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-rw-r--r--source3/rpc_server/srv_dfs_nt.c13
-rw-r--r--source3/smbd/msdfs.c70
2 files changed, 53 insertions, 30 deletions
diff --git a/source3/rpc_server/srv_dfs_nt.c b/source3/rpc_server/srv_dfs_nt.c
index 72b8236fb9..661d262dc4 100644
--- a/source3/rpc_server/srv_dfs_nt.c
+++ b/source3/rpc_server/srv_dfs_nt.c
@@ -78,8 +78,6 @@ WERROR _dfs_Add(pipes_struct *p, struct dfs_Add *r)
jn->referral_count += 1;
old_referral_list = jn->referral_list;
- vfs_ChDir(p->conn,p->conn->connectpath);
-
if (jn->referral_count < 1) {
return WERR_NOMEM;
}
@@ -100,10 +98,8 @@ WERROR _dfs_Add(pipes_struct *p, struct dfs_Add *r)
jn->referral_list[jn->referral_count-1].alternate_path = altpath;
if(!create_msdfs_link(jn)) {
- vfs_ChDir(p->conn,p->conn->connectpath);
return WERR_DFS_CANT_CREATE_JUNCT;
}
- vfs_ChDir(p->conn,p->conn->connectpath);
return WERR_OK;
}
@@ -147,10 +143,8 @@ WERROR _dfs_Remove(pipes_struct *p, struct dfs_Remove *r)
/* if no server-share pair given, remove the msdfs link completely */
if(!r->in.servername && !r->in.sharename) {
if(!remove_msdfs_link(jn)) {
- vfs_ChDir(p->conn,p->conn->connectpath);
return WERR_DFS_NO_SUCH_VOL;
}
- vfs_ChDir(p->conn,p->conn->connectpath);
} else {
int i=0;
/* compare each referral in the list with the one to remove */
@@ -178,16 +172,13 @@ WERROR _dfs_Remove(pipes_struct *p, struct dfs_Remove *r)
/* Only one referral, remove it */
if(jn->referral_count == 1) {
if(!remove_msdfs_link(jn)) {
- vfs_ChDir(p->conn,p->conn->connectpath);
return WERR_DFS_NO_SUCH_VOL;
}
} else {
if(!create_msdfs_link(jn)) {
- vfs_ChDir(p->conn,p->conn->connectpath);
return WERR_DFS_CANT_CREATE_JUNCT;
}
}
- vfs_ChDir(p->conn,p->conn->connectpath);
}
return WERR_OK;
@@ -287,7 +278,6 @@ WERROR _dfs_Enum(pipes_struct *p, struct dfs_Enum *r)
num_jn = 0;
jn = NULL;
}
- vfs_ChDir(p->conn,p->conn->connectpath);
DEBUG(5,("_dfs_Enum: %u junctions found in Dfs, doing level %d\n",
(unsigned int)num_jn, r->in.level));
@@ -370,12 +360,9 @@ WERROR _dfs_GetInfo(pipes_struct *p, struct dfs_GetInfo *r)
if(!NT_STATUS_IS_OK(get_referred_path(ctx, r->in.dfs_entry_path,
jn, &consumedcnt, &self_ref)) ||
consumedcnt < strlen(r->in.dfs_entry_path)) {
- vfs_ChDir(p->conn,p->conn->connectpath);
return WERR_DFS_NO_SUCH_VOL;
}
- vfs_ChDir(p->conn,p->conn->connectpath);
-
switch (r->in.level) {
case 1:
r->out.info->info1 = TALLOC_ZERO_P(ctx,struct dfs_Info1);
diff --git a/source3/smbd/msdfs.c b/source3/smbd/msdfs.c
index 062ab804cc..8e83a6c17e 100644
--- a/source3/smbd/msdfs.c
+++ b/source3/smbd/msdfs.c
@@ -218,10 +218,12 @@ static NTSTATUS parse_dfs_path(connection_struct *conn,
static NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
connection_struct **pconn,
int snum,
- const char *path)
+ const char *path,
+ char **poldcwd)
{
connection_struct *conn;
char *connpath;
+ char *oldcwd;
conn = TALLOC_ZERO_P(ctx, connection_struct);
if (conn == NULL) {
@@ -267,6 +269,14 @@ static NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
* user we will fail.... WTF ? JRA.
