82 lines
1.6 KiB
Go
82 lines
1.6 KiB
Go
package rpc_proxy
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import (
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"fmt"
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"net"
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"strings"
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)
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const (
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defaultNomadRPCPort = "4647"
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)
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// EndpointKey is used in maps and for equality tests. A key is based on endpoints.
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type EndpointKey struct {
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name string
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}
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// Equal compares two EndpointKey objects
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func (k *EndpointKey) Equal(x *EndpointKey) bool {
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return k.name == x.name
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}
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// ServerEndpoint contains the address information for to connect to a Nomad
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// server.
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//
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// TODO(sean@): Server is stubbed out so that in the future it can hold a
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// reference to Node (and ultimately Node.ID).
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type ServerEndpoint struct {
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// Name is the unique lookup key for a Server instance
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Name string
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Host string
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Port string
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Addr net.Addr
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}
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// Key returns the corresponding Key
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func (s *ServerEndpoint) Key() *EndpointKey {
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return &EndpointKey{
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name: s.Name,
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}
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}
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// newServer creates a new Server instance with a resolvable endpoint
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func newServer(name string) (s *ServerEndpoint, err error) {
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s = &ServerEndpoint{
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Name: name,
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}
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var (
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host, port string
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)
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host, port, err = net.SplitHostPort(name)
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if err == nil {
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s.Host = host
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s.Port = port
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} else {
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if strings.Contains(err.Error(), "missing port") {
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s.Host = name
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s.Port = defaultNomadRPCPort
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} else {
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return nil, err
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}
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}
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if s.Addr, err = net.ResolveTCPAddr("tcp", net.JoinHostPort(s.Host, s.Port)); err != nil {
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return nil, err
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}
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return s, err
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}
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// String returns a string representation of Server
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func (s *ServerEndpoint) String() string {
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var addrStr, networkStr string
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if s.Addr != nil {
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addrStr = s.Addr.String()
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networkStr = s.Addr.Network()
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}
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return fmt.Sprintf("%s (%s:%s)", s.Name, networkStr, addrStr)
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}
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