Code

Moved backends from src/backend/ to src/plugins/backend/.
authorSebastian Harl <sh@tokkee.org>
Tue, 19 Aug 2014 03:31:00 +0000 (20:31 -0700)
committerSebastian Harl <sh@tokkee.org>
Tue, 19 Aug 2014 03:31:00 +0000 (20:31 -0700)
src/Makefile.am
src/backend/collectd/unixsock.c [deleted file]
src/backend/mk-livestatus.c [deleted file]
src/backend/puppet/store-configs.c [deleted file]
src/plugins/backend/collectd/unixsock.c [new file with mode: 0644]
src/plugins/backend/mk-livestatus.c [new file with mode: 0644]
src/plugins/backend/puppet/store-configs.c [new file with mode: 0644]

index faea551..97c3188 100644 (file)
@@ -159,27 +159,27 @@ sysdbd_DEPENDENCIES += plugins/cname/dns.la
 endif
 
 if BUILD_PLUGIN_COLLECTD
-pkgbackendcollectdlib_LTLIBRARIES += backend/collectd/unixsock.la
-backend_collectd_unixsock_la_SOURCES = backend/collectd/unixsock.c
-backend_collectd_unixsock_la_LDFLAGS = $(AM_LDFLAGS) -module -avoid-version
-sysdbd_LDADD += -dlopen backend/collectd/unixsock.la
-sysdbd_DEPENDENCIES += backend/collectd/unixsock.la
+pkgbackendcollectdlib_LTLIBRARIES += plugins/backend/collectd/unixsock.la
+plugins_backend_collectd_unixsock_la_SOURCES = plugins/backend/collectd/unixsock.c
+plugins_backend_collectd_unixsock_la_LDFLAGS = $(AM_LDFLAGS) -module -avoid-version
+sysdbd_LDADD += -dlopen plugins/backend/collectd/unixsock.la
+sysdbd_DEPENDENCIES += plugins/backend/collectd/unixsock.la
 endif
 
 if BUILD_PLUGIN_MKLIVESTATUS
-pkgbackendlib_LTLIBRARIES += backend/mk-livestatus.la
-backend_mk_livestatus_la_SOURCES = backend/mk-livestatus.c
-backend_mk_livestatus_la_LDFLAGS = $(AM_LDFLAGS) -module -avoid-version
-sysdbd_LDADD += -dlopen backend/mk-livestatus.la
-sysdbd_DEPENDENCIES += backend/mk-livestatus.la
+pkgbackendlib_LTLIBRARIES += plugins/backend/mk-livestatus.la
+plugins_backend_mk_livestatus_la_SOURCES = plugins/backend/mk-livestatus.c
+plugins_backend_mk_livestatus_la_LDFLAGS = $(AM_LDFLAGS) -module -avoid-version
+sysdbd_LDADD += -dlopen plugins/backend/mk-livestatus.la
+sysdbd_DEPENDENCIES += plugins/backend/mk-livestatus.la
 endif
 
 if BUILD_PLUGIN_PUPPETSTORECONFIGS
-pkgbackendpuppetlib_LTLIBRARIES += backend/puppet/store-configs.la
-backend_puppet_store_configs_la_SOURCES = backend/puppet/store-configs.c
-backend_puppet_store_configs_la_LDFLAGS = $(AM_LDFLAGS) -module -avoid-version
-sysdbd_LDADD += -dlopen backend/puppet/store-configs.la
-sysdbd_DEPENDENCIES += backend/puppet/store-configs.la
+pkgbackendpuppetlib_LTLIBRARIES += plugins/backend/puppet/store-configs.la
+plugins_backend_puppet_store_configs_la_SOURCES = plugins/backend/puppet/store-configs.c
+plugins_backend_puppet_store_configs_la_LDFLAGS = $(AM_LDFLAGS) -module -avoid-version
+sysdbd_LDADD += -dlopen plugins/backend/puppet/store-configs.la
+sysdbd_DEPENDENCIES += plugins/backend/puppet/store-configs.la
 endif
 
 if BUILD_PLUGIN_SYSLOG
diff --git a/src/backend/collectd/unixsock.c b/src/backend/collectd/unixsock.c
deleted file mode 100644 (file)
index c0d023e..0000000
+++ /dev/null
@@ -1,429 +0,0 @@
-/*
- * SysDB - src/backend/collectd/unixsock.c
- * Copyright (C) 2012 Sebastian 'tokkee' Harl <sh@tokkee.org>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
- * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#if HAVE_CONFIG_H
-#      include "config.h"
-#endif /* HAVE_CONFIG_H */
-
-#include "sysdb.h"
-#include "core/plugin.h"
-#include "core/store.h"
-#include "utils/error.h"
-#include "utils/unixsock.h"
-
-#include "liboconfig/utils.h"
-
-#include <assert.h>
-
-#include <errno.h>
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-SDB_PLUGIN_MAGIC;
-
-/*
- * private data types
- */
-
-typedef struct {
-       char *current_host;
-       sdb_time_t current_timestamp;
-       int metrics_updated;
-       int metrics_failed;
-} sdb_collectd_state_t;
-#define SDB_COLLECTD_STATE_INIT { NULL, 0, 0, 0 }
-
-/*
- * private helper functions
- */
-
-/* store the specified host-name (once per iteration) */
-static int
-sdb_collectd_store_host(sdb_collectd_state_t *state,
-               const char *hostname, sdb_time_t last_update)
-{
-       int status;
-
-       if (last_update > state->current_timestamp)
-               state->current_timestamp = last_update;
-
-       if (state->current_host && (! strcasecmp(state->current_host, hostname)))
-               return 0;
-       /* else: first/new host */
-
-       if (state->current_host) {
-               sdb_log(SDB_LOG_DEBUG, "collectd::unixsock backend: Added/updated "
-                               "%i metric%s (%i failed) for host '%s'.",
-                               state->metrics_updated, state->metrics_updated == 1 ? "" : "s",
-                               state->metrics_failed, state->current_host);
-               state->metrics_updated = state->metrics_failed = 0;
-               free(state->current_host);
-       }
-
-       state->current_host = strdup(hostname);
-       if (! state->current_host) {
-               char errbuf[1024];
-               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed to allocate "
-                               "string buffer: %s",
-                               sdb_strerror(errno, errbuf, sizeof(errbuf)));
-               return -1;
-       }
-
-       status = sdb_store_host(hostname, last_update);
-
-       if (status < 0) {
-               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed to "
-                               "store/update host '%s'.", hostname);
-               return -1;
-       }
-       else if (status > 0) /* value too old */
-               return 0;
-
-       sdb_log(SDB_LOG_DEBUG, "collectd::unixsock backend: Added/updated "
-                       "host '%s' (last update timestamp = %"PRIsdbTIME").",
-                       hostname, last_update);
-       return 0;
-} /* sdb_collectd_store_host */
-
-static int
-sdb_collectd_add_metrics(const char *hostname, char *plugin, char *type,
-               sdb_time_t last_update)
-{
-       char  name[strlen(plugin) + strlen(type) + 2];
-       char *plugin_instance, *type_instance;
-
-       sdb_data_t data = { SDB_TYPE_STRING, { .string = NULL } };
-
-       int  status;
-
-       snprintf(name, sizeof(name), "%s/%s", plugin, type);
-
-       status = sdb_store_metric(hostname, name, NULL, last_update);
-       if (status < 0) {
-               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed to "
-                               "store/update metric '%s/%s'.", hostname, name);
-               return -1;
-       }
-
-       plugin_instance = strchr(plugin, '-');
-       if (plugin_instance) {
-               *plugin_instance = '\0';
-               ++plugin_instance;
-
-               data.data.string = plugin_instance;
-               sdb_store_metric_attr(hostname, name,
-                               "plugin_instance", &data, last_update);
-       }
-
-       type_instance = strchr(type, '-');
-       if (type_instance) {
-               *type_instance = '\0';
-               ++type_instance;
-
-               data.data.string = type_instance;
-               sdb_store_metric_attr(hostname, name,
-                               "type_instance", &data, last_update);
-       }
-
-       data.data.string = plugin;
-       sdb_store_metric_attr(hostname, name, "plugin", &data, last_update);
-       data.data.string = type;
-       sdb_store_metric_attr(hostname, name, "type", &data, last_update);
-       return 0;
-} /* sdb_collectd_add_metrics */
-
-static int
-sdb_collectd_get_data(sdb_unixsock_client_t __attribute__((unused)) *client,
-               size_t n, sdb_data_t *data, sdb_object_t *user_data)
-{
-       sdb_collectd_state_t *state;
-       sdb_data_t last_update;
-
-       char *hostname;
-       char *plugin;
-       char *type;
-
-       assert(user_data);
-
-       /* 0: <last_update> <hostname>
-        * 1: <plugin>
-        * 2: <type> */
-       assert(n == 3);
-       assert((data[0].type == SDB_TYPE_STRING)
-                       && (data[1].type == SDB_TYPE_STRING)
-                       && (data[2].type == SDB_TYPE_STRING));
-
-       hostname = data[0].data.string;
-       plugin   = data[1].data.string;
-       type     = data[2].data.string;
-
-       hostname = strchr(hostname, ' ');
-       if (! hostname) {
-               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Expected to find "
-                               "a space character in the LISTVAL response");
-               return -1;
-       }
-       *hostname = '\0';
-       ++hostname;
-
-       if (sdb_data_parse(data[0].data.string, SDB_TYPE_DATETIME, &last_update)) {
-               char errbuf[1024];
-               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed to parse "
-                               "timestamp '%s' returned by LISTVAL: %s", data[0].data.string,
-                               sdb_strerror(errno, errbuf, sizeof(errbuf)));
-               return -1;
-       }
-
-       state = SDB_OBJ_WRAPPER(user_data)->data;
-       if (sdb_collectd_store_host(state, hostname, last_update.data.datetime))
-               return -1;
-
-       if (sdb_collectd_add_metrics(hostname, plugin, type,
-                               last_update.data.datetime))
-               ++state->metrics_failed;
-       else
-               ++state->metrics_updated;
-       return 0;
-} /* sdb_collectd_get_data */
-
-/*
- * plugin API
- */
-
-static int
-sdb_collectd_init(sdb_object_t *user_data)
-{
-       sdb_unixsock_client_t *client;
-
-       if (! user_data)
-               return -1;
-
-       client = SDB_OBJ_WRAPPER(user_data)->data;
-       if (sdb_unixsock_client_connect(client)) {
-               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: "
-                               "Failed to connect to collectd.");
-               return -1;
-       }
-
-       sdb_log(SDB_LOG_INFO, "collectd::unixsock backend: Successfully "
-                       "connected to collectd @ %s.",
-                       sdb_unixsock_client_path(client));
-       return 0;
-} /* sdb_collectd_init */
-
-static int
-sdb_collectd_shutdown(__attribute__((unused)) sdb_object_t *user_data)
-{
-       if (! user_data)
-               return -1;
-
-       sdb_unixsock_client_destroy(SDB_OBJ_WRAPPER(user_data)->data);
-       SDB_OBJ_WRAPPER(user_data)->data = NULL;
-       return 0;
-} /* sdb_collectd_shutdown */
-
-static int
