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Fix: Strip the prefix of the path

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The previous implementation did not strip the prefix of the "relpath"
header value, which resulted in the whole path being in the header,
which is obviously wrong.

Signed-off-by: Matthias Beyer <mail@beyermatthias.de>
This commit is contained in:
Matthias Beyer 2019-02-19 21:49:52 +01:00
parent 04e006154c
commit ed862db76f
1 changed files with 22 additions and 8 deletions
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30
lib/entry/libimagentryref/src/reference.rs
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@ -305,7 +305,14 @@ impl<'a, H> MutRef for MutRefWithHasher<'a, H>
debug!("Entry hashing...");
let _ = H::hash(&file_path)
.and_then(|hash| make_header_section(hash, H::NAME, path, collection_name))
.and_then(|hash| {
// stripping the prefix of "path"
let relpath = path.as_ref()
.strip_prefix(get_basepath(collection_name.as_ref(), config)?)?;
trace!("Using relpath = {} to make header section", relpath.display());
make_header_section(hash, H::NAME, relpath, collection_name)
})
.and_then(|h| self.0.get_header_mut().insert("ref", h).map_err(Error::from))
.and_then(|_| self.0.set_isflag::<IsRef>())
.context("Making ref out of entry")?;
@ -356,6 +363,13 @@ pub(crate) fn make_header_section<P, C, H>(hash: String, hashname: H, relpath: P
Ok(header_section)
}
fn get_basepath<'a, Coll: AsRef<str>>(collection_name: Coll, config: &'a Config) -> Result<&'a PathBuf> {
config.get(collection_name.as_ref())
.ok_or_else(|| format_err!("Collection {} seems not to exist in config",
collection_name.as_ref()))
.map_err(Error::from)
}
fn get_file_path<P>(config: &Config, collection_name: &str, path: P) -> Result<PathBuf>
where P: AsRef<Path>
{
@ -420,11 +434,11 @@ mod test {
setup_logging();
let store = get_store();
let mut entry = store.retrieve(PathBuf::from("test_makeref")).unwrap();
let file = PathBuf::from("/"); // has to exist
let file = PathBuf::from("/tmp"); // has to exist
let collection_name = "some_collection";
let config = Config({
let mut c = BTreeMap::new();
c.insert(String::from("some_collection"), PathBuf::from("/tmp"));
c.insert(String::from("some_collection"), PathBuf::from("/"));
c
});
@ -437,11 +451,11 @@ mod test {
setup_logging();
let store = get_store();
let mut entry = store.retrieve(PathBuf::from("test_makeref_isref")).unwrap();
let file = PathBuf::from("/"); // has to exists
let file = PathBuf::from("/tmp"); // has to exists
let collection_name = "some_collection";
let config = Config({
let mut c = BTreeMap::new();
c.insert(String::from("some_collection"), PathBuf::from("/tmp"));
c.insert(String::from("some_collection"), PathBuf::from("/"));
c
});
@ -456,7 +470,7 @@ mod test {
setup_logging();
let store = get_store();
let mut entry = store.retrieve(PathBuf::from("test_makeref_is_ref_with_testhash")).unwrap();
let file = PathBuf::from("/"); // has to exist
let file = PathBuf::from("/tmp"); // has to exist
let collection_name = "some_collection";
let config = Config({
let mut c = BTreeMap::new();
@ -479,8 +493,8 @@ mod test {
assert_eq!(var.unwrap(), shouldbe, "{} is not == {}", location, shouldbe);
};
check_isstr(&entry, "ref.relpath", "/");
check_isstr(&entry, "ref.hash.Testhasher", "/"); // TestHasher hashes by returning the path itself
check_isstr(&entry, "ref.relpath", "tmp");
check_isstr(&entry, "ref.hash.Testhasher", "/tmp"); // TestHasher hashes by returning the path itself
check_isstr(&entry, "ref.collection", "some_collection");
}