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§ããŠãã ããã AWS CLI ã䜿çšã㊠aws configure ãå®è¡ãã AWS ã¢ã«ãŠã³ããæå®ããŸãã ã客æ§ã® Iceberg ããŒãã«ãæ ŒçŽãã S3 ãã±ãããäœæ ããŸãã ä»åã¯ã us-east-2 ã® AWS ãªãŒãžã§ã³ã䜿çšãããã±ããåã ossblog-customer-datalake ãšããŸãã AWS Glue Iceberg REST Catalog ãšã³ããã€ã³ãã䜿çšããããŒã¿ã¢ã¯ã»ã¹ã«äœ¿çšããã OSS Spark çšã® IAM ããŒã«ãäœæããŸããäœæãã IAM ããŒã«ã Data engineer permissions ã§å®çŸ©ãããŠãã AWS Glue ãš Lake Formation ã®ããªã·ãŒãæã£ãŠããããšã確èªããŠãã ããã ãã®æçš¿ã§ã¯ã spark_role ãšããååã® IAM ããŒã«ã䜿çšããŸãã Lake Formation ã®ãµãŒãããŒãã£ããã®ã¢ã¯ã»ã¹æš©éãæå¹ã«ãã ãã®ã»ã¯ã·ã§ã³ã§ã¯ã Lake Formation ã« S3 ãã±ãããç»é² ããŸãã ãã®ã¹ãããã«ãããLake Formation 㯠Amazon S3 ã«ä¿åãããã¡ã¿ããŒã¿ãšããŒã¿ã®äžå
çãªæš©é管çã·ã¹ãã ãšããŠæ©èœããããŒã¿ã¬ã€ã¯ç°å¢ã«ãããŠããå¹ççã§ã»ãã¥ã¢ãªããŒã¿ã¬ããã³ã¹ãå¯èœã«ããŸãã ãã±ãŒã·ã§ã³ã®ç»é²ã«äœ¿çšããããŒã«ã®èŠä»¶ ã«åŸã£ãŠããŠãŒã¶ãŒå®çŸ©ã® IAM ããŒã«ãäœæããŸãã ãã®æçš¿ã§ã¯ãIAMããŒã« : LFRegisterRole ã䜿çšããŸãã 以äžã®ã³ãã³ããå®è¡ãã IAM ããŒã« LFRegisterRole ã䜿çšããŠãS3ãã±ãã ossblog-customer-datalake ãç»é²ããŸãã aws lakeformation register-resource \ --resource-arn ' < S3 bucket ARN for amzn-s3-demo-bucket> ' \ --role-arn ' < IAM Role ARN for LFRegisterRole > ' \ --region <aws_region> ãŸãã¯ãLake Formation ã® AWS ãããžã¡ã³ãã³ã³ãœãŒã«ã䜿çšããããšãã§ããŸãã Lake Formation ã³ã³ãœãŒã«ã«ç§»åããããã²ãŒã·ã§ã³ãã€ã³ãã Administration ãéžæããæ¬¡ã« Data lake locations ãéžæããŠã以äžã®å€ãå
¥åããŸãã Amazon S3 path ã§ã¯ã s3://ossblog-customer-datalake ãéžæããŸãã IAM role ã§ã¯ã LFRegisterRole ãéžæããŸãã Permission mode ã§ã¯ã Lake Formation ãéžæããŸãã Register location ãéžæããŸãã Lake Formationã§ãå€éšãšã³ãžã³ãããŒã¿ã«ã¢ã¯ã»ã¹ã§ããããã« full table access ãæå¹ã«ããŸãã 管çè
ãŠãŒã¶ãŒãšããŠãµã€ã³ã€ã³ããããã²ãŒã·ã§ã³ ãã€ã³ã§ Administration ãéžæããŸãã Application integration settings ãéžæãã Allow external engines to access data in Amazon S3 locations with full table access ãéžæããŸãã Save ãéžæããŸãã OSS Spark ããŒã«ã®ãªãœãŒã¹ã¢ã¯ã»ã¹ãèšå® Lake Formation ã³ã³ãœãŒã«ã«ç§»åããããã²ãŒã·ã§ã³ãã€ã³ã§ Databases ãéžæããŠãããã©ã«ãã«ã¿ãã°ã« ossblogdb ãšãã AWS Glue ããŒã¿ããŒã¹ ãäœæããŸãã ããŒã¿ããŒã¹ãéžæãã Edit ãéžæã㊠Use only IAM access control for new tables in this database ã®ãã§ãã¯ããã¯ã¹ããªãã«ããŸãã OSS Spark ããŒã«ã«ãªãœãŒã¹æš©éãä»äž OSS Spark ã ossblogdb ããŒã¿ããŒã¹ã®äžã§ããŒã¿ã»ãããäœæããããŒã¿ãæå
¥ã§ããããã«ããã«ã¯ãåææ¡ä»¶ã®ã¹ããã 4 ã§äœæãã Apache Spark ã€ã³ã¹ã¿ã³ã¹ã® IAM ããŒã«ïŒ spark_role ïŒ ã䜿çšããŸãã Apache Spark ã¯ãã®ããŒã«ã䜿çšããŠãIceberg ããŒãã«ãäœæããã¬ã³ãŒãã远å ããèªã¿èŸŒã¿ãŸãã ãã®æ©èœãæå¹ã«ããã«ã¯ã spark_role ã«ãã«ããŒãã«ã¢ã¯ã»ã¹ãä»äžããããŒãã«ããŒã¿ãä¿åã§ãã S3 ãã±ããã«ããŒã¿ãã±ãŒã·ã§ã³æš©éãä»äžããŸãã spark_role ã«ããŒãã«äœææš©éãä»äž ããŒã¿ã¬ã€ã¯ç®¡çè
ãšããŠãµã€ã³ã€ã³ããAWS CLIã§ä»¥äžã®ã³ãã³ããå®è¡ããŸãã aws lakeformation grant-permissions \ --principal '{"DataLakePrincipalIdentifier":"arn:aws:iam:: <aws_account_id> :role/ <iam_role_name> "}' \ --permissions '["CREATE_TABLE","DESCRIBE"]'\ --resource '{"Database":{"CatalogId":" <aws_account_id> ","Name":"ossblogdb"}}' \ --region <aws_region> ãŸãã¯ã³ã³ãœãŒã«äžã§ä»¥äžã宿œããŸã Lake Formation ã³ã³ãœãŒã«ã®ããã²ãŒã·ã§ã³ãã€ã³ã§ã Data permissions ãéžæãã Grant ãéžæããŸãã Principals ã»ã¯ã·ã§ã³ ã® IAM users and roles ã§ã spark_role ãéžæããŸãã LF-Tags or catalog resources ã»ã¯ã·ã§ã³ã§ã Named Data Catalog resources ãéžæããŸãã Catalogs ã§ã¯ <accountid> ãéžæããŸãã Databases ã§ã¯ ossblogdb ãéžæããŸãã Database permissions ã§ã DESCRIBE ãš CREATE TABLE ãéžæããŸãã Grant ãéžæããŸãã spark_role ã«ããŒã¿ãã±ãŒã·ã§ã³èš±å¯ãä»äž ããŒã¿ã¬ã€ã¯ç®¡çè
