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path: root/source4/lib/policy/gp_ldap.c
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Diffstat (limited to 'source4/lib/policy/gp_ldap.c')
-rw-r--r--source4/lib/policy/gp_ldap.c104
1 files changed, 85 insertions, 19 deletions
diff --git a/source4/lib/policy/gp_ldap.c b/source4/lib/policy/gp_ldap.c
index f2183b3439..95d9808243 100644
--- a/source4/lib/policy/gp_ldap.c
+++ b/source4/lib/policy/gp_ldap.c
@@ -58,26 +58,30 @@ static NTSTATUS parse_gpo(TALLOC_CTX *mem_ctx, struct ldb_message *msg, struct g
enum ndr_err_code ndr_err;
const DATA_BLOB *data;
+ NT_STATUS_HAVE_NO_MEMORY(gpo);
+
gpo->dn = talloc_strdup(mem_ctx, ldb_dn_get_linearized(msg->dn));
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(gpo->dn, gpo);
DEBUG(9, ("Parsing GPO LDAP data for %s\n", gpo->dn));
- gpo->display_name = ldb_msg_find_attr_as_string(msg, "displayName", "");
- gpo->name = ldb_msg_find_attr_as_string(msg, "name", "");
- gpo->flags = ldb_msg_find_attr_as_uint(msg, "name", 0);
- gpo->version = ldb_msg_find_attr_as_uint(msg, "version", 0);
- gpo->file_sys_path = ldb_msg_find_attr_as_string(msg, "gPCFileSysPath", "");
+ gpo->display_name = talloc_strdup(gpo, ldb_msg_find_attr_as_string(msg, "displayName", ""));
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(gpo->display_name, gpo);
+
+ gpo->name = talloc_strdup(gpo, ldb_msg_find_attr_as_string(msg, "name", ""));
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(gpo->name, gpo);
+
+ gpo->flags = ldb_msg_find_attr_as_uint(msg, "flags", 0);
+ gpo->version = ldb_msg_find_attr_as_uint(msg, "versionNumber", 0);
- if (gpo->display_name[0] != '\0')
- gpo->display_name = talloc_strdup(mem_ctx, gpo->display_name);
- if (gpo->name[0] != '\0')
- gpo->name = talloc_strdup(mem_ctx, gpo->name);
- if (gpo->file_sys_path[0] != '\0')
- gpo->file_sys_path = talloc_strdup(mem_ctx, gpo->file_sys_path);
+ gpo->file_sys_path = talloc_strdup(gpo, ldb_msg_find_attr_as_string(msg, "gPCFileSysPath", ""));
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(gpo->file_sys_path, gpo);
/* Pull the security descriptor through the NDR library */
data = ldb_msg_find_ldb_val(msg, "nTSecurityDescriptor");
- gpo->security_descriptor = talloc(mem_ctx, struct security_descriptor);
+ gpo->security_descriptor = talloc(gpo, struct security_descriptor);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(gpo->security_descriptor, gpo);
+
ndr_err = ndr_pull_struct_blob(data,
mem_ctx,
gpo->security_descriptor,
@@ -95,11 +99,14 @@ NTSTATUS gp_get_gpo_flags(TALLOC_CTX *mem_ctx, uint32_t flags, const char ***ret
unsigned int i, count=0;
const char **flag_strs = talloc_array(mem_ctx, const char *, 1);
+ NT_STATUS_HAVE_NO_MEMORY(flag_strs);
+
flag_strs[0] = NULL;
for (i = 0; gpo_flags[i].str != NULL; i++) {
if (flags & gpo_flags[i].flags) {
flag_strs = talloc_realloc(mem_ctx, flag_strs, const char *, count+2);
+ NT_STATUS_HAVE_NO_MEMORY(flag_strs);
flag_strs[count] = gpo_flags[i].str;
flag_strs[count+1] = NULL;
count++;
@@ -114,11 +121,13 @@ NTSTATUS gp_get_gplink_options(TALLOC_CTX *mem_ctx, uint32_t options, const char
