Files
dokku/plugins/scheduler-docker-local/scheduler-run
Jose Diaz-Gonzalez 9f8058dd78 Merge pull request #8114 from dokku/8052-run-exec
Ensure we can execute run commands when exec is executed as part of an entrypoint
2025-11-19 21:40:36 -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 "$PLUGIN_AVAILABLE_PATH/config/functions"
source "$PLUGIN_AVAILABLE_PATH/scheduler-docker-local/internal-functions"
trigger-scheduler-docker-local-scheduler-run() {
declare desc="runs command in container based on app image"
declare trigger="scheduler-run"
declare DOKKU_SCHEDULER="$1" APP="$2" ENV_COUNT="$3"
local CONTAINER_ID
shift 3
declare RUN_ENV=("${@:1:ENV_COUNT}")
shift "$ENV_COUNT"
declare RUN_COMMAND=()
if [[ "$DOKKU_SCHEDULER" != "docker-local" ]]; then
return
fi
local IMAGE_TAG=$(get_running_image_tag "$APP")
local IMAGE=$(get_deploying_app_image_name "$APP" "$IMAGE_TAG")
local IMAGE_STAGE="$("$DOCKER_BIN" image inspect -f '{{ index .Config.Labels "com.dokku.image-stage" }}' "$IMAGE")"
if [[ "$IMAGE_STAGE" != "release" ]]; then
dokku_log_warn "Invalid image stage detected: expected 'release', got '$IMAGE_STAGE'"
dokku_log_warn "Successfully deploy your app to fix dokku run calls"
return 1
fi
if [[ -z "$DOKKU_RM_CONTAINER" ]]; then
local DOKKU_APP_RM_CONTAINER=$(config_get "$APP" DOKKU_RM_CONTAINER || true)
local DOKKU_GLOBAL_RM_CONTAINER=$(config_get --global DOKKU_RM_CONTAINER || true)
local DOKKU_RM_CONTAINER=${DOKKU_APP_RM_CONTAINER:="$DOKKU_GLOBAL_RM_CONTAINER"}
fi
local DOCKER_ARGS=$(: | plugn trigger docker-args-run "$APP" "$IMAGE_TAG")
[[ "$DOKKU_TRACE" ]] && DOCKER_ARGS+=" -e TRACE=true "
local PROCESS_TYPE=run
local concurrency_policy="allow"
if [[ -n "$DOKKU_CRON_ID" ]]; then
PROCESS_TYPE=cron
DOCKER_ARGS+=" --label=com.dokku.cron-id=$DOKKU_CRON_ID"
if [[ -n "$DOKKU_CONCURRENCY_POLICY" ]]; then
concurrency_policy="$DOKKU_CONCURRENCY_POLICY"
fi
DOCKER_ARGS+=" --label=com.dokku.concurrency-policy=$concurrency_policy"
if [[ "$concurrency_policy" == "forbid" ]]; then
# check if there is a running docker container with the same com.dokku.cron-id label
local RUNNING_CONTAINERS="$("$DOCKER_BIN" container ls --filter "label=com.dokku.cron-id=$DOKKU_CRON_ID" --filter "status=running" --quiet || true)"
if [[ -n "$RUNNING_CONTAINERS" ]]; then
dokku_log_warn "$APP currently has a cron lock in place for $DOKKU_CRON_ID. Exiting..."
return 1
fi
fi
if [[ "$concurrency_policy" == "replace" ]]; then
local RUNNING_CONTAINERS="$("$DOCKER_BIN" container ls --filter "label=com.dokku.cron-id=$DOKKU_CRON_ID" --filter "status=running" --quiet || true)"
if [[ -n "$RUNNING_CONTAINERS" ]]; then
dokku_log_warn "Replacing running container for $DOKKU_CRON_ID"
"$DOCKER_BIN" container update --restart=no "$RUNNING_CONTAINERS" &>/dev/null || true
"$DOCKER_BIN" container stop "$RUNNING_CONTAINERS" >/dev/null && "$DOCKER_BIN" container kill "$RUNNING_CONTAINERS" &>/dev/null
plugn trigger scheduler-register-retired "$APP" "$RUNNING_CONTAINERS"
fi
fi
fi
local DYNO_NUMBER="$RANDOM"
local IMAGE_SOURCE_TYPE="dockerfile"
is_image_herokuish_based "$IMAGE" "$APP" && IMAGE_SOURCE_TYPE="herokuish"
DOCKER_ARGS+=$(: | plugn trigger docker-args-process-run "$APP" "$IMAGE_SOURCE_TYPE" "$IMAGE_TAG")
DOCKER_ARGS+=" -e DYNO=$PROCESS_TYPE.$DYNO_NUMBER --name $APP.$PROCESS_TYPE.$DYNO_NUMBER"
