Fix for HDFFV-10579 H5Arename fails when creation order of attributes is tracked.

The attribute needs to be removed from the creation order index v2 B-tree before
re-inserting the renamed attribute via H5A__dense_insert().

2 files changed, 85 insertions, 38 deletions

diff --git a/src/H5Adense.c b/src/H5Adense.c
index 021fa76..81e0dc5 100644
--- a/src/H5Adense.c
+++ b/src/H5Adense.c
@@ -899,6 +899,7 @@ H5A__dense_rename(H5F_t *f, const H5O_ainfo_t *ainfo, const char *old_name,
     H5HF_t *fheap = NULL;               /* Fractal heap handle */
     H5HF_t *shared_fheap = NULL;        /* Fractal heap handle for shared header messages */
     H5B2_t *bt2_name = NULL;            /* v2 B-tree handle for name index */
+    H5B2_t *bt2_corder = NULL;          /* v2 B-tree handle for creation order ndex */
     H5A_t *attr_copy = NULL;            /* Copy of attribute to rename */
     htri_t attr_sharable;               /* Flag indicating attributes are sharable */
     htri_t shared_mesg;                 /* Should this message be stored in the Shared Message table? */
@@ -976,6 +977,33 @@ H5A__dense_rename(H5F_t *f, const H5O_ainfo_t *ainfo, const char *old_name,
     if(H5A__set_version(f, attr_copy) < 0)
         HGOTO_ERROR(H5E_ATTR, H5E_CANTSET, FAIL, "unable to update attribute version")
 
+    /* Need to remove the attribute from the creation order index v2 B-tree */
+    if(ainfo->index_corder) {
+        htri_t corder_attr_exists;  /* Attribute exists in v2 B-tree */
+
+        /* Open the creation order index v2 B-tree */
+        HDassert(H5F_addr_defined(ainfo->corder_bt2_addr));
+        if(NULL == (bt2_corder = H5B2_open(f, ainfo->corder_bt2_addr, NULL)))
+            HGOTO_ERROR(H5E_ATTR, H5E_CANTOPENOBJ, FAIL, "unable to open v2 B-tree for creation index")
+
+        /* Set up the creation order to search for */
+        udata.corder = attr_copy->shared->crt_idx;
+
+        if((corder_attr_exists = H5B2_find(bt2_corder, &udata, NULL, NULL)) < 0)
+            HGOTO_ERROR(H5E_ATTR, H5E_NOTFOUND, FAIL, "can't search for attribute in name index")
+
+        if(corder_attr_exists) {
+            H5A_bt2_ud_rm_t rm_udata;
+
+            /* Set up the creation order in user data for the v2 B-tree 'record remove' callback */
+            rm_udata.common.corder = attr_copy->shared->crt_idx;
+
+            /* Remove the record from the creation order index v2 B-tree */
+            if(H5B2_remove(bt2_corder, &rm_udata, NULL, NULL) < 0)
+                HGOTO_ERROR(H5E_ATTR, H5E_CANTREMOVE, FAIL, "unable to remove attribute from creation order index v2 B-tree")
+        }
+    }
+
     /* Insert renamed attribute back into dense storage */
     /* (Possibly making it shared) */
     if(H5A__dense_insert(f, ainfo, attr_copy) < 0)
@@ -1023,6 +1051,8 @@ done:
         HDONE_ERROR(H5E_ATTR, H5E_CLOSEERROR, FAIL, "can't close fractal heap")
     if(bt2_name && H5B2_close(bt2_name) < 0)
         HDONE_ERROR(H5E_ATTR, H5E_CLOSEERROR, FAIL, "can't close v2 B-tree for name index")
+    if(bt2_corder && H5B2_close(bt2_corder) < 0)
+        HDONE_ERROR(H5E_ATTR, H5E_CLOSEERROR, FAIL, "can't close v2 B-tree for creation order index")
     if(attr_copy)
         H5O_msg_free(H5O_ATTR_ID, attr_copy);
 
diff --git a/test/tattr.c b/test/tattr.c
index 454ea71..d8a536d 100644
--- a/test/tattr.c
+++ b/test/tattr.c
@@ -2626,6 +2626,7 @@ test_attr_dense_rename(hid_t fcpl, hid_t fapl)
     H5O_info_t  oinfo;          /* Object info */
     unsigned    u;              /* Local index variable */
     int         use_min_dset_oh = (dcpl_g != H5P_DEFAULT);
+    unsigned    use_corder;     /* Track creation order or not */
     herr_t      ret;            /* Generic return value        */
 
     /* Output message about test being performed */
@@ -2671,61 +2672,77 @@ test_attr_dense_rename(hid_t fcpl, hid_t fapl)
         CHECK(dcpl, FAIL, "H5Pcreate");
     }
 
-    /* Create a dataset */
-    dataset = H5Dcreate2(fid, DSET1_NAME, H5T_NATIVE_UCHAR, sid, H5P_DEFAULT, dcpl, H5P_DEFAULT);
-    CHECK(dataset, FAIL, "H5Dcreate2");
-
     /* Retrieve limits for compact/dense attribute storage */
     ret = H5Pget_attr_phase_change(dcpl, &max_compact, &min_dense);
     CHECK(ret, FAIL, "H5Pget_attr_phase_change");
 
