genesis script

genesis

#!/bin/bash
set -euo pipefail

API=https://api.genesiscloud.com/compute/v1
TOKEN=$(cat $HOME/.genesis.token)

api_get () {
    curl -s -H "X-Auth-Token: ${TOKEN}" "${API}/${1}"
}

api_post () {
    set -x
    curl -s -H "X-Auth-Token: ${TOKEN}" \
        "${API}/${1}" \
        -H "Content-Type: application/json" \
        $@
    set +x
}

api_patch () {
    set -x
    curl -s -H "X-Auth-Token: ${TOKEN}" \
        -X PATCH \
        "${API}/${1}" \
        -H "Content-Type: application/json" \
        $@
    set +x
}

get_instance_by_name () {
    api_get instances | jq '.instances | map(select (.name == "'$1'"))[0]'
}

get_volume_by_name () {
    api_get volumes | jq '.volumes | map(select (.name == "'$1'"))[0]'
}

COMMAND=$1
shift

case $COMMAND in
    show)
        NAME=$1
        shift
        get_instance_by_name $NAME | jq
        ;;
    ssh)
        NAME=$1
        shift
        PUBLIC_IP=$(get_instance_by_name $NAME | jq -r '.public_ip')
        set -x
        ssh ubuntu@$PUBLIC_IP $@
        ;;
    hosts)
        NAME=$1
        shift
        PUBLIC_IP=$(get_instance_by_name $NAME | jq -r '.public_ip')
        set -x
        cat /etc/hosts
        sudo sed -i -E '/^([0-9]+\.){3}[0-9]+\s+'$NAME'$/d' /etc/hosts
        echo "$PUBLIC_IP $NAME" | sudo tee -a /etc/hosts
        cat /etc/hosts
        ;;
    action)
        NAME=$1
        shift
        ACTION=$1
        shift
        ID=$(get_instance_by_name $NAME | jq -r '.id')
        api_post instances/$ID/actions -d "{\"action\":\"$ACTION\"}"
        ;;
    attach)
        NAME=$1
        shift
        VOLUME_NAME=$1
        shift
        ID=$(get_instance_by_name $NAME | jq -r '.id')
        VOLUME_ID=$(get_volume_by_name $VOLUME_NAME | jq -r '.id')
        api_patch instances/$ID -d "{\"volumes\":[\"$VOLUME_ID\"]}" | jq
        ;;
    *)
        echo "Unknown command"
        ;;
  esac