| Monitor { |
| n1: circle label:"Start" |
| n2: rectangle label:"Scan certificate inventory" |
| n3: rectangle label:"Check expiration dates" |
| n4: rectangle label:"Verify renewal complete" |
| n5: circle label:"End" |
| n1.handle(right) -> n2.handle(left) |
| n2.handle(right) -> n3.handle(left) |
| n3.handle(bottom) -> CertManager.n6.handle(top) [label="Expiring soon"] |
| n4.handle(right) -> n5.handle(left) |
| } |
| CertManager { |
| n6: diamond label:"Certificate type?" |
| n7: rectangle label:"Request from Let's Encrypt" |
| n8: rectangle label:"Request from DigiCert" |
| n9: rectangle label:"Generate self-signed" |
| n10: rectangle label:"Complete ACME challenge" |
| n11: diamond label:"Validation passed?" |
| n12: rectangle label:"Download new certificate" |
| n13: rectangle label:"Retry validation" |
| n6.handle(right) -> n7.handle(left) [label="Public"] |
| n6.handle(bottom) -> n8.handle(top) [label="Enterprise"] |
| n6.handle(left) -> n9.handle(top) [label="Internal"] |
| n7.handle(right) -> n10.handle(left) |
| n8.handle(right) -> n10.handle(top) |
| n9.handle(right) -> n12.handle(top) |
| n10.handle(right) -> n11.handle(left) |
| n11.handle(right) -> n12.handle(left) [label="Yes"] |
| n11.handle(bottom) -> n13.handle(top) [label="No"] |
| n12.handle(bottom) -> Deployment.n14.handle(top) [label="Install"] |
| n13.handle(top) -> n10.handle(bottom) [label="Retry"] |
| } |
| Deployment { |
| n14: rectangle label:"Update load balancer" |
| n15: rectangle label:"Update Kubernetes ingress" |
| n16: rectangle label:"Reload web servers" |
| n17: diamond label:"SSL handshake OK?" |
| n18: rectangle label:"Update certificate inventory" |
| n19: rectangle label:"Rollback to previous cert" |
| n14.handle(right) -> n15.handle(left) |
| n15.handle(right) -> n16.handle(left) |
| n16.handle(right) -> n17.handle(left) |
| n17.handle(right) -> n18.handle(left) [label="Yes"] |
| n17.handle(bottom) -> n19.handle(top) [label="No"] |
| n18.handle(top) -> Monitor.n4.handle(bottom) [label="Renewed"] |
| n19.handle(top) -> CertManager.n6.handle(bottom) [label="Retry"] |
| } |
