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www_admin/lib/admin/Utils.pm

791 lines
30 KiB

package admin::Utils;
use strict;
use warnings;
use Time::Local;
use HTML::Entities;
use POSIX;
use DateTime::TimeZone::OffsetOnly;
use GD::Simple;
# Takes a search result total count, an offset and a limit and returns
# an array containing offset values for a pagination link list
# where each page should list $limit elements.
# The array will contain at most 11 entries, the first and last offset
# (0 and n) are always included. Further, the array will contain either:
# if n <= 10:
# * up to 9 elements from 1 .. n-1
# if n > 10:
# * 8 elements from 1 .. 8 and -1, if offset <= 5
# * -1 and 8 elements from n-9 .. n-1, if offset >= n-6
# * -1, 7 elements from o-3 .. o+3 and -1, elsewise
sub paginate {
my ($total_count, $offset, $limit) = @_;
my @pagination;
foreach my $page (0 .. int(($total_count - 1) / $limit)) {
push @pagination, { offset => $page };
}
if($#pagination > 10) {
if($offset <= 5) {
# offset at the beginning, include offsets 0 .. 8
splice @pagination, 9, @pagination - (10), ({offset => -1});
} else {
if($offset < @pagination - 6) {
# offset somewhere in the midle, include offsets (o-3 .. o+3)
splice @pagination, $offset + 4, @pagination - ($offset + 5), ({offset => -1});
splice @pagination, 1, $offset - 4, ({offset => -1});
} else {
#offset at the end, include offsets n-8 .. n
splice @pagination, 1, @pagination - 10, ({offset => -1});
}
}
}
return \@pagination;
}
#-# sub get_default_slot_list
#-# parameter $c
#-# return \@slots
#-# description gets default speed dial slot set from admin.conf
sub get_default_slot_list {
my ($c) = @_;
if (defined $c->config->{speed_dial_vsc_presets} and ref $c->config->{speed_dial_vsc_presets}->{vsc} eq 'ARRAY') {
return $c->config->{speed_dial_vsc_presets}->{vsc};
} else {
return [];
}
#my @slots = ();
#for (my $i = 0; $i < 10; $i++) {
# push @slots,'#' . $i;
#}
#return \@slots;
}
#-# sub short_contact
#-# parameter $c, $contact
#-# return $short_contact
#-# description gets a short representation of a (contract) contact
sub short_contact {
my ($c,$contact) = @_;
if (defined $contact->{company} and length($contact->{company})) {
return $contact->{company};
} elsif (defined $contact->{lastname} and length($contact->{lastname})) {
if (defined $contact->{firstname} and length($contact->{firstname})) {
return $contact->{lastname} . ', ' . $contact->{firstname};
} else {
return $contact->{lastname};
}
} elsif (defined $contact->{firstname} and length($contact->{firstname})) {
return $contact->{firstname};
} else {
#die?
