From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from firstgate.proxmox.com (firstgate.proxmox.com [IPv6:2a01:7e0:0:424::9]) by lore.proxmox.com (Postfix) with ESMTPS id C98C81FF163 for ; Thu, 19 Dec 2024 11:44:27 +0100 (CET) Received: from firstgate.proxmox.com (localhost [127.0.0.1]) by firstgate.proxmox.com (Proxmox) with ESMTP id 554091796; Thu, 19 Dec 2024 11:43:54 +0100 (CET) From: Fiona Ebner To: pve-devel@lists.proxmox.com Date: Thu, 19 Dec 2024 11:43:10 +0100 Message-Id: <20241219104316.35329-8-f.ebner@proxmox.com> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20241219104316.35329-1-f.ebner@proxmox.com> References: <20241219104316.35329-1-f.ebner@proxmox.com> MIME-Version: 1.0 X-SPAM-LEVEL: Spam detection results: 0 AWL -0.052 Adjusted score from AWL reputation of From: address BAYES_00 -1.9 Bayes spam probability is 0 to 1% DMARC_MISSING 0.1 Missing DMARC policy KAM_DMARC_STATUS 0.01 Test Rule for DKIM or SPF Failure with Strict Alignment SPF_HELO_NONE 0.001 SPF: HELO does not publish an SPF Record SPF_PASS -0.001 SPF: sender matches SPF record Subject: [pve-devel] [PATCH storage v3 07/13] iscsi plugin: support volume export X-BeenThere: pve-devel@lists.proxmox.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: Proxmox VE development discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Proxmox VE development discussion Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: pve-devel-bounces@lists.proxmox.com Sender: "pve-devel" Signed-off-by: Fiona Ebner --- src/PVE/Storage/ISCSIPlugin.pm | 48 ++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) diff --git a/src/PVE/Storage/ISCSIPlugin.pm b/src/PVE/Storage/ISCSIPlugin.pm index 6de7610..eb70453 100644 --- a/src/PVE/Storage/ISCSIPlugin.pm +++ b/src/PVE/Storage/ISCSIPlugin.pm @@ -596,5 +596,53 @@ sub volume_has_feature { return undef; } +sub volume_export_formats { + my ($class, $scfg, $storeid, $volname, $snapshot, $base_snapshot, $with_snapshots) = @_; + + return () if defined($snapshot); # not supported + return () if defined($base_snapshot); # not supported + return () if $with_snapshots; # not supported + return ('raw+size'); +} + +sub volume_export { + my ( + $class, + $scfg, + $storeid, + $fh, + $volname, + $format, + $snapshot, + $base_snapshot, + $with_snapshots, + ) = @_; + + die "volume export format $format not available for $class\n" if $format ne 'raw+size'; + die "cannot export volumes together with their snapshots in $class\n" if $with_snapshots; + die "cannot export an incremental stream in $class\n" if defined($base_snapshot); + die "cannot export a snapshot in $class\n" if defined($snapshot); + + my $file = $class->filesystem_path($scfg, $volname, $snapshot); + my $size; + run_command(['/sbin/blockdev', '--getsize64', $file], outfunc => sub { + my ($line) = @_; + die "unexpected output from /sbin/blockdev: $line\n" if $line !~ /^(\d+)$/; + $size = int($1); + }); + PVE::Storage::Plugin::write_common_header($fh, $size); + run_command(['dd', "if=$file", "bs=64k", "status=progress"], output => '>&'.fileno($fh)); + return; +} + +sub volume_import_formats { + my ($class, $scfg, $storeid, $volname, $snapshot, $base_snapshot, $with_snapshots) = @_; + + return (); +} + +sub volume_import { + die "volume import is not possible on iscsi storage\n"; +} 1; -- 2.39.5 _______________________________________________ pve-devel mailing list pve-devel@lists.proxmox.com https://lists.proxmox.com/cgi-bin/mailman/listinfo/pve-devel