unsigned int i, count=0;
const char **flag_strs = talloc_array(mem_ctx, const char *, 1);
+ NT_STATUS_HAVE_NO_MEMORY(flag_strs);
flag_strs[0] = NULL;
for (i = 0; gplink_options[i].str != NULL; i++) {
if (options & gplink_options[i].flags) {
flag_strs = talloc_realloc(mem_ctx, flag_strs, const char *, count+2);
+ NT_STATUS_HAVE_NO_MEMORY(flag_strs);
flag_strs[count] = gplink_options[i].str;
flag_strs[count+1] = NULL;
count++;
@@ -147,6 +156,7 @@ NTSTATUS gp_init(TALLOC_CTX *mem_ctx,
/* Prepare libnet lookup structure for looking a DC (PDC is correct). */
io = talloc_zero(mem_ctx, struct libnet_LookupDCs);
+ NT_STATUS_HAVE_NO_MEMORY(io);
io->in.name_type = NBT_NAME_PDC;
io->in.domain_name = lp_workgroup(lp_ctx);
@@ -159,6 +169,7 @@ NTSTATUS gp_init(TALLOC_CTX *mem_ctx,
/* Connect to ldap://DC_NAME with all relevant contexts*/
url = talloc_asprintf(mem_ctx, "ldap://%s", io->out.dcs[0].name);
+ NT_STATUS_HAVE_NO_MEMORY(url);
ldb_ctx = ldb_wrap_connect(mem_ctx, net_ctx->event_ctx, lp_ctx,
url, NULL, net_ctx->cred, 0);
if (ldb_ctx == NULL) {
@@ -168,6 +179,8 @@ NTSTATUS gp_init(TALLOC_CTX *mem_ctx,
*gp_ctx = talloc_zero(mem_ctx, struct gp_context);
+ NT_STATUS_HAVE_NO_MEMORY(gp_ctx);
+
(*gp_ctx)->lp_ctx = lp_ctx;
(*gp_ctx)->credentials = credentials;
(*gp_ctx)->ev_ctx = ev_ctx;
@@ -192,6 +205,7 @@ NTSTATUS gp_list_all_gpos(struct gp_context *gp_ctx, struct gp_object ***ret)
/* Create a forked memory context, as a base for everything here */
mem_ctx = talloc_new(gp_ctx);
+ NT_STATUS_HAVE_NO_MEMORY(mem_ctx);
/* Create full ldb dn of the policies base object */
dn = ldb_get_default_basedn(gp_ctx->ldb_ctx);
@@ -205,6 +219,8 @@ NTSTATUS gp_list_all_gpos(struct gp_context *gp_ctx, struct gp_object ***ret)
DEBUG(10, ("Searching for policies in DN: %s\n", ldb_dn_get_linearized(dn)));
attrs = talloc_array(mem_ctx, const char *, 7);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(attrs, mem_ctx);
+
attrs[0] = "nTSecurityDescriptor";
attrs[1] = "versionNumber";
attrs[2] = "flags";
@@ -221,6 +237,8 @@ NTSTATUS gp_list_all_gpos(struct gp_context *gp_ctx, struct gp_object ***ret)
}
gpo = talloc_array(gp_ctx, struct gp_object *, result->count+1);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(gpo, mem_ctx);
+
gpo[result->count] = NULL;
for (i = 0; i < result->count; i++) {
@@ -250,11 +268,14 @@ NTSTATUS gp_get_gpo_info(struct gp_context *gp_ctx, const char *dn_str, struct g
/* Create a forked memory context, as a base for everything here */
mem_ctx = talloc_new(gp_ctx);
+ NT_STATUS_HAVE_NO_MEMORY(mem_ctx);
/* Create an ldb dn struct for the dn string */
dn = ldb_dn_new(mem_ctx, gp_ctx->ldb_ctx, dn_str);
attrs = talloc_array(mem_ctx, const char *, 7);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(attrs, mem_ctx);
+
attrs[0] = "nTSecurityDescriptor";
attrs[1] = "versionNumber";
attrs[2] = "flags";
@@ -305,6 +326,8 @@ static NTSTATUS parse_gplink (TALLOC_CTX *mem_ctx, const char *gplink_str, struc
const char *gplink_start = "[LDAP://";
gplinks = talloc_array(mem_ctx, struct gp_link *, 1);
+ NT_STATUS_HAVE_NO_MEMORY(gplinks);
+
gplinks[0] = NULL;
/* Assuming every gPLink starts with "[LDAP://" */
