style(script): reformat and fix typos

- reformat spacing, indentation
- fix spelling mistakes
- change textblock functions to camelCase
- add shellcheck exceptions
This commit is contained in:
Asif Bacchus 2021-05-15 10:09:15 -06:00
parent a4221ae6e4
commit 276de6d890

View File

@ -4,15 +4,14 @@
### Backup exported email from piler (bare-metal)
#######
### set environment variables
if [ -z "$TERM" ]; then
export TERM=dumb;
export TERM=dumb
fi
export PATH=$PATH:/usr/local/bin
### text formatting presents
if command -v tput > /dev/null; then
if command -v tput >/dev/null; then
bold=$(tput bold)
cyan=$(tput setaf 6)
err=$(tput bold)$(tput setaf 1)
@ -34,15 +33,13 @@ else
yellow=""
fi
### trap
trap trapExit 1 2 3 6
### functions
# bad configuration value passed in details file
badDetails () {
badDetails() {
if [ "$1" = "empty" ]; then
exitError 130 "details:${2} cannot be NULL (undefined)"
elif [ "$1" = "dne" ]; then
@ -51,7 +48,7 @@ badDetails () {
}
# bad parameter passed to script
badParam () {
badParam() {
if [ "$1" = "dne" ]; then
printf "\n%sError: '%s %s'\n" "$err" "$2" "$3"
printf "file or directory does not exist.%s\n\n" "$norm"
@ -72,117 +69,119 @@ badParam () {
}
# cleanup
cleanup () {
cleanup() {
# cleanup 503 if copied
if [ "$err503Copied" -eq 1 ]; then
if ! rm -f "$webroot/$err503File" 2>>"$logFile"; then
# shellcheck disable=SC2129
printf "%s[%s] -- [WARNING] Could not remove 503 error page." \
"$warn" "$(stamp)" >> "$logFile"
"$warn" "$(stamp)" >>"$logFile"
printf " Web interface will not function until this file is " \
>> "$logFile"
printf "removed --%s\n" "$norm" >> "$logFile"
warnCount=$((warnCount+1))
>>"$logFile"
printf "removed --%s\n" "$norm" >>"$logFile"
warnCount=$((warnCount + 1))
else
printf "%s[%s] -- [INFO] 503 error page removed --%s\n" \
"$cyan" "$(stamp)" "$norm" >> "$logFile"
"$cyan" "$(stamp)" "$norm" >>"$logFile"
fi
fi
# remove EML temporary directory
if ! rm -rf "$exportDir" 2>>"$logFile"; then
# shellcheck disable=SC2129
printf "%s[%s] -- [WARNING] Could not remove EML export tmp dir:" \
"$warn" "$(stamp)" >> "$logFile"
printf "\n%s\n" "$exportDir" >> "$logFile"
"$warn" "$(stamp)" >>"$logFile"
printf "\n%s\n" "$exportDir" >>"$logFile"
printf "please remove this directory manually! --%s\n" "$norm" \
>> "$logFile"
warnCount=$((warnCount+1))
>>"$logFile"
warnCount=$((warnCount + 1))
else
printf "%s[%s] -- [INFO] EML temp directory removed --%s\n" \
"$cyan" "$(stamp)" "$norm" >> "$logFile"
"$cyan" "$(stamp)" "$norm" >>"$logFile"
fi
}
# call cleanup and then exit with error report
exitError () {
exitError() {
printf "%s[%s] -- [ERROR] %s: %s --%s\n" \
"$err" "$(stamp)" "$1" "$2" "$norm" >> "$logFile"
"$err" "$(stamp)" "$1" "$2" "$norm" >>"$logFile"
cleanup
# note script completion with error
printf "%s[%s] --- %s execution completed with error ---%s\n" \
"$err" "$(stamp)" "$scriptName" "$norm" >> "$logFile"
"$err" "$(stamp)" "$scriptName" "$norm" >>"$logFile"
exit "$1"
}
# display script help information
scriptHelp () {
scriptHelp() {
newline
printf "%sUsage: %s [parameters]%s\n\n" "$bold" "$scriptName" "$norm"
textblock "There are no mandatory parameters. If a parameter is not supplied, its default value will be used. In the case of a switch parameter, it will remain DEactivated by default."
textBlock "There are no mandatory parameters. If a parameter is not supplied, its default value will be used. In the case of a switch parameter, it will remain DEACTIVATED by default."
