Improve rebuild feature: handle check upgrade status changes, run rebuild via cron and add a deploy cron job
This commit is contained in:
parent
2b07eab7e2
commit
4fb2db5be6
1 changed files with 460 additions and 259 deletions
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@ -10,24 +10,42 @@ ENGINE="auto"
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POSSIBLE_ENGINES=( "auto" "docker" "podman" )
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DOCKERCOMPOSE_FILE=""
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DEBUG=0
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CONSOLE=0
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LOG_FILE=0
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MAX_PARALLEL_CHECKS=4
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ONLY_CONTAINERS=()
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EXCLUDED_CONTAINERS=( buildx_buildkit_default )
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REBUILD=0
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REBUILD_LOCK_FILE="/var/tmp/$( basename $0 ).lock"
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REBUILD_LOG_FILE="/var/tmp/$( basename $0 ).log"
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REBUILD_DATA_DIR="/var/log/$(basename $0)"
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REBUILD_CRON=0
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DEPLOY_CRON=0
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declare -rA CHECK_PLUGINS=(
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["/usr/lib/nagios/plugins/check_apt"]="/usr/lib/nagios/plugins/check_apt -u -U -t 60 -l"
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["/usr/lib/nagios/plugins/check_apk"]="/usr/lib/nagios/plugins/check_apk"
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)
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function now() { [[ -z "$1" ]] && date "+%F %H:%M:%S" || date -d "@$1" "+%F %H:%M:%S" ; }
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function current_time() { date "+%s"; }
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function debug() {
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if [ $DEBUG -eq 1 ]
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then
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[[ $DEBUG -eq 0 ]] && return
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if [[ -n "$LOG_FILE" ]] && [[ $CONSOLE -eq 1 ]]; then
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echo -e "$(now) - [DEBUG] $@" | tee -a "$LOG_FILE" 2>&1
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elif [[ -n "$LOG_FILE" ]]; then
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echo -e "$(now) - [DEBUG] $@" >> "$LOG_FILE"
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else
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>&2 echo -e "[DEBUG] $@"
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fi
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}
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function log() {
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[[ -n "$LOG_FILE" ]] && echo -e "$(now) - [$1] ${@:2}" >> "$LOG_FILE"
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[[ "$1" == "ERROR" ]] && >&2 echo -e "ERROR - ${@:2}" || echo -e "${@:2}"
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}
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function message() { log INFO $@ ; }
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function error() { log ERROR $@ ; }
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function is_empty() {
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[ $# -gt 0 ] && return 1
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return 0
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@ -50,19 +68,91 @@ function implode() {
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fi
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}
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function format_duration {
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local T=$1
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local D=$((T/60/60/24))
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local H=$((T/60/60%24))
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local M=$((T/60%60))
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local S=$((T%60))
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(( $D > 0 )) && printf '%d days and ' $D
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printf '%02d:%02d:%02d' $H $M $S
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}
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REBUILD_STATUS_FILE=""
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function rebuild_status_file() {
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[[ ! -e "$REBUILD_DATA_DIR" ]] && mkdir -p "$REBUILD_DATA_DIR"
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[[ -z "$REBUILD_STATUS_FILE" ]] && \
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REBUILD_STATUS_FILE="$REBUILD_DATA_DIR/status.json"
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[[ -e "$REBUILD_STATUS_FILE" ]] || echo '{}' > "$REBUILD_STATUS_FILE"
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echo "$REBUILD_STATUS_FILE"
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}
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function rebuild_status() {
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if [[ -z "$1" ]]; then
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cat "$(rebuild_status_file)"
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else
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rebuild_status | jq -r --arg container "$1" '.[$container]'
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fi
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}
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function update_rebuild_status() {
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if [[ "$1" == "-d" ]]; then
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local data=$(
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rebuild_status | jq \
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--arg container "$2" \
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'del(.[$container])'
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)
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else
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local args=( --arg container "$1" )
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local expr=( )
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for arg in "${@:2}"; do
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local name=$( echo "$arg" | cut -d'=' -f1 )
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local value=$( echo "$arg" | sed 's/[^=]\+=//' )
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args+=( --arg "$name" "$value" )
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expr+=( ".[\$container].$name=\$$name" )
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done
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local data=$(
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rebuild_status | jq \
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"${args[@]}" "$( implode ' | ' "${expr[@]}" )"
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)
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fi
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cat <<< $data > $(rebuild_status_file)
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}
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function remove_rebuild_status() {
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rebuild_status_file > /dev/null
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[[ -e "$REBUILD_STATUS_FILE" ]] || return 0
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debug "Remove previous rebuild status file ($REBUILD_STATUS_FILE) and log files it contains"
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for log in $( jq -r '.[] | .log' $REBUILD_STATUS_FILE ); do
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debug " remove old container log file $log"
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rm -f $log
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done
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debug " remove status file"
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rm -f "$REBUILD_STATUS_FILE"
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}
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function usage() {
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error="$1"
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[ -n "$error" ] && echo "$error"
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[ -n "$error" ] && message "$error"
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cat << EOF
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Usage : $(basename $0) [-d] [-E /path/to/engine] [container1,...]