@@ -313,14 +336,18 @@ static NTSTATUS parse_gplink (TALLOC_CTX *mem_ctx, const char *gplink_str, struc
for (pos = start; pos < strlen(gplink_str); pos++) {
if (gplink_str[pos] == ';') {
gplinks = talloc_realloc(mem_ctx, gplinks, struct gp_link *, idx+2);
+ NT_STATUS_HAVE_NO_MEMORY(gplinks);
gplinks[idx] = talloc(mem_ctx, struct gp_link);
+ NT_STATUS_HAVE_NO_MEMORY(gplinks[idx]);
gplinks[idx]->dn = talloc_strndup(mem_ctx,
gplink_str + start,
pos - start);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(gplinks[idx]->dn, gplinks);
for (start = pos + 1; gplink_str[pos] != ']'; pos++);
buf = talloc_strndup(gplinks, gplink_str + start, pos - start);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(buf, gplinks);
gplinks[idx]->options = (uint32_t) strtoll(buf, &end, 0);
talloc_free(buf);
@@ -353,6 +380,7 @@ NTSTATUS gp_get_gplinks(struct gp_context *gp_ctx, const char *dn_str, struct gp
/* Create a forked memory context, as a base for everything here */
mem_ctx = talloc_new(gp_ctx);
+ NT_STATUS_HAVE_NO_MEMORY(mem_ctx);
dn = ldb_dn_new(mem_ctx, gp_ctx->ldb_ctx, dn_str);
@@ -370,11 +398,13 @@ NTSTATUS gp_get_gplinks(struct gp_context *gp_ctx, const char *dn_str, struct gp
if (strcmp(element->name, "gPLink") == 0) {
SMB_ASSERT(element->num_values > 0);
gplink_str = talloc_strdup(mem_ctx, (char *) element->values[0].data);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(gplink_str, mem_ctx);
goto found;
}
}
}
gplink_str = talloc_strdup(mem_ctx, "");
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(gplink_str, mem_ctx);
found:
@@ -411,6 +441,7 @@ NTSTATUS gp_list_gpos(struct gp_context *gp_ctx, struct security_token *token, c
/* Create a forked memory context, as a base for everything here */
mem_ctx = talloc_new(gp_ctx);
+ NT_STATUS_HAVE_NO_MEMORY(mem_ctx);
sid = dom_sid_string(mem_ctx, token->user_sid);
@@ -447,6 +478,7 @@ NTSTATUS gp_list_gpos(struct gp_context *gp_ctx, struct security_token *token, c
}
gpos = talloc_array(gp_ctx, const char *, 1);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(gpos, mem_ctx);
gpos[0] = NULL;
/* Walk through the containers until we hit the root */
@@ -526,7 +558,9 @@ NTSTATUS gp_list_gpos(struct gp_context *gp_ctx, struct security_token *token, c
/* Add the GPO to the list */
gpos = talloc_realloc(gp_ctx, gpos, const char *, count+2);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(gpos, mem_ctx);
gpos[count] = talloc_strdup(gp_ctx, gplinks[i]->dn);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(gpos[count], mem_ctx);
gpos[count+1] = NULL;
count++;
@@ -562,6 +596,7 @@ NTSTATUS gp_set_gplink(struct gp_context *gp_ctx, const char *dn_str, struct gp_
/* Create a forked memory context, as a base for everything here */
mem_ctx = talloc_new(gp_ctx);
+ NT_STATUS_HAVE_NO_MEMORY(mem_ctx);
dn = ldb_dn_new(mem_ctx, gp_ctx->ldb_ctx, dn_str);
@@ -588,15 +623,19 @@ NTSTATUS gp_set_gplink(struct gp_context *gp_ctx, const char *dn_str, struct gp_
start++;
}
gplink_str = talloc_asprintf(mem_ctx, "%s;%d%s", gplink_str, gplink->options, start);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(gplink_str, mem_ctx);