return '';
}
}
#-# sub get_contract_contact_form_fields
#-# parameter $c
#-# return \%contract_contact_form_fields
#-# description defines contract contact form fields
sub get_contract_contact_form_fields {
my ($c,$contact) = @_;
return [ { field => 'firstname',
label => 'First Name',
value => $contact->{firstname} },
{ field => 'lastname',
label => 'Last Name',
value => $contact->{lastname} },
{ field => 'company',
label => 'Company',
value => $contact->{company} }];
}
sub get_qualified_number_for_subscriber {
my ($c, $number) = @_;
my $ccdp = $c->config->{cc_dial_prefix};
my $acdp = $c->config->{ac_dial_prefix};
if($number =~ /^\+/ or $number =~ s/^$ccdp/+/) {
# nothing more to do
} elsif($number =~ s/^$acdp//) {
$number = '+'. $c->session->{subscriber}{cc} . $number;
} else {
$number = '+' . $c->session->{subscriber}{cc} . $c->session->{subscriber}{ac} . $number;
}
return $number;
}
# takes a catalyst session with subscriber information and a call list
# as returned by the prov. interface and returns a reference to an
# array suited for TT display
sub prepare_call_list {
my ($c, $subscriber, $call_list, $filter, $bilprof) = @_;
my $callentries = [];
my @time = localtime time;
my $tmtdy = timelocal(0,0,0,$time[3],$time[4],$time[5]);
if(defined $filter and length $filter) {
$filter =~ s/\*/.*/g;
} else {
undef $filter;
}
my $b = '';
my $ccdp = $c->config->{cc_dial_prefix};
foreach my $call (@$call_list) {
my %callentry;
$callentry{background} = $b ? '' : 'tr_alt';
my @date = localtime $$call{start_time};
$date[5] += 1900;
$date[4]++;
$callentry{date} = sprintf("%02d.%02d.%04d %02d:%02d:%02d", @date[3,4,5,2,1,0]);
if($$call{duration}) {
my $duration = ceil($$call{duration});
while($duration > 59) {
my $left = sprintf("%02d", $duration % 60);
$callentry{duration} = ":$left". (defined $callentry{duration} ? $callentry{duration} : '');
$duration = int($duration / 60);
}
$callentry{duration} = defined $callentry{duration} ? sprintf("%02d", $duration) . $callentry{duration}
: sprintf("00:%02d", $duration);
} elsif($$call{call_status} eq 'ok') {
$callentry{duration} = '00:00';
}
if(defined $$call{source_customer_cost}) {
# money is allways returned as cents
$callentry{call_fee} = sprintf $$bilprof{data}{currency} . " %.04f", $$call{source_customer_cost}/100;
} else {
$callentry{call_fee} = '';
}
if(defined $$call{source_user_id}
and $$call{source_user_id} eq $subscriber->{uuid})
{
if($$call{call_status} eq 'ok') {
$callentry{direction_icon} = 'anruf_aus_small.gif';
} else {
$callentry{direction_icon} = 'anruf_aus_err_small.gif';
}
if($$call{destination_user} =~ /^\+?\d+$/) {
my $partner = $$call{destination_user};
$partner =~ s/^$ccdp/+/;
$partner =~ s/^\+*/+/;
$callentry{partner} = $partner;
} else {
$callentry{partner} = $$call{destination_user} .'@'. $$call{destination_domain};
}
$callentry{partner_number} = $callentry{partner};
} elsif(defined $$call{destination_user_id}
and $$call{destination_user_id} eq $subscriber->{uuid})
{
if($$call{call_status} eq 'ok') {
$callentry{direction_icon} = 'anruf_ein_small.gif';
} else {
$callentry{direction_icon} = 'anruf_ein_err_small.gif';
}
if(!$$call{source_clir})
{
if($$call{source_cli} !~ /^\+?\d+$/)
{
if($$call{source_user} =~ /^\+?\d+$/) {
my $partner = $$call{source_user};
$partner =~ s/^$ccdp/+/;
$partner =~ s/^\+*/+/;
$callentry{partner} = $partner;
} else {
$callentry{partner} = $$call{source_user} .'@'. $$call{source_domain};
}
} else {