-    /* Close property list */
-    ret = H5Pclose(dcpl);
-    CHECK(ret, FAIL, "H5Pclose");
+    /* Using creation order or not */
+    for(use_corder = FALSE; use_corder <= TRUE; use_corder++) {
 
-    /* Check on dataset's attribute storage status */
-    is_dense = H5O__is_attr_dense_test(dataset);
-    VERIFY(is_dense, FALSE, "H5O__is_attr_dense_test");
+        if(use_corder) {
+            ret = H5Pset_attr_creation_order(dcpl, H5P_CRT_ORDER_TRACKED | H5P_CRT_ORDER_INDEXED);
+            CHECK(ret, FAIL, "H5Pset_attr_creation_order");
+        }
 
-    /* Add attributes, until well into dense storage */
-    for(u = 0; u < (max_compact * 2); u++) {
-        /* Create attribute */
-        sprintf(attrname, "attr %02u", u);
-        attr = H5Acreate2(dataset, attrname, H5T_NATIVE_UINT, sid, H5P_DEFAULT, H5P_DEFAULT);
-        CHECK(attr, FAIL, "H5Acreate2");
+        /* Create a dataset */
+        dataset = H5Dcreate2(fid, DSET1_NAME, H5T_NATIVE_UCHAR, sid, H5P_DEFAULT, dcpl, H5P_DEFAULT);
+        CHECK(dataset, FAIL, "H5Dcreate2");
 
-        /* Write data into the attribute */
-        ret = H5Awrite(attr, H5T_NATIVE_UINT, &u);
-        CHECK(ret, FAIL, "H5Awrite");
+        /* Check on dataset's attribute storage status */
+        is_dense = H5O__is_attr_dense_test(dataset);
+        VERIFY(is_dense, FALSE, "H5O__is_attr_dense_test");
 
-        /* Close attribute */
-        ret = H5Aclose(attr);
-        CHECK(ret, FAIL, "H5Aclose");
+        /* Add attributes, until well into dense storage */
+        for(u = 0; u < (max_compact * 2); u++) {
+            /* Create attribute */
+            sprintf(attrname, "attr %02u", u);
+            attr = H5Acreate2(dataset, attrname, H5T_NATIVE_UINT, sid, H5P_DEFAULT, H5P_DEFAULT);
+            CHECK(attr, FAIL, "H5Acreate2");
 
-        /* Rename attribute */
-        sprintf(new_attrname, "new attr %02u", u);
+            /* Write data into the attribute */
+            ret = H5Awrite(attr, H5T_NATIVE_UINT, &u);
+            CHECK(ret, FAIL, "H5Awrite");
 
-        /* Rename attribute */
-        ret = H5Arename_by_name(fid, DSET1_NAME, attrname, new_attrname, H5P_DEFAULT);
-        CHECK(ret, FAIL, "H5Arename_by_name");
+            /* Close attribute */
+            ret = H5Aclose(attr);
+            CHECK(ret, FAIL, "H5Aclose");
 
-        /* Check # of attributes */
-        ret = H5Oget_info2(dataset, &oinfo, H5O_INFO_NUM_ATTRS);
-        CHECK(ret, FAIL, "H5Oget_info");
-        VERIFY(oinfo.num_attrs, (u + 1), "H5Oget_info");
-    } /* end for */
+            /* Rename attribute */
+            sprintf(new_attrname, "new attr %02u", u);
 
-    /* Check on dataset's attribute storage status */
-    is_dense = H5O__is_attr_dense_test(dataset);
-    VERIFY(is_dense, TRUE, "H5O__is_attr_dense_test");
+            /* Rename attribute */
+            ret = H5Arename_by_name(fid, DSET1_NAME, attrname, new_attrname, H5P_DEFAULT);
+            CHECK(ret, FAIL, "H5Arename_by_name");
+
+            /* Check # of attributes */
+            ret = H5Oget_info2(dataset, &oinfo, H5O_INFO_NUM_ATTRS);
+            CHECK(ret, FAIL, "H5Oget_info");
+            VERIFY(oinfo.num_attrs, (u + 1), "H5Oget_info");
+        } /* end for */
+
+        /* Check on dataset's attribute storage status */
+        is_dense = H5O__is_attr_dense_test(dataset);
+        VERIFY(is_dense, TRUE, "H5O__is_attr_dense_test");
+
+        /* Close Dataset */
+        ret = H5Dclose(dataset);
+        CHECK(ret, FAIL, "H5Dclose");
+
+        if(!use_corder) {
+            /* Unlink dataset with attributes */
+            ret = H5Ldelete(fid, DSET1_NAME, H5P_DEFAULT);
+            CHECK(ret, FAIL, "H5Ldelete");
+        }
+
+    }  /* end for use_corder */
 
     /* Close dataspace */
     ret = H5Sclose(sid);
     CHECK(ret, FAIL, "H5Sclose");
 
-    /* Close Dataset */
-    ret = H5Dclose(dataset);
-    CHECK(ret, FAIL, "H5Dclose");
+    /* Close property list */
+    ret = H5Pclose(dcpl);
+    CHECK(ret, FAIL, "H5Pclose");
 
     /* Close file */
     ret = H5Fclose(fid);