http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/heartbeat/cib.h

/* $Id: cib.h,v 1.42 2006/04/10 12:48:43 andrew Exp $ */ /* * Copyright (C) 2004 Andrew Beekhof <andrew@beekhof.net> * * 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 2.1 of the License, or (at your option) any later version. * * This software 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 library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef CIB__H #define CIB__H #include <portability.h> #include <clplumbing/ipc.h> #include <crm/common/ipc.h> #include <crm/common/xml.h> #include <ha_msg.h> #define CIB_FEATURE_SET "1.3" #define USE_PESKY_FRAGMENTS 1 #define CIB_OPTIONS_FIRST "cib-bootstrap-options" /* use compare_version() for doing comparisons */ enum cib_variant { cib_native, cib_database, cib_edir }; enum cib_state { cib_connected_command, cib_connected_query, cib_disconnected }; enum cib_conn_type { cib_command, cib_query, cib_query_synchronous, cib_command_synchronous, cib_no_connection }; enum cib_call_options { cib_none = 0x00000000, cib_verbose = 0x00000001, cib_discard_reply = 0x00000010, cib_scope_local = 0x00000100, cib_sync_call = 0x00001000, cib_inhibit_notify = 0x00010000, cib_quorum_override = 0x00100000, cib_inhibit_bcast = 0x01000000, cib_force_diff = 0x10000000 }; #define cib_default_options = cib_none enum cib_errors { cib_ok = 0, cib_operation = -1, cib_create_msg = -2, cib_not_connected = -3, cib_not_authorized = -4, cib_send_failed = -5, cib_reply_failed = -6, cib_return_code = -7, cib_output_ptr = -8, cib_output_data = -9, cib_connection = -10, cib_authentication = -11, cib_missing = -12, cib_variant = -28, CIBRES_MISSING_ID = -13, CIBRES_MISSING_TYPE = -14, CIBRES_MISSING_FIELD = -15, CIBRES_OBJTYPE_MISMATCH = -16, CIBRES_CORRUPT = -17, CIBRES_OTHER = -18, cib_unknown = -19, cib_STALE = -20, cib_EXISTS = -21, cib_NOTEXISTS = -22, cib_ACTIVATION = -23, cib_NOSECTION = -24, cib_NOOBJECT = -25, cib_NOPARENT = -26, cib_NODECOPY = -27, cib_NOTSUPPORTED = -29, cib_registration_msg = -30, cib_callback_token = -31, cib_callback_register = -32, cib_msg_field_add = -33, cib_client_gone = -34, cib_not_master = -35, cib_client_corrupt = -36, cib_master_timeout = -37, cib_revision_unsupported= -38, cib_revision_unknown = -39, cib_missing_data = -40, cib_remote_timeout = -41, cib_no_quorum = -42, cib_diff_failed = -43, cib_diff_resync = -44, cib_old_data = -45, cib_id_check = -46, cib_dtd_validation = -47, cib_bad_section = -48 }; enum cib_update_op { CIB_UPDATE_OP_NONE = 0, CIB_UPDATE_OP_ADD, CIB_UPDATE_OP_MODIFY, CIB_UPDATE_OP_DELETE, CIB_UPDATE_OP_MAX }; enum cib_section { cib_section_none, cib_section_all, cib_section_nodes, cib_section_constraints, cib_section_resources, cib_section_crmconfig, cib_section_status }; #define CIB_OP_SLAVE "cib_slave" #define CIB_OP_SLAVEALL "cib_slave_all" #define CIB_OP_MASTER "cib_master" #define CIB_OP_SYNC "cib_sync" #define CIB_OP_SYNC_ONE "cib_sync_one" #define CIB_OP_ISMASTER "cib_ismaster" #define CIB_OP_BUMP "cib_bump" #define CIB_OP_QUERY "cib_query" #define CIB_OP_CREATE "cib_create" #define CIB_OP_UPDATE "cib_update" #define CIB_OP_MODIFY "cib_modify" #define CIB_OP_DELETE "cib_delete" #define CIB_OP_DELETE_ALT "cib_delete_alt" #define CIB_OP_ERASE "cib_erase" #define CIB_OP_REPLACE "cib_replace" #define CIB_OP_NOTIFY "cib_notify" #define CIB_OP_APPLY_DIFF "cib_apply_diff" #define F_CIB_CLIENTID "cib_clientid" #define F_CIB_CALLOPTS "cib_callopt" #define F_CIB_CALLID "cib_callid" #define F_CIB_CALLDATA "cib_calldata" #define F_CIB_OPERATION "cib_op" #define F_CIB_ISREPLY "cib_isreplyto" #define F_CIB_SECTION "cib_section" #define F_CIB_HOST "cib_host" #define F_CIB_RC "cib_rc" #define F_CIB_DELEGATED "cib_delegated_from" #define F_CIB_OBJID "cib_object" #define F_CIB_OBJTYPE "cib_object_type" #define F_CIB_EXISTING "cib_existing_object" #define F_CIB_SEENCOUNT "cib_seen" #define F_CIB_TIMEOUT "cib_timeout" #define F_CIB_UPDATE "cib_update" #define F_CIB_CALLBACK_TOKEN "cib_callback_token" #define F_CIB_GLOBAL_UPDATE "cib_update" #define F_CIB_UPDATE_RESULT "cib_update_result" #define F_CIB_CLIENTNAME "cib_clientname" #define F_CIB_NOTIFY_TYPE "cib_notify_type" #define F_CIB_NOTIFY_ACTIVATE "cib_notify_activate" #define F_CIB_UPDATE_DIFF "cib_update_diff" #define T_CIB "cib" #define T_CIB_NOTIFY "cib_notify" /* notify sub-types */ #define T_CIB_PRE_NOTIFY "cib_pre_notify" #define T_CIB_POST_NOTIFY "cib_post_notify" #define T_CIB_UPDATE_CONFIRM "cib_update_confirmation" #define T_CIB_DIFF_NOTIFY "cib_diff_notify" #define T_CIB_REPLACE_NOTIFY "cib_refresh_notify" #define cib_channel_ro "cib_ro" #define cib_channel_rw "cib_rw" #define cib_channel_callback "cib_callback" #define cib_channel_ro_synchronous "cib_ro_syncronous" #define cib_channel_rw_synchronous "cib_rw_syncronous" typedef struct cib_s cib_t; typedef struct cib_api_operations_s { int (*variant_op)( cib_t *cib, const char *op, const char *host, const char *section, crm_data_t *data, crm_data_t **output_data, int call_options); int (*signon) ( cib_t *cib, const char *name, enum cib_conn_type type); int (*signoff)(cib_t *cib); int (*free) (cib_t *cib); int (*set_op_callback)( cib_t *cib, void (*callback)( const HA_Message *msg, int callid , int rc, crm_data_t *output)); int (*add_notify_callback)( cib_t *cib, const char *event, void (*callback)( const char *event, HA_Message *msg)); int (*del_notify_callback)( cib_t *cib, const char *event, void (*callback)( const char *event, HA_Message *msg)); int (*set_connection_dnotify)( cib_t *cib, void (*dnotify)(gpointer user_data)); IPC_Channel *(*channel)(cib_t* cib); int (*inputfd)(cib_t* cib); int (*noop)(cib_t *cib, int call_options); int (*ping)( cib_t *cib, crm_data_t **output_data, int call_options); int (*query)(cib_t *cib, const char *section, crm_data_t **output_data, int call_options); int (*query_from)( cib_t *cib, const char *host, const char *section, crm_data_t **output_data, int call_options); int (*is_master) (cib_t *cib); int (*set_master)(cib_t *cib, int call_options); int (*set_slave) (cib_t *cib, int call_options); int (*set_slave_all)(cib_t *cib, int call_options); int (*sync)(cib_t *cib, const char *section, int call_options); int (*sync_from)( cib_t *cib, const char *host, const char *section, int call_options); int (*bump_epoch)(cib_t *cib, int call_options); int (*create)(cib_t *cib, const char *section, crm_data_t *data, crm_data_t **output_data, int call_options); int (*modify)(cib_t *cib, const char *section, crm_data_t *data, crm_data_t **output_data, int call_options); int (*update)(cib_t *cib, const char *section, crm_data_t *data, crm_data_t **output_data, int call_options); int (*replace)(cib_t *cib, const char *section, crm_data_t *data, crm_data_t **output_data, int call_options); int (*delete)(cib_t *cib, const char *section, crm_data_t *data, crm_data_t **output_data, int call_options); int (*delete_absolute)( cib_t *cib, const char *section, crm_data_t *data, crm_data_t **output_data, int call_options); int (*erase)( cib_t *cib, crm_data_t **output_data, int call_options); int (*quit)(cib_t *cib, int call_options); gboolean (*msgready)(cib_t* cib); int (*rcvmsg)(cib_t* cib, int blocking); gboolean (*dispatch)(IPC_Channel *channel, gpointer user_data); int (*register_callback)( cib_t* cib, const char *callback, int