client: allow specifying default caller_{uid,gid} of MClientRequest

Signed-off-by: Yan, Zheng <zyan@redhat.com>

diff --git a/src/client/Client.cc b/src/client/Client.cc
index 1b8849ee45d4a70d6606f98049e1090346164816..9404d8f22233e78cf058fe6da32bc2a39ed3a3cd 100644 (file)
--- a/src/client/Client.cc
+++ b/src/client/Client.cc
@@ -1543,10 +1543,11 @@ int Client::make_request(MetaRequest *request,
   if (oldest_tid == 0 && request->get_op() != CEPH_MDS_OP_SETFILELOCK)\
     oldest_tid = tid;
 
-  if (uid < 0) {
-    uid = geteuid();
-    gid = getegid();
-  }
+  if (uid < 0)
+    uid = user_id >= 0 ? user_id : getuid();
+  if (gid < 0)
+    gid = group_id >= 0 ? group_id : getgid();
+
   request->set_caller_uid(uid);
   request->set_caller_gid(gid);
 
@@ -8931,7 +8932,7 @@ int Client::getxattr(const char *path, const char *name, void *value, size_t siz
   int r = Client::path_walk(path, &in, true);
   if (r < 0)
     return r;
-  return Client::_getxattr(in.get(), name, value, size, getuid(), getgid());
+  return Client::_getxattr(in.get(), name, value, size);
 }
 
 int Client::lgetxattr(const char *path, const char *name, void *value, size_t size)
@@ -8941,7 +8942,7 @@ int Client::lgetxattr(const char *path, const char *name, void *value, size_t si
   int r = Client::path_walk(path, &in, false);
   if (r < 0)
     return r;
-  return Client::_getxattr(in.get(), name, value, size, getuid(), getgid());
+  return Client::_getxattr(in.get(), name, value, size);
 }
 
 int Client::fgetxattr(int fd, const char *name, void *value, size_t size)
@@ -8950,7 +8951,7 @@ int Client::fgetxattr(int fd, const char *name, void *value, size_t size)
   Fh *f = get_filehandle(fd);
   if (!f)
     return -EBADF;
-  return Client::_getxattr(f->inode.get(), name, value, size, getuid(), getgid());
+  return Client::_getxattr(f->inode.get(), name, value, size);
 }
 
 int Client::listxattr(const char *path, char *list, size_t size)
@@ -8960,7 +8961,7 @@ int Client::listxattr(const char *path, char *list, size_t size)
   int r = Client::path_walk(path, &in, true);
   if (r < 0)
     return r;
-  return Client::_listxattr(in.get(), list, size, getuid(), getgid());
+  return Client::_listxattr(in.get(), list, size);
 }
 
 int Client::llistxattr(const char *path, char *list, size_t size)
@@ -8970,7 +8971,7 @@ int Client::llistxattr(const char *path, char *list, size_t size)
   int r = Client::path_walk(path, &in, false);
   if (r < 0)
     return r;
-  return Client::_listxattr(in.get(), list, size, getuid(), getgid());
+  return Client::_listxattr(in.get(), list, size);
 }
 
 int Client::flistxattr(int fd, char *list, size_t size)
@@ -8979,7 +8980,7 @@ int Client::flistxattr(int fd, char *list, size_t size)
   Fh *f = get_filehandle(fd);
   if (!f)
     return -EBADF;
-  return Client::_listxattr(f->inode.get(), list, size, getuid(), getgid());
+  return Client::_listxattr(f->inode.get(), list, size);
 }
 
 int Client::removexattr(const char *path, const char *name)
@@ -8989,7 +8990,7 @@ int Client::removexattr(const char *path, const char *name)
   int r = Client::path_walk(path, &in, true);
   if (r < 0)
     return r;
-  return Client::_removexattr(in.get(), name, getuid(), getgid());
+  return Client::_removexattr(in.get(), name);
 }
 
 int Client::lremovexattr(const char *path, const char *name)
@@ -8999,7 +9000,7 @@ int Client::lremovexattr(const char *path, const char *name)
   int r = Client::path_walk(path, &in, false);
   if (r < 0)
     return r;
-  return Client::_removexattr(in.get(), name, getuid(), getgid());
+  return Client::_removexattr(in.get(), name);
 }
 
 int Client::fremovexattr(int fd, const char *name)
@@ -9008,7 +9009,7 @@ int Client::fremovexattr(int fd, const char *name)
   Fh *f = get_filehandle(fd);
   if (!f)
     return -EBADF;
-  return Client::_removexattr(f->inode.get(), name, getuid(), getgid());
+  return Client::_removexattr(f->inode.get(), name);
 }
 
 int Client::setxattr(const char *path, const char *name, const void *value, size_t size, int flags)
@@ -9018,7 +9019,7 @@ int Client::setxattr(const char *path, const char *name, const void *value, size
   int r = Client::path_walk(path, &in, true);
   if (r < 0)
     return r;
-  return Client::_setxattr(in.get(), name, value, size, flags, getuid(), getgid());
+  return Client::_setxattr(in.get(), name, value, size, flags);
 }
 
 int Client::lsetxattr(const char *path, const char *name, const void *value, size_t size, int flags)
@@ -9028,7 +9029,7 @@ int Client::lsetxattr(const char *path, const char *name, const void *value, siz
   int r = Client::path_walk(path, &in, false);
   if (r < 0)
     return r;
-  return Client::_setxattr(in.get(), name, value, size, flags, getuid(), getgid());
+  return Client::_setxattr(in.get(), name, value, size, flags);
 }
 
 int Client::fsetxattr(int fd, const char *name, const void *value, size_t size, int flags)
@@ -9037,7 +9038,7 @@ int Client::fsetxattr(int fd, const char *name, const void *value, size_t size,
   Fh *f = get_filehandle(fd);
   if (!f)
     return -EBADF;
-  return Client::_setxattr(f->inode.get(), name, value, size, flags, getuid(), getgid());
+  return Client::_setxattr(f->inode.get(), name, value, size, flags);
 }
 
 int Client::_getxattr(Inode *in, const char *name, void *value, size_t size,