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Update check (#1951)

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* mail binary

* initial work

* make env vars available

* typo

* some fixes

* make script ugly, to satisfy linter..

* mailserver.env updated

* Version to welcome message added

* remove VERSION file references

* VERSION --> DMS_VERSION

* fetch remote version

* variable usage

* Quoting added

* edge test & docu

* dash removed

* subject changed

* re-add VERSION

* VERSION added

* new file:   VERSION

* rewrite

* unnecessary additions from fail2ban PR removed

* UPDATE_CHECK_INTERVAL added

* syntax check & _log function

* comment added

* final commit
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Casper 2021-05-19 21:18:06 +02:00 • committed by GitHub
parent 225e21edb7
commit bab0277723
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9 changed files with 109 additions and 15 deletions
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mailserver.env
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@ -32,6 +32,16 @@ ONE_DIR=0
# => Specify the postmaster address
POSTMASTER_ADDRESS=
# Check for updates on container start and then once a day
# If an update is available, a mail is send to POSTMASTER_ADDRESS
# 0 => Update check disabled
# 1 => Update check enabled
ENABLE_UPDATE_CHECK=1
# Customize the update check interval.
# Number + Suffix. Suffix must be 's' for seconds, 'm' for minutes, 'h' for hours or 'd' for days.
UPDATE_CHECK_INTERVAL=1d
# Set different options for mynetworks option (can be overwrite in postfix-main.cf)
# **WARNING**: Adding the docker network's gateway to the list of trusted hosts, e.g. using the `network` or
# `connected-networks` option, can create an open relay