newline
textblock "Parameters are listed then followed by a description of their effect on the following line. Finally, if a default value exists, it will be listed on the next line in (parentheses)."
textBlock "Parameters are listed then followed by a description of their effect on the following line. Finally, if a default value exists, it will be listed on the next line in (parentheses)."
newline
textblock "${magenta}--- script related ---${norm}"
textBlock "${magenta}--- script related ---${norm}"
newline
switchTextblock "-c | --config | --details"
textblock "Path to the configuration key/value pair file for this script."
defaultsTextblock "(scriptPath/scriptName.details)"
textBlockSwitch "-c | --config | --details"
textBlock "Path to the configuration key/value pair file for this script."
textBlockDefaults "(scriptPath/scriptName.details)"
newline
switchTextblock "-h | -? | --help"
textblock "This help screen."
textBlockSwitch "-h | -? | --help"
textBlock "This help screen."
newline
switchTextblock "-l | --log"
textblock "Path to write log file."
defaultsTextblock "(scriptPath/scriptName.log)"
textBlockSwitch "-l | --log"
textBlock "Path to write log file."
textBlockDefaults "(scriptPath/scriptName.log)"
newline
switchTextblock "[SWITCH] -v | --verbose"
textblock "Log borg output with increased verbosity (list all files). Careful! Your log file can get very large very quickly!"
defaultsTextblock "(normal output, option is OFF)"
textBlockSwitch "[SWITCH] -v | --verbose"
textBlock "Log borg output with increased verbosity (list all files). Careful! Your log file can get very large very quickly!"
textBlockDefaults "(normal output, option is OFF)"
newline
textblock "${magenta}--- export options ---${norm}"
textBlock "${magenta}--- export options ---${norm}"
newline
switchTextblock "[SWITCH] -a | --all"
textblock "Export ALL email saved by piler. This is generally only useful for an initial backup. Setting this switch will override any specified start/end dates."
defaultsTextblock "(use start/end dates, option is OFF)"
textBlockSwitch "[SWITCH] -a | --all"
textBlock "Export ALL email saved by piler. This is generally only useful for an initial backup. Setting this switch will override any specified start/end dates."
textBlockDefaults "(use start/end dates, option is OFF)"
newline
switchTextblock "--start"
textblock "Export email starting from this date (inclusive). Date MUST be provided in YYYY.MM.DD format."
defaultsTextblock "(yesterday's date)"
textBlockSwitch "--start"
textBlock "Export email starting from this date (inclusive). Date MUST be provided in YYYY.MM.DD format."
textBlockDefaults "(yesterday's date)"
newline
switchTextblock "--end"
textblock "Export email ending at this date (inclusive). Date MUST be provided in YYYY.MM.DD format."
defaultsTextblock "(yesterday's date)"
textBlockSwitch "--end"
textBlock "Export email ending at this date (inclusive). Date MUST be provided in YYYY.MM.DD format."
textBlockDefaults "(yesterday's date)"
newline
textblock "${magenta}--- 503 functionality ---${norm}"
textBlock "${magenta}--- 503 functionality ---${norm}"
newline
switchTextblock "[SWITCH] -5 | --use-503"
textblock "Copy an 'error 503' page/indicator file to your webroot for your webserver to find. Specifying this option will enable other 503 options."
defaultsTextblock "(do NOT copy, option is OFF)"
textBlockSwitch "[SWITCH] -5 | --use-503"
textBlock "Copy an 'error 503' page/indicator file to your webroot for your webserver to find. Specifying this option will enable other 503 options."
textBlockDefaults "(do NOT copy, option is OFF)"
newline
switchTextblock "--503-path"
textblock "Path to the file you want copied to your webroot as the 'error 503' page."
defaultsTextblock "(scriptPath/503_backup.html)"
textBlockSwitch "--503-path"
textBlock "Path to the file you want copied to your webroot as the 'error 503' page."
textBlockDefaults "(scriptPath/503_backup.html)"
newline
switchTextblock "-w | --webroot"
textblock "Path to where the 'error 503' file should be copied."
defaultsTextblock "(/usr/share/nginx/html/)"
textBlockSwitch "-w | --webroot"
textBlock "Path to where the 'error 503' file should be copied."
