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5 Commits

Author SHA1 Message Date
Mayank Shah c1b683147a
Update identity to make certs more diagnosable (#3990) 
Update identity controller to make issuer certificates diagnosable if
cert validity is causing error

    - Add expiry time in identity log message
    - Add current time in identity log message
    - Emit k8s event with appropriate message


Signed-off-by: Mayank Shah <mayankshah1614@gmail.com>
 2020-02-13 11:21:41 +02:00
Zahari Dichev 0017f9a60a Cert manager support (#3600) 
* Add support for --identity-issuer-mode flag to install cmd
* Change flag to be a bool
* Read correct data form identity when external issuer is used
* Add ability for identity service to dynamically reload certs
* Fix failing tests
* Minor refactor
* Load trust anchors from identity issuer secret
* Make identity service actually watch for issuer certs updates
* Add some testing around cmd line identity options validation
* Add tests ensuring that identity service loads issuer
* Take into account external-issuer flag during upgrade + tests
* Fix failing upgrade test
* Address initial review feedback
* Address further review feedback on cli and helm
* Do not persist --identity-external-issuer
* Some improvements to identitiy service
* Bring back persistane of external issuer flag
* Address more feedback
* Update dockerfiles shas
* Publishing k8s events on issuer certs rotation
* Ensure --ignore-cluster+external issuer is not supported
* Update go-deps shas
* Transition to identity issuer scheme based configuration
* Use k8s consts for secret file names

Signed-off-by: zaharidichev <zaharidichev@gmail.com>
 2019-10-24 13:15:14 -07:00
Alejandro Pedraza 19a8c72685
Add RSA support to TLS libraries (#3135) 
* Add RSA support to TLS libraries

Fixes #3131

Wrapped private keys into either `PrivateKeyEC` or `PrivateKeyRSA` to
provide different certificate matching logic and marshaling depending on
the block type.

You can test having an RSA cert for the proxy injector by applying this
patch:

```diff
$ diff -u chart/templates/proxy_injector-rbac.yaml ~/tmp/proxy_injector-rbac.yaml
--- chart/templates/proxy_injector-rbac.yaml    2019-07-24 14:34:43.570616936 -0500
+++ /home/alpeb/tmp/proxy_injector-rbac.yaml    2019-07-24 13:41:03.150285099 -0500
@@ -1,4 +1,5 @@
 {{with .Values -}}
+{{- $ca := genCA "linkerd-proxy-injector.linkerd.svc" 365 -}}
 ---
 ###
 ### Proxy Injector RBAC
@@ -60,8 +61,8 @@
     {{ .CreatedByAnnotation }}: {{ .CliVersion }}
 type: Opaque
 data:
-  crt.pem: {{ b64enc .ProxyInjector.CrtPEM }}
-  key.pem: {{ b64enc .ProxyInjector.KeyPEM }}
+  crt.pem: {{ b64enc $ca.Cert }}
+  key.pem: {{ b64enc $ca.Key }}
 ---
 apiVersion: admissionregistration.k8s.io/v1beta1
 kind: MutatingWebhookConfiguration
@@ -81,7 +82,7 @@
       name: linkerd-proxy-injector
       namespace: {{ .Namespace }}
       path: "/"
-    caBundle: {{ b64enc .ProxyInjector.CrtPEM }}
+    caBundle: {{ b64enc $ca.Cert }}
   failurePolicy: {{ .WebhookFailurePolicy }}
   rules:
   - operations: [ "CREATE" ]
```

This will replace the logic to generate the cert with a call to Helm's
`genCA`, which uses RSA.

Signed-off-by: Alejandro Pedraza <alejandro@buoyant.io>
 2019-07-26 11:54:56 -05:00
Oliver Gould 790c13b3b2
Introduce the Identity controller implementation (#2521) 
This change introduces a new Identity service implementation for the
`io.linkerd.proxy.identity.Identity` gRPC service.

The `pkg/identity` contains a core, abstract implementation of the service
(generic over both the CA and (Kubernetes) Validator interfaces).

`controller/identity` includes a concrete implementation that uses the
Kubernetes TokenReview API to validate serviceaccount tokens when
issuing certificates.

This change does **NOT** alter installation or runtime to include the
identity service. This will be included in a follow-up.
 2019-03-19 13:58:45 -07:00
Oliver Gould 2640943c67
pkg/tls: Make it possible to load a CA from disk (#2335) 
In preparation for creating an Identity service that can chain off of an
existing CA, it's necessary to both (1) be able to create an
intermediate CA that can be used by the identity service and (2) be able
to load a CA from existing key material.

This changes the public API of the `tls` package to deal in actual key
types (rather than opaque blobs) and provides a set of helpers that can
be used to convert these credentials between common formats.
 2019-02-22 15:13:50 -08:00