ãšããŠãµã€ã³ã€ã³ããAWS CLI ã䜿çšããŠä»¥äžã®ã³ãã³ããå®è¡ããŸãã aws lakeformation grant-permissions --principal '{"DataLakePrincipalIdentifier":" <Principal> "}' --permissions DATA_LOCATION_ACCESS --resource '{"DataLocation":{"CatalogId":" <Catalog ID> ","ResourceArn":" <S3 bucket ARN> "}}' --region <aws_region> ãŸãã¯ã³ã³ãœãŒã«äžã§ä»¥äžã宿œããŸãã Lake Formation ã³ã³ãœãŒã«ã®ããã²ãŒã·ã§ã³ãã€ã³ã§ã Data Locations ãéžæãã Grant ãéžæããŸãã IAM users and roles ã§ã¯ã spark_role ãéžæããŸãã Storage locations ã§ã¯ã ãã±ããå ãéžæããŸãã Grant ãéžæããŸãã AWS Glue Iceberg REST catalog ãšã³ããã€ã³ãã䜿çšãã Spark ã¹ã¯ãªããã®ã»ããã¢ãã 以äžã®å
容ã§ã oss_spark_customer_etl.py ãšããååã®ãã¡ã€ã«ãããªãã®ç°å¢ã«äœæããŸãã import sys import os import time from pyspark.sql import SparkSession #Replace <aws_region> with AWS region name. #Replace <aws_account_id> with AWS account ID. spark = SparkSession.builder.appName('osspark') \ .config('spark.jars.packages', 'org.apache.iceberg:iceberg-spark-runtime-3.5_2.12:1.4.1,software.amazon.awssdk:bundle:2.20.160,software.amazon.awssdk:url-connection-client:2.20.160') \ .config('spark.sql.extensions', 'org.apache.iceberg.spark.extensions.IcebergSparkSessionExtensions') \ .config('spark.sql.defaultCatalog', 'spark_catalog') \ .config('spark.sql.catalog.spark_catalog', 'org.apache.iceberg.spark.SparkCatalog') \ .config('spark.sql.catalog.spark_catalog.type', 'rest') \ .config('spark.sql.catalog.spark_catalog.uri','https://glue. <aws_region> .amazonaws.com/iceberg') \ .config('spark.sql.catalog.spark_catalog.warehouse',' <aws_account_id> ') \ .config('spark.sql.catalog.spark_catalog.rest.sigv4-enabled','true') \ .config('spark.sql.catalog.spark_catalog.rest.signing-name','glue') \ .config('spark.sql.catalog.spark_catalog.rest.signing-region', <aws_region> ) \ .config('spark.sql.catalog.spark_catalog.io-impl','org.apache.iceberg.aws.s3.S3FileIO') \ .config('spark.hadoop.fs.s3a.aws.credentials.provider','org.apache.hadoop.fs.s3a.SimpleAWSCredentialProvider') \ .config('spark.sql.catalog.spark_catalog.rest-metrics-reporting-enabled','false') \ .getOrCreate() spark.sql("use ossblogdb").show() spark.sql("""CREATE TABLE ossblogdb.customer (name string) USING iceberg location 's3://<3_bucket_name>/customer'""") time.sleep(120) spark.sql("insert into ossblogdb.customer values('Alice') ").show() spark.sql("select * from ossblogdb.customer").show() Pyspark ãããŒã«ã«ã§èµ·åãã Amazon S3 äžã® Iceberg ããŒãã«ãžã®èªã¿æžã ãæ€èšŒãã pip install pyspark ãå®è¡ããŸãã ã¹ã¯ãªãããããŒã«ã«ã«ä¿åããç°å¢å€æ°ïŒ AWS_ACCESS_KEY_ID , AWS_SECRET_ACCESS_KEY , AWS_SESSION_TOKEN ïŒã« spark_role ã®äžæçãªèªèšŒæ
