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/*
** Zabbix
** Copyright (C) 2001-2014 Zabbix SIA
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**/
#ifndef ZABBIX_DB_H
#define ZABBIX_DB_H
#include "common.h"
#include "zbxalgo.h"
#include "zbxdb.h"
#include "dbschema.h"
extern char *CONFIG_DBHOST;
extern char *CONFIG_DBNAME;
extern char *CONFIG_DBSCHEMA;
extern char *CONFIG_DBUSER;
extern char *CONFIG_DBPASSWORD;
extern char *CONFIG_DBSOCKET;
extern int CONFIG_DBPORT;
extern int CONFIG_HISTSYNCER_FORKS;
extern int CONFIG_UNAVAILABLE_DELAY;
typedef enum
{
GRAPH_TYPE_NORMAL = 0,
GRAPH_TYPE_STACKED = 1
}
zbx_graph_types;
typedef enum
{
CALC_FNC_MIN = 1,
CALC_FNC_AVG = 2,
CALC_FNC_MAX = 4,
CALC_FNC_ALL = 7
}
zbx_graph_item_calc_function;
typedef enum
{
GRAPH_ITEM_SIMPLE = 0,
GRAPH_ITEM_AGGREGATED = 1
}
zbx_graph_item_type;
struct _DC_TRIGGER;
#define ZBX_DB_CONNECT_NORMAL 0
#define ZBX_DB_CONNECT_EXIT 1
#define ZBX_DB_CONNECT_ONCE 2
#define TRIGGER_DESCRIPTION_LEN 255
#define TRIGGER_EXPRESSION_LEN 2048
#define TRIGGER_EXPRESSION_LEN_MAX (TRIGGER_EXPRESSION_LEN + 1)
#define TRIGGER_ERROR_LEN 128
#if defined(HAVE_IBM_DB2) || defined(HAVE_ORACLE)
# define TRIGGER_COMMENTS_LEN 2048
#else
# define TRIGGER_COMMENTS_LEN 65535
#endif
#define GROUP_NAME_LEN 64
#define HOST_HOST_LEN MAX_ZBX_HOSTNAME_LEN
#define HOST_HOST_LEN_MAX (HOST_HOST_LEN + 1)
#define HOST_NAME_LEN 128
#define HOST_ERROR_LEN 128
#define HOST_ERROR_LEN_MAX (HOST_ERROR_LEN + 1)
#define HOST_IPMI_USERNAME_LEN 16
#define HOST_IPMI_USERNAME_LEN_MAX (HOST_IPMI_USERNAME_LEN + 1)
#define HOST_IPMI_PASSWORD_LEN 20
#define HOST_IPMI_PASSWORD_LEN_MAX (HOST_IPMI_PASSWORD_LEN + 1)
#define INTERFACE_DNS_LEN 64
#define INTERFACE_DNS_LEN_MAX (INTERFACE_DNS_LEN + 1)
#define INTERFACE_IP_LEN 64
#define INTERFACE_IP_LEN_MAX (INTERFACE_IP_LEN + 1)
#define INTERFACE_ADDR_LEN 64 /* MAX(INTERFACE_DNS_LEN,INTERFACE_IP_LEN) */
#define INTERFACE_ADDR_LEN_MAX (INTERFACE_ADDR_LEN + 1)
#define INTERFACE_PORT_LEN 64
#define INTERFACE_PORT_LEN_MAX (INTERFACE_PORT_LEN + 1)
#define ITEM_NAME_LEN 255
#define ITEM_KEY_LEN 255
#define ITEM_SNMP_COMMUNITY_LEN 64
#define ITEM_SNMP_COMMUNITY_LEN_MAX (ITEM_SNMP_COMMUNITY_LEN + 1)
#define ITEM_SNMP_OID_LEN 255
#define ITEM_SNMP_OID_LEN_MAX (ITEM_SNMP_OID_LEN + 1)
#define ITEM_ERROR_LEN 2048
#define ITEM_ERROR_LEN_MAX (ITEM_ERROR_LEN + 1)
#define ITEM_TRAPPER_HOSTS_LEN 255
#define ITEM_TRAPPER_HOSTS_LEN_MAX (ITEM_TRAPPER_HOSTS_LEN + 1)
#define ITEM_SNMPV3_SECURITYNAME_LEN 64
#define ITEM_SNMPV3_SECURITYNAME_LEN_MAX (ITEM_SNMPV3_SECURITYNAME_LEN + 1)
#define ITEM_SNMPV3_AUTHPASSPHRASE_LEN 64
#define ITEM_SNMPV3_AUTHPASSPHRASE_LEN_MAX (ITEM_SNMPV3_AUTHPASSPHRASE_LEN + 1)
#define ITEM_SNMPV3_PRIVPASSPHRASE_LEN 64
#define ITEM_SNMPV3_PRIVPASSPHRASE_LEN_MAX (ITEM_SNMPV3_PRIVPASSPHRASE_LEN + 1)
#define ITEM_SNMPV3_CONTEXTNAME_LEN 255
#define ITEM_SNMPV3_CONTEXTNAME_LEN_MAX (ITEM_SNMPV3_CONTEXTNAME_LEN + 1)
#define ITEM_LOGTIMEFMT_LEN 64
#define ITEM_LOGTIMEFMT_LEN_MAX (ITEM_LOGTIMEFMT_LEN + 1)
#define ITEM_DELAY_FLEX_LEN 255
#define ITEM_DELAY_FLEX_LEN_MAX (ITEM_DELAY_FLEX_LEN + 1)
