summaryrefslogtreecommitdiffstats
path: root/perl-install/fs/type.pm
diff options
context:
space:
mode:
Diffstat (limited to 'perl-install/fs/type.pm')
-rw-r--r--perl-install/fs/type.pm169
1 files changed, 109 insertions, 60 deletions
diff --git a/perl-install/fs/type.pm b/perl-install/fs/type.pm
index 42a11f9c6..141d5b5e2 100644
--- a/perl-install/fs/type.pm
+++ b/perl-install/fs/type.pm
@@ -1,4 +1,4 @@
-package fs::type; # $Id$
+package fs::type;
use diagnostics;
use strict;
@@ -6,10 +6,19 @@ use strict;
use common;
use devices;
+=head1 SYNOPSYS
+
+B<fs::type> enables to perform various tests on filesystem types.
+
+=head1 Functions
+
+=over
+
+=cut
our @ISA = qw(Exporter);
our @EXPORT = qw(
- isEmpty isExtended isTrueLocalFS isTrueFS isDos isSwap isOtherAvailableFS isRawLVM isRawRAID isRAID isLVM isMountableRW isNonMountable isPartOfLVM isPartOfRAID isPartOfLoopback isLoopback isMounted isBusy isSpecial isApple isAppleBootstrap isWholedisk isFat_or_NTFS isRecovery
+ isBlockCheckable isEmpty isExtended isFormatable isTrueLocalFS isTrueFS isDos isSwap isOtherAvailableFS isRawLVM isRawRAID isRawLUKS isRAID isLVM isLUKS isMountableRW isNonMountable isPartOfLVM isPartOfRAID isPartOfLoopback isLoopback isMounted isBusy isSpecial isApple isAppleBootstrap isBIOS_GRUB isESP isFat_or_NTFS isnormal_Fat_or_NTFS isRecovery
maybeFormatted set_isFormatted defaultFS
);
@@ -23,22 +32,19 @@ my (%type_name2pt_type, %type_name2fs_type, %fs_type2pt_type, %pt_type2fs_type,
0x83 => 'ext2', 'Linux native',
0x83 => 'ext3', 'Journalised FS: ext3',
0x83 => 'ext4', 'Journalised FS: ext4',
- 0x83 => 'reiserfs', 'Journalised FS: ReiserFS',
-if_(arch() =~ /ppc|i.86|ia64|x86_64/,
- 0x83 => 'xfs', 'Journalised FS: XFS',
+ 0x83 => 'btrfs', 'Journalised FS: Btrfs',
+(is_uefi() ?
+ (0xef => 'vfat', 'EFI System Partition') :
+ ('BIOS_GRUB' => 'BIOS_GRUB', 'BIOS boot or Empty partition')
),
-if_(arch() =~ /ppc|i.86|x86_64/,
+if_(arch() =~ /i.86|x86_64/,
+ 0x83 => 'xfs', 'Journalised FS: XFS',
0x83 => 'jfs', 'Journalised FS: JFS',
-),
-if_(arch() =~ /i.86|ia64|x86_64/,
0x0b => 'vfat', 'FAT32',
0x07 => 'ntfs-3g', 'NTFS-3G',
0x07 => 'ntfs', 'NTFS',
-),
-if_(arch() =~ /ppc/,
- 0x401 => '', 'Apple Bootstrap',
- 0x402 => 'hfs', 'Apple HFS Partition',
- 0x41 => '', 'PPC PReP Boot',
+ 0x07 => 'ntfs3', 'NTFS3',
+ 0x07 => 'exfat', 'exFAT',
),
],
@@ -56,20 +62,7 @@ if_(arch() =~ /ppc/,
],
other => [
- if_(arch() =~ /^ia64/,
- 0x100 => '', 'Various',
-), if_(arch() =~ /^ppc/,
- 0x401 => 'apple', 'Apple Partition',
-), if_(arch() =~ /^sparc/,
- 0x01 => 'ufs', 'SunOS boot',
- 0x02 => 'ufs', 'SunOS root',
- 0x03 => '', 'SunOS swap',
- 0x04 => 'ufs', 'SunOS usr',
- 0x05 => '', 'Whole disk',
- 0x06 => 'ufs', 'SunOS stand',
- 0x07 => 'ufs', 'SunOS var',
- 0x08 => 'ufs', 'SunOS home',
-), if_(arch() =~ /^i.86|x86_64/,
+ if_(arch() =~ /^i.86|x86_64/,
0x01 => 'vfat', 'FAT12',
0x02 => '', 'XENIX root',
0x03 => '', 'XENIX usr',
@@ -96,9 +89,7 @@ if_(arch() =~ /ppc/,
0x39 => '', 'Plan 9',
0x3c => '', 'PartitionMagic recovery',
0x40 => '', 'Venix 80286',
-if_(arch() !~ /ppc/,
