2013-10-13 Junichi Satoh <junichi@rworks.jp>

* unix/tentacle_server: Upgraded to 0.4.0. (Imported from trunk of
        tentacled repository.)
        Added IPv6 support.



git-svn-id: https://svn.code.sf.net/p/pandora/code/trunk@8901 c3f86ba8-e40f-0410-aaad-9ba5e7f4b01f
This commit is contained in:
jsatoh 2013-10-13 01:52:24 +00:00
parent 7c50438a1b
commit 1cf38f9272
3 changed files with 162 additions and 72 deletions

View File

@ -1,3 +1,9 @@
2013-10-13 Junichi Satoh <junichi@rworks.jp>
* unix/tentacle_server: Upgraded to 0.4.0. (Imported from trunk of
tentacled repository.)
Added IPv6 support.
2013-09-12 Ramon Novoa <rnovoa@artica.es>
* win32/modules/pandora_module_logevent.cc: Write to the log file

View File

@ -1,3 +1,9 @@
2013-10-13 Junichi Satoh <junichi@rworks.jp>
* tentacle_server: Upgraded to 0.4.0. (Imported from trunk of
tentacled repository.)
Added IPv6 support.
2013-09-22 Junichi Satoh <junichi@rworks.jp>
* tentacle_client: Upgraded to 0.4.0. (Imported from trunk of

