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authorDan Goodliffe <dan@randomdan.homeip.net>2020-09-06 00:17:45 +0100
committerDan Goodliffe <dan@randomdan.homeip.net>2020-09-06 00:17:45 +0100
commit1cd8302a4ba6e4553738a1547de37af12a6aa35f (patch)
tree7d8af97c33993f72a2e1b697d9c2abc40aa97b9d /netfs/fuse/fuseMappersImpl.cpp
parentSupport mapper rejection signalled by 0 st_mode (diff)
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Add the HideUnknown mapper
This mapper hides inodes for which the user and/or group cannot be mapped to local entries
Diffstat (limited to 'netfs/fuse/fuseMappersImpl.cpp')
-rw-r--r--netfs/fuse/fuseMappersImpl.cpp36
1 files changed, 36 insertions, 0 deletions
diff --git a/netfs/fuse/fuseMappersImpl.cpp b/netfs/fuse/fuseMappersImpl.cpp
new file mode 100644
index 0000000..9a99eca
--- /dev/null
+++ b/netfs/fuse/fuseMappersImpl.cpp
@@ -0,0 +1,36 @@
+#include "fuseMappersImpl.h"
+#include <entCache.h>
+
+namespace NetFS::Client {
+ HideUnknownMapperImpl::HideUnknownMapperImpl() :
+ HideUnknownMapperImpl(std::make_shared<EntCache<User>>(), std::make_shared<EntCache<Group>>())
+ {
+ }
+
+ HideUnknownMapperImpl::HideUnknownMapperImpl(EntryResolverPtr<User> u, EntryResolverPtr<Group> g) :
+ users(std::move(u)), groups(std::move(g))
+ {
+ }
+
+ Mapping::FileSystem
+ HideUnknownMapperImpl::mapTransport(const std::string & un, const std::string & gn)
+ {
+ auto u = users->getEntry(un);
+ auto g = groups->getEntry(gn);
+ if (!u || !g) {
+ return {0, 0, 0xFFFFFFF};
+ }
+ return {static_cast<int>(u->id), static_cast<int>(g->id), 0};
+ }
+
+ Mapping::Transport
+ HideUnknownMapperImpl::mapFileSystem(int uid, int gid)
+ {
+ auto u = users->getEntry(uid);
+ auto g = groups->getEntry(gid);
+ if (!u || !g) {
+ throw NetFS::SystemError(EPERM);
+ }
+ return {u->name, g->name, 0};
+ }
+}