enabled); } cib_api_operations_t; struct cib_s { enum cib_state state; enum cib_conn_type type; int call_id; int call_timeout; void *variant_opaque; GList *notify_list; void (*op_callback)(const HA_Message *msg, int call_id, int rc, crm_data_t *output); cib_api_operations_t *cmds; }; typedef struct cib_notify_client_s { const char *event; const char *obj_id; /* implement one day */ const char *obj_type; /* implement one day */ void (*callback)( const char *event, HA_Message *msg); } cib_notify_client_t; typedef struct cib_callback_client_s { void (*callback)( const HA_Message*, int, int, crm_data_t*, void*); void *user_data; gboolean only_success; } cib_callback_client_t; /* Core functions */ extern cib_t *cib_new(void); extern void cib_delete(cib_t *cib); extern gboolean startCib(const char *filename); extern crm_data_t *get_cib_copy(cib_t *cib); extern crm_data_t *cib_get_generation(cib_t *cib); extern int cib_compare_generation(crm_data_t *left, crm_data_t *right); extern gboolean add_cib_op_callback( int call_id, gboolean only_success, void *user_data, void (*callback)(const HA_Message*, int, int, crm_data_t*,void*)); extern void remove_cib_op_callback(int call_id, gboolean all_callbacks); extern int num_cib_op_callbacks(void); /* Utility functions */ extern crm_data_t *get_object_root(const char *object_type,crm_data_t *the_root); extern crm_data_t *create_cib_fragment_adv( crm_data_t *update, const char *section, const char *source); extern char *cib_pluralSection(const char *a_section); extern const char *get_crm_option( crm_data_t *cib, const char *name, gboolean do_warn); /* Error Interpretation*/ extern const char *cib_error2string(enum cib_errors); extern const char *cib_op2string(enum cib_update_op); extern crm_data_t *createEmptyCib(void); extern gboolean verifyCibXml(crm_data_t *cib); extern int cib_section2enum(const char *a_section); #define create_cib_fragment(update,cib_section) create_cib_fragment_adv(update, cib_section, __FUNCTION__) extern crm_data_t *diff_cib_object( crm_data_t *old, crm_data_t *new,gboolean suppress); extern gboolean apply_cib_diff( crm_data_t *old, crm_data_t *diff, crm_data_t **new); extern void log_cib_diff(int log_level, crm_data_t *diff, const char *function); extern gboolean cib_diff_version_details( crm_data_t *diff, int *admin_epoch, int *epoch, int *updates, int *_admin_epoch, int *_epoch, int *_updates); extern gboolean cib_version_details( crm_data_t *cib, int *admin_epoch, int *epoch, int *updates); extern enum cib_errors update_attr( cib_t *the_cib, int call_options, const char *section, const char *node_uuid, const char *set_name, const char *attr_id, const char *attr_name, const char *attr_value); extern enum cib_errors read_attr( cib_t *the_cib, const char *section, const char *node_uuid, const char *set_name, const char *attr_id, const char *attr_name, char **attr_value); extern enum cib_errors delete_attr( cib_t *the_cib, int options, const char *section, const char *node_uuid, const char *set_name, const char *attr_id, const char *attr_name, const char *attr_value); extern enum cib_errors query_node_uuid( cib_t *the_cib, const char *uname, char **uuid); extern enum cib_errors query_node_uname( cib_t *the_cib, const char *uuid, char **uname); extern enum cib_errors query_standby( cib_t *the_cib, const char *uuid, const char *scope, char **standby_value); extern enum cib_errors set_standby( cib_t *the_cib, const char *uuid, const char *scope, const char *standby_value); enum cib_errors delete_standby( cib_t *the_cib, const char *uuid, const char *scope, const char *standby_value); extern const char *feature_set(crm_data_t *xml_obj); #endif