å ±ãèšå®ããŸãã python /path/to/oss_spark_customer_etl.py ãå®è¡ããŸãã Athena ã䜿çšã㊠Iceberg ããŒãã«ã®ããŒã¿ã衚瀺ããããšãã§ããŸãã ä»ã®ããŒã¿ããŒã ãã³ã³ãã³ããé²èЧã§ããããã«ããã«ã¯ãLake Formation ã³ã³ãœãŒã«ã䜿çšããŠããŒã¿ããŒã ã® IAM ããŒã«ã«èªã¿åãã¢ã¯ã»ã¹æš©ãä»äžããŸãã Lake Formation ã³ã³ãœãŒã«ã®ããã²ãŒã·ã§ã³ãã€ã³ã§ã Data permissions ãéžæãã Grant ãéžæããŸãã Principals ã»ã¯ã·ã§ã³ã® IAM users and roles ã§ã <iam_role> ãéžæããŸãã LF-Tags or catalog resources ã»ã¯ã·ã§ã³ã§ã Named Data Catalog resources ãéžæããŸãã Catalogs ã§ã¯ <accountid> ãéžæããŸãã Databases ã§ã¯ ossblogdb ãéžæããŸãã Tables ã§ã¯ customer ãéžæããŸãã DESCRIBE ãš SELECT ã ããŒãã«æš©é ã«éžæããŸãã Grant ãéžæããŸãã IAM ããŒã«ã§ãµã€ã³ã€ã³ãã以äžã®ã³ãã³ããå®è¡ããŸãã SELECT * FROM "ossblogdb"."customer" limit 10; ã¯ãªãŒã³ã¢ãã ãªãœãŒã¹ãã¯ãªãŒã³ã¢ããããã«ã¯ã以äžã®æé ãå®è¡ããŸãã Data Catalog ã§äœæãããªãœãŒã¹ïŒããŒã¿ããŒã¹/ããŒãã«ïŒãåé€ããŸãã S3ãã±ããã 空ã«ã㊠ã åé€ããŸã ã çµè« ãã®æçš¿ã§ã¯ãAmazon S3 ã® Iceberg ããŒãã«ã«ã¢ã¯ã»ã¹ããããã® Apache Spark ãš AWS Glue Iceberg Rest Catalog ã®ã·ãŒã ã¬ã¹ãªçµ±åã«ã€ããŠèª¬æããIceberg REST API ã䜿çšããŠèªã¿åããšæžã蟌ã¿ã®æäœã广çã«å®è¡ããæ¹æ³ã瀺ããŸããã ãã®ãœãªã¥ãŒã·ã§ã³ã®çŽ æŽããããšããã¯ããã®æè»æ§ã«ãããŸããããŒã¿ã»ã³ã¿ãŒã®ãã¢ã¡ã¿ã«ãµãŒããŒã§ Spark ãå®è¡ããŠããå Žåã§ãã Kubernetes ã¯ã©ã¹ã¿ã§å®è¡ããŠããå Žåã§ãããã®ä»ã®ç°å¢ã§ãã£ãŠãããã®ã¢ãŒããã¯ãã£ã¯ããŒãºã«åãããŠé©å¿ãããããšãã§ããŸãã èè
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ãæå¹ãªãŠãŒã¶ãŒåãšãã¹ã¯ãŒããæå®ããŠãã ããããã® Secret ã¯ãMySQL ããŒã¿ããŒã¹ãšããã«æ¥ç¶ããã¢ããªã±ãŒã·ã§ã³ã®äž¡æ¹ã§äœ¿çšãããŸãã kubectl create secret generic catalog-db --from-literal=username=<<æå¹ãªãŠãŒã¶ãŒåã§çœ®æ>> --from-literal=password=<<æå¹ãªãã¹ã¯ãŒãã§çœ®æ>> cat << EOF > catalog_deploy.yaml --- apiVersion: v1 kind: ConfigMap metadata: name: catalog data: DB_ENDPOINT: catalog-mysql-0.catalog-mysql:3306 DB_READ_ENDPOINT: catalog-mysql-0.catalog-mysql:3306 DB_NAME: catalog --- apiVersion: v1 kind: Service metadata: name: catalog-mysql labels: helm.sh/chart: catalog-0.0.1 app.kubernetes.io/name: catalog app.kubernetes.io/instance: catalog app.kubernetes.io/component: mysql spec: clusterIP: None ports: - port: 3306 targetPort: mysql protocol: TCP name: mysql selector: app.kubernetes.io/name: catalog app.kubernetes.io/instance: catalog app.kubernetes.io/component: mysql --- apiVersion: v1 kind: ServiceAccount metadata: name: catalog labels: helm.sh/chart: catalog-0.0.1 app.kubernetes.io/name: catalog app.kubernetes.io/instance: catalog app.kubernetes.io/component: service app.kuberneres.io/owner: retail-store-sample app.kubernetes.io/managed-by: Helm --- apiVersion: v1 kind: Service metadata: name: catalog labels: helm.sh/chart: catalog-0.0.1 app.kubernetes.io/name: catalog app.kubernetes.io/instance: catalog app.kubernetes.io/component: service app.kuberneres.io/owner: retail-store-sample app.kubernetes.io/managed-by: Helm spec: type: ClusterIP ports: - port: 80 targetPort: http protocol: TCP name: http selector: app.kubernetes.io/name: catalog app.kubernetes.io/instance: catalog app.kubernetes.io/component: service app.kuberneres.io/owner: retail-store-sample --- apiVersion: apps/v1 kind: Deployment metadata: name: catalog labels: helm.sh/chart: catalog-0.0.1 app.kubernetes.io/name: catalog app.kubernetes.io/instance: catalog app.kubernetes.io/component: service app.kuberneres.io/owner: retail-store-sample