View File

@ -30,7 +30,7 @@ tentacle_server - Tentacle Server
=head1 VERSION
Version 0.3.0
Version 0.4.0
=head1 USAGE
@ -56,20 +56,36 @@ The client and server (B<TCP port 41121>) are designed to be run from the comman
=cut
use strict;
use warnings;
use Getopt::Std;
use IO::Select;
use IO::Socket::INET;
use Thread::Semaphore;
use POSIX ":sys_wait_h";
# Program version
our $VERSION = '0.3.0';
my $t_libwrap_installed = eval { require Authen::Libwrap } ? 1 : 0;
# Address to listen on
my $t_address = '0.0.0.0';
if ($t_libwrap_installed) {
Authen::Libwrap->import( qw( hosts_ctl STRING_UNKNOWN ) );
}
# Log messages, 1 enabled, 0 disabled
my $t_log = 0;
my $SOCKET_MODULE =
eval { require IO::Socket::INET6 } ? 'IO::Socket::INET6'
: eval { require IO::Socket::INET } ? 'IO::Socket::INET'
: die $@;
if ($SOCKET_MODULE eq 'IO::Socket::INET') {
print_log ("IO::Socket::INET6 is not found. IPv6 is disabled.");
}
# Program version
our $VERSION = '0.4.0';
# IPv4 address to listen on
my @t_addresses = ('0', '0.0.0.0');
# Block size for socket read/write operations in bytes
my $t_block_size = 1024;
@ -89,9 +105,6 @@ my @t_filters;
# String containing quoted invalid file name characters
my $t_invalid_chars = '\?\[\]\/\\\=\+\<\>\:\;\'\,\*\~';
# Log messages, 1 enabled, 0 disabled
my $t_log = 0;
# Maximum number of simultaneous connections
my $t_max_conn = 10;
@ -120,7 +133,8 @@ my $t_select;
my $t_sem;
# Server socket
my $t_server_socket;
my @t_server_sockets;
my $select;
# Use SSL, 1 true, 0 false
my $t_ssl = 0;
@ -152,16 +166,25 @@ my $t_proxy_socket;
# Proxy selected handler
my $t_proxy_select;
# Use libwrap, 1 true, 0 false
my $t_use_libwrap = 0;
# Program name for libwrap
my $t_program_name = $0;
$t_program_name =~ s/.*\///g;
################################################################################
## SUB print_help
## Print help screen.
################################################################################
sub print_help {
$" = ',';
print ("Usage: $0 -s <storage directory> [options]\n\n");
print ("Tentacle server v$VERSION. See http://www.openideas.info/wiki for protocol description.\n\n");
print ("Options:\n");
print ("\t-a ip_address\tAddress to listen on (default $t_address).\n");
print ("\t-a ip_addresses\tIP addresses to listen on (default @t_addresses).\n");
print ("\t\t(Multiple addresses separated by comma can be defined.)\n");
print ("\t-c number\tMaximum number of simultaneous connections (default $t_max_conn).\n");
print ("\t-d\t\tRun as daemon.\n");
print ("\t-e cert\t\tOpenSSL certificate file. Enables SSL.\n");
@ -180,6 +203,8 @@ sub print_help {
print ("\t-x pwd\t\tServer password.\n\n");
print ("\t-b proxy_ip_address\t\tProxied server address.\n\n");
print ("\t-g proxy_port\t\tPort of proxied server.\n\n");
print ("\t-T\t\tEnable tcpwrappers support.\n");
print ("\t\t(To use this option, 'Authen::Libwrap' should be installed.)\n\n");
}
################################################################################
@ -243,20 +268,29 @@ sub daemonize {
sub parse_options {
my %opts;
my $tmp;
my @t_addresses_tmp;
# Get options
if (getopts ('a:c:de:f:hi:k:m:op:qr:s:t:vwx:b:g:', \%opts) == 0 || defined ($opts{'h'})) {
if (getopts ('a:c:de:f:hi:k:m:op:qr:s:t:vwx:b:g:T', \%opts) == 0 || defined ($opts{'h'})) {
print_help ();
exit 1;
}
# Address
if (defined ($opts{'a'})) {
$t_address = $opts{'a'};
if ($t_address !~ /^[a-zA-Z\.]+$/ && ($t_address !~ /^(\d+)\.(\d+)\.(\d+)\.(\d+)$/
|| $1 < 0 || $1 > 255 || $2 < 0 || $2 > 255
|| $3 < 0 || $3 > 255 || $4 < 0 || $4 > 255)) {
error ("Address $t_address is not valid.");
@t_addresses = ();
@t_addresses_tmp = split(/,/, $opts{'a'});
foreach my $t_address (@t_addresses_tmp) {
$t_address =~ s/^ *(.*?) *$/$1/;
if (($t_address ne '0') &&
($t_address !~ /^[a-zA-Z\.]+$/ && ($t_address !~ /^(\d+)\.(\d+)\.(\d+)\.(\d+)$/
|| $1 < 0 || $1 > 255 || $2 < 0 || $2 > 255
|| $3 < 0 || $3 > 255 || $4 < 0 || $4 > 255)) &&
($t_address !~ /^[0-9a-f:]+$/o)) {
error ("Address $t_address is not valid.");
}
push @t_addresses, $t_address;
}
}
@ -411,7 +445,8 @@ sub parse_options {
$t_proxy_ip = $opts{'b'};
if ($t_proxy_ip !~ /^[a-zA-Z\.]+$/ && ($t_proxy_ip !~ /^(\d+)\.(\d+)\.(\d+)\.(\d+)$/
|| $1 < 0 || $1 > 255 || $2 < 0 || $2 > 255
|| $3 < 0 || $3 > 255 || $4 < 0 || $4 > 255)) {
|| $3 < 0 || $3 > 255 || $4 < 0 || $4 > 255) &&
$t_proxy_ip !~ /^[0-9a-f:]+$/o) {
error ("Proxy address $t_proxy_ip is not valid.");
}
}
@ -423,6 +458,15 @@ sub parse_options {
error ("Proxy port $t_port is not valid.");
}
}
# TCP wrappers support
if (defined ($opts{'T'})) {
