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tests/nixos: make the tarball-flakes test better reflect real use cases

Browse source 
In most real world cases, the Link header is set on the redirect, not on
the final file. This regressed in Lix earlier and while new unit tests
were added to cover it, this integration test should probably have also
caught it.

Source: a3256a9375
This commit is contained in:
Pierre Bourdon 2024-05-30 00:22:25 +02:00 committed by Jörg Thalheim
parent edd445f745
commit 162d94d975
1 changed files with 16 additions and 11 deletions
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27
tests/nixos/tarball-flakes.nix
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@ -5,7 +5,7 @@ let
root = pkgs.runCommand "nixpkgs-flake" {}
''
mkdir -p $out/stable
mkdir -p $out/{stable,tags}
set -x
dir=nixpkgs-${nixpkgs.shortRev}
@ -14,9 +14,13 @@ let
find $dir -print0 | xargs -0 touch -h -t ${builtins.substring 0 12 nixpkgs.lastModifiedDate}.${builtins.substring 12 2 nixpkgs.lastModifiedDate} --
tar cfz $out/stable/${nixpkgs.rev}.tar.gz $dir --hard-dereference
echo 'Redirect "/latest.tar.gz" "/stable/${nixpkgs.rev}.tar.gz"' > $out/.htaccess
echo 'Header set Link "<http://localhost/stable/${nixpkgs.rev}.tar.gz?rev=${nixpkgs.rev}&revCount=1234>; rel=\"immutable\""' > $out/stable/.htaccess
# Set the "Link" header on the redirect but not the final response to
# simulate an S3-like serving environment where the final host cannot set
# arbitrary headers.
cat >$out/tags/.htaccess <<EOF
Redirect "/tags/latest.tar.gz" "/stable/${nixpkgs.rev}.tar.gz"
Header always set Link "<http://localhost/stable/${nixpkgs.rev}.tar.gz?rev=${nixpkgs.rev}&revCount=1234>; rel=\"immutable\""
EOF
'';
in
@ -59,7 +63,7 @@ in
machine.wait_for_unit("httpd.service")
out = machine.succeed("nix flake metadata --json http://localhost/latest.tar.gz")
out = machine.succeed("nix flake metadata --json http://localhost/tags/latest.tar.gz")
print(out)
info = json.loads(out)
@ -71,14 +75,15 @@ in
assert info["revCount"] == 1234
# Check that fetching with rev/revCount/narHash succeeds.
machine.succeed("nix flake metadata --json http://localhost/latest.tar.gz?rev=" + info["revision"])
machine.succeed("nix flake metadata --json http://localhost/latest.tar.gz?revCount=" + str(info["revCount"]))
machine.succeed("nix flake metadata --json http://localhost/latest.tar.gz?narHash=" + info["locked"]["narHash"])
machine.succeed("nix flake metadata --json http://localhost/tags/latest.tar.gz?rev=" + info["revision"])
machine.succeed("nix flake metadata --json http://localhost/tags/latest.tar.gz?revCount=" + str(info["revCount"]))
machine.succeed("nix flake metadata --json http://localhost/tags/latest.tar.gz?narHash=" + info["locked"]["narHash"])
# Check that fetching fails if we provide incorrect attributes.
machine.fail("nix flake metadata --json http://localhost/latest.tar.gz?rev=493300eb13ae6fb387fbd47bf54a85915acc31c0")
machine.fail("nix flake metadata --json http://localhost/latest.tar.gz?revCount=789")
machine.fail("nix flake metadata --json http://localhost/latest.tar.gz?narHash=sha256-tbudgBSg+bHWHiHnlteNzN8TUvI80ygS9IULh4rklEw=")
machine.fail("nix flake metadata --json http://localhost/tags/latest.tar.gz?rev=493300eb13ae6fb387fbd47bf54a85915acc31c0")
machine.fail("nix flake metadata --json http://localhost/tags/latest.tar.gz?revCount=789")
machine.fail("nix flake metadata --json http://localhost/tags/latest.tar.gz?narHash=sha256-tbudgBSg+bHWHiHnlteNzN8TUvI80ygS9IULh4rklEw=")
'';
}