Index: debian/changelog

[chiark-utils.git] / backup / checkallused

diff --git a/backup/checkallused b/backup/checkallused
index ab2dcd63d8de5999461b174284f3549892bdd776..62aef2d1f5dba73632fe66342d21c6844d90fb67 100755 (executable)
--- a/backup/checkallused
+++ b/backup/checkallused
@@ -26,7 +26,7 @@
 # incremental dumps or listed as exceptions.
 
 BEGIN {
-    $etc= '/etc/backup';
+    $etc= '/etc/chiark-backup';
     require "$etc/settings.pl";
     require 'backuplib.pl';
 }
@@ -56,16 +56,23 @@ while (!defined $tapedone{$tape}) {
     $tape= $next;
 }
 
+sub checkdevspec ($$$) {
+    my ($atf,$devspec,$why) = @_;
+    push @{ $devspec{$atf}{$devspec} }, $why;
+}
+
 for $fsg (sort keys %fsgdone) {
     print "filesystem group $fsg: ".join(' ',@{$fsgdone{$fsg}}).":\n ";
     @fsys= ();
     readfsys($fsg);
     for $tf (@fsys) {
        parsefsys();
-       $pstr= $prefix ne '<local>' ? "$prefix:$atf" : $atf;
+       $pstr= "$pcstr$atf";
        &e("dumped twice ($backed{$pstr}, $fsg): $pstr")
            if defined $backed{$pstr};
        $backed{$pstr}= $fsg;
+       checkdevspec($pstr,"$pcstr$dev","filesystem group $fsg")
+           if length $dev;
        print " $pstr";
     }
     print "\n";
@@ -76,8 +83,9 @@ print "incremental group:\n ";
 readfsys('all');
 for $tf (@fsys) {
     parsefsys();
-    $pstr= $prefix ne '<local>' ? "$prefix:$atf" : $atf;
+    $pstr= "$pcstr$atf";
     $incrd{$pstr}= $fsg;
+    checkdevspec($pstr,"$pcstr$dev","incremental group") if length $dev;
     print " $pstr";
 }
 print "\n";
@@ -85,25 +93,24 @@ print "\n";
 for $pfx ('', sort keys %prefix) {
     $rstr= length($pfx) ? $prefix{$pfx}.' ' : '';
     $dfstr= exists($prefixdf{$pfx}) ? $prefixdf{$pfx} :
-       'df --no-sync -xiso9660 -xnfs -xproc';
+       'df -P --no-sync -xiso9660 -xnfs -xproc -xtmpfs';
     $cmd= "$rstr $dfstr";
     open X, "$cmd |" or die $!;
     $_= <X>; m/^Filesystem/ or die "$cmd => $_ ?";
-    $ppstr= length($pfx) ? $pfx : '<local>';
-    $pstr= length($pfx) ? "$pfx:" : '';
-    print "mount points: $ppstr:";
+    $prefix= length($pfx) ? $pfx : '<local>';
+    $pcstr= length($pfx) ? "$pfx:" : '';
+    print "mount points: $prefix:";
     while (<X>) {
        chomp;
        next if m,^procfs\s,;
        m,^/dev/(\S+)\s.*\s(/\S*)\s*$, or die "$_ ?";
        ($dev,$mp) = ($1,$2);
-       $mounted{"$pstr$mp"}="$pstr$dev"; print " $1-$2";
-       if (defined($backto= $backed{"$pstr$mp"})) {
+       checkdevspec("$pcstr$mp","$pcstr/dev/$dev","df");
+       $mounted{"$pcstr$mp"}="$pcstr$dev"; print " $1-$2";
+       if (defined($backto= $backed{"$pcstr$mp"})) {
            if (m,^/dev/\S+\s+\d+\s+(\d+)\s,) {
                $usedkb{$backto} += $1;
-           } else {
-               $usedkb{$backto} += 0;
-               $unkkb{$backto} .= " + $pstr$mp";
+               $countedkb{"$pcstr$mp"}++;
            }
        }
     }
@@ -112,7 +119,21 @@ for $pfx ('', sort keys %prefix) {
 }
 
 foreach $fsg (keys %usedkb) {
-    print "filesystem group $fsg: $usedkb{$fsg} 1K-blocks$unkkb{$fsg}\n";
+    print "filesystem group $fsg: $usedkb{$fsg} 1K-blocks raw accounted\n";
+}
+
+foreach $fsg (keys %backed) {
+    next if $countedkb{$fsg};
+    print "unaccounted filesystem: $fsg\n";
+}
+
+foreach $dsk (keys %devspec) {
+    if (keys %{ $devspec{$dsk} } != 1) {
+       foreach $devspec (keys %{ $devspec{$dsk} }) {
+           &e("inconsistent devices for $dsk: $devspec (".
+               join(', ', @{ $devspec{$dsk}{$devspec} }).")");
+       }
+    }
 }
 
 # We check that all mounted filesystems are dumped and all