0x41 => '', 'PPC PReP Boot',
-),
0x42 => '', 'SFS',
0x4d => '', 'QNX4.x',
0x4e => '', 'QNX4.x 2nd part',
@@ -119,9 +110,9 @@ if_(arch() !~ /ppc/,
0x75 => '', 'PC/IX',
0x80 => '', 'Old Minix',
0x81 => '', 'Minix / old Linux',
- if_(!$::isInstall,
- 0x83 => 'reiser4', 'Journalised FS: Reiser4',
- ),
+ 0x83 => 'f2fs', 'Journalised FS: F2FS',
+ 0x83 => 'reiserfs', 'Journalised FS: ReiserFS',
+ 0x83 => 'nilfs2', 'Journalised FS: NILFS2',
0x84 => '', 'OS/2 hidden C: drive',
0x86 => '', 'NTFS volume set (0x86)',
0x87 => '', 'NTFS volume set (0x87)',
@@ -153,7 +144,6 @@ if_(arch() !~ /ppc/,
0xe4 => '', 'SpeedStor (FAT-16)',
0xeb => 'befs', 'BeOS fs',
0xee => '', 'EFI GPT',
- 0xef => 'vfat', 'EFI (FAT-12/16/32)',
0xf0 => '', 'Linux/PA-RISC boot',
0xf4 => '', 'SpeedStor (large part.)',
0xf2 => '', 'DOS secondary',
@@ -183,12 +173,12 @@ if_(arch() !~ /ppc/,
sub type_names {
my ($expert, $o_hd) = @_;
my @l = @{$type_names{important}};
- push @l, @{$type_names{non_fs_type}};
+ push @l, grep { $_ ne 'Encrypted' } @{$type_names{non_fs_type}};
push @l, sort @{$type_names{other}} if $expert;
- if ($o_hd && !$o_hd->use_pt_type) {
- warn "$_ => $type_name2fs_type{$_}\n" foreach @l;
+ # not show partition types which have no associated filesystem for LVM LV:
+ if ($o_hd && isLVM($o_hd)) {
@l = grep { $type_name2fs_type{$_} } @l;
- @l = uniq_ { $type_name2fs_type{$_[0]} } @l;
+ @l = uniq_ { $type_name2fs_type{$_} } @l;
(@l, @{$type_names{non_fs_type}});
} else {
@l;
@@ -273,9 +263,10 @@ sub fs_type_from_magic {
sub call_blkid {
my ($part) = @_;
+ # IMPORTANT: Always use the -p argument with blkid. See r7324 commit msg
my %h = map {
if_(/(.*?)=(.*)/, $1 => $2);
- } run_program::get_stdout('blkid', '2>', '/dev/null', '-o', 'udev', '-p', devices::make($part->{device}));
+ } run_program::get_stdout_raw({ timeout => 30 }, 'blkid', '2>', '/dev/null', '-o', 'udev', '-p', devices::make($part->{device}));
\%h;
}
@@ -301,6 +292,7 @@ sub type_subpart_from_magic {
}
if ($p) {
+ $p->{fs_type} = '' if $part->{pt_type} eq 'BIOS_GRUB' && $p->{fs_type} ne 'iso9660';
$part->{fs_type_from_magic} = $p->{fs_type};
$p->{device_LABEL} = $ids->{ID_FS_LABEL} if $ids->{ID_FS_LABEL};
$p->{device_UUID} = $ids->{ID_FS_UUID} if $ids->{ID_FS_UUID};
@@ -309,40 +301,78 @@ sub type_subpart_from_magic {
$p;
}
-sub defaultFS { 'ext4' }
+# helpers
+sub defaultFS() { 'ext4' }
+sub true_local_fs_types() { qw(btrfs ext3 ext2 ext4 f2fs reiserfs xfs jfs) }
-sub true_local_fs_types() { qw(ext3 ext2 ext4 reiserfs reiser4 xfs jfs) }
-
-sub isEmpty { !$_[0]{fs_type} && $_[0]{pt_type} == 0 }
-sub isEfi { arch() =~ /ia64/ && $_[0]{pt_type} == 0xef }
-sub isWholedisk { arch() =~ /^sparc/ && $_[0]{pt_type} == 5 }
-sub isExtended { arch() !~ /^sparc/ && ($_[0]{pt_type} == 5 || $_[0]{pt_type} == 0xf || $_[0]{pt_type} == 0x85) }
+sub isEmpty { !$_[0]{fs_type} && !$_[0]{pt_type} }
+sub isBIOS_GRUB { $_[0]{pt_type} eq 'BIOS_GRUB' }
+sub isESP { $_[0]{pt_type} == 0xef && member($_[0]{fs_type}, qw(fat32 vfat)) }
+sub isExtended { $_[0]{pt_type} == 5 || $_[0]{pt_type} == 0xf || $_[0]{pt_type} == 0x85 }