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-E [path] Force a specific engine (possible values: ${POSSIBLE_ENGINES[@]}, default: $ENGINE)
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-E [path] Force a specific engine (possible values: ${POSSIBLE_ENGINES[@]},
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default: $ENGINE)
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-x [container] Exclude specified container (could be repeat)
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-M [integer] Max number of container checks to run in parallel (default: $MAX_PARALLEL_CHECKS, 0=no limit)
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-f [docker-compose.yml] To check upgrade on docker compose project, specified the path of the docker-compose.yml file
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-b|--build|--rebuild Trigger container build if upgrade detected (only possible if a docker compose file if provided)
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--rebuild-lock Specify rebuild lock file path (default: ${REBUILD_LOCK_FILE})
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--rebuild-log Specify rebuild log file path (default: ${REBUILD_LOG_FILE})
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-M [integer] Max number of container checks to run in parallel
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(default: $MAX_PARALLEL_CHECKS, 0=no limit)
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-f [docker-compose.yml] To check upgrade on docker compose project, specified the path of the
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docker-compose.yml file
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-b|--build|--rebuild Trigger container build if upgrade detected (only possible if a docker
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compose file if provided)
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--rebuild-path Specify rebuild data directory path (default: ${REBUILD_DATA_DIR})
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--rebuild-cron Start in rebuild cron mode: rebuild containers detected and mark to be
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rebuilt on status file.
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--deploy-cron Start in deploy cron mode: deploy containers known as rebuilt in status
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file.
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-d Debug mode
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-l Log file
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-C Console logging (even if log file is specify)
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-X Enable bash tracing (=set -x)
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-h Show this message
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EOF
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@ -78,6 +168,13 @@ do
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-d)
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DEBUG=1
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;;
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-C)
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CONSOLE=1
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;;
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-l)
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((idx++))
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LOG_FILE=${!idx}
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;;
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-h)
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usage
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;;
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@ -96,13 +193,9 @@ do
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-b|--build|--rebuild)
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REBUILD=1
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;;
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--rebuild-lock)
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--rebuild-path)
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((idx++))
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REBUILD_LOCK_FILE="${!idx}"
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;;
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--rebuild-log)
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((idx++))
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REBUILD_LOG_FILE="${!idx}"
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REBUILD_DATA_DIR="${!idx}"
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;;
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-x)
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((idx++))
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@ -115,6 +208,12 @@ do
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-X)
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set -x
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;;
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--rebuild-cron)
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REBUILD_CRON=1
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;;
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--deploy-cron)
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DEPLOY_CRON=1
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;;
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*)
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ONLY_CONTAINERS+=( $OPT )
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;;
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@ -122,6 +221,8 @@ do
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((idx++))
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done
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debug "Start with parameters: $@"
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! is_empty $ONLY_CONTAINERS && debug "Only containers: ${ONLY_CONTAINERS[@]}"
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if [ "$ENGINE" == "auto" ]
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@ -141,16 +242,88 @@ then
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done
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if [ -z "$ENGINE" ]
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then
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echo "UNKNOWN - Fail to auto-detect engine"
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message "UNKNOWN - Fail to auto-detect engine"
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exit 3
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fi
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debug "Auto-detected engine: $ENGINE"
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fi
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if [ -n "$DOCKERCOMPOSE_FILE" -a ! -e "$DOCKERCOMPOSE_FILE" ]
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then
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echo "UNKNOWN - Docker compose file not found ($DOCKERCOMPOSE_FILE)"
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if [[ -n "$DOCKERCOMPOSE_FILE" ]]; then
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if [[ ! -e "$DOCKERCOMPOSE_FILE" ]]; then
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message "UNKNOWN - Docker compose file not found ($DOCKERCOMPOSE_FILE)"
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exit 3
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fi
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which "${ENGINE}-compose" > /dev/null 2>&1 && \
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COMPOSE_BIN="${ENGINE}-compose" || \
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COMPOSE_BIN="$ENGINE compose"
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debug "Docker compose bin: $COMPOSE_BIN"
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fi
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if [[ $REBUILD_CRON -eq 1 ]]; then
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to_rebuild=(
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$(
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rebuild_status | jq -r -c \
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'to_entries[] | select((.value.start_date|not) and (.value.error|not)) | .key'
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)
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)
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if [[ ${#to_rebuild[@]} -eq 0 ]]; then
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debug "No container need to be rebuild"
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exit 0
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fi
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message "${#to_rebuild[@]} container(s) to rebuild: ${to_rebuild[@]}"
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error=0
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for container in ${to_rebuild[@]}; do
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log="$REBUILD_DATA_DIR/$container.log"
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message " $container: start building image (log=$log)"
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start_time=$(current_time)
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update_rebuild_status "$container" "start_date=$(now $start_time)" "log=$log"
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$COMPOSE_BIN -f $DOCKERCOMPOSE_FILE build --no-cache $container >> $log 2>&1
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result=$?
