+/*
+ Bacula® - The Network Backup Solution
+
+ Copyright (C) 2002-2011 Free Software Foundation Europe e.V.
+
+ The main author of Bacula is Kern Sibbald, with contributions from
+ many others, a complete list can be found in the file AUTHORS.
+ This program is Free Software; you can redistribute it and/or
+ modify it under the terms of version three of the GNU Affero General Public
+ License as published by the Free Software Foundation and included
+ in the file LICENSE.
+
+ This program is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU Affero General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA.
+
+ Bacula® is a registered trademark of Kern Sibbald.
+ The licensor of Bacula is the Free Software Foundation Europe
+ (FSFE), Fiduciary Program, Sumatrastrasse 25, 8006 Zürich,
+ Switzerland, email:ftf@fsfeurope.org.
+*/
/*
* Directory tree build/traverse routines
*
* Kern Sibbald, June MMII
*
*/
-/*
- Copyright (C) 2002-2005 Kern Sibbald
-
- This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License
- version 2 as ammended with additional clauses defined in the
- file LICENSE in the main source directory.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- the file LICENSE for additional details.
-
- */
#include "bacula.h"
#include "findlib/find.h"
+#define PAGE_SIZE 4096
+#define MAX_PAGES 2400
+#define MAX_BUF_SIZE (MAX_PAGES * PAGE_SIZE) /* approx 10MB */
/* Forward referenced subroutines */
static TREE_NODE *search_and_insert_tree_node(char *fname, int type,
memset(root, 0, sizeof(TREE_ROOT));
/* Assume filename + node = 40 characters average length */
size = count * (BALIGN(sizeof(TREE_NODE)) + 40);
- if (count > 1000000 || size > 10000000) {
- size = 10000000;
+ if (count > 1000000 || size > (MAX_BUF_SIZE / 2)) {
+ size = MAX_BUF_SIZE;
}
Dmsg2(400, "count=%d size=%d\n", count, size);
malloc_buf(root, size);
int size = sizeof(TREE_NODE);
node = (TREE_NODE *)tree_alloc(root, size);
memset(node, 0, size);
+ node->delta_seq = -1;
return node;
}
root->mem->mem -= asize;
}
-
+void tree_remove_node(TREE_ROOT *root, TREE_NODE *node)
+{
+ int asize = BALIGN(sizeof(TREE_NODE));
+ node->parent->child.remove(node);
+ if ((root->mem->mem - asize) == (char *)node) {
+ free_tree_node(root);
+ } else {
+ Dmsg0(0, "Can't release tree node\n");
+ }
+}
/*
* Allocate bytes for filename in tree structure.
if (root->mem->rem < asize) {
uint32_t mb_size;
- if (root->total_size >= 1000000) {
- mb_size = 1000000;
+ if (root->total_size >= (MAX_BUF_SIZE / 2)) {
+ mb_size = MAX_BUF_SIZE;
} else {
- mb_size = 100000;
+ mb_size = MAX_BUF_SIZE / 2;
}
malloc_buf(root, mb_size);
}
void free_tree(TREE_ROOT *root)
{
struct s_mem *mem, *rel;
+ uint32_t freed_blocks = 0;
for (mem=root->mem; mem; ) {
rel = mem;
mem = mem->next;
free(rel);
+ freed_blocks++;
}
if (root->cached_path) {
free_pool_memory(root->cached_path);
root->cached_path = NULL;
}
- Dmsg2(400, "Total size=%u blocks=%d\n", root->total_size, root->blocks);
+ Dmsg3(100, "Total size=%u blocks=%u freed_blocks=%u\n", root->total_size, root->blocks, freed_blocks);
free(root);
+ garbage_collect_memory();
return;
}
+/* Add Delta part for this node */
+void tree_add_delta_part(TREE_ROOT *root, TREE_NODE *node,
+ JobId_t JobId, int32_t FileIndex)
+{
+ struct delta_list *elt =
