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Editing: macos-lib.pl
# macos-lib.pl # Quota functions for OSX # XXX checking if on/off # quotas_init() sub quotas_init { if (&has_command("quotaon") && &has_command("quotaoff")) { return undef; } else { return "The quotas programs do not appear to be installed on ". "your system\n"; } } # quotas_supported() # Returns 1 for user quotas, 2 for group quotas or 3 for both sub quotas_supported { return 3; } # free_space(filesystem) # Returns an array containing btotal, bfree, ftotal, ffree sub free_space { local(@out, @rv); $ENV{'BLOCKSIZE'} = 1024; &backquote_command("df -i ".quotemeta($_[0])) =~ /Mounted on\n\S+\s+(\d+)\s+\d+\s+(\d+)\s+\S+\s+(\d+)\s+(\d+)/; return ($1, $2, $3+$4, $4); } # quota_can(&mnttab, &fstab) # Can this filesystem type support quotas? # 0 = No quota support (or not turned on in /etc/fstab) # 1 = User quotas only # 2 = Group quotas only # 3 = User and group quotas sub quota_can { return 0 if ($_[0]->[2] ne 'ufs' && $_[0]->[2] ne 'hfs'); return "a_now($_[0], $_[1]) || 3; # use the current mode if active } # quota_now(&mnttab, &fstab) # Are quotas currently active? # 0 = Not active # 1 = User quotas active # 2 = Group quotas active # 3 = Both active sub quota_now { local $rv; $rv += 1 if (-r "$_[0]->[0]/.quota.ops.user" && &big_enough("$_[0]->[0]/.quota.user")); $rv += 2 if (-r "$_[0]->[0]/.quota.ops.group" && &big_enough("$_[0]->[0]/.quota.group")); return $rv; } # quotaon(filesystem, mode) # Activate quotas and create quota files for some filesystem. The mode can # be 1 for user only, 2 for group only or 3 for user and group sub quotaon { return if (&is_readonly_mode()); local($out, $qf, @qfile, $flags); if ($_[1]%2 == 1) { # turn on user quotas $qf = "$_[0]/.quota.ops.user"; &open_tempfile(QUOTAFILE, ">$qf", 0, 1); &close_tempfile(QUOTAFILE); $qf = "$_[0]/.quota.user"; if (!&big_enough($qf)) { &unlink_file($qf); &system_logged("$config{'quotacheck_command'} ". quotemeta($_[0])); } $out = &backquote_logged("$config{'user_quotaon_command'} ". quotemeta($_[0])." 2>&1"); if ($?) { return $out; } } if ($_[1] > 1) { # turn on group quotas $qf = "$_[0]/.quota.ops.group"; &open_tempfile(QUOTAFILE, ">$qf", 0, 1); &close_tempfile(QUOTAFILE); $qf = "$_[0]/quota.group"; if (!&big_enough($qf)) { &unlink_file($qf); &system_logged("$config{'quotacheck_command'} ". quotemeta($_[0])); } $out = &backquote_logged("$config{'group_quotaon_command'} ". quotemeta($_[0])." 2>&1"); if ($?) { return $out; } } return undef; } sub big_enough { local @st = stat($_[0]); return $st[7] >= 1024; } # quotaoff(filesystem, mode) # Turn off quotas for some filesystem sub quotaoff { return if (&is_readonly_mode()); local($out); if ($_[1]%2 == 1) { $out = &backquote_logged("$config{'user_quotaoff_command'} ". quotemeta($_[0])." 2>&1"); if ($?) { return $out; } &unlink_file("$_[0]/.quota.ops.user"); } if ($_[1] > 1) { $out = &backquote_logged("$config{'group_quotaoff_command'} ". quotemeta($_[0])." 