app.kubernetes.io/managed-by: Helm spec: replicas: 3 strategy: rollingUpdate: maxUnavailable: 1 type: RollingUpdate selector: matchLabels: app.kubernetes.io/name: catalog app.kubernetes.io/instance: catalog app.kubernetes.io/component: service app.kuberneres.io/owner: retail-store-sample template: metadata: annotations: prometheus.io/path: /metrics prometheus.io/port: "8080" prometheus.io/scrape: "true" labels: app.kubernetes.io/name: catalog app.kubernetes.io/instance: catalog app.kubernetes.io/component: service app.kuberneres.io/owner: retail-store-sample spec: topologySpreadConstraints: - maxSkew: 1 topologyKey: topology.kubernetes.io/zone whenUnsatisfiable: ScheduleAnyway labelSelector: matchLabels: app.kubernetes.io/name: catalog serviceAccountName: catalog securityContext: fsGroup: 1000 containers: - name: catalog env: - name: DB_USER valueFrom: secretKeyRef: name: catalog-db key: username - name: DB_PASSWORD valueFrom: secretKeyRef: name: catalog-db key: password envFrom: - configMapRef: name: catalog securityContext: capabilities: drop: - ALL readOnlyRootFilesystem: true runAsNonRoot: true runAsUser: 1000 image: public.ecr.aws/aws-containers/retail-store-sample-catalog:0.8.1 imagePullPolicy: IfNotPresent ports: - name: http containerPort: 8080 protocol: TCP livenessProbe: httpGet: path: /health port: 8080 initialDelaySeconds: 30 periodSeconds: 3 resources: limits: memory: 256Mi requests: cpu: 128m memory: 256Mi volumeMounts: - mountPath: /tmp name: tmp-volume volumes: - name: tmp-volume emptyDir: medium: Memory --- apiVersion: apps/v1 kind: StatefulSet metadata: name: catalog-mysql labels: helm.sh/chart: catalog-0.0.1 app.kubernetes.io/name: catalog app.kubernetes.io/instance: catalog app.kubernetes.io/component: mysql app.kubernetes.io/managed-by: Helm spec: replicas: 3 serviceName: catalog-mysql selector: matchLabels: app.kubernetes.io/name: catalog app.kubernetes.io/instance: catalog app.kubernetes.io/component: mysql template: metadata: labels: app.kubernetes.io/name: catalog app.kubernetes.io/instance: catalog app.kubernetes.io/component: mysql spec: topologySpreadConstraints: - maxSkew: 1 topologyKey: topology.kubernetes.io/zone whenUnsatisfiable: ScheduleAnyway labelSelector: matchLabels: app.kubernetes.io/name: catalog app.kubernetes.io/component: mysql containers: - name: mysql image: public.ecr.aws/docker/library/mysql:8.0 imagePullPolicy: IfNotPresent env: - name: MYSQL_ROOT_PASSWORD valueFrom: secretKeyRef: name: catalog-db key: password - name: MYSQL_DATABASE value: catalog - name: MYSQL_USER valueFrom: secretKeyRef: name: catalog-db key: username - name: MYSQL_PASSWORD valueFrom: secretKeyRef: name: catalog-db key: password volumeMounts: - name: data mountPath: /var/lib/mysql ports: - name: mysql containerPort: 3306 protocol: TCP volumes: - name: data emptyDir: {} --- EOF kubectl apply -f catalog_deploy.yaml b. Kubernetes ãããã§ã¹ããã¡ã€ã«ãã¯ã©ã¹ã¿ãŒã«é©çšãããšããããã catalog ãš catalog-mysql ãšããååã® 2 ã€ã®ã¢ããªã±ãŒã·ã§ã³ãäœæããã catalog-mysql 㯠MySQL ããŒã¿ããŒã¹ã«ãªããŸããæ¬¡ã®ã¹ãããã«é²ãåã«ãPod ãå®è¡ç¶æ
