| digraph { |
| grpc -> ca [label="Send CSR gRPC Request"] |
| subgraph cluster_istioagent { |
| label = "Istio Agent" |
| color="orange" |
| sds |
| SecretManager -> caClient [label="Sign CSR"] |
| caClient -> grpc |
| grpc -> TokenProvider [dir=none,label="Fetch JWT",color=purple] |
| grpc -> cfiles [dir=none,label="Fetch Cert",color=purple] |
| |
| sds -> SecretManager [label="Generate certificate"] |
| SecretManager -> cfiles [label="Write certs to file"] |
| cfiles [label="Certificate Files"] |
| grpc [shape=diamond] |
| } |
| |
| subgraph cluster_istiod { |
| label = "Istiod" |
| color="lightblue" |
| ca |
| } |
| } |