59 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			59 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
package gossip
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import (
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	"context"
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	"time"
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	"github.com/hashicorp/memberlist"
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	"github.com/micro/go-micro/registry"
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)
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type secretKey struct{}
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type addressKey struct{}
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type configKey struct{}
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type advertiseKey struct{}
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type connectTimeoutKey struct{}
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type connectRetryKey struct{}
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// helper for setting registry options
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func setRegistryOption(k, v interface{}) registry.Option {
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	return func(o *registry.Options) {
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		if o.Context == nil {
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			o.Context = context.Background()
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		}
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		o.Context = context.WithValue(o.Context, k, v)
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	}
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}
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// Secret specifies an encryption key. The value should be either
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// 16, 24, or 32 bytes to select AES-128, AES-192, or AES-256.
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func Secret(k []byte) registry.Option {
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	return setRegistryOption(secretKey{}, k)
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}
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// Address to bind to - host:port
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func Address(a string) registry.Option {
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	return setRegistryOption(addressKey{}, a)
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}
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// Config sets *memberlist.Config for configuring gossip
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func Config(c *memberlist.Config) registry.Option {
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	return setRegistryOption(configKey{}, c)
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}
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// The address to advertise for other gossip members to connect to - host:port
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func Advertise(a string) registry.Option {
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	return setRegistryOption(advertiseKey{}, a)
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}
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// ConnectTimeout sets the registry connect timeout. Use -1 to specify infinite timeout
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func ConnectTimeout(td time.Duration) registry.Option {
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	return setRegistryOption(connectTimeoutKey{}, td)
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}
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// ConnectRetry enables reconnect to registry then connection closed,
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// use with ConnectTimeout to specify how long retry
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func ConnectRetry(v bool) registry.Option {
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	return setRegistryOption(connectRetryKey{}, v)
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}
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