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69 lines
1.7 KiB
69 lines
1.7 KiB
#!/bin/sh
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# This script ensures that ep-lite is automatically restarting after
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# an error happens
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# Handling Errors
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# 0 silent
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# 1 email
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ERROR_HANDLING=0
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# Your email address which should receive the error messages
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EMAIL_ADDRESS="no-reply@example.com"
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# Sets the minimum amount of time between the sending of error emails.
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# This ensures you do not get spammed during an endless reboot loop
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# It's the time in seconds
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TIME_BETWEEN_EMAILS=600 # 10 minutes
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# DON'T EDIT AFTER THIS LINE
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pecho() { printf %s\\n "$*"; }
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log() { pecho "$@"; }
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error() { log "ERROR: $@" >&2; }
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fatal() { error "$@"; exit 1; }
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LAST_EMAIL_SEND=0
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# Move to the folder where ep-lite is installed
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cd "$(dirname "$0")"/..
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# Check if a logfile parameter is set
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LOG="$1"
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[ -n "${LOG}" ] || fatal "Set a logfile as the first parameter"
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shift
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while true; do
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# Try to touch the file if it doesn't exist
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[ -f "${LOG}" ] || touch "${LOG}" || fatal "Logfile '${LOG}' is not writeable"
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# Check if the file is writeable
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[ -w "${LOG}" ] || fatal "Logfile '${LOG}' is not writeable"
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# Start the application
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bin/run.sh "$@" >>${LOG} 2>>${LOG}
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TIME_FMT=$(date +%Y-%m-%dT%H:%M:%S%z)
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# Send email
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if [ "$ERROR_HANDLING" = 1 ]; then
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TIME_NOW=$(date +%s)
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TIME_SINCE_LAST_SEND=$(($TIME_NOW - $LAST_EMAIL_SEND))
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if [ "$TIME_SINCE_LAST_SEND" -gt "$TIME_BETWEEN_EMAILS" ]; then
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{
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cat <<EOF
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Server was restarted at: ${TIME_FMT}
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The last 50 lines of the log before the server exited:
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EOF
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tail -n 50 "${LOG}"
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} | mail -s "Etherpad restarted" "$EMAIL_ADDRESS"
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LAST_EMAIL_SEND=$TIME_NOW
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fi
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fi
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pecho "RESTART! ${TIME_FMT}" >>${LOG}
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# Sleep 10 seconds before restart
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sleep 10
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done
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