366eccb556
Replace the remaining $span->xpd with xpd_of_span(). Following up on r9648. git-svn-id: http://svn.astersk.org/svn/dahdi/tools/trunk@9731 17933a7a-c749-41c5-a318-cba88f637d49
278 lines
8.2 KiB
Perl
278 lines
8.2 KiB
Perl
package Dahdi::Config::Gen::System;
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use strict;
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use Dahdi::Config::Gen qw(is_true);
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sub new($$$) {
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my $pack = shift || die;
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my $gconfig = shift || die;
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my $genopts = shift || die;
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my $file = $ENV{DAHDI_CONF_FILE} || "/etc/dahdi/system.conf";
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my $self = {
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FILE => $file,
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GCONFIG => $gconfig,
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GENOPTS => $genopts,
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};
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bless $self, $pack;
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return $self;
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}
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my $bri_te_last_timing = 1;
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sub print_echo_can($$) {
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my $gconfig = shift || die;
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my $chans = shift || die; # channel or range of channels.
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my $echo_can = $gconfig->{'echo_can'};
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return if !defined($echo_can) || $echo_can eq 'none';
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print "echocanceller=$echo_can,$chans\n";
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}
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sub gen_t1_cas($$) {
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my $self = shift || die;
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my $gconfig = shift || die;
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my $parameters = $gconfig->{PARAMETERS} || die;
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my $genconf_file = $parameters->{GENCONF_FILE} || die;
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my $span = shift || die;
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my $num = $span->num() || die;
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my $proto = $span->proto || die;
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die "Generate configuration for '$proto' is not possible. Maybe you meant R2?"
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unless $proto eq 'T1';
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my $pri_connection_type = $gconfig->{pri_connection_type} || die;
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die "Span #$num is analog" unless $span->is_digital();
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die "Span #$num is not CAS" unless $span->is_pri && $pri_connection_type eq 'CAS';
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my $termtype = $span->termtype() || die "$0: Span #$num -- unkown termtype [NT/TE]\n";
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my $timing;
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my $lbo = 0;
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my $framing = $gconfig->{tdm_framing};
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if(!defined $framing) {
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$framing = 'esf';
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} elsif($framing ne 'esf' && $framing ne 'd4') {
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die "T1-CAS valid framing is only 'esf' or 'd4'. Not '$framing'. Check '$genconf_file'\n";
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}
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my $coding = $span->coding() || die "$0: No coding information for span #$num\n";
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my $span_crc4 = $span->crc4();
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$span_crc4 = (defined $span_crc4) ? ",$span_crc4" : '';
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my $span_yellow = $span->yellow();
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$span_yellow = (defined $span_yellow) ? ",$span_yellow" : '';
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$timing = ($termtype eq 'NT') ? 0 : $bri_te_last_timing++;
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printf "span=%d,%d,%d,%s,%s%s%s\n",
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$num,
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$timing,
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$lbo,
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$framing,
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$coding,
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$span_crc4,
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$span_yellow;
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printf "# termtype: %s\n", lc($termtype);
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my $dchan_type;
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my $chan_range;
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if($span->is_pri()) {
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if ($pri_connection_type eq 'PRI') {
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$chan_range = Dahdi::Config::Gen::bchan_range($span);
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printf "bchan=%s\n", $chan_range;
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my $dchan = $span->dchan();
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printf "dchan=%d\n", $dchan->num();
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} elsif ($pri_connection_type eq 'R2' ) {
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my $idle_bits = $gconfig->{'r2_idle_bits'};
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$chan_range = Dahdi::Config::Gen::bchan_range($span);
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printf "cas=%s:$idle_bits\n", $chan_range;
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} elsif ($pri_connection_type eq 'CAS' ) {
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my $type = ($termtype eq 'TE') ? 'FXO' : 'FXS';
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my $sig = $gconfig->{'dahdi_signalling'}{$type};
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my $em_signalling = $gconfig->{'em_signalling'};
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if ($em_signalling ne 'none') {
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$sig = 'e&m';
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# FIXME: but we don't handle E1 yet
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$sig = 'e&me1' if $proto eq 'E1';
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}
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die "unknown default dahdi signalling for chan $num type $type" unless defined $sig;
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$chan_range = Dahdi::Config::Gen::chan_range($span->chans());
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printf "%s=%s\n", $sig, $chan_range;
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}
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} else {
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die "Digital span $num is not PRI";
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}
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print_echo_can($gconfig, $chan_range);
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}
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sub gen_digital($$$) {
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my $self = shift || die;
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my $gconfig = shift || die;
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my $span = shift || die;
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my $num = $span->num() || die;
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die "Span #$num is analog" unless $span->is_digital();
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my $termtype = $span->termtype() || die "$0: Span #$num -- unkown termtype [NT/TE]\n";
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my $timing;
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my $lbo = 0;
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my $framing = $span->framing() || die "$0: No framing information for span #$num\n";
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my $coding = $span->coding() || die "$0: No coding information for span #$num\n";
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my $span_crc4 = $span->crc4();
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$span_crc4 = (defined $span_crc4) ? ",$span_crc4" : '';
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my $span_yellow = $span->yellow();
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$span_yellow = (defined $span_yellow) ? ",$span_yellow" : '';
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my $span_termination = $span->termination();
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$span_termination = (defined $span_termination) ? ",$span_termination" : '';
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my $span_softntte = $span->softntte();
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$span_softntte = (defined $span_softntte) ? ",$span_softntte" : '';
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# "MFC/R2 does not normally use CRC4"
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# FIXME: a finer way to override:
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if ($gconfig->{'pri_connection_type'} eq 'R2') {
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$span_crc4 = '';
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$framing = 'cas';
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}
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$timing = ($termtype eq 'NT') ? 0 : $bri_te_last_timing++;
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printf "span=%d,%d,%d,%s,%s%s%s%s%s\n",
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$num,
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$timing,
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$lbo,
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$framing,
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$coding,
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$span_crc4,
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$span_yellow,
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$span_termination,
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$span_softntte;
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printf "# termtype: %s\n", lc($termtype);
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my $dchan_type;
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if ($span->is_bri()) {
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my $use_bristuff = 0;
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my $cfg_hardhdlc = $gconfig->{'bri_hardhdlc'};
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my $xpd = Dahdi::Xpp::xpd_of_span($span);
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if(!defined($cfg_hardhdlc) || $cfg_hardhdlc =~ /AUTO/i) {
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# Autodetect
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if(defined($xpd)) {
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# Bristuff?
