Created
September 10, 2023 07:28
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| #!/bin/bash | |
| set -o errexit | |
| if [ "$KUBECONFIG" == "" ]; then | |
| KUBECONFIG=~/.kube/config | |
| fi | |
| echo "Kubeconfig file at: $KUBECONFIG" | |
| gist_id_file="$(dirname $KUBECONFIG)/.$(basename $KUBECONFIG)-gist-id" | |
| ## CONNECT TO AN EXISTING GIST | |
| if [ "$1" == "connect" ]; then | |
| echo "Connecting to existing Kubeconfig gist." | |
| if [ -f $KUBECONFIG ]; then | |
| echo "Kubeconfig already exists. Plese remove it to continue." >&2 | |
| exit 1 | |
| fi | |
| gist_id="$2" | |
| if ! gh gist view "$gist_id" &> /dev/null; then | |
| echo "Please provide a valid gist id." >&2 | |
| echo "Usage: kubectl sync connect GIST_ID" >&2 | |
| exit 2 | |
| fi | |
| echo $gist_id > $gist_id_file | |
| $0 pull | |
| exit 0 | |
| fi | |
| ## CREATE A NEW GIST | |
| if [ "$1" == "create" ]; then | |
| echo "Creating a new Kubeconfig gist." | |
| if [ ! -f $KUBECONFIG ]; then | |
| echo "Please create a Kubeconfig file first." >&2 | |
| exit 3 | |
| fi | |
| gist_id=$(gh gist create $KUBECONFIG) | |
| echo -n $gist_id > $gist_id_file | |
| echo "Kubeconfig has been pushed to Gist." | |
| echo "Connect additional machines with the following command:" | |
| echo " kubectl sync connect $gist_id" | |
| exit 0 | |
| fi | |
| ## PULL THE CONFIG | |
| if [ "$1" == "pull" ]; then | |
| echo "Pulling remote kubeconfig from gist." | |
| gist_id=$(cat $gist_id_file) | |
| if ! gh gist view $gist_id &> /dev/null; then | |
| echo "Gist does not appear to exist on remote." >&2 | |
| exit 4 | |
| fi | |
| cp $KUBECONFIG $KUBECONFIG.sync-bkp &> /dev/null || echo | |
| gh gist view $gist_id > $KUBECONFIG | |
| exit 0 | |
| fi | |
| ## PUSH THE CONFIG | |
| if [ "$1" == "push" ]; then | |
| echo "Pushing local Kubeconfig to gist." | |
| gist_id=$(cat $gist_id_file) | |
| if ! gh gist view $gist_id &> /dev/null; then | |
| echo "Gist does not appear to exist on remote." >&2 | |
| exit 4 | |
| fi | |
| cat $KUBECONFIG | gh gist edit $gist_id -f $(basename $KUBECONFIG) - | |
| exit 0 | |
| fi | |
| ## VIEW THE SAVED CONFIG | |
| if [ "$1" == "view" ]; then | |
| gist_id=$(cat $gist_id_file) | |
| gh gist view $gist_id -f $(basename $KUBECONFIG) | |
| exit 0 | |
| fi | |
| echo """ | |
| Usage: | |
| kubectl sync create # create a new remote kubeconfig with existing kubeconfig. | |
| kubectl sync connect GIST-ID # setup machine to sync kubeconfig from specified gist | |
| kubectl sync pull # pull the remote config to local machine | |
| kubectl sync push # push the local config to remote | |
| """ |
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