| Developer { |
| n1: circle label:"Start" |
| n2: rectangle label:"Create migration script" |
| n3: rectangle label:"Test locally" |
| n4: rectangle label:"Review migration results" |
| n5: circle label:"End" |
| n1.handle(right) -> n2.handle(left) |
| n2.handle(right) -> n3.handle(left) |
| n3.handle(bottom) -> CI.n6.handle(top) [label="Push to repo"] |
| n4.handle(right) -> n5.handle(left) |
| } |
| CI { |
| n6: rectangle label:"Run migration in test DB" |
| n7: diamond label:"Migration successful?" |
| n8: rectangle label:"Generate rollback script" |
| n9: rectangle label:"Fail build with errors" |
| n6.handle(right) -> n7.handle(left) |
| n7.handle(right) -> n8.handle(left) [label="Yes"] |
| n7.handle(bottom) -> n9.handle(top) [label="No"] |
| n8.handle(bottom) -> DBA.n10.handle(top) [label="Approve"] |
| n9.handle(top) -> Developer.n2.handle(bottom) [label="Fix script"] |
| } |
| DBA { |
| n10: rectangle label:"Review migration plan" |
| n11: diamond label:"Approve for production?" |
| n12: rectangle label:"Schedule maintenance window" |
| n13: rectangle label:"Request changes" |
| 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) -> Production.n14.handle(top) [label="Execute"] |
| n13.handle(top) -> Developer.n2.handle(bottom) [label="Revise"] |
| } |
| Production { |
| n14: rectangle label:"Create backup snapshot" |
| n15: rectangle label:"Enable maintenance mode" |
| n16: rectangle label:"Execute migration script" |
| n17: diamond label:"Migration completed?" |
| n18: rectangle label:"Verify data integrity" |
| n19: rectangle label:"Execute rollback script" |
| n20: rectangle label:"Disable maintenance mode" |
| 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(right) -> n20.handle(left) |
| n19.handle(right) -> n20.handle(top) |
| n20.handle(top) -> Developer.n4.handle(bottom) [label="Complete"] |
| } |
|
|