-sdb_collectd_collect(sdb_object_t *user_data)
-{
-       sdb_unixsock_client_t *client;
-
-       char  buffer[1024];
-       char *line;
-       char *msg;
-
-       char *endptr = NULL;
-       long int count;
-
-       sdb_collectd_state_t state = SDB_COLLECTD_STATE_INIT;
-       sdb_object_wrapper_t state_obj = SDB_OBJECT_WRAPPER_STATIC(&state);
-
-       if (! user_data)
-               return -1;
-
-       client = SDB_OBJ_WRAPPER(user_data)->data;
-
-       if (sdb_unixsock_client_send(client, "LISTVAL") <= 0) {
-               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed to send "
-                               "LISTVAL command to collectd @ %s.",
-                               sdb_unixsock_client_path(client));
-               return -1;
-       }
-
-       line = sdb_unixsock_client_recv(client, buffer, sizeof(buffer));
-       if (! line) {
-               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed to read "
-                               "status of LISTVAL command from collectd @ %s.",
-                               sdb_unixsock_client_path(client));
-               return -1;
-       }
-
-       msg = strchr(line, ' ');
-       if (msg) {
-               *msg = '\0';
-               ++msg;
-       }
-
-       errno = 0;
-       count = strtol(line, &endptr, /* base */ 0);
-       if (errno || (line == endptr)) {
-               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed to parse "
-                               "status of LISTVAL command from collectd @ %s.",
-                               sdb_unixsock_client_path(client));
-               return -1;
-       }
-
-       if (count < 0) {
-               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed to get "
-                               "value list from collectd @ %s: %s",
-                               sdb_unixsock_client_path(client),
-                               msg ? msg : line);
-               return -1;
-       }
-
-       if (sdb_unixsock_client_process_lines(client, sdb_collectd_get_data,
-                               SDB_OBJ(&state_obj), count, /* delim */ "/",
-                               /* column count = */ 3,
-                               SDB_TYPE_STRING, SDB_TYPE_STRING, SDB_TYPE_STRING)) {
-               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed "
-                               "to read response from collectd @ %s.",
-                               sdb_unixsock_client_path(client));
-               return -1;
-       }
-
-       if (state.current_host) {
-               sdb_log(SDB_LOG_DEBUG, "collectd::unixsock backend: Added/updated "
-                               "%i metric%s (%i failed) for host '%s'.",
-                               state.metrics_updated, state.metrics_updated == 1 ? "" : "s",
-                               state.metrics_failed, state.current_host);
-               free(state.current_host);
-       }
-       return 0;
-} /* sdb_collectd_collect */
-
-static int
-sdb_collectd_config_instance(oconfig_item_t *ci)
-{
-       char *name = NULL;
-       char *socket_path = NULL;
-
-       sdb_object_t *user_data;
-       sdb_unixsock_client_t *client;
-
-       int i;
-
-       if (oconfig_get_string(ci, &name)) {
-               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Instance requires "
-                               "a single string argument\n\tUsage: <Instance NAME>");
-               return -1;
-       }
-
-       for (i = 0; i < ci->children_num; ++i) {
-               oconfig_item_t *child = ci->children + i;
-
-               if (! strcasecmp(child->key, "Socket"))
-                       oconfig_get_string(child, &socket_path);
-               else
-                       sdb_log(SDB_LOG_WARNING, "collectd::unixsock backend: Ignoring "
-                                       "unknown config option '%s' inside <Instance %s>.",
-                                       child->key, name);
-       }
-
-       if (! socket_path) {
-               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Instance '%s' "
-                               "missing the 'Socket' option.", name);
-               return -1;
-       }
-
-       client = sdb_unixsock_client_create(socket_path);
-       if (! client) {
-               char errbuf[1024];
-               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed to create "
-                               "unixsock client: %s",
-                               sdb_strerror(errno, errbuf, sizeof(errbuf)));
-               return -1;
-       }
-
-       user_data = sdb_object_create_wrapper("unixsock-client", client,
-                       (void (*)(void *))sdb_unixsock_client_destroy);
-       if (! user_data) {
-               sdb_unixsock_client_destroy(client);
-               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed to allocate "
-                               "sdb_object_t");
-               return -1;
-       }
-
-       sdb_plugin_register_init(name, sdb_collectd_init, user_data);
-       sdb_plugin_register_shutdown(name, sdb_collectd_shutdown, user_data);
-
-       sdb_plugin_register_collector(name, sdb_collectd_collect,
-                       /* interval */ NULL, user_data);
-
-       /* pass control to the list */
-       sdb_object_deref(user_data);
-       return 0;
-} /* sdb_collectd_config_instance */
-
-static int
-sdb_collectd_config(oconfig_item_t *ci)
-{
-       int i;
-
-       if (! ci) /* nothing to do to deconfigure this plugin */
-               return 0;
-
-       for (i = 0; i < ci->children_num; ++i) {
-               oconfig_item_t *child = ci->children + i;
-
-               if (! strcasecmp(child->key, "Instance"))
-                       sdb_collectd_config_instance(child);
-               else
-                       sdb_log(SDB_LOG_WARNING, "collectd::unixsock backend: Ignoring "
-                                       "unknown config option '%s'.", child->key);
-       }
-       return 0;
-} /* sdb_collectd_config */
-
-int
-sdb_module_init(sdb_plugin_info_t *info)
-{
-       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_DESC,
-                       "backend accessing the system statistics collection daemon "
-                       "throught the UNIXSOCK interface");
-       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_COPYRIGHT,
-                       "Copyright (C) 2012 Sebastian 'tokkee' Harl <sh@tokkee.org>");
-       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_LICENSE, "BSD");
-       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_VERSION, SDB_VERSION);
-       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_PLUGIN_VERSION, SDB_VERSION);
-
-       sdb_plugin_register_config(sdb_collectd_config);
-       return 0;
-} /* sdb_version_extra */
-
-/* vim: set tw=78 sw=4 ts=4 noexpandtab : */
-
diff --git a/src/backend/mk-livestatus.c b/src/backend/mk-livestatus.c
deleted file mode 100644 (file)
index 0f94ce3..0000000
+++ /dev/null
@@ -1,333 +0,0 @@
-/*
- * SysDB - src/backend/mk-livestatus.c
- * Copyright (C) 2012 Sebastian 'tokkee' Harl <sh@tokkee.org>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
- * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#if HAVE_CONFIG_H
-#      include "config.h"
-#endif /* HAVE_CONFIG_H */
-
-#include "sysdb.h"
-#include "core/plugin.h"
-#include "core/store.h"
-#include "utils/error.h"
-#include "utils/unixsock.h"
-
-#include "liboconfig/utils.h"
-
-#include <assert.h>
-
-#include <errno.h>
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-SDB_PLUGIN_MAGIC;
-
-/*
- * private helper functions
- */
-
-static int
-sdb_livestatus_get_host(sdb_unixsock_client_t __attribute__((unused)) *client,
-               size_t n, sdb_data_t *data,
-               sdb_object_t __attribute__((unused)) *user_data)
-{
-       const char *hostname;
-       sdb_time_t timestamp;
-
-       int status;
-
-       assert(n == 2);
-       assert((data[0].type == SDB_TYPE_STRING)
-                       && (data[1].type == SDB_TYPE_DATETIME));
-
-       hostname  = data[0].data.string;
-       timestamp = data[1].data.datetime;
-
-       status = sdb_store_host(hostname, timestamp);
-
-       if (status < 0) {
-               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Failed to "
-                               "store/update host '%s'.", hostname);
-               return -1;
-       }
-       else if (status > 0) /* value too old */
-               return 0;
-
-       sdb_log(SDB_LOG_DEBUG, "MK Livestatus backend: Added/updated "
-                       "host '%s' (last update timestamp = %"PRIsdbTIME").",
-                       hostname, timestamp);
-       return 0;
-} /* sdb_livestatus_get_host */
-
-static int
-sdb_livestatus_get_svc(sdb_unixsock_client_t __attribute__((unused)) *client,
-               size_t n, sdb_data_t *data,
-               sdb_object_t __attribute__((unused)) *user_data)
-{
-       const char *hostname = NULL;
-       const char *svcname = NULL;
-       sdb_time_t timestamp = 0;
-
-       int status;
-
-       assert(n == 3);
-       assert((data[0].type == SDB_TYPE_STRING)
-                       && (data[1].type == SDB_TYPE_STRING)
-                       && (data[2].type == SDB_TYPE_DATETIME));
-
-       hostname  = data[0].data.string;
-       svcname   = data[1].data.string;
-       timestamp = data[2].data.datetime;
-
-       status = sdb_store_service(hostname, svcname, timestamp);
-
-       if (status < 0) {
-               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Failed to "
-                               "store/update service '%s / %s'.", hostname, svcname);
-               return -1;
-       }
-       else if (status > 0) /* value too old */
-               return 0;
-
-       sdb_log(SDB_LOG_DEBUG, "MK Livestatus backend: Added/updated "
-                       "service '%s / %s' (last update timestamp = %"PRIsdbTIME").",
-                       hostname, svcname, timestamp);
-       return 0;
-} /* sdb_livestatus_get_svc */
-
-/*
- * plugin API
- */
-
-static int
-sdb_livestatus_init(sdb_object_t *user_data)
-{
-       sdb_unixsock_client_t *client;
-
-       if (! user_data)
-               return -1;
-
-       client = SDB_OBJ_WRAPPER(user_data)->data;
-       if (sdb_unixsock_client_connect(client)) {
-               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: "
