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 67AD11FF17C for ; Wed, 9 Jul 2025 18:21:51 +0200 (CEST) Received: from firstgate.proxmox.com (localhost [127.0.0.1]) by firstgate.proxmox.com (Proxmox) with ESMTP id E954F10D17; Wed, 9 Jul 2025 18:22:18 +0200 (CEST) To: pve-devel@lists.proxmox.com Date: Wed, 9 Jul 2025 18:21:50 +0200 In-Reply-To: <20250709162202.2952597-1-alexandre.derumier@groupe-cyllene.com> References: <20250709162202.2952597-1-alexandre.derumier@groupe-cyllene.com> MIME-Version: 1.0 Message-ID: List-Id: Proxmox VE development discussion List-Post: From: Alexandre Derumier via pve-devel Precedence: list Cc: Alexandre Derumier X-Mailman-Version: 2.1.29 X-BeenThere: pve-devel@lists.proxmox.com List-Subscribe: , List-Unsubscribe: , List-Archive: Reply-To: Proxmox VE development discussion List-Help: Subject: [pve-devel] [PATCH pve-storage 03/13] plugin: add qemu_img_info Content-Type: multipart/mixed; boundary="===============4629366153759694350==" Errors-To: pve-devel-bounces@lists.proxmox.com Sender: "pve-devel" --===============4629366153759694350== Content-Type: message/rfc822 Content-Disposition: inline Return-Path: X-Original-To: pve-devel@lists.proxmox.com Delivered-To: pve-devel@lists.proxmox.com Received: from firstgate.proxmox.com (firstgate.proxmox.com [212.224.123.68]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by lists.proxmox.com (Postfix) with ESMTPS id 82EEFD7A65 for ; Wed, 9 Jul 2025 18:22:15 +0200 (CEST) Received: from firstgate.proxmox.com (localhost [127.0.0.1]) by firstgate.proxmox.com (Proxmox) with ESMTP id 0C72810A91 for ; Wed, 9 Jul 2025 18:22:15 +0200 (CEST) Received: from bastiontest.odiso.net (unknown [185.151.190.228]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by firstgate.proxmox.com (Proxmox) with ESMTPS for ; Wed, 9 Jul 2025 18:22:13 +0200 (CEST) Received: from formationkvm1.odiso.net (unknown [10.11.201.57]) by bastiontest.odiso.net (Postfix) with ESMTP id DCA9A862E45; Wed, 9 Jul 2025 18:22:04 +0200 (CEST) Received: by formationkvm1.odiso.net (Postfix, from userid 0) id D954910CBC9B; Wed, 9 Jul 2025 18:22:04 +0200 (CEST) From: Alexandre Derumier To: pve-devel@lists.proxmox.com Subject: [PATCH pve-storage 03/13] plugin: add qemu_img_info Date: Wed, 9 Jul 2025 18:21:50 +0200 Message-Id: <20250709162202.2952597-6-alexandre.derumier@groupe-cyllene.com> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250709162202.2952597-1-alexandre.derumier@groupe-cyllene.com> References: <20250709162202.2952597-1-alexandre.derumier@groupe-cyllene.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SPAM-LEVEL: Spam detection results: 0 AWL 0.013 Adjusted score from AWL reputation of From: address BAYES_00 -1.9 Bayes spam probability is 0 to 1% DMARC_NONE 0.1 DMARC none policy HEADER_FROM_DIFFERENT_DOMAINS 0.039 From and EnvelopeFrom 2nd level mail domains are different KAM_DMARC_NONE 0.25 DKIM has Failed or SPF has failed on the message and the domain has no DMARC policy KAM_DMARC_STATUS 0.01 Test Rule for DKIM or SPF Failure with Strict Alignment KAM_LAZY_DOMAIN_SECURITY 1 Sending domain does not have any anti-forgery methods RDNS_NONE 0.793 Delivered to internal network by a host with no rDNS SPF_HELO_NONE 0.001 SPF: HELO does not publish an SPF Record SPF_NONE 0.001 SPF: sender does not publish