/
waffle.go
42 lines (36 loc) · 827 Bytes
/
waffle.go
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package waffle
import (
"donut"
)
type Config struct {
NodeId string
JobId string
InitialWorkers int
RPCHost, RPCPort string
ZKServers string
}
func Run(c *Config, j Job) {
clusterName := j.Id()
listener := &waffleListener{
clusterName: clusterName,
coordinator: newCoordinator(clusterName, c),
job: j,
}
balancer := &waffleBalancer{}
config := donut.NewConfig()
config.Servers = c.ZKServers
config.NodeId = c.NodeId
config.Timeout = 1 * 1e9
cluster := donut.NewCluster(clusterName, config, balancer, listener)
listener.cluster = cluster
listener.done = make(chan byte)
listener.config = config
listener.coordinator.done = listener.done
cluster.Join()
<-listener.done
}
const (
BarriersPath = "barriers"
LockPath = "lock"
WorkersPath = "workers"
)