Directory deserialization and loading of inodes from stable store.

[bluesky.git] / bluesky / inode.c

diff --git a/bluesky/inode.c b/bluesky/inode.c
index a20b23b..3430b19 100644 (file)
--- a/bluesky/inode.c
+++ b/bluesky/inode.c
@@ -141,6 +141,13 @@ BlueSkyInode *bluesky_get_inode(BlueSkyFS *fs, uint64_t inum)
     inode = (BlueSkyInode *)g_hash_table_lookup(fs->inodes, &inum);
     g_mutex_unlock(fs->lock);
 
+    if (inode == NULL) {
+        bluesky_inode_fetch(fs, inum);
+        g_mutex_lock(fs->lock);
+        inode = (BlueSkyInode *)g_hash_table_lookup(fs->inodes, &inum);
+        g_mutex_unlock(fs->lock);
+    }
+
     return inode;
 }
 
@@ -166,3 +173,17 @@ void bluesky_inode_flush(BlueSkyFS *fs, BlueSkyInode *inode)
 
     bluesky_store_put(fs->store, key, data);
 }
+
+/* Fetch an inode from stable storage. */
+void bluesky_inode_fetch(BlueSkyFS *fs, uint64_t inum)
+{
+    char key[64];
+    sprintf(key, "inode-%016llx", inum);
+    BlueSkyRCStr *data = bluesky_store_get(fs->store, key);
+
+    BlueSkyInode *inode = bluesky_deserialize_inode(fs, data->data);
+    if (inode != NULL) {
+        bluesky_insert_inode(fs, inode);
+        g_print("Loaded inode %lld\n", (long long)inum);
+    }
+}