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[plugin.pm, status.pm, storage.pm] Subject: [pve-devel] [PATCH storage v4 1/2] fix #4849: download-url: allow download and decompression of compressed ISOs 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: , X-List-Received-Date: Tue, 01 Aug 2023 14:46:12 -0000 Signed-off-by: Philipp Hufnagl --- src/PVE/API2/Storage/Status.pm | 14 +++++++++++++- src/PVE/Storage.pm | 6 ++++++ src/PVE/Storage/Plugin.pm | 3 ++- 3 files changed, 21 insertions(+), 2 deletions(-) diff --git a/src/PVE/API2/Storage/Status.pm b/src/PVE/API2/Storage/Status.pm index 2aaeff6..7875530 100644 --- a/src/PVE/API2/Storage/Status.pm +++ b/src/PVE/API2/Storage/Status.pm @@ -578,6 +578,12 @@ __PACKAGE__->register_method({ requires => 'checksum-algorithm', optional => 1, }, + compression => { + description => "Decompress the downloaded file using specified compression algorithm", + type => 'string', + enum => $PVE::Storage::Plugin::KNOWN_COMPRESSION_FORMATS, + optional => 1, + }, 'checksum-algorithm' => { description => "The algorithm to calculate the checksum of the file.", type => 'string', @@ -604,7 +610,7 @@ __PACKAGE__->register_method({ my $cfg = PVE::Storage::config(); - my ($node, $storage) = $param->@{'node', 'storage'}; + my ($node, $storage, $compression) = $param->@{'node', 'storage','compression'}; my $scfg = PVE::Storage::storage_check_enabled($cfg, $storage, $node); die "can't upload to storage type '$scfg->{type}', not a file based storage!\n" @@ -649,6 +655,12 @@ __PACKAGE__->register_method({ } my $worker = sub { + if ($compression) { + die "decompression not supported for $content\n" if $content ne 'iso'; + my $info = PVE::Storage::decompressor_info('iso', $compression); + die "no decompression method found\n" if (! $info->{decompressor}); + $opts->{decompression_command} = $info->{decompressor}; + } PVE::Tools::download_file_from_url("$path/$filename", $url, $opts); }; diff --git a/src/PVE/Storage.pm b/src/PVE/Storage.pm index a4d85e1..cb70113 100755 --- a/src/PVE/Storage.pm +++ b/src/PVE/Storage.pm @@ -1531,6 +1531,12 @@ sub decompressor_info { lzo => ['lzop', '-d', '-c'], zst => ['zstd', '-q', '-d', '-c'], }, + iso => { + # zstd seem to be able to handle .gzip fine. Therefore we dont need additional other tool + gz => ['zcat'], + lzo => ['lzop', '-d', '-c'], + zst => ['zstd', '-q', '-d', '-c'], + }, }; die "ERROR: archive format not defined\n" diff --git a/src/PVE/Storage/Plugin.pm b/src/PVE/Storage/Plugin.pm index 9d3b1ae..18cb5d5 100644 --- a/src/PVE/Storage/Plugin.pm +++ b/src/PVE/Storage/Plugin.pm @@ -19,7 +19,8 @@ use JSON; use base qw(PVE::SectionConfig); -use constant COMPRESSOR_RE => 'gz|lzo|zst'; +use constant KNOWN_COMPRESSION_FORMATS => ( 'gz', 'lzo', 'zst'); +use constant COMPRESSOR_RE => join( '|', KNOWN_COMPRESSION_FORMATS); use constant LOG_EXT => ".log"; use constant NOTES_EXT => ".notes"; -- 2.39.2