#!/usr/bin/env bash

set +e

TOP="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"

if [ x$1 = x ]; then
    ehco "usage: install-namespace.sh {namespace|all}"
    exit 1
fi

namespace=$1

setup_namespace () {
    local namespace
    namespace=$1
    cat << EOF | kubectl apply -f -
apiVersion: v1
kind: Namespace
metadata:
  annotations:
    linkerd.io/inject: enabled
  labels:
    name: $namespace
  name: $namespace
EOF
}

create_docker_secret () {
    local namespace
    namespace=$1
    kubectl get secret docker-pull-secret -n $namespace >/dev/null 2>&1
    [ $? = 0 ] && kubectl delete secret docker-pull-secret -n $namespace

    kubectl create secret docker-registry docker-pull-secret \
      -n $namespace \
      --docker-username=juselius \
      --docker-password=ed584a31-c7ff-47ba-8469-3f0f4db6402c \
      --docker-email=jonas.juselius@gmail.com
}

create_gitlab_secret () {
    local namespace
    namespace=$1
    cat << EOF | kubectl apply -f -
apiVersion: v1
metadata:
  name: gitlab-pull-secret
  namespace: $namespace
kind: Secret
type: kubernetes.io/dockerconfigjson
data:
  .dockerconfigjson: ewoJImF1dGhzIjogewoJCSJyZWdpc3RyeS5naXRsYWIuY29tIjogewoJCQkiYXV0aCI6ICJaMmwwYkdGaUsyUmxjR3h2ZVMxMGIydGxiaTB4T1Rnd01qQTZPRmxqU0VoMFZIaENSVUZUTFZKUWRsSnJXbGM9IgoJCX0KCX0sCgkiSHR0cEhlYWRlcnMiOiB7CgkJIlVzZXItQWdlbnQiOiAiRG9ja2VyLUNsaWVudC8xOS4wMy4xMiAobGludXgpIgoJfQp9Cg==
EOF
}

inject_pull_secrets () {
    local namespace
    namespace=$1
    $TOP/inject-sa-pull-secrets.sh $namespace all
}

configure_namespace () {
    setup_namespace $1
    create_docker_secret $1
    create_gitlab_secret $1
    inject_pull_secrets $1
}

if [ "x$namespace" = "xall" ]; then
    for i in $(kubectl get ns | sed '1d;/^kube-system/d;s/\([^ ]\+\).*/\1/'); do
        configure_namespace $i
    done
else
    configure_namespace $namespace
fi