mirror of
https://github.com/mag37/dockcheck.git
synced 2026-02-15 15:58:13 +01:00
82 lines
3 KiB
Bash
82 lines
3 KiB
Bash
### DISCLAIMER: This is a third party addition to dockcheck - best effort testing.
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NOTIFY_DSM_VERSION="v0.1"
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# INFO: ssmtp is deprecated - consider to use msmtp instead.
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#
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# Copy/rename this file to notify.sh to enable the notification snipppet.
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# mSMTP/sSMTP has to be installed and configured manually.
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# The existing DSM Notification Email configuration will be used automatically.
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# Modify to your liking - changing SendMailTo and Subject and content.
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MSMTP=$(which msmtp)
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SSMTP=$(which ssmtp)
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if [ -n "$MSMTP" ] ; then
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MailPkg=$MSMTP
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elif [ -n "$SSMTP" ] ; then
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MailPkg=$SSMTP
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else
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echo "No msmtp or ssmtp binary found in PATH: $PATH" ; exit 1
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fi
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FromHost=$(hostname)
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trigger_notification() {
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CfgFile="/usr/syno/etc/synosmtp.conf"
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# User variables:
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# Automatically sends to your usual destination for synology DSM notification emails.
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# You can also manually override by assigning something else to SendMailTo below.
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SendMailTo=$(grep 'eventmail1' $CfgFile | sed -n 's/.*"\([^"]*\)".*/\1/p')
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#SendMailTo="me@mydomain.com"
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SubjectTag=$(grep 'eventsubjectprefix' $CfgFile | sed -n 's/.*"\([^"]*\)".*/\1/p')
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SenderName=$(grep 'smtp_from_name' $CfgFile | sed -n 's/.*"\([^"]*\)".*/\1/p')
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SenderMail=$(grep 'smtp_from_mail' $CfgFile | sed -n 's/.*"\([^"]*\)".*/\1/p')
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SenderMail=${SenderMail:-$(grep 'eventmail1' $CfgFile | sed -n 's/.*"\([^"]*\)".*/\1/p')}
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$MailPkg $SendMailTo << __EOF
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From: "$SenderName" <$SenderMail>
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date:$(date -R)
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To: <$SendMailTo>
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Subject: $SubjectTag $MessageTitle $FromHost
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Content-Type: text/plain; charset=UTF-8; format=flowed
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Content-Transfer-Encoding: 7bit
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$MessageBody
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From $SenderName
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__EOF
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# This ensures DSM's container manager will also see the update
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/var/packages/ContainerManager/target/tool/image_upgradable_checker
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}
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send_notification() {
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[ -s "$ScriptWorkDir"/urls.list ] && releasenotes || Updates=("$@")
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UpdToString=$( printf '%s\\n' "${Updates[@]}" )
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printf "\nSending email notification.\n"
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MessageTitle="Updates available on"
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# Setting the MessageBody variable here.
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printf -v MessageBody "🐋 Containers on $FromHost with updates available:\n\n$UpdToString"
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trigger_notification
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}
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### Rename (eg. disabled_dockcheck_notification), remove or comment out the following function
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### to not send notifications when dockcheck itself has updates.
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dockcheck_notification() {
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printf "\nSending email dockcheck notification.\n"
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MessageTitle="New version of dockcheck available on"
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# Setting the MessageBody variable here.
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printf -v MessageBody "Installed version: $1\nLatest version: $2\n\nChangenotes: $3\n"
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RawNotifyUrl="https://raw.githubusercontent.com/mag37/dockcheck/main/notify_templates/notify_DSM.sh"
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LatestNotifyRelease="$(curl -s -r 0-150 $RawNotifyUrl | sed -n "/NOTIFY_DSM_VERSION/s/NOTIFY_DSM_VERSION=//p" | tr -d '"')"
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if [[ "$NOTIFY_DSM_VERSION" != "$LatestNotifyRelease" ]] ; then
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printf -v NotifyUpdate "\n\nnotify_DSM.sh update avialable:\n $NOTIFY_DSM_VERSION -> $LatestNotifyRelease\n"
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MessageBody="${MessageBody}${NotifyUpdate}"
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fi
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trigger_notification
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}
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