hubot-mattermost is Hubot mattermost adapter included docker image.
$ docker run -it -d -p 8080:8080 \
-e MATTERMOST_TOKEN='<Mattermost Outgoing Webhooks Token>' \
-e MATTERMOST_INCOME_URL='<Matttermost Incoming Webhooks URL>' \
--name matterbot rsakao/hubot-mattermost
<Mattermost Outgoing Webhooks Token>
-> oqwx9d4khjra8cw3zbis1w6fqy
<Matttermost Incoming Webhooks URL>
-> http://<your mattermost instance>:<port>/hooks/ncwc66caqf8d7c4gnqby1196qo
$ docker run -it -d -p 8080:8080 \
-e MATTERMOST_TOKEN='oqwx9d4khjra8cw3zbis1w6fqy' \
-e MATTERMOST_INCOME_URL='http://matterbot:8065/hooks/ncwc66caqf8d7c4gnqby1196qo' \
-e MATTERMOST_ENDPOINT='/hubot/incoming' \
-e MATTERMOST_HUBOT_USERNAME='matterbot' \
-e MATTERMOST_CHANNEL='town-square' \
-e MATTERMOST_ICON_URL='https://s3-eu-west-1.amazonaws.com/renanvicente/toy13.png' \
-e MATTERMOST_SELFSIGNED_CERT=true \
--name matterbot rsakao/hubot-mattermost
MATTERMOST_TOKEN
MATTERMOST_INCOME_URL
MATTERMOST_ENDPOINT
MATTERMOST_HUBOT_USERNAME
MATTERMOST_CHANNEL
MATTERMOST_ICON_URL
MATTERMOST_SELFSIGNED_CERT
enviroment detail renanvicente/hubot-mattermost
$ docker run -it -u root --entrypoint bash rsakao/hubot-mattermost:1.0