#define ITEM_IPMI_SENSOR_LEN 128
#define ITEM_IPMI_SENSOR_LEN_MAX (ITEM_IPMI_SENSOR_LEN + 1)
#define ITEM_USERNAME_LEN 64
#define ITEM_USERNAME_LEN_MAX (ITEM_USERNAME_LEN + 1)
#define ITEM_PASSWORD_LEN 64
#define ITEM_PASSWORD_LEN_MAX (ITEM_PASSWORD_LEN + 1)
#define ITEM_PUBLICKEY_LEN 64
#define ITEM_PUBLICKEY_LEN_MAX (ITEM_PUBLICKEY_LEN + 1)
#define ITEM_PRIVATEKEY_LEN 64
#define ITEM_PRIVATEKEY_LEN_MAX (ITEM_PRIVATEKEY_LEN + 1)
#if defined(HAVE_IBM_DB2) || defined(HAVE_ORACLE)
# define ITEM_PARAM_LEN 2048
# define ITEM_DESCRIPTION_LEN 2048
#else
# define ITEM_PARAM_LEN 65535
# define ITEM_DESCRIPTION_LEN 65535
#endif
#define HISTORY_STR_VALUE_LEN 255
#ifdef HAVE_IBM_DB2
# define HISTORY_TEXT_VALUE_LEN 2048
# define HISTORY_LOG_VALUE_LEN 2048
#else
# define HISTORY_TEXT_VALUE_LEN 65535
# define HISTORY_LOG_VALUE_LEN 65535
#endif
#define HISTORY_LOG_SOURCE_LEN 64
#define HISTORY_LOG_SOURCE_LEN_MAX (HISTORY_LOG_SOURCE_LEN + 1)
#define ALERT_SENDTO_LEN 100
#define ALERT_SUBJECT_LEN 255
#ifdef HAVE_IBM_DB2
# define ALERT_MESSAGE_LEN 2048
#else
# define ALERT_MESSAGE_LEN 65535
#endif
#define ALERT_ERROR_LEN 128
#define ALERT_ERROR_LEN_MAX (ALERT_ERROR_LEN + 1)
#define GRAPH_NAME_LEN 128
#define GRAPH_ITEM_COLOR_LEN 6
#define GRAPH_ITEM_COLOR_LEN_MAX (GRAPH_ITEM_COLOR_LEN + 1)
#define DSERVICE_KEY_LEN 255
#define DSERVICE_VALUE_LEN 255
#define HTTPTEST_HTTP_USER_LEN 64
#define HTTPTEST_HTTP_PASSWORD_LEN 64
#define PROXY_DHISTORY_KEY_LEN 255
#define PROXY_DHISTORY_VALUE_LEN 255
#define ZBX_SQL_ITEM_FIELDS "i.itemid,i.key_,h.host,i.type,i.history,i.hostid,i.value_type,i.delta," \
"i.units,i.multiplier,i.formula,i.state,i.valuemapid,i.trends,i.data_type"
#define ZBX_SQL_ITEM_TABLES "hosts h,items i"
#define ZBX_SQL_TIME_FUNCTIONS "'nodata','date','dayofmonth','dayofweek','time','now'"
#define ZBX_SQL_ITEM_FIELDS_NUM 15
#define ZBX_SQL_ITEM_SELECT ZBX_SQL_ITEM_FIELDS " from " ZBX_SQL_ITEM_TABLES
#ifdef HAVE_ORACLE
#define DBbegin_multiple_update(sql, sql_alloc, sql_offset) zbx_strcpy_alloc(sql, sql_alloc, sql_offset, "begin\n")
#define DBend_multiple_update(sql, sql_alloc, sql_offset) zbx_strcpy_alloc(sql, sql_alloc, sql_offset, "end;")
#define ZBX_SQL_STRCMP "%s%s%s"
#define ZBX_SQL_STRVAL_EQ(str) '\0' != *str ? "='" : "", \
'\0' != *str ? str : " is null", \
'\0' != *str ? "'" : ""
#define ZBX_SQL_STRVAL_NE(str) '\0' != *str ? "<>'" : "", \
'\0' != *str ? str : " is not null", \
'\0' != *str ? "'" : ""
#else
#define DBbegin_multiple_update(sql, sql_alloc, sql_offset)
#define DBend_multiple_update(sql, sql_alloc, sql_offset)
#define ZBX_SQL_STRCMP "%s'%s'"
#define ZBX_SQL_STRVAL_EQ(str) "=", str
#define ZBX_SQL_STRVAL_NE(str) "<>", str
#endif
#define ZBX_SQL_NULLCMP(f1, f2) "((" f1 " is null and " f2 " is null) or " f1 "=" f2 ")"
#define ZBX_DBROW2UINT64(uint, row) if (SUCCEED == DBis_null(row)) \
uint = 0; \
else \
is_uint64(row, &uint)
#define ZBX_MAX_SQL_LEN 65535
#define ZBX_DB_MAX_ID (zbx_uint64_t)__UINT64_C(0x7fffffffffffffff)
typedef struct
{
zbx_uint64_t druleid;
zbx_uint64_t unique_dcheckid;
char *iprange;
char *name;
}
DB_DRULE;
typedef struct
{