if ($t_libwrap_installed) {
$t_use_libwrap = 1;
} else {
error ("Authen::Libwrap is not installed.");
}
}
}
################################################################################
@ -445,7 +489,7 @@ sub sigchld_handler {
sub open_proxy {
# Connect to server
$t_proxy_socket = IO::Socket::INET->new (
$t_proxy_socket = $SOCKET_MODULE->new (
PeerAddr => $t_proxy_ip,
PeerPort => $t_proxy_port,
);
@ -466,25 +510,41 @@ sub open_proxy {
################################################################################
sub start_server {
$t_server_socket = IO::Socket::INET->new (
Listen => $t_max_conn,
LocalAddr => $t_address,
LocalPort => $t_port,
Proto => 'tcp',
ReuseAddr => 1,
);
my $t_server_socket;
if (! defined ($t_server_socket)) {
error ("Cannot open socket for address $t_address on port $t_port: $!.");
}
foreach my $t_address (@t_addresses) {
print_log ("Server listening on $t_address port $t_port (press <ctr-c> to stop)");
$t_server_socket = $SOCKET_MODULE->new (
Listen => $t_max_conn,
LocalAddr => $t_address,
LocalPort => $t_port,
Proto => 'tcp',
ReuseAddr => 1,
);
if (! defined ($t_server_socket)) {
print_log ("Cannot open socket for address $t_address on port $t_port: $!.");
next;
}
print_log ("Server listening on $t_address port $t_port (press <ctr-c> to stop)");
# Say message if tentacle proxy is enable
if (defined ($t_proxy_ip)) {
print_log ("Proxy Mode enable, data will be sent to $t_proxy_ip port $t_proxy_port");
# Say message if tentacle proxy is enable
if (defined ($t_proxy_ip)) {
print_log ("Proxy Mode enable, data will be sent to $t_proxy_ip port $t_proxy_port");
}
push @t_server_sockets, $t_server_socket;
}
if (!@t_server_sockets) {
error ("Cannot open socket for all addresses on port $t_port: $!.");
}
$select = IO::Select->new();
foreach my $t_server_socket (@t_server_sockets){
$select->add($t_server_socket);
}
}
################################################################################
@ -551,8 +611,10 @@ sub close_proxy {
## Close the server socket.
################################################################################
sub stop_server {
$t_server_socket->close ();
foreach my $t_server_socket (@t_server_sockets) {
$t_server_socket->close ();
}
print_log ("Server going down");
exit 0;
@ -603,8 +665,11 @@ sub start_ssl {
################################################################################
sub accept_connection {
my $pid;
my $t_server_socket;
while (1) {
my @ready = $select->can_read;
foreach $t_server_socket (@ready) {
# Accept connection
$t_client_socket = $t_server_socket->accept ();
@ -619,55 +684,63 @@ sub accept_connection {
error ("accept: $!.");
}
last;
}
print_log ("Client connected from " . $t_client_socket->sockhost ());
print_log ("Client connected from " . $t_client_socket->sockhost ());
# Fork and serve the client
$pid = fork ();
if (! defined ($pid)) {
error ("Cannot fork: $!.");
}
# Fork and serve the client
$pid = fork ();
if (! defined ($pid)) {
error ("Cannot fork: $!.");
}
# Child
if ($pid == 0) {
# Child
if ($pid == 0) {
# We do not need the server socket
$t_server_socket->close ();
# We do not need the server socket
$t_server_socket->close ();
if ($t_use_libwrap) {
if (! hosts_ctl($t_program_name, $t_client_socket)) {
print_log ("Connection from " . $t_client_socket->sockhost() . " is closed by tcpwrappers.");
$t_client_socket->close ();
exit;
}
}
# Add client socket to select queue
$t_select = IO::Select->new ();
$t_select->add ($t_client_socket);
# Add client socket to select queue
$t_select = IO::Select->new ();
$t_select->add ($t_client_socket);
# Start SSL
if ($t_ssl == 1) {
start_ssl ();
}
# Start SSL
if ($t_ssl == 1) {
start_ssl ();
}
# Authenticate client
if ($t_pwd ne '') {
auth_pwd ();
}
# Authenticate client
if ($t_pwd ne '') {
auth_pwd ();
}
# Check if proxy mode is enable
if (defined ($t_proxy_ip)) {
# Check if proxy mode is enable
if (defined ($t_proxy_ip)) {
serve_proxy_connection ();
serve_proxy_connection ();
} else {
} else {
serve_connection ();
serve_connection ();
}
$t_client_socket->close ();
# Must exit now
exit;
}
# Parent
$t_client_socket->close ();
# Must exit now
exit;
}
# Parent
$t_client_socket->close ();
}
################################################################################
@ -1359,6 +1432,11 @@ if ($#ARGV != -1) {
exit 1;
}
# Show IPv6 status
if ($SOCKET_MODULE eq 'IO::Socket::INET') {
print_log ("IO::Socket::INET6 is not found. IPv6 is disabled.");
}
# Run as daemon?
if ($t_daemon == 1 && $^O ne 'MSWin32') {
daemonize ();