Demo: Particles

Vamp Particles demo is created to demonstrate the effect of canary releasing in a visual way.

Run

docker run -d -p 5000:5000 magneticio/particles:latest --color=#00ff00 --errorRate=2

Available arguments;

• clusterCount: Number of partifcle groups showing on the screen. This is results in the same number of requests fired to the API. Default is 10

• particlesPerCluster: Number of particles per cluster. Default is 50

• backgroundColor: Color of the background. This should be a hex value like #00FF00

• backgroundImage: Url of a background image which will be shown. When left empty no image will be displayed (images/logo.svg will show the Vamp logo)

• backgroundImageLocation: Location of where show the background image. This can be either center or top

• backgroundImageTransparency: Transparency value of the background image between 0 and 1. 1 will be no transparency, 0 will be full transparency.

• errorRate: Modulo value of how many requests will result with an error. 0 for none, 1 for all request, 2 for 50%, 3 for 33%, etc

• updateInterval: The interval between requests to the server. Default is 5000, which is 5000ms or 5s

• healthCheckGracePeriodSeconds: The period in which the health check always returns healthy. Default is 0s

• resourceCheckGracePeriodSeconds: The period after healthCheckGracePeriodSeconds has expired, during which the health check will return healthy but 20% of requests will result in an error. Default is 0s

• minCPU: The health check will fail if this value is greater than the Pod resources.limits.cpu. 100 is 100m or 0.1 vCPU

• minMem: The health check will fail if this value is greater than the Pod resources.limits.memory. 100 is 100Mi

• extraMemPerRequest: The Pod memory usage will be increased by this value, after every request. This simulates a memory leak. 10 for 10Ki

• color: Color of a particle. This should be a hex value like #00FF00

• shape: Shape of the particle. This can be either circle or rectangle

License

Apache License 2.0, see LICENSE.