textBlockDefaults "(/usr/share/nginx/html/)"
newline
textblock "More details and examples of script usage can be found in the repo wiki at ${yellow}https://git.asifbacchus.app/asif/pilerBackup/wiki${norm}"
textBlock "More details and examples of script usage can be found in the repo wiki at ${yellow}https://git.asifbacchus.app/asif/pilerBackup/wiki${norm}"
newline
}
# generate dynamic timestamps
stamp () {
stamp() {
(date +%F" "%T)
}
textblock() {
textBlock() {
printf "%s\n" "$1" | fold -w "$width" -s
}
defaultsTextblock() {
textBlockDefaults() {
printf "%s%s%s\n" "$yellow" "$1" "$norm"
}
switchTextblock() {
textBlockSwitch() {
printf "%s%s%s\n" "$cyan" "$1" "$norm"
}
@ -191,26 +190,25 @@ newline() {
}
# same as exitError but for signal captures
trapExit () {
trapExit() {
printf "%s[%s] -- [ERROR] 99: Caught signal --%s\n" \
"$err" "$(stamp)" "$norm" >> "$logFile"
"$err" "$(stamp)" "$norm" >>"$logFile"
cleanup
# note script completion with error
printf "%s[%s] --- %s execution was terminated via signal ---%s\n" \
"$err" "$(stamp)" "$scriptName" "$norm" >> "$logFile"
"$err" "$(stamp)" "$scriptName" "$norm" >>"$logFile"
exit 99
}
### end of functions
### default variable values
## script related
# store logfile in the same directory as this script file using the same file
# name as the script but with the extension '.log'
scriptPath="$( CDPATH='' cd -- "$( dirname -- "$0" )" && pwd -P )"
scriptName="$( basename "$0" )"
scriptPath="$(CDPATH='' cd -- "$(dirname -- "$0")" && pwd -P)"
scriptName="$(basename "$0")"
logFile="$scriptPath/${scriptName%.*}.log"
warnCount=0
configDetails="$scriptPath/${scriptName%.*}.details"
@ -229,20 +227,19 @@ webroot="/usr/share/nginx/html"
# piler-export related
exportAll=0
exportStart=$( date -d 'yesterday' +'%Y.%m.%d' )
exportEnd=$( date -d 'yesterday' +'%Y.%m.%d' )
exportStart=$(date -d 'yesterday' +'%Y.%m.%d')
exportEnd=$(date -d 'yesterday' +'%Y.%m.%d')
pilerUser='piler'
### process startup parameters
while [ $# -gt 0 ]; do
case "$1" in
-h|-\?|--help)
-h | -\? | --help)
# display help
scriptHelp
exit 0
;;
-l|--log)
-l | --log)
# set log file location
if [ -n "$2" ]; then
logFile="${2%/}"
@ -251,12 +248,12 @@ while [ $# -gt 0 ]; do
badParam empty "$@"
fi
;;
-v|--verbose)
-v | --verbose)
# set verbose logging from borg
borgCreateParams='--list --stats'
borgPruneParams='--list'
;;
-c|--config|--details)
-c | --config | --details)
# location of config details file
if [ -n "$2" ]; then
if [ -f "$2" ]; then
@ -269,7 +266,7 @@ while [ $# -gt 0 ]; do
badParam empty "$@"
fi
;;
-5|--use-503)
-5 | --use-503)
# enable copying 503 error page to webroot
use503=1
;;
@ -287,7 +284,7 @@ while [ $# -gt 0 ]; do
badParam empty "$@"
fi
;;
-w|--webroot)
-w | --webroot)
# path to webroot (copy 503)
if [ -n "$2" ]; then
if [ -d "$2" ]; then
@ -300,7 +297,7 @@ while [ $# -gt 0 ]; do
badParam empty "$@"
fi
;;
-a|--all)
-a | --all)
# export ALL email stored in piler
exportAll=1
;;
@ -325,7 +322,7 @@ while [ $# -gt 0 ]; do
--user)
# specify piler user account name
if [ -n "$2" ]; then
if id ${pilerUser} > /dev/null 2>&1; then
if id ${pilerUser} >/dev/null 2>&1; then
pilerUser="$2"
shift
else
@ -344,15 +341,14 @@ while [ $# -gt 0 ]; do
shift
done
### check pre-requisites and default values
# check if running as root, otherwise exit
if [ $( id -u ) -ne 0 ]; then
if [ "$(id -u)" -ne 0 ]; then
printf "\n%sERROR: script MUST be run as ROOT%s\n\n" "$err" "$norm"
exit 2
fi
# find pilerexport, otherwise this is all pointless
pilerExport=$( command -v pilerexport )
pilerExport=$(command -v pilerexport)
if [ ! "$pilerExport" ]; then
printf "\n%sERROR: cannot find 'pilerexport'%s\n\n" "$err" "$norm"
exit 4
@ -362,7 +358,7 @@ if [ ! -f "$configDetails" ]; then
badParam dne "(--details default)" "$configDetails"