zbx_uint64_t dcheckid;
char *ports;
char *key_;
char *snmp_community;
char *snmpv3_securityname;
char *snmpv3_authpassphrase;
char *snmpv3_privpassphrase;
char *snmpv3_contextname;
int type;
unsigned char snmpv3_securitylevel;
unsigned char snmpv3_authprotocol;
unsigned char snmpv3_privprotocol;
}
DB_DCHECK;
typedef struct
{
zbx_uint64_t dhostid;
int status;
int lastup;
int lastdown;
}
DB_DHOST;
typedef struct
{
zbx_uint64_t dserviceid;
int status;
int lastup;
int lastdown;
char *value;
}
DB_DSERVICE;
typedef struct
{
zbx_uint64_t triggerid;
char *description;
char *expression;
char *url;
char *comments;
unsigned char priority;
unsigned char type;
}
DB_TRIGGER;
typedef struct
{
DB_TRIGGER trigger;
zbx_uint64_t eventid;
zbx_uint64_t objectid;
int source;
int object;
int clock;
int value;
int acknowledged;
int ns;
}
DB_EVENT;
typedef struct
{
zbx_uint64_t itemid;
zbx_uint64_t hostid;
zbx_item_type_t type;
zbx_item_data_type_t data_type;
char *key;
char *host_name;
int history;
int trends;
zbx_item_value_type_t value_type;
int delta;
int multiplier;
char *units;
char *formula;
zbx_uint64_t valuemapid;
char *error;
unsigned char state;
unsigned char flags;
}
DB_ITEM;
typedef struct
{
zbx_uint64_t mediatypeid;
zbx_media_type_t type;
char *description;
char *smtp_server;
char *smtp_helo;
char *smtp_email;
char *exec_path;
char *gsm_modem;
char *username;
char *passwd;
}
DB_MEDIATYPE;
typedef struct
{
zbx_uint64_t actionid;
char *shortdata;
char *longdata;
int esc_period;
unsigned char eventsource;
unsigned char recovery_msg;
}
DB_ACTION;
typedef struct
{
zbx_uint64_t conditionid;
zbx_uint64_t actionid;
char *value;
unsigned char conditiontype;
unsigned char operator;
}
DB_CONDITION;
typedef struct
{
zbx_uint64_t alertid;
zbx_uint64_t actionid;
int clock;
zbx_uint64_t mediatypeid;
char *sendto;
char *subject;
char *message;
zbx_alert_status_t status;
int retries;
}
DB_ALERT;
typedef struct
{
zbx_uint64_t housekeeperid;
char *tablename;
char *field;
zbx_uint64_t value;
}
DB_HOUSEKEEPER;
typedef struct
{
zbx_uint64_t httptestid;
char *name;
char *variables;
char *headers;
char *agent;
char *http_user;
char *http_password;
char *http_proxy;
char *ssl_cert_file;
char *ssl_key_file;
char *ssl_key_password;
int authentication;
int retries;
int verify_peer;
int verify_host;
}
DB_HTTPTEST;
typedef struct
{
zbx_uint64_t httpstepid;
zbx_uint64_t httptestid;
char *name;
char *url;
char *posts;
char *required;
char *status_codes;
int no;
int timeout;
char *variables;
int follow_redirects;
int retrieve_mode;
char *headers;
}
DB_HTTPSTEP;
typedef struct
{
zbx_uint64_t escalationid;
zbx_uint64_t actionid;
zbx_uint64_t triggerid;
zbx_uint64_t itemid;
zbx_uint64_t eventid;
zbx_uint64_t r_eventid;
int nextcheck;
int esc_step;
zbx_escalation_status_t status;
}
DB_ESCALATION;
int DBconnect(int flag);
void DBinit(void);
void DBclose(void);
#ifdef HAVE_ORACLE
void DBstatement_prepare(const char *sql);
void DBbind_parameter(int position, void *buffer, unsigned char type);
int DBstatement_execute();
#endif
#ifdef HAVE___VA_ARGS__
# define DBexecute(fmt, ...) __zbx_DBexecute(ZBX_CONST_STRING(fmt), ##__VA_ARGS__)
#else
