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archive: check close errors when extracting nars

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This commit is contained in:
squalus 2022-09-22 12:47:43 -07:00
parent f704c2720f
commit 223f8dace0
3 changed files with 11 additions and 0 deletions
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3
src/libstore/nar-accessor.cc
View file

@ -75,6 +75,9 @@ struct NarAccessor : public FSAccessor
createMember(path, {FSAccessor::Type::tRegular, false, 0, 0});
}
void closeRegularFile() override
{ }
void isExecutable() override
{
parents.top()->isExecutable = true;

7
src/libutil/archive.cc
View file

@ -234,6 +234,7 @@ static void parse(ParseSink & sink, Source & source, const Path & path)
else if (s == "contents" && type == tpRegular) {
parseContents(sink, source, path);
sink.closeRegularFile();
}
else if (s == "executable" && type == tpRegular) {
@ -324,6 +325,12 @@ struct RestoreSink : ParseSink
if (!fd) throw SysError("creating file '%1%'", p);
}
void closeRegularFile() override
{
/* Call close explicitly to make sure the error is checked */
fd.close();
}
void isExecutable() override
{
struct stat st;

1
src/libutil/archive.hh
View file

@ -60,6 +60,7 @@ struct ParseSink
virtual void createDirectory(const Path & path) { };
virtual void createRegularFile(const Path & path) { };
virtual void closeRegularFile() { };
virtual void isExecutable() { };
virtual void preallocateContents(uint64_t size) { };
virtual void receiveContents(std::string_view data) { };