-                               "Failed to connect to livestatus @ %s.",
-                               sdb_unixsock_client_path(client));
-               return -1;
-       }
-
-       sdb_log(SDB_LOG_INFO, "MK Livestatus backend: Successfully "
-                       "connected to livestatus @ %s.",
-                       sdb_unixsock_client_path(client));
-       return 0;
-} /* sdb_livestatus_init */
-
-static int
-sdb_livestatus_shutdown(sdb_object_t *user_data)
-{
-       if (! user_data)
-               return -1;
-
-       sdb_unixsock_client_destroy(SDB_OBJ_WRAPPER(user_data)->data);
-       SDB_OBJ_WRAPPER(user_data)->data = NULL;
-       return 0;
-} /* sdb_livestatus_shutdown */
-
-static int
-sdb_livestatus_collect(sdb_object_t *user_data)
-{
-       sdb_unixsock_client_t *client;
-
-       int status;
-
-       if (! user_data)
-               return -1;
-
-       client = SDB_OBJ_WRAPPER(user_data)->data;
-
-       status = sdb_unixsock_client_send(client, "GET hosts\r\n"
-                       "Columns: name last_check");
-       if (status <= 0) {
-               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Failed to send "
-                               "'GET hosts' command to livestatus @ %s.",
-                               sdb_unixsock_client_path(client));
-               return -1;
-       }
-
-       sdb_unixsock_client_shutdown(client, SHUT_WR);
-
-       if (sdb_unixsock_client_process_lines(client, sdb_livestatus_get_host,
-                               /* user data */ NULL, /* -> EOF */ -1, /* delim */ ";",
-                               /* column count */ 2, SDB_TYPE_STRING, SDB_TYPE_DATETIME)) {
-               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Failed to read "
-                               "response from livestatus @ %s while reading hosts.",
-                               sdb_unixsock_client_path(client));
-               return -1;
-       }
-
-       if ((! sdb_unixsock_client_eof(client))
-                       || sdb_unixsock_client_error(client)) {
-               char errbuf[1024];
-               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Failed to read "
-                               "host from livestatus @ %s: %s",
-                               sdb_unixsock_client_path(client),
-                               sdb_strerror(errno, errbuf, sizeof(errbuf)));
-               return -1;
-       }
-
-       status = sdb_unixsock_client_send(client, "GET services\r\n"
-                       "Columns: host_name description last_check");
-       if (status <= 0) {
-               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Failed to send "
-                               "'GET services' command to livestatus @ %s.",
-                               sdb_unixsock_client_path(client));
-               return -1;
-       }
-
-       sdb_unixsock_client_shutdown(client, SHUT_WR);
-
-       if (sdb_unixsock_client_process_lines(client, sdb_livestatus_get_svc,
-                               /* user data */ NULL, /* -> EOF */ -1, /* delim */ ";",
-                               /* column count */ 3, SDB_TYPE_STRING, SDB_TYPE_STRING,
-                               SDB_TYPE_DATETIME)) {
-               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Failed to read "
-                               "response from livestatus @ %s while reading services.",
-                               sdb_unixsock_client_path(client));
-               return -1;
-       }
-
-       if ((! sdb_unixsock_client_eof(client))
-                       || sdb_unixsock_client_error(client)) {
-               char errbuf[1024];
-               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Failed to read "
-                               "services from livestatus @ %s: %s",
-                               sdb_unixsock_client_path(client),
-                               sdb_strerror(errno, errbuf, sizeof(errbuf)));
-               return -1;
-       }
-       return 0;
-} /* sdb_livestatus_collect */
-
-static int
-sdb_livestatus_config_instance(oconfig_item_t *ci)
-{
-       char *name = NULL;
-       char *socket_path = NULL;
-
-       sdb_object_t *user_data;
-       sdb_unixsock_client_t *client;
-
-       int i;
-
-       if (oconfig_get_string(ci, &name)) {
-               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Instance requires "
-                               "a single string argument\n\tUsage: <Instance NAME>");
-               return -1;
-       }
-
-       for (i = 0; i < ci->children_num; ++i) {
-               oconfig_item_t *child = ci->children + i;
-
-               if (! strcasecmp(child->key, "Socket"))
-                       oconfig_get_string(child, &socket_path);
-               else
-                       sdb_log(SDB_LOG_WARNING, "MK Livestatus backend: Ignoring "
-                                       "unknown config option '%s' inside <Instance %s>.",
-                                       child->key, name);
-       }
-
-       if (! socket_path) {
-               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Instance '%s' "
-                               "missing the 'Socket' option.", name);
-               return -1;
-       }
-
-       client = sdb_unixsock_client_create(socket_path);
-       if (! client) {
-               char errbuf[1024];
-               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Failed to create "
-                               "unixsock client: %s",
-                               sdb_strerror(errno, errbuf, sizeof(errbuf)));
-               return -1;
-       }
-
-       user_data = sdb_object_create_wrapper("unixsock-client", client,
-                       (void (*)(void *))sdb_unixsock_client_destroy);
-       if (! user_data) {
-               sdb_unixsock_client_destroy(client);
-               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Failed to "
-                               "allocate sdb_object_t");
-               return -1;
-       }
-
-       sdb_plugin_register_init(name, sdb_livestatus_init, user_data);
-       sdb_plugin_register_shutdown(name, sdb_livestatus_shutdown, user_data);
-       sdb_plugin_register_collector(name, sdb_livestatus_collect,
-                       /* interval */ NULL, user_data);
-
-       /* pass control to the list */
-       sdb_object_deref(user_data);
-       return 0;
-} /* sdb_livestatus_config_instance */
-
-static int
-sdb_livestatus_config(oconfig_item_t *ci)
-{
-       int i;
-
-       if (! ci) /* nothing to do to deconfigure this plugin */
-               return 0;
-
-       for (i = 0; i < ci->children_num; ++i) {
-               oconfig_item_t *child = ci->children + i;
-
-               if (! strcasecmp(child->key, "Instance"))
-                       sdb_livestatus_config_instance(child);
-               else
-                       sdb_log(SDB_LOG_WARNING, "MK Livestatus backend: Ignoring "
-                                       "unknown config option '%s'.", child->key);
-       }
-       return 0;
-} /* sdb_livestatus_config */
-
-int
-sdb_module_init(sdb_plugin_info_t *info)
-{
-       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_DESC,
-                       "backend accessing Nagios/Icinga/Shinken using MK Livestatus");
-       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_COPYRIGHT,
-                       "Copyright (C) 2012 Sebastian 'tokkee' Harl <sh@tokkee.org>");
-       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_LICENSE, "BSD");
-       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_VERSION, SDB_VERSION);
-       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_PLUGIN_VERSION, SDB_VERSION);
-
-       sdb_plugin_register_config(sdb_livestatus_config);
-       return 0;
-} /* sdb_version_extra */
-
-/* vim: set tw=78 sw=4 ts=4 noexpandtab : */
-
diff --git a/src/backend/puppet/store-configs.c b/src/backend/puppet/store-configs.c
deleted file mode 100644 (file)
index 5efc531..0000000
+++ /dev/null
@@ -1,384 +0,0 @@
-/*
- * SysDB - src/backend/puppet/store-configs.c
- * Copyright (C) 2012 Sebastian 'tokkee' Harl <sh@tokkee.org>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
- * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "sysdb.h"
-#include "core/plugin.h"
-#include "core/store.h"
-#include "utils/dbi.h"
-#include "utils/error.h"
-
-#include "liboconfig/utils.h"
-
-#include <assert.h>
-#include <errno.h>
-
-#include <string.h>
-#include <strings.h>
-
-SDB_PLUGIN_MAGIC;
-
-/*
- * private helper functions
- */
-
-static int
-sdb_puppet_stcfg_get_hosts(sdb_dbi_client_t __attribute__((unused)) *client,
-               size_t n, sdb_data_t *data,
-               sdb_object_t __attribute__((unused)) *user_data)
-{
-       const char *hostname;
-       sdb_time_t timestamp;
-
-       int status;
-
-       assert(n == 2);
-       assert((data[0].type == SDB_TYPE_STRING)
-                       && (data[1].type == SDB_TYPE_DATETIME));
-
-       hostname = data[0].data.string;
-       timestamp = data[1].data.datetime;
-
-       status = sdb_store_host(hostname, timestamp);
-
-       if (status < 0) {
-               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: Failed to "
-                               "store/update host '%s'.", hostname);
-               return -1;
-       }
-       else if (! status)
-               sdb_log(SDB_LOG_DEBUG, "puppet::store-configs backend: "
-                               "Added/updated host '%s' (last update timestamp = "
-                               "%"PRIsdbTIME").", hostname, timestamp);
-       return 0;
-} /* sdb_puppet_stcfg_get_hosts */
-
-static int
-sdb_puppet_stcfg_get_attrs(sdb_dbi_client_t __attribute__((unused)) *client,
-               size_t n, sdb_data_t *data,
-               sdb_object_t __attribute__((unused)) *user_data)
-{
-       int status;
-
-       const char *hostname;
-       const char *key;
-       sdb_data_t  value;
-       sdb_time_t  last_update;
-
-       assert(n == 4);
-       assert((data[0].type == SDB_TYPE_STRING)
-                       && (data[1].type == SDB_TYPE_STRING)
-                       && (data[2].type == SDB_TYPE_STRING)
-                       && (data[3].type == SDB_TYPE_DATETIME));
-
-       hostname = data[0].data.string;
-       key = data[1].data.string;
-       value.type = SDB_TYPE_STRING;
