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Implement missing bits for an external servertype

Make ServerListeners public and add two helper methods to get access
to the address they listen on. This is useful for tests (among other
things)

Also make DefaultConfigFile a var so it can be overridden by server
types.
This commit is contained in:
Miek Gieben 2016-08-19 00:19:45 +00:00
parent fdc62d015f
commit a609fa5f56
2 changed files with 27 additions and 6 deletions

View file

@ -76,7 +76,7 @@ type Instance struct {
context Context context Context
// servers is the list of servers with their listeners. // servers is the list of servers with their listeners.
servers []serverListener servers []ServerListener
// these callbacks execute when certain events occur // these callbacks execute when certain events occur
onFirstStartup []func() error // starting, not as part of a restart onFirstStartup []func() error // starting, not as part of a restart
@ -86,6 +86,9 @@ type Instance struct {
onFinalShutdown []func() error // stopping, not as part of a restart onFinalShutdown []func() error // stopping, not as part of a restart
} }
// Servers returns the ServerListeners in i.
func (i *Instance) Servers() []ServerListener { return i.servers }
// Stop stops all servers contained in i. It does NOT // Stop stops all servers contained in i. It does NOT
// execute shutdown callbacks. // execute shutdown callbacks.
func (i *Instance) Stop() error { func (i *Instance) Stop() error {
@ -202,7 +205,7 @@ func (i *Instance) Restart(newCaddyfile Input) (*Instance, error) {
// internally-kept list of servers that is running. For // internally-kept list of servers that is running. For
// saved servers, graceful restarts will be provided. // saved servers, graceful restarts will be provided.
func (i *Instance) SaveServer(s Server, ln net.Listener) { func (i *Instance) SaveServer(s Server, ln net.Listener) {
i.servers = append(i.servers, serverListener{server: s, listener: ln}) i.servers = append(i.servers, ServerListener{server: s, listener: ln})
} }
// HasListenerWithAddress returns whether this package is // HasListenerWithAddress returns whether this package is
@ -644,7 +647,7 @@ func startServers(serverList []Server, inst *Instance, restartFds map[string]res
errChan <- s.ServePacket(pc) errChan <- s.ServePacket(pc)
}(s, ln, pc, inst) }(s, ln, pc, inst)
inst.servers = append(inst.servers, serverListener{server: s, listener: ln, packet: pc}) inst.servers = append(inst.servers, ServerListener{server: s, listener: ln, packet: pc})
} }
// Log errors that may be returned from Serve() calls, // Log errors that may be returned from Serve() calls,
@ -836,7 +839,7 @@ var (
instancesMu sync.Mutex instancesMu sync.Mutex
) )
const ( var (
// DefaultConfigFile is the name of the configuration file that is loaded // DefaultConfigFile is the name of the configuration file that is loaded
// by default if no other file is specified. // by default if no other file is specified.
DefaultConfigFile = "Caddyfile" DefaultConfigFile = "Caddyfile"

View file

@ -82,13 +82,31 @@ func ValidDirectives(serverType string) []string {
return stype.Directives return stype.Directives
} }
// serverListener pairs a server to its listener and/or packetconn. // ServerListener pairs a server to its listener and/or packetconn.
type serverListener struct { type ServerListener struct {
server Server server Server
listener net.Listener listener net.Listener
packet net.PacketConn packet net.PacketConn
} }
// LocalAddr returns the local network address of the packetconn. It returns
// nil when it is not set.
func (s ServerListener) LocalAddr() net.Addr {
if s.packet == nil {
return nil
}
return s.packet.LocalAddr()
}
// Addr returns the listener's network address. It returns nil when it is
// not set.
func (s ServerListener) Addr() net.Addr {
if s.listener == nil {
return nil
}
return s.listener.Addr()
}
// Context is a type which carries a server type through // Context is a type which carries a server type through
// the load and setup phase; it maintains the state // the load and setup phase; it maintains the state
// between loading the Caddyfile, then executing its // between loading the Caddyfile, then executing its