*/
+ oldcwd = vfs_GetWd(ctx, conn);
+ if (oldcwd == NULL) {
+ NTSTATUS status = map_nt_error_from_unix(errno);
+ DEBUG(3, ("vfs_GetWd failed: %s\n", strerror(errno)));
+ conn_free_internal(conn);
+ return status;
+ }
+
if (vfs_ChDir(conn,conn->connectpath) != 0) {
NTSTATUS status = map_nt_error_from_unix(errno);
DEBUG(3,("create_conn_struct: Can't ChDir to new conn path %s. "
@@ -277,6 +287,7 @@ static NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
}
*pconn = conn;
+ *poldcwd = oldcwd;
return NT_STATUS_OK;
}
@@ -760,6 +771,7 @@ NTSTATUS get_referred_path(TALLOC_CTX *ctx,
NTSTATUS status = NT_STATUS_NOT_FOUND;
bool dummy;
struct dfs_path *pdp = TALLOC_P(ctx, struct dfs_path);
+ char *oldpath;
if (!pdp) {
return NT_STATUS_NO_MEMORY;
@@ -868,7 +880,8 @@ NTSTATUS get_referred_path(TALLOC_CTX *ctx,
return NT_STATUS_OK;
}
- status = create_conn_struct(ctx, &conn, snum, lp_pathname(snum));
+ status = create_conn_struct(ctx, &conn, snum, lp_pathname(snum),
+ &oldpath);
if (!NT_STATUS_IS_OK(status)) {
TALLOC_FREE(pdp);
return status;
@@ -883,6 +896,7 @@ NTSTATUS get_referred_path(TALLOC_CTX *ctx,
if (!NT_STATUS_EQUAL(status, NT_STATUS_PATH_NOT_COVERED)) {
DEBUG(3,("get_referred_path: No valid referrals for path %s\n",
dfs_path));
+ vfs_ChDir(conn, oldpath);
conn_free_internal(conn);
TALLOC_FREE(pdp);
return status;
@@ -894,11 +908,13 @@ NTSTATUS get_referred_path(TALLOC_CTX *ctx,
&jucn->referral_count)) {
DEBUG(3,("get_referred_path: failed to parse symlink "
"target %s\n", targetpath ));
+ vfs_ChDir(conn, oldpath);
conn_free_internal(conn);
TALLOC_FREE(pdp);
return NT_STATUS_NOT_FOUND;
}
+ vfs_ChDir(conn, oldpath);
conn_free_internal(conn);
TALLOC_FREE(pdp);
return NT_STATUS_OK;
@@ -1293,18 +1309,20 @@ bool create_junction(TALLOC_CTX *ctx,
**********************************************************************/
static bool junction_to_local_path(const struct junction_map *jucn,
- char **pp_path_out,
- connection_struct **conn_out)
+ char **pp_path_out,
+ connection_struct **conn_out,
+ char **oldpath)
{
int snum;
+ NTSTATUS status;
snum = lp_servicenumber(jucn->service_name);
if(snum < 0) {
return False;
}
- if (!NT_STATUS_IS_OK(create_conn_struct(talloc_tos(),
- conn_out, snum,
- lp_pathname(snum)))) {
+ status = create_conn_struct(talloc_tos(), conn_out, snum,
+ lp_pathname(snum), oldpath);
+ if (!NT_STATUS_IS_OK(status)) {
return False;
}
@@ -1313,6 +1331,8 @@ static bool junction_to_local_path(const struct junction_map *jucn,
lp_pathname(snum),
jucn->volume_name);
if (!*pp_path_out) {
+ vfs_ChDir(*conn_out, *oldpath);
+ conn_free_internal(*conn_out);
return False;
}
return True;
