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Support multiple namespaces in the Nomad Provider

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Romain 2023-03-21 15:50:06 +01:00 • committed by GitHub
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6
docs/content/deprecation/features.md
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@ -7,6 +7,7 @@ This page is maintained and updated periodically to reflect our roadmap and any
| [Pilot](#pilot) | 2.7 | 2.8 | 2.9 |
| [Consul Enterprise Namespace](#consul-enterprise-namespace) | 2.8 | N/A | 3.0 |
| [TLS 1.0 and 1.1 Support](#tls-10-and-11) | N/A | 2.8 | N/A |
| [Nomad Namespace](#nomad-namespace) | 2.10 | N/A | 3.0 |
| [Kubernetes CRDs API Group `traefik.containo.us`](#kubernetes-crds-api-group-traefikcontainous) | 2.10 | N/A | 3.0 |
| [Kubernetes CRDs API Version `traefik.io/v1alpha1`](#kubernetes-crds-api-version-traefikiov1alpha1) | N/A | N/A | 3.0 |
@ -29,6 +30,11 @@ please use the `namespaces` options instead.
Starting on 2.8 the default TLS options will use the minimum version of TLS 1.2. Of course, it can still be overridden with custom configuration.
### Nomad Namespace
Starting on 2.10 the `namespace` option of the Nomad provider is deprecated,
please use the `namespaces` options instead.
### Kubernetes CRDs API Group `traefik.containo.us`
In v2.10, the Kubernetes CRDs API Group `traefik.containo.us` is deprecated, and its support will end starting with Traefik v3. Please use the API Group `traefik.io` instead.

6
docs/content/migration/v2.md
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@ -499,6 +499,12 @@ In `v2.9`, Traefik Pilot support has been removed.
## v2.10
### Nomad Namespace
In `v2.10`, the `namespace` option of the Nomad provider is deprecated, please use the `namespaces` options instead.
## v2.10
### Kubernetes CRDs
In `v2.10`, the Kubernetes CRDs API Group `traefik.containo.us` is deprecated, and its support will end starting with Traefik v3. Please use the API Group `traefik.io` instead.

49
docs/content/providers/nomad.md
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@ -442,24 +442,65 @@ For additional information, refer to [Restrict the Scope of Service Discovery](.
### `namespace`
??? warning "Deprecated in favor of the [`namespaces`](#namespaces) option."
_Optional, Default=""_
The `namespace` option defines the namespace in which the Nomad services will be discovered.
!!! warning
One should only define either the `namespaces` option or the `namespace` option.
```yaml tab="File (YAML)"
providers:
nomad:
namespace: "production"
# ...
```
```toml tab="File (TOML)"
[providers.nomad]
namespace = "production"
# ...
```
```bash tab="CLI"
--providers.nomad.namespace=production
# ...
```
### `namespaces`
_Optional, Default=""_
The `namespace` option defines the namespace in which the Nomad services will be discovered.
The `namespaces` option defines the namespaces in which the nomad services will be discovered.
When using the `namespaces` option, the discovered object names will be suffixed as shown below:
```text
<resource-name>@nomad-<namespace>
```
!!! warning
One should only define either the `namespaces` option or the `namespace` option.
```yaml tab="File (YAML)"
providers:
nomad:
namespace: "production"
namespaces:
- "ns1"
- "ns2"
# ...
```
```toml tab="File (TOML)"
[providers.nomad]
namespace = "production"
namespaces = ["ns1", "ns2"]
# ...
```
```bash tab="CLI"
--providers.nomad.namespace=production
--providers.nomad.namespaces=ns1,ns2
# ...
```

3
docs/content/reference/static-configuration/cli-ref.md
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@ -858,6 +858,9 @@ Expose Nomad services by default. (Default: ```true```)
`--providers.nomad.namespace`:
Sets the Nomad namespace used to discover services.
`--providers.nomad.namespaces`:
Sets the Nomad namespaces used to discover services.
`--providers.nomad.prefix`:
Prefix for nomad service tags. (Default: ```traefik```)

3
docs/content/reference/static-configuration/env-ref.md
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@ -858,6 +858,9 @@ Expose Nomad services by default. (Default: ```true```)
`TRAEFIK_PROVIDERS_NOMAD_NAMESPACE`:
Sets the Nomad namespace used to discover services.
`TRAEFIK_PROVIDERS_NOMAD_NAMESPACES`:
Sets the Nomad namespaces used to discover services.
`TRAEFIK_PROVIDERS_NOMAD_PREFIX`:
Prefix for nomad service tags. (Default: ```traefik```)

1
docs/content/reference/static-configuration/file.toml
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@ -181,6 +181,7 @@
prefix = "foobar"
stale = true
namespace = "foobar"
namespaces = ["foobar", "foobar"]
exposedByDefault = true
refreshInterval = "42s"
[providers.nomad.endpoint]

3
docs/content/reference/static-configuration/file.yaml
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@ -195,6 +195,9 @@ providers:
prefix: foobar
stale: true
namespace: foobar
namespaces:
- foobar
- foobar
exposedByDefault: true
refreshInterval: 42s
endpoint:

54
docs/content/routing/providers/kubernetes-gateway.md
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@ -294,19 +294,19 @@ Kubernetes cluster before creating `TCPRoute` objects.
kind: TraefikService # [11]
```
| Ref | Attribute | Description |
|------|---------------|-----------------------------------------------------------------------------------------------------------------------------------|
| [1] | `parentRefs` | References the resources (usually Gateways) that a Route wants to be attached to. |
| [2] | `name` | Name of the referent. |
| [3] | `namespace` | Namespace of the referent. When unspecified (or empty string), this refers to the local namespace of the Route. |
| [4] | `sectionName` | Name of a section within the target resource (the Listener name). |
| [5] | `rules` | Rules are a list of TCP matchers and actions. |
| [6] | `backendRefs` | Defines the backend(s) where matching requests should be sent. |
| [7] | `name` | The name of the referent service. |
| [8] | `weight` | The proportion of traffic forwarded to a targetRef, computed as weight/(sum of all weights in targetRefs). |
| [9] | `port` | The port of the referent service. |
| [10] | `group` | Group is the group of the referent. Only traefik.io`, `traefik.containo.us` and `gateway.networking.k8s.io` values are supported. |
| [11] | `kind` | Kind is kind of the referent. Only `TraefikService` and `Service` values are supported. |
| Ref | Attribute | Description |
|------|---------------|------------------------------------------------------------------------------------------------------------------------------------|
| [1] | `parentRefs` | References the resources (usually Gateways) that a Route wants to be attached to. |
| [2] | `name` | Name of the referent. |
| [3] | `namespace` | Namespace of the referent. When unspecified (or empty string), this refers to the local namespace of the Route. |
| [4] | `sectionName` | Name of a section within the target resource (the Listener name). |
| [5] | `rules` | Rules are a list of TCP matchers and actions. |
| [6] | `backendRefs` | Defines the backend(s) where matching requests should be sent. |
| [7] | `name` | The name of the referent service. |
| [8] | `weight` | The proportion of traffic forwarded to a targetRef, computed as weight/(sum of all weights in targetRefs). |
| [9] | `port` | The port of the referent service. |
| [10] | `group` | Group is the group of the referent. Only `traefik.io`, `traefik.containo.us` and `gateway.networking.k8s.io` values are supported. |
| [11] | `kind` | Kind is kind of the referent. Only `TraefikService` and `Service` values are supported. |
### Kind: `TLSRoute`
@ -340,17 +340,17 @@ Kubernetes cluster before creating `TLSRoute` objects.
kind: TraefikService # [12]
```
| Ref | Attribute | Description |
|------|---------------|-----------------------------------------------------------------------------------------------------------------------------------|
| [1] | `parentRefs` | References the resources (usually Gateways) that a Route wants to be attached to. |
| [2] | `name` | Name of the referent. |
| [3] | `namespace` | Namespace of the referent. When unspecified (or empty string), this refers to the local namespace of the Route. |
| [4] | `sectionName` | Name of a section within the target resource (the Listener name). |
| [5] | `hostnames` | Defines a set of SNI names that should match against the SNI attribute of TLS ClientHello message in TLS handshake. |
| [6] | `rules` | Rules are a list of TCP matchers and actions. |
| [7] | `backendRefs` | Defines the backend(s) where matching requests should be sent. |
| [8] | `name` | The name of the referent service. |
| [9] | `weight` | The proportion of traffic forwarded to a targetRef, computed as weight/(sum of all weights in targetRefs). |
| [10] | `port` | The port of the referent service. |
| [11] | `group` | Group is the group of the referent. Only traefik.io`, `traefik.containo.us` and `gateway.networking.k8s.io` values are supported. |
| [12] | `kind` | Kind is kind of the referent. Only `TraefikService` and `Service` values are supported. |
| Ref | Attribute | Description |
|------|---------------|------------------------------------------------------------------------------------------------------------------------------------|
| [1] | `parentRefs` | References the resources (usually Gateways) that a Route wants to be attached to. |
| [2] | `name` | Name of the referent. |
| [3] | `namespace` | Namespace of the referent. When unspecified (or empty string), this refers to the local namespace of the Route. |
| [4] | `sectionName` | Name of a section within the target resource (the Listener name). |
| [5] | `hostnames` | Defines a set of SNI names that should match against the SNI attribute of TLS ClientHello message in TLS handshake. |
| [6] | `rules` | Rules are a list of TCP matchers and actions. |
| [7] | `backendRefs` | Defines the backend(s) where matching requests should be sent. |
| [8] | `name` | The name of the referent service. |
| [9] | `weight` | The proportion of traffic forwarded to a targetRef, computed as weight/(sum of all weights in targetRefs). |
| [10] | `port` | The port of the referent service. |
| [11] | `group` | Group is the group of the referent. Only `traefik.io`, `traefik.containo.us` and `gateway.networking.k8s.io` values are supported. |
| [12] | `kind` | Kind is kind of the referent. Only `TraefikService` and `Service` values are supported. |