ã§ããããšã確èªããŸã (ããã«ã¯æ°åãããå ŽåããããŸã)ã 2. ã¯ã©ã¹ã¿ãŒã®ãŸãŒã³ã·ãããæå¹ã«ãã a. Amazon EKS ã³ã³ãœãŒã«ãéããŠã¯ã©ã¹ã¿ãŒãéžæããæ¬¡ã®å³ã«ç€ºãããã«ã æŠèŠ (Overview) ã® ãŸãŒã³ã·ãã (Zonal Shift) ã»ã¯ã·ã§ã³ã«ç§»åããŸãã b. 管ç (Manage) ãéžæãã æå¹å (Enabled) ãéžæãã倿Žãä¿åããŸãã 3. ã¢ããªã±ãŒã·ã§ã³ãæ€èšŒãã a) default Namespace ã§å©çšå¯èœãª Service ãäžèŠ§è¡šç€ºããŸãã kubectl get svc NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE catalog LoadBalancer XX.XXX.XXX.XXX <pending> 80:31932/TCP 41m catalog-mysql ClusterIP None <none> 3306/TCP 41m b) catalog Service ãžã® kubectl port-forward ãããã¯ã°ã©ãŠã³ãã¢ãŒãã§å®è¡ããŸããããã»ã¹ã®ããã»ã¹ ID ãæžãçããŠãããŸãã kubectl port-forward svc/catalog 8090:80 > /dev/null & [1] 42306 c) curl ã䜿çšã㊠catalog Service ãåŒã³åºããšã以äžã«ç€ºãããã«ãããã€ãã®ã¢ã€ãã ID ãè¿ãããšã確èªããŸãã curl -s localhost:8090/catalogue | jq -r '.[0,1].id' 510a0d7e-8e83-4193-b483-e27e09ddc34d 6d62d909-f957-430e-8689-b5129c0bb75e # port-forward ããã»ã¹ãçµäº (42306) kill -9 <<kubectl port-forward ããã»ã¹ã®ããã»ã¹ID>> 4. ã¯ã©ã¹ã¿ãŒã»ããããžãŒãçè§£ãã ã¢ããªã±ãŒã·ã§ã³ãæ£åžžã«åäœããŠããããšã確èªã§ããã®ã§ããŸãŒã³ã·ãããå®è¡ããæºåãæŽããŸããããã ãããŸãŒã³ã·ãããããªã¬ãŒããåã«ãã¯ã©ã¹ã¿ãŒã®ããããžãŒãçè§£ããå¿
èŠããããŸããããã«ã¯ãPod ã皌åããŠãã AZ ãç¹å®ããããšãå«ãŸããŸãã a. ãªãŒãžã§ã³ã® AZ ID ãäžèŠ§è¡šç€ºããŸãããã®äŸã§ã¯ããªãŒãžã§ã³ã¯ us-west-2 ãªã®ã§ãus-west-2 ã® AZ ID ã確èªã§ããŸãã aws ec2 describe-availability-zones --query 'AvailabilityZones[*].[ZoneName, ZoneId]' --output text us-west-2a usw2-az2 us-west-2b usw2-az1 us-west-2c usw2-az3 us-west-2d usw2-az4 b. 次ã®ã³ãã³ãã䜿çšããŠãã¯ã©ã¹ã¿ãŒå
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¥åãããšãããŒãåãšããŒããå®è¡ãããŠãã AZ ã®ãªã¹ããåºåãããã¯ãã§ãããã®äŸã§ã¯ã3 ã€ã®ããŒãã 3 ã€ã® AZ (us-west-2bãus-west-2bãus-west-2c) ã«åæ£ããŠããŸãã kubectl get nodes -o=jsonpath='{range .items[*]}"{.metadata.name}"{"\t"}"{.metadata.labels.topology\.kubernetes\.io/zone}"{"\n"}{end}' | sort -k 1 > nodes-info.txt cat nodes-info.txt "ip-XXX-XXX-XXX-XXX.us-west-2.compute.internal" "us-west-2a" "ip-YYY-YYY-YYY-YYY.us-west-2.compute.internal" "us-west-2b" "ip-ZZZ-ZZZ-ZZZ-ZZZ.us-west-2.compute.internal" "us-west-2c" c. 次ã®ã³ãã³ãã䜿çšããŠãå Pod ãçŸåšå®è¡ãããŠããããŒããš AZ ãç¹å®ããå¿
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¥åãããšãPod åãAZãããã³ Pod ãå®è¡ãããŠããããŒãã瀺ãåºåãçæãããŸãããã®å Žåã3 ã€ã® AZ ã® 3 ã€ã®ããŒãã«åæ£ãããã«ã¿ãã°ã¢ããªã±ãŒã·ã§ã³ãããããããŸãã kubectl get pods -l "app.kubernetes.io/component"=service -o=jsonpath='{range .items[*]}"{.metadata.name}"{"\t"}"{.spec.nodeName}"{"\n"}{end}' | sort -k 2 > pods-info.txt join -1 1 -2 2 nodes-info.txt pods-info.txt "ip-XXX-XXX-XXX-XXX.us-west-2.compute.internal" "us-west-2b" "catalog-74957c74ff-xxxxx" "ip-YYY-YYY-YYY-YYY.us-west-2.compute.internal" "us-west-2c" "catalog-74957c74ff-yyyyy" "ip-ZZZ-ZZZ-ZZZ-ZZZ.us-west-2.compute.internal" "us-west-2a" "catalog-74957c74ff-zzzzz" 5. ãŸãŒã³ã·ãããããªã¬ãŒãã ããã§ãã¯ã©ã¹ã¿ãŒã»ããããžãŒãååã«çè§£ã§ããã¯ãã§ããæ¬¡ã«ããŸãŒã³ã·ãããããªã¬ãŒããŠãã©ãã£ãã¯ã AZ ããåãé¢ãããŸãŒã³ã·ããæ©èœããã¹ãããŸãã a. 次ã®å³ã«ç€ºãããã«ãARC ã³ã³ãœãŒã«ãéãã ãŸãŒã³ã¬ãã«ã®ç§»è¡ (Zonal Shift) ãéžæããŸãã b. 次ã®å³ã«ç€ºãããã«ããŸãŒã³ã·ãããéå§ããããã«ããã©ãã£ãã¯ãåãé¢ã AZ (us-west-2b)ããŸãŒã³ã·ãããå®è¡ãã EKS ã¯ã©ã¹ã¿ãæå¹æé (10 å) ãéžæããŠããã㊠éå§ (Start) ãéžæããŸãã ãŸãŒã³ã·ããã¯ãããªã¬ãŒããŠããå®äºãããŸã§ã«æ°åããããŸãããã®ãããæ°ååŸ
