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Merge remote-tracking branch 'origin/master' into no-flake-substitution

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Eelco Dolstra 2024-09-11 17:10:55 +02:00
commit aa41de7d82
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tests/functional/tarball.sh Normal file → Executable file
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@ -1,56 +1,99 @@
#!/usr/bin/env bash
source common.sh
clearStore
clearStoreIfPossible
rm -rf $TEST_HOME
rm -rf "$TEST_HOME"
tarroot=$TEST_ROOT/tarball
rm -rf $tarroot
mkdir -p $tarroot
cp dependencies.nix $tarroot/default.nix
cp config.nix dependencies.builder*.sh $tarroot/
touch -d '@1000000000' $tarroot $tarroot/*
rm -rf "$tarroot"
mkdir -p "$tarroot"
cp dependencies.nix "$tarroot/default.nix"
cp config.nix dependencies.builder*.sh "$tarroot/"
touch -d '@1000000000' "$tarroot" "$tarroot"/*
hash=$(nix hash path $tarroot)
hash=$(nix hash path "$tarroot")
test_tarball() {
local ext="$1"
local compressor="$2"
tarball=$TEST_ROOT/tarball.tar$ext
(cd $TEST_ROOT && GNUTAR_REPRODUCIBLE= tar --mtime=$tarroot/default.nix --owner=0 --group=0 --numeric-owner --sort=name -c -f - tarball) | $compressor > $tarball
(cd "$TEST_ROOT" && GNUTAR_REPRODUCIBLE=1 tar --mtime="$tarroot"/default.nix --owner=0 --group=0 --numeric-owner --sort=name -c -f - tarball) | $compressor > "$tarball"
nix-env -f file://$tarball -qa --out-path | grepQuiet dependencies
nix-env -f file://"$tarball" -qa --out-path | grepQuiet dependencies
nix-build -o $TEST_ROOT/result file://$tarball
nix-build -o "$TEST_ROOT"/result file://"$tarball"
nix-build -o $TEST_ROOT/result '<foo>' -I foo=file://$tarball
nix-build -o "$TEST_ROOT"/result '<foo>' -I foo=file://"$tarball"
nix-build -o $TEST_ROOT/result -E "import (fetchTarball file://$tarball)"
nix-build -o "$TEST_ROOT"/result -E "import (fetchTarball file://$tarball)"
# Do not re-fetch paths already present
nix-build -o $TEST_ROOT/result -E "import (fetchTarball { url = file:///does-not-exist/must-remain-unused/$tarball; sha256 = \"$hash\"; })"
nix-build -o "$TEST_ROOT"/result -E "import (fetchTarball { url = file:///does-not-exist/must-remain-unused/$tarball; sha256 = \"$hash\"; })"
nix-build -o $TEST_ROOT/result -E "import (fetchTree file://$tarball)"
nix-build -o $TEST_ROOT/result -E "import (fetchTree { type = \"tarball\"; url = file://$tarball; })"
nix-build -o $TEST_ROOT/result -E "import (fetchTree { type = \"tarball\"; url = file://$tarball; narHash = \"$hash\"; })"
nix-build -o "$TEST_ROOT"/result -E "import (fetchTree file://$tarball)"
nix-build -o "$TEST_ROOT"/result -E "import (fetchTree { type = \"tarball\"; url = file://$tarball; })"
nix-build -o "$TEST_ROOT"/result -E "import (fetchTree { type = \"tarball\"; url = file://$tarball; narHash = \"$hash\"; })"
[[ $(nix eval --impure --expr "(fetchTree file://$tarball).lastModified") = 1000000000 ]]
nix-instantiate --strict --eval -E "!((import (fetchTree { type = \"tarball\"; url = file://$tarball; narHash = \"$hash\"; })) ? submodules)" >&2
nix-instantiate --strict --eval -E "!((import (fetchTree { type = \"tarball\"; url = file://$tarball; narHash = \"$hash\"; })) ? submodules)" 2>&1 | grep 'true'
nix-instantiate --eval -E '1 + 2' -I fnord=file:///no-such-tarball.tar$ext
nix-instantiate --eval -E 'with <fnord/xyzzy>; 1 + 2' -I fnord=file:///no-such-tarball$ext
(! nix-instantiate --eval -E '<fnord/xyzzy> 1' -I fnord=file:///no-such-tarball$ext)
nix-instantiate --eval -E '1 + 2' -I fnord=file:///no-such-tarball.tar"$ext"
nix-instantiate --eval -E 'with <fnord/xyzzy>; 1 + 2' -I fnord=file:///no-such-tarball"$ext"
(! nix-instantiate --eval -E '<fnord/xyzzy> 1' -I fnord=file:///no-such-tarball"$ext")
nix-instantiate --eval -E '<fnord/config.nix>' -I fnord=file:///no-such-tarball$ext -I fnord=.