if [[ "$DOKKU_RM_CONTAINER" ]]; then
DOCKER_ARGS+=" --rm"
fi
if has_tty; then
DOCKER_ARGS+=" --interactive"
DOCKER_ARGS+=" --tty"
fi
for env_pair in "${RUN_ENV[@]}"; do
DOCKER_ARGS+=" --env=$env_pair"
done
if [[ -n "$DOKKU_GLOBAL_FLAGS" ]]; then
read -ra flags <<<"$DOKKU_GLOBAL_FLAGS"
for flag in "${flags[@]}"; do
if [[ "$flag" =~ ^--label.* ]]; then
DOCKER_ARGS+=" $flag"
fi
done
fi
[[ "$IMAGE_SOURCE_TYPE" == "herokuish" ]] && local EXEC_CMD="/exec"
is_image_cnb_based "$IMAGE" && EXEC_CMD=""
if [[ "$1" == "--" ]]; then
shift
fi
local POTENTIAL_PROCFILE_KEY="$1"
if [[ -n "$POTENTIAL_PROCFILE_KEY" ]]; then
PROC_CMD=$(plugn trigger procfile-get-command "$APP" "$POTENTIAL_PROCFILE_KEY" "5000" 2>/dev/null || echo '')
if [[ -n "$PROC_CMD" ]]; then
dokku_log_info1_quiet "Found '$POTENTIAL_PROCFILE_KEY' in Procfile, running that command"
DOCKER_ARGS+=" --label=com.dokku.process-type=$POTENTIAL_PROCFILE_KEY"
read -ra proc_array <<<"$PROC_CMD"
set -- "${proc_array[@]}" "${@:2}"
fi
fi
local DOKKU_IMAGE_ARCHITECTURE="$("$DOCKER_BIN" image inspect --format '{{.Architecture}}' "$IMAGE")"
if [[ "$DOKKU_IMAGE_ARCHITECTURE" == "amd64" ]] && [[ "$(dpkg --print-architecture 2>/dev/null || true)" != "amd64" ]]; then
dokku_log_warn "Detected linux/amd64 image, forcing --platform=linux/amd64"
DOCKER_ARGS+=" --platform=linux/amd64"
fi
if [[ -n "$DOKKU_RUN_TTL_SECONDS" ]]; then
DOCKER_ARGS+=" --label=com.dokku.active-deadline-seconds=$DOKKU_RUN_TTL_SECONDS"
fi
# shellcheck disable=SC2124
DOCKER_ARGS+=" --label=com.dokku.container-type=$PROCESS_TYPE"
DOCKER_ARGS+=" --label=com.dokku.app-name=$APP"
# $DOKKU_GLOBAL_RUN_ARGS"
DOCKER_ARGS+=" $IMAGE"
DOCKER_ARGS+=" $EXEC_CMD"
declare -a ARG_ARRAY
eval "ARG_ARRAY=($DOCKER_ARGS)"
RUN_COMMAND=("$@")
if [[ "${#RUN_COMMAND[@]}" -eq 0 ]]; then
if [[ -z "$DOKKU_SHELL" ]]; then
local DOKKU_APP_SHELL=$(config_get "$APP" DOKKU_APP_SHELL || true)
local DOKKU_GLOBAL_SHELL=$(config_get --global DOKKU_APP_SHELL || true)
local DOKKU_SHELL=${DOKKU_APP_SHELL:="$DOKKU_GLOBAL_SHELL"}
fi
if [[ -z "$DOKKU_SHELL" ]]; then
DOKKU_SHELL="/bin/bash"
fi
ARG_ARRAY=("${ARG_ARRAY[@]}" "$DOKKU_SHELL")
else
ARG_ARRAY=("${ARG_ARRAY[@]}" "${RUN_COMMAND[@]}")
fi
CONTAINER_ID=$(fn-scheduler-docker-local-start-app-container "$APP" "${ARG_ARRAY[@]}")
plugn trigger post-container-create "app" "$CONTAINER_ID" "$APP" "run"
declare -a DOCKER_START_ARGS_ARRAY
if [[ "$DOKKU_DETACH_CONTAINER" != "1" ]]; then
DOCKER_START_ARGS_ARRAY+=("--attach")
has_tty && DOCKER_START_ARGS_ARRAY+=("--interactive")
fi
local EXIT_CODE=0 DOKKU_CONTAINER_EXIT_CODE=0
if [[ "$DOKKU_DETACH_CONTAINER" == "1" ]]; then
"$DOCKER_BIN" container start "${DOCKER_START_ARGS_ARRAY[@]}" "$CONTAINER_ID" >/dev/null || DOKKU_CONTAINER_EXIT_CODE=$?
"$DOCKER_BIN" container inspect --format "{{.Name}}" "$CONTAINER_ID" | cut -c2-
else
"$DOCKER_BIN" container start "${DOCKER_START_ARGS_ARRAY[@]}" "$CONTAINER_ID" || EXIT_CODE=$?
DOKKU_CONTAINER_EXIT_CODE="$("$DOCKER_BIN" container wait "$CONTAINER_ID" 2>/dev/null || echo "$EXIT_CODE")"
[[ -z "$DOKKU_CONTAINER_EXIT_CODE" ]] && DOKKU_CONTAINER_EXIT_CODE=0
fi
plugn trigger scheduler-post-run "$DOKKU_SCHEDULER" "$APP" "$CONTAINER_ID" "$DOKKU_CONTAINER_EXIT_CODE"
return "$DOKKU_CONTAINER_EXIT_CODE"
}
trigger-scheduler-docker-local-scheduler-run "$@"