k8s shell functions

k8s-decrypt-secret.sh

help-k8s-decrypt-secret() {
    echo ""
    echo "Usage"
    echo "  k8s-decrypt-secret [options] <secret> <namespace>"
    echo ""
    echo "Options:"
    echo "  <secret>              kubernetes secret"
    echo "  <namespace>           kubernetes namespace"
    echo "  -v                    verbose output (show kubectl command)"
    echo "  -h                    show this help"
}

k8s-decrypt-secret() {
    if (( "$#" == 0 )); then
        help-k8s-decrypt-secret
    fi

    while getopts ":vh" opt; do
        case $opt in
        v)
            if (( "$#" == 1 ))
            then
                echo "usage error: secret and namespace required" >&2
            elif (( "$#" == 2 ))
            then
                echo "usage error: namespace required" >&2
            elif (( "$#" == 3 ))
            then
                echo ""
                echo "kubectl get secret "$2" -o json -n "$3" | jq '.data | map_values(@base64d)'"
                echo ""
                kubectl get secret "$2" -o json -n "$3" | jq '.data | map_values(@base64d)' >&2
            fi
            exit
            ;;
        h)
            help-k8s-decrypt-secret
            exit
            ;;
        \?)
            echo "invalid option: -$OPTARG" >&2
            exit
            ;;
        esac
    done

    if (( "$#" == 1 ))
    then
        echo "usage error: namespace required" >&2
    elif (( "$#" == 2 ))
    then
        kubectl get secret "$1" -o json -n "$2" | jq '.data | map_values(@base64d)' >&2
    fi
}

k8s-events-pod.sh

help-k8s-events-pod() {
    echo ""
    echo "Usage"
    echo "  k8s-events-pod [options] <namespace> <pod-name>"
    echo ""
    echo "Options:"
    echo "  <namespace>           kubernetes namespace (optional)"
    echo "  <pod-name>            kubernetes pod name"
    echo "  -v                    verbose output (show kubectl command)"
    echo "  -h                    show this help"
}

k8s-events-pod() {
    if (( "$#" == 0 )); then
        help-k8s-events-pod
    fi

    while getopts ":vh" opt; do
        case $opt in
        v)
            if (( "$#" == 1 ))
            then
                echo "usage error: pod name required" >&2
            elif (( "$#" == 2 ))
            then
                echo ""
                echo "kubectl get events --all-namespaces --field-selector involvedObject.name='$2' --sort-by='.metadata.creationTimestamp'"
                echo ""
                kubectl get events --all-namespaces --field-selector involvedObject.name="$2" --sort-by='.metadata.creationTimestamp' >&2
            elif (( "$#" == 3 ))
            then
                echo ""
                echo "kubectl get events --namespace $2 --field-selector involvedObject.name='$3' --sort-by='.metadata.creationTimestamp'"
                echo ""
                kubectl get events --namespace "$2" --field-selector involvedObject.name="$3" --sort-by='.metadata.creationTimestamp' >&2
            fi
            exit
            ;;
        h)
            help-k8s-events-pod
            exit
            ;;
        \?)
            echo "invalid option: -$OPTARG" >&2
            exit
            ;;
        esac
    done

    if (( "$#" == 1 ))
    then
        kubectl get events --all-namespaces --field-selector involvedObject.name="$1" --sort-by='.metadata.creationTimestamp' >&2
    elif (( "$#" == 2 ))
    then
        kubectl get events --namespace "$1" --field-selector involvedObject.name="$2" --sort-by='.metadata.creationTimestamp' >&2
    fi
}