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Migrate leader restart (#271)
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blocked by #269 
blocked by #270 

related to #237 

------


Migrated the leader restart experiment to the zbchaos toolkit

Log output:

```
Deployed process model bpmn/chaos/actionRunner.bpmn successful with key 2251799813685249.
Deploy file bpmn/chaos/chaosExperiment.bpmn (size: 21403 bytes).
Deployed process model bpmn/chaos/chaosExperiment.bpmn successful with key 2251799813685251.
Deploy file bpmn/chaos/chaosToolkit.bpmn (size: 11031 bytes).
Deployed process model bpmn/chaos/chaosToolkit.bpmn successful with key 2251799813685253.
Create ChaosToolkit instance
Open workers: [zbchaos, readExperiments].
Handle read experiments job [key: 2251799813685265]
Read experiments successful, complete job with: {"experiments":[{"contributions":{"availability":"high","reliability":"high"},"description":"This fake experiment is just to test the integration with Zeebe and zbchaos workers","method":[{"name":"Show again the version","provider":{"arguments":["version"],"path":"zbchaos","timeout":900,"type":"process"},"tolerance":0,"type":"action"}],"rollbacks":[],"steady-state-hypothesis":{"probes":[{"name":"Show version","provider":{"arguments":["version"],"path":"zbchaos","timeout":900,"type":"process"},"tolerance":0,"type":"probe"}],"title":"Zeebe is alive"},"title":"This is a fake experiment","version":"0.1.0"},{"contributions":{"availability":"high","reliability":"high"},"description":"Zeebe should be fault-tolerant. Zeebe should recover after a partition leader was restarted gracefully.","method":[{"name":"Restart leader of partition 1","provider":{"arguments":["restart","broker","--role","LEADER","--partitionId","1"],"path":"zbchaos","type":"process"},"type":"action"}],"rollbacks":[],"steady-state-hypothesis":{"probes":[{"name":"All pods should be ready","provider":{"arguments":["verify","readiness"],"path":"zbchaos","timeout":900,"type":"process"},"tolerance":0,"type":"probe"},{"name":"Can deploy process model","provider":{"arguments":["deploy","process"],"path":"zbchaos","timeout":900,"type":"process"},"tolerance":0,"type":"probe"},{"name":"Should be able to create process instances on partition 1","provider":{"arguments":["verify","instance-creation","--partitionId","1"],"path":"zbchaos","timeout":900,"type":"process"},"tolerance":0,"type":"probe"}],"title":"Zeebe is alive"},"title":"Zeebe Leader restart gracefully experiment","version":"0.1.0"}]}.
Handle zbchaos job [key: 2251799813685328]
Running command with args: [version] 
zbchaos development (commit: HEAD)
Handle zbchaos job [key: 2251799813685374]
Running command with args: [version] 
zbchaos development (commit: HEAD)
Handle zbchaos job [key: 2251799813685417]
Running command with args: [version] 
zbchaos development (commit: HEAD)
Handle zbchaos job [key: 2251799813685508]
Running command with args: [verify readiness] 
Connecting to zell-chaos
Running experiment in self-managed environment.
All Zeebe nodes are running.
Handle zbchaos job [key: 2251799813685551]
Running command with args: [deploy process] 
Connecting to zell-chaos
Running experiment in self-managed environment.
Successfully created port forwarding tunnel
Deploy file bpmn/one_task.bpmn (size: 2526 bytes).
Deployed process model bpmn/one_task.bpmn successful with key 2251799813685431.
Deployed given process model , under key 2251799813685431!
Handle zbchaos job [key: 2251799813685598]
Running command with args: [verify instance-creation --partitionId 1] 
Connecting to zell-chaos
Running experiment in self-managed environment.
Successfully created port forwarding tunnel
Send create process instance command, with BPMN process ID 'benchmark' and version '-1' (-1 means latest) [variables: '', awaitResult: false]
Created process instance with key 2251799813689038 on partition 1, required partition 1.
The steady-state was successfully verified!
Handle zbchaos job [key: 2251799813685644]
Running command with args: [restart broker --role LEADER --partitionId 1] 
Connecting to zell-chaos
Running experiment in self-managed environment.
Successfully created port forwarding tunnel
Found Broker zell-chaos-zeebe-2 as LEADER for partition 1.
Restarted zell-chaos-zeebe-2
Handle zbchaos job [key: 2251799813685690]
Running command with args: [verify readiness] 
Connecting to zell-chaos
Running experiment in self-managed environment.
All Zeebe nodes are running.
Handle zbchaos job [key: 2251799813685732]
Running command with args: [deploy process] 
Connecting to zell-chaos
Running experiment in self-managed environment.
Successfully created port forwarding tunnel
Deploy file bpmn/one_task.bpmn (size: 2526 bytes).
Deployed process model bpmn/one_task.bpmn successful with key 2251799813685431.
Deployed given process model , under key 2251799813685431!
Handle zbchaos job [key: 2251799813685803]
Running command with args: [verify instance-creation --partitionId 1] 
Connecting to zell-chaos
Running experiment in self-managed environment.
Successfully created port forwarding tunnel
Send create process instance command, with BPMN process ID 'benchmark' and version '-1' (-1 means latest) [variables: '', awaitResult: false]
Created process instance with key 4503599627374207 on partition 2, required partition 1.
Send create process instance command, with BPMN process ID 'benchmark' and version '-1' (-1 means latest) [variables: '', awaitResult: false]
Created process instance with key 2251799813689056 on partition 1, required partition 1.
The steady-state was successfully verified!
Instance 2251799813685255 [definition 2251799813685253 ] completed
--- PASS: Test_ShouldBeAbleToRunExperiments (11.98s)
PASS
```
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@ChrisKujawa
ChrisKujawa authored Dec 7, 2022
2 parents 2fec132 + 0d74f30 commit 46212f2
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Showing 3 changed files with 19 additions and 10 deletions.
2 changes: 1 addition & 1 deletion go-chaos/integration/integration_test.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -110,5 +110,5 @@ type Printer struct {
}

