39 lines
1000 B
Go
39 lines
1000 B
Go
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package lncfg
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import (
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"fmt"
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"github.com/lightningnetwork/lnd/cluster"
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)
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// Cluster holds configuration for clustered LND.
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type Cluster struct {
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LeaderElector string `long:"leader-elector" choice:"etcd" description:"Leader elector to use. Valid values: \"etcd\"."`
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EtcdElectionPrefix string `long:"etcd-election-prefix" description:"Election key prefix when using etcd leader elector."`
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}
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// DefaultCluster creates and returns a new default DB config.
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func DefaultCluster() *Cluster {
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return &Cluster{}
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}
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// Validate validates the Cluster config.
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func (c *Cluster) Validate() error {
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switch c.LeaderElector {
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case cluster.EtcdLeaderElector:
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if c.EtcdElectionPrefix == "" {
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return fmt.Errorf("etcd-election-prefix must be set")
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}
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default:
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return fmt.Errorf("unknown leader elector, valid values are: "+
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"\"%v\"", cluster.EtcdLeaderElector)
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}
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return nil
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}
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// Compile-time constraint to ensure Workers implements the Validator interface.
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var _ Validator = (*Cluster)(nil)
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