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-rw-r--r--source3/nsswitch/libwbclient/wbc_idmap.c86
-rw-r--r--source3/nsswitch/libwbclient/wbclient.h9
-rw-r--r--source3/nsswitch/wbinfo.c74
-rw-r--r--source3/nsswitch/winbind_struct_protocol.h6
4 files changed, 173 insertions, 2 deletions
diff --git a/source3/nsswitch/libwbclient/wbc_idmap.c b/source3/nsswitch/libwbclient/wbc_idmap.c
index 1615fd33ee..6652f67636 100644
--- a/source3/nsswitch/libwbclient/wbc_idmap.c
+++ b/source3/nsswitch/libwbclient/wbc_idmap.c
@@ -362,6 +362,92 @@ wbcErr wbcSetGidMapping(gid_t gid, const struct wbcDomainSid *sid)
return wbc_status;
}
+/** @brief Remove a user id mapping
+ *
+ * @param uid Uid of the mapping to remove.
+ * @param *sid Pointer to the sid of the mapping to remove.
+ *
+ * @return #wbcErr
+ **/
+wbcErr wbcRemoveUidMapping(uid_t uid, const struct wbcDomainSid *sid)
+{
+ struct winbindd_request request;
+ struct winbindd_response response;
+ wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE;
+ char *sid_string = NULL;
+
+ if (!sid) {
+ return WBC_ERR_INVALID_PARAM;
+ }
+
+ /* Initialise request */
+
+ ZERO_STRUCT(request);
+ ZERO_STRUCT(response);
+
+ /* Make request */
+
+ request.data.dual_idmapset.id = uid;
+ request.data.dual_idmapset.type = _ID_TYPE_UID;
+
+ wbc_status = wbcSidToString(sid, &sid_string);
+ BAIL_ON_WBC_ERROR(wbc_status);
+
+ strncpy(request.data.dual_idmapset.sid, sid_string,
+ sizeof(request.data.dual_idmapset.sid)-1);
+ wbcFreeMemory(sid_string);
+
+ wbc_status = wbcRequestResponse(WINBINDD_REMOVE_MAPPING,
+ &request, &response);
+ BAIL_ON_WBC_ERROR(wbc_status);
+
+ done:
+ return wbc_status;
+}
+
+/** @brief Remove a group id mapping
+ *
+ * @param gid Gid of the mapping to remove.
+ * @param *sid Pointer to the sid of the mapping to remove.
+ *
+ * @return #wbcErr
+ **/
+wbcErr wbcRemoveGidMapping(gid_t gid, const struct wbcDomainSid *sid)
+{
+ struct winbindd_request request;
+ struct winbindd_response response;
+ wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE;
+ char *sid_string = NULL;
+
+ if (!sid) {
+ return WBC_ERR_INVALID_PARAM;
+ }
+
+ /* Initialise request */
+
+ ZERO_STRUCT(request);
+ ZERO_STRUCT(response);
+
+ /* Make request */
+
+ request.data.dual_idmapset.id = gid;
+ request.data.dual_idmapset.type = _ID_TYPE_GID;
+
+ wbc_status = wbcSidToString(sid, &sid_string);
+ BAIL_ON_WBC_ERROR(wbc_status);
+
+ strncpy(request.data.dual_idmapset.sid, sid_string,
+ sizeof(request.data.dual_idmapset.sid)-1);
+ wbcFreeMemory(sid_string);
+
+ wbc_status = wbcRequestResponse(WINBINDD_REMOVE_MAPPING,
+ &request, &response);
+ BAIL_ON_WBC_ERROR(wbc_status);
+
+ done:
+ return wbc_status;
+}
+
/** @brief Set the highwater mark for allocated uids.
*
* @param uid_hwm The new uid highwater mark value
diff --git a/source3/nsswitch/libwbclient/wbclient.h b/source3/nsswitch/libwbclient/wbclient.h
index 662e0cdf8d..9c3d1998e0 100644
--- a/source3/nsswitch/libwbclient/wbclient.h
+++ b/source3/nsswitch/libwbclient/wbclient.h
@@ -57,9 +57,12 @@ const char *wbcErrorString(wbcErr error);
/**
* @brief Some useful details about the wbclient library
*
+ * 0.1: Initial version
+ * 0.2: Added wbcRemoveUidMapping()
+ * Added wbcRemoveGidMapping()
**/
#define WBCLIENT_MAJOR_VERSION 0
-#define WBCLIENT_MINOR_VERSION 1
+#define WBCLIENT_MINOR_VERSION 2
#define WBCLIENT_VENDOR_VERSION "Samba libwbclient"
struct wbcLibraryDetails {
uint16_t major_version;
@@ -555,6 +558,10 @@ wbcErr wbcSetUidMapping(uid_t uid, const struct wbcDomainSid *sid);
wbcErr wbcSetGidMapping(gid_t gid, const struct wbcDomainSid *sid);
+wbcErr wbcRemoveUidMapping(uid_t uid, const struct wbcDomainSid *sid);
+
+wbcErr wbcRemoveGidMapping(gid_t gid, const struct wbcDomainSid *sid);
+
wbcErr wbcSetUidHwm(uid_t uid_hwm);
wbcErr wbcSetGidHwm(gid_t gid_hwm);
diff --git a/source3/nsswitch/wbinfo.c b/source3/nsswitch/wbinfo.c
index 27df52f92c..d5eee7e8f8 100644
--- a/source3/nsswitch/wbinfo.c
+++ b/source3/nsswitch/wbinfo.c
@@ -811,6 +811,54 @@ static bool wbinfo_set_gid_mapping(gid_t gid, const char *sid_str)
