https://cloud.google.com/logging/
https://cloud.google.com/logging/docs/view/overview

https://cloud.google.com/logging/docs/reference/v2/rest
https://cloud.google.com/logging/docs/reference/v2/rest/v2/LogEntry
curl 'https://logging.googleapis.com/$discovery/rest?version=v2'
    https://cloud.google.com/logging/docs/view/advanced-queries
    -> filter field ->
    https://cloud.google.com/logging/docs/view/building-queries
    https://cloud.google.com/logging/docs/view/logging-query-language

log explorer
https://cloud.google.com/logging/docs/view/logs-explorer-summary#existing_and_upcoming_features
https://cloud.google.com/logging/docs/view/logs-explorer-interface
    https://stackoverflow.com/questions/66844681/is-there-an-api-for-programmatically-creating-saved-searches-in-google-logs-expl

api key
https://localcoder.org/google-cloud-platform-rest-api-acquiring-access-token-and-api-key

???
http://price2meet.com/gcp/docs/run_docs_logging.pdf

api misc
https://cloud.google.com/logging/docs/reference/v2/rest/v2/logs/list
https://cloud.google.com/logging/docs/reference/v2/rest/v2/entries/list

!!!
query language
https://cloud.google.com/logging/docs/view/logging-query-language

tools
https://cloud.google.com/logging/docs/reference/tools/gcloud-logging
    gcloud config set project
https://cloud.google.com/logging/docs/reference/tools/gcloud-logging#listing_logs
    gcloud logging resource-descriptors list --filter="type:instance"
    gcloud logging logs list
        [--filter=EXPRESSION] [--limit=LIMIT] [--sort-by=[FIELD,...]]

        projects/cb-platform-dev/logs/stdout
        projects/cb-platform-dev/logs/stderr
        projects/cb-platform-dev/logs/docker
        projects/cb-platform-dev/logs/container-runtime
https://cloud.google.com/logging/docs/reference/tools/gcloud-logging#reading_log_entries
    gcloud logging read --help
        --format json
        --format="value(textPayload)"
        --format='value[terminator=""](textPayload)'
            $ gcloud topic formats
            https://cloud.google.com/sdk/gcloud/reference#--format
            https://cloud.google.com/sdk/gcloud/reference/topic/formats
        --order=asc|desc


        gcloud topic filters
            "... AND timestamp>=2022-05-01 ..."

        gcloud topic datetimes
            https://cloud.google.com/sdk/gcloud/reference/topic/datetimes
            --freshness=p1m
            --freshness=1d
            --freshness=1y

    gcloud logging read [FILTER] ...
    gcloud logging read "resource.type=k8s_container AND resource.labels.container_name=configurer" --limit 2

    ! good
    gcloud logging read 'resource.type=k8s_container AND labels.k8s-pod/job-name:cx-nlp-zinc-configurer AND timestamp>=2022-05-01' --limit 1 --format json

read
    https://cloud.google.com/sdk/gcloud/reference/logging/read
    https://helpmanual.io/man1/gcloud_beta_logging_read/

UI
    resource.type="k8s_container"
    resource.labels.project_id="cb-platform-dev"
    resource.labels.location="us-central1-a"
    resource.labels.cluster_name="application-cluster"
    resource.labels.namespace_name="application"
    labels.k8s-pod/job-name: "cx-nlp-zinc-configurer" severity>=DEFAULT
    resource.labels.pod_name="cx-nlp-zinc-configurer-2pdnf"

https://console.cloud.google.com/logs/query;
    query=resource.type%3D%22k8s_container%22%0A
    resource.labels.project_id%3D%22cb-platform-dev%22%0A
    resource.labels.location%3D%22us-central1-a%22%0A
    resource.labels.cluster_name%3D%22application-cluster%22%0A
    resource.labels.namespace_name%3D%22application%22%0A
    labels.k8s-pod%2Fjob-name:%20%22cx-nlp-zinc-configurer%22%20severity%3E%3DDEFAULT%0A
    resource.labels.pod_name%3D%22cx-nlp-zinc-configurer-2pdnf%22
    ;timeRange=P7D
    ;cursorTimestamp=2022-05-14T19:36:56.089225523Z
    ?authuser=1
    &project=cb-platform-dev