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if(defined($xpd->dchan_hardhdlc) && !is_true($xpd->dchan_hardhdlc)) {
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$use_bristuff = 1;
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}
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}
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} elsif(!is_true($cfg_hardhdlc)) {
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$use_bristuff = 1;
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}
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if($use_bristuff) {
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$dchan_type = 'dchan';
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} else {
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$dchan_type = 'hardhdlc';
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}
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printf "bchan=%s\n", Dahdi::Config::Gen::bchan_range($span);
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my $dchan = $span->dchan();
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printf "$dchan_type=%d\n", $dchan->num();
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} elsif($span->is_pri()) {
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if ($gconfig->{'pri_connection_type'} eq 'PRI') {
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printf "bchan=%s\n", Dahdi::Config::Gen::bchan_range($span);
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my $dchan = $span->dchan();
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printf "dchan=%d\n", $dchan->num();
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} elsif ($gconfig->{'pri_connection_type'} eq 'R2' ) {
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my $idle_bits = $gconfig->{'r2_idle_bits'};
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printf "cas=%s:$idle_bits\n", Dahdi::Config::Gen::bchan_range($span);
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printf "dchan=%d\n", $span->dchan()->num();
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}
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} else {
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die "Digital span $num is not BRI, nor PRI?";
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}
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print_echo_can($gconfig, Dahdi::Config::Gen::bchan_range($span));
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}
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sub gen_signalling($$) {
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my $gconfig = shift || die;
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my $chan = shift || die;
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my $type = $chan->type;
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my $num = $chan->num;
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die "channel $num type $type is not an analog channel\n" if $chan->span->is_digital();
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if($type eq 'EMPTY') {
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printf "# channel %d, %s, no module.\n", $num, $chan->fqn;
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return;
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}
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my $signalling = $gconfig->{'dahdi_signalling'};
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my $sig = $signalling->{$type} || die "unknown default dahdi signalling for chan $num type $type";
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if ($type eq 'IN') {
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printf "# astbanktype: input\n";
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} elsif ($type eq 'OUT') {
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printf "# astbanktype: output\n";
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}
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printf "$sig=$num\n";
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print_echo_can($gconfig, $num);
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}
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sub generate($$$) {
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my $self = shift || die;
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my $file = $self->{FILE};
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my $gconfig = $self->{GCONFIG};
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my $genopts = $self->{GENOPTS};
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my @spans = @_;
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warn "Empty configuration -- no spans\n" unless @spans;
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rename "$file", "$file.bak"
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or $! == 2 # ENOENT (No dependency on Errno.pm)
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or die "Failed to backup old config: $!\n";
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#$gconfig->dump;
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print "Generating $file\n" if $genopts->{verbose};
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open(F, ">$file") || die "$0: Failed to open $file: $!\n";
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my $old = select F;
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printf "# Autogenerated by $0 on %s\n", scalar(localtime);
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print "# If you edit this file and execute $0 again,\n";
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print "# your manual changes will be LOST.\n";
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print <<"HEAD";
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# Dahdi Configuration File
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#
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# This file is parsed by the Dahdi Configurator, dahdi_cfg
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#
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HEAD
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foreach my $span (@spans) {
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printf "# Span %d: %s %s\n", $span->num, $span->name, $span->description;
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if($span->is_digital) {
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if($span->is_pri) {
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if($gconfig->{'pri_connection_type'} eq 'CAS') {
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$self->gen_t1_cas($gconfig, $span);
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} else {
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$self->gen_digital($gconfig, $span);
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}
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} elsif($span->is_bri) {
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$self->gen_digital($gconfig, $span);
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}
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} else {
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foreach my $chan ($span->chans()) {
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if(1 || !defined $chan->type) {
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my $type = $chan->probe_type;
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my $num = $chan->num;
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die "Failed probing type for channel $num"
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unless defined $type;
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$chan->type($type);
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}
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gen_signalling($gconfig, $chan);
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}
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}
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print "\n";
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}
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print <<"TAIL";
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# Global data
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loadzone = $gconfig->{'loadzone'}
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defaultzone = $gconfig->{'defaultzone'}
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TAIL
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close F;
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select $old;
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}
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1;
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__END__
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=head1 NAME
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dahdi - Generate configuration for dahdi drivers.
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=head1 SYNOPSIS
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use Dahdi::Config::Gen::Dahdi;
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my $cfg = new Dahdi::Config::Gen::Dahdi(\%global_config, \%genopts);
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$cfg->generate(@span_list);
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=head1 DESCRIPTION
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Generate the F</etc/dahdi/system.conf>.
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This is the configuration for dahdi_cfg(1).
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Its location may be overriden via the environment variable F<DAHDI_CONF_FILE>.
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