} else {
/* Prepend the new GPO link to the string. This list is backwards in priority. */
gplink_str = talloc_asprintf(mem_ctx, "[LDAP://%s;%d]%s", gplink->dn, gplink->options, gplink_str);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(gplink_str, mem_ctx);
}
msg = ldb_msg_new(mem_ctx);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(msg, mem_ctx);
+
msg->dn = dn;
rv = ldb_msg_add_string(msg, "gPLink", gplink_str);
@@ -625,12 +664,13 @@ NTSTATUS gp_del_gplink(struct gp_context *gp_ctx, const char *dn_str, const char
struct ldb_dn *dn;
struct ldb_message *msg;
const char *attrs[] = { "gPLink", NULL };
- const char *gplink_str;
+ const char *gplink_str, *search_string;
int rv;
char *p;
/* Create a forked memory context, as a base for everything here */
mem_ctx = talloc_new(gp_ctx);
+ NT_STATUS_HAVE_NO_MEMORY(mem_ctx);
dn = ldb_dn_new(mem_ctx, gp_ctx->ldb_ctx, dn_str);
@@ -649,7 +689,10 @@ NTSTATUS gp_del_gplink(struct gp_context *gp_ctx, const char *dn_str, const char
gplink_str = ldb_msg_find_attr_as_string(result->msgs[0], "gPLink", "");
/* If this GPO link already exists, alter the options, else add it */
- p = strcasestr(gplink_str, talloc_asprintf(mem_ctx, "[LDAP://%s", gplink_dn));
+ search_string = talloc_asprintf(mem_ctx, "[LDAP://%s]", gplink_dn);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(search_string, mem_ctx);
+
+ p = strcasestr(gplink_str, search_string);
if (p == NULL) {
talloc_free(mem_ctx);
return NT_STATUS_NOT_FOUND;
@@ -662,9 +705,12 @@ NTSTATUS gp_del_gplink(struct gp_context *gp_ctx, const char *dn_str, const char
}
p++;
gplink_str = talloc_asprintf(mem_ctx, "%s%s", gplink_str, p);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(gplink_str, mem_ctx);
msg = ldb_msg_new(mem_ctx);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(msg, mem_ctx);
+
msg->dn = dn;
if (strcmp(gplink_str, "") == 0) {
@@ -704,6 +750,7 @@ NTSTATUS gp_get_inheritance(struct gp_context *gp_ctx, const char *dn_str, enum
/* Create a forked memory context, as a base for everything here */
mem_ctx = talloc_new(gp_ctx);
+ NT_STATUS_HAVE_NO_MEMORY(mem_ctx);
dn = ldb_dn_new(mem_ctx, gp_ctx->ldb_ctx, dn_str);
@@ -732,9 +779,12 @@ NTSTATUS gp_set_inheritance(struct gp_context *gp_ctx, const char *dn_str, enum
int rv;
msg = ldb_msg_new(gp_ctx);
+ NT_STATUS_HAVE_NO_MEMORY(msg);
+
msg->dn = ldb_dn_new(msg, gp_ctx->ldb_ctx, dn_str);
inheritance_string = talloc_asprintf(msg, "%d", inheritance);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(inheritance_string, msg);
rv = ldb_msg_add_string(msg, "gPOptions", inheritance_string);
if (rv != 0) {
@@ -760,20 +810,30 @@ NTSTATUS gp_create_ldap_gpo(struct gp_context *gp_ctx, struct gp_object *gpo)
struct ldb_message *msg;
TALLOC_CTX *mem_ctx;
int rv;
- char *dn_str;
+ char *dn_str, *flags_str, *version_str;
struct ldb_dn *child_dn, *gpo_dn;
mem_ctx = talloc_new(gp_ctx);
+ NT_STATUS_HAVE_NO_MEMORY(mem_ctx);
/* CN={GUID} */
msg = ldb_msg_new(mem_ctx);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(msg, mem_ctx);
msg->dn = ldb_get_default_basedn(gp_ctx->ldb_ctx);
