Changeset 7bf29e5 in mainline for uspace/srv/volsrv/volume.c

Timestamp:

2025-01-09T11:29:38Z (7 months ago)

Author:

Miroslav Cimerman <mc@…>

Children:

a5c2960e

Parents:

bc3d695 (diff), 4e1221c (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge 'upstream/master' into helenraid-para

File:

• uspace/srv/volsrv/volume.c (modified) (1 diff)

uspace/srv/volsrv/volume.c

@@ -185 +185 @@
                 free(volumes);
 
+        return rc;
+}
+
+/** Merge list of volumes into new file.
+ *
+ * @param volumes List of volumes
+ * @param cfg_path Path to file containing configuration repository in SIF
+ * @return EOK on success, ENOMEM if out of memory
+ */
+errno_t vol_volumes_merge_to(vol_volumes_t *volumes, const char *cfg_path)
+{
+        sif_doc_t *doc = NULL;
+        sif_node_t *node;
+        const char *ntype;
+        char *dcfg_path;
+        errno_t rc;
+
+        dcfg_path = str_dup(cfg_path);
+        if (dcfg_path == NULL) {
+                rc = ENOMEM;
+                goto error;
+        }
+
+        free(volumes->cfg_path);
+        volumes->cfg_path = dcfg_path;
+
+        /* Try opening existing repository */
+        rc = sif_load(cfg_path, &doc);
+        if (rc != EOK) {
+                /* Failed to open existing, create new repository */
+                rc = vol_volumes_sync(volumes);
+                if (rc != EOK)
+                        goto error;
+        } else {
+                /*
+                 * Loaded existing configuration. Find 'volumes' node, should
+                 * be the first child of the root node.
+                 */
+                node = sif_node_first_child(sif_get_root(doc));
+
+                /* Verify it's the correct node type */
+                ntype = sif_node_get_type(node);
+                if (str_cmp(ntype, "volumes") != 0) {
+                        rc = EIO;
+                        goto error;
+                }
+
+                rc = vol_volumes_load(node, volumes);
+                if (rc != EOK)
+                        goto error;
+
+                sif_delete(doc);
+        }
+
+        return EOK;
+error:
+        if (doc != NULL)
+                (void) sif_delete(doc);
         return rc;
 }