#!/usr/bin/env bash
set -eo pipefail
[[ $DOKKU_TRACE ]] && set -x
source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
source "$PLUGIN_AVAILABLE_PATH/config/functions"

trigger-scheduler-docker-local-scheduler-inspect() {
  declare desc="scheduler-docker-local scheduler-inspect plugin trigger"
  declare trigger="scheduler-inspect"
  declare DOKKU_SCHEDULER="$1" APP="$2"

  if [[ "$DOKKU_SCHEDULER" != "docker-local" ]]; then
    return
  fi

  local TMP_INSPECT_CMD=$(mktemp "/tmp/dokku-${DOKKU_PID}-${FUNCNAME[0]}.XXXXXX")
  trap "rm -rf '$TMP_INSPECT_CMD' >/dev/null" RETURN INT TERM EXIT
  cat >"$TMP_INSPECT_CMD" <<EOF
import json
import sys

output = []
data = json.load(sys.stdin)
for container in data:
    env = []
    allowed_prefixes = ['CACHE_PATH=', 'DOCKER_', 'DOKKU_', 'DYNO=', 'PATH=', 'PORT=', 'USER=']
    for e in container['Config']['Env']:
        append = False
        for s in allowed_prefixes:
            if e.startswith(s):
                append = True
                break
        if append:
            env.append(e)
            continue

        k, v = e.split('=', 1)
        env.append('{0}=XXXXXX'.format(k))

    container['Config']['Env'] = env
    output.append(container)

print(json.dumps(data, sort_keys=True, indent=4))
EOF

  local CONTAINER_FILES="$(find "$DOKKU_ROOT/$APP" -maxdepth 1 -name "CONTAINER.*" -printf "%f\n" 2>/dev/null | sort -t . -k 2 -n | xargs)"
  local CIDS=()
  for CONTAINER_FILE in $CONTAINER_FILES; do
    CIDS+=("$(<"$DOKKU_ROOT/$APP/$CONTAINER_FILE")")
  done

  local PYTHON_BIN=python
  if command -v "python3" &>/dev/null; then
    PYTHON_BIN=python3
  elif command -v "python2.7" &>/dev/null; then
    PYTHON_BIN=python2.7
  fi

  "$DOCKER_BIN" container inspect "${CIDS[@]}" | "$PYTHON_BIN" "$TMP_INSPECT_CMD"

}

trigger-scheduler-docker-local-scheduler-inspect "$@"