+ (struct delta_list*) tree_alloc(root, sizeof(struct delta_list));
+
+ elt->next = node->delta_list;
+ elt->JobId = JobId;
+ elt->FileIndex = FileIndex;
+ node->delta_list = elt;
+}
/*
* Insert a node in the tree. This is the main subroutine
*/
if (path_len > 0) {
q = path + path_len - 1;
- if (*q == '/') {
+ if (IsPathSeparator(*q)) {
*q = 0; /* strip trailing slash */
} else {
q = NULL; /* no trailing slash */
}
/* If no filename, strip last component of path as "filename" */
if (*fname == 0) {
- p = strrchr(path, '/'); /* separate path and filename */
+ p = (char *)last_path_separator(path); /* separate path and filename */
if (p) {
fname = p + 1; /* set new filename */
- *p = 0; /* terminate new path */
+ *p = '\0'; /* terminate new path */
}
} else {
p = NULL;
Dmsg0(100, "make_tree_path: parent=*root*\n");
return (TREE_NODE *)root;
}
- p = strrchr(path, '/'); /* get last dir component of path */
+ p = (char *)last_path_separator(path); /* get last dir component of path */
if (p) {
fname = p + 1;
*p = 0; /* terminate path */
TREE_NODE *node, *found_node;
node = new_tree_node(root);
node->fname = fname;
- found_node = (TREE_NODE *)parent->child.binary_insert(node, node_compare);
+ found_node = (TREE_NODE *)parent->child.insert(node, node_compare);
if (found_node != node) { /* already in list */
free_tree_node(root); /* free node allocated above */
found_node->inserted = false;
* there is only a / in the buffer, remove it since
* win32 names don't generally start with /
*/
- if (node->type == TN_DIR_NLS && buf[0] == '/' && buf[1] == 0) {
- buf[0] = 0;
+ if (node->type == TN_DIR_NLS && IsPathSeparator(buf[0]) && buf[1] == '\0') {
+ buf[0] = '\0';
}
bstrncat(buf, node->fname, buf_size);
/* Add a slash for all directories unless we are at the root,
* also add a slash to a soft linked file if it has children
* i.e. it is linked to a directory.
*/
- if ((node->type != TN_FILE && !(buf[0] == '/' && buf[1] == 0)) ||
+ if ((node->type != TN_FILE && !(IsPathSeparator(buf[0]) && buf[1] == '\0')) ||
(node->soft_link && tree_node_has_child(node))) {
bstrncat(buf, "/", buf_size);
}
*/
TREE_NODE *tree_cwd(char *path, TREE_ROOT *root, TREE_NODE *node)
{
- if (strcmp(path, ".") == 0) {
+ if (path[0] == '.' && path[1] == '\0') {
return node;
}
- if (strcmp(path, "..") == 0) {
- if (node->parent) {
- return node->parent;
+ /* Handle relative path */
+ if (path[0] == '.' && path[1] == '.' && (IsPathSeparator(path[2]) || path[2] == '\0')) {
+ TREE_NODE *parent = node->parent ? node->parent : node;
+ if (path[2] == 0) {
+ return parent;
} else {
- return node;
+ return tree_cwd(path+3, root, parent);
}
}
- if (path[0] == '/') {
+ if (IsPathSeparator(path[0])) {
Dmsg0(100, "Doing absolute lookup.\n");
return tree_relcwd(path+1, root, (TREE_NODE *)root);
}
return node;
}
/* Check the current segment only */
- p = strchr(path, '/');
- if (p) {
+ if ((p = first_path_separator(path)) != NULL) {
len = p - path;
} else {
len = strlen(path);
bstrncpy(file, dir->d_name, sizeof(file));
snprintf(pathbuf, MAXPATHLEN-1, "%s/%s", path, file);
if (lstat(pathbuf, &statbuf) < 0) {
- printf("lstat() failed. ERR=%s\n", strerror(errno));
+ berrno be;
+ printf("lstat() failed. ERR=%s\n", be.bstrerror(errno));
continue;
}
// printf("got file=%s, pathbuf=%s\n", file, pathbuf);