-       value.data.string = data[2].data.string;
-       last_update = data[3].data.datetime;
-
-       status = sdb_store_attribute(hostname, key, &value, last_update);
-
-       if (status < 0) {
-               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: Failed to "
-                               "store/update host attribute '%s' for host '%s'.",
-                               key, hostname);
-               return -1;
-       }
-
-       return 0;
-} /* sdb_puppet_stcfg_get_attrs */
-
-/*
- * plugin API
- */
-
-static int
-sdb_puppet_stcfg_init(sdb_object_t *user_data)
-{
-       sdb_dbi_client_t *client;
-
-       if (! user_data)
-               return -1;
-
-       client = SDB_OBJ_WRAPPER(user_data)->data;
-       if (sdb_dbi_client_connect(client)) {
-               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
-                               "Failed to connect to the storeconfigs DB.");
-               return -1;
-       }
-
-       sdb_log(SDB_LOG_INFO, "puppet::store-configs backend: Successfully "
-                       "connected to the storeconfigs DB.");
-       return 0;
-} /* sdb_puppet_stcfg_init */
-
-static int
-sdb_puppet_stcfg_shutdown(sdb_object_t *user_data)
-{
-       if (! user_data)
-               return -1;
-
-       sdb_dbi_client_destroy(SDB_OBJ_WRAPPER(user_data)->data);
-       SDB_OBJ_WRAPPER(user_data)->data = NULL;
-       return 0;
-} /* sdb_puppet_stcfg_shutdown */
-
-static int
-sdb_puppet_stcfg_collect(sdb_object_t *user_data)
-{
-       sdb_dbi_client_t *client;
-
-       if (! user_data)
-               return -1;
-
-       client = SDB_OBJ_WRAPPER(user_data)->data;
-       if (sdb_dbi_client_check_conn(client)) {
-               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
-                               "Connection to storeconfigs DB failed.");
-               return -1;
-       }
-
-       if (sdb_dbi_exec_query(client, "SELECT name, updated_at FROM hosts;",
-                               sdb_puppet_stcfg_get_hosts, NULL, /* #columns = */ 2,
-                               /* col types = */ SDB_TYPE_STRING, SDB_TYPE_DATETIME)) {
-               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: Failed to "
-                               "retrieve hosts from the storeconfigs DB.");
-               return -1;
-       }
-
-       if (sdb_dbi_exec_query(client, "SELECT "
-                                       "hosts.name AS hostname, "
-                                       "fact_names.name AS name, "
-                                       "fact_values.value AS value, "
-                                       "fact_values.updated_at AS updated_at "
-                               "FROM fact_values "
-                               "INNER JOIN hosts "
-                                       "ON fact_values.host_id = hosts.id "
-                               "INNER JOIN fact_names "
-                                       "ON fact_values.fact_name_id = fact_names.id;",
-                               sdb_puppet_stcfg_get_attrs, NULL, /* #columns = */ 4,
-                               /* col types = */ SDB_TYPE_STRING, SDB_TYPE_STRING,
-                               SDB_TYPE_STRING, SDB_TYPE_DATETIME)) {
-               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: Failed to "
-                               "retrieve host attributes from the storeconfigs DB.");
-               return -1;
-       }
-       return 0;
-} /* sdb_puppet_stcfg_collect */
-
-static int
-sdb_puppet_stcfg_config_conn(oconfig_item_t *ci)
-{
-       char *name = NULL;
-
-       sdb_object_t *user_data;
-       sdb_dbi_client_t *client;
-       sdb_dbi_options_t *options = NULL;
-
-       char *driver = NULL;
-       char *database = NULL;
-
-       int i;
-
-       if (oconfig_get_string(ci, &name)) {
-               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: Connection "
-                               "requires a single string argument\n"
-                               "\tUsage: <Connection NAME>");
-               return -1;
-       }
-
-       for (i = 0; i < ci->children_num; ++i) {
-               oconfig_item_t *child = ci->children + i;
-               char *key = NULL, *value = NULL;
-
-               int status = 0;
-
-               if (! strcasecmp(child->key, "DBAdapter")) {
-                       if (oconfig_get_string(child, &driver)) {
-                               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
-                                               "DBAdapter requires a single string argument inside "
-                                               "<Connection %s>\n\tUsage: DBAdapter NAME",
-                                               name);
-                       }
-                       continue;
-               }
-               else if (! strcasecmp(child->key, "DBName")) {
-                       if (oconfig_get_string(child, &database)) {
-                               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
-                                               "DBName requires a single string argument inside "
-                                               "<Connection %s>\n\tUsage: DBName NAME",
-                                               name);
-                       }
-                       continue;
-               }
-               else if (! strcasecmp(child->key, "DBServer")) {
-                       status = oconfig_get_string(child, &value);
-                       key = "host";
-               }
-               else if (! strcasecmp(child->key, "DBPort")) {
-                       status = oconfig_get_string(child, &value);
-                       key = "port";
-               }
-               else if (! strcasecmp(child->key, "DBUser")) {
-                       status = oconfig_get_string(child, &value);
-                       key = "username";
-               }
-               else if (! strcasecmp(child->key, "DBPassword")) {
-                       status = oconfig_get_string(child, &value);
-                       key = "password";
-               }
-               else if (! strcasecmp(child->key, "DBIOption")) {
-                       if ((child->values_num != 2)
-                                       || (child->values[0].type != OCONFIG_TYPE_STRING)
-                                       || (child->values[1].type != OCONFIG_TYPE_STRING)) {
-                               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
-                                               "DBIOption requires exactly two string arguments "
-                                               "inside <Connection %s>\n"
-                                               "\tUsage: DBIOption KEY VALUE", name);
-                               continue;
-                       }
-
-                       status = 0;
-                       key = child->values[0].value.string;
-                       value = child->values[1].value.string;
-               }
-               else {
-                       sdb_log(SDB_LOG_WARNING, "puppet::store-configs backend: "
-                                       "Ignoring unknown config option '%s' inside "
-                                       "<Connection %s>.", child->key, name);
-                       continue;
-               }
-
-               if (status) {
-                       sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: Option "
-                                       "'%s' requires a single string argument inside "
-                                       "<Connection %s>\n\tUsage: DBAdapter NAME",
-                                       child->key, name);
-                       continue;
-               }
-
-               assert(key && value);
-
-               if (! options) {
-                       if (! (options = sdb_dbi_options_create())) {
-                               char errmsg[1024];
-                               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
-                                               "Failed to create DBI options object: %s",
-                                               sdb_strerror(errno, errmsg, sizeof(errmsg)));
-                               continue;
-                       }
-               }
-
-               if (sdb_dbi_options_add(options, key, value)) {
-                       char errmsg[1024];
-                       sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
-                                       "Failed to add option '%s': %s", key,
-                                       sdb_strerror(errno, errmsg, sizeof(errmsg)));
-                       continue;
-               }
-       }
-
-       if (! driver) {
-               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
-                               "Connection '%s' " "missing the 'DBAdapter' option.",
-                               name);
-               return -1;
-       }
-       if (! database) {
-               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
-                               "Connection '%s' missing the 'DBName' option.", name);
-               return -1;
-       }
-
-       client = sdb_dbi_client_create(driver, database);
-       if (! client) {
-               char errbuf[1024];
-               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
-                               "Failed to create DBI client: %s",
-                               sdb_strerror(errno, errbuf, sizeof(errbuf)));
-               return -1;
-       }
-
-       sdb_dbi_client_set_options(client, options);
-
-       user_data = sdb_object_create_wrapper("dbi-client", client,
-                       (void (*)(void *))sdb_dbi_client_destroy);
-       if (! user_data) {
-               sdb_dbi_client_destroy(client);
-               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
-                               "Failed to allocate sdb_object_t");
-               return -1;
-       }
-
-       sdb_plugin_register_init(name, sdb_puppet_stcfg_init, user_data);
-       sdb_plugin_register_shutdown(name, sdb_puppet_stcfg_shutdown,
-                       user_data);
-       sdb_plugin_register_collector(name, sdb_puppet_stcfg_collect,
-                       /* interval */ NULL, user_data);
-
-       /* pass control to the list */
-       sdb_object_deref(user_data);