return true;
}
+static bool wbinfo_remove_uid_mapping(uid_t uid, const char *sid_str)
+{
+ wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE;
+ struct wbcDomainSid sid;
+
+ /* Send request */
+
+ wbc_status = wbcStringToSid(sid_str, &sid);
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
+ return false;
+ }
+
+ wbc_status = wbcRemoveUidMapping(uid, &sid);
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
+ return false;
+ }
+
+ /* Display response */
+
+ d_printf("Removed uid %d to sid %s mapping\n", uid, sid_str);
+
+ return true;
+}
+
+static bool wbinfo_remove_gid_mapping(gid_t gid, const char *sid_str)
+{
+ wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE;
+ struct wbcDomainSid sid;
+
+ /* Send request */
+
+ wbc_status = wbcStringToSid(sid_str, &sid);
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
+ return false;
+ }
+
+ wbc_status = wbcRemoveGidMapping(gid, &sid);
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
+ return false;
+ }
+
+ /* Display response */
+
+ d_printf("Removed gid %d to sid %s mapping\n", gid, sid_str);
+
+ return true;
+}
+
/* Convert sid to string */
static bool wbinfo_lookupsid(const char *sid_str)
@@ -1489,6 +1537,8 @@ enum {
OPT_ALLOCATE_GID,
OPT_SET_UID_MAPPING,
OPT_SET_GID_MAPPING,
+ OPT_REMOVE_UID_MAPPING,
+ OPT_REMOVE_GID_MAPPING,
OPT_SEPARATOR,
OPT_LIST_ALL_DOMAINS,
OPT_LIST_OWN_DOMAIN,
@@ -1538,6 +1588,8 @@ int main(int argc, char **argv, char **envp)
"Get a new GID out of idmap" },
{ "set-uid-mapping", 0, POPT_ARG_STRING, &string_arg, OPT_SET_UID_MAPPING, "Create or modify uid to sid mapping in idmap", "UID,SID" },
{ "set-gid-mapping", 0, POPT_ARG_STRING, &string_arg, OPT_SET_GID_MAPPING, "Create or modify gid to sid mapping in idmap", "GID,SID" },
+ { "remove-uid-mapping", 0, POPT_ARG_STRING, &string_arg, OPT_REMOVE_UID_MAPPING, "Remove uid to sid mapping in idmap", "UID,SID" },
+ { "remove-gid-mapping", 0, POPT_ARG_STRING, &string_arg, OPT_REMOVE_GID_MAPPING, "Remove gid to sid mapping in idmap", "GID,SID" },
{ "check-secret", 't', POPT_ARG_NONE, 0, 't', "Check shared secret" },
{ "trusted-domains", 'm', POPT_ARG_NONE, 0, 'm', "List trusted domains" },
{ "all-domains", 0, POPT_ARG_NONE, 0, OPT_LIST_ALL_DOMAINS, "List all domains (trusted and own domain)" },
@@ -1726,6 +1778,28 @@ int main(int argc, char **argv, char **envp)
goto done;
}
break;
+ case OPT_REMOVE_UID_MAPPING:
+ if (!parse_mapping_arg(string_arg, &int_subarg,
+ &string_subarg) ||
+ !wbinfo_remove_uid_mapping(int_subarg,
+ string_subarg))
+ {
+ d_fprintf(stderr, "Could not remove uid to sid "
+ "mapping\n");
+ goto done;
+ }
+ break;
+ case OPT_REMOVE_GID_MAPPING:
+ if (!parse_mapping_arg(string_arg, &int_subarg,
+ &string_subarg) ||
+ !wbinfo_remove_gid_mapping(int_subarg,
+ string_subarg))
+ {
+ d_fprintf(stderr, "Could not remove gid to sid "
+ "mapping\n");
+ goto done;
+ }
+ break;
case 't':
if (!wbinfo_check_secret()) {
d_fprintf(stderr, "Could not check secret\n");
diff --git a/source3/nsswitch/winbind_struct_protocol.h b/source3/nsswitch/winbind_struct_protocol.h
index 169b4a8c95..e16103465f 100644
--- a/source3/nsswitch/winbind_struct_protocol.h
+++ b/source3/nsswitch/winbind_struct_protocol.h
@@ -41,7 +41,9 @@
/* Update this when you change the interface. */
-#define WINBIND_INTERFACE_VERSION 19
+/* Version 20: added WINBINDD_REMOVE_MAPPING command */
+
+#define WINBIND_INTERFACE_VERSION 20
/* Have to deal with time_t being 4 or 8 bytes due to structure alignment.
On a 64bit Linux box, we have to support a constant structure size
@@ -104,6 +106,7 @@ enum winbindd_cmd {
WINBINDD_ALLOCATE_UID,
WINBINDD_ALLOCATE_GID,
WINBINDD_SET_MAPPING,
+ WINBINDD_REMOVE_MAPPING,
WINBINDD_SET_HWM,
/* Miscellaneous other stuff */
@@ -150,6 +153,7 @@ enum winbindd_cmd {
WINBINDD_DUAL_UID2SID,
WINBINDD_DUAL_GID2SID,
WINBINDD_DUAL_SET_MAPPING,
+ WINBINDD_DUAL_REMOVE_MAPPING,
WINBINDD_DUAL_SET_HWM,
/* Wrapper around possibly blocking unix nss calls */
generated by cgit (git 2.34.1) at 2024-12-04 00:30:13 +0000