浼楁墍鍛ㄧ煡, Kubernetes(K8S)鏇撮€傚悎杩愯鏃犵姸鎬?/strong>搴旂敤, 浣嗘槸闄や簡鏃犵姸鎬佸簲鐢? 鎴戜滑杩樹細鏈夊緢澶氬叾浠栧簲鐢ㄧ被鍨? 濡? 鏈夌姸鎬佸簲鐢? 鎵瑰鐞? 鐩戞帶浠ｇ悊(姣忓彴涓绘満涓婇兘寰楄窇), 鏇村鏉傜殑搴旂敤(濡?hadoop 鐢熸€?..). 閭ｄ箞杩欎簺搴旂敤鍙互鍦?K8S 涓婅繍琛屼箞濡備綍閰嶇疆
鍏跺疄, K8S 閽堝杩欎簺閮芥湁瀵瑰簲鐨勪笉鍚岀殑杩愯鏂瑰紡. 鎮ㄨ鍋氱殑, 灏辨槸鑰冭檻鎮ㄧ殑搴旂敤绋嬪簭绫诲瀷浼氬浣曞奖鍝嶅叾杩愯鏂瑰紡.
Kubernetes 瀹氫箟浜嗛€傜敤浜庝笉鍚岀被鍨嬪簲鐢ㄧ▼搴忕殑涓嶅悓绫诲瀷鐨勫伐浣滆礋杞姐€傝纭畾閫傚悎鎮ㄧ殑搴旂敤绋嬪簭鐨勫伐浣滆礋杞斤紝璇锋牴鎹涓嬫€濊矾鏉ユ€濊€冩偍鐨勫簲鐢ㄧ▼搴忥細
鏄负浜嗗畬鎴愪换鍔?/strong>銆備竴涓吀鍨嬩緥瀛愭槸涓€涓簲鐢ㄧ▼搴忥紝鍚姩鏃朵細璺戜竴鎵规暟鎹紝骞跺湪鎵瑰鐞嗘墽琛屽畬鎴愬悗閫€鍑恒€傝搴旂敤绋嬪簭鍙兘浼氬畾鏈熻繍琛?濡傛瘡鏈?銆傚浜庤繖绉嶇被鍨嬬殑搴旂敤绋嬪簭锛屽悎閫傜殑 Kubernetes (鎴?OpenShift) 瀹瑰櫒骞冲彴瀵硅薄鍖呮嫭 Jobs 鍜?CronJob 瀵硅薄銆?/p>
闀挎椂闂翠竴鐩磋繍琛? 瀵逛簬闀挎椂闂磋繍琛岀殑搴旂敤绋嬪簭锛屽彲浠ョ紪鍐?Deployment銆?褰撶劧鍟? 鏈€濂芥槸鏃犵姸鎬佺殑)
闇€瑕佸湪姣忎釜鑺傜偣涓婅繍琛?/strong>銆傛煇浜涚被鍨嬬殑 Kubernetes 搴旂敤绋嬪簭闇€瑕佸湪缇ら泦涓殑姣忎釜涓昏妭鐐?master)鎴栧伐浣滆妭鐐?worker)涓婅繍琛屻€侱NS 鍜岀洃鎺х殑搴旂敤绋嬪簭鏄渶瑕佸湪姣忎釜鑺傜偣涓婅繛缁繍琛岀殑搴旂敤绋嬪簭鐨勫吀鍨嬩緥瀛愩€傛偍鍙互灏嗚繖绉嶇被鍨嬬殑搴旂敤绋嬪簭浣滀负 DaemonSet 杩愯銆傛偍杩樺彲浠ュ熀浜庤妭鐐规爣绛?node labels)鍦ㄩ儴鍒嗙鍚堟潯浠剁殑鑺傜偣涓婅繍琛?DaemonSet銆?/p>
澶嶆潅鐨勫簲鐢? 鎴栭渶瑕佸叏鐢熷懡鍛ㄦ湡绠＄悊銆傚綋鎮ㄨ绉讳氦搴旂敤绋嬪簭浠ヤ究鍏朵粬杩愮淮浜哄憳鍙互寰堟柟渚垮湴浣跨敤瀹冩椂锛岃鑰冭檻鍒涘缓涓€涓?strong>Operator (绫讳技 HELM Charts, 鍖哄埆鏄?HELM 鍙礋璐ｅ畨瑁? Operator 闄や簡瀹夎, 杩樺浜嗗叏鐢熷懡鍛ㄦ湡绠＄悊)銆侽perator 鍙鎮ㄦ瀯寤烘櫤鑳界殑搴旂敤锛屽洜姝ゅ畠鍙互鑷姩澶勭悊澶囦唤鍜屽崌绾т箣绫荤殑浜嬫儏銆備笌 Operator Lifecycle Manager(Operator 鐢熷懡鍛ㄦ湡绠＄悊鍣? 