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- #!/bin/bash
- set -euo pipefail
- # Exec a file in the named component by component name and container name.
- # Remaining arguments are passed to the command. If no static pods have been
- # created yet this will execute on the host.
- if [[ -z "${1-}" || -z "${2-}" ]]; then
- echo "A component name like 'api', 'etcd', or 'controllers' must be specified along with the container name within that component." 1>&2
- exit 1
- fi
- # We haven't started using static pods yet, assume this command is to be direct executed
- if [[ ! -d /etc/origin/node/pods || -z "$( ls -A /etc/origin/node/pods )" ]]; then
- exec "${@:3}"
- fi
- pod=$(crictl pods -l -q --label "openshift.io/component=${1}" --label "io.kubernetes.container.name=POD" 2>/dev/null)
- uid=$(crictl inspectp ${pod} 2>/dev/null | python -c 'import sys, json; print json.load(sys.stdin)["status"]["labels"]["io.kubernetes.pod.uid"]')
- if [[ -z "${uid}" ]]; then
- echo "Component ${1} is stopped or not running" 1>&2
- exit 0
- fi
- container=$(crictl ps -l -q --label "io.kubernetes.pod.uid=${uid}" --label "io.kubernetes.container.name=${2}" 2>/dev/null)
- exec crictl exec "${container}" "${@:3}"
|
