feat: add redpanda buffering layer with split ingress/egress otel collectors #7275
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,198 @@ | ||
| import * as k8s from '@pulumi/kubernetes'; | ||
| import * as pulumi from '@pulumi/pulumi'; | ||
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| export type Redpanda = ReturnType<typeof deployRedpanda>; | ||
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| export function deployRedpanda() { | ||
| const redpandaConfig = new pulumi.Config('redpanda'); | ||
| const replicas = redpandaConfig.getNumber('replicas') || 3; | ||
| const storageSize = redpandaConfig.get('storageSize') || '20Gi'; | ||
| const memoryLimit = redpandaConfig.get('memoryLimit') || '1Gi'; | ||
| const cpuLimit = redpandaConfig.get('cpuLimit') || '1000m'; | ||
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| const labels = { app: 'redpanda' }; | ||
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| // StatefulSet for Redpanda | ||
| const statefulSet = new k8s.apps.v1.StatefulSet('redpanda', { | ||
| metadata: { | ||
| name: 'redpanda', | ||
| }, | ||
| spec: { | ||
| serviceName: 'redpanda', | ||
| replicas, | ||
| selector: { | ||
| matchLabels: labels, | ||
| }, | ||
| template: { | ||
| metadata: { | ||
| labels, | ||
| }, | ||
| spec: { | ||
| containers: [ | ||
| { | ||
| name: 'redpanda', | ||
| image: 'redpandadata/redpanda:v25.3.1', | ||
| imagePullPolicy: 'Always', | ||
| resources: { | ||
| limits: { | ||
| cpu: cpuLimit, | ||
| memory: memoryLimit, | ||
| }, | ||
| }, | ||
| args: [ | ||
| 'redpanda', | ||
| 'start', | ||
| '--overprovisioned', | ||
|
Collaborator
There was a problem hiding this comment.
https://docs.redpanda.com/current/reference/rpk/rpk-redpanda/rpk-redpanda-mode/#production-mode We want to make sure this is disabled in production |
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| '--smp', | ||
| '1', | ||
| '--memory', | ||
| memoryLimit, | ||
| '--kafka-addr', | ||
| 'PLAINTEXT://0.0.0.0:9092', | ||
| '--advertise-kafka-addr', | ||
| pulumi.interpolate`PLAINTEXT://\${HOSTNAME}.redpanda.default.svc.cluster.local:9092`, | ||
| ], | ||
| ports: [ | ||
| { containerPort: 9092, name: 'kafka' }, | ||
| { containerPort: 8082, name: 'http' }, | ||
| { containerPort: 33145, name: 'rpc' }, | ||
| { containerPort: 9644, name: 'admin' }, | ||
| ], | ||
| volumeMounts: [ | ||
| { | ||
| name: 'datadir', | ||
| mountPath: '/var/lib/redpanda/data', | ||
| }, | ||
| ], | ||
| livenessProbe: { | ||
| httpGet: { | ||
| path: '/v1/status/ready', | ||
|
Collaborator
There was a problem hiding this comment. for most of our services we use |
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| port: 9644 as any, | ||
| }, | ||
| initialDelaySeconds: 30, | ||
| periodSeconds: 10, | ||
| }, | ||
| readinessProbe: { | ||
| httpGet: { | ||
| path: '/v1/status/ready', | ||
| port: 9644 as any, | ||
| }, | ||
| initialDelaySeconds: 10, | ||
| periodSeconds: 5, | ||
| }, | ||
| }, | ||
| ], | ||
| }, | ||
| }, | ||
| volumeClaimTemplates: [ | ||
| { | ||
| metadata: { | ||
| name: 'datadir', | ||
| }, | ||
| spec: { | ||
| accessModes: ['ReadWriteOnce'], | ||
| resources: { | ||
| requests: { | ||
| storage: storageSize, | ||
| }, | ||
| }, | ||
| }, | ||
| }, | ||
| ], | ||
| }, | ||
| }); | ||
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| // Headless Service for StatefulSet (used for internal cluster communication) | ||
| const headlessService = new k8s.core.v1.Service('redpanda-headless', { | ||
| metadata: { | ||
| name: 'redpanda', | ||
| }, | ||
| spec: { | ||
| clusterIP: 'None', | ||
| selector: labels, | ||
| ports: [ | ||
| { name: 'kafka', port: 9092, targetPort: 9092 as any }, | ||
