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Revision 7d6cf686

Added by Hamish Coleman about 15 years ago

  • ID 7d6cf686f4dad31938fdd32f95f24390e5c23357

Structure of indexmrtg is now mostly right

View differences:

indexmrtg.cgi
);
# FIXME - globals
my $gifdone = 0; # Scan for newest graph and save info for later
my $warnings;
my $db = {}; # storage for all tests found
$db->{mrtg}{default}{post}{xsize} = 500;
$db->{mrtg}{default}{post}{ysize} = 135;
$db->{mrtg}{gifdone} = 0; # Scan for newest graph and save info for later
$db->{mrtg}{global}{postfix}{xsize} = 500;
$db->{mrtg}{global}{postfix}{ysize} = 135;
sub config_save_val($$$$) {
my ($filename,$name,$var,$val) = @_;
......
# Save any default initializers
if ($name eq '_') {
$db->{mrtg}{default}{post}{$var} = $val;
$db->{mrtg}{global}{postfix}{$var} = $val;
return;
}
if ($name eq '^') {
$db->{mrtg}{default}{pre}{$var} = $val;
$db->{mrtg}{global}{prefix}{$var} = $val;
return;
}
......
my $unique_name = $name;
my $unique_id = 1;
while (defined $db->{graph}->{$unique_name}
&& $db->{graph}->{$unique_name}->{srcfile} ne $filename) {
&& $db->{graph}->{$unique_name}->{definedby} ne $filename) {
$unique_name = $name . '_' . $unique_id;
$unique_id++;
}
......
push @{$db->{sequence}}, $unique_name;
$db->{graph}->{$unique_name}->{name} = $name;
$db->{graph}->{$unique_name}->{srcfile} = $filename;
$db->{graph}->{$unique_name}->{definedby} = $filename;
$db->{graph}->{$unique_name}->{sequence} = @{$db->{sequence}};
$db->{graph}{$unique_name}{img}{xsize} = $db->{mrtg}{default}{post}{xsize};
$db->{graph}{$unique_name}{img}{ysize} = $db->{mrtg}{default}{post}{ysize};
$db->{graph}{$unique_name}{img}{xsize} = $db->{mrtg}{global}{postfix}{xsize};
$db->{graph}{$unique_name}{img}{ysize} = $db->{mrtg}{global}{postfix}{ysize};
}
$db->{graph}{$unique_name}{mrtg}{$var} = $val;
$db->{mrtg}{target}{$unique_name}{$var} = $val;
}
# Load one or more files
......
}
#TODO - multi-line values
#TODO - reset the {mrtg}{global} vars
while(<$fh>){
......
config_save_val($filename,$name,$var,$val);
} elsif ( $_ =~ /^([^#[][^[]+):\s*(.+)$/ ) {
# its a global statement
my $var=lc $1;
my $val=$2;
$db->{mrtg}{global}{$var}=$val;
}
# TODO - Handle extra statements:
# Include
# WorkDir
# WorkDir - see config_read_filesystem
# LogDir
# ##HC Magic for baseurl
}
......
# any other filesystem details for them.
#
sub config_read_filesystem() {
# TODO - also check the other directory statements
if ($db->{mrtg}{global}{workdir}) {
chdir $db->{mrtg}{global}{workdir};
}
# check and update details for all known tests;
for my $i (keys %{$db->{graph}}) {
my $name = $db->{graph}->{$i};
my $testname = $name->{name};
# TODO - check workdir and validate it here
my $graph = $db->{graph}->{$i};
my $graphname = $graph->{name};
my $mrtg = $db->{mrtg}{target}{$i};
# Default is GIF, unless a PNG file exists
$name->{mrtg}{_imagetype} = 'gif';
if ( -e "$testname-day.png" ) {
$name->{mrtg}{_imagetype} = "png";
$mrtg->{_imagetype} = 'gif';
if ( -e "$graphname-day.png" ) {
$mrtg->{_imagetype} = "png";
}
# TODO - determine correct URL prefix
# TODO - change the filename based on the displayed period
my $filename = $testname . "-day." . $name->{mrtg}{_imagetype};
my $filename = $graphname . "-day." . $mrtg->{_imagetype};
$graph->{img}{URL} = $filename;
my ($dev, $ino, $mode, $nlink, $uid, $gid, $rdev, $size,
$atime,$mtime,$ctime,$blksize,$blocks)
......
next;
}
$name->{_mtime} = $mtime;
# TODO - move these to a better function
$graph->{URL} = $graphname . '.html';
$graph->{title} = $mrtg->{title};
$graph->{img}{mtime} = $mtime;
# FIXME - global
# find the newest file
if ($mtime > $gifdone) {
$gifdone = $mtime;
if ($mtime > $db->{mrtg}{gifdone}) {
$db->{mrtg}{gifdone} = $mtime;
}
}
}
......
}
}
sub maketree_srcfile($$) {
sub maketree_definedby($$) {
my ($name,$sequence) = @_;
# config files
my $srcfile = $db->{graph}->{$name}->{srcfile};
my $definedby = $db->{graph}->{$name}->{definedby};
my @srcpath = split /\//,$srcfile;
my @srcpath = split /\//,$definedby;
shift @srcpath; # remove initial slash
......
for my $name (keys %{$db->{graph}}) {
my $sequence = $db->{graph}->{$name}->{sequence};
maketree_srcfile($name,$sequence);
maketree_definedby($name,$sequence);
maketree_grouphosttest($name,$sequence);
# TODO - parse the Target setting and create trees
# TODO - parse magic comments and create trees here
......
config_load_file(@config_files);
config_read_filesystem();
maketree();
# Time the next update to occur a little while after the next interval completes
my $interval = 300; # 5 min update interval
my $guardband = 15; # updates occur this many seconds after predicted gif completion
my $refresh = $interval + $guardband + $gifdone - time; # predict how long until next update
my $refresh = $interval + $guardband + $db->{mrtg}{gifdone} - time; # predict how long until next update
$refresh = $interval if $refresh <= $guardband;
my $expires = gmtime (time + $interval * 2 + $guardband);

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