dn_str = talloc_asprintf(mem_ctx, "CN=%s,CN=Policies,CN=System", gpo->name);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(dn_str, mem_ctx);
+
child_dn = ldb_dn_new(mem_ctx, gp_ctx->ldb_ctx, dn_str);
rv = ldb_dn_add_child(msg->dn, child_dn);
if (!rv) goto ldb_msg_add_error;
+ flags_str = talloc_asprintf(mem_ctx, "%d", gpo->flags);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(flags_str, mem_ctx);
+
+ version_str = talloc_asprintf(mem_ctx, "%d", gpo->version);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(version_str, mem_ctx);
+
rv = ldb_msg_add_string(msg, "objectClass", "top");
if (rv != LDB_SUCCESS) goto ldb_msg_add_error;
rv = ldb_msg_add_string(msg, "objectClass", "container");
@@ -788,11 +848,9 @@ NTSTATUS gp_create_ldap_gpo(struct gp_context *gp_ctx, struct gp_object *gpo)
if (rv != LDB_SUCCESS) goto ldb_msg_add_error;
rv = ldb_msg_add_string(msg, "gPCFileSysPath", gpo->file_sys_path);
if (rv != LDB_SUCCESS) goto ldb_msg_add_error;
- rv = ldb_msg_add_string(msg, "flags",
- talloc_asprintf(mem_ctx, "%d", gpo->flags));
+ rv = ldb_msg_add_string(msg, "flags", flags_str);
if (rv != LDB_SUCCESS) goto ldb_msg_add_error;
- rv = ldb_msg_add_string(msg, "versionNumber",
- talloc_asprintf(mem_ctx, "%d", gpo->version));
+ rv = ldb_msg_add_string(msg, "versionNumber", version_str);
if (rv != LDB_SUCCESS) goto ldb_msg_add_error;
rv = ldb_msg_add_string(msg, "showInAdvancedViewOnly", "TRUE");
if (rv != LDB_SUCCESS) goto ldb_msg_add_error;
@@ -810,6 +868,8 @@ NTSTATUS gp_create_ldap_gpo(struct gp_context *gp_ctx, struct gp_object *gpo)
/* CN=User */
msg = ldb_msg_new(mem_ctx);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(msg, mem_ctx);
+
msg->dn = ldb_dn_copy(mem_ctx, gpo_dn);
child_dn = ldb_dn_new(mem_ctx, gp_ctx->ldb_ctx, "CN=User");
rv = ldb_dn_add_child(msg->dn, child_dn);
@@ -835,6 +895,8 @@ NTSTATUS gp_create_ldap_gpo(struct gp_context *gp_ctx, struct gp_object *gpo)
/* CN=Machine */
msg = ldb_msg_new(mem_ctx);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(msg, mem_ctx);
+
msg->dn = ldb_dn_copy(mem_ctx, gpo_dn);
child_dn = ldb_dn_new(mem_ctx, gp_ctx->ldb_ctx, "CN=Machine");
rv = ldb_dn_add_child(msg->dn, child_dn);
@@ -859,6 +921,7 @@ NTSTATUS gp_create_ldap_gpo(struct gp_context *gp_ctx, struct gp_object *gpo)
}
gpo->dn = talloc_strdup(gpo, ldb_dn_get_linearized(gpo_dn));
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(gpo->dn, mem_ctx);
talloc_free(mem_ctx);
return NT_STATUS_OK;
@@ -879,6 +942,7 @@ NTSTATUS gp_set_ads_acl (struct gp_context *gp_ctx, const char *dn_str, const st
/* Create a forked memory context to clean up easily */
mem_ctx = talloc_new(gp_ctx);
+ NT_STATUS_HAVE_NO_MEMORY(mem_ctx);
/* Push the security descriptor through the NDR library */
ndr_err = ndr_push_struct_blob(&data,
@@ -892,6 +956,8 @@ NTSTATUS gp_set_ads_acl (struct gp_context *gp_ctx, const char *dn_str, const st
/* Create a LDB message */
msg = ldb_msg_new(mem_ctx);
+ NT_STATUS_HAVE_NO_MEMORY_AND_FREE(msg, mem_ctx);
+
msg->dn = ldb_dn_new(mem_ctx, gp_ctx->ldb_ctx, dn_str);
rv = ldb_msg_add_value(msg, "nTSecurityDescriptor", &data, NULL);
generated by cgit (git 2.34.1) at 2024-12-18 01:10:46 +0000