# define DBexecute __zbx_DBexecute
#endif
int __zbx_DBexecute(const char *fmt, ...);
#ifdef HAVE___VA_ARGS__
# define DBselect_once(fmt, ...) __zbx_DBselect_once(ZBX_CONST_STRING(fmt), ##__VA_ARGS__)
# define DBselect(fmt, ...) __zbx_DBselect(ZBX_CONST_STRING(fmt), ##__VA_ARGS__)
#else
# define DBselect_once __zbx_DBselect_once
# define DBselect __zbx_DBselect
#endif
DB_RESULT __zbx_DBselect_once(const char *fmt, ...);
DB_RESULT __zbx_DBselect(const char *fmt, ...);
DB_RESULT DBselectN(const char *query, int n);
DB_ROW DBfetch(DB_RESULT result);
int DBis_null(const char *field);
void DBbegin();
void DBcommit();
void DBrollback();
void DBend(int ret);
const ZBX_TABLE *DBget_table(const char *tablename);
const ZBX_FIELD *DBget_field(const ZBX_TABLE *table, const char *fieldname);
#define DBget_maxid(table) DBget_maxid_num(table, 1)
zbx_uint64_t DBget_maxid_num(const char *tablename, int num);
/******************************************************************************
* *
* Type: ZBX_GRAPH_ITEMS *
* *
* Purpose: represent graph item data *
* *
* Author: Eugene Grigorjev *
* *
******************************************************************************/
typedef struct
{
zbx_uint64_t itemid; /* itemid should come first for correct sorting */
zbx_uint64_t gitemid;
char key[ITEM_KEY_LEN * 4 + 1];
int drawtype;
int sortorder;
char color[GRAPH_ITEM_COLOR_LEN_MAX];
int yaxisside;
int calc_fnc;
int type;
unsigned char flags;
}
ZBX_GRAPH_ITEMS;
void process_triggers(zbx_vector_ptr_t *triggers);
int process_trigger(char **sql, size_t *sql_alloc, size_t *sql_offset, const struct _DC_TRIGGER *trigger);
int DBupdate_item_status_to_notsupported(DB_ITEM *item, int clock, const char *error);
int DBget_row_count(const char *table_name);
int DBget_proxy_lastaccess(const char *hostname, int *lastaccess, char **error);
char *DBdyn_escape_string(const char *src);
char *DBdyn_escape_string_len(const char *src, size_t max_src_len);
char *DBdyn_escape_like_pattern(const char *src);
void DBget_item_from_db(DB_ITEM *item, DB_ROW row);
zbx_uint64_t DBadd_host(char *server, int port, int status, int useip, char *ip, int disable_until, int available);
int DBhost_exists(char *server);
int DBadd_templates_to_host(int hostid,int host_templateid);
int DBadd_template_linkage(int hostid,int templateid,int items,int triggers,int graphs);
int DBget_item_by_itemid(int itemid,DB_ITEM *item);
int DBadd_trigger_to_linked_hosts(int triggerid,int hostid);
void DBdelete_sysmaps_hosts_by_hostid(zbx_uint64_t hostid);
int DBadd_graph_item_to_linked_hosts(int gitemid,int hostid);
int DBcopy_template_elements(zbx_uint64_t hostid, zbx_vector_uint64_t *lnk_templateids);
int DBdelete_template_elements(zbx_uint64_t hostid, zbx_vector_uint64_t *del_templateids);
void DBdelete_items(zbx_vector_uint64_t *itemids);
void DBdelete_graphs(zbx_vector_uint64_t *graphids);
void DBdelete_hosts(zbx_vector_uint64_t *hostids);
int DBupdate_itservices(const DB_EVENT *events, size_t events_num);
int DBremove_triggers_from_itservices(zbx_uint64_t *triggerids, int triggerids_num);
