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-rw-r--r--src/rhctl/conf.go3
-rw-r--r--src/rhctl/main.go13
-rw-r--r--src/rhctl/noptcp.go68
3 files changed, 84 insertions, 0 deletions
diff --git a/src/rhctl/conf.go b/src/rhctl/conf.go
index 3edacdc..30a5181 100644
--- a/src/rhctl/conf.go
+++ b/src/rhctl/conf.go
@@ -95,6 +95,9 @@ type Config struct {
Telnet struct {
Address string `toml:"addr"`
}
+ Noptcp struct {
+ Address string `toml:"addr"`
+ }
}
}
diff --git a/src/rhctl/main.go b/src/rhctl/main.go
index 2302e6b..f09fe73 100644
--- a/src/rhctl/main.go
+++ b/src/rhctl/main.go
@@ -109,6 +109,11 @@ func main() {
return
}
web := WebInit(conf, ctrl)
+ nop, err := NopTCPInit(conf, ctrl)
+ if err != nil {
+ rhl.Printf("Error: failed to initialize nop-tcp interface: %v", err)
+ return
+ }
//**************************************************
// running essential parts
@@ -154,6 +159,14 @@ func main() {
}()
}
+ if conf.Clients.Noptcp.Address != "" {
+ go func() {
+ rhl.Printf("starting nop-tcp interface")
+ nop.Run()
+ rhl.Printf("nop-tcp interface just stopped")
+ }()
+ }
+
//**************************************************
<-stop
rhl.Printf("at least one essential part has stopped - bringing down the whole process")
diff --git a/src/rhctl/noptcp.go b/src/rhctl/noptcp.go
new file mode 100644
index 0000000..66495ec
--- /dev/null
+++ b/src/rhctl/noptcp.go
@@ -0,0 +1,68 @@
+//
+// rhctl
+//
+// Copyright (C) 2009-2016 Christian Pointner <equinox@helsinki.at>
+//
+// This file is part of rhctl.
+//
+// rhctl is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// any later version.
+//
+// rhctl is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with rhctl. If not, see <http://www.gnu.org/licenses/>.
+//
+
+package main
+
+import (
+ "net"
+)
+
+type NopTCPInterface struct {
+ ln net.Listener
+ ctrl *SwitchControl
+}
+
+func handleClient(con net.Conn, ctrl *SwitchControl) {
+ con.Write([]byte("hello world"))
+ con.Close()
+}
+
+func (nop *NopTCPInterface) Run() {
+ rhdl.Printf("NopTCP: handler running...")
+
+ for {
+ con, err := nop.ln.Accept()
+ if err != nil {
+ switch err.(type) {
+ case *net.OpError:
+ if !err.(*net.OpError).Temporary() {
+ rhl.Printf("NopTCP: server exiting: %s", err)
+ return
+ }
+ default:
+ rhl.Printf("NopTCP: server exiting: %s", err)
+ return
+ }
+ }
+ go handleClient(con, nop.ctrl)
+ }
+}
+
+func NopTCPInit(conf *Config, ctrl *SwitchControl) (nop *NopTCPInterface, err error) {
+ nop = &NopTCPInterface{}
+ nop.ctrl = ctrl
+ if nop.ln, err = net.Listen("tcp", conf.Clients.Noptcp.Address); err != nil {
+ return
+ }
+ rhdl.Printf("NopTCP: listening on %s", nop.ln.Addr())
+
+ return
+}