[asterisk-commits] tilghman: trunk r114042 - /trunk/contrib/scripts/astcli

SVN commits to the Asterisk project asterisk-commits at lists.digium.com
Thu Apr 10 14:04:30 CDT 2008


Author: tilghman
Date: Thu Apr 10 14:04:29 2008
New Revision: 114042

URL: http://svn.digium.com/view/asterisk?view=rev&rev=114042
Log:
The hydra grows yet another head...
(closes issue #12401)
 Reported by: davevg
 Patches: 
       astcli.diff2 uploaded by davevg (license 209)
 Tested by: davevg, Corydon76

Modified:
    trunk/contrib/scripts/astcli

Modified: trunk/contrib/scripts/astcli
URL: http://svn.digium.com/view/asterisk/trunk/contrib/scripts/astcli?view=diff&rev=114042&r1=114041&r2=114042
==============================================================================
--- trunk/contrib/scripts/astcli (original)
+++ trunk/contrib/scripts/astcli Thu Apr 10 14:04:29 2008
@@ -1,7 +1,7 @@
 #!/usr/bin/perl -w
 
 use strict;
-use Net::Telnet;
+use IO::Socket;
 use Getopt::Long;
 
 # Created by: David Van Ginneken
@@ -10,54 +10,104 @@
 #
 # And distributed under the terms of the GPL
 #
-my ($user, $pw, $host, $port) = (undef, undef, 'localhost', 5038);
+my ($user, $pw, $host, $port, $interactive, $save) = (undef, undef, 'localhost', 5038, 0, 0);
+my $EOL = "\r\n"; # Standard End of Line
+process_credentials('/etc/astcli.conf');
+process_credentials("$ENV{HOME}/.astcli") if defined $ENV{HOME};
+GetOptions("username=s" => \$user, "secret=s" => \$pw, "host=s" => \$host, "port=s" => \$port, "readline" => \$interactive, "write" => \$save);
 
-process_credentials('/etc/astcli.conf');
-process_credentials("$ENV{HOME}/.astcli");
-GetOptions("username=s" => \$user, "secret=s" => \$pw, "host=s" => \$host, "port=s" => \$port);
-
+$|++; # Auto Flush Output
 my $action = join(" ", @ARGV);
 
 &usage if (!defined $user || !defined $pw);
+my $tc = new IO::Socket::INET(
+		PeerAddr => $host,
+		PeerPort => $port,
+		Timeout => 30,
+		Proto => 'tcp'
+) or die "Could not connect to Host: $host on port $port\n";
+if (my $error = login()) {
+	print STDERR $error;
+	exit 1;
+};
 
-my $tc = new Net::Telnet (Timeout => 10,
-    Errmode => "die",
-    Host    => $host,
-    Port    => $port);
-# Login with our username and secret.
-$tc->open  ();
-$tc->print ("Action: Login");
-$tc->print ("Username: $user");
-$tc->print ("Secret: $pw");
-$tc->print ("Events: off");
-$tc->print (""); 
-# Check for login success.
-my ($pre, $match) = $tc->waitfor ("/Message: .*/");
-unless (($pre =~ m/Success/) && ($match =~ m/Authentication/)) {
-  print "Server Authentication failed.\n";
-  exit;
+if ($save) {
+	if (-d $ENV{HOME}) {
+		open DEFAULT, ">$ENV{HOME}/.astcli";
+		print DEFAULT "username=$user\n" if $user;
+		print DEFAULT "password=$pw\n" if $pw;
+		print DEFAULT "hostname=$host\n" if $host;
+		print DEFAULT "portno=$port\n" if $port;
+		close DEFAULT;
+	}
 }
 
