128 lines
3.4 KiB
Bash
Executable File
128 lines
3.4 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -ux
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SUBDIR_NAME=debug-$(hostname)
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# NOTE(mark-burnett): This should add calicoctl to the path.
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export PATH=${PATH}:/opt/cni/bin
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TEMP_DIR=$(mktemp -d)
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export TEMP_DIR
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export BASE_DIR="${TEMP_DIR}/${SUBDIR_NAME}"
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export HELM_DIR="${BASE_DIR}/helm"
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export CALICO_DIR="${BASE_DIR}/calico"
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mkdir -p "${BASE_DIR}"
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PARALLELISM_FACTOR=2
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function get_namespaces () {
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kubectl get namespaces -o name | awk -F '/' '{ print $NF }'
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}
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function get_pods () {
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NAMESPACE=$1
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kubectl get pods -n "${NAMESPACE}" -o name --show-all | awk -F '/' '{ print $NF }' | xargs -L1 -P 1 -I {} echo "${NAMESPACE}" {}
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}
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export -f get_pods
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function get_pod_logs () {
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NAMESPACE=${1% *}
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POD=${1#* }
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INIT_CONTAINERS=$(kubectl get pod "${POD}" -n "${NAMESPACE}" -o json | jq -r '.spec.initContainers[]?.name')
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CONTAINERS=$(kubectl get pod "${POD}" -n "${NAMESPACE}" -o json | jq -r '.spec.containers[].name')
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POD_DIR="${BASE_DIR}/pod-logs/${NAMESPACE}/${POD}"
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mkdir -p "${POD_DIR}"
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for CONTAINER in ${INIT_CONTAINERS} ${CONTAINERS}; do
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kubectl logs "${POD}" -n "${NAMESPACE}" -c "${CONTAINER}" > "${POD_DIR}/${CONTAINER}.txt"
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done
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}
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export -f get_pod_logs
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function list_namespaced_objects () {
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export NAMESPACE=$1
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cat | awk "{ print \"${NAMESPACE} \" \$1 }" <<OBJECTS
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configmaps
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cronjobs
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daemonsets
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deployment
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endpoints
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ingresses
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jobs
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networkpolicies
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pods
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podsecuritypolicies
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persistentvolumeclaims
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rolebindings
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roles
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serviceaccounts
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services
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statefulsets
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OBJECTS
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}
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export -f list_namespaced_objects
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function name_objects () {
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input=($1)
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export NAMESPACE=${input[0]}
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export OBJECT=${input[1]}
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kubectl get -n "${NAMESPACE}" "${OBJECT}" -o name | awk "{ print \"${NAMESPACE} ${OBJECT} \" \$1 }"
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}
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export -f name_objects
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function get_objects () {
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input=($1)
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export NAMESPACE=${input[0]}
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export OBJECT=${input[1]}
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export NAME=${input[2]#*/}
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echo "${NAMESPACE}/${OBJECT}/${NAME}"
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DIR="${BASE_DIR}/objects/namespaced/${NAMESPACE}/${OBJECT}"
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mkdir -p "${DIR}"
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kubectl get -n "${NAMESPACE}" "${OBJECT}" "${NAME}" -o yaml > "${DIR}/${NAME}.yaml"
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}
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export -f get_objects
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function get_releases () {
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helm list --all --short
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}
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function get_release () {
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input=($1)
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RELEASE=${input[0]}
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helm status "${RELEASE}" > "${HELM_DIR}/${RELEASE}.txt"
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}
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export -f get_release
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if which helm; then
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mkdir -p "${HELM_DIR}"
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helm list --all > "${HELM_DIR}/list" &
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get_releases | \
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xargs -r -n 1 -P "${PARALLELISM_FACTOR}" -I {} bash -c 'get_release "$@"' _ {}
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fi
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kubectl get --all-namespaces -o wide pods > "${BASE_DIR}/pods.txt" &
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get_namespaces | \
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xargs -r -n 1 -P "${PARALLELISM_FACTOR}" -I {} bash -c 'get_pods "$@"' _ {} | \
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xargs -r -n 2 -P "${PARALLELISM_FACTOR}" -I {} bash -c 'get_pod_logs "$@"' _ {} &
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get_namespaces | \
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xargs -r -n 1 -P "${PARALLELISM_FACTOR}" -I {} bash -c 'list_namespaced_objects "$@"' _ {} | \
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xargs -r -n 1 -P "${PARALLELISM_FACTOR}" -I {} bash -c 'name_objects "$@"' _ {} | \
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xargs -r -n 1 -P "${PARALLELISM_FACTOR}" -I {} bash -c 'get_objects "$@"' _ {} &
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iptables-save > "${BASE_DIR}/iptables" &
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if which calicoctl; then
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mkdir -p "${CALICO_DIR}"
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for kind in bgpPeer hostEndpoint ipPool nodes policy profile workloadEndpoint; do
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calicoctl get "${kind}" -o yaml > "${CALICO_DIR}/${kind}.yaml" &
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done
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fi
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wait
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tar zcf "${SUBDIR_NAME}.tgz" -C "${TEMP_DIR}" "${SUBDIR_NAME}"
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