remove resolver

This commit is contained in:
Asim Aslam 2019-07-09 16:54:44 +01:00
parent b642d5e1c0
commit 97282a5377
4 changed files with 0 additions and 141 deletions

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@ -1,30 +0,0 @@
// Package dns resolves ids to dns srv records
package dns
import (
"fmt"
"net"
"github.com/micro/go-micro/network/resolver"
)
type Resolver struct{}
// Resolve assumes ID is a domain name e.g micro.mu
func (r *Resolver) Resolve(id string) ([]*resolver.Record, error) {
_, addrs, err := net.LookupSRV("network", "udp", id)
if err != nil {
return nil, err
}
var records []*resolver.Record
for _, addr := range addrs {
address := addr.Target
if addr.Port > 0 {
address = fmt.Sprintf("%s:%d", addr.Target, addr.Port)
}
records = append(records, &resolver.Record{
Address: address,
})
}
return records, nil
}

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@ -1,59 +0,0 @@
// Package http resolves ids to network addresses using a http request
package http
import (
"encoding/json"
"io/ioutil"
"net/http"
"net/url"
"github.com/micro/go-micro/network/resolver"
)
type Resolver struct {
// If not set, defaults to http
Proto string
// Path sets the path to lookup. Defaults to /network
Path string
}
// Resolve assumes ID is a domain which can be converted to a http://id/network request
func (r *Resolver) Resolve(id string) ([]*resolver.Record, error) {
proto := "http"
path := "/network"
if len(r.Proto) > 0 {
proto = r.Proto
}
if len(r.Path) > 0 {
path = r.Path
}
uri := &url.URL{
Scheme: proto,
Path: path,
Host: id,
}
rsp, err := http.Get(uri.String())
if err != nil {
return nil, err
}
defer rsp.Body.Close()
b, err := ioutil.ReadAll(rsp.Body)
if err != nil {
return nil, err
}
// encoding format is assumed to be json
var records []*resolver.Record
if err := json.Unmarshal(b, &records); err != nil {
return nil, err
}
return records, nil
}

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@ -1,37 +0,0 @@
// Package registry resolves ids using the go-micro registry
package registry
import (
"github.com/micro/go-micro/network/resolver"
"github.com/micro/go-micro/registry"
)
type Resolver struct {
// Registry is the registry to use otherwise we use the defaul
Registry registry.Registry
}
// Resolve assumes ID is a domain name e.g micro.mu
func (r *Resolver) Resolve(id string) ([]*resolver.Record, error) {
reg := r.Registry
if reg == nil {
reg = registry.DefaultRegistry
}
services, err := reg.GetService(id)
if err != nil {
return nil, err
}
var records []*resolver.Record
for _, service := range services {
for _, node := range service.Nodes {
records = append(records, &resolver.Record{
Address: node.Address,
})
}
}
return records, nil
}

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@ -1,15 +0,0 @@
// Package resolver resolves network ids to addresses
package resolver
// Resolver is network resolver. It's used to find network nodes
// via id to connect to. This is done based on Network.Id().
// Before we can be part of any network, we have to connect to it.
type Resolver interface {
// Resolve returns a list of addresses for an id
Resolve(id string) ([]*Record, error)
}
// A resolved record
type Record struct {
Address string `json:"address"`
}