-       return 0;
-} /* sdb_puppet_stcfg_config_conn */
-
-static int
-sdb_puppet_stcfg_config(oconfig_item_t *ci)
-{
-       int i;
-
-       if (! ci) /* nothing to do to deconfigure this plugin */
-               return 0;
-
-       for (i = 0; i < ci->children_num; ++i) {
-               oconfig_item_t *child = ci->children + i;
-
-               if (! strcasecmp(child->key, "Connection"))
-                       sdb_puppet_stcfg_config_conn(child);
-               else
-                       sdb_log(SDB_LOG_WARNING, "puppet::store-configs backend: "
-                                       "Ignoring unknown config option '%s'.", child->key);
-       }
-       return 0;
-} /* sdb_puppet_stcfg_config */
-
-int
-sdb_module_init(sdb_plugin_info_t *info)
-{
-       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_DESC,
-                       "backend accessing the Puppet stored configuration database");
-       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_COPYRIGHT,
-                       "Copyright (C) 2012 Sebastian 'tokkee' Harl <sh@tokkee.org>");
-       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_LICENSE, "BSD");
-       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_VERSION, SDB_VERSION);
-       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_PLUGIN_VERSION, SDB_VERSION);
-
-       sdb_plugin_register_config(sdb_puppet_stcfg_config);
-       return 0;
-} /* sdb_version_extra */
-
-/* vim: set tw=78 sw=4 ts=4 noexpandtab : */
-
diff --git a/src/plugins/backend/collectd/unixsock.c b/src/plugins/backend/collectd/unixsock.c
new file mode 100644 (file)
index 0000000..29d7802
--- /dev/null
@@ -0,0 +1,429 @@
+/*
+ * SysDB - src/plugins/backend/collectd/unixsock.c
+ * Copyright (C) 2012 Sebastian 'tokkee' Harl <sh@tokkee.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#if HAVE_CONFIG_H
+#      include "config.h"
+#endif /* HAVE_CONFIG_H */
+
+#include "sysdb.h"
+#include "core/plugin.h"
+#include "core/store.h"
+#include "utils/error.h"
+#include "utils/unixsock.h"
+
+#include "liboconfig/utils.h"
+
+#include <assert.h>
+
+#include <errno.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+SDB_PLUGIN_MAGIC;
+
+/*
+ * private data types
+ */
+
+typedef struct {
+       char *current_host;
+       sdb_time_t current_timestamp;
+       int metrics_updated;
+       int metrics_failed;
+} sdb_collectd_state_t;
+#define SDB_COLLECTD_STATE_INIT { NULL, 0, 0, 0 }
+
+/*
+ * private helper functions
+ */
+
+/* store the specified host-name (once per iteration) */
+static int
+sdb_collectd_store_host(sdb_collectd_state_t *state,
+               const char *hostname, sdb_time_t last_update)
+{
+       int status;
+
+       if (last_update > state->current_timestamp)
+               state->current_timestamp = last_update;
+
+       if (state->current_host && (! strcasecmp(state->current_host, hostname)))
+               return 0;
+       /* else: first/new host */
+
+       if (state->current_host) {
+               sdb_log(SDB_LOG_DEBUG, "collectd::unixsock backend: Added/updated "
+                               "%i metric%s (%i failed) for host '%s'.",
+                               state->metrics_updated, state->metrics_updated == 1 ? "" : "s",
+                               state->metrics_failed, state->current_host);
+               state->metrics_updated = state->metrics_failed = 0;
+               free(state->current_host);
+       }
+
+       state->current_host = strdup(hostname);
+       if (! state->current_host) {
+               char errbuf[1024];
+               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed to allocate "
+                               "string buffer: %s",
+                               sdb_strerror(errno, errbuf, sizeof(errbuf)));
+               return -1;
+       }
+
+       status = sdb_store_host(hostname, last_update);
+
+       if (status < 0) {
+               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed to "
+                               "store/update host '%s'.", hostname);
+               return -1;
+       }
+       else if (status > 0) /* value too old */
+               return 0;
+
+       sdb_log(SDB_LOG_DEBUG, "collectd::unixsock backend: Added/updated "
+                       "host '%s' (last update timestamp = %"PRIsdbTIME").",
+                       hostname, last_update);
+       return 0;
+} /* sdb_collectd_store_host */
+
+static int
+sdb_collectd_add_metrics(const char *hostname, char *plugin, char *type,
+               sdb_time_t last_update)
+{
+       char  name[strlen(plugin) + strlen(type) + 2];
+       char *plugin_instance, *type_instance;
+
+       sdb_data_t data = { SDB_TYPE_STRING, { .string = NULL } };
+
+       int  status;
+
+       snprintf(name, sizeof(name), "%s/%s", plugin, type);
+
+       status = sdb_store_metric(hostname, name, NULL, last_update);
+       if (status < 0) {
+               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed to "
+                               "store/update metric '%s/%s'.", hostname, name);
+               return -1;
+       }
+
+       plugin_instance = strchr(plugin, '-');
+       if (plugin_instance) {
+               *plugin_instance = '\0';
+               ++plugin_instance;
+
+               data.data.string = plugin_instance;
+               sdb_store_metric_attr(hostname, name,
+                               "plugin_instance", &data, last_update);
+       }
+
+       type_instance = strchr(type, '-');
+       if (type_instance) {
+               *type_instance = '\0';
+               ++type_instance;
+
+               data.data.string = type_instance;
+               sdb_store_metric_attr(hostname, name,
+                               "type_instance", &data, last_update);
+       }
+
+       data.data.string = plugin;
+       sdb_store_metric_attr(hostname, name, "plugin", &data, last_update);
+       data.data.string = type;
+       sdb_store_metric_attr(hostname, name, "type", &data, last_update);
+       return 0;
+} /* sdb_collectd_add_metrics */
+
+static int
+sdb_collectd_get_data(sdb_unixsock_client_t __attribute__((unused)) *client,
+               size_t n, sdb_data_t *data, sdb_object_t *user_data)
+{
+       sdb_collectd_state_t *state;
+       sdb_data_t last_update;
+
+       char *hostname;
+       char *plugin;
+       char *type;
+
+       assert(user_data);
+
+       /* 0: <last_update> <hostname>
+        * 1: <plugin>
+        * 2: <type> */
+       assert(n == 3);
+       assert((data[0].type == SDB_TYPE_STRING)
+                       && (data[1].type == SDB_TYPE_STRING)
+                       && (data[2].type == SDB_TYPE_STRING));
+
+       hostname = data[0].data.string;
+       plugin   = data[1].data.string;
+       type     = data[2].data.string;
+
+       hostname = strchr(hostname, ' ');
+       if (! hostname) {
+               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Expected to find "
+                               "a space character in the LISTVAL response");
+               return -1;
+       }
+       *hostname = '\0';
+       ++hostname;
+
+       if (sdb_data_parse(data[0].data.string, SDB_TYPE_DATETIME, &last_update)) {
+               char errbuf[1024];
+               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed to parse "
+                               "timestamp '%s' returned by LISTVAL: %s", data[0].data.string,
+                               sdb_strerror(errno, errbuf, sizeof(errbuf)));
+               return -1;
+       }
+
+       state = SDB_OBJ_WRAPPER(user_data)->data;
+       if (sdb_collectd_store_host(state, hostname, last_update.data.datetime))
+               return -1;
+
+       if (sdb_collectd_add_metrics(hostname, plugin, type,
+                               last_update.data.datetime))
+               ++state->metrics_failed;
+       else
+               ++state->metrics_updated;
+       return 0;
+} /* sdb_collectd_get_data */
+
+/*
+ * plugin API
+ */
+
+static int
+sdb_collectd_init(sdb_object_t *user_data)
+{
+       sdb_unixsock_client_t *client;
+
+       if (! user_data)
+               return -1;
+
+       client = SDB_OBJ_WRAPPER(user_data)->data;
+       if (sdb_unixsock_client_connect(client)) {
+               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: "
+                               "Failed to connect to collectd.");
+               return -1;
+       }
+
+       sdb_log(SDB_LOG_INFO, "collectd::unixsock backend: Successfully "
+                       "connected to collectd @ %s.",
+                       sdb_unixsock_client_path(client));
+       return 0;
+} /* sdb_collectd_init */
+
+static int
+sdb_collectd_shutdown(__attribute__((unused)) sdb_object_t *user_data)
+{
+       if (! user_data)
+               return -1;
+
+       sdb_unixsock_client_destroy(SDB_OBJ_WRAPPER(user_data)->data);
+       SDB_OBJ_WRAPPER(user_data)->data = NULL;
+       return 0;
+} /* sdb_collectd_shutdown */
+
+static int
+sdb_collectd_collect(sdb_object_t *user_data)
+{
+       sdb_unixsock_client_t *client;
+
+       char  buffer[1024];
+       char *line;
+       char *msg;
+
+       char *endptr = NULL;
+       long int count;
+
+       sdb_collectd_state_t state = SDB_COLLECTD_STATE_INIT;
+       sdb_object_wrapper_t state_obj = SDB_OBJECT_WRAPPER_STATIC(&state);
+
+       if (! user_data)
+               return -1;
+
+       client = SDB_OBJ_WRAPPER(user_data)->data;
+
+       if (sdb_unixsock_client_send(client, "LISTVAL") <= 0) {
+               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed to send "
+                               "LISTVAL command to collectd @ %s.",
+                               sdb_unixsock_client_path(client));
+               return -1;
+       }
+
+       line = sdb_unixsock_client_recv(client, buffer, sizeof(buffer));
+       if (! line) {
+               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed to read "
+                               "status of LISTVAL command from collectd @ %s.",
+                               sdb_unixsock_client_path(client));
+               return -1;
+       }
+
+       msg = strchr(line, ' ');
+       if (msg) {
+               *msg = '\0';
+               ++msg;
+       }
+
+       errno = 0;
+       count = strtol(line, &endptr, /* base */ 0);
+       if (errno || (line == endptr)) {