my $partner = $$call{source_cli};
$partner =~ s/^$ccdp/+/;
$partner =~ s/^\+*/+/;
$callentry{partner} = $partner;
}
}
else
{
$callentry{partner} = 'anonymous';
}
$callentry{partner_number} = $callentry{partner};
} else {
$c->log->error("***Utils::prepare_call_list no match on user in call list");
next;
}
if(defined $filter) {
next unless $callentry{partner} =~ /$filter/i;
}
push @$callentries, \%callentry;
$b = !$b;
}
return $callentries;
}
# this prepares the list of preferences for display in the template
sub prepare_tt_prefs {
my ($c, $db_prefs, $preferences) = @_;
my @stashprefs;
foreach my $pref (eval { @$db_prefs }) {
# managed separately
next if $$pref{preference} eq 'lock';
if($$pref{preference} eq 'cfu'
or $$pref{preference} eq 'cfb'
or $$pref{preference} eq 'cft'
or $$pref{preference} eq 'cfna')
{
if(defined $$preferences{$$pref{preference}} and length $$preferences{$$pref{preference}}) {
my $vbdom = $c->config->{voicebox_domain};
my $fmdom = $c->config->{fax2mail_domain};
my $confdom = $c->config->{conference_domain};
if($$preferences{$$pref{preference}} =~ /\@$vbdom$/) {
$$preferences{$$pref{preference}} = 'voicebox';
} elsif($$preferences{$$pref{preference}} =~ /\@$fmdom$/) {
$$preferences{$$pref{preference}} = 'fax2mail';
} elsif($$preferences{$$pref{preference}} =~ /\@$confdom$/) {
$$preferences{$$pref{preference}} = 'conference';
}
}
} elsif(!$c->stash->{ncos_levels} and ($$pref{preference} eq 'ncos' or $$pref{preference} eq 'adm_ncos')) {
my $ncoslvl;
return unless $c->model('Provisioning')->call_prov( $c, 'billing', 'get_ncos_levels',
undef,
\$ncoslvl
);
$c->stash->{ncos_levels} = $ncoslvl if eval { @$ncoslvl };
} elsif(!$c->stash->{rewrite_rule_sets} and $$pref{preference} eq 'rewrite_rule_set') {
my $rules;
return unless $c->model('Provisioning')->call_prov( $c, 'voip', 'get_rewrite_rule_sets',
undef,
\$rules
);
$c->stash->{rewrite_rule_sets} = $rules if eval { @$rules };
} elsif($$pref{preference} eq 'block_in_list' or $$pref{preference} eq 'block_out_list') {
eval { map { s/^([1-9])/+$1/; $_ } @{$$preferences{$$pref{preference}}} }; ## no critic ProhibitMutatingListFunctions
}
push @stashprefs,
{ key => $$pref{preference},
data_type => $$pref{data_type},
value => $$preferences{$$pref{preference}},
max_occur => $$pref{max_occur},
description => encode_entities($$pref{description}),
error => $c->session->{messages}{$$pref{preference}}
? $c->model('Provisioning')->localize($c, $c->view($c->config->{view})->
config->{VARIABLES}{site_config}{language},
$c->session->{messages}{$$pref{preference}})
: undef,
};
}
return \@stashprefs;
}
# this prepares the list of preferences for the prov. interface
sub prepare_db_prefs {
my ($c, $db_prefs, $preferences, $domain, $username) = @_;
foreach my $db_pref (eval { @$db_prefs }) {
next if $$db_pref{read_only};
if($$db_pref{preference} eq 'cfu'
or $$db_pref{preference} eq 'cfb'
or $$db_pref{preference} eq 'cft'
or $$db_pref{preference} eq 'cfna')
{
my $vbdom = $c->config->{voicebox_domain};
my $fmdom = $c->config->{fax2mail_domain};
my $confdom = $c->config->{conference_domain};
my $fwtype = $$db_pref{preference};
my $fw_target_select = $c->request->params->{$fwtype .'_target'} || 'disable';
unless(defined $username) { # forwards for domains and peers are not supported
$c->session->{messages}{$fwtype} = 'Client.Voip.MalformedTarget';
next;
}
my $fw_target;
if($fw_target_select eq 'sipuri') {
$fw_target = $c->request->params->{$fwtype .'_sipuri'};
