diff options
Diffstat (limited to 'system/openldap/openldap-mqtt-overlay.patch')
| -rw-r--r-- | system/openldap/openldap-mqtt-overlay.patch | 447 |
1 files changed, 0 insertions, 447 deletions
diff --git a/system/openldap/openldap-mqtt-overlay.patch b/system/openldap/openldap-mqtt-overlay.patch deleted file mode 100644 index 795480f1e..000000000 --- a/system/openldap/openldap-mqtt-overlay.patch +++ /dev/null @@ -1,447 +0,0 @@ -diff --git a/contrib/slapd-modules/mqtt/Makefile b/contrib/slapd-modules/mqtt/Makefile -new file mode 100644 -index 0000000..2cb4db7 ---- /dev/null -+++ b/contrib/slapd-modules/mqtt/Makefile -@@ -0,0 +1,45 @@ -+# $OpenLDAP$ -+ -+LDAP_SRC = ../../.. -+LDAP_BUILD = ../../.. -+LDAP_INC = -I$(LDAP_BUILD)/include -I$(LDAP_SRC)/include -I$(LDAP_SRC)/servers/slapd -+LDAP_LIB = $(LDAP_BUILD)/libraries/libldap_r/libldap_r.la \ -+ $(LDAP_BUILD)/libraries/liblber/liblber.la -+ -+LIBTOOL = $(LDAP_BUILD)/libtool -+CC = gcc -+OPT = -g -O2 -Wall -+DEFS = -+INCS = $(LDAP_INC) -+LIBS = $(LDAP_LIB) -lmosquitto -+ -+PROGRAMS = mqtt.la -+LTVER = 0:0:0 -+ -+prefix=/usr/local -+exec_prefix=$(prefix) -+ldap_subdir=/openldap -+ -+libdir=$(exec_prefix)/lib -+libexecdir=$(exec_prefix)/libexec -+moduledir = $(libdir)$(ldap_subdir) -+ -+.SUFFIXES: .c .o .lo -+ -+.c.lo: -+ $(LIBTOOL) --mode=compile $(CC) $(OPT) $(DEFS) $(INCS) -c $< -+ -+all: $(PROGRAMS) -+ -+mqtt.la: mqtt.lo -+ $(LIBTOOL) --mode=link $(CC) $(OPT) -version-info $(LTVER) \ -+ -rpath $(moduledir) -module -o $@ $? $(LIBS) -+ -+clean: -+ rm -rf *.o *.lo *.la .libs -+ -+install: $(PROGRAMS) -+ mkdir -p $(DESTDIR)$(moduledir) -+ for p in $(PROGRAMS) ; do \ -+ $(LIBTOOL) --mode=install cp $$p $(DESTDIR)$(moduledir) ; \ -+ done -diff --git a/contrib/slapd-modules/mqtt/mqtt.c b/contrib/slapd-modules/mqtt/mqtt.c -new file mode 100644 -index 0000000..b3a0a31 ---- /dev/null -+++ b/contrib/slapd-modules/mqtt/mqtt.c -@@ -0,0 +1,389 @@ -+/* $OpenLDAP$ */ -+/* This work is part of OpenLDAP Software <http://www.openldap.org/>. -+ * -+ * Copyright 2014 Timo Teräs <timo.teras@iki.fi>. -+ * All rights reserved. -+ * -+ * Redistribution and use in source and binary forms, with or without -+ * modification, are permitted only as authorized by the OpenLDAP -+ * Public License. -+ * -+ * A copy of this license is available in file LICENSE in the -+ * top-level directory of the distribution or, alternatively, at -+ * http://www.OpenLDAP.org/license.html. -+ */ -+/* mqtt-overlay -+ * -+ * This is an OpenLDAP overlay that... */ -+ -+#include <mosquitto.h> -+#include <unistd.h> -+ -+#include "portable.h" -+#include "slap.h" -+#include "config.h" -+ -+typedef struct mqtt_notify_t { -+ struct mqtt_notify_t *next; -+ char *topic; -+ char *dn_group_str; -+ char *oc_group_str; -+ char *str_member; -+ -+ struct berval ndn_group; -+ ObjectClass *oc_group; -+ AttributeDescription *ad_member; -+ int notify_pending; -+} mqtt_notify_t; -+ -+typedef struct mqtt_t { -+ struct mosquitto *mq; -+ int port; -+ char *hostname, *username, *password; -+ mqtt_notify_t *notify_map; -+} mqtt_t; -+ -+static ConfigDriver mqtt_config_notify; -+ -+static ConfigTable