source common.sh BINARY_CACHE=file://$cacheDir getHash() { basename "$1" | cut -d '-' -f 1 } getRemoteNarInfo () { echo "$cacheDir/$(getHash "$1").narinfo" } cat < $TEST_HOME/good.txt I’m a good path EOF cat < $TEST_HOME/bad.txt I’m a bad path EOF good=$(nix-store --add $TEST_HOME/good.txt) bad=$(nix-store --add $TEST_HOME/bad.txt) nix copy --to "$BINARY_CACHE" "$good" nix copy --to "$BINARY_CACHE" "$bad" nix-collect-garbage >/dev/null 2>&1 # Falsifying the narinfo file for '$good' goodPathNarInfo=$(getRemoteNarInfo "$good") badPathNarInfo=$(getRemoteNarInfo "$bad") for fieldName in URL FileHash FileSize NarHash NarSize; do sed -i "/^$fieldName/d" "$goodPathNarInfo" grep -E "^$fieldName" "$badPathNarInfo" >> "$goodPathNarInfo" done # Copying back '$good' from the binary cache. This should fail as it is # corrupted if nix copy --from "$BINARY_CACHE" "$good"; then fail "Importing a path with a wrong CA field should fail" fi