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Add Git object hashing to the store layer

Browse source 
Part of RFC 133

Extracted from our old IPFS branches.

Co-Authored-By: Matthew Bauer <mjbauer95@gmail.com>
Co-Authored-By: Carlo Nucera <carlo.nucera@protonmail.com>
Co-authored-by: Robert Hensing <roberth@users.noreply.github.com>
Co-authored-by: Florian Klink <flokli@flokli.de>
This commit is contained in:
John Ericson 2023-09-04 09:51:23 -04:00
parent 04836c73e5
commit 201551c937
27 changed files with 484 additions and 86 deletions
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58
tests/functional/git-hashing/simple.sh Normal file
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source common.sh
repo="$TEST_ROOT/scratch"
git init "$repo"
git -C "$repo" config user.email "you@example.com"
git -C "$repo" config user.name "Your Name"
try () {
hash=$(nix hash path --mode git --format base16 --algo sha1 $TEST_ROOT/hash-path)
[[ "$hash" == "$1" ]]
git -C "$repo" rm -rf hash-path || true
cp -r "$TEST_ROOT/hash-path" "$TEST_ROOT/scratch/hash-path"
git -C "$repo" add hash-path
git -C "$repo" commit -m "x"
git -C "$repo" status
hash2=$(git -C "$TEST_ROOT/scratch" rev-parse HEAD:hash-path)
[[ "$hash2" = "$1" ]]
}
# blob
rm -rf $TEST_ROOT/hash-path
echo "Hello World" > $TEST_ROOT/hash-path
try "557db03de997c86a4a028e1ebd3a1ceb225be238"
# tree with children
rm -rf $TEST_ROOT/hash-path
mkdir $TEST_ROOT/hash-path
echo "Hello World" > $TEST_ROOT/hash-path/hello
echo "Run Hello World" > $TEST_ROOT/hash-path/executable
chmod +x $TEST_ROOT/hash-path/executable
try "e5c0a11a556801a5c9dcf330ca9d7e2c572697f4"
rm -rf $TEST_ROOT/dummy1
echo Hello World! > $TEST_ROOT/dummy1
path1=$(nix store add --mode git --hash-algo sha1 $TEST_ROOT/dummy1)
hash1=$(nix-store -q --hash $path1)
test "$hash1" = "sha256:1brffhvj2c0z6x8qismd43m0iy8dsgfmy10bgg9w11szway2wp9v"
rm -rf $TEST_ROOT/dummy2
mkdir -p $TEST_ROOT/dummy2
echo Hello World! > $TEST_ROOT/dummy2/hello
path2=$(nix store add --mode git --hash-algo sha1 $TEST_ROOT/dummy2)
hash2=$(nix-store -q --hash $path2)
test "$hash2" = "sha256:1vhv7zxam7x277q0y0jcypm7hwhccbzss81vkdgf0ww5sm2am4y0"
rm -rf $TEST_ROOT/dummy3
mkdir -p $TEST_ROOT/dummy3
mkdir -p $TEST_ROOT/dummy3/dir
touch $TEST_ROOT/dummy3/dir/file
echo Hello World! > $TEST_ROOT/dummy3/dir/file
touch $TEST_ROOT/dummy3/dir/executable
chmod +x $TEST_ROOT/dummy3/dir/executable
echo Run Hello World! > $TEST_ROOT/dummy3/dir/executable
path3=$(nix store add --mode git --hash-algo sha1 $TEST_ROOT/dummy3)
hash3=$(nix-store -q --hash $path3)
test "$hash3" = "sha256:08y3nm3mvn9qvskqnf13lfgax5lh73krxz4fcjd5cp202ggpw9nv"