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passAsFile: leave out the hash prefix

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Having a colon in the path may cause issues, and having the hash
function indicated isn't actually necessary. We now verify the path 
format in the tests to prevent regressions.
This commit is contained in:
edef 2020-01-02 23:41:48 +00:00
parent 515c0a263e
commit c65a6fa86a
2 changed files with 2 additions and 1 deletions
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2
src/libstore/build.cc
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@ -2460,7 +2460,7 @@ void DerivationGoal::initTmpDir() {
env[i.first] = i.second; env[i.first] = i.second;
} else { } else {
auto hash = hashString(htSHA256, i.first); auto hash = hashString(htSHA256, i.first);
string fn = ".attr-" + hash.to_string(); string fn = ".attr-" + hash.to_string(Base32, false);
Path p = tmpDir + "/" + fn; Path p = tmpDir + "/" + fn;
writeFile(p, i.second); writeFile(p, i.second);
chownToBuilder(p); chownToBuilder(p);

1
tests/pass-as-file.sh
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@ -10,6 +10,7 @@ mkDerivation {
passAsFile = [ \"foo\" ]; passAsFile = [ \"foo\" ];
foo = [ \"xyzzy\" ]; foo = [ \"xyzzy\" ];
builder = builtins.toFile \"builder.sh\" '' builder = builtins.toFile \"builder.sh\" ''
[ \"\$(basename \$fooPath)\" = .attr-1bp7cri8hplaz6hbz0v4f0nl44rl84q1sg25kgwqzipzd1mv89ic ]
[ \"\$(cat \$fooPath)\" = xyzzy ] [ \"\$(cat \$fooPath)\" = xyzzy ]
touch \$out touch \$out
''; '';