add-params.py

import yaml
import sys

myParam = {
  "description": "Queue size parameter for the collector",
  "displayName": "Jaeger Collector Queue Size",
  "name": "COLLECTOR_QUEUE_SIZE",
  "required": False,
  "value": "300000"
}

myCommand = "--collector.queue-size=${COLLECTOR_QUEUE_SIZE}"

f = sys.stdin

template = yaml.load(f)

params = template['parameters']
params.append(myParam)
 
objects = template['objects']
collectorDeployments = [x for x in objects if x['metadata']['labels']['jaeger-infra']=='collector-deployment']

if len(collectorDeployments) > 1:
    print "Found more than one 'jaeger-infra==collector-deployment'"
    sys.exit(1)

# assuming 1 container per pod
commands = collectorDeployments[0]['spec']['template']['spec']['containers'][0]['command']

commands.append(myCommand)

#print yaml.dump(commands, default_flow_style=False)

print yaml.dump(template, default_flow_style=False) 

sys.exit(0)