282 lines
7.9 KiB
Bash
Executable File
282 lines
7.9 KiB
Bash
Executable File
#!/bin/sh
|
||
|
||
# This script will check if Maco require an upgrade and
|
||
# will prepare the host in order to apply upgrade :
|
||
# 1. Disable SGE queue
|
||
# 2. Create a temp file (/tmp/.maco.upgrade or /tmp/.maco.urgent.upgrade)
|
||
|
||
# This script can be call by a cronjob (eg. weekly)
|
||
# Another script should try to apply upgrades also with cron (eg. hourly)
|
||
|
||
# Vars {{{
|
||
readonly PROGNAME=$(basename "${0}")
|
||
readonly PROGDIR=$(readlink -m $(dirname "${0}"))
|
||
readonly ARGS="${*}"
|
||
readonly NBARGS="${#}"
|
||
|
||
[ -z "${DEBUG}" ] && DEBUG=1
|
||
## Export DEBUG for sub-script
|
||
export DEBUG
|
||
|
||
# If output message should be displayed
|
||
[ -z "${OUTPUT_MESSAGE}" ] && OUTPUT_MESSAGE=0
|
||
## Export OUTPUT_MESSAGE for sub-script
|
||
export OUTPUT_MESSAGE
|
||
|
||
# If modifications should be applied
|
||
[ -z "${SIMULATE_MODE}" ] && SIMULATE_MODE=1
|
||
|
||
## Colors
|
||
readonly PURPLE='\033[1;35m'
|
||
readonly RED='\033[0;31m'
|
||
readonly RESET='\033[0m'
|
||
readonly COLOR_DEBUG="${PURPLE}"
|
||
|
||
## Maco
|
||
readonly MACO_LOCAL_DIR="/opt/maco"
|
||
readonly MACO_INSTALL_DIR="/mnt/store.ipr/InstallProgs/ipr/maco"
|
||
readonly MACO_TMP_FILE="/tmp/.maco.upgrade"
|
||
readonly MACO_TMP_URGENT_FILE="/tmp/.maco.urgent.upgrade"
|
||
# }}}
|
||
|
||
usage() { # {{{
|
||
|
||
cat <<- EOF
|
||
usage: $PROGNAME [-h,--help|-d,--debug|-s,--simulate]
|
||
|
||
Compare current version of Maco script with the latest and
|
||
the urgent versions then try to prepare the host by:
|
||
* Disabling SGE queue
|
||
|
||
EXAMPLES:
|
||
- Verify Maco's upgrade and prepare the current host
|
||
${PROGNAME}
|
||
EOF
|
||
|
||
}
|
||
# }}}
|
||
debug_message() { # {{{
|
||
|
||
local_debug_message="${1}"
|
||
|
||
## Print message if DEBUG is enable (=0)
|
||
[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6b\e[m\n' "DEBUG − ${PROGNAME}: ${local_debug_message}"
|
||
|
||
}
|
||
# }}}
|
||
message() { # {{{
|
||
|
||
local_message="${1}"
|
||
|
||
## Print message if OUTPUT_MESSAGE is enable (=0)
|
||
[ "${OUTPUT_MESSAGE}" -eq "0" ] && printf '%b\n' "${local_message}"
|
||
|
||
return 0
|
||
|
||
}
|
||
# }}}
|
||
is_var_empty() { # {{{
|
||
|
||
## Return False by default
|
||
return_var_empty="1"
|
||
## Total number of variables to test
|
||
local_total_var="${#}"
|
||
|
||
loop_count_var_empty="0"
|
||
|
||
## While it remains a variable to test
|
||
while [ "${local_total_var}" -gt "${loop_count_var_empty}" ]; do
|
||
debug_message "is_var_empty − \
|
||
Test var: ${1}."
|
||
### Test if this is empty and set return value to True
|
||
[ -z "${1}" ] && return_var_empty="0"
|
||
|
||
### Increase the number of tested variables
|
||
loop_count_var_empty=$((loop_count_var_empty+1))
|
||
|
||
### Shift to the next variable
|
||
shift
|
||
done
|
||
|
||
return "${return_var_empty}"
|
||
|
||
}
|
||
# }}}
|
||
is_maco_urgent_upgrade_require() { # {{{
|
||
|
||
return_urgent_upgrade=""
|
||
|
||
if [ "${URGENT_TIMESTAMP}" -gt "${CURRENT_TIMESTAMP}" ]; then
|
||
debug_message "is_maco_urgent_upgrade_require − \
|
||
Urgent Maco upgrade is available (from version ${CURRENT_MACO_VERSION} to ${URGENT_MACO_VERSION})."
