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Add TLS docs #813

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Add TLS docs #813

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33b4a44
Add TLS docs
andreasgerstmayr Feb 21, 2024
287e446
clarify Azure and GCP TLS settings
andreasgerstmayr Feb 28, 2024
8f0d5a3
Merge branch 'main' into tls-doc
andreasgerstmayr Mar 6, 2024
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42 changes: 42 additions & 0 deletions docs/tls.md
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# TLS Overview

## compactor, ingester, querier
Port | Service | TLS Enabled | TLS Certificate | Verify Client Cert
----- | --------------------- | ------------------------------- | ------------------- | ------------------
3200 | Tempo API (HTTP) | `featureGates.httpEncryption` | internal | yes
3101 | Tempo Internal (HTTP) | `featureGates.httpEncryption` | internal | no

## distributor
Port | Service | TLS Enabled | TLS Certificate | Verify Client Cert
----- | --------------------- | ------------------------------- | ------------------- | ------------------
3200 | Tempo API (HTTP) | `featureGates.httpEncryption` | internal | yes
3101 | Tempo Internal (HTTP) | `featureGates.httpEncryption` | internal | no
4317 | OTLP/gRPC | `spec.template.distributor.tls` | custom | no
4318 | OTLP/HTTP | `spec.template.distributor.tls` | custom | no
14268 | jaeger/thrift http | `spec.template.distributor.tls` | custom | no
6831 | jaeger/thrift compact | no | - | -
6832 | jaeger/thrift binary | no | - | -
14250 | jaeger/grpc | `spec.template.distributor.tls` | custom | no
9411 | zipkin | `spec.template.distributor.tls` | custom | no

## query-frontend
Port | Service | TLS Enabled | TLS Certificate | Verify Client Cert
----- | --------------------- | ------------------------------- | ------------------- | ------------------
3200 | Tempo API (HTTP) | if `httpEncryption` and gateway | internal | yes
3101 | Tempo Internal (HTTP) | `featureGates.httpEncryption` | internal | no
16686 | Jaeger UI (HTTP) | if `httpEncryption` and gateway | internal | yes
16685 | Jaeger UI (gRPC) | if `httpEncryption` and gateway | internal | yes

## gateway
Port | Service | TLS Enabled | TLS Certificate | Verify Client Cert
----- | --------------------- | ------------------------------- | ------------------- | ------------------
8080 | public (HTTP) | `servingCertsService` | service-ca-operator | no
8090 | public (gRPC) | `servingCertsService` | service-ca-operator | no
8081 | internal (HTTP) | `featureGates.httpEncryption` | internal | no

## TLS Clients
Client | TLS Settings | TLS Certificate | Notes
------ | ------------------ | --------------- | -----
S3 | `spec.storage.tls` | custom | only custom CA is supported
Azure | - | - | custom TLS settings are not supported
GCP | - | - | custom TLS settings are not supported
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