3.7. 방화벽 규칙 생성

$ gcloud compute network-firewall-policies rules create 500 \
    --description "Allow egress to private IP ranges" \
    --action=allow \
    --firewall-policy=${prefix} \
    --global-firewall-policy \
    --direction=EGRESS \
    --layer4-configs all \
    --dest-ip-ranges=10.0.0.0/8,172.16.0.0/12,192.168.0.0/16

$ gcloud compute network-firewall-policies rules create 600 \
    --description "Allow egress to OpenShift Dedicated required domains (tcp/443)" \
    --action=allow \
    --firewall-policy=${prefix} \
    --global-firewall-policy \
    --direction=EGRESS \
    --layer4-configs tcp:443 \
    --dest-fqdns accounts.google.com,pull.q1w2.quay.rhcloud.com,http-inputs-osdsecuritylogs.splunkcloud.com,nosnch.in,api.deadmanssnitch.com,events.pagerduty.com,api.pagerduty.com,api.openshift.com,mirror.openshift.com,observatorium.api.openshift.com,observatorium-mst.api.openshift.com,console.redhat.com,infogw.api.openshift.com,api.access.redhat.com,cert-api.access.redhat.com,catalog.redhat.com,sso.redhat.com,registry.connect.redhat.com,registry.access.redhat.com,cdn01.quay.io,cdn02.quay.io,cdn03.quay.io,cdn04.quay.io,cdn05.quay.io,cdn06.quay.io,cdn.quay.io,quay.io,registry.redhat.io,quayio-production-s3.s3.amazonaws.com