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¥åãããšãcatalog Service ãžã®ãã©ãã£ãã¯ã 2 ã€ã® Pod ã«åæ£ãããŠããããšãããããŸãã kubectl create job curl-job --image=curlimages/curl -- /bin/sh -c "while true; do curl -s catalog.default/catalogue; sleep 1; done" start_time=$(date -u +"%Y-%m-%dT%H:%M:%SZ") # 20-30ç§éåŸ
〠kubectl logs -l "app.kubernetes.io/component"=service --prefix --since-time=$start_time --tail=50 | grep -i "/catalogue" | cut -d '/' -f 2 | sort | uniq -c > pod-logs.txt cat pod-logs.txt 5 catalog-78679df9c4-xxxx 6 catalog-78679df9c4-zzzz d. Pod ã®äœçœ®ã確èªãããšãã©ã® Pod ã AZ us-west-2b (ãŸãŒã³ã·ããã«ãã£ãŠãã©ãã£ãã¯ãè¿åããã AZ) ã§çšŒåããŠããªãããšãããããŸãã join -1 1 -2 2 nodes-info.txt pods-info.txt | tr -d \" | sort -k 3 > pods-nodes-az.txt join -1 3 -2 2 pods-nodes-az.txt pod-logs.txt catalog-74957c74ff-xxxx ip-XXX-XXX-XXX-XXX.us-west-2.compute.internal us-west-2a 5 catalog-74957c74ff-zzzz ip-ZZZ-ZZZ-ZZZ-ZZZ.us-west-2.compute.internal us-west-2c 6 e. å
ã«é²ãåã«ããã©ãã£ãã¯ãçæããããã«äœæãã Kubernetes Job ãåé€ããŸãã kubectl delete job curl-job 6. ãŸãŒã³ã·ããããã£ã³ã»ã«ãã a. 次ã®å³ã«ç€ºãããã«ã以åã«äœæãããŸãŒã³ã·ãããéžæãã ãŸãŒã³ã·ããããã£ã³ã»ã« (Cancel zonal shift) ãéžæããŠããŸãŒã³ã·ããã®ãã£ã³ã»ã«ããã¹ãããŸãã ãŸãŒã³ã·ããã®ãã£ã³ã»ã«ã¯ãããªã¬ãŒããŠããå®äºãããŸã§ã«æ°åããããŸãããã®ãããæ°ååŸ
ã£ãŠãããã¹ãããããšããå§ãããŸãã b. ã¢ããªã±ãŒã·ã§ã³ãžã®ãã©ãã£ãã¯ãçæããAZ ã§åäœããŠãã Pod ããã©ãã£ãã¯ãåä¿¡ããŠããããšã確èªã§ããŸãã kubectl create job curl-job --image=curlimages/curl -- /bin/sh -c "while true; do curl -s catalog.default/catalogue; sleep 1; done" start_time=$(date -u +"%Y-%m-%dT%H:%M:%SZ") # 20-30ç§éåŸ
〠kubectl logs -l "app.kubernetes.io/component"=service --prefix --since-time=$start_time --tail=50 | grep -i "/catalogue" | cut -d '/' -f 2 | sort | uniq -c > pod-logs.txt cat pod-logs.txt 9 catalog-78679df9c4-xxxx 7 catalog-78679df9c4-yyyy 5 catalog-78679df9c4-zzzz join -1 1 -2 2 nodes-info.txt pods-info.txt | tr -d \" | sort -k 3 > pods-nodes-az.txt join -1 3 -2 2 pods-nodes-az.txt pod-logs.txt catalog-74957c74ff-xxxx ip-XXX-XXX-XXX-XXX.us-west-2.compute.internal us-west-2a 9 catalog-74957c74ff-yyyy ip-YYY-YYY-YYY-YYY.us-west-2.compute.internal us-west-2b 7 catalog-74957c74ff-zzzz ip-ZZZ-ZZZ-ZZZ-ZZZ.us-west-2.compute.internal us-west-2c 5 # kubernetes job ãåé€ãã kubectl delete job curl-job 7. ã¯ã©ã¹ã¿ãŒã®ãŸãŒã³ãªãŒãã·ãããèšå®ããŸã a. ãŸãŒã³ãªãŒãã·ãããèšå®ããåã«ãARC ãç·Žç¿å®è¡ãæåã®ãã¡ã«å®äºãããã©ãããæ€æ»ããããã«çšãã Amazon CloudWatch ã¢ã©ãŒã ãèšå®ããå¿
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®ãããŸããEKS Auto Mode 㯠general-purpose ã®ãããŒãžã NodePool ãå©çšããŠããŒããèµ·åããŸããããŒãã Ready ã«ãªããŸã§åŸ
ã¡ãŸãã kubectl wait --for=condition=Ready nodes --all å¥ã®ã¿ãŒããã«ã§ãã¢ããªã±ãŒã·ã§ã³ã䜿çšå¯èœãªç¶æ
ã«ãªãã®ãç£èŠããŸãã kubectl wait --for=condition=available deployments --all å°å£²åºã¢ããªã±ãŒã·ã§ã³ã®ã³ã³ããŒãã³ãã¯å®è¡äžã®ç¶æ