mqttcfg[] = { -+ { "mqtt-hostname", "hostname", 2, 2, 0, -+ ARG_STRING|ARG_OFFSET, (void *)offsetof(mqtt_t, hostname), -+ "( OLcfgCtAt:5.1 NAME 'olcMqttHostname' " -+ "DESC 'Hostname of MQTT broker' " -+ "SYNTAX OMsDirectoryString SINGLE-VALUE )", -+ NULL, NULL }, -+ { "mqtt-port", "port", 2, 2, 0, -+ ARG_INT|ARG_OFFSET, (void *)offsetof(mqtt_t, port), -+ "( OLcfgCtAt:5.2 NAME 'olcMqttPort' " -+ "DESC 'Port of MQTT broker' " -+ "SYNTAX OMsInteger SINGLE-VALUE )", -+ NULL, NULL }, -+ { "mqtt-username", "username", 2, 2, 0, -+ ARG_STRING|ARG_OFFSET, (void *)offsetof(mqtt_t, username), -+ "( OLcfgCtAt:5.3 NAME 'olcMqttUsername' " -+ "DESC 'Username for MQTT broker' " -+ "SYNTAX OMsDirectoryString SINGLE-VALUE )", -+ NULL, NULL }, -+ { "mqtt-password", "password", 2, 2, 0, -+ ARG_STRING|ARG_OFFSET, (void *)offsetof(mqtt_t, password), -+ "( OLcfgCtAt:5.4 NAME 'olcMqttPassword' " -+ "DESC 'Password for MQTT broker' " -+ "SYNTAX OMsDirectoryString SINGLE-VALUE )", -+ NULL, NULL }, -+ { "mqtt-notify-password", "topic> <group-dn> <group-oc> <member-ad", 2, 5, 0, -+ ARG_MAGIC, mqtt_config_notify, -+ "( OLcfgCtAt:5.5 NAME 'olcMqttNotifyPassword' " -+ "DESC 'Notify password change on <topic>, optionally checking that the object is in the specified group.'" -+ "SYNTAX OMsDirectoryString X-ORDERED 'VALUES' )", -+ NULL, NULL }, -+ { NULL, NULL, 0, 0, 0, ARG_IGNORED } -+}; -+ -+static ConfigOCs mqttocs[] = { -+ { "( OLcfgCtOc:5.1 " -+ "NAME 'olcMqttConfig' " -+ "DESC 'MQTT configuration' " -+ "SUP olcOverlayConfig " -+ "MAY ( " -+ "olcMqttHostname " -+ "$ olcMqttPort" -+ "$ olcMqttUsername" -+ "$ olcMqttPassword" -+ "$ olcMqttNotifyPassword" -+ " ) )", -+ Cft_Overlay, mqttcfg }, -+ -+ { NULL, 0, NULL } -+}; -+ -+static int mqtt_init(BackendInfo *bi) -+{ -+ return mosquitto_lib_init(); -+} -+ -+static int mqtt_destroy(BackendInfo *bi) -+{ -+ return mosquitto_lib_cleanup(); -+} -+ -+static const char *ca_arg(ConfigArgs *c, int n) -+{ -+ return (c->argc <= n) ? NULL : c->argv[n]; -+} -+ -+static void free_notify(mqtt_notify_t *n) -+{ -+ ch_free(n->topic); -+ ch_free(n->oc_group_str); -+ ch_free(n->str_member); -+ ch_free(n->dn_group_str); -+ if (!BER_BVISNULL(&n->ndn_group)) -+ ber_memfree(n->ndn_group.bv_val); -+ ch_free(n); -+} -+ -+static void free_all_notifies(mqtt_t *mqtt) -+{ -+ mqtt_notify_t *n, *next; -+ -+ for (n = mqtt->notify_map; n; n = next) { -+ next = n->next; -+ free_notify(n); -+ } -+ mqtt->notify_map = NULL; -+} -+ -+static int mqtt_config_notify(ConfigArgs *c) -+{ -+ slap_overinst *on = (slap_overinst *)c->bi; -+ mqtt_t *mqtt = (mqtt_t *) on->on_bi.bi_private; -+ mqtt_notify_t *n, **pprev; -+ const char *text = NULL; -+ struct berval bv = BER_BVNULL, ndn = BER_BVNULL; -+ int rc, i; -+ -+ switch (c->op) { -+ case SLAP_CONFIG_EMIT: -+ for (i = 0, n = mqtt->notify_map; n; n = n->next, i++) { -+ char *ptr = c->cr_msg, *end = &c->cr_msg[sizeof(c->cr_msg)-1]; -+ -+ ptr += snprintf(ptr, end-ptr, SLAP_X_ORDERED_FMT "%s", i, n->topic); -+ if (n->dn_group_str) -+ ptr += snprintf(ptr, end-ptr, " \"%s\"", n->dn_group_str); -+ if (n->oc_group_str) -+ ptr += snprintf(ptr, end-ptr, " \"%s\"", n->oc_group_str); -+ if (n->str_member) -+ ptr += snprintf(ptr, end-ptr, " \"%s\"", n->str_member); -+ -+ bv.bv_val = c->cr_msg; -+ bv.bv_len = ptr - bv.bv_val; -+ value_add_one(&c->rvalue_vals, &bv); -+ } -+ return 0; -+ case LDAP_MOD_DELETE: -+ if (c->valx < 0) { -+ free_all_notifies(mqtt); -+ } else { -+ pprev = &mqtt->notify_map; -+ n = mqtt->notify_map; -+ for (i = 0; i < c->valx; i++) { -+ pprev = &n->next; -+ n = n->next; -+ } -+ *pprev = n->next; -+ free_notify(n); -+ } -+ return 0; -+ } -+ -+ const char *groupdn = ca_arg(c, 2); -+ const char *oc_name = ca_arg(c, 3); -+ const char *ad_name = ca_arg(c, 4); -+ ObjectClass *oc = NULL; -+ AttributeDescription *ad = NULL; -+ -+ if (groupdn) { -+ oc = oc_find(oc_name ?: SLAPD_GROUP_CLASS); -+ if (oc == NULL) { -+ Debug(LDAP_DEBUG_ANY, "mqtt_db_open: unable to find objectClass=\"%s\"\n", -+ oc_name, 0, 0); -+ return 1; -+ } -+ -+ rc = slap_str2ad(ad_name ?: SLAPD_GROUP_ATTR, &ad, &text); -+ if (rc != LDAP_SUCCESS) { -+ Debug(LDAP_DEBUG_ANY, "mqtt_db_config_notify: unable to find attribute=\"%s\": %s (%d)\n", -+ ad_name, text, rc); -+ return rc; -+ } -+ -+ ber_str2bv(groupdn, 0, 0, &bv); -+ rc = dnNormalize(0, NULL, NULL, &bv, &ndn, NULL); -+ if (rc != LDAP_SUCCESS) { -+ Debug(LDAP_DEBUG_ANY, "mqtt_db_config_notify: DN normalization failed for \"%s\": %d\n", -+ groupdn, rc, 0); -+ return rc; -+ } -+ } -+ -+ n = ch_calloc(1, sizeof(*n)); -+ n->topic = ch_strdup(c->argv[1]); -+ n->dn_group_str = groupdn ? ch_strdup(groupdn) : NULL; -+ n->oc_group_str = oc_name ? ch_strdup(oc_name) : NULL; -+ n->str_member = ad_name ? ch_strdup(ad_name) : NULL; -+ n->ndn_group = ndn; -+ n->oc_group = oc; -+ n->ad_member = ad; -+ -+ for (pprev = &mqtt->notify_map; *pprev; pprev = &(*pprev)->next); -+ *pprev = n; -+ -+ return 0; -+} -+ -+static void mqtt_send_notify(mqtt_t *mqtt, mqtt_notify_t *n) -+{ -+ Debug(LDAP_DEBUG_TRACE, "mqtt_send_notify: pub on topic '%s'\n", n->topic, 0, 0); -+ n->notify_pending = mosquitto_publish(mqtt->mq, NULL, n->topic, 0, NULL, 1, true) == MOSQ_ERR_NO_CONN; -+} -+ -+static void mqtt_on_connect(struct mosquitto *mq, void *obj, int rc) -+{ -+ slap_overinst *on = (slap_overinst *) obj; -+ mqtt_t *mqtt = (mqtt_t *) on->on_bi.bi_private; -+ mqtt_notify_t *n; -+ -+ Debug(LDAP_DEBUG_TRACE, "mqtt_on_connect: connected with status %d\n", rc, 0, 0); -+ if (rc != 0) -+ return; -+ -+ for (n = mqtt->notify_map; n; n = n->next) -+ if (n->notify_pending) -+ mqtt_send_notify(mqtt, n); -+} -+ -+static int mqtt_db_init(BackendDB *be, ConfigReply *cr) -+{ -+ slap_overinst *on = (slap_overinst *) be->bd_info; -+ -+ Debug(LDAP_DEBUG_TRACE, "mqtt_db_init: initialize overlay\n", 0, 0, 0); -+ on->on_bi.bi_private = ch_calloc(1, sizeof(mqtt_t)); -+ -+ return 0; -+} -+ -+static int mqtt_db_destroy(BackendDB *be, ConfigReply *cr) -+{ -+ slap_overinst *on = (slap_overinst *) be->bd_info; -+ mqtt_t *mqtt = on->on_bi.bi_private; -+ -+ Debug(LDAP_DEBUG_TRACE, "mqtt_db_destroy: destroy overlay\n", 0, 0, 0); -+ free_all_notifies(mqtt); -+ ch_free(mqtt); -+ -+ return 0; -+} -+ -+static int mqtt_db_open(BackendDB *be, ConfigReply *cr) -+{ -+ slap_overinst *on = (slap_overinst *) be->bd_info; -+ mqtt_t *mqtt = (mqtt_t *) on->on_bi.bi_private; -+ struct mosquitto *mq; -+ char id[256]; -+ int n; -+ -+ n = snprintf(id, sizeof(id), "openldap-mqtt/%d/", getpid()); -+ gethostname(&id[n], sizeof(id) - n); -+ -+ Debug(LDAP_DEBUG_TRACE, "mqtt_db_open, id='%s'\n", id, 0, 0); -+ mqtt->mq = mq = mosquitto_new(id, true, on); -+ if (!mq) return 1; -+ -+ if (mqtt->username && mqtt->password) -+ mosquitto_username_pw_set(mq, mqtt->username, mqtt->password); -+ -+ mosquitto_connect_callback_set(mq, mqtt_on_connect); -+ mosquitto_connect_async(mq, mqtt->hostname ?: "127.0.0.1", mqtt->port ?: 1883, 60); -+ mosquitto_loop_start(mq); -+ -+ return 0; -+} -+ -+static int mqtt_db_close(BackendDB *be, ConfigReply *cr) -+{ -+ slap_overinst *on = (slap_overinst *) be->bd_info; -+ mqtt_t *mqtt = (mqtt_t *) on->on_bi.bi_private; -+ -+ Debug(LDAP_DEBUG_TRACE, "mqtt_db_close\n", 0, 0, 0); -+ mosquitto_disconnect(mqtt->mq); -+ mosquitto_loop_stop(mqtt->mq, false); -+ mosquitto_destroy(mqtt->mq); -+ -+ free(mqtt->hostname); mqtt->hostname = NULL; -+ free(mqtt->username); mqtt->username = NULL; -+ free(mqtt->password); mqtt->password = NULL; -+ -+ return 0; -+} -+ -+static int mqtt_response(Operation *op, SlapReply *rs) -+{ -+ slap_overinst *on = (slap_overinst *) op->o_bd->bd_info; -+ mqtt_t *mqtt = (mqtt_t *) on->on_bi.bi_private; -+ Attribute *a; -+ Modifications *m; -+ bool change = false; -+ -+ switch (op->o_tag) { -+ case LDAP_REQ_ADD: -+ for (a = op->ora_e->e_attrs; a; a = a->a_next) { -+ if (a->a_desc == slap_schema.si_ad_userPassword) { -+ change = true; -+ break; -+ } -+ } -+ break; -+ case LDAP_REQ_MODIFY: -+ for (m = op->orm_modlist; m; m = m->sml_next) { -+ if (m->sml_desc == slap_schema.si_ad_userPassword) { -+ change = true; -+ break; -+ } -+ } -+ break; -+ case LDAP_REQ_EXTENDED: -+ if (ber_bvcmp(&slap_EXOP_MODIFY_PASSWD, &op->ore_reqoid) == 0) -+ change = true; -+ break; -+ } -+ -+ if (change) { -+ mqtt_notify_t *n; -+ int r, cache; -+ -+ for (n = mqtt->notify_map; n; n = n->next) { -+ if (n->oc_group) { -+ cache = op->o_do_not_cache; -+ op->o_do_not_cache = 1; -+ r = backend_group(op, NULL, &n->ndn_group, &op->o_req_ndn, n->oc_group, n->ad_member); -+ op->o_do_not_cache = cache; -+ } else { -+ r = 0; -+ } -+ -+ Debug(LDAP_DEBUG_TRACE, "tested o_req_ndn='%s' in ndn_group='%s' r=%d\n", -+ op->o_req_ndn.bv_val, n->ndn_group.bv_val, r); -+ -+ if (r == 0) -+ mqtt_send_notify(mqtt, n); -+ } -+ } -+ -+ return SLAP_CB_CONTINUE; -+} -+ -+static int mqtt_init_overlay() -+{ -+ static slap_overinst ov; -+ int rc; -+ -+ ov.on_bi.bi_type = "mqtt"; -+ ov.on_bi.bi_init = mqtt_init; -+ ov.on_bi.bi_destroy = mqtt_destroy; -+ ov.on_bi.bi_db_init = mqtt_db_init; -+ ov.on_bi.bi_db_destroy = mqtt_db_destroy; -+ ov.on_bi.bi_db_open = mqtt_db_open; -+ ov.on_bi.bi_db_close = mqtt_db_close; -+ ov.on_bi.bi_cf_ocs = mqttocs; -+ ov.on_response = mqtt_response; -+ -+ rc = config_register_schema(mqttcfg, mqttocs); -+ if (rc) return rc; -+ -+ return overlay_register(&ov); -+} -+ -+int init_module(int argc, char *argv[]) -+{ -+ return mqtt_init_overlay(); -+} - |