# normalize, so we can do some checks.
$fw_target =~ s/^sip://i;
if($fw_target =~ /^\+?\d+$/) {
$fw_target = admin::Utils::get_qualified_number_for_subscriber($c, $fw_target);
my $checkresult;
return unless $c->model('Provisioning')->call_prov( $c, 'voip', 'check_E164_number', { e164number => $fw_target }, \$checkresult);
$c->session->{messages}{$fwtype} = 'Client.Voip.MalformedNumber'
unless $checkresult;
} elsif($fw_target =~ /^[a-z0-9&=+\$,;?\/_.!~*'()-]+\@[a-z0-9.-]+(:\d{1,5})?$/i) {
$fw_target = 'sip:'. lc $fw_target;
} elsif($fw_target =~ /^[a-z0-9&=+\$,;?\/_.!~*'()-]+$/) {
$fw_target = 'sip:'. lc($fw_target) .'@'. $domain;
} else {
$c->session->{messages}{$fwtype} = 'Client.Voip.MalformedTarget';
$fw_target = $c->request->params->{$fwtype .'_sipuri'};
}
} elsif($fw_target_select eq 'voicebox') {
$fw_target = 'sip:vmu'.$c->session->{subscriber}{cc}.$c->session->{subscriber}{ac}.$c->session->{subscriber}{sn}."\@$vbdom";
} elsif($fw_target_select eq 'fax2mail') {
$fw_target = 'sip:'.$c->session->{subscriber}{cc}.$c->session->{subscriber}{ac}.$c->session->{subscriber}{sn}."\@$fmdom";
} elsif($fw_target_select eq 'conference') {
$fw_target = 'sip:conf='.$c->session->{subscriber}{cc}.$c->session->{subscriber}{ac}.$c->session->{subscriber}{sn}."\@$confdom";
}
$$preferences{$fwtype} = $fw_target;
} elsif($$db_pref{preference} eq 'cli') {
$$preferences{cli} = $c->request->params->{cli} or undef;
unless(defined $username) { # CLI for domains and peers is not supported
$c->session->{messages}{cli} = 'Client.Voip.MalformedNumber';
next;
}
if(defined $$preferences{cli} and $$preferences{cli} =~ /^\+?\d+$/) {
$$preferences{cli} = admin::Utils::get_qualified_number_for_subscriber($c, $$preferences{cli});
my $checkresult;
return unless $c->model('Provisioning')->call_prov( $c, 'voip', 'check_E164_number', { e164number => $$preferences{cli} }, \$checkresult);
$c->session->{messages}{cli} = 'Client.Voip.MalformedNumber'
unless $checkresult;
}
} elsif($$db_pref{preference} eq 'cc') {
$$preferences{$$db_pref{preference}} = $c->request->params->{$$db_pref{preference}} || undef;
if(defined $$preferences{$$db_pref{preference}}) {
my $checkresult;
return unless $c->model('Provisioning')->call_prov( $c, 'voip', 'check_cc',
{ cc => $$preferences{$$db_pref{preference}} }, \$checkresult
);
$c->session->{messages}{$$db_pref{preference}} = 'Client.Voip.MalformedCc'
unless $checkresult;
}
} elsif($$db_pref{preference} eq 'ac'
or $$db_pref{preference} eq 'svc_ac'
or $$db_pref{preference} eq 'emerg_ac')
{
$$preferences{$$db_pref{preference}} = $c->request->params->{$$db_pref{preference}} || undef;
if(defined $$preferences{$$db_pref{preference}}) {
my $checkresult;
return unless $c->model('Provisioning')->call_prov( $c, 'voip', 'check_ac',
{ ac => $$preferences{$$db_pref{preference}} }, \$checkresult
);
$c->session->{messages}{$$db_pref{preference}} = 'Client.Voip.MalformedAc'
unless $checkresult;
}
} elsif($$db_pref{max_occur} != 1) {
