sigs.k8s.io/kueue@v0.6.2/hack/dump_cache.sh (about)

     1  #!/usr/bin/env bash
     2  
     3  # Copyright 2024 The Kubernetes Authors.
     4  #
     5  # Licensed under the Apache License, Version 2.0 (the "License");
     6  # you may not use this file except in compliance with the License.
     7  # You may obtain a copy of the License at
     8  #
     9  #     http://www.apache.org/licenses/LICENSE-2.0
    10  #
    11  # Unless required by applicable law or agreed to in writing, software
    12  # distributed under the License is distributed on an "AS IS" BASIS,
    13  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14  # See the License for the specific language governing permissions and
    15  # limitations under the License.
    16  
    17  # This script sends a USR2 signal to a running kueue binary in the kueue-system namespace
    18  
    19  set -o errexit
    20  set -o nounset
    21  set -o pipefail
    22  
    23  NAMESPACE=${NAMESPACE:-kueue-system}
    24  LEASE_NAME=${LEASE_NAME:-c1f6bfd2.kueue.x-k8s.io}
    25  DEBUG_IMAGE=${DEBUG_IMAGE:-gcr.io/k8s-staging-kueue/debug:main}
    26  
    27  leader=$(kubectl get lease -n ${NAMESPACE} ${LEASE_NAME} -o jsonpath='{.spec.holderIdentity}' | cut -d '_' -f 1)
    28  
    29  # When the FOLLOW environment variable is set, output the logs.
    30  if [ -v FOLLOW ]; then
    31      kubectl logs -n ${NAMESPACE} ${leader} -f --tail=1 &
    32  fi
    33  
    34  kubectl debug -n ${NAMESPACE} ${leader} --image=${DEBUG_IMAGE} --target=manager --profile=restricted --image-pull-policy=IfNotPresent -- sh -c 'kill -USR2 1'