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From: Daniel Tschlatscher <d.tschlatscher@proxmox.com>
To: pve-devel@lists.proxmox.com, pbs-devel@lists.proxmox.com,
pmg-devel@lists.proxmox.com
Date: Wed, 7 Sep 2022 10:56:29 +0200
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Subject: [pve-devel] [PATCH common v2 3/7] stream file method for PMG and PVE
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Creating the filestream for the tasklog download is sourced in its own
function to avoid redundant implementations in pmg-api and pve-manager
Signed-off-by: Daniel Tschlatscher <d.tschlatscher@proxmox.com>
---
src/PVE/Tools.pm | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/src/PVE/Tools.pm b/src/PVE/Tools.pm
index eb81b96..5639c32 100644
--- a/src/PVE/Tools.pm
+++ b/src/PVE/Tools.pm
@@ -2056,4 +2056,32 @@ sub get_file_hash {
return lc($digest);
}
+sub stream_file {
+ my ($filename, $suggested_name, $compress, $content_type) = @_;
+
+ my $fh;
+ $content_type = $content_type // "text/plain";
+ $suggested_name = $suggested_name // $filename;
+
+ if ($compress) {
+ my $cmd = ["/usr/bin/gzip", "-c", "$filename"];
+
+ open($fh, "-|", join(' ', @$cmd))
+ or die "Could not create compressed file stream for $filename - $!";
+ } else {
+ open($fh, '<', $filename)
+ or die "Could not open file $filename - $!";
+ }
+
+ return {
+ download => {
+ fh => $fh,
+ stream => 1,
+ 'content-encoding' => $compress ? 'gzip' : undef,
+ 'content-type' => $content_type,
+ 'content-disposition' => "attachment; filename=\"$suggested_name\"",
+ },
+ },
+}
+
1;
--
2.30.2