diff options
Diffstat (limited to 'daemon/get-kubernetes-labels.sh.in')
-rw-r--r-- | daemon/get-kubernetes-labels.sh.in | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/daemon/get-kubernetes-labels.sh.in b/daemon/get-kubernetes-labels.sh.in deleted file mode 100644 index bc82c2aee..000000000 --- a/daemon/get-kubernetes-labels.sh.in +++ /dev/null @@ -1,59 +0,0 @@ -#!/usr/bin/env bash -me="$(basename "${0}")" - -# Checks if netdata is running in a kubernetes pod and fetches: -# - pod's labels -# - kubernetes cluster name (GKE only) - -if [ -z "${KUBERNETES_SERVICE_HOST}" ] || [ -z "${KUBERNETES_PORT_443_TCP_PORT}" ] || [ -z "${MY_POD_NAMESPACE}" ] || [ -z "${MY_POD_NAME}" ]; then - exit 0 -fi - -if ! command -v jq >/dev/null 2>&1; then - echo >&2 "${me}: jq command not available. Please install jq to get host labels for kubernetes pods." - exit 1 -fi - -TOKEN="$(< /var/run/secrets/kubernetes.io/serviceaccount/token)" -HEADER="Authorization: Bearer $TOKEN" -HOST="$KUBERNETES_SERVICE_HOST:$KUBERNETES_PORT_443_TCP_PORT" - -URL="https://$HOST/api/v1/namespaces/$MY_POD_NAMESPACE/pods/$MY_POD_NAME" -if ! POD_DATA=$(curl --fail -sSk -H "$HEADER" "$URL" 2>&1); then - echo >&2 "${me}: error on curl '${URL}': ${POD_DATA}." - exit 1 -fi - -URL="https://$HOST/api/v1/namespaces/kube-system" -if ! KUBE_SYSTEM_NS_DATA=$(curl --fail -sSk -H "$HEADER" "$URL" 2>&1); then - echo >&2 "${me}: error on curl '${URL}': ${KUBE_SYSTEM_NS_DATA}." - exit 1 -fi - -if ! POD_LABELS=$(jq -r '.metadata.labels' <<< "$POD_DATA" | grep ':' | tr -d '," ' 2>&1); then - echo >&2 "${me}: error on 'jq' parse pod data: ${POD_LABELS}." - exit 1 -fi - -if ! KUBE_SYSTEM_NS_UID=$(jq -r '.metadata.uid' <<< "$KUBE_SYSTEM_NS_DATA" 2>&1); then - echo >&2 "${me}: error on 'jq' parse kube_system_ns: ${KUBE_SYSTEM_NS_UID}." - exit 1 -fi - -LABELS="$POD_LABELS\nk8s_cluster_id:$KUBE_SYSTEM_NS_UID" - -GCP_META_HEADER="Metadata-Flavor: Google" -GCP_META_URL="http://metadata/computeMetadata/v1" -GKE_CLUSTER_NAME="" - -if id=$(curl --fail -s -m 5 --noproxy "*" -H "$GCP_META_HEADER" "$GCP_META_URL/project/project-id"); then - loc=$(curl --fail -s -m 5 --noproxy "*" -H "$GCP_META_HEADER" "$GCP_META_URL/instance/attributes/cluster-location") - name=$(curl --fail -s -m 5 --noproxy "*" -H "$GCP_META_HEADER" "$GCP_META_URL/instance/attributes/cluster-name") - [ -n "$id" ] && [ -n "$loc" ] && [ -n "$name" ] && GKE_CLUSTER_NAME="gke_${id}_${loc}_${name}" -fi - -[ -n "$GKE_CLUSTER_NAME" ] && LABELS+="\nk8s_cluster_name:$GKE_CLUSTER_NAME" - -echo -e "$LABELS" - -exit 0 |