in teamcity-kubernetes-plugin-server/src/main/resources/buildServerResources/kubeSettings.js [595:607]
setupSourceId: function(image){
var namePrefix = $j.trim(image.agentNamePrefix);
if (namePrefix !== ''){
image['source-id'] = namePrefix;
} else {
var mode = $j('#podTemplateMode').val();
if (mode === 'deployment-base'){
image['source-id'] = $j('#sourceDeployment').val();
} else if (mode === 'simple'){
image['source-id'] = $j('#dockerImage').val();
}
}
},