diff options
Diffstat (limited to 'daemon/get-kubernetes-labels.sh.in')
| -rw-r--r-- | daemon/get-kubernetes-labels.sh.in | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/daemon/get-kubernetes-labels.sh.in b/daemon/get-kubernetes-labels.sh.in index 7e11ba3d..bc82c2ae 100644 --- a/daemon/get-kubernetes-labels.sh.in +++ b/daemon/get-kubernetes-labels.sh.in @@ -1,4 +1,5 @@ #!/usr/bin/env bash +me="$(basename "${0}")" # Checks if netdata is running in a kubernetes pod and fetches: # - pod's labels @@ -8,8 +9,8 @@ if [ -z "${KUBERNETES_SERVICE_HOST}" ] || [ -z "${KUBERNETES_PORT_443_TCP_PORT}" exit 0 fi -if ! command -v jq > /dev/null 2>&1; then - echo "jq command not available. Please install jq to get host labels for kubernetes pods." +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 @@ -18,24 +19,24 @@ 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=$(curl -sSk -H "$HEADER" "$URL" 2>&1); then - echo "error on curl '${URL}': ${POD_DATA}." +if ! POD_DATA=$(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=$(curl -sSk -H "$HEADER" "$URL" 2>&1); then - echo "error on curl '${URL}': ${KUBE_SYSTEM_NS_DATA}." +if ! KUBE_SYSTEM_NS_DATA=$(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 "error on 'jq' parse pod data: ${POD_LABELS}." + echo >&2 "${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 "error on 'jq' parse kube_system_ns: ${KUBE_SYSTEM_NS_UID}." + echo >&2 "${me}: error on 'jq' parse kube_system_ns: ${KUBE_SYSTEM_NS_UID}." exit 1 fi |