ã«ãªã£ãŠããã¯ãã§ãã catalog-mysql-ebs StatefulSetã調ã¹ããšãEKS Auto Mode ã 30 GiB ã® PersistentVolumeClaim ãäœæãã storageClassName ã eks-auto-ebs-csi-sc ã§ããããšãããããŸãã kubectl get statefulset retail-store-app-catalog-mysql \ -o jsonpath='{.spec.volumeClaimTemplates}' | jq . Output: [ { "apiVersion": "v1", "kind": "PersistentVolumeClaim", "metadata": { "creationTimestamp": null, "name": "data" }, "spec": { "accessModes": [ "ReadWriteOnce" ], "resources": { "requests": { "storage": "30Gi" } }, "storageClassName": "eks-auto-ebs-csi-sc", "volumeMode": "Filesystem" } } ] EKS Auto Mode 㯠UI ã¢ããªã±ãŒã·ã§ã³çšã« Application Load Balancer (ALB) ãèªåçã«äœæããŸããã以äžã®ã³ãã³ãã§ ALB åã確èªã§ããŸããALB ã®æºåãã§ãããããŠã§ããã©ãŠã¶ã§ãã®ãªã³ã¯ã«ã¢ã¯ã»ã¹ã§ããŸããå°å£²åºã®ããŒã ããŒãžã衚瀺ãããã¯ãã§ãã kubectl get ingress retail-store-app-ui -o jsonpath="{.status.loadBalancer.ingress[*].hostname}{'\n'}" Output: k8s-ui-uinlb-1111111111.elb.us-west-2.amazonaws.com ã¢ããªã±ãŒã·ã§ã³ã®ã¹ã±ãŒãªã³ã° ã¢ããªã±ãŒã·ã§ã³ã®ãããã€ãå®äºããã®ã§ã次㯠EKS Auto Mode ã«ããã¹ã±ãŒãªã³ã°æ©èœãèŠãŠãããŸããããEKS Auto Mode 㯠HorizontalPodAutoscaler(HPA) ãš metrics-server ãæŽ»çšããŠãã¢ããªã±ãŒã·ã§ã³ã®éèŠã«å¿ããŠã¯ã©ã¹ã¿ãŒã®ãªãœãŒã¹ãèªåçã«èª¿æŽããŸããKubernetes ã§ã¯ãHPA ã¯èŠ³æž¬ãããã¡ããªã¯ã¹ã«åºã¥ã㊠Deployment ã®ã¬ããªã«æ°ãèªåçã«èª¿æŽããŸããMetrics server 㯠kubelet ãã CPU ãšã¡ã¢ãªäœ¿çšéãåéããKubernetes API ãµãŒããŒãéã㊠HPA ã«å
¬éããŸããHPA ã¯ãããã®ã¡ããªã¯ã¹ãç¶ç¶çã«ç£èŠããæå®ãããã¿ãŒã²ããã«äžèŽããããã«ã¬ããªã«æ°ã調æŽããŸãã ãŸããKubernetes metrics-server ããããã€ããŸãã kubectl apply -f https://github.com/kubernetes-sigs/metrics-server/releases/latest/download/components.yaml ãã®äŸã§ã¯ãUI ãµãŒãã¹ã䜿çšããCPU 䜿çšç (80 %) ã«åºã¥ããŠã¹ã±ãŒãªã³ã°ããmaxReplicas ã 10 ã«èšå®ããŸãããªããHPA ã®èšå®ã¯ã¢ããªã±ãŒã·ã§ã³ã®ã€ã³ã¹ããŒã«æã«ãã§ã«é©çšãããŠããŸããå
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容ã¯ã values.yaml ãã¡ã€ã«ã® AutoScaling ã»ã¯ã·ã§ã³ã§ç¢ºèªã§ããŸããçŸåšã® AutoScaling ããªã·ãŒã¯ã以äžã®ã³ãã³ãã§ç¢ºèªããããšãã§ããŸãã kubectl get hpa retail-store-app-ui 次ã«ãèšå®ãã AutoScaling ããªã·ãŒãã©ã®ããã«æ©èœãããã確èªãããããè² è·ããããŠã¿ãŸããããããã«ãããEKS Auto Mode ãã¯ã©ã¹ã¿ãŒã®ã€ã³ãã©ã¹ãã©ã¯ãã£ãã©ã®ããã«ã¹ã±ãŒã«ã¢ãŠãããããå®éã«èгå¯ã§ããŸãã kubectl run load-generator \ --image=public.ecr.aws/amazonlinux/amazonlinux:2023 \ --restart=Never â /bin/sh -c "while sleep 0.01; do curl http://retail-store-app-ui/home; done" ã¢ããªã±ãŒã·ã§ã³ã«å¯ŸããŠãªã¯ãšã¹ããçºçããŠããã®ã§ããã®è² è·ã«å¿ã㊠EKS Auto Mode ãã©ã®ããã«å¯Ÿå¿ããã芳å¯ããŸããããæ°ããããŒããèµ·åããUI Pod ã®æ°ãå¢å ããæ§åã確èªã§ããã¯ãã§ãã kubectl get nodes --watch Output: NAME STATUS ROLES AGE VERSION i-00018eaec7a3d5370 Ready <none> 155m v1.31.0-eks-672e808 i-043c71a371a8514a1 Ready <none> 155m v1.31.0-eks-672e808 HPA ãªãœãŒã¹ãç£èŠããŠããã®é²è¡ç¶æ³ã远跡ã§ããŸãã kubectl get hpa retail-store-app-ui --watch Output: NAME REFERENCE TARGETS MINPODS MAXPODS REPLICAS AGE retail-store-app-ui Deployment/retail-store-app-ui cpu: 158%/80% 3 10 5 16m retail-store-app-ui Deployment/retail-store-app-ui cpu: 161%/80% 3 10 6 16m retail-store-app-ui Deployment/retail-store-app-ui cpu: 148%/80% 3 10 9 16m ã芧ã®éããEKS Auto Mode ã¯ã¢ããªã±ãŒã·ã§ã³ã®éèŠã«åºã¥ããŠã¯ã©ã¹ã¿ãŒã€ã³ãã©ã¹ãã©ã¯ãã£ãå®å