fi
# is borg installed?
if ! command -v borg > /dev/null; then
if ! command -v borg >/dev/null; then
printf "\n%sERROR: BORG is not installed on this system!%s\n\n" "$err" "$norm"
exit 3
fi
@ -375,93 +371,91 @@ if [ "$use503" -eq 1 ]; then
fi
fi
### start logging
printf "%s[%s] --- Start %s execution ---%s\n" \
"$magenta" "$(stamp)" "$scriptName" "$norm" >> "$logFile"
"$magenta" "$(stamp)" "$scriptName" "$norm" >>"$logFile"
printf "%s[%s] -- [INFO] Log located at %s%s%s --%s\n" \
"$cyan" "$(stamp)" "$yellow" "$logFile" "$cyan" "$norm" >> "$logFile"
"$cyan" "$(stamp)" "$yellow" "$logFile" "$cyan" "$norm" >>"$logFile"
### 503 functionality
if [ "$use503" -eq 1 ]; then
printf "%s[%s] -- [INFO] Copying 503 error page to " \
"$cyan" "$(stamp)" >> "$logFile"
printf "webroot -- %s\n" "$norm" >> "$logFile"
if ! \cp --force "${err503Path}" "${webroot}/${err503File}" 2>> "$logFile"
then
"$cyan" "$(stamp)" >>"$logFile"
printf "webroot -- %s\n" "$norm" >>"$logFile"
if ! \cp --force "${err503Path}" "${webroot}/${err503File}" 2>>"$logFile"; then
printf "%s[%s] -- [WARNING] Failed to copy 503 error page. " \
"$warn" "$(stamp)" >> "$logFile"
printf "Web users will NOT be notified --%s\n" "$norm" >> "$logFile"
warnCount=$((warnCount+1))
"$warn" "$(stamp)" >>"$logFile"
printf "Web users will NOT be notified --%s\n" "$norm" >>"$logFile"
warnCount=$((warnCount + 1))
else
printf "%s[%s] -- [SUCCESS] 503 error page copied --%s\n" \
"$ok" "$(stamp)" "$norm" >> "$logFile"
"$ok" "$(stamp)" "$norm" >>"$logFile"
# set cleanup flag
err503Copied=1
fi
fi
### read details file to get variables needed to dump sql and run borg
# check if config details file was provided as a relative or absolute path
case "${configDetails}" in
/*)
/*)
# absolute path, no need to rewrite variable
# shellcheck source=pilerbackup.details
. "${configDetails}"
;;
*)
*)
# relative path, prepend './' to create absolute path
# shellcheck source=pilerbackup.details
. "./${configDetails}"
;;
esac
printf "%s[%s] -- [INFO] %s%s%s imported --%s\n" \
"$cyan" "$(stamp)" "$yellow" "$configDetails" "$cyan" "$norm" >> "$logFile"
"$cyan" "$(stamp)" "$yellow" "$configDetails" "$cyan" "$norm" >>"$logFile"
## create tmp directory and change to it for export operations
# create temporary directory to dump exported email from piler
tmpdir="/tmp/emailbackup/$( date +%F_%T )"
if ! exportDir=$( mkdir -p "${tmpdir}" 2>>"$logFile" ); then
tmpdir="/tmp/emailbackup/$(date +%F_%T)"
if ! exportDir=$(mkdir -p "${tmpdir}" 2>>"$logFile"); then
exitError 111 "Could not create temporary directory for exported EML files"
fi
# grant pilerUser permission to write to temporary directory
if ! (chown root:${pilerUser} "$exportDir" && chmod 770 "$exportDir"); then
if # shellcheck disable=SC2086
! (chown root:${pilerUser} "$exportDir" && chmod 770 "$exportDir")
then
exitError 112 "Could not set permissions on temporary directory"
fi
if ! cd "$exportDir"; then
exitError 113 "Unable to change to temporary export directory"
fi
# shellcheck disable=SC2129
printf "%s[%s] -- [INFO] EML files will be temporarily stored in:" \