# multi-value preferences are handled separately
} elsif($$db_pref{data_type} eq 'int' or $$db_pref{data_type} eq 'string') {
if(length $c->request->params->{$$db_pref{preference}}) {
$$preferences{$$db_pref{preference}} = $c->request->params->{$$db_pref{preference}};
} else {
$$preferences{$$db_pref{preference}} = undef;
}
} elsif($$db_pref{data_type} eq 'boolean') {
$$preferences{$$db_pref{preference}} = $c->request->params->{$$db_pref{preference}} ? 1 : undef;
} elsif($$db_pref{data_type} eq 'enum') {
# zero length value means user chose to not set this preference
$$preferences{$$db_pref{preference}} = (length($c->request->params->{$$db_pref{preference}}) > 0 )
? $c->request->params->{$$db_pref{preference}}
: undef
} else {
# wtf? ignoring invalid preference
}
}
if($$preferences{cft}) {
unless(defined $$preferences{ringtimeout} and $$preferences{ringtimeout} =~ /^\d+$/
and $$preferences{ringtimeout} < 301 and $$preferences{ringtimeout} > 4)
{
$c->session->{messages}{ringtimeout} = 'Client.Voip.MissingRingtimeout';
}
}
return 1;
}
# this prepares a list preferences for display in the template
sub prepare_tt_list {
my ($c, $list) = @_;
my (@list_to_sort, @sorted_list);
foreach my $entry (@$list) {
my $active = $entry =~ s/^#// ? 0 : 1;
$entry =~ s/^([1-9])/+$1/;
push @list_to_sort, { entry => $entry, active => $active };
}
my $bg = '';
my $i = 1;
foreach my $entry (sort {$a->{entry} cmp $b->{entry}} @list_to_sort) {
push @sorted_list, { number => $$entry{entry},
background => $bg ? '' : 'tr_alt',
id => $i++,
active => $$entry{active},
};
$bg = !$bg;
}
return \@sorted_list;
}
# this adds, deletes, activates or deactivates entries from a block list
sub addelact_blocklist {
my ($c, $preferences, $list, $add, $del, $act) = @_;
if(defined $add) {
if($add =~ /^\+?[?*0-9\[\]-]+$/) {
my $ccdp = $c->config->{cc_dial_prefix};
my $acdp = $c->config->{ac_dial_prefix};
if($add =~ /^\*/ or $add =~ /^\?/ or $add =~ /^\[/) {
# do nothing
} elsif($add =~ s/^\+// or $add =~ s/^$ccdp//) {
# nothing more to do
} elsif($add =~ s/^$acdp//) {
$add = $$preferences{cc} . $add;
} else {
$add = $$preferences{cc} . $$preferences{ac} . $add;
}
my $blocklist = $$preferences{$list};
$blocklist = [] unless defined $blocklist;
$blocklist = [ $blocklist ] unless ref $blocklist;
$$preferences{$list} = [ @$blocklist, $add ];
} else {
$c->session->{messages}{msgadd} = 'Client.Voip.MalformedNumberPattern';
$c->session->{blockaddtxt} = $add;
}
}
if(defined $del) {
my $blocklist = $$preferences{$list};
if(defined $blocklist) {
my $ccdp = $c->config->{cc_dial_prefix};
my $acdp = $c->config->{ac_dial_prefix};
if($del =~ /^\*/ or $del =~ /^\?/ or $del =~ /^\[/) {
# do nothing
} elsif($del =~ s/^\+// or $del =~ s/^$ccdp//) {
# nothing more to do
} elsif($del =~ s/^$acdp//) {
$del = $$preferences{cc} . $del;
}
$blocklist = [ $blocklist ] unless ref $blocklist;
if($c->request->params->{block_stat}) {
$$preferences{$list} = [ grep { $_ ne $del } @$blocklist ];
