micro-client-http/options.go

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package http
import (
"context"
"crypto/tls"
"net"
"net/http"
"github.com/unistack-org/micro/v3/client"
)
var (
// DefaultPoolMaxStreams maximum streams on a connectioin
// (20)
DefaultPoolMaxStreams = 20
// DefaultPoolMaxIdle maximum idle conns of a pool
// (50)
DefaultPoolMaxIdle = 50
// DefaultMaxRecvMsgSize maximum message that client can receive
// (4 MB).
DefaultMaxRecvMsgSize = 1024 * 1024 * 4
// DefaultMaxSendMsgSize maximum message that client can send
// (4 MB).
DefaultMaxSendMsgSize = 1024 * 1024 * 4
)
type poolMaxStreams struct{}
type poolMaxIdle struct{}
type codecsKey struct{}
type tlsAuth struct{}
type maxRecvMsgSizeKey struct{}
type maxSendMsgSizeKey struct{}
// maximum streams on a connectioin
func PoolMaxStreams(n int) client.Option {
return func(o *client.Options) {
if o.Context == nil {
o.Context = context.Background()
}
o.Context = context.WithValue(o.Context, poolMaxStreams{}, n)
}
}
// maximum idle conns of a pool
func PoolMaxIdle(d int) client.Option {
return func(o *client.Options) {
if o.Context == nil {
o.Context = context.Background()
}
o.Context = context.WithValue(o.Context, poolMaxIdle{}, d)
}
}
// AuthTLS should be used to setup a secure authentication using TLS
func AuthTLS(t *tls.Config) client.Option {
return func(o *client.Options) {
if o.Context == nil {
o.Context = context.Background()
}
o.Context = context.WithValue(o.Context, tlsAuth{}, t)
}
}
//
// MaxRecvMsgSize set the maximum size of message that client can receive.
//
func MaxRecvMsgSize(s int) client.Option {
return func(o *client.Options) {
if o.Context == nil {
o.Context = context.Background()
}
o.Context = context.WithValue(o.Context, maxRecvMsgSizeKey{}, s)
}
}
//
// MaxSendMsgSize set the maximum size of message that client can send.
//
func MaxSendMsgSize(s int) client.Option {
return func(o *client.Options) {
if o.Context == nil {
o.Context = context.Background()
}
o.Context = context.WithValue(o.Context, maxSendMsgSizeKey{}, s)
}
}
type httpClientKey struct{}
func HTTPClient(c *http.Client) client.Option {
return func(o *client.Options) {
if o.Context == nil {
o.Context = context.Background()
}
o.Context = context.WithValue(o.Context, httpClientKey{}, c)
}
}
type httpDialerKey struct{}
func HTTPDialer(d *net.Dialer) client.Option {
return func(o *client.Options) {
if o.Context == nil {
o.Context = context.Background()
}
o.Context = context.WithValue(o.Context, httpDialerKey{}, d)
}
}
type methodKey struct{}
func Method(m string) client.CallOption {
return func(o *client.CallOptions) {
if o.Context == nil {
o.Context = context.Background()
}
o.Context = context.WithValue(o.Context, methodKey{}, m)
}
}
type pathKey struct{}
func Path(p string) client.CallOption {
return func(o *client.CallOptions) {
if o.Context == nil {
o.Context = context.Background()
}
o.Context = context.WithValue(o.Context, pathKey{}, p)
}
}
type errorMapKey struct{}
func ErrorMap(m map[string]interface{}) client.CallOption {
return func(o *client.CallOptions) {
if o.Context == nil {
o.Context = context.Background()
}
o.Context = context.WithValue(o.Context, errorMapKey{}, m)
}
}