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end_time=$(current_time)
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(( duration=end_time-start_time ))
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duration=$(format_duration $duration)
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container_info=( "end_date=$(now $end_time)" "duration=$duration" )
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if [[ $result -eq 0 ]]; then
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message " $container: rebuilt in $duration"
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else
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error " $container: fail to rebuild image"
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container_info+=( "error=fail to rebuild image" )
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fi
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update_rebuild_status "$container" "${container_info[@]}"
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done
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message "No more container to rebuild, stop"
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exit 0
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fi
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if [[ $DEPLOY_CRON -eq 1 ]]; then
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to_deploy=(
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$(
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rebuild_status | jq -r -c \
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'to_entries[] | select((.value.end_date) and (.value.error|not)) | .key'
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)
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)
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if [[ ${#to_deploy[@]} -eq 0 ]]; then
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debug "No container need to be deploy"
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exit 0
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fi
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message "${#to_deploy[@]} container(s) to deploy: ${to_deploy[@]}"
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error=0
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for container in ${to_deploy[@]}; do
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message " $container: deploying..."
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log="$REBUILD_DATA_DIR/$container.log"
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$COMPOSE_BIN -f $DOCKERCOMPOSE_FILE up -d --no-deps $container > $log 2>&1
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if [[ $? -eq 0 ]]; then
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message " $container: done"
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update_rebuild_status -d "$container"
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rm -f $log
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else
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error " $container: fail to deploy new container image"
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update_rebuild_status "$container" "error=fail to deploy new container image"
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error=1
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fi
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done
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message "done"
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exit $error
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fi
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EXIT_CODE=0
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@ -159,19 +332,13 @@ declare -A CONTAINER_PID
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declare -A UP_TO_DATE
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declare -A ERRORS
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declare -A UNKNOWNS
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UPGRADABLE_CONTAINERS=( )
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declare -A UPGRADABLE_CONTAINERS
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CHECKED_CONTAINERS=( )
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debug "List running containers..."
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if [ -n "$DOCKERCOMPOSE_FILE" ]
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then
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which "${ENGINE}-compose" > /dev/null 2>&1 \
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&& COMPOSE_BIN="${ENGINE}-compose" \
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|| COMPOSE_BIN="$ENGINE compose"
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RUNNING_CONTAINERS=$($COMPOSE_BIN -f $DOCKERCOMPOSE_FILE ps --format '{{.Service}}' | tr '\n' ' ')
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else
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[[ -n "$DOCKERCOMPOSE_FILE" ]] && \
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RUNNING_CONTAINERS=$($COMPOSE_BIN -f $DOCKERCOMPOSE_FILE ps --format '{{.Service}}' | tr '\n' ' ') ||
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RUNNING_CONTAINERS=$($ENGINE ps --format '{{.Names}}' | tr '\n' ' ')
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fi
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debug "Running containers: $RUNNING_CONTAINERS"
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function exec_in_container() {
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@ -256,7 +423,8 @@ do
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UP_TO_DATE+=( ["$container"]=$STATUS )
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else
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ERRORS+=( ["$container"]=$STATUS )
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[ $ex -ge 3 ] && UNKNOWNS+=( "$container" ) || UPGRADABLE_CONTAINERS+=( "$container" )
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[ $ex -ge 3 ] && UNKNOWNS+=( "$container" ) || \
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UPGRADABLE_CONTAINERS+=( ["$container"]="$STATUS" )
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fi
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[ $EXIT_CODE -ge $ex ] && continue
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[ $ex -gt 3 ] && ex=3
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@ -282,7 +450,7 @@ debug "Final exit code: $EXIT_CODE"
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debug "Check containers (${#CHECKED_CONTAINERS[@]}): $( implode ", " "${CHECKED_CONTAINERS[@]}" )"