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èŠããããŸãã kubectl create ns ecommerce kubectl label namespace ecommerce istio-injection=enabled ãããã®ã¹ããããå®äºãããšã次ã®ã³ãŒãã䜿çšããŠãµã³ãã«ã®æ¯æãã¢ããªã±ãŒã·ã§ã³ããããã€ã§ããŸããæé©ã«åæ£ (ãŸãã¯ã¬ããªã«ãååž) ãããã«ã¯ãä»ã®ã¬ããªã«ããã§ã«èµ·åããŠå®è¡ãããŠããã¢ããªã±ãŒã·ã§ã³ã段éçã«ã¹ã±ãŒãªã³ã°ããå¿
èŠããããŸããããã«ãããã¹ã±ãžã¥ãŒã©ã¯ç¹å®ã® AZ ã®ã¯ãŒã«ãŒããŒãã§å®è¡ãããŠããã¬ããªã«ã確èªããŠããŠãŒã¶ãŒãå®çŸ©ããã¹ã±ãžã¥ãŒãªã³ã°å¶çŽã«åŸãããã«ããããšãã§ããŸãã apiVersion: v1 kind: ServiceAccount metadata: name: payments-service-account namespace: ecommerce --- apiVersion: v1 kind: Service metadata: name: payments-service namespace: ecommerce spec: selector: app: payments type: ClusterIP ports: - protocol: TCP port: 3005 targetPort: 3005 --- apiVersion: apps/v1 kind: Deployment metadata: name: payments namespace: ecommerce labels: app.kubernetes.io/version: "0.0.1" spec: replicas: 6 selector: matchLabels: app: payments workload: ecommerce template: metadata: labels: app: payments workload: ecommerce version: "0.0.1" spec: serviceAccountName: payments-service-account topologySpreadConstraints: - maxSkew: 1 topologyKey: "topology.kubernetes.io/zone" whenUnsatisfiable: DoNotSchedule labelSelector: matchLabels: app: payments containers: - name: payments-container image: "lukondefmwila/ecommerce-payments:0.0.1" readinessProbe: httpGet: path: /v1/payments port: 3005 initialDelaySeconds: 5 periodSeconds: 10 ports: - containerPort: 3005 resources: requests: cpu: "1" memory: "64Mi" åè¿°ã®ãªãœãŒã¹ãé©çšãããšãPod ãã¯ã©ã¹ã¿ãŒã§æåŸ
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èŠããããŸãã apiVersion: monitoring.coreos.com/v1 kind: PodMonitor metadata: name: envoy-stats-monitor namespace: prometheus labels: monitoring: istio-proxies release: prom spec: selector: matchExpressions: - {key: istio-prometheus-ignore, operator: DoesNotExist} namespaceSelector: any: true jobLabel: envoy-stats podMetricsEndpoints: - path: /stats/prometheus interval: 15s relabelings: - action: keep sourceLabels: [__meta_kubernetes_pod_container_name] regex: "istio-proxy" - action: keep sourceLabels: [ __meta_kubernetes_pod_annotationpresent_prometheus_io_scrape] - sourceLabels: [ __address__, __meta_kubernetes_pod_annotation_prometheus_io_port] action: replace regex: ([^:]+)(?::\d+)?;(\d+) replacement: $1:$2 targetLabel: __address__ - action: labeldrop regex: "__meta_kubernetes_pod_label_(.+)" - sourceLabels: [__meta_kubernetes_namespace] action: replace targetLabel: namespace - sourceLabels: [__meta_kubernetes_pod_name] action: replace targetLabel: pod_name --- apiVersion: monitoring.coreos.com/v1 kind: ServiceMonitor metadata: name: istio-component-monitor namespace: prometheus labels: monitoring: istio-components release: prom spec: jobLabel: istio targetLabels: [app] selector: matchExpressions: - {key: istio, operator: In, values: [pilot]} namespaceSelector: any: true endpoints: - port: http-monitoring interval: 15s åè¿°ã®ãªãœãŒã¹ãé©çšããããæ¬¡ã®ã³ãã³ããå®è¡ã㊠Prometheus ããã·ã¥ããŒãã«ã¢ã¯ã»ã¹ã§ããŸãã kubectl -n prometheus port-forward statefulset/prometheus-prom-kube-prometheus-stack-prometheus 9090 次ã«ãPrometheus ã§ã¡ããªã¯ã¹ã確èªã§ããããã«ããµã³ãã«ã¢ããªã±ãŒã·ã§ã³ã®ãã©ãã£ãã¯ãçæããå¿
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