X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;ds=sidebyside;f=src%2Fplugins%2Fbackend%2Fpuppet%2Fstore-configs.c;fp=src%2Fplugins%2Fbackend%2Fpuppet%2Fstore-configs.c;h=95dd5499eea60ed090c5db712a04e732b4d370f5;hb=dc433b9c8b4187faee94d972b333a91b22eaf9e0;hp=0000000000000000000000000000000000000000;hpb=8b3452e508a38e9a28aa82a4636a3dbe03d32e65;p=sysdb.git

diff --git a/src/plugins/backend/puppet/store-configs.c b/src/plugins/backend/puppet/store-configs.c
new file mode 100644
index 0000000..95dd549
--- /dev/null
+++ b/src/plugins/backend/puppet/store-configs.c
@@ -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 : */
+