+sub isBlockCheckable { !member($_[0]{fs_type}, qw(btrfs hfs ntfs ntfs-3g reiserfs xfs)) }
sub isRawLVM { $_[0]{pt_type} == 0x8e || $_[0]{type_name} eq 'Linux Logical Volume Manager' }
sub isRawRAID { $_[0]{pt_type} == 0xfd || $_[0]{type_name} eq 'Linux RAID' }
sub isRawLUKS { $_[0]{type_name} eq 'Encrypted' }
sub isSwap { $_[0]{fs_type} eq 'swap' }
-sub isDos { arch() !~ /^sparc/ && ${{ 1 => 1, 4 => 1, 6 => 1 }}{$_[0]{pt_type}} }
-sub isFat_or_NTFS { member($_[0]{fs_type}, 'vfat', 'ntfs', 'ntfs-3g') }
+sub isDos { ${{ 1 => 1, 4 => 1, 6 => 1 }}{$_[0]{pt_type}} }
+sub isFat_or_NTFS { member($_[0]{fs_type}, qw(vfat ntfs ntfs3 ntfs-3g)) }
+sub isnormal_Fat_or_NTFS { grep { isFat_or_NTFS($_) && !isESP($_) && !isRecovery($_) } @_ }
sub isApple { $_[0]{pt_type} == 0x401 && defined $_[0]{isDriver} }
sub isAppleBootstrap { $_[0]{pt_type} == 0x401 && defined $_[0]{isBoot} }
sub isRecovery {
isFat_or_NTFS($_[0]) && ($_[0]{type_name} =~ /^Hidden/ ||
+ $_[0]{pt_type} == 0x12 || # "Compaq diagnostics"
member($_[0]{device_LABEL} ,
- # Extracted from /usr/share/hal/fdi/policy/10osvendor/20-storage-methods.fdi
- # Hopefuly we'll ask to hal/udev someday
- 'RECOVERY', 'PQSERVICE', 'HP_RECOVERY', 'Recovery Partition', 'DellUtility', 'DellRestore', 'IBM_SERVICE', 'SERVICEV001', 'SERVICEV002')
- )
+ # Extracted from /usr/lib/udev/rules.d/80-udisks2.rules
+ # Hopefuly we'll ask to udev/udisk2 someday
+ # generated by grep Recovery /usr/lib/udev/rules.d/80-udisks2.rules :
+ qw(Recovery RECOVERY Lenovo_Recovery HP_RECOVERY Recovery_Partition DellUtility DellRestore IBM_SERVICE SERVICEV001 SERVICEV002 SYSTEM_RESERVED System_Reserved WINRE_DRV DIAGS IntelRST),
+ # gathered over the years (Hald, mga#1371, mga#15999):
+ qw(PQSERVICE Packard_Bell Push_Button_Reset SYSTEM_DRV))
+ );
}
-sub isTrueFS { isTrueLocalFS($_[0]) || member($_[0]{fs_type}, qw(nfs)) }
+=item isTrueLocalFS($part)
+
+Like isTrueFS(), to make a distinction between ext3/reiserfs/... and NFS
+ => allow /home on NFS
+
+=cut
+
+sub isTrueFS { isTrueLocalFS($_[0]) || $_[0]{fs_type} eq 'nfs' }
+
+=item isTrueFS($part)
+
+Is is a general purpose file system with the right Unix properties
+
+=cut
+
sub isTrueLocalFS { member($_[0]{fs_type}, true_local_fs_types()) }
-sub isOtherAvailableFS { isEfi($_[0]) || isFat_or_NTFS($_[0]) || member($_[0]{fs_type}, 'ufs', 'hfs', 'iso9660') } #- other OS that linux can access its filesystem
+=item isOtherAvailableFS($part)
+
+Is it another OS that linux can access its filesystem
+
+=cut
+
+sub isOtherAvailableFS { isESP($_[0]) || isFat_or_NTFS($_[0]) || member($_[0]{fs_type}, 'ufs', 'hfs', 'iso9660', 'nilfs2', 'exfat') }
sub isMountableRW { (isTrueFS($_[0]) || isOtherAvailableFS($_[0])) && $_[0]{fs_type} ne 'ntfs' }
sub cannotBeMountable {
my ($part) = @_;
- isRawRAID($part) || isRawLUKS($part) || isRawLVM($part);
+ isRawRAID($part) || isRawLUKS($part) || isRawLVM($part) || isBIOS_GRUB($part);
+}
+
+=item isFormatable($part)
+
+Is not a special sg that cannot be mounted/formatted (parts of RAID/LVM, BIOS_GRUB). Basically the reverse of cannotBeMountable().
