secret: add is_kernel_secret function

This will let us know whether we can add a key mount option if no secret is specified. Signed-off-by: Josh Durgin <[email protected]>
att · Dec 6, 2011 · 0ad0fbf · 0ad0fbf
1 parent 01d30e6
commit 0ad0fbf
Show file tree

Hide file tree

Showing 2 changed files with 9 additions and 0 deletions.
diff --git a/src/common/secret.c b/src/common/secret.c
@@ -73,6 +73,13 @@ static int add_secret_to_kernel(const char *secret, const char *key_name)
   return ret;
 }
 
+int is_kernel_secret(const char *key_name)
+{
+  key_serial_t serial;
+  serial = request_key("ceph", key_name, NULL, KEY_SPEC_USER_KEYRING);
+  return serial != -1;
+}
+
 int get_secret_option(const char *secret, const char *key_name, char *secret_option, size_t max_len)
 {
   int ret;

diff --git a/src/common/secret.h b/src/common/secret.h
@@ -13,6 +13,8 @@ int read_secret_from_file(const char *filename, char *secret, size_t max_len);
  */
 int get_secret_option(const char *secret, const char *key_name, char *secret_option, size_t secret_option_len);
 
+int is_kernel_secret(const char *key_name);
+
 #ifdef __cplusplus
 }
 #endif
-Original file line number
+Diff line change
@@ Expand Up @@
      */
     int get_secret_option(const char *secret, const char *key_name, char *secret_option, size_t secret_option_len);
+    int is_kernel_secret(const char *key_name);
     #ifdef __cplusplus
     }
     #endif
@@ Expand Down @@