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E-commerce full of technology
Check us: http://allegrotech.io/
Join us: http://kariera.allegro.pl/
http://allegrotech.io/
Od Nova Network przez Neutron do
Opencontrail czyli sieć w Openstack w
Grupie Allegro
szymon.kowalski@allegrogroup.com
michal.dopierala@allegrogroup.com
http://allegrotech.io/
- Cloud w GA
- Essex + Nova
- Havana + Neutron
- Icehouse + Contrail
http://allegrotech.io/
Cloud w GA
ESSEX
HAVANA
DC2
http://allegrotech.io/
ESSEX
HAVANA
DC4
ICEHOUSE
DC5
Architektura havana
http://allegrotech.io/
Cloud w liczbach
Cloud w liczbach
http://allegrotech.io/
Essex + Nova network
http://allegrotech.io/
Essex
- linuxbridge (br100,eth1.X, ...)
- iptables (NAT, security groups)
- juniper srx (NAT)
- floating ip
- fixed ip
http://allegrotech.io/
http://allegrotech.io/
Havana + Neutron
http://allegrotech.io/
Havana - faza projektowania:
- nova-network deprecated
- gre, vxlan, vlan
- l3-agent/gateway = network-node
- ha dla l3 - active/passive
- dhcp agent, metadata = rozciąganie l2
- linuxbridge, ovswitch
- wyjście z floating ip
http://allegrotech.io/
Havana - Implementacja:
- vlan: modyfikowany routing
- sieci współdzielone
- sieci prywatne
http://allegrotech.io/
http://allegrotech.io/
http://allegrotech.io/
Neutron problemy:
- ovswitch - stabilność
- security groups - czasochłonność budowania reguł
- status podnoszenia - vm -> siecia
- martwe porty
- ha agentow l3/dhcp - zarządzanie
- maskowanie sieci, dla wybranych kilentów
- mnogość sieci (publicznych i prywatnych)
- problemy w infrastrukturze fizycznej
http://allegrotech.io/
HAVANA
http://allegrotech.io/
HAVANA
PL-KRA-01 PL-KRA-02
http://allegrotech.io/
HAVANA = VLAN’y
http://allegrotech.io/
HAVANA - Dodawanie sieci do projektu
- konfiguracja 11 urządzeń
- ok. 100 lini konfiguracji
http://allegrotech.io/
Icehouse + Contrail
http://allegrotech.io/
Contrail
architektura
http://allegrotech.io/
Contrail
http://allegrotech.io/
Contrail
http://allegrotech.io/
Contrail - implementacja
- 3x config-node, control-node, analytics-node
- Hardware gateways - 2x MX104
- 2x cloud-controler ...
http://allegrotech.io/
Contrail - VRF’y
http://allegrotech.io/
Contrail - wydajność
http://allegrotech.io/
Contrail - dodawanie sieci do projektu - API!
curl -X POST -H "Content-Type: application/json; charset=UTF-8" -d
'{"virtual-network": {"parent_type": "project", "fq_name": ["default-domain",
"admin", "vn-blue"], "network_ipam_refs": [{"attr": {"ipam_subnets":
[{"subnet": {"ip_prefix": "10.1.1.0", "ip_prefix_len": 24}}]}, "to": ["default-
domain", "default-project", "default-network-ipam"]}]}}' http://10.84.14.2:
8082/virtual-networks
http://allegrotech.io/
Pytania?
szymon.kowalski@allegrogroup.com
michal.dopierala@allegrogroup.com
http://allegrotech.io/
Dziękujemy
i zapraszamy
http://kariera.allegro.pl/

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PLNOG14: Od Nova Network przez Neutron do Opencontrail czyli sieć w Openstack w Grupie Allegro - Michał Dopierała, Szymon Kowalski