+
+=cut
+
+sub isFormatable {
+ my ($part) = @_;
+ !cannotBeMountable($part);
}
+
sub isNonMountable {
my ($part) = @_;
cannotBeMountable($part) || $part->{fs_type} eq 'ntfs' && !$part->{isFormatted} && $part->{notFormatted};
@@ -351,15 +381,21 @@ sub isNonMountable {
sub isPartOfLVM { defined $_[0]{lvm} }
sub isPartOfRAID { defined $_[0]{raid} }
sub isPartOfLoopback { defined $_[0]{loopback} }
-sub isRAID { $_[0]{device} =~ /^md/ && $_[0]{level} }
+sub isRAID { $_[0]{device} =~ /^md/ && defined $_[0]{level} }
sub isUBD { $_[0]{device} =~ /^ubd/ } #- should be always true during an $::uml_install
sub isLVM { $_[0]{VG_name} || $_[0]{lv_name} }
+sub isLUKS { defined $_[0]{dmcrypt_name} }
sub isLoopback { defined $_[0]{loopback_file} }
sub isMounted { $_[0]{isMounted} }
sub isBusy { isMounted($_[0]) || isPartOfRAID($_[0]) || isPartOfLVM($_[0]) || $_[0]{dm_active} || isPartOfLoopback($_[0]) }
sub isSpecial { isRAID($_[0]) || isLVM($_[0]) || isLoopback($_[0]) || isUBD($_[0]) }
-#- not for partitions, but for hds:
+=item is_dmraid($hd)
+
+Check that a disk (not a partition) is in a fake/soft RAID
+
+=cut
+
sub is_dmraid { $_[0]{bus} =~ /^dmraid_/ }
sub can_be_this_fs_type {
@@ -384,24 +420,37 @@ sub set_isFormatted {
delete $part->{fs_type_from_magic};
}
-#- do this before modifying $part->{fs_type}
+=item check($fs_type, $_hd, $part)
+
+Called before before modifying $part->{fs_type}
+
+=cut
+
sub check {
my ($fs_type, $_hd, $part) = @_;
- $fs_type eq "jfs" && $part->{size} < MB(16) and die N("You can not use JFS for partitions smaller than 16MB");
- $fs_type eq "reiserfs" && $part->{size} < MB(32) and die N("You can not use ReiserFS for partitions smaller than 32MB");
+ $fs_type eq "jfs" && $part->{size} < MB(16) and die N("You cannot use JFS for partitions smaller than 16MB");
+ $fs_type eq "reiserfs" && $part->{size} < MB(32) and die N("You cannot use ReiserFS for partitions smaller than 32MB");
+ $fs_type eq "btrfs" && $part->{size} < MB(256) and die N("You cannot use btrfs for partitions smaller than 256MB");
}
sub guessed_by_mount() {
grep { $_ && !/nodev/ } chomp_(cat_('/etc/filesystems'));
}
-sub directories_needed_to_boot() {
+sub directories_needed_to_boot_not_ESP() {
qw(/ /usr /var /boot /tmp);
}
+sub directories_needed_to_boot() {
+ directories_needed_to_boot_not_ESP(), '/boot/EFI';
+}
sub carry_root_loopback {
my ($part) = @_;
any { $_->{mntpoint} eq '/' } @{$part->{loopback} || []};
}
+=back
+
+=cut
+
1;
generated by cgit v1.2.1 (git 2.21.0) at 2025-10-23 14:49:47 +0000