nix-instantiate --eval -E '<fnord/config.nix>' -I fnord=file:///no-such-tarball"$ext" -I fnord=.
# Ensure that the `name` attribute isn’t accepted as that would mess
# with the content-addressing
(! nix-instantiate --eval -E "fetchTree { type = \"tarball\"; url = file://$tarball; narHash = \"$hash\"; name = \"foo\"; }")
store_path=$(nix store prefetch-file --json "file://$tarball" | jq -r .storePath)
if ! cmp -s "$store_path" "$tarball"; then
echo "prefetched tarball differs from original: $store_path vs $tarball" >&2
exit 1
fi
store_path2=$(nix store prefetch-file --json --unpack "file://$tarball" | jq -r .storePath)
diff_output=$(diff -r "$store_path2" "$tarroot")
if [ -n "$diff_output" ]; then
echo "prefetched tarball differs from original: $store_path2 vs $tarroot" >&2
echo "$diff_output"
exit 1
fi
}
test_tarball '' cat
test_tarball .xz xz
test_tarball .gz gzip
# Test hard links.
# All entries in tree.tar.gz refer to the same file, and all have the same inode when unpacked by GNU tar.
# We don't preserve the hard links, because that's an optimization we think is not worth the complexity,
# so we only make sure that the contents are copied correctly.
path="$(nix flake prefetch --json "tarball+file://$(pwd)/tree.tar.gz" | jq -r .storePath)"
[[ $(cat "$path/a/b/foo") = bar ]]
[[ $(cat "$path/a/b/xyzzy") = bar ]]
[[ $(cat "$path/a/yyy") = bar ]]
[[ $(cat "$path/a/zzz") = bar ]]
[[ $(cat "$path/c/aap") = bar ]]
[[ $(cat "$path/fnord") = bar ]]
# Test a tarball that has multiple top-level directories.
rm -rf "$TEST_ROOT/tar_root"
mkdir -p "$TEST_ROOT/tar_root" "$TEST_ROOT/tar_root/foo" "$TEST_ROOT/tar_root/bar"
tar cvf "$TEST_ROOT/tar.tar" -C "$TEST_ROOT/tar_root" .
path="$(nix flake prefetch --json "tarball+file://$TEST_ROOT/tar.tar" | jq -r .storePath)"
[[ -d "$path/foo" ]]
[[ -d "$path/bar" ]]
# Test a tarball that has a single regular file.
rm -rf "$TEST_ROOT/tar_root"
mkdir -p "$TEST_ROOT/tar_root"
echo bar > "$TEST_ROOT/tar_root/foo"
chmod +x "$TEST_ROOT/tar_root/foo"
tar cvf "$TEST_ROOT/tar.tar" -C "$TEST_ROOT/tar_root" .
path="$(nix flake prefetch --refresh --json "tarball+file://$TEST_ROOT/tar.tar" | jq -r .storePath)"
[[ $(cat "$path/foo") = bar ]]