+               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed to parse "
+                               "status of LISTVAL command from collectd @ %s.",
+                               sdb_unixsock_client_path(client));
+               return -1;
+       }
+
+       if (count < 0) {
+               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed to get "
+                               "value list from collectd @ %s: %s",
+                               sdb_unixsock_client_path(client),
+                               msg ? msg : line);
+               return -1;
+       }
+
+       if (sdb_unixsock_client_process_lines(client, sdb_collectd_get_data,
+                               SDB_OBJ(&state_obj), count, /* delim */ "/",
+                               /* column count = */ 3,
+                               SDB_TYPE_STRING, SDB_TYPE_STRING, SDB_TYPE_STRING)) {
+               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed "
+                               "to read response from collectd @ %s.",
+                               sdb_unixsock_client_path(client));
+               return -1;
+       }
+
+       if (state.current_host) {
+               sdb_log(SDB_LOG_DEBUG, "collectd::unixsock backend: Added/updated "
+                               "%i metric%s (%i failed) for host '%s'.",
+                               state.metrics_updated, state.metrics_updated == 1 ? "" : "s",
+                               state.metrics_failed, state.current_host);
+               free(state.current_host);
+       }
+       return 0;
+} /* sdb_collectd_collect */
+
+static int
+sdb_collectd_config_instance(oconfig_item_t *ci)
+{
+       char *name = NULL;
+       char *socket_path = NULL;
+
+       sdb_object_t *user_data;
+       sdb_unixsock_client_t *client;
+
+       int i;
+
+       if (oconfig_get_string(ci, &name)) {
+               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Instance requires "
+                               "a single string argument\n\tUsage: <Instance NAME>");
+               return -1;
+       }
+
+       for (i = 0; i < ci->children_num; ++i) {
+               oconfig_item_t *child = ci->children + i;
+
+               if (! strcasecmp(child->key, "Socket"))
+                       oconfig_get_string(child, &socket_path);
+               else
+                       sdb_log(SDB_LOG_WARNING, "collectd::unixsock backend: Ignoring "
+                                       "unknown config option '%s' inside <Instance %s>.",
+                                       child->key, name);
+       }
+
+       if (! socket_path) {
+               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Instance '%s' "
+                               "missing the 'Socket' option.", name);
+               return -1;
+       }
+
+       client = sdb_unixsock_client_create(socket_path);
+       if (! client) {
+               char errbuf[1024];
+               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed to create "
+                               "unixsock client: %s",
+                               sdb_strerror(errno, errbuf, sizeof(errbuf)));
+               return -1;
+       }
+
+       user_data = sdb_object_create_wrapper("unixsock-client", client,
+                       (void (*)(void *))sdb_unixsock_client_destroy);
+       if (! user_data) {
+               sdb_unixsock_client_destroy(client);
+               sdb_log(SDB_LOG_ERR, "collectd::unixsock backend: Failed to allocate "
+                               "sdb_object_t");
+               return -1;
+       }
+
+       sdb_plugin_register_init(name, sdb_collectd_init, user_data);
+       sdb_plugin_register_shutdown(name, sdb_collectd_shutdown, user_data);
+
+       sdb_plugin_register_collector(name, sdb_collectd_collect,
+                       /* interval */ NULL, user_data);
+
+       /* pass control to the list */
+       sdb_object_deref(user_data);
+       return 0;
+} /* sdb_collectd_config_instance */
+
+static int
+sdb_collectd_config(oconfig_item_t *ci)
+{
+       int i;
+
+       if (! ci) /* nothing to do to deconfigure this plugin */
+               return 0;
+
+       for (i = 0; i < ci->children_num; ++i) {
+               oconfig_item_t *child = ci->children + i;
+
+               if (! strcasecmp(child->key, "Instance"))
+                       sdb_collectd_config_instance(child);
+               else
+                       sdb_log(SDB_LOG_WARNING, "collectd::unixsock backend: Ignoring "
+                                       "unknown config option '%s'.", child->key);
+       }
+       return 0;
+} /* sdb_collectd_config */
+
+int
+sdb_module_init(sdb_plugin_info_t *info)
+{
+       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_DESC,
+                       "backend accessing the system statistics collection daemon "
+                       "throught the UNIXSOCK interface");
+       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_COPYRIGHT,
+                       "Copyright (C) 2012 Sebastian 'tokkee' Harl <sh@tokkee.org>");
+       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_LICENSE, "BSD");
+       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_VERSION, SDB_VERSION);
+       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_PLUGIN_VERSION, SDB_VERSION);
+
+       sdb_plugin_register_config(sdb_collectd_config);
+       return 0;
+} /* sdb_version_extra */
+
+/* vim: set tw=78 sw=4 ts=4 noexpandtab : */
+
diff --git a/src/plugins/backend/mk-livestatus.c b/src/plugins/backend/mk-livestatus.c
new file mode 100644 (file)
index 0000000..599758b
--- /dev/null
@@ -0,0 +1,333 @@
+/*
+ * SysDB - src/plugins/backend/mk-livestatus.c
+ * Copyright (C) 2012 Sebastian 'tokkee' Harl <sh@tokkee.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#if HAVE_CONFIG_H
+#      include "config.h"
+#endif /* HAVE_CONFIG_H */
+
+#include "sysdb.h"
+#include "core/plugin.h"
+#include "core/store.h"
+#include "utils/error.h"
+#include "utils/unixsock.h"
+
+#include "liboconfig/utils.h"
+
+#include <assert.h>
+
+#include <errno.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+SDB_PLUGIN_MAGIC;
+
+/*
+ * private helper functions
+ */
+
+static int
+sdb_livestatus_get_host(sdb_unixsock_client_t __attribute__((unused)) *client,
+               size_t n, sdb_data_t *data,
+               sdb_object_t __attribute__((unused)) *user_data)
+{
+       const char *hostname;
+       sdb_time_t timestamp;
+
+       int status;
+
+       assert(n == 2);
+       assert((data[0].type == SDB_TYPE_STRING)
+                       && (data[1].type == SDB_TYPE_DATETIME));
+
+       hostname  = data[0].data.string;
+       timestamp = data[1].data.datetime;
+
+       status = sdb_store_host(hostname, timestamp);
+
+       if (status < 0) {
+               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Failed to "
+                               "store/update host '%s'.", hostname);
+               return -1;
+       }
+       else if (status > 0) /* value too old */
+               return 0;
+
+       sdb_log(SDB_LOG_DEBUG, "MK Livestatus backend: Added/updated "
+                       "host '%s' (last update timestamp = %"PRIsdbTIME").",
+                       hostname, timestamp);
+       return 0;
+} /* sdb_livestatus_get_host */
+
+static int
+sdb_livestatus_get_svc(sdb_unixsock_client_t __attribute__((unused)) *client,
+               size_t n, sdb_data_t *data,
+               sdb_object_t __attribute__((unused)) *user_data)
+{
+       const char *hostname = NULL;
+       const char *svcname = NULL;
+       sdb_time_t timestamp = 0;
+
+       int status;
+
+       assert(n == 3);
+       assert((data[0].type == SDB_TYPE_STRING)
+                       && (data[1].type == SDB_TYPE_STRING)
+                       && (data[2].type == SDB_TYPE_DATETIME));
+
+       hostname  = data[0].data.string;
+       svcname   = data[1].data.string;
+       timestamp = data[2].data.datetime;
+
+       status = sdb_store_service(hostname, svcname, timestamp);
+
+       if (status < 0) {
+               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Failed to "
+                               "store/update service '%s / %s'.", hostname, svcname);
+               return -1;
+       }
+       else if (status > 0) /* value too old */
+               return 0;
+
+       sdb_log(SDB_LOG_DEBUG, "MK Livestatus backend: Added/updated "
+                       "service '%s / %s' (last update timestamp = %"PRIsdbTIME").",
+                       hostname, svcname, timestamp);
+       return 0;
+} /* sdb_livestatus_get_svc */
+
+/*
+ * plugin API
+ */
+
+static int
+sdb_livestatus_init(sdb_object_t *user_data)
+{
+       sdb_unixsock_client_t *client;
+
+       if (! user_data)
+               return -1;
+
+       client = SDB_OBJ_WRAPPER(user_data)->data;
+       if (sdb_unixsock_client_connect(client)) {
+               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: "
+                               "Failed to connect to livestatus @ %s.",
+                               sdb_unixsock_client_path(client));
+               return -1;
+       }
+
+       sdb_log(SDB_LOG_INFO, "MK Livestatus backend: Successfully "
+                       "connected to livestatus @ %s.",
+                       sdb_unixsock_client_path(client));
+       return 0;
+} /* sdb_livestatus_init */
+
+static int
+sdb_livestatus_shutdown(sdb_object_t *user_data)
+{
+       if (! user_data)
+               return -1;
+
+       sdb_unixsock_client_destroy(SDB_OBJ_WRAPPER(user_data)->data);
+       SDB_OBJ_WRAPPER(user_data)->data = NULL;
+       return 0;
+} /* sdb_livestatus_shutdown */
+
+static int
+sdb_livestatus_collect(sdb_object_t *user_data)
+{
+       sdb_unixsock_client_t *client;
+
+       int status;
+
+       if (! user_data)
+               return -1;
+
+       client = SDB_OBJ_WRAPPER(user_data)->data;
+
+       status = sdb_unixsock_client_send(client, "GET hosts\r\n"
+                       "Columns: name last_check");
+       if (status <= 0) {
+               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Failed to send "
+                               "'GET hosts' command to livestatus @ %s.",
+                               sdb_unixsock_client_path(client));
+               return -1;
+       }
+
+       sdb_unixsock_client_shutdown(client, SHUT_WR);
+