|
||
message "Urgent Maco upgrade is available (from version ${CURRENT_MACO_VERSION} to ${URGENT_MACO_VERSION})."
|
||
return_urgent_upgrade="0"
|
||
## Also create an urgent temp file that can be monitored
|
||
## touch and append to keep existing content
|
||
touch "${MACO_TMP_URGENT_FILE}" && echo "Urgent Maco upgrade is available (from version ${CURRENT_MACO_VERSION} to ${URGENT_MACO_VERSION})." >> "${MACO_TMP_URGENT_FILE}"
|
||
else
|
||
debug_message "is_maco_urgent_upgrade_require − \
|
||
Local Maco (${CURRENT_MACO_VERSION}) is newer than urgent upgrade (${URGENT_MACO_VERSION})."
|
||
return_urgent_upgrade="1"
|
||
## Ensure urgent temp file is not present
|
||
rm -f -- "${MACO_TMP_URGENT_FILE}"
|
||
fi
|
||
|
||
return "${return_urgent_upgrade}"
|
||
|
||
}
|
||
# }}}
|
||
is_maco_upgrade_require() { # {{{
|
||
|
||
return_upgrade=""
|
||
|
||
if [ "${LATEST_TIMESTAMP}" -gt "${CURRENT_TIMESTAMP}" ]; then
|
||
debug_message "is_maco_upgrade_require − \
|
||
Latest Maco upgrade is available (from version ${CURRENT_MACO_VERSION} to ${LATEST_MACO_VERSION})."
|
||
message "Latest Maco upgrade is available (from version ${CURRENT_MACO_VERSION} to ${LATEST_MACO_VERSION})."
|
||
return_upgrade="0"
|
||
## Also create a temp file that can be monitored
|
||
## touch and append to keep existing content
|
||
touch "${MACO_TMP_FILE}" && echo "Latest Maco upgrade is available (from version ${CURRENT_MACO_VERSION} to ${LATEST_MACO_VERSION})." >> "${MACO_TMP_FILE}"
|
||
else
|
||
debug_message "is_maco_upgrade_require − \
|
||
Local Maco (${CURRENT_MACO_VERSION}) seems up to date (latest: ${LATEST_MACO_VERSION})."
|
||
return_upgrade="1"
|
||
## Ensure temp file is not present
|
||
rm -f -- "${MACO_TMP_FILE}"
|
||
fi
|
||
|
||
return "${return_upgrade}"
|
||
|
||
}
|
||
# }}}
|
||
is_maco_uptodate() { # {{{
|
||
|
||
return_uptodate=""
|
||
|
||
if [ "${CURRENT_TIMESTAMP}" = "${LATEST_TIMESTAMP}" ]; then
|
||
debug_message "is_maco_uptodate − \
|
||
Local Maco (${CURRENT_MACO_VERSION}) is up to date (latest: ${LATEST_MACO_VERSION})."
|
||
message "Local Maco (${CURRENT_MACO_VERSION}) is up to date (latest: ${LATEST_MACO_VERSION})."
|
||
return_uptodate="0"
|
||
## Ensure to remove temp files
|
||
rm -f -- "${MACO_TMP_FILE}" "${MACO_TMP_URGENT_FILE}"
|
||
else
|
||
debug_message "is_maco_uptodate − \
|
||
Local Maco version (${CURRENT_MACO_VERSION}) is different from latest version (${LATEST_MACO_VERSION})."
|
||
return_uptodate="1"
|
||
fi
|
||
|
||
return "${return_uptodate}"
|
||
|
||
}
|
||
# }}}
|
||
prepare_host_for_upgrade() { # {{{
|
||
|
||
sge_disable_host_queue_script="${PROGDIR}/sge.disable.host.queue.sh"
|
||
|
||
if [ "${SIMULATE_MODE}" -eq 0 ]; then
|
||
return 0
|
||
else
|
||
|
||
debug_message "prepare_host_for_upgrade − \
|
||
Disable SGE queue."
