Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
KubernetesのPetSetsの話
Search
Kazuto Kusama
September 16, 2016
Technology
1
220
KubernetesのPetSetsの話
社内コンテナ勉強会で喋った機能。
PetSetsを使うことで、従来のStatefulなアプリケーションもKubernetes上で動かしやすくなります
Kazuto Kusama
September 16, 2016
Tweet
Share
More Decks by Kazuto Kusama
See All by Kazuto Kusama
「共通基盤」を超えよ! 今、Platform Engineeringに取り組むべき理由
jacopen
25
5.9k
いろんな外資、いろんなロールで働いてみた話
jacopen
14
4.6k
サービスの危機に立ち向かうリーダーシップ~インシデントコマンダーの役割と戦略~
jacopen
20
6k
5分でわかる(かもしれない)Platform Engineering
jacopen
4
720
ChatOpsで回す、クラウドネイティブな組織運営
jacopen
1
190
2024年のPlatform Engineeringはこうなる(なってほしい)
jacopen
7
3.6k
技術の洪水に立ち向かう: 開発者の心を軽くするプラットフォームエンジニアリングの話
jacopen
12
6.3k
プラットフォーム名決めるのも、ロゴ作るのも、プラットフォームチームの仕事です
jacopen
3
180
CNCFが考えるPlatform - Platforms White Paperについて
jacopen
2
1k
Other Decks in Technology
See All in Technology
Algyan イベント振り返り
linyixian
0
190
Janus
bkuhlmann
1
490
Google Cloud の AI を支える裏側のインフラを垣間見る!
maroon1st
0
190
4年前、あるじゃん老害エンジニアLT合戦に登壇、米国西海岸コンピュータ歴史博物館体験記の続編
toshi_atsumi
0
200
Autonomous Database Cloud 技術詳細 / adb-s_technical_detail_jp
oracle4engineer
PRO
14
35k
シン・Kafka / shin-kafka
oracle4engineer
PRO
7
2.7k
コードを書く隙間を見つけて生きていく技術/Findy 思考の現在地
fujiwara3
24
5.2k
株式会社EventHub・エンジニア採用資料
eventhub
0
1.9k
Vertex AI を中心に 生成AIのアップデートを共有します
kaz1437
0
140
KubeCon EU 2024 Recap “Kubernetes Policy Time Machine: Where to Next?”
ryysud
0
110
OpenTelemetry を使ったトレースエグザンプラーの活用 / otel-trace-exemplar
k6s4i53rx
2
640
コンテナセキュリティの基本と脅威への対策
kyohmizu
3
700
Featured
See All Featured
実際に使うSQLの書き方 徹底解説 / pgcon21j-tutorial
soudai
119
38k
How GitHub Uses GitHub to Build GitHub
holman
468
290k
The Invisible Customer
myddelton
114
12k
Art, The Web, and Tiny UX
lynnandtonic
288
19k
WebSockets: Embracing the real-time Web
robhawkes
59
7k
Facilitating Awesome Meetings
lara
41
5.6k
Designing Experiences People Love
moore
136
23k
The World Runs on Bad Software
bkeepers
PRO
61
6.7k
Raft: Consensus for Rubyists
vanstee
132
6.2k
Music & Morning Musume
bryan
41
5.6k
Building Flexible Design Systems
yeseniaperezcruz
318
37k
Side Projects
sachag
451
41k
Transcript
LTͷ1FU4FUTͷ
Kazuto Kusama @jacopen
࠷ۙͷ ࠷ۙͷ͕ͬͯΔϓϩδΣΫτͰɺͳΜͱ͔ελοΫͷͳΜͱ͔ ͍ͬͯ͏ͭΛ͍ͬͯΔͷͰɺRabbitMQ͕ඞཁʹͳͬͨ ӡ༻ج൫ʹk8sΛ͍ͬͯΔΜͰɺRabbitMQΫϥελΛk8sʹ͏
k8sͰී௨ʹ্͛ͨ߹ (Deployments, Replication Controller) kind: Deployment metadata: name: rabbitmq spec:
replicas: 3 template: metadata: labels: app: rabbitmq spec: containers: - name: rabbitmq image: rabbitmq:latest
k8sͰී௨ʹ্͛ͨ߹ (Deployments, Replication Controller) jacopen@ssh2:~/kubernetes$ kubectl get pods NAME READY
STATUS RESTARTS AGE rabbitmq-4239234776-8bs65 1/1 Running 0 2m rabbitmq-4239234776-amzjt 1/1 Running 0 2m rabbitmq-4239234776-wq6s4 1/1 Running 0 2m
MQ MQ MQ 3ඖͷRabbitMQ
MQ MQ MQ 3ඖͷRabbitMQ ΫϥελΛΜͰΈΑ͏
$ rabbitmqctl join_cluster rabbit@rabbitmq-0 OR rabbitmq.config [ { rabbit, [
{loopback_users, []}, {cluster_nodes, {[‘rabbit@rabbitmq-0', 'rabbit@rabbitmq-1'], ram}} ] } ].