@@ -1321,13 +1341,14 @@ static bool junction_to_local_path(const struct junction_map *jucn,
bool create_msdfs_link(const struct junction_map *jucn)
{
char *path = NULL;
+ char *cwd;
char *msdfs_link = NULL;
connection_struct *conn;
int i=0;
bool insert_comma = False;
bool ret = False;
- if(!junction_to_local_path(jucn, &path, &conn)) {
+ if(!junction_to_local_path(jucn, &path, &conn, &cwd)) {
return False;
}
@@ -1385,7 +1406,7 @@ bool create_msdfs_link(const struct junction_map *jucn)
ret = True;
out:
-
+ vfs_ChDir(conn, cwd);
conn_free_internal(conn);
return ret;
}
@@ -1393,15 +1414,19 @@ out:
bool remove_msdfs_link(const struct junction_map *jucn)
{
char *path = NULL;
+ char *cwd;
connection_struct *conn;
bool ret = False;
- if( junction_to_local_path(jucn, &path, &conn) ) {
- if( SMB_VFS_UNLINK(conn, path) == 0 ) {
- ret = True;
- }
+ if (!junction_to_local_path(jucn, &path, &conn, &cwd)) {
+ return false;
+ }
+
+ if( SMB_VFS_UNLINK(conn, path) == 0 ) {
+ ret = True;
}
+ vfs_ChDir(conn, cwd);
conn_free_internal(conn);
return ret;
}
@@ -1418,6 +1443,8 @@ static int count_dfs_links(TALLOC_CTX *ctx, int snum)
const char *connect_path = lp_pathname(snum);
const char *msdfs_proxy = lp_msdfs_proxy(snum);
connection_struct *conn;
+ NTSTATUS status;
+ char *cwd;
if(*connect_path == '\0') {
return 0;
@@ -1427,8 +1454,11 @@ static int count_dfs_links(TALLOC_CTX *ctx, int snum)
* Fake up a connection struct for the VFS layer.
*/
- if (!NT_STATUS_IS_OK(create_conn_struct(talloc_tos(),
- &conn, snum, connect_path))) {
+ status = create_conn_struct(talloc_tos(), &conn, snum, connect_path,
+ &cwd);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(3, ("create_conn_struct failed: %s\n",
+ nt_errstr(status)));
return 0;
}
@@ -1457,7 +1487,7 @@ static int count_dfs_links(TALLOC_CTX *ctx, int snum)
SMB_VFS_CLOSEDIR(conn,dirp);
out:
-
+ vfs_ChDir(conn, cwd);
conn_free_internal(conn);
return cnt;
}
@@ -1478,6 +1508,8 @@ static int form_junctions(TALLOC_CTX *ctx,
const char *msdfs_proxy = lp_msdfs_proxy(snum);
connection_struct *conn;
struct referral *ref = NULL;
+ char *cwd;
+ NTSTATUS status;
if (jn_remain == 0) {
return 0;
@@ -1491,7 +1523,10 @@ static int form_junctions(TALLOC_CTX *ctx,
* Fake up a connection struct for the VFS layer.
*/
- if (!NT_STATUS_IS_OK(create_conn_struct(ctx, &conn, snum, connect_path))) {
+ status = create_conn_struct(ctx, &conn, snum, connect_path, &cwd);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(3, ("create_conn_struct failed: %s\n",
+ nt_errstr(status)));
return 0;
}
@@ -1577,6 +1612,7 @@ out:
SMB_VFS_CLOSEDIR(conn,dirp);
}
+ vfs_ChDir(conn, cwd);
conn_free_internal(conn);
return cnt;
}
generated by cgit (git 2.34.1) at 2024-11-01 03:24:20 +0000