import-clusters

#!/bin/bash

set -eo pipefail

TSURU_TARGET=${TSURU_TARGET:-https://tsuru.globoi.com}
TSURU_TOKEN=${TSURU_TOKEN:-$(cat ~/.tsuru/token)}

target=$(sed "s|/$||g" <<<$TSURU_TARGET)

clusters="$(curl -fsS -H"Authorization: bearer ${TSURU_TOKEN}" ${target}/provisioner/clusters)"
clusters_len=$(jq '. | length' <<<$clusters)

for ((i=0;i<$clusters_len;i++)); do
    cluster_data=$(jq ".[$i]" <<<$clusters)

    name=$(jq -r ".name" <<<$cluster_data)
    addr=$(jq -r ".addresses[0]" <<<$cluster_data)
    cacert=$(jq -r ".cacert" <<<$cluster_data)
    token=$(jq -r ".custom_data.token" <<<$cluster_data)
    clientcert=$(jq -r ".clientcert" <<<$cluster_data)
    clientkey=$(jq -r ".clientkey" <<<$cluster_data)

    kubectl config set-cluster "tsuru-${name}" --server=${addr}
    if [[ $cacert != "null" ]]; then
        kubectl config set "clusters.tsuru-${name}.certificate-authority-data" ${cacert}
    fi
    if [[ $token != "null" ]]; then
        kubectl config set-credentials "tsuru-${name}" --token=${token}
    elif [[ $clientcert != "null" ]]; then
        kubectl config set-credentials "tsuru-${name}"
        kubectl config set "users.tsuru-${name}.client-certificate-data" ${clientcert}
        kubectl config set "users.tsuru-${name}.client-key-data" ${clientkey}
    fi
    kubectl config set-context "tsuru-${name}" --cluster="tsuru-${name}" --user="tsuru-${name}"
done