From: Lorenz Stechauner <l.stechauner@proxmox.com>
To: pve-devel@lists.proxmox.com
Subject: [pve-devel] [PATCH v2 storage] storage/plugin: factoring out regex for backup extension re
Date: Mon, 2 Aug 2021 12:52:36 +0200 [thread overview]
Message-ID: <20210802105236.698205-1-l.stechauner@proxmox.com> (raw)
Signed-off-by: Lorenz Stechauner <l.stechauner@proxmox.com>
---
changes to v1:
* factored $compressor_extension_re out of $backup_extension_re
should now be less confusing
PVE/Storage.pm | 14 +++++++++-----
PVE/Storage/Plugin.pm | 4 ++--
2 files changed, 11 insertions(+), 7 deletions(-)
diff --git a/PVE/Storage.pm b/PVE/Storage.pm
index c04b5a2..942246f 100755
--- a/PVE/Storage.pm
+++ b/PVE/Storage.pm
@@ -105,6 +105,10 @@ our $iso_extension_re = qr/\.(?:iso|img)/i;
our $vztmpl_extension_re = qr/\.tar\.([gx]z)/i;
+our $compressor_extension_re = qr/\.(${\PVE::Storage::Plugin::COMPRESSOR_RE})/i;
+
+our $backup_extension_re = qr/\.(tgz|(?:tar|vma)$compressor_extension_re?)/i;
+
# PVE::Storage utility functions
sub config {
@@ -583,7 +587,7 @@ sub path_to_volume_id {
} elsif ($path =~ m!^$privatedir/(\d+)$!) {
my $vmid = $1;
return ('rootdir', "$sid:rootdir/$vmid");
- } elsif ($path =~ m!^$backupdir/([^/]+\.(?:tgz|(?:(?:tar|vma)(?:\.(?:${\PVE::Storage::Plugin::COMPRESSOR_RE}))?)))$!) {
+ } elsif ($path =~ m!^$backupdir/([^/]+$backup_extension_re)$!) {
my $name = $1;
return ('backup', "$sid:backup/$name");
} elsif ($path =~ m!^$snippetsdir/([^/]+)$!) {
@@ -1468,15 +1472,15 @@ sub archive_info {
my $info;
my $volid = basename($archive);
- if ($volid =~ /^(vzdump-(lxc|openvz|qemu)-.+\.(tgz$|tar|vma)(?:\.(${\PVE::Storage::Plugin::COMPRESSOR_RE}))?)$/) {
+ if ($volid =~ /^(vzdump-(lxc|openvz|qemu)-.+$backup_extension_re)$/) {
my $filename = "$1"; # untaint
- my ($type, $format, $comp) = ($2, $3, $4);
- my $format_re = defined($comp) ? "$format.$comp" : "$format";
+ my ($type, $extension, $comp) = ($2, $3, $4);
+ (my $format = $extension) =~ s/\..*//;
$info = decompressor_info($format, $comp);
$info->{filename} = $filename;
$info->{type} = $type;
- if ($volid =~ /^(vzdump-${type}-([1-9][0-9]{2,8})-(\d{4})_(\d{2})_(\d{2})-(\d{2})_(\d{2})_(\d{2}))\.${format_re}$/) {
+ if ($volid =~ /^(vzdump-${type}-([1-9][0-9]{2,8})-(\d{4})_(\d{2})_(\d{2})-(\d{2})_(\d{2})_(\d{2}))\.${extension}$/) {
$info->{logfilename} = "$1.log";
$info->{vmid} = int($2);
$info->{ctime} = timelocal($8, $7, $6, $5, $4 - 1, $3);
diff --git a/PVE/Storage/Plugin.pm b/PVE/Storage/Plugin.pm
index b1865cb..9e7eb7d 100644
--- a/PVE/Storage/Plugin.pm
+++ b/PVE/Storage/Plugin.pm
@@ -522,7 +522,7 @@ sub parse_volname {
return ('vztmpl', $1);
} elsif ($volname =~ m!^rootdir/(\d+)$!) {
return ('rootdir', $1, $1);
- } elsif ($volname =~ m!^backup/([^/]+(?:\.(?:tgz|(?:(?:tar|vma)(?:\.(?:${\COMPRESSOR_RE}))?))))$!) {
+ } elsif ($volname =~ m!^backup/([^/]+$PVE::Storage::backup_extension_re)$!) {
my $fn = $1;
if ($fn =~ m/^vzdump-(openvz|lxc|qemu)-(\d+)-.+/) {
return ('backup', $fn, $2);
@@ -1055,7 +1055,7 @@ my $get_subdir_files = sub {
$info = { volid => "$sid:vztmpl/$1", format => "t$2" };
} elsif ($tt eq 'backup') {
- next if $fn !~ m!/([^/]+\.(tgz|(?:(?:tar|vma)(?:\.(${\COMPRESSOR_RE}))?)))$!;
+ next if $fn !~ m!/([^/]+$PVE::Storage::backup_extension_re)$!;
my $original = $fn;
my $format = $2;
$fn = $1;
--
2.30.2
next reply other threads:[~2021-08-02 10:52 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-02 10:52 Lorenz Stechauner [this message]
2021-08-03 7:15 ` [pve-devel] [PATCH v2 storage] storage/plugin: factoring out regex for backup extension rey Wolfgang Bumiller
2021-08-04 7:56 ` Lorenz Stechauner
2021-08-04 8:21 ` Wolfgang Bumiller
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