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debug "Up-to-date containers (${#UP_TO_DATE[@]}): $( implode ", " "${!UP_TO_DATE[@]}" )"
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debug "Upgradable containers (${#UPGRADABLE_CONTAINERS[@]}): $( implode ", " "${UPGRADABLE_CONTAINERS[@]}" )"
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debug "Upgradable containers (${#UPGRADABLE_CONTAINERS[@]}): $( implode ", " "${!UPGRADABLE_CONTAINERS[@]}" )"
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debug "Containers with errors (${#ERRORS[@]}): $( implode ", " "${!ERRORS[@]}" )"
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debug "Not found containers (${#NOTFOUNDS[@]}): $( implode ", " "${NOTFOUNDS[@]}" )"
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@ -295,83 +463,116 @@ PERF_DATA=(
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"unknown_state_containers=${#UNKNOWNS[@]};;;0;$CONTAINER_COUNTS"
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)
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# Compute performance data as string
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PERF_DATA_TXT="$( implode " " "${PERF_DATA[@]}" )"
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# Display check result message
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case $EXIT_CODE in
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0)
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echo -n "OK - All ${#UP_TO_DATE[@]} container(s) are up-to-date"
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message "OK - All ${#UP_TO_DATE[@]} container(s) are up-to-date |$PERF_DATA_TXT"
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;;
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1)
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echo -n "WARNING - ${#ERRORS[@]} container(s) need to be updated"
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message "WARNING - ${#ERRORS[@]} container(s) need to be updated |$PERF_DATA_TXT"
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;;
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2)
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echo -n "CRITICAL - ${#ERRORS[@]} container(s) need to be updated"
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message "CRITICAL - ${#ERRORS[@]} container(s) need to be updated |$PERF_DATA_TXT"
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;;
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*)
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echo -n "UNKNOWN - fail to retrieve status of ${#UNKNOWNS[@]} container(s)"
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message "UNKNOWN - fail to retrieve status of ${#UNKNOWNS[@]} container(s) |$PERF_DATA_TXT"
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;;
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esac
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# Add performance data
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echo " |$( implode " " "${PERF_DATA[@]}" )"
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# Trigger container build (if need, enabled and docker compose file is provided)
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if [ $REBUILD -eq 1 ]
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then
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debug "Check if we have to trigger some rebuild (status file: $(rebuild_status_file))"
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if [ ${#UPGRADABLE_CONTAINERS[@]} -eq 0 ]
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then
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debug "No upgradable container to rebuild"
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if [ -e "$REBUILD_LOCK_FILE" ]
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then
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debug "Remove previous rebuild lock file ($REBUILD_LOCK_FILE)"
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rm -f "$REBUILD_LOCK_FILE"
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fi
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remove_rebuild_status
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elif [ -z "$DOCKERCOMPOSE_FILE" ]
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then
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echo
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echo "WARNING: No docker compose file provided, can't trigger rebuild of following container(s):"
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echo "- $( implode "\n- " ${UPGRADABLE_CONTAINERS[@]} )"
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elif [ -e "$REBUILD_LOCK_FILE" ]
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then
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REBUILD_PID=$(cat $REBUILD_LOCK_FILE)
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echo
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if [ -d "/proc/$REBUILD_PID" ]
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then
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echo "Rebuild already triggered on $( stat --format %y "$REBUILD_LOCK_FILE" ) (PID: $REBUILD_PID)"
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echo "You could follow it in its log file: ${REBUILD_LOG_FILE}"
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message
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message "WARNING: No docker compose file provided, can't trigger rebuild of following" \
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"container(s):"
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message "- $( implode "\n- " ${UPGRADABLE_CONTAINERS[@]} )"
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else
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echo "Container images already rebuilt (see ${REBUILD_LOG_FILE} for details)."
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echo "You could recreate and restart them using the following command:"
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echo
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echo " $COMPOSE_BIN -f $DOCKERCOMPOSE_FILE up -d --no-deps ${UPGRADABLE_CONTAINERS[@]}"
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echo
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echo "Note:"
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echo " If new updates was published since rebuild was triggered, remove the"
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echo " '$REBUILD_LOCK_FILE' file and recheck it to trigger a new build."