2>&1"); if ($?) { return $out; } &unlink_file("$_[0]/.quota.ops.group"); } return undef; } # user_filesystems(user) # Fills the array %filesys with details of all filesystem some user has # quotas on sub user_filesystems { local($n, $_, %mtab); open(QUOTA, "$config{'user_quota_command'} ".quotemeta($_[0])." |"); $n=0; while(<QUOTA>) { chop; if (/^(Disk|\s+Filesystem)/) { next; } if (/^\s*(\S+)\s+(\S+)\s+(\S+)\s+(\S+).(.{9})\s+(\S+)\s+(\S+)\s+(\S+)/) { $filesys{$n,'filesys'} = $1; $filesys{$n,'ublocks'} = int($2); $filesys{$n,'sblocks'} = int($3); $filesys{$n,'hblocks'} = int($4); $filesys{$n,'ufiles'} = int($6); $filesys{$n,'sfiles'} = int($7); $filesys{$n,'hfiles'} = int($8); $n++; } } close(QUOTA); return $n; } # group_filesystems(group) # Fills the array %filesys with details of all filesystem some group has # quotas on sub group_filesystems { local($n, $_, %mtab); open(QUOTA, "$config{'group_quota_command'} ".quotemeta($_[0])." |"); $n=0; while(<QUOTA>) { chop; if (/^(Disk|\s+Filesystem)/) { next; } if (/^\s*(\S+)\s+(\S+)\s+(\S+)\s+(\S+).(.{9})\s+(\S+)\s+(\S+)\s+(\S+)/) { $filesys{$n,'filesys'} = $1; $filesys{$n,'ublocks'} = int($2); $filesys{$n,'sblocks'} = int($3); $filesys{$n,'hblocks'} = int($4); $filesys{$n,'ufiles'} = int($6); $filesys{$n,'sfiles'} = int($7); $filesys{$n,'hfiles'} = int($8); $n++; } } close(QUOTA); return $n; } # filesystem_users(filesystem) # Fills the array %user with information about all users with quotas # on this filesystem. This may not be all users on the system.. sub filesystem_users { local($rep, @rep, $n, $what); $rep = &backquote_command("$config{'user_repquota_command'} ". quotemeta($_[0])." 2>&1"); if ($?) { return -1; } @rep = split(/\n/, $rep); @rep = grep { !/^root\s/ } @rep[3..$#rep]; for($n=0; $n<@rep; $n++) { if ($rep[$n] =~ /(\S+)\s*[\-\+]{2}\s+(\d+)\s+(\d+)\s+(\d+)\s.{0,15}\s(\d+)\s+(\d+)\s+(\d+)/ || $rep[$n] =~ /(\S+)\s+..(.{8})(.{8})(.{8}).{7}(.{8})(.{8})(.{8})/) { $user{$n,'user'} = $1; $user{$n,'ublocks'} = int($2); $user{$n,'sblocks'} = int($3); $user{$n,'hblocks'} = int($4); $user{$n,'ufiles'} = int($5); $user{$n,'sfiles'} = int($6); $user{$n,'hfiles'} = int($7); } } return $n; } # filesystem_groups(filesystem) # Fills the array %group with information about all groups with quotas # on this filesystem. This may not be all groups on the system.. sub filesystem_groups { local($rep, @rep, $n, $what); $rep = &backquote_command("$config{'group_repquota_command'} ". quotemeta($_[0])." 2>&1"); if ($?) { return -1; } @rep = split(/\n/, $rep); @rep = @rep[3..$#rep]; for($n=0; $n<@rep; $n++) { if ($rep[$n] =~ /(\S+)\s*[\-\+]{2}\s+(\d+)\s+(\d+)\s+(\d+)\s.{0,15}\s(\d+)\s+(\d+)\s+(\d+)/ || $rep[$n] =~ /(\S+)\s+..(.{8})(.{8})(.{8}).{7}(.{8})(.{8})(.{8})/) { $group{$n,'group'} = $1; $group{$n,'ublocks'} = int($2); $group{$n,'sblocks'} = int($3); $group{$n,'hblocks'} = int($4); $group{$n,'ufiles'} = int($5); $group{$n,'sfiles'} = int($6); $group{$n,'hfiles'} = int($7); } } return $n; } # edit_quota_file(data, filesys, sblocks, hblocks, sfiles, hfiles) sub edit_quota_file { local($rv, $line, %mtab, @m); @line = split(/\n/, $_[0]); for($i=0; $i<@line; $i++) { if ($line[$i] =~ /^(\S+): (.*) in use: (\d+), limits \(soft = (\d+), hard = (\d+)\)$/ && $1 eq $_[1]) { # found lines to change $rv .