github.com/noironetworks/cilium-net@v1.6.12/contrib/k8s/k8s-cilium-exec.sh (about)

     1  #!/bin/bash
     2  #
     3  # Copyright 2018 Authors of Cilium
     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  trap cleanup EXIT
    18  
    19  function kill_jobs {
    20  	j=$(jobs -p)
    21  	if [ ! -z "$j" ]; then
    22  		kill -$1 $j 2> /dev/null
    23  	fi
    24  }
    25  
    26  function cleanup {
    27  	kill_jobs INT
    28  	sleep 2s
    29  	kill_jobs TERM
    30  }
    31  
    32  while read -r p; do
    33  	kubectl -n kube-system exec -ti $p -- $*&
    34  done <<< "$(kubectl -n kube-system get pods -l k8s-app=cilium | awk '{print $1}' | grep cilium)"
    35  
    36  wait