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feature(helpers): add exit codes to update script

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This commit is contained in:
Asif Bacchus 2021-07-27 18:28:09 -06:00
parent 16f302c3fd
commit f7a6d924d9
1 changed files with 33 additions and 8 deletions
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41
helpers/update.sh
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@ -10,7 +10,7 @@
# functions
errMsg() {
printf "\n%s%s%s\n\n" "$err" "$1" "$norm"
exit 1
[ -n "$2" ] && exit "$2" || exit 1
}
errNotify() {
@ -136,19 +136,19 @@ done
if [ "$doDockerUpdate" -eq 1 ]; then
# check if docker is installed
if ! command -v docker >/dev/null 2>&1; then
errMsg "Sorry, it appears that docker is not installed on this machine! Exiting."
errMsg "Sorry, it appears that docker is not installed on this machine! Exiting." 2
fi
# is user root or in the docker group?
if [ ! "$(id -u)" -eq 0 ]; then
if ! id -Gn | grep docker >/dev/null; then
errMsg "You must either be root or in the 'docker' group to pull container updates."
errMsg "You must either be root or in the 'docker' group to pull container updates." 2
fi
fi
printf "%s\n*** Updating %s container ***\n\n%s" "$info" "$containerName" "$norm"
if ! docker pull "$containerUpdatePath"; then
errMsg "There was an error updating the container. Try again later."
errMsg "There was an error updating the container. Try again later." 31
else
okMsg "Container updated!"
fi
@ -163,7 +163,7 @@ if [ "$doScriptUpdate" -eq 1 ]; then
printf "Getting latest checksums... "
if ! wget --quiet --tries=3 --timeout=10 -N "${server}${checksumFilename}"; then
errNotify
errMsg "Unable to download checksums. Try again later."
errMsg "Unable to download checksums. Try again later." 41
else
okNotify
fi
@ -182,7 +182,7 @@ if [ "$doScriptUpdate" -eq 1 ]; then
errNotify
# delete failed download as necessary
rm -f ./update.sh.tmp 2>/dev/null
errMsg "Unable to download script update. Try again later."
errMsg "Unable to download script update. Try again later." 42
else
# verify download
dlScriptChecksum=$(sha256sum "update.sh.tmp" | grep -o '^\S*')
@ -190,7 +190,7 @@ if [ "$doScriptUpdate" -eq 1 ]; then
printf "[ERROR]\n"
# delete corrupt download as necessary
rm -f ./update.sh.tmp 2>/dev/null
errMsg "Checksum mismatch! Try again later."
errMsg "Checksum mismatch! Try again later." 42
else
okNotify
printf "\n%s*** This script has been updated. Please re-run it to load the updated version of this file. ***%s\n\n" "$warn" "$norm"
@ -255,4 +255,29 @@ if [ "$doScriptUpdate" -eq 1 ]; then
printf "\tUpdates: %s%s applied%s, %s%s failed%s\n" "$ok" "$updateSuccess" "$norm" "$err" "$updateFailed" "$norm"
fi
exit 0
#
# exit
if [ "$downloadFailed" -gt 0 ]; then
exit 43
elif [ "$updateFailed" -gt 0 ]; then
exit 44
else
exit 0
fi
# this is a trap for mis-coding... should never get an exit code 99!
exit 99
#
# exit return codes
# 0: normal exit, no errors
# 1: missing or invalid parameter
# 2: docker not found or no docker permissions
# 31: unable to update docker container
# 4x: helper files errors
# 41: unable to download checksums
# 42: update script: unable to download or bad checksum
# 43: update helpers: unable to download
# 44: update helpers: bad checksum, no update
# 99: coding mistake trap -- this return code should never happen!
#EOF