fix: Listen on all interfaces by default

Author: Felix Pojtinger

README.md

@@ -66,7 +66,7 @@ Usage:
 
 Flags:
   -f, --dhcpdd.configFile string       Configuration file to use.
-  -l, --dhcpdd.listenHostPort string   TCP listen host:port. (default "localhost:1020")
+  -l, --dhcpdd.listenHostPort string   TCP listen host:port. (default ":1020")
   -h, --help                           help for dhcpdd
 ```
 
@@ -86,7 +86,7 @@ Usage:
 
 Flags:
   -f, --dhclientd.configFile string       Configuration file to use.
-  -l, --dhclientd.listenHostPort string   TCP listen host:port. (default "localhost:1030")
+  -l, --dhclientd.listenHostPort string   TCP listen host:port. (default ":1030")
   -h, --help                              help for dhclientd
 ```
 

cmd/constants.go

@@ -1,8 +1,8 @@
 package cmd
 
 const (
-	DHCPDDHostPortDefault    = "localhost:1020"                  // DHCPDDHostPortDefault is the default Host:port of `dhcpdd`.
-	DHClientDHostPortDefault = "localhost:1030"                  // DHClientDHostPortDefault is the default Host:port of `dhclient`.
+	DHCPDDHostPortDefault    = ":1020"                           // DHCPDDHostPortDefault is the default Host:port of `dhcpdd`.
+	DHClientDHostPortDefault = ":1030"                           // DHClientDHostPortDefault is the default Host:port of `dhclient`.
 	HostPortDocs             = "Host:port of the server to use." // HostPortDocs is the documentation for the host:port flag.
 	ConfigurationFileDocs    = "Configuration file to use."      // ConfigurationFileDocs is the documentation for the configuration file flag.)
 )

examples/dhclientd.yaml

@@ -1,2 +1,2 @@
 dhclientd:
-  listenHostPort: localhost:1030
+  listenHostPort: :1030

examples/dhcpdd.yaml

@@ -1,2 +1,2 @@
 dhcpdd:
-  listenHostPort: localhost:1020
+  listenHostPort: :1020