} else {
$$preferences{$list} = [ grep { $_ ne '#'.$del } @$blocklist ];
}
}
}
if(defined $act) {
my $blocklist = $$preferences{$list};
if(defined $blocklist) {
my $ccdp = $c->config->{cc_dial_prefix};
my $acdp = $c->config->{ac_dial_prefix};
if($act =~ /^\*/ or $act =~ /^\?/ or $act =~ /^\[/) {
# do nothing
} elsif($act =~ s/^\+// or $act =~ s/^$ccdp//) {
# nothing more to do
} elsif($act =~ s/^$acdp//) {
$act = $c->session->{subscriber}{cc} . $act;
}
$blocklist = [ $blocklist ] unless ref $blocklist;
if($c->request->params->{block_stat}) {
$$preferences{$list} = [ grep { $_ ne $act } @$blocklist ];
push @{$$preferences{$list}}, '#'.$act;
} else {
$$preferences{$list} = [ grep { $_ ne '#'.$act } @$blocklist ];
push @{$$preferences{$list}}, $act;
}
}
}
return 1;
}
# this adds or deletes entries from an IP list
sub addel_iplist {
my ($c, $preferences, $list, $add, $del) = @_;
if(defined $add) {
my $checkresult;
return unless $c->model('Provisioning')->call_prov( $c, 'voip', 'check_ipnet', { ipnet => $add }, \$checkresult);
if($checkresult) {
my $iplist = $$preferences{$list};
$iplist = [] unless defined $iplist;
$iplist = [ $iplist ] unless ref $iplist;
$$preferences{$list} = [ @$iplist, $add ];
} else {
$c->session->{messages}{msgadd} = 'Client.Syntax.MalformedIPNet';
$c->session->{listaddtxt} = $add;
}
}
if(defined $del) {
my $iplist = $$preferences{$list};
if(defined $iplist) {
$iplist = [ $iplist ] unless ref $iplist;
$$preferences{$list} = [ grep { $_ ne $del } @$iplist ];
}
}
return 1;
}
=head2 tz_offset
Returns localhost's offset to GMT in seconds
=cut
sub tz_offset {
use DateTime::TimeZone::OffsetOnly;
my $tz_offset = DateTime::TimeZone::OffsetOnly->new ( offset => strftime("%z", localtime(time())) );
return $tz_offset->{offset} ;
}
=head2 generate_pcap
Returns pcap data from packets
=cut
sub generate_pcap {
my $packets = shift;
my $pcap = pack("LSSlLLL",
0xa1b2c3d4, # magic number
2, 4, # major/minor version number
0, 0, # gmt offset and timestamp accuracy
0xffff, # snap length
1, # data link type (http://www.tcpdump.org/linktypes.html)
);
foreach my $pkg(@{$packets}) {
my($ts_sec, $ts_usec) = $pkg->{timestamp} =~ /^(\d+)\.(\d+)$/;
my $len = length($pkg->{header}) + length($pkg->{payload}) + length($pkg->{trailer});
$pcap .= pack("LLLLa*a*a*",
$ts_sec, $ts_usec, # timestamp
$len, $len, # bytes on-wire/off-wire
$pkg->{header},
$pkg->{payload},
$pkg->{trailer},
);
}
return $pcap;
}
sub draw_line {
my ($c, $from_x, $from_y, $to_x, $to_y, $width, $color) = @_;
$c->fgcolor($color);
$c->moveTo($from_x, $from_y);
$c->penSize($width, $width);
$c->lineTo($to_x, $to_y);
}
sub draw_arrow {
my ($c, $from_x, $from_y, $to_x, $to_y, $width, $color) = @_;
$c->fgcolor($color);
$c->moveTo($from_x, $from_y);
$c->penSize($width, $width);
$c->lineTo($to_x, $to_y);
my $poly = new GD::Polygon;
$poly->addPt($to_x, $to_y);
my $dir = ($to_x > $from_x) ? -1 : 1;