 # Send a single command to the manager connection handle (global $tc).
 # Assumes things always work well :-)
 sub send_command($) {
 	my $command = shift;
+	$tc->send('Action: Command' . $EOL);
+	$tc->send("Command: $command" . $EOL);
+	$tc->send($EOL);
+	my $response = '';
+	while (<$tc>) {
+		last if $_ =~ /--END COMMAND--/;
+		$response .= $_;
+	}
+	$response =~ s/Privilege: Command$EOL//;
+	$response =~ s/Response: Follows$EOL//;
+	print $response;
+}
 
-	$tc->print ("Action: Command");
-	$tc->print ("Command: $command");
-	$tc->print ("");
-	my ($pre, undef) = $tc->waitfor ("/--END COMMAND--.*/");
-	$pre =~ s/^\n\n//g;
-	$pre =~ s/Privilege: Command\n//;
-	$pre =~ s/Response: Follows\n//;
-	print $pre;
+sub login {
+	my ($response, $message);
+	$tc->send("Action: Login" . $EOL);
+	$tc->send("Username: $user" . $EOL);
+	$tc->send("Secret: $pw" . $EOL);
+	$tc->send("Events: off" . $EOL);
+	$tc->send($EOL);
+	while (<$tc>) {
+		last if $_ eq $EOL;
+		$_ =~ s/$EOL//g;
+		($response) = $_ =~ /^Response: (.*?)$/ if $_ =~ /^Response:/;
+		($message) = $_ =~ /^Message: (.*?)$/ if $_ =~ /^Message:/;
+	}
+	return 0 if $response eq 'Success';
+	return $message;
+}
+
+sub logoff {
+	my ($response, $message);
+	$tc->send("Action: Logoff" . $EOL . $EOL);
+	return 1;
 }
 
 # If the user asked to send commands from standard input:
-if ($action eq '-') {
-	while (<>) {
-		chomp;
-		send_command($_)
+if ($action eq '-' || !defined $action || $action eq '') {
+	if ($interactive) {
+		eval { require Term::ReadLine;};
+		$interactive = scalar($@) ? 0 : 1;
+		print STDERR "Falling back to standard mode, Unable to load Term::Readline for readline mode\n" unless $interactive;
+	}
+	if ($interactive) {
+		my $term = new Term::ReadLine 'Command Line Interface';
+		my $prompt = "$host*CLI> ";
+		my $attribs = $term->Attribs;
+		$attribs->{completion_function} = sub {
+			my ($text, $line, $start) = @_;
+			# Stub function for tab auto completion for those feeling adventurous
+			return;
+		};
+		while (defined($_ = $term->readline($prompt))) {
+			(logoff() and exit) if $_ =~ /exit|quit/; # Give them a way to exit the "terminal"
+			send_command($_);
+		}	
+	} else {
+		while (<>) {
+			chomp;
+			(logoff() and exit) if $_ =~ /exit|quit/; # If someone accidentally ends up here, let them exit
+			send_command($_);
+		}
 	}
 	exit 0;
 }
@@ -69,7 +119,6 @@
 sub process_credentials {
 	# Process the credentials found..
 	my $file = shift;
-
 	# silently fail if we can't read the file:
 	return unless (-r $file);
 	open (my $fh, "<$file") or return;
@@ -84,8 +133,14 @@
 }
 
 sub usage {
-	print STDERR "astcli [-u <username> -s <passwd>] [-h host] [-p port] <cli-command>\n";
-	print STDERR "       (command '-' - take commands from input)\n";
+	print STDERR "astcli [<options>] [<cli-command>|-]\n";
+	print STDERR "       -u <name> - Connect as username <name>\n";
+	print STDERR "       -s <pw>   - Connect with secret <pw>\n";
+	print STDERR "       -h <host> - Connect to host <host> [localhost]\n";
+	print STDERR "       -p <port> - Connect on TCP port <port> [5038]\n";
+	print STDERR "       -r        - Start a readline session for interactivity\n";
+	print STDERR "       -w        - Save connection options in a configuration file\n";
+	print STDERR "   You may specify the command as '-' to take commands from stdin.\n";
 	exit;
 }
 




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