[feature request] Change Kruise leader election from configmap to configmapsleases.

[zmberg]

What would you like to be added:

Why is this needed:

[YTGhost]

Maybe I can try to take over this job, can you assign this job to me?

[zmberg]

/assign @YTGhost

[zmberg]

@YTGhost also, you may add parameters as follows:

// leader-election-lease-duration is the duration that non-leader candidates will
// wait to force acquire leadership. This is measured against time of
// last observed ack. Default is 15 seconds.
--leader-election-lease-duration duration

// leader-election-renew-deadline is the duration that the acting controlplane will retry
// refreshing leadership before giving up. Default is 10 seconds.
--leader-election-renew-deadline duration

// leader-election-resource-lock determines which resource lock to use for leader election,
// defaults to "configmapsleases".
--leader-election-resource-lock string

// leader-election-id determines the name of the resource that leader election
// will use for holding the leader lock, Default is kruise-manager.
--leader-election-id string

// leader-election-retry-period is the duration the LeaderElector clients should wait
// between tries of actions. Default is 2 seconds.
--leader-election-retry-period duration

reference code, https://github.com/openkruise/kruise/blob/master/main.go#L86

[YTGhost]

@zmberg I found the title was changed, it means we use configmapsleases as an intermediate step between switching from configmap to leases?