$poly->addPt($to_x + 4*$width*$dir, $to_y - 2*$width-(($width%2)?0:1));
$poly->addPt($to_x + 4*$width*$dir, $to_y + 2*$width);
my $oldbgcolor = $c->bgcolor();
$c->bgcolor($color);
$c->penSize(1,1);
$c->polygon($poly);
$c->bgcolor($oldbgcolor);
}
sub draw_text {
my ($c, $x, $y, $ftype, $fsize, $fcolor, $txt) = @_;
$c->font($ftype);
$c->fontsize($fsize);
$c->fgcolor($fcolor);
$c->moveTo($x, $y);
$c->string($txt);
my @b = $c->stringBounds($txt);
my %bounds = ('x', $x, 'y', $y, 'dx', $b[0], 'dy', $b[1]);
return %bounds;
}
sub process_callmap {
my $c = shift;
my $packets = shift;
my $r_png = shift;
my $r_info = shift;
my $i = 0;
my %int_uas = (
$c->config->{sipstats}->{lb_int}, 'lb',
$c->config->{sipstats}->{lb_ext}, 'lb',
$c->config->{sipstats}->{proxy}, 'proxy',
$c->config->{sipstats}->{sbc}, 'sbc',
$c->config->{sipstats}->{app}, 'app',
);
my $canvas_margin = 100; # enough free space around diagram for text etc
my $canvas_elem_distance = 220; # horizontal distance between element lines
my $canvas_pkg_distance = 30; # vertical distance between packet arrows
my $canvas_elem_line_width = 2;
my $canvas_elem_line_color = 'darkgray';
my $canvas_elem_font = 'Courier:bold';
my $canvas_elem_font_size = 8;
my $canvas_elem_font_color = 'darkgray';
my $canvas_pkg_line_width = 2;
my $canvas_pkg_line_color = 'green';
my %canvas_pkg_line_colors = (TCP => 'blue');
my $canvas_pkg_font = 'Courier:bold';
my $canvas_pkg_font_size = 8;
my $canvas_pkg_font_color = 'dimgray';
my $html_padding = 5;
my %ext_uas = ();
my @uas = ();
### gather all involved elements
foreach my $packet(@{$packets}) {
if(exists($int_uas{$packet->{src_ip}.':'.$packet->{src_port}})) {
#print "skipping internal elem ".$packet->{src_ip}.':'.$packet->{src_port}." (".$int_uas{$packet->{src_ip}.':'.$packet->{src_port}}.")\n";
}
elsif(exists($ext_uas{$packet->{src_ip}.':'.$packet->{src_port}})) {
#print "skipping known external elem ".$packet->{src_ip}.':'.$packet->{src_port}."\n";
}
else {
#print "adding new src elem ".$packet->{src_ip}.':'.$packet->{src_port}."\n";
$ext_uas{$packet->{src_ip}.':'.$packet->{src_port}} = 1;
# TODO: prefix "proto:" as well
push @uas, $packet->{src_ip}.':'.$packet->{src_port};
}
if(exists($int_uas{$packet->{dst_ip}.':'.$packet->{dst_port}})) {
#print "skipping internal elem ".$packet->{dst_ip}.':'.$packet->{dst_port}." (".$int_uas{$packet->{dst_ip}.':'.$packet->{dst_port}}.")\n";
}
elsif(exists($ext_uas{$packet->{dst_ip}.':'.$packet->{dst_port}})) {
#print "skipping known external elem ".$packet->{dst_ip}.':'.$packet->{dst_port}."\n";
}
else {
#print "adding new dst elem ".$packet->{dst_ip}.':'.$packet->{dst_port}."\n";
$ext_uas{$packet->{dst_ip}.':'.$packet->{dst_port}} = 1;
# TODO: prefix "proto:" as well
push @uas, $packet->{dst_ip}.':'.$packet->{dst_port};
}
}
push @uas, ('lb', 'sbc', 'proxy', 'app');
### calculate x position of all uas
my %uas_pos_x = ();
$i = 0;
foreach my $ua(@uas) {
my $name = $ua;
foreach my $k(keys %int_uas) {
if($ua eq $int_uas{$k}) {