绠€绉?OLM)缁撳悎浣跨敤锛岄泦缇ょ鐞嗚€呭彲浠ュ皢 Operator 鏆撮湶缁欑壒瀹氱殑 namespace锛屼互渚块泦缇や腑鐨勭敤鎴峰彲浠ヨ繍琛屽畠浠€傜ず渚嬫湁:
- 鏈夎韩浠芥垨缂栧彿瑕佹眰銆傚簲鐢ㄧ▼搴忓彲鑳藉叿鏈夎韩浠借姹傛垨缂栧彿瑕佹眰銆備緥濡傦紝鎮ㄥ彲鑳介渶瑕佽繍琛岃搴旂敤绋嬪簭鐨勪笉澶氫笉灏戝垰濂戒笁涓疄渚? 骞朵笖瀹炰緥鍛藉悕涓?code>0锛?code>1鍜?code>2銆傞偅涔?strong>StatefulSet鏄€傚悎浜庤繖绉嶅簲鐢ㄣ€係tatefulSet 瀵逛簬闇€瑕佺嫭绔嬪瓨鍌ㄧ殑搴旂敤绋嬪簭锛堜緥濡傛暟鎹簱鍜?Zookeeper 缇ら泦锛夋渶鏈夌敤銆傛€荤粨璧锋潵, 灏辨槸鏈夌姸鎬佺殑搴旂敤灏遍€夋嫨 StatefulSet .
{% note success %}
馃鎬濊€冿細
鐜板湪鐨勮秼鍔挎槸涓€浜涗紒涓氱骇鐨勩€佸鏉傘€侀珮绾х殑鏈夌姸鎬佽蒋浠跺紑濮嬪亸鍚戜簬閲囩敤 Operator 鑰屼笉鏄?Helm銆傚洜涓?Operator 鎻愪緵鏇村銆岃嚜鎰堛€嶃€併€岃嚜娲姐€嶇殑鑳藉姏锛屽彲浠ュ疄鐜版洿楂樼骇銆佹洿楂樼骇鍒殑鑷姩鍖栫敋鑷虫槸鏃犱汉鎵樼銆?br> {% endnote %}
鎬荤粨
| 搴旂敤绫诲瀷 | K8S 璧勬簮绫诲瀷 | 澶囨敞 |
|---|---|---|
| Job銆佹壒澶勭悊 |
Jobs CronJob
|
|
| 闀挎椂闂磋繍琛岀殑鏃犵姸鎬佸簲鐢?/td> |
Deployment DeploymentConfig
|
DeploymentConfig鏄疧penShift鐗规湁鐨?/td>
|
| 闀挎椂闂磋繍琛岀殑鏃犵姸鎬佸簲鐢? 楂樺彲鐢?/td> |
Deployment閲屽姞ReplicaSet瀛楁 |
|
| 闇€瑕佸湪姣忎釜鑺傜偣涓婅繍琛岀殑搴旂敤 | DaemonSet |
|
| 澶嶆潅鐨勫簲鐢? 鎴栭渶瑕佸叏鐢熷懡鍛ㄦ湡绠＄悊鐨勫簲鐢?/td> | Operator |
Helm Charts涔熼€傜敤浜庡畨瑁呭鏉傚簲鐢?/td>
|
| 鏈夌姸鎬佸簲鐢?/td> | StatefulSet |
鏈枃鐢变笢椋庡井楦ｆ妧鏈崥瀹?EWhisper.cn 缂栧啓锛?/p>