor

Janitor - an open-source GC tool for docker images in DEIS environment.

features:

• Keeps the latest version of the application for quick rollback
• Able to clean docker images inside deis-builder

Installation

Clone repository:

clone https://github.com/2gis/janitor.git
anitor

Edit REGISTRY and REGISTRY_PATH in makefile:

makefile

Build docker image:

 build

Push image to your docker registry

 push

Install systemd-unit on DEIS node. Templates in systemd directory.
Pre-change Environment='IMAGE=my/janitor' to you docker image path in systemd-unit.

ENV variables

|Variable|Description|Default value| | ————- |:————-:|:—–:| |CRON_DAY|day for cron job start|| |CRON_WEEK|week for cron job start|| |CRON_DAY_OF_WEEK|day of week for cron job start|| |CRON_HOUR|hour for cron job start|| |CRON_MINUTE|minute for cron job start|0| |DELETE_IMAGES|Remove docker image or not. 0 is no|0| |VERSION_MAX_COUNT|the number of releases to save application-specific images|3| |DELETE_CONTAINERS|Remove docker containers or not. 0 is no|0| |CP_NODE|True, if run on the ControlPlane node|False| |ETCD_HOST|entrypoint for connection to etcd2|'127.0.0.1'| |DOCKER_URL|entrypoint for connection to Docker|'unix:///var/run/docker.sock'| |DOCKER_VERSION|your version of Docker|'auto'| |DOCKER_TIMEOUT|timeout for connection to Docker|300|

Default exclude images described in EXCLUDE_IMAGES_LIST. You can change it in janitor.py:

UDE_IMAGES_LIST = ['deis/(registry|publisher|builder|controller)',
                   'janitor',
                   'alpine']

Warning!

Do not set the CP_NODE = True on Data Plane nodes. Because in this case, the janitor remove all docker images on the node.