$uas_pos_x{$k} = $canvas_margin + $canvas_elem_distance*$i;
}
}
$uas_pos_x{$ua} = $canvas_margin + $canvas_elem_distance*$i;
++$i;
}
### calculate canvas size
# TODO: take into account length of "proto:[ipv6]:port"
my $canvas_width = 2*$canvas_margin + $canvas_elem_distance*(@uas - 1);
my $canvas_height = 2*$canvas_margin + $canvas_pkg_distance*(@{$packets} + 1); # leave one pkg_distance free at begin and end
my $canvas = GD::Simple->new($canvas_width, $canvas_height);
$canvas->bgcolor('white');
### prepare html
$r_info->{width} = $canvas_width;
$r_info->{height} = $canvas_height;
$r_info->{areas} = ();
### draw vertical lines
my $offset = $canvas_margin;
foreach my $ua(@uas) {
draw_line($canvas, $offset, $canvas_margin, $offset, $canvas_height-$canvas_margin, $canvas_elem_line_width, $canvas_elem_line_color);
my @bounds = $canvas->stringBounds($ua); # get bounds for text centering
draw_text($canvas, $offset-int(abs($bounds[0])/2), $canvas_margin-abs($bounds[1]), $canvas_elem_font, $canvas_elem_font_size, $canvas_elem_font_color, $ua);
$offset += $canvas_elem_distance;
}
### draw arrows
my $last_timestamp = undef;
my $y_offset = $canvas_margin + $canvas_pkg_distance;
$i = 1;
foreach my $packet(@{$packets}) {
my $time_offset = defined $last_timestamp ? ($packet->{timestamp} - $last_timestamp) : 0;
$last_timestamp = $packet->{timestamp};
my $from_x = $uas_pos_x{$packet->{src_ip}.':'.$packet->{src_port}};
my $to_x = $uas_pos_x{$packet->{dst_ip}.':'.$packet->{dst_port}};
#print "arrow from ".$packet->{src_ip}.':'.$packet->{src_port}." to ".$packet->{dst_ip}.':'.$packet->{dst_port}.": $from_x - $to_x\n";
draw_arrow($canvas, $from_x, $y_offset, $to_x, $y_offset, $canvas_pkg_line_width,
$canvas_pkg_line_colors{$packet->{transport}} || $canvas_pkg_line_color);
$packet->{payload} =~ /\ncseq:\s*(\d+)\s+[a-zA-Z]+/i;
my $cseq = $1 ? $1 : '?';
my $txt = sprintf($i.'. '.$packet->{method}.' ('.$cseq.', +%0.3fs)', $time_offset);
my @bounds = $canvas->stringBounds($txt); # get bounds for text centering
if($from_x < $to_x) {
$from_x = $from_x+int($canvas_elem_distance/2)-int($bounds[0]/2);
} elsif($from_x > $to_x) {
$from_x = $from_x-int($canvas_elem_distance/2)-int($bounds[0]/2);
} else {
$from_x += 10; # call to itself, e.g. in cf loop
}
draw_text($canvas, $from_x, $y_offset-int(abs($bounds[1])/2), $canvas_pkg_font, $canvas_pkg_font_size, $canvas_pkg_font_color, $txt);
push @{$r_info->{areas}}, {"id", $packet->{id}, "coords", ($from_x-$html_padding).','.($y_offset-abs($bounds[1])-$html_padding).','.($from_x+abs($bounds[0])+$html_padding).','.($y_offset)};
$y_offset += $canvas_pkg_distance;
++$i;
}
$$r_png = $canvas->png;
}
sub generate_callmap {
my $c = shift;
my $packets = shift;
my $png; my %info;
process_callmap($c, $packets, \$png, \%info);
return \%info;
}
sub generate_callmap_png {
my $c = shift;
my $packets = shift;
my $png; my %info;
process_callmap($c, $packets, \$png, \%info);
return $png;
}
1;