"$cyan" "$(stamp)" >> "$logFile"
printf "\n\t%s%s/%s --%s\n" "$yellow" "$exportDir" "$cyan" "$norm" >> "$logFile"
"$cyan" "$(stamp)" >>"$logFile"
printf "\n\t%s%s/%s --%s\n" "$yellow" "$exportDir" "$cyan" "$norm" >>"$logFile"
## export EML from piler
printf "%s[%s] -- [INFO] Exporting EML files from piler --%s\n" \
"$cyan" "$(stamp)" "$norm" >> "$logFile"
"$cyan" "$(stamp)" "$norm" >>"$logFile"
if [ "$exportAll" -eq 1 ]; then
if ! ${pilerExport} -A 2>>"$logFile"; then
exitError 115 "There was a problem while exporting EML from piler"
fi
printf "%s[%s] -- [SUCCESS] Exported EML files from piler --%s\n" \
"$ok" "$(stamp)" "$norm" >> "$logFile"
"$ok" "$(stamp)" "$norm" >>"$logFile"
else
if ! ${pilerExport} -a "$exportStart" -b "$exportEnd" 2>>"$logFile"; then
exitError 115 "There was a problem while exporting EML from piler"
fi
printf "%s[%s] -- [SUCCESS] Exported EML files from piler --%s\n" \
"$ok" "$(stamp)" "$norm" >> "$logFile"
"$ok" "$(stamp)" "$norm" >>"$logFile"
fi
### pre-backup tasks completed -- move to borg tasks
printf "%s[%s] -- [SUCCESS] Pre-backup tasks completed --%s\n" \
"$ok" "$(stamp)" "$norm" >> "$logFile"
"$ok" "$(stamp)" "$norm" >>"$logFile"
### Run borg variable checks
printf "%s[%s] -- [INFO] Verifying supplied borg details --%s\n" \
"$cyan" "$(stamp)" "$norm" >> "$logFile"
"$cyan" "$(stamp)" "$norm" >>"$logFile"
## verify borg base directory
if [ -z "${borgBaseDir}" ]; then
@ -470,7 +464,7 @@ elif [ ! -d "${borgBaseDir}" ]; then
badDetails dne 'borgBaseDir'
fi
printf "%sdetails:borgBaseDir%s -- %s[OK]%s\n" \
"$magenta" "$norm" "$ok" "$norm" >> "$logFile"
"$magenta" "$norm" "$ok" "$norm" >>"$logFile"
export BORG_BASE_DIR="${borgBaseDir%/}"
## check path to SSH keyfile
@ -480,7 +474,7 @@ elif [ ! -f "${borgSSHKey}" ]; then
badDetails dne 'borgSSHKey'
fi
printf "%sdetails:borgSSHKey%s -- %s[OK]%s\n" \
"$magenta" "$norm" "$ok" "$norm" >> "$logFile"
"$magenta" "$norm" "$ok" "$norm" >>"$logFile"
export BORG_RSH="ssh -i ${borgSSHKey}"
## check borg repo connect string
@ -488,20 +482,20 @@ if [ -z "${borgConnectRepo}" ]; then
badDetails empty 'borgConnectRepo'
fi
printf "%sdetails:borgConnectRepo%s -- %s[OK]%s\n" \
"$magenta" "$norm" "$ok" "$norm" >> "$logFile"
"$magenta" "$norm" "$ok" "$norm" >>"$logFile"
export BORG_REPO="${borgConnectRepo}"
## check borg repo password
if [ -n "${borgRepoPassphrase}" ]; then
printf "%sdetails:borgRepoPassphrase%s -- %s[OK]%s\n" \
"$magenta" "$norm" "$ok" "$norm" >> "$logFile"
"$magenta" "$norm" "$ok" "$norm" >>"$logFile"
export BORG_PASSPHRASE="${borgRepoPassphrase}"
else
# if passwd is blank intentionally, this is insecure
printf "%s-- [WARNING] Using a borg repo without a password is an " \
"$warn" >> "$logFile"
printf "insecure configuration --%s\n" "$norm" >> "$logFile"
warnCount=$((warnCount+1))
"$warn" >>"$logFile"
printf "insecure configuration --%s\n" "$norm" >>"$logFile"
warnCount=$((warnCount + 1))
# if this was an accident, we need to provide a bogus passwd so borg fails
# otherwise it will sit forever just waiting for input
export BORG_PASSPHRASE="DummyPasswordSoBorgFails"
@ -509,13 +503,13 @@ fi
