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-rw-r--r--source4/smb_server/smb/trans2.c94
1 files changed, 50 insertions, 44 deletions
diff --git a/source4/smb_server/smb/trans2.c b/source4/smb_server/smb/trans2.c
index fbddc177ed..0587779677 100644
--- a/source4/smb_server/smb/trans2.c
+++ b/source4/smb_server/smb/trans2.c
@@ -914,6 +914,7 @@ static NTSTATUS fill_domain_dfs_referraltype(struct dfs_referral_type *ref,
switch (version) {
case 3:
ZERO_STRUCTP(ref);
+ DEBUG(8, ("Called fill_domain_dfs_referraltype\n"));
ref->version = version;
ref->referral.v3.server_type = DFS_SERVER_NON_ROOT;
/* It's hard coded ... don't think it's a good way but the sizeof return not the
@@ -941,7 +942,7 @@ static NTSTATUS fill_domain_dfs_referraltype(struct dfs_referral_type *ref,
names2[i] = talloc_asprintf(names2, "\\%s", names[i]);
NT_STATUS_HAVE_NO_MEMORY(names2[i]);
}
- names2[numnames] = 0;
+ names2[numnames] = NULL;
ref->referral.v3.referrals.r2.expanded_names = names2;
}
return NT_STATUS_OK;
@@ -1348,7 +1349,7 @@ static NTSTATUS dodomain_referral(TALLOC_CTX *ctx,
}
if (!ok && resp.nb_referrals == 2) {
- DEBUG(0, (__location__ "; Not able to fit the domain and realm in DFS a "
+ DEBUG(8, (__location__ "; Not able to fit the domain and realm in DFS a "
" 56K buffer, something must be broken"));
talloc_free(context);
return NT_STATUS_INTERNAL_ERROR;
@@ -1369,6 +1370,8 @@ static NTSTATUS dodomain_referral(TALLOC_CTX *ctx,
*/
static NTSTATUS dodc_or_sysvol_referral(TALLOC_CTX *ctx,
const struct dfs_GetDFSReferral_in dfsreq,
+ const char* requesteddomain,
+ const char* requestedshare,
const char* requestedname,
struct ldb_context *ldb,
struct smb_trans2 *trans,
@@ -1384,16 +1387,13 @@ static NTSTATUS dodc_or_sysvol_referral(TALLOC_CTX *ctx,
NTSTATUS status;
unsigned int num_domain = 1;
enum ndr_err_code ndr_err;
- const char *requesteddomain;
const char *realm = lpcfg_realm(lp_ctx);
const char *domain = lpcfg_workgroup(lp_ctx);
const char *site_name = NULL; /* Name of the site where the client is */
- char *share = NULL;
bool found = false;
bool need_fqdn = false;
bool dc_referral = true;
unsigned int i;
- char *tmp;
struct dc_set **set;
char const **domain_list;
struct tsocket_address *remote_address;
@@ -1413,24 +1413,13 @@ static NTSTATUS dodc_or_sysvol_referral(TALLOC_CTX *ctx,
context = talloc_new(ctx);
NT_STATUS_HAVE_NO_MEMORY(context);
- if (requestedname[0] == '\\' && !strchr(requestedname+1,'\\')) {
- requestedname++;
- }
- requesteddomain = requestedname;
-
- if (strchr(requestedname,'\\')) {
- char *subpart;
- /* we have a second part */
- requesteddomain = talloc_strdup(context, requestedname+1);
- NT_STATUS_HAVE_NO_MEMORY_AND_FREE(requesteddomain, context);
- subpart = strchr(requesteddomain,'\\');
- subpart[0] = '\0';
- }
- tmp = strchr(requestedname + 1,'\\'); /* To get second \ if any */
+ DEBUG(10, ("in this we have request for %s and share %s requested is %s\n",
+ requesteddomain,
+ requestedshare,
+ requestedname));
- if (tmp != NULL) {
- /* There was a share */
- share = tmp+1;
+ if (requestedshare) {
+ DEBUG(10, ("Have a non DC domain referal\n"));
dc_referral = false;
}
@@ -1514,8 +1503,13 @@ static NTSTATUS dodc_or_sysvol_referral(TALLOC_CTX *ctx,
referral = talloc(context, struct dfs_referral_type);
NT_STATUS_HAVE_NO_MEMORY_AND_FREE(referral, context);
- referral_str = talloc_asprintf(referral, "\\%s",
- requestedname);
+ if (requestedname[0] == '\\') {
+ referral_str = talloc_asprintf(referral, "%s",
+ requestedname);
