Defensive Demo

This DEMO project is used for running Chaos Experiment

REST endpoints

• /actuator/chaosmonkey - Chaos Monkey for Spring Boot
• /employee/all - Return employees from DB (H2)

Chaos Experiments

Set virtual environment in python and install chaostoolkit-spring

python3 -m venv ~/.venvs/chaostk
source  ~/.venvs/chaostk/bin/activate
pip install chaostoolkit-spring

Run the experiment: chaos run experiments.json

Output:

(chaostk)  chaostk > chaos run experiments.json
[2020-05-17 12:24:50 INFO] Validating the experiment's syntax
[2020-05-17 12:24:50 INFO] Experiment looks valid
[2020-05-17 12:24:50 INFO] Running experiment: Employee when database is down
[2020-05-17 12:24:50 INFO] Steady state hypothesis: Employee data is available
[2020-05-17 12:24:50 INFO] Probe: we-can-retrieve-employee-data
[2020-05-17 12:24:50 INFO] Steady state hypothesis is met!
[2020-05-17 12:24:50 INFO] Action: enable_chaosmonkey
[2020-05-17 12:24:50 INFO] Action: configure_assaults
[2020-05-17 12:24:50 INFO] Action: configure_repository_watcher
[2020-05-17 12:24:50 INFO] Steady state hypothesis: Employee data is available
[2020-05-17 12:24:50 INFO] Probe: we-can-retrieve-employee-data
[2020-05-17 12:24:50 INFO] Steady state hypothesis is met!
[2020-05-17 12:24:50 INFO] Let's rollback...
[2020-05-17 12:24:50 INFO] Rollback: disable_chaosmonkey
[2020-05-17 12:24:50 INFO] Action: disable_chaosmonkey
[2020-05-17 12:24:50 INFO] Experiment ended with status: completed