an SPF Record Signed-off-by: Alexandre Derumier --- src/PVE/Storage/Common.pm | 33 ++++++++++++++++++++++++++++++++ src/PVE/Storage/Plugin.pm | 40 +++++++++++++++++++-------------------- 2 files changed, 53 insertions(+), 20 deletions(-) diff --git a/src/PVE/Storage/Common.pm b/src/PVE/Storage/Common.pm index 89a70f4..aa89e68 100644 --- a/src/PVE/Storage/Common.pm +++ b/src/PVE/Storage/Common.pm @@ -5,6 +5,7 @@ use warnings; use PVE::JSONSchema; use PVE::Syscall; +use PVE::Tools qw(run_command); use constant { FALLOC_FL_KEEP_SIZE => 0x01, # see linux/falloc.h @@ -110,4 +111,36 @@ sub deallocate : prototype($$$) { } } +=pod + +=head3 run_qemu_img_json + + run_qemu_img_json($cmd, $timeout) + +Execute qemu_img command C<$cmd> with a timeout C<$timeout>. +Parse the output result and return a json. + +=cut + +sub run_qemu_img_json { + my ($cmd, $timeout) = @_; + my $json = ''; + my $err_output = ''; + eval { + run_command( + $cmd, + timeout => $timeout, + outfunc => sub { $json .= shift }, + errfunc => sub { $err_output .= shift . "\n" }, + ); + }; + warn $@ if $@; + if ($err_output) { + # if qemu did not output anything to stdout we die with stderr as an error + die $err_output if !$json; + # otherwise we warn about it and try to parse the json + warn $err_output; + } + return $json; +} 1; diff --git a/src/PVE/Storage/Plugin.pm b/src/PVE/Storage/Plugin.pm index c4b4cd3..9c79439 100644 --- a/src/PVE/Storage/Plugin.pm +++ b/src/PVE/Storage/Plugin.pm @@ -691,6 +691,25 @@ sub qemu_img_create_qcow2_backed { run_command($cmd, errmsg => "unable to create image"); } +=pod + +=head3 qemu_img_info + + qemu_img_info($filename, $file_format, $timeout) + +Returns a json with qemu image C<$filename> informations with format <$file_format>. + +=cut + +sub qemu_img_info { + my ($filename, $file_format, $timeout) = @_; + + my $cmd = ['/usr/bin/qemu-img', 'info', '--output=json', $filename]; + push $cmd->@*, '-f', $file_format if $file_format; + + return PVE::Storage::Common::run_qemu_img_json($cmd, $timeout); +} + # Storage implementation # called during addition of storage (before the new storage config got written) @@ -1127,26 +1146,7 @@ sub file_size_info { "file_size_info: '$filename': falling back to 'raw' from unknown format '$file_format'\n"; $file_format = 'raw'; } - my $cmd = ['/usr/bin/qemu-img', 'info', '--output=json', $filename]; - push $cmd->@*, '-f', $file_format if $file_format; - - my $json = ''; - my $err_output = ''; - eval { - run_command( - $cmd, - timeout => $timeout, - outfunc => sub { $json .= shift }, - errfunc => sub { $err_output .= shift . "\n" }, - ); - }; - warn $@ if $@; - if ($err_output) { - # if qemu did not output anything to stdout we die with stderr as an error - die $err_output if !$json; - # otherwise we warn about it and try to parse the json - warn $err_output; - } + my $json = qemu_img_info($filename, $file_format, $timeout); if (!$json) { die "failed to query file information with qemu-img\n" if $untrusted; # skip decoding if there was no output, e.g. if there was a timeout. -- 2.39.5 --===============4629366153759694350== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ pve-devel mailing list pve-devel@lists.proxmox.com https://lists.proxmox.com/cgi-bin/mailman/listinfo/pve-devel --===============4629366153759694350==--