micro/broker/options.go

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package broker
import (
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"crypto/tls"
"golang.org/x/net/context"
)
type Options struct {
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Secure bool
TLSConfig *tls.Config
// Other options for implementations of the interface
// can be stored in a context
Context context.Context
}
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type PublishOptions struct {
// Other options for implementations of the interface
// can be stored in a context
Context context.Context
}
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type SubscribeOptions struct {
// AutoAck defaults to true. When a handler returns
// with a nil error the message is acked.
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AutoAck bool
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// Subscribers with the same queue name
// will create a shared subscription where each
// receives a subset of messages.
Queue string
// Other options for implementations of the interface
// can be stored in a context
Context context.Context
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}
type Option func(*Options)
type PublishOption func(*PublishOptions)
type SubscribeOption func(*SubscribeOptions)
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func newSubscribeOptions(opts ...SubscribeOption) SubscribeOptions {
opt := SubscribeOptions{
AutoAck: true,
}
for _, o := range opts {
o(&opt)
}
return opt
}
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// DisableAutoAck will disable auto acking of messages
// after they have been handled.
func DisableAutoAck() SubscribeOption {
return func(o *SubscribeOptions) {
o.AutoAck = false
}
}
// QueueName sets the name of the queue to share messages on
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func QueueName(name string) SubscribeOption {
return func(o *SubscribeOptions) {
o.Queue = name
}
}
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// Secure communication with the broker
func Secure(b bool) Option {
return func(o *Options) {
o.Secure = b
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}
}
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// Specify TLS Config
func TLSConfig(t *tls.Config) Option {
return func(o *Options) {
o.TLSConfig = t
}
}