void zbx_create_itservices_lock();
void zbx_destroy_itservices_lock();
void DBadd_trend(zbx_uint64_t itemid, double value, int clock);
void DBadd_trend_uint(zbx_uint64_t itemid, zbx_uint64_t value, int clock);
void DBadd_condition_alloc(char **sql, size_t *sql_alloc, size_t *sql_offset, const char *fieldname,
const zbx_uint64_t *values, const int num);
void DBadd_str_condition_alloc(char **sql, size_t *sql_alloc, size_t *sql_offset, const char *fieldname,
const char **values, const int num);
const char *zbx_host_string(zbx_uint64_t hostid);
const char *zbx_host_key_string(zbx_uint64_t itemid);
const char *zbx_user_string(zbx_uint64_t userid);
void DBregister_host(zbx_uint64_t proxy_hostid, const char *host, const char *ip, const char *dns,
unsigned short port, const char *host_metadata, int now);
void DBproxy_register_host(const char *host, const char *ip, const char *dns, unsigned short port,
const char *host_metadata);
int DBexecute_overflowed_sql(char **sql, size_t *sql_alloc, size_t *sql_offset);
char *DBget_unique_hostname_by_sample(const char *host_name_sample);
const char *DBsql_id_ins(zbx_uint64_t id);
const char *DBsql_id_cmp(zbx_uint64_t id);
zbx_uint64_t DBadd_interface(zbx_uint64_t hostid, unsigned char type,
unsigned char useip, const char *ip, const char *dns, unsigned short port);
const char *DBget_inventory_field(unsigned char inventory_link);
unsigned short DBget_inventory_field_len(unsigned char inventory_link);
int DBtxn_status();
int DBtxn_ongoing();
int DBtable_exists(const char *table_name);
int DBfield_exists(const char *table_name, const char *field_name);
void DBexecute_multiple_query(const char *query, const char *field_name, zbx_vector_uint64_t *ids);
void DBdelete_groups(zbx_vector_uint64_t *groupids);
void DBselect_uint64(const char *sql, zbx_vector_uint64_t *ids);
#ifdef HAVE_POSTGRESQL
# define DBbytea_escape zbx_db_bytea_escape
size_t zbx_db_bytea_escape(const u_char *input, size_t ilen, char **output, size_t *olen);
#endif
/* bulk insert support */
/* database field value */
typedef union
{
int i32;
zbx_uint64_t ui64;
double dbl;
char *str;
}
zbx_db_value_t;
/* database bulk insert data */
typedef struct
{
/* the target table */
const ZBX_TABLE *table;
/* the fields to insert (pointers to the ZBX_FIELD structures from database schema) */
zbx_vector_ptr_t fields;
/* the values rows to insert (pointers to arrays of zbx_db_value_t structures) */
zbx_vector_ptr_t rows;
/* index of autoincrement field */
int autoincrement;
}
zbx_db_insert_t;
void zbx_db_insert_prepare_dyn(zbx_db_insert_t *self, const ZBX_TABLE *table, const ZBX_FIELD **fields,
int fields_num);
void zbx_db_insert_prepare(zbx_db_insert_t *self, const char *table, ...);
void zbx_db_insert_add_values_dyn(zbx_db_insert_t *self, const zbx_db_value_t **values, int values_num);
void zbx_db_insert_add_values(zbx_db_insert_t *self, ...);
int zbx_db_insert_execute(zbx_db_insert_t *self);
void zbx_db_insert_clean(zbx_db_insert_t *self);
void zbx_db_insert_autoincrement(zbx_db_insert_t *self, const char *field_name);
#endif
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