38 lines
1013 B
Go
38 lines
1013 B
Go
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package cluster
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import (
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"context"
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"fmt"
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)
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// leaderElectorFactoryFunc is a LeaderElector factory method type.
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type leaderElectorFactoryFunc func(context.Context, ...interface{}) (
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LeaderElector, error)
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var leaderElectorFactories map[string]leaderElectorFactoryFunc
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// RegisterLeaderElectorFactory will register a new LeaderElector factory
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// method corresponding to the passed id.
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func RegisterLeaderElectorFactory(id string, factory leaderElectorFactoryFunc) {
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if leaderElectorFactories == nil {
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leaderElectorFactories = make(
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map[string]leaderElectorFactoryFunc,
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)
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}
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leaderElectorFactories[id] = factory
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}
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// MakeLeaderElector will constuct a LeaderElector identified by id with the
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// passed arguments.
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func MakeLeaderElector(ctx context.Context, id string, args ...interface{}) (
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LeaderElector, error) {
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if _, ok := leaderElectorFactories[id]; !ok {
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return nil, fmt.Errorf("leader elector factory for '%v' "+
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"not found", id)
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}
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return leaderElectorFactories[id](ctx, args...)
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}
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