Migrate your app from DEIS to Build.io

migrate-dies

#!/bin/bash

# Copyright (c) 2015 Build.io. All rights reserved.

set -euo pipefail

APP_NAME=
REPO=
BRANCH=
DEIS_NAME=

usage() {
  echo "usage: migrate-deis -a <BUILDIO_APP_NAME> -r <GITHUB_USER_PROJECT> -b <BRANCH_NAME> -d <DEIS_NAME>" >&2
}

die() {
  if [[ ! -z "$*" ]]; then
    echo "$*" >&2
  fi
  exit 1
}

# write_config <FILE>
write_config() {
  cat >"$1" <<EOF | jq -c . | tr -d '\n'
  {
    "app": "$APP_NAME",
    "repo": "$REPO",
    "branch": "$BRANCH",
    "config": {
      $(deis config:list --app "$DEIS_NAME" | tail -n +2 | tr -s ' ' | while read key val; do echo \"$key\": \"$val\",; done)
      "MIGRATED_FROM_DEIS": "$DEIS_NAME"
    }
  }
EOF
}

while getopts ":a:r:b:d:h" opt; do
        case $opt in
                a)
                        APP_NAME="$OPTARG"
                        ;;
                r)
                        REPO="$OPTARG"
                        ;;
                b)
                        BRANCH="$OPTARG"
                        ;;
                d)
                        DEIS_NAME="$OPTARG"
                        ;;
                h)
                        usage
                        exit 0
                        ;;
                \?)
                        echo "invalid flag: $OPTARG" >&2
                        exit 1
                        ;;
                :)
                        echo "missing value for $OPTARG" >&2
                        exit
                        ;;
        esac
done

shift $(($OPTIND - 1))

[[ -z "$APP_NAME" ]]  && die "value for -a flag is empty or missing"
[[ -z "$REPO" ]]      && die "value for -r flag is empty or missing"
[[ -z "$BRANCH" ]]    && die "value for -b flag is empty or missing"
[[ -z "$DEIS_NAME" ]] && die "value for -d flag is empty or missing"

TMP=$(mktemp /tmp/XXXXXX)-buildio.json

write_config $TMP

echo "# build apps:create -f $TMP"

build apps:create -f $TMP