Files
dokku/plugins/scheduler-docker-local/scheduler-retire
2020-02-10 02:40:59 -05:00

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#!/usr/bin/env bash
set -eo pipefail
[[ $DOKKU_TRACE ]] && set -x
source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
source "$PLUGIN_AVAILABLE_PATH/scheduler-docker-local/internal-functions"
trigger-scheduler-docker-local-scheduler-retire() {
declare desc="retires all old containers once they have aged out"
declare trigger="scheduler-retire"
local DEAD_CONTAINER_FILE="${DOKKU_LIB_ROOT}/data/scheduler-docker-local/dead-containers"
local APP CID CURRENT_TIME DEAD_TIME STATE
if [[ ! -f "$DEAD_CONTAINER_FILE" ]]; then
return
fi
DEAD_CONTAINERS=()
while read line; do
CURRENT_TIME="$(date +%s)"
APP="$(echo "$line" | cut -d ' ' -f1)"
CID="$(echo "$line" | cut -d ' ' -f2)"
DEAD_TIME="$(echo "$line" | cut -d ' ' -f3)"
if [[ "$CURRENT_TIME" -le "$DEAD_TIME" ]]; then
continue
fi
fn-scheduler-docker-local-retire-container "$APP" "$CID" "$DEAD_TIME"
STATE="$("$DOCKER_BIN" container inspect --format "{{ .State.Status }}" "$CID" 2>/dev/null || true)"
if [[ -z "$STATE" ]]; then
DEAD_CONTAINERS+=("$CID")
continue
fi
if [[ "$STATE" == "running" ]]; then
dokku_log_warn "Container ${CID} still running"
continue
fi
"$DOCKER_BIN" container rm --force "$CID" >/dev/null 2>&1 || true
if "$DOCKER_BIN" container inspect "${CID}" >/dev/null 2>&1; then
dokku_log_warn "Container ${CID} still running"
continue
fi
DEAD_CONTAINERS+=("$CID")
done <"$DEAD_CONTAINER_FILE"
for CID in "${DEAD_CONTAINERS[@]}"; do
sed -i "/${CID}/d" "$DEAD_CONTAINER_FILE"
done
}
trigger-scheduler-docker-local-scheduler-retire "$@"