+ } else {
+ referral_str = talloc_asprintf(referral, "\\%s",
+ requestedname);
+ }
NT_STATUS_HAVE_NO_MEMORY_AND_FREE(referral_str, context);
status = fill_domain_dfs_referraltype(referral, 3,
@@ -1570,12 +1564,14 @@ static NTSTATUS dodc_or_sysvol_referral(TALLOC_CTX *ctx,
NT_STATUS_HAVE_NO_MEMORY_AND_FREE(referral, context);
referral_str = talloc_asprintf(referral, "\\%s\\%s",
- set[i]->names[j], share);
+ set[i]->names[j], requestedshare);
+ DEBUG(8, ("Doing a dfs referral for %s with this value %s requested %s\n", set[i]->names[j], referral_str, requestedname));
NT_STATUS_HAVE_NO_MEMORY_AND_FREE(referral_str, context);
status = fill_normal_dfs_referraltype(referral,
dfsreq.max_referral_level,
requestedname, referral_str, j==0);
+
if (!NT_STATUS_IS_OK(status)) {
DEBUG(2, (__location__ ": Unable to fill a normal dfs referral object"));
talloc_free(context);
@@ -1622,7 +1618,7 @@ static NTSTATUS trans2_getdfsreferral(struct smbsrv_request *req,
struct ldb_context *ldb;
struct loadparm_context *lp_ctx;
const char *realm, *nbname, *requestedname;
- char *fqdn, *tmp;
+ char *fqdn, *share, *domain, *tmp;
NTSTATUS status;
lp_ctx = req->tcon->ntvfs->lp_ctx;
@@ -1651,7 +1647,7 @@ static NTSTATUS trans2_getdfsreferral(struct smbsrv_request *req,
return status;
}
- DEBUG(10, ("Requested DFS name: %s length: %u\n",
+ DEBUG(8, ("Requested DFS name: %s length: %u\n",
dfsreq.servername, (unsigned int)strlen(dfsreq.servername)));
/*
@@ -1685,31 +1681,41 @@ static NTSTATUS trans2_getdfsreferral(struct smbsrv_request *req,
}
talloc_free(fqdn);
- tmp = strchr(requestedname + 1,'\\'); /* To get second \ if any */
+ domain = talloc_strdup(context, requestedname);
+ while(*domain && *domain == '\\') {
+ domain++;
+ }
+ tmp = strchr(domain,'\\'); /* To get second \ if any */
+ share = NULL;
+ if (tmp) {
+ /*
+ * We are finishing properly the domain string
+ * and the share one will start after the \
+ */
+ tmp[0] = '\\';
+ tmp++;
+ share = talloc_strdup(context, tmp);
+ }
/*
- * If we have no slash at the first position or (foo.bar.domain.net)
- * a slash at the first position but no other slash (\foo.bar.domain.net)
- * or a slash at the first position and another slash
- * and netlogon or sysvol after the second slash
- * (\foo.bar.domain.net\sysvol) then we will handle it because
- * it's either a dc referral or a sysvol/netlogon referral
+ * Here we have filtered the thing the requested name don't contain our DNS name.
+ * So if the share == NULL or if share in ("sysvol", "netlogon")
+ * then we proceed. In the first case it will be a dc refereal in the second it will
+ * be just a sysvol/netlogon referral.
*/
- if (requestedname[0] != '\\' ||
- tmp == NULL ||
- strcasecmp(tmp+1, "sysvol") == 0 ||
- strcasecmp(tmp+1, "netlogon") == 0) {
- status = dodc_or_sysvol_referral(op, dfsreq, requestedname,
+ if (share == NULL ||
+ strcasecmp(share, "sysvol") == 0 ||
+ strcasecmp(share, "netlogon") == 0) {
+ status = dodc_or_sysvol_referral(op, dfsreq, domain, share, requestedname,
ldb, trans, req, lp_ctx);
talloc_free(context);
return status;
}
- if (requestedname[0] == '\\' &&
- tmp &&
- strchr(tmp+1, '\\') &&
- (strncasecmp(tmp+1, "sysvol", 6) == 0 ||
- strncasecmp(tmp+1, "netlogon", 8) == 0)) {
+ tmp = strchr(share, '\\');
+ if (tmp &&
+ (strncasecmp(share, "sysvol", 6) == 0 ||
+ strncasecmp(share, "netlogon", 8) == 0)) {
/*
* We have more than two \ so it something like
* \domain\sysvol\foobar
generated by cgit (git 2.34.1) at 2024-11-26 10:04:04 +0000