## check borg repository keyfile location
if [ -z "${borgKeyfileLocation}" ]; then
printf "%sdetails:borgKeyfileLocation %s-- %s[DEFAULT]%s\n" "$magenta" "$norm" "$ok" "$norm" >> "$logFile"
printf "%sdetails:borgKeyfileLocation %s-- %s[DEFAULT]%s\n" "$magenta" "$norm" "$ok" "$norm" >>"$logFile"
else
# check if keyfile location exists
if [ ! -f "${borgKeyfileLocation}" ]; then
badDetails dne 'borgKeyfileLocation'
fi
printf "%sdetails:borgKeyfileLocation %s-- %s[OK]%s\n" "$magenta" "$norm" "$ok" "$norm" >> "$logFile"
printf "%sdetails:borgKeyfileLocation %s-- %s[OK]%s\n" "$magenta" "$norm" "$ok" "$norm" >>"$logFile"
export BORG_KEY_FILE="${borgKeyfileLocation}"
fi
@ -536,23 +530,22 @@ if [ -n "${borgXtraListPath}" ]; then
xtraList="${xtraList} ${xtraItem}"
fi
done <<EOF
$( sed -e '/^\s*#.*$/d' -e '/^\s*$/d' "${borgXtraListPath}" )
$(sed -e '/^\s*#.*$/d' -e '/^\s*$/d' "${borgXtraListPath}")
EOF
printf "%sdetails:borgXtraListPath%s -- %s[OK]%s\n" \
"$magenta" "$norm" "$ok" "$norm" >> "$logFile"
includeXtra=1
printf "%sdetails:borgXtraListPath%s -- %s[OK]%s\n" \
"$magenta" "$norm" "$ok" "$norm" >>"$logFile"
includeXtra=1
fi
## check if exlusion list file is specified
## check if exclusion list file is specified
if [ -n "${borgExcludeListPath}" ]; then
# check if the file actually exists
if [ ! -f "${borgExcludeListPath}" ]; then
badDetails dne 'borgExcludeListPath'
fi
exclusions=1
exclusions=1
fi
### create borg temp dir:
## python requires a writable temporary directory when unpacking borg and
## executing commands. This defaults to /tmp but many systems mount /tmp with
@ -565,13 +558,12 @@ if [ ! -d "${borgBaseDir}/tmp" ]; then
exitError 132 "Unable to create borg ${borgBaseDir}/tmp directory"
else
printf "%s[%s] -- [INFO] Created %s%s/tmp " \
"$cyan" "$(stamp)" "$yellow" "${borgBaseDir}" >> "$logFile"
printf "%s--%s\n" "$cyan" "$norm" >> "$logFile"
"$cyan" "$(stamp)" "$yellow" "${borgBaseDir}" >>"$logFile"
printf "%s--%s\n" "$cyan" "$norm" >>"$logFile"
fi
fi
export TMPDIR="${borgBaseDir}/tmp"
### execute borg depending on whether extra files and/or exclusions are defined
## construct the proper borg commandline
@ -594,93 +586,90 @@ fi
# execute borg
printf "%s[%s] -- [INFO] Executing borg backup operation --%s\n" \
"$cyan" "$(stamp)" "$norm" >> "$logFile"
${borgCMD} 2>> "$logFile"
"$cyan" "$(stamp)" "$norm" >>"$logFile"
${borgCMD} 2>>"$logFile"
borgResult="$?"
## check borg exit status
if [ "$borgResult" -eq 0 ]; then
printf "%s[%s] -- [SUCCESS] Borg backup completed --%s\n" \
"$ok" "$(stamp)" "$norm" >> "$logFile"
"$ok" "$(stamp)" "$norm" >>"$logFile"
elif [ "$borgResult" -eq 1 ]; then
printf "%s[%s] -- [WARNING] Borg completed with warnings. " \
"$warn" "$(stamp)" >> "$logFile"
printf "Review this logfile for details --%s\n" "$norm" >> "$logFile"
warnCount=$((warnCount+1))
"$warn" "$(stamp)" >>"$logFile"
printf "Review this logfile for details --%s\n" "$norm" >>"$logFile"
warnCount=$((warnCount + 1))
elif [ "$borgResult" -ge 2 ]; then
err_1="Borg exited with a critical error. Please review this log file"
err_2="for details."