MQ MQ MQ ΄ɺϗετ໊ɾɾɾ rabbitmq-4239234776-8bs65 rabbitmq-4239234776-amzjt rabbitmq-4239234776-wq6s4 ܾ·ͬͨϗετ໊ʹͳΒͳ্͍ʹɺ૬ޓͷ௨৴खஈ͕ͳ͍
MQ MQ MQ ແཧཧk8sͰ࣮ݱ rabbitmq-4239234776-8bs65 rabbitmq-4239234776-amzjt rabbitmq-4239234776-wq6s4 Service rabbitmq-0 Service
rabbitmq-1 Service rabbitmq-2
MQ MQ MQ ແཧཧk8sͰ࣮ݱ rabbitmq-4239234776-8bs65 rabbitmq-4239234776-amzjt rabbitmq-4239234776-wq6s4 Service rabbitmq-0 Service
rabbitmq-1 Service rabbitmq-2
MQ MQ MQ yamlࠈ rabbitmq-4239234776-8bs65 rabbitmq-4239234776-amzjt rabbitmq-4239234776-wq6s4 Service rabbitmq-0 Service
rabbitmq-1 Service rabbitmq-2 yaml yaml yaml yaml yaml yaml
MQ MQ MQ ϝϯςͷͨΊʹఀࢭ͠Α͏ $ kubectl delete -f … rabbitmq-4239234776-8bs65
rabbitmq-4239234776-amzjt rabbitmq-4239234776-wq6s4 Service rabbitmq-0 Service rabbitmq-1 Service rabbitmq-2 yaml yaml yaml yaml yaml yaml
ϝϯςͷͨΊʹఀࢭ͠Α͏ rabbitmq-4239234776-8bs65 rabbitmq-4239234776-amzjt rabbitmq-4239234776-wq6s4
$BUUMF Ոச
Cattle or Pets • εέʔϧ͢ΔΞʔΩςΫνϟͷͨΊʹɺ֤ϊʔυΛՈசͷΑ ͏ʹѻ͏ඞཁ͕͋Δ • ΫϥυωΠςΟϒͳੈքͰׂͱ;ͭʔ • ͱ͍͑ɺશͯͷΞϓϦ͕ͦ͏࡞ΕΔΘ͚͡Όͳ͍
PetSets is Կ • ݱߦͷk8s 1.3ͰΞϧϑΝ൛͕࣮͞Εͨػೳ • ΫϥυωΠςΟϒͰͳ͍;ͭʔͷΞϓϦέʔγϣϯΛ k8sͰಈ͔͘͢͠͠Α͏ͥ ɹͱ͍͏ػೳ
PetSetͰ্͛ͨ߹ jacopen@ssh2:~/kubernetes$ kubectl get pods NAME READY STATUS RESTARTS AGE
rabbitmq-0 1/1 Running 0 18s rabbitmq-1 1/1 Running 0 12s rabbitmq-2 1/1 Running 0 7s
root@rabbitmq-0:/# hostname rabbitmq-0 root@rabbitmq-0:/# ip a 1: lo: <LOOPBACK,UP,LOWER_UP> mtu
65536 qdisc noqueue state UNKNOWN group default qlen 1 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 727: eth0@if728: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1350 qdisc noqueue state UP group default link/ether 02:42:ac:20:52:11 brd ff:ff:ff:ff:ff:ff inet 172.32.82.17/24 scope global eth0 valid_lft forever preferred_lft forever inet6 fe80::42:acff:fe20:5211/64 scope link tentative dadfailed valid_lft forever preferred_lft forever root@rabbitmq-0:/# ping rabbitmq-1.rabbitmq PING rabbitmq-1.rabbitmq.petset.svc.cluster.local (172.32.41.13) 56(84) bytes of data. 64 bytes from 172.32.41.13: icmp_seq=1 ttl=62 time=0.575 ms 64 bytes from 172.32.41.13: icmp_seq=2 ttl=62 time=0.752 ms
0 1 2 0൪͔Βॱ൪ʹ্͛ͯ͘ΕΔ
0 1 2 େ͖͍൪߸͔Βॱʹམͱͯ͘͠ΕΔ ŋŋŋͣ
http://kubernetes.io/docs/user-guide/petset/
ॴײ • ·ͩ·ͩαͳͷͰ͓͔͠ͳಈ͖ଟ͠ • ࣮ઓೖ·ͩແཧɻ1.41.5͋ͨΓʹظ • ͱ͍͑ɺStateless͚ͩͰͳ͘Statefulαϙʔτ͢ΔྲྀΕ ແࢹग़དྷͳ͍Ͷ