Add direct tpm support for spire-agent (#216)

* Add direct tpm support for spire-agent Signed-off-by: Kevin Fox <[email protected]> * Add fingerprinting support Signed-off-by: Kevin Fox <[email protected]> * Add example Signed-off-by: Kevin Fox <[email protected]> * Update charts/spire/charts/spire-agent/templates/configmap.yaml Signed-off-by: kfox1111 <[email protected]> * Update charts/spire/charts/spire-agent/templates/configmap.yaml Signed-off-by: kfox1111 <[email protected]> * Fix broken tests Signed-off-by: Kevin Fox <[email protected]> * Fix hardcoded nodeAttestor and keyManager in spire-agent Fixes: https://github.com/spiffe/helm-charts-hardened/issues/220 Signed-off-by: Kevin Fox <[email protected]> * Fix merge issues Signed-off-by: Kevin Fox <[email protected]> * Fix unit tests Signed-off-by: Kevin Fox <[email protected]> * Pass the agent's securityContext on to Kubernetes Currently its ignored. Signed-off-by: Kevin Fox <[email protected]> * Update example to be usable Signed-off-by: Kevin Fox <[email protected]> * Apply suggestions from code review Signed-off-by: kfox1111 <[email protected]> * Incorperate feedback Signed-off-by: Kevin Fox <[email protected]> * Incorperate feedback Signed-off-by: Kevin Fox <[email protected]> * Update to the newest release Signed-off-by: Kevin Fox <[email protected]> * Incorperate feedback Signed-off-by: Kevin Fox <[email protected]> * Incorperate feedback Signed-off-by: Kevin Fox <[email protected]> * Apply suggestions from code review Signed-off-by: kfox1111 <[email protected]> --------- Signed-off-by: Kevin Fox <[email protected]> Signed-off-by: kfox1111 <[email protected]> Co-authored-by: Faisal Memon <[email protected]>
2024-02-29 20:33:57 +00:00
parent fcd0c11e14
commit a539065c02
5 changed files with 138 additions and 1 deletions
@@ -0,0 +1,15 @@
+spire-agent:
+  nodeAttestor:
+    k8sPsat:
+      enabled: false
+    tpmDirect:
+      enabled: true
+
+spire-server:
+  controllerManager:
+    # K8s labels have a 63 character limit. TPM hashes are 64 chars. So you need to label the node with two labels with half of the tpm's hash each. The 'node-restriction.kubernetes.io/' prefix is so that the
+    # nodes can't update the hash themselves, an important security constraint.
+    parentIDTemplate: 'spiffe://{{ .TrustDomain }}/spire/agent/tpm/{{ index .NodeMeta.Labels "node-restriction.kubernetes.io/tpm-pubhash" }}{{ index .NodeMeta.Labels "node-restriction.kubernetes.io/tpm-pubhash2" }}'
+  nodeAttestor:
+    tpmDirect:
+      enabled: true