jjb/opendaylight-infra-cleanup-stale-stacks.sh

   1 #!/bin/bash
   2 virtualenv "$WORKSPACE/.venv"
   3 # shellcheck disable=SC1090
   4 source "$WORKSPACE/.venv/bin/activate"
   5 pip install --upgrade pip
   6 pip install --upgrade python-openstackclient python-heatclient
   7 pip freeze
   8
   9 #########################
  10 ## FETCH ACTIVE BUILDS ##
  11 #########################
  12 # Fetch stack list before fetching active builds to minimize race condition
  13 # where we might be try to delete stacks while jobs are trying to start
  14 OS_STACKS=($(openstack stack list \
  15             -f json -c "Stack Name" -c "Stack Status" \
  16             --property "stack_status=CREATE_COMPLETE" \
  17             --property "stack_status=DELETE_FAILED" \
  18             --property "stack_status=CREATE_FAILED" \
  19             | jq -r '.[] | ."Stack Name"'))
  20
  21 # Make sure we fetch active builds on both the releng and sandbox silos
  22 ACTIVE_BUILDS=()
  23 for silo in releng sandbox; do
  24     JENKINS_URL="https://jenkins.opendaylight.org/$silo//computer/api/json?tree=computer[executors[currentExecutable[url]],oneOffExecutors[currentExecutable[url]]]&xpath=//url&wrapper=builds"
  25     wget --no-verbose -O "${silo}_builds.json" "$JENKINS_URL"
  26     sleep 1  # Need to sleep for 1 second otherwise next line causes script to stall
  27     ACTIVE_BUILDS=(${ACTIVE_BUILDS[@]} $( \
  28         jq -r '.computer[].executors[].currentExecutable.url' "${silo}_builds.json" \
  29         | grep -v null | awk -F'/' '{print $4 "-" $6 "-" $7}'))
  30 done
  31
  32 ##########################
  33 ## DELETE UNUSED STACKS ##
  34 ##########################
  35 # Search for stacks that are not in use by either releng or sandbox silos and
  36 # delete them.
  37 for STACK_NAME in "${OS_STACKS[@]}"; do
  38     STACK_STATUS=$(openstack stack show -f json -c "stack_status" "$STACK_NAME" | jq -r '."stack_status"')
  39     if [[ "${ACTIVE_BUILDS[@]}" =~ $STACK_NAME ]]; then
  40         # No need to delete stacks if there exists an active build for them
  41         continue
  42     else
  43         case "$STACK_STATUS" in
  44             DELETE_IN_PROGRESS)
  45                 echo "skipping delete, $STACK_NAME is already DELETE in progress."
  46                 continue
  47             ;;
  48             DELETE_FAILED)
  49                 echo "Stack delete failed, trying to stack abandon now."
  50                 # stack abandon does not work on RS, therefore requires acquiring a token
  51                 # and using http delete method to abondon DELETE_FAILED stacks
  52                 # Todo: remove the change once RS fixes the issue upstream
  53                 # openstack stack abandon "$STACK_NAME"
  54                 STACK_ID=$(openstack stack show -f json -c "id" "$STACK_NAME" | jq -r '."id"')
  55                 TOKEN=$(openstack token issue -f json -c id | jq -r '.id')
  56                 curl -si -X DELETE -H "Content-Type: application/json" -H "Accept: application/json"\
  57                     -H "x-auth-token: $TOKEN"\
  58                     "https://dfw.orchestration.api.rackspacecloud.com/v1/904885/stacks/$STACK_NAME/$STACK_ID/abandon"
  59                 STACK_SHOW=$(openstack stack show "$STACK_NAME")
  60                 echo "$STACK_SHOW"
  61                 continue
  62             ;;
  63             CREATE_COMPLETE|CREATE_FAILED)
  64                 echo "Deleting orphaned stack: $STACK_NAME"
  65                 openstack stack delete --yes "$STACK_NAME"
  66                 continue
  67             ;;
  68             *)
  69                 continue
  70             ;;
  71         esac
  72     fi
  73 done