Merge pull request #596 from ajessup/doc-index-fixes

Adds missing plugins to SPIRE docs index

doc/spire_agent.md

@@ -83,9 +83,12 @@ communicates with spire-server via the Node API.
 | KeyManager       | [memory](/doc/plugin_agent_keymanager_memory.md) | An in-memory key manager which does not persist private keys (must re-attest after restarts) |
 | KeyManager       | [disk](/doc/plugin_agent_keymanager_disk.md) | A key manager which writes the private key to disk |
 | NodeAttestor     | [join_token](/doc/plugin_agent_nodeattestor_jointoken.md) | A node attestor which uses a server-generated join token |
-| NodeAttestor     | [aws_iid](/doc/plugin_agent_nodeattestor_aws_iid.md) | An AWS IID attestor that automatically attests instances using the AWS Instance Metadata API and the AWS Instance Identity document. |
+| NodeAttestor     | [x509_pop](/doc/plugin_agent_nodeattestor_x509pop.md) | A node attestor which uses a pre-existing x.509 certificate and key |
+| NodeAttestor     | [aws_iid](/doc/plugin_agent_nodeattestor_aws_iid.md) | An AWS IID attestor that automatically attests EC2 instances using the AWS Instance Metadata API and the AWS Instance Identity document. |
+| NodeAttestor     | [azure_msi](/doc/plugin_agent_nodeattestor_azure_msi.md) | An Azure Node attestor that automatically attests Azure VMs using a signed Managed Service Identity (MSI) token. |
+| NodeAttestor     | [gcp_iit](/doc/plugin_agent_nodeattestor_gcp_iit.md) | An Google Compute Engine Node attestor that automatically attests GCE instances using a signed token from Google retrieved via the Compute Engine Metadata API. |
 | WorkloadAttestor | [unix](/doc/plugin_agent_workloadattestor_unix.md) | A workload attestor which generates unix-based selectors like `uid` and `gid` |
-| WorkloadAttestor | [k8s](/doc/plugin_agent_workloadattestor_k8s.md) | A workload attestor which generates k8s-based selectors like `ns` and `sa` |
+| WorkloadAttestor | [k8s](/doc/plugin_agent_workloadattestor_k8s.md) | A workload attestor which allows selectors based on Kubernetes constructs such `ns` (namespace) and `sa` (service account)|
 
 ## Further reading
 

doc/spire_server.md

@@ -167,7 +167,11 @@ API and the Node API, with which agents communicate with the server.
 | ServerCA  | [memory](/doc/plugin_server_ca_memory.md) | An in-memory CA for signing SVIDs |
 | DataStore | [sql](/doc/plugin_server_datastore_sql.md) | An sql database storage for SQLite and PostgreSQL databases for the SPIRE datastore |
 | NodeAttestor | [join_token](/doc/plugin_server_nodeattestor_jointoken.md) | A node attestor which validates agents attesting with server-generated join tokens |
-| NodeAttestor | [aws_iid](/doc/plugin_server_nodeattestor_aws_iid.md) | A node attestor which validates agents attesting with AWS Instance Identity Document and Signatures. |
+| NodeAttestor | [nodeattestor_aws_iid](/doc/plugin_server_nodeattestor_aws_iid.md) | A node attestor which validates agents attesting using the [aws_iid](/doc/plugin_agent_nodeattestor_aws_iid.md) node attestor plugin. |
+| NodeResolver | [noderesolver_aws_iid](/doc/plugin_server_noderesolver_aws_iid.md) | A node resolver which extends the [aws_iid](/doc/plugin_server_nodeattestor_aws_iid.md) node attestor plugin to support selecting nodes based on additional properties (such as Security Group ID). |
+| NodeAttestor | [nodeattestor_azure_msi](/doc/plugin_server_nodeattestor_azure_msi.md) | A node attestor which validates agents attesting using the [azure_msi](/doc/plugin_agent_nodeattestor_azure_msi.md) node attestor plugin. |
+| NodeResolver | [noderesolver_azure_msi](/doc/plugin_server_noderesolver_aws_iid.md) | A node resolver which extends the [nodeattestor_azure_msi](/doc/plugin_server_nodeattestor_azure_msi.md) node attestor plugin to support selecting nodes based on additional properties (such as Network Security Group). |
+| NodeAttestor | [nodeattestor_gcp_iit](/doc/plugin_server_nodeattestor_gcp_iit.md) | A node attestor which validates agents attesting using the [gcp_iit](/doc/plugin_agent_nodeattestor_gcp_iit.md) node attestor plugin. |
 | NodeResolver | [noop](/doc/plugin_server_noderesolver_noop.md) | It is mandatory to have at least one node resolver plugin configured. This one is a no-op |
 | UpstreamCA | [disk](/doc/plugin_server_upstreamca_disk.md) | Uses a CA loaded from disk to generate SPIRE server intermediate certificates for use in the ServerCA plugin |