OpenStack

LOUCA 2023 Experience LOUCA 2023 was an absolute blast, and from the moment I stepped through the Welcome Gate, I knew it was going to be an extraordinary experience. The event organizers went all out in creating a magnificent entrance that set the tone for the entire affair. The sheer excitement was palpable, and I couldn’t wait to dive into the event. My talk, centered around the innovative topic of Kolla OpenStack on ARM Ubuntu (aarch64), was met with an incredible reception....

Prasyarat ansible kolla-ansible Panduan Tambahkan baris berikut pada konfigurasi /etc/kolla/globals.yml neutron_external_interface: "ens4,ens12,ens13" neutron_bridge_name: "br-ex,br-ex2,br-ex3" Rekonfigurasi servis neutron yang sudah berjalan kolla-ansible -i ~/multinode reconfigure -t openvswitch,neutron Periksa konfigurasi pada node yang menjalankan container neutron grep bridge_mappings /etc/kolla/neutron-openvswitch-agent/openvswitch_agent.ini Contoh output root@aa-hci01:~# grep bridge_mappings /etc/kolla/neutron-openvswitch-agent/openvswitch_agent.ini bridge_mappings = physnet1:br-ex,physnet2:br-ex2,physnet3:br-ex3 Referensi kolla-ansible Docs - Networking

Prasyarat OpenStack Core Service Openstack Octavia python-octaviaclient (CLI Client) pip install python-octaviaclient Panduan Buat Instance # Buat cloud-config file cat<<EOF > user-data.yaml #cloud-config chpasswd: list: | ubuntu:rahasia expire: false runcmd: - echo \$(hostname) > index.html - python3 -m http.server 80 EOF # Buat instance openstack server create \ --user-data user-data.yaml \ --image ubuntu-focal \ --flavor m1.small \ --boot-from-volume 5 \ --network intnet \ --key-name deployer \ --min 3 \ --max 3 \ web-basic Buat Load Balancer openstack loadbalancer create --name testlb --vip-network-id extnet # Tunggu sampai status menunjukkan status ACTIVE openstack loadbalancer show testlb Buat load balancer listener Listener adalah port yang akan digunakan oleh load balancer sebagai port untuk melayani request atau yang biasa disebut dengan frontend pada konfigurasi HAProxy...

Prasyarat OpenStack terinstall Panduan Buat user openstack-exporter useradd --no-create-home --shell /bin/false openstack-exporter Buat file konfigurasi mkdir /etc/openstack/ cat<<EOF > /etc/openstack/clouds.yaml clouds: default: region_name: <region_name> identity_api_version: 3 identity_interface: <endpoint_interface> # admin/internal/public auth: username: <username> password: <password> project_name: <project_name> project_domain_name: <project_domain_name> project_domain_id: <project_domain_id> user_domain_name: <user_domain_name> auth_url: https://<keystone_endpoint>:<keystone_port>/v3 verify: false EOF Buat file systemd cat<<EOF > /etc/systemd/system/openstack-exporter.service [Unit] Description=OpenStack Exporter OPEX Wants=network-online.target After=network-online.target [Service] User=openstack-exporter Group=openstack-exporter Type=simple ExecStart=openstack-exporter Surabaya [Install] WantedBy=multi-user....

Prasyarat Cinder dengan 2 atau lebih backend Panduan Lihat volume type yang tersedia openstack volume type list Ubah volume type pada volume yang dimaksud openstack volume set --type <new_type> --retype-policy on-demand <vol_id/vol_name> Tunggu sampai proses retyping selesai