|
Collaborator
There was a problem hiding this comment. why do we need the any casts ? |
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| { name: 'http', port: 8082, targetPort: 8082 as any }, | ||
| { name: 'rpc', port: 33145, targetPort: 33145 as any }, | ||
| { name: 'admin', port: 9644, targetPort: 9644 as any }, | ||
| ], | ||
| }, | ||
| }); | ||
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| // ClusterIP Service for clients (load balances across all pods) | ||
| const clientService = new k8s.core.v1.Service('redpanda-client-service', { | ||
| metadata: { | ||
| name: 'redpanda-client', | ||
| }, | ||
| spec: { | ||
| type: 'ClusterIP', | ||
| selector: labels, | ||
| ports: [ | ||
| { name: 'kafka', port: 9092, targetPort: 9092 as any }, | ||
| { name: 'http', port: 8082, targetPort: 8082 as any }, | ||
| ], | ||
| }, | ||
| }); | ||
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| // Create otel-traces topic | ||
| const topicCreationJob = new k8s.batch.v1.Job( | ||
| 'redpanda-topic-creation', | ||
| { | ||
| metadata: { | ||
| name: 'redpanda-topic-creation', | ||
| }, | ||
| spec: { | ||
| template: { | ||
| spec: { | ||
| restartPolicy: 'OnFailure', | ||
| containers: [ | ||
| { | ||
| name: 'rpk', | ||
| image: 'redpandadata/redpanda:v25.3.1', | ||
| imagePullPolicy: 'Always', | ||
| command: [ | ||
| '/bin/bash', | ||
| '-c', | ||
| ` | ||
| # Wait for Redpanda to be ready | ||
| for i in {1..60}; do | ||
| if rpk cluster health --brokers redpanda-0.redpanda:9092 2>/dev/null | grep -q 'Healthy'; then | ||
| echo "Redpanda cluster is ready" | ||
| break | ||
| fi | ||
| echo "Waiting for Redpanda cluster... ($i/60)" | ||
| sleep 5 | ||
| done | ||
| # Create topic with partitioning only (no replication) | ||
| rpk topic create otel-traces \\ | ||
| --brokers redpanda-0.redpanda:9092 \\ | ||
| --replicas 1 \\ | ||
| --partitions 10 \\ | ||
| --config retention.ms=2592000000 \\ | ||
| --config compression.type=snappy \\ | ||
| --config max.message.bytes=10485760 \\ | ||
| || echo "Topic may already exist" | ||
| # Verify topic creation | ||
| rpk topic describe otel-traces --brokers redpanda-0.redpanda:9092 | ||
| `, | ||
| ], | ||
| }, | ||
| ], | ||
| }, | ||
| }, | ||
| }, | ||
| }, | ||
| { dependsOn: [statefulSet, headlessService] }, | ||
| ); | ||
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| return { | ||
| statefulSet, | ||
| headlessService, | ||
| clientService, | ||
| topicCreationJob, | ||
| // Client service endpoint - auto-discovers all brokers | ||
| brokerEndpoint: 'redpanda-client:9092', | ||
| }; | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,21 @@ | ||
| dist: | ||
| version: 0.122.0 | ||
| name: otelcol-custom | ||
| description: Custom OTel Collector distribution | ||
| output_path: ./otelcol-custom | ||
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| receivers: | ||
| - gomod: github.com/open-telemetry/opentelemetry-collector-contrib/receiver/kafkareceiver v0.122.0 | ||
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| processors: | ||
| - gomod: go.opentelemetry.io/collector/processor/batchprocessor v0.122.0 | ||
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| exporters: | ||
| - gomod: go.opentelemetry.io/collector/exporter/debugexporter v0.122.0 | ||
| - gomod: | ||
| github.com/open-telemetry/opentelemetry-collector-contrib/exporter/clickhouseexporter v0.122.0 | ||
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| extensions: | ||
| - gomod: | ||
| github.com/open-telemetry/opentelemetry-collector-contrib/extension/healthcheckextension | ||
| v0.122.0 |
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should we keep this configurable by env?