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/
newServer.go
84 lines (70 loc) · 1.87 KB
/
newServer.go
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package webwire
import (
"fmt"
"net"
"net/http"
"sync"
)
// NewServer creates a new headed WebWire server instance
// with a built-in HTTP server hosting it
func NewServer(
implementation ServerImplementation,
opts ServerOptions,
) (instance Server, err error) {
instance, err = NewHeadlessServer(implementation, opts)
if err != nil {
return nil, err
}
srv := instance.(*server)
// Initialize HTTP server
srv.httpServer = &http.Server{
Addr: opts.Address,
Handler: srv,
}
// Determine final address
if opts.Address == "" {
opts.Address = ":http"
}
// Initialize TCP/IP listener
srv.listener, err = net.Listen("tcp", opts.Address)
if err != nil {
return nil, fmt.Errorf("Failed setting up TCP/IP listener: %s", err)
}
srv.addr = srv.listener.Addr()
return srv, nil
}
// NewHeadlessServer creates a new headless WebWire server instance
// which relies on an external HTTP server to host it
func NewHeadlessServer(
implementation ServerImplementation,
opts ServerOptions,
) (instance Server, err error) {
if implementation == nil {
panic(fmt.Errorf("A headed webwire server requires a server implementation, got nil"))
}
opts.SetDefaults()
sessionsEnabled := false
if opts.Sessions == Enabled {
sessionsEnabled = true
}
return &server{
impl: implementation,
sessionManager: opts.SessionManager,
sessionKeyGen: opts.SessionKeyGenerator,
sessionInfoParser: opts.SessionInfoParser,
// State
addr: nil,
shutdown: false,
shutdownRdy: make(chan bool),
currentOps: 0,
opsLock: sync.Mutex{},
clients: make([]*Client, 0),
clientsLock: &sync.Mutex{},
sessionsEnabled: sessionsEnabled,
sessionRegistry: newSessionRegistry(opts.MaxSessionConnections),
// Internals
connUpgrader: newConnUpgrader(),
warnLog: opts.WarnLog,
errorLog: opts.ErrorLog,
}, nil
}