func (p *Printer) Accept(l testcontainers.Log) {
fmt.Println(string(l.Content))
fmt.Print(string(l.Content))
}
24 changes: 18 additions & 6 deletions ...haos/internal/chaos-experiments/camunda-cloud/production-s/leader-restart/experiment.json
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Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,19 @@
"tolerance": 0,
"provider": {
"type": "process",
"path": "verify-readiness.sh",
"path": "zbchaos",
"arguments": ["verify", "readiness"],
"timeout": 900
}
},
{
"name": "Can deploy process model",
"type": "probe",
"tolerance": 0,
"provider": {
"type": "process",
"path": "zbchaos",
"arguments": ["deploy", "process"],
"timeout": 900
}
},
Expand All @@ -25,8 +37,8 @@
"tolerance": 0,
"provider": {
"type": "process",
"path": "verify-steady-state.sh",
"arguments": "1",
"path": "zbchaos",
"arguments": ["verify", "instance-creation", "--partitionId", "1"],
"timeout": 900
}
}
Expand All @@ -35,11 +47,11 @@
"method": [
{
"type": "action",
"name": "Terminate leader of partition 1",
"name": "Restart leader of partition 1",
"provider": {
"type": "process",
"path": "shutdown-gracefully-partition.sh",
"arguments": [ "Leader", "1" ]
"path": "zbchaos",
"arguments": ["restart", "broker", "--role", "LEADER", "--partitionId", "1"]
}
}
],
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3 changes: 0 additions & 3 deletions go-chaos/internal/chaos-experiments/camunda-cloud/test/integration/experiment.json
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Original file line number Diff line number Diff line change
Expand Up @@ -32,9 +32,6 @@
"path": "zbchaos",
"arguments": ["version"],
"timeout": 900
},
"pauses": {
"after": 5
}
}
],
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