https://cloud.google.com/sdk/gcloud/

cfg files
~/.config/gcloud/
    active_config:
        default
    configurations/
        config_default:
            [core]
            account = ...
            project = ...

2018
https://cloudplatform.googleblog.com/2018/03/introducing-GCPs-new-interactive-CLI.html

gcloud
    --help
        print help

    components
        list|update|install|reinstall|remove|restore

    init
    info
        --format="get(config.paths.active_config_path)"
            to list current config

    auth                    # https://cloud.google.com/sdk/auth_success
        login
            [--no-browser]
        application-default # ADC - application default credentials
            --help
            login           # to temporarily use your own user credentials,
            print-access-token
        configure-docker
            !!! need to be done once
        print-access-token
            ! print access token
            ROJECT_ID=cb-platform-dev
            ACCESS_TOKEN=$(gcloud auth print-access-token)
            API_KEY=$(curl -X "POST https://apikeys.googleapis.com/v1/projects/$PROJECT_ID/apiKeys?access_token=$ACCESS_TOKEN" | jq -r ".currentKey")
                perm-denied
                https://localcoder.org/google-cloud-platform-rest-api-acquiring-access-token-and-api-key
                ! alt-way - via UI
    config
        list
        set
            accound ACCOUNT_ID
            project PROJECT_ID
        configurations
            create my-config
            activate my-config
            
        --configuration my-config, or env var CLOUDSDK_ACTIVE_CONFIG_NAME=my-config.
            activate for single cli call

    project
        list

    services
        list
        operations describe --help

    organisations
    products
    [beta] ml
        language
            --help
            analyze-entities
            analyze-entity-sentiment
            analyze-sentiment
            analyze-syntax

    compute
        config-ssh
            https://cloud.google.com/compute/docs/instances/connecting-to-instance#gcloud
            https://cloud.google.com/sdk/gcloud/reference/compute/config-ssh
            [--dry-run]


gcloud wide flags
    --help
    --log-http
    --trace-token
    --quiet,
    --verbosity
    --user-output-enabled
    --configuration
    --flags-file
    --account
    --project
    --flatten
    --format