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message "Rebuilding containers:"
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REBUILT_CONTAINERS=()
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for container in ${!UPGRADABLE_CONTAINERS[@]}; do
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need_rebuild=0
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container_data=$( rebuild_status "$container" )
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if [[ "$container_data" != "null" ]]; then
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debug "$container: data=$container_data"
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trigger_date=$( jq -r .trigger_date <<< $container_data )
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start_date=$( jq -r .start_date <<< $container_data )
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end_date=$( jq -r .end_date <<< $container_data )
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log=$( jq -r .log <<< $container_data )
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if [[ "$start_date" == "null" ]]; then
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debug "$container: build triggered but not yet started"
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message "- $container: rebuild triggered on $trigger_date and not yet started"
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elif [[ "$end_date" == "null" ]]; then
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debug "$container: rebuild triggered on $trigger_date and started on" \
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"$start_date, but not yet finish"
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message "- $container: rebuild triggered on $trigger_date and started on" \
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"$start_date, but not yet finish (log: $log)"
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else
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duration=$( jq -r .duration <<< $container_data )
|
||||
debug "$container: rebuilt in $duration on $start_date (finish on $end_date)"
|
||||
prev_status=$( jq -r .status <<< $container_data )
|
||||
if [[ "$prev_status" == "${UPGRADABLE_CONTAINERS[$container]}" ]]; then
|
||||
error=$( jq -r .error <<< $container_data )
|
||||
if [[ "$error" != "null" ]]; then
|
||||
message "- $container: $error (log: $log)"
|
||||
else
|
||||
message "- $container: already rebuilt in $duration (rebuild" \
|
||||
"triggered on $trigger_date, started on $start_date and finish" \
|
||||
"at $end_date,log: $log)"
|
||||
REBUILT_CONTAINERS+=( $container )
|
||||
fi
|
||||
echo
|
||||
else
|
||||
echo
|
||||
echo "Trigger rebuild of following container(s): ${UPGRADABLE_CONTAINERS[@]}"
|
||||
echo "You could follow the rebuild process in its log file: ${REBUILD_LOG_FILE}"
|
||||
echo "You will able to recreate and restart them using the following command:"
|
||||
echo
|
||||
echo " $COMPOSE_BIN -f $DOCKERCOMPOSE_FILE up -d --no-deps ${UPGRADABLE_CONTAINERS[@]}"
|
||||
echo
|
||||
update_rebuild_status -d "$container"
|
||||
message "- $container: upgrade status change since last rebuild, rebuild" \
|
||||
"it again"
|
||||
need_rebuild=1
|
||||
fi
|
||||
fi
|
||||
else
|
||||
debug "$container: not found in status file"
|
||||
need_rebuild=1
|
||||
fi
|
||||
if [[ $need_rebuild -eq 1 ]]; then
|
||||
update_rebuild_status "$container" \
|
||||
"trigger_date=$(now)" "status=${UPGRADABLE_CONTAINERS[$container]}"
|
||||
message "- $container: rebuild triggered"
|
||||
else
|
||||
debug "$container: rebuild not need"
|
||||
fi
|
||||
done
|
||||
|
||||
$COMPOSE_BIN -f $DOCKERCOMPOSE_FILE build --no-cache ${UPGRADABLE_CONTAINERS[@]} > $REBUILD_LOG_FILE 2>&1 &
|
||||
echo $! > "$REBUILD_LOCK_FILE"
|
||||
# Handle rebuilt containers
|
||||
if [[ ${#REBUILT_CONTAINERS[@]} -gt 0 ]]; then
|
||||
message
|
||||
message "Some containers are ready to be recreated and restarted."
|
||||
message "Run the following command to do it:"
|
||||
message
|
||||
message " $COMPOSE_BIN -f $DOCKERCOMPOSE_FILE up -d --no-deps ${REBUILT_CONTAINERS[@]}"
|
||||
fi
|
||||
message
|
||||
fi
|
||||
fi
|
||||
|
||||
# Display details, starting by errors
|
||||
for container in ${!ERRORS[@]}
|
||||
do
|
||||
echo ${container} - ${ERRORS[${container}]}
|
||||
message ${container} - ${ERRORS[${container}]}
|
||||
done
|
||||
|
||||
for container in ${!UP_TO_DATE[@]}
|
||||
do
|
||||
echo ${container} - ${UP_TO_DATE[${container}]}
|
||||
message ${container} - ${UP_TO_DATE[${container}]}
|
||||
done
|
||||
|
||||
exit $EXIT_CODE
|
||||
|
||||
# vim: shiftwidth=4 tabstop=4 expandtab
|
||||
|
|
|
|||
Loading…
Reference in a new issue