= "$1: $2 in use: $3, limits (soft = $_[2], hard = $_[3])\n"; $line[++$i] =~ /^\s*inodes in use: (\d+), limits \(soft = (\d+), hard = (\d+)\)$/; $rv .= "\tinodes in use: $1, limits (soft = $_[4], hard = $_[5])\n"; } else { $rv .= "$line[$i]\n"; } } return $rv; } # quotacheck(filesystem, mode) # Runs quotacheck on some filesystem sub quotacheck { $out = &backquote_logged("$config{'quotacheck_command'} ".quotemeta($_[0]). " 2>&1"); if ($?) { return $out; } return undef; } # copy_user_quota(user, [user]+) # Copy the quotas for some user to many others sub copy_user_quota { for($i=1; $i<@_; $i++) { $out = &backquote_logged("$config{'user_copy_command'} ". quotemeta($_[0])." ".quotemeta($_[$i])." 2>&1"); if ($?) { return $out; } } return undef; } # copy_group_quota(group, [group]+) # Copy the quotas for some group to many others sub copy_group_quota { for($i=1; $i<@_; $i++) { $out = &backquote_logged("$config{'group_copy_command'} ". quotemeta($_[0])." ".quotemeta($_[$i])." 2>&1"); if ($?) { return $out; } } return undef; } # default_grace() # Returns 0 if grace time can be 0, 1 if zero grace means default sub default_grace { return 0; } # get_user_grace(filesystem) # Returns an array containing btime, bunits, ftime, funits # The units can be 0=sec, 1=min, 2=hour, 3=day sub get_user_grace { local(@rv, %mtab, @m); $ENV{'EDITOR'} = $ENV{'VISUAL'} = "cat"; open(GRACE, "$config{'user_grace_command'} ".quotemeta($_[0])." |"); while(<GRACE>) { if (/^(\S+): block grace period: (\d+) (\S+), file grace period: (\d+) (\S+)/ && $1 eq $_[0]) { @rv = ($2, $name_to_unit{$3}, $4, $name_to_unit{$5}); } } close(GRACE); return @rv; } # get_group_grace(filesystem) # Returns an array containing btime, bunits, ftime, funits # The units can be 0=sec, 1=min, 2=hour, 3=day sub get_group_grace { local(@rv, %mtab, @m); $ENV{'EDITOR'} = $ENV{'VISUAL'} = "cat"; open(GRACE, "$config{'group_grace_command'} ".quotemeta($_[0])." |"); while(<GRACE>) { if (/^(\S+): block grace period: (\d+) (\S+), file grace period: (\d+) (\S+)/ && $1 eq $_[0]) { @rv = ($2, $name_to_unit{$3}, $4, $name_to_unit{$5}); } } close(GRACE); return @rv; } # edit_grace_file(data, filesystem, btime, bunits, ftime, funits) sub edit_grace_file { local($rv, $line, @m, %mtab); foreach $line (split(/\n/, $_[0])) { if ($line =~ /^(\S+): block grace period: (\d+) (\S+), file grace period: (\d+) (\S+)/ && $1 eq $_[1]) { # replace this line $line = "$1: block grace period: $_[2] $unit_to_name{$_[3]}, file grace period: $_[4] $unit_to_name{$_[5]}"; } $rv .= "$line\n"; } return $rv; } # grace_units() # Returns an array of possible units for grace periods sub grace_units { return ($text{'grace_seconds'}, $text{'grace_minutes'}, $text{'grace_hours'}, $text{'grace_days'}); } # Always returns 1024 on MacOS sub fs_block_size { return 1024; } %name_to_unit = ( "second", 0, "seconds", 0, "minute", 1, "minutes", 1, "hour", 2, "hours", 2, "day", 3, "days", 3, ); foreach $k (keys %name_to_unit) { $unit_to_name{$name_to_unit{$k}} = $k; } 1;
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