+       if (sdb_unixsock_client_process_lines(client, sdb_livestatus_get_host,
+                               /* user data */ NULL, /* -> EOF */ -1, /* delim */ ";",
+                               /* column count */ 2, SDB_TYPE_STRING, SDB_TYPE_DATETIME)) {
+               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Failed to read "
+                               "response from livestatus @ %s while reading hosts.",
+                               sdb_unixsock_client_path(client));
+               return -1;
+       }
+
+       if ((! sdb_unixsock_client_eof(client))
+                       || sdb_unixsock_client_error(client)) {
+               char errbuf[1024];
+               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Failed to read "
+                               "host from livestatus @ %s: %s",
+                               sdb_unixsock_client_path(client),
+                               sdb_strerror(errno, errbuf, sizeof(errbuf)));
+               return -1;
+       }
+
+       status = sdb_unixsock_client_send(client, "GET services\r\n"
+                       "Columns: host_name description last_check");
+       if (status <= 0) {
+               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Failed to send "
+                               "'GET services' command to livestatus @ %s.",
+                               sdb_unixsock_client_path(client));
+               return -1;
+       }
+
+       sdb_unixsock_client_shutdown(client, SHUT_WR);
+
+       if (sdb_unixsock_client_process_lines(client, sdb_livestatus_get_svc,
+                               /* user data */ NULL, /* -> EOF */ -1, /* delim */ ";",
+                               /* column count */ 3, SDB_TYPE_STRING, SDB_TYPE_STRING,
+                               SDB_TYPE_DATETIME)) {
+               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Failed to read "
+                               "response from livestatus @ %s while reading services.",
+                               sdb_unixsock_client_path(client));
+               return -1;
+       }
+
+       if ((! sdb_unixsock_client_eof(client))
+                       || sdb_unixsock_client_error(client)) {
+               char errbuf[1024];
+               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Failed to read "
+                               "services from livestatus @ %s: %s",
+                               sdb_unixsock_client_path(client),
+                               sdb_strerror(errno, errbuf, sizeof(errbuf)));
+               return -1;
+       }
+       return 0;
+} /* sdb_livestatus_collect */
+
+static int
+sdb_livestatus_config_instance(oconfig_item_t *ci)
+{
+       char *name = NULL;
+       char *socket_path = NULL;
+
+       sdb_object_t *user_data;
+       sdb_unixsock_client_t *client;
+
+       int i;
+
+       if (oconfig_get_string(ci, &name)) {
+               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Instance requires "
+                               "a single string argument\n\tUsage: <Instance NAME>");
+               return -1;
+       }
+
+       for (i = 0; i < ci->children_num; ++i) {
+               oconfig_item_t *child = ci->children + i;
+
+               if (! strcasecmp(child->key, "Socket"))
+                       oconfig_get_string(child, &socket_path);
+               else
+                       sdb_log(SDB_LOG_WARNING, "MK Livestatus backend: Ignoring "
+                                       "unknown config option '%s' inside <Instance %s>.",
+                                       child->key, name);
+       }
+
+       if (! socket_path) {
+               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Instance '%s' "
+                               "missing the 'Socket' option.", name);
+               return -1;
+       }
+
+       client = sdb_unixsock_client_create(socket_path);
+       if (! client) {
+               char errbuf[1024];
+               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Failed to create "
+                               "unixsock client: %s",
+                               sdb_strerror(errno, errbuf, sizeof(errbuf)));
+               return -1;
+       }
+
+       user_data = sdb_object_create_wrapper("unixsock-client", client,
+                       (void (*)(void *))sdb_unixsock_client_destroy);
+       if (! user_data) {
+               sdb_unixsock_client_destroy(client);
+               sdb_log(SDB_LOG_ERR, "MK Livestatus backend: Failed to "
+                               "allocate sdb_object_t");
+               return -1;
+       }
+
+       sdb_plugin_register_init(name, sdb_livestatus_init, user_data);
+       sdb_plugin_register_shutdown(name, sdb_livestatus_shutdown, user_data);
+       sdb_plugin_register_collector(name, sdb_livestatus_collect,
+                       /* interval */ NULL, user_data);
+
+       /* pass control to the list */
+       sdb_object_deref(user_data);
+       return 0;
+} /* sdb_livestatus_config_instance */
+
+static int
+sdb_livestatus_config(oconfig_item_t *ci)
+{
+       int i;
+
+       if (! ci) /* nothing to do to deconfigure this plugin */
+               return 0;
+
+       for (i = 0; i < ci->children_num; ++i) {
+               oconfig_item_t *child = ci->children + i;
+
+               if (! strcasecmp(child->key, "Instance"))
+                       sdb_livestatus_config_instance(child);
+               else
+                       sdb_log(SDB_LOG_WARNING, "MK Livestatus backend: Ignoring "
+                                       "unknown config option '%s'.", child->key);
+       }
+       return 0;
+} /* sdb_livestatus_config */
+
+int
+sdb_module_init(sdb_plugin_info_t *info)
+{
+       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_DESC,
+                       "backend accessing Nagios/Icinga/Shinken using MK Livestatus");
+       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_COPYRIGHT,
+                       "Copyright (C) 2012 Sebastian 'tokkee' Harl <sh@tokkee.org>");
+       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_LICENSE, "BSD");
+       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_VERSION, SDB_VERSION);
+       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_PLUGIN_VERSION, SDB_VERSION);
+
+       sdb_plugin_register_config(sdb_livestatus_config);
+       return 0;
+} /* sdb_version_extra */
+
+/* vim: set tw=78 sw=4 ts=4 noexpandtab : */
+
diff --git a/src/plugins/backend/puppet/store-configs.c b/src/plugins/backend/puppet/store-configs.c
new file mode 100644 (file)
index 0000000..95dd549
--- /dev/null
@@ -0,0 +1,384 @@
+/*
+ * SysDB - src/plugins/backend/puppet/store-configs.c
+ * Copyright (C) 2012 Sebastian 'tokkee' Harl <sh@tokkee.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "sysdb.h"
+#include "core/plugin.h"
+#include "core/store.h"
+#include "utils/dbi.h"
+#include "utils/error.h"
+
+#include "liboconfig/utils.h"
+
+#include <assert.h>
+#include <errno.h>
+
+#include <string.h>
+#include <strings.h>
+
+SDB_PLUGIN_MAGIC;
+
+/*
+ * private helper functions
+ */
+
+static int
+sdb_puppet_stcfg_get_hosts(sdb_dbi_client_t __attribute__((unused)) *client,
+               size_t n, sdb_data_t *data,
+               sdb_object_t __attribute__((unused)) *user_data)
+{
+       const char *hostname;
+       sdb_time_t timestamp;
+
+       int status;
+
+       assert(n == 2);
+       assert((data[0].type == SDB_TYPE_STRING)
+                       && (data[1].type == SDB_TYPE_DATETIME));
+
+       hostname = data[0].data.string;
+       timestamp = data[1].data.datetime;
+
+       status = sdb_store_host(hostname, timestamp);
+
+       if (status < 0) {
+               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: Failed to "
+                               "store/update host '%s'.", hostname);
+               return -1;
+       }
+       else if (! status)
+               sdb_log(SDB_LOG_DEBUG, "puppet::store-configs backend: "
+                               "Added/updated host '%s' (last update timestamp = "
+                               "%"PRIsdbTIME").", hostname, timestamp);
+       return 0;
+} /* sdb_puppet_stcfg_get_hosts */
+
+static int
+sdb_puppet_stcfg_get_attrs(sdb_dbi_client_t __attribute__((unused)) *client,
+               size_t n, sdb_data_t *data,
+               sdb_object_t __attribute__((unused)) *user_data)
+{
+       int status;
+
+       const char *hostname;
+       const char *key;
+       sdb_data_t  value;
+       sdb_time_t  last_update;
+
+       assert(n == 4);
+       assert((data[0].type == SDB_TYPE_STRING)
+                       && (data[1].type == SDB_TYPE_STRING)
+                       && (data[2].type == SDB_TYPE_STRING)
+                       && (data[3].type == SDB_TYPE_DATETIME));
+
+       hostname = data[0].data.string;
+       key = data[1].data.string;
+       value.type = SDB_TYPE_STRING;
+       value.data.string = data[2].data.string;
+       last_update = data[3].data.datetime;
+
+       status = sdb_store_attribute(hostname, key, &value, last_update);
+
+       if (status < 0) {
+               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: Failed to "
+                               "store/update host attribute '%s' for host '%s'.",
+                               key, hostname);
+               return -1;
+       }
+
+       return 0;
+} /* sdb_puppet_stcfg_get_attrs */
+
+/*
+ * plugin API
+ */
+
+static int
+sdb_puppet_stcfg_init(sdb_object_t *user_data)
+{
+       sdb_dbi_client_t *client;
+
+       if (! user_data)
+               return -1;
+
+       client = SDB_OBJ_WRAPPER(user_data)->data;
+       if (sdb_dbi_client_connect(client)) {
+               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
+                               "Failed to connect to the storeconfigs DB.");
+               return -1;
+       }
+
+       sdb_log(SDB_LOG_INFO, "puppet::store-configs backend: Successfully "
+                       "connected to the storeconfigs DB.");
+       return 0;
+} /* sdb_puppet_stcfg_init */
+
+static int
+sdb_puppet_stcfg_shutdown(sdb_object_t *user_data)
+{
+       if (! user_data)
+               return -1;
+
+       sdb_dbi_client_destroy(SDB_OBJ_WRAPPER(user_data)->data);
+       SDB_OBJ_WRAPPER(user_data)->data = NULL;
+       return 0;
+} /* sdb_puppet_stcfg_shutdown */
+
+static int
+sdb_puppet_stcfg_collect(sdb_object_t *user_data)