exitError 138 "$err_1 $err_2"
else
printf "%s[%s] -- [WARNING] Borg exited with unknown return code. " \
"$warn" "$(stamp)" >> "$logFile"
printf "Review this logfile for details --%s\n" "$norm" >> "$logFile"
warnCount=$((warnCount+1))
"$warn" "$(stamp)" >>"$logFile"
printf "Review this logfile for details --%s\n" "$norm" >>"$logFile"
warnCount=$((warnCount + 1))
fi
### execute borg prune if paramters are provided, otherwise skip with a warning
### execute borg prune if parameters are provided, otherwise skip with a warning
if [ -n "${borgPruneSettings}" ]; then
printf "%s[%s] -- [INFO] Executing borg prune operation --%s\n" \
"$cyan" "$(stamp)" "$norm" >> "$logFile"
"$cyan" "$(stamp)" "$norm" >>"$logFile"
# shellcheck disable=SC2086
borg prune --show-rc -v ${borgPruneParams} ${borgPruneSettings} \
2>> "$logFile"
2>>"$logFile"
borgPruneResult="$?"
else
printf "%s[%s] -- [WARNING] No prune parameters provided. " \
"$warn" "$(stamp)" >> "$logFile"
"$warn" "$(stamp)" >>"$logFile"
printf "Your archive will continue growing with each backup --%s\n" \
"$norm" >> "$logFile"
warnCount=$((warnCount+1))
"$norm" >>"$logFile"
warnCount=$((warnCount + 1))
fi
## report on prune operation if executed
if [ -n "${borgPruneResult}" ]; then
if [ "${borgPruneResult}" -eq 0 ]; then
printf "%s[%s] -- [SUCCESS] Borg prune completed --%s\n" \
"$ok" "$(stamp)" "$norm" >> "$logFile"
"$ok" "$(stamp)" "$norm" >>"$logFile"
elif [ "$borgPruneResult" -eq 1 ]; then
printf "%s[%s] -- [WARNING] Borg prune completed with warnings. " \
"$warn" "$(stamp)" >> "$logFile"
printf "Review this logfile for details --%s\n" "$norm" >> "$logFile"
warnCount=$((warnCount+1))
"$warn" "$(stamp)" >>"$logFile"
printf "Review this logfile for details --%s\n" "$norm" >>"$logFile"
warnCount=$((warnCount + 1))
elif [ "$borgPruneResult" -ge 2 ]; then
err_1="Borg prune exited with a critical error. Please review this"
err_2="log file for details."
exitError 139 "$err_1 $err_2"
else
printf "%s[%s] -- [WARNING] Borg prune exited with an unknown " \
"$warn" "$(stamp)" >> "$logFile"
"$warn" "$(stamp)" >>"$logFile"
printf "return code. Review this logfile for details --%s\n" \
"$norm" >> "$logFile"
warnCount=$((warnCount+1))
"$norm" >>"$logFile"
warnCount=$((warnCount + 1))
fi
fi
### all processes successfully completed, cleanup and exit gracefully
# note successful completion of borg commands
printf "%s[%s] -- [SUCCESS] Backup operations completed --%s\n" \
"$ok" "$(stamp)" "$norm" >> "$logFile"
"$ok" "$(stamp)" "$norm" >>"$logFile"
# cleanup
cleanup
# note complete success, tally warnings and exit
printf "%s[%s] -- [SUCCESS] All processes completed --%s\n" \
"$ok" "$(stamp)" "$norm" >> "$logFile"
"$ok" "$(stamp)" "$norm" >>"$logFile"
printf "%s[%s] --- %s execution completed ---%s\n" \
"$magenta" "$(stamp)" "$scriptName" "$norm" >> "$logFile"
"$magenta" "$(stamp)" "$scriptName" "$norm" >>"$logFile"
if [ "$warnCount" -gt 0 ]; then
printf "%s%s warnings issued!%s\n" "$warn" "${warnCount}" "$norm" >> "$logFile"
printf "%s%s warnings issued!%s\n" "$warn" "${warnCount}" "$norm" >>"$logFile"
else
printf "%s0 warnings issued.%s\n" "$ok" "$norm" >> "$logFile"
printf "%s0 warnings issued.%s\n" "$ok" "$norm" >>"$logFile"
fi
exit 0
### error codes
# 1: parameter error
# 2: not run as root