|
||
sh "${sge_disable_host_queue_script}"
|
||
|
||
return "${?}"
|
||
fi
|
||
|
||
}
|
||
# }}}
|
||
main() { # {{{
|
||
|
||
## Get all Maco's versions (date)
|
||
readonly CURRENT_MACO_VERSION=$(< "${MACO_LOCAL_DIR}/maco-version.txt" awk -v FS=. '{ print $1 "-" $2 "-" $3 "T" $4 ":" $5 ":" $6 }' )
|
||
readonly LATEST_MACO_VERSION=$(< "${MACO_INSTALL_DIR}/maco-version.txt" awk -v FS=. '{ print $1 "-" $2 "-" $3 "T" $4 ":" $5 ":" $6 }' )
|
||
readonly URGENT_MACO_VERSION=$(< "${MACO_INSTALL_DIR}/urgent-maco-version.txt" awk -v FS=. '{ print $1 "-" $2 "-" $3 "T" $4 ":" $5 ":" $6 }' )
|
||
## Convert version to timestamp
|
||
readonly CURRENT_TIMESTAMP=$(date -d "${CURRENT_MACO_VERSION}" "+%s")
|
||
readonly LATEST_TIMESTAMP=$(date -d "${LATEST_MACO_VERSION}" "+%s")
|
||
readonly URGENT_TIMESTAMP=$(date -d "${URGENT_MACO_VERSION}" "+%s")
|
||
|
||
## If a variable is empty
|
||
## Exit with error code
|
||
is_var_empty "${CURRENT_MACO_VERSION}" "${LATEST_MACO_VERSION}" "${URGENT_MACO_VERSION}" "${CURRENT_TIMESTAMP}" "${LATEST_TIMESTAMP}" "${URGENT_TIMESTAMP}" \
|
||
&& exit 1
|
||
|
||
is_maco_uptodate \
|
||
&& exit 0
|
||
|
||
is_maco_upgrade_require \
|
||
&& prepare_host_for_upgrade \
|
||
&& exit 0
|
||
|
||
is_maco_urgent_upgrade_require \
|
||
&& prepare_host_for_upgrade \
|
||
&& exit 0
|
||
|
||
}
|
||
# }}}
|
||
|
||
# Manage arguments # {{{
|
||
# This code can't be in a function due to arguments
|
||
|
||
if [ ! "${NBARGS}" -eq "0" ]; then
|
||
|
||
manage_arg="0"
|
||
# Parse all options (start with a "-") one by one
|
||
while printf -- '%s' "${1}" | grep -q -E -- "^-*"; do
|
||
|
||
case "${1}" in
|
||
-h|--help ) ## help
|
||
usage
|
||
## Exit after help informations
|
||
exit 0
|
||
;;
|
||
-d|--debug ) ## debug
|
||
DEBUG=0
|
||
## Re-export new DEBUG value
|
||
export DEBUG
|
||
;;
|
||
-q|--quiet ) ## Silent mode
|
||
## Avoid to display any message on standard output
|
||
OUTPUT_MESSAGE=1
|
||
;;
|
||
-s|--simulate ) ## Simulate mode
|
||
## Only display messages
|
||
SIMULATE_MODE=0
|
||
;;
|
||
-- ) ## End of options list
|
||
## End the while loop
|
||
break
|
||
;;
|
||
* )
|
||
printf '%b\n' "${RED}Invalid option: ${1}${RESET}"
|
||
printf '%b\n' "---"
|
||
usage
|
||
exit 1
|
||
;;
|
||
esac
|
||
|
||
debug_message "Arguments management − \
|
||
${1} option managed."
|
||
|
||
## Next arg
|
||
shift
|
||
manage_arg=$((manage_arg+1))
|
||
|
||
done
|
||
|
||
debug_message "Arguments management − \
|
||
${manage_arg} argument(s) successfully managed."
|
||
else
|
||
debug_message "Arguments management − \
|
||
No arguments/options to manage."
|
||
fi
|
||
|
||
# }}}
|
||
|
||
main
|
||
|
||
exit 255
|