+{
+       sdb_dbi_client_t *client;
+
+       if (! user_data)
+               return -1;
+
+       client = SDB_OBJ_WRAPPER(user_data)->data;
+       if (sdb_dbi_client_check_conn(client)) {
+               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
+                               "Connection to storeconfigs DB failed.");
+               return -1;
+       }
+
+       if (sdb_dbi_exec_query(client, "SELECT name, updated_at FROM hosts;",
+                               sdb_puppet_stcfg_get_hosts, NULL, /* #columns = */ 2,
+                               /* col types = */ SDB_TYPE_STRING, SDB_TYPE_DATETIME)) {
+               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: Failed to "
+                               "retrieve hosts from the storeconfigs DB.");
+               return -1;
+       }
+
+       if (sdb_dbi_exec_query(client, "SELECT "
+                                       "hosts.name AS hostname, "
+                                       "fact_names.name AS name, "
+                                       "fact_values.value AS value, "
+                                       "fact_values.updated_at AS updated_at "
+                               "FROM fact_values "
+                               "INNER JOIN hosts "
+                                       "ON fact_values.host_id = hosts.id "
+                               "INNER JOIN fact_names "
+                                       "ON fact_values.fact_name_id = fact_names.id;",
+                               sdb_puppet_stcfg_get_attrs, NULL, /* #columns = */ 4,
+                               /* col types = */ SDB_TYPE_STRING, SDB_TYPE_STRING,
+                               SDB_TYPE_STRING, SDB_TYPE_DATETIME)) {
+               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: Failed to "
+                               "retrieve host attributes from the storeconfigs DB.");
+               return -1;
+       }
+       return 0;
+} /* sdb_puppet_stcfg_collect */
+
+static int
+sdb_puppet_stcfg_config_conn(oconfig_item_t *ci)
+{
+       char *name = NULL;
+
+       sdb_object_t *user_data;
+       sdb_dbi_client_t *client;
+       sdb_dbi_options_t *options = NULL;
+
+       char *driver = NULL;
+       char *database = NULL;
+
+       int i;
+
+       if (oconfig_get_string(ci, &name)) {
+               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: Connection "
+                               "requires a single string argument\n"
+                               "\tUsage: <Connection NAME>");
+               return -1;
+       }
+
+       for (i = 0; i < ci->children_num; ++i) {
+               oconfig_item_t *child = ci->children + i;
+               char *key = NULL, *value = NULL;
+
+               int status = 0;
+
+               if (! strcasecmp(child->key, "DBAdapter")) {
+                       if (oconfig_get_string(child, &driver)) {
+                               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
+                                               "DBAdapter requires a single string argument inside "
+                                               "<Connection %s>\n\tUsage: DBAdapter NAME",
+                                               name);
+                       }
+                       continue;
+               }
+               else if (! strcasecmp(child->key, "DBName")) {
+                       if (oconfig_get_string(child, &database)) {
+                               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
+                                               "DBName requires a single string argument inside "
+                                               "<Connection %s>\n\tUsage: DBName NAME",
+                                               name);
+                       }
+                       continue;
+               }
+               else if (! strcasecmp(child->key, "DBServer")) {
+                       status = oconfig_get_string(child, &value);
+                       key = "host";
+               }
+               else if (! strcasecmp(child->key, "DBPort")) {
+                       status = oconfig_get_string(child, &value);
+                       key = "port";
+               }
+               else if (! strcasecmp(child->key, "DBUser")) {
+                       status = oconfig_get_string(child, &value);
+                       key = "username";
+               }
+               else if (! strcasecmp(child->key, "DBPassword")) {
+                       status = oconfig_get_string(child, &value);
+                       key = "password";
+               }
+               else if (! strcasecmp(child->key, "DBIOption")) {
+                       if ((child->values_num != 2)
+                                       || (child->values[0].type != OCONFIG_TYPE_STRING)
+                                       || (child->values[1].type != OCONFIG_TYPE_STRING)) {
+                               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
+                                               "DBIOption requires exactly two string arguments "
+                                               "inside <Connection %s>\n"
+                                               "\tUsage: DBIOption KEY VALUE", name);
+                               continue;
+                       }
+
+                       status = 0;
+                       key = child->values[0].value.string;
+                       value = child->values[1].value.string;
+               }
+               else {
+                       sdb_log(SDB_LOG_WARNING, "puppet::store-configs backend: "
+                                       "Ignoring unknown config option '%s' inside "
+                                       "<Connection %s>.", child->key, name);
+                       continue;
+               }
+
+               if (status) {
+                       sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: Option "
+                                       "'%s' requires a single string argument inside "
+                                       "<Connection %s>\n\tUsage: DBAdapter NAME",
+                                       child->key, name);
+                       continue;
+               }
+
+               assert(key && value);
+
+               if (! options) {
+                       if (! (options = sdb_dbi_options_create())) {
+                               char errmsg[1024];
+                               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
+                                               "Failed to create DBI options object: %s",
+                                               sdb_strerror(errno, errmsg, sizeof(errmsg)));
+                               continue;
+                       }
+               }
+
+               if (sdb_dbi_options_add(options, key, value)) {
+                       char errmsg[1024];
+                       sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
+                                       "Failed to add option '%s': %s", key,
+                                       sdb_strerror(errno, errmsg, sizeof(errmsg)));
+                       continue;
+               }
+       }
+
+       if (! driver) {
+               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
+                               "Connection '%s' " "missing the 'DBAdapter' option.",
+                               name);
+               return -1;
+       }
+       if (! database) {
+               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
+                               "Connection '%s' missing the 'DBName' option.", name);
+               return -1;
+       }
+
+       client = sdb_dbi_client_create(driver, database);
+       if (! client) {
+               char errbuf[1024];
+               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
+                               "Failed to create DBI client: %s",
+                               sdb_strerror(errno, errbuf, sizeof(errbuf)));
+               return -1;
+       }
+
+       sdb_dbi_client_set_options(client, options);
+
+       user_data = sdb_object_create_wrapper("dbi-client", client,
+                       (void (*)(void *))sdb_dbi_client_destroy);
+       if (! user_data) {
+               sdb_dbi_client_destroy(client);
+               sdb_log(SDB_LOG_ERR, "puppet::store-configs backend: "
+                               "Failed to allocate sdb_object_t");
+               return -1;
+       }
+
+       sdb_plugin_register_init(name, sdb_puppet_stcfg_init, user_data);
+       sdb_plugin_register_shutdown(name, sdb_puppet_stcfg_shutdown,
+                       user_data);
+       sdb_plugin_register_collector(name, sdb_puppet_stcfg_collect,
+                       /* interval */ NULL, user_data);
+
+       /* pass control to the list */
+       sdb_object_deref(user_data);
+       return 0;
+} /* sdb_puppet_stcfg_config_conn */
+
+static int
+sdb_puppet_stcfg_config(oconfig_item_t *ci)
+{
+       int i;
+
+       if (! ci) /* nothing to do to deconfigure this plugin */
+               return 0;
+
+       for (i = 0; i < ci->children_num; ++i) {
+               oconfig_item_t *child = ci->children + i;
+
+               if (! strcasecmp(child->key, "Connection"))
+                       sdb_puppet_stcfg_config_conn(child);
+               else
+                       sdb_log(SDB_LOG_WARNING, "puppet::store-configs backend: "
+                                       "Ignoring unknown config option '%s'.", child->key);
+       }
+       return 0;
+} /* sdb_puppet_stcfg_config */
+
+int
+sdb_module_init(sdb_plugin_info_t *info)
+{
+       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_DESC,
+                       "backend accessing the Puppet stored configuration database");
+       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_COPYRIGHT,
+                       "Copyright (C) 2012 Sebastian 'tokkee' Harl <sh@tokkee.org>");
+       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_LICENSE, "BSD");
+       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_VERSION, SDB_VERSION);
+       sdb_plugin_set_info(info, SDB_PLUGIN_INFO_PLUGIN_VERSION, SDB_VERSION);
+
+       sdb_plugin_register_config(sdb_puppet_stcfg_config);
+       return 0;
+} /* sdb_version_extra */
+
+/* vim: set tw=78 sw=4 ts=4 noexpandtab : */
+