corosync 3.1.9
Data Structures | Macros | Functions
totemudpu.c File Reference
#include <config.h>
#include <assert.h>
#include <sys/mman.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/socket.h>
#include <netdb.h>
#include <sys/un.h>
#include <sys/ioctl.h>
#include <sys/param.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <unistd.h>
#include <fcntl.h>
#include <stdlib.h>
#include <stdio.h>
#include <errno.h>
#include <sched.h>
#include <time.h>
#include <sys/time.h>
#include <sys/poll.h>
#include <sys/uio.h>
#include <limits.h>
#include <qb/qblist.h>
#include <qb/qbdefs.h>
#include <qb/qbloop.h>
#include <corosync/sq.h>
#include <corosync/swab.h>
#include <corosync/logsys.h>
#include "totemudpu.h"
#include "util.h"
Include dependency graph for totemudpu.c:

Go to the source code of this file.

Data Structures

struct  totemudpu_member
 
struct  totemudpu_instance
 
struct  work_item
 

Macros

#define LOGSYS_UTILS_ONLY   1
 
#define MSG_NOSIGNAL   0
 
#define MCAST_SOCKET_BUFFER_SIZE   (TRANSMITS_ALLOWED * UDP_RECEIVE_FRAME_SIZE_MAX)
 
#define NETIF_STATE_REPORT_UP   1
 
#define NETIF_STATE_REPORT_DOWN   2
 
#define BIND_STATE_UNBOUND   0
 
#define BIND_STATE_REGULAR   1
 
#define BIND_STATE_LOOPBACK   2
 
#define log_printf(level, format, args...)
 
#define LOGSYS_PERROR(err_num, level, fmt, args...)
 

Functions

int totemudpu_member_list_rebind_ip (void *udpu_context)
 
int totemudpu_crypto_set (void *udpu_context, const char *cipher_type, const char *hash_type)
 
int totemudpu_finalize (void *udpu_context)
 
int totemudpu_nodestatus_get (void *udpu_context, unsigned int nodeid, struct totem_node_status *node_status)
 
int totemudpu_ifaces_get (void *net_context, char ***status, unsigned int *iface_count)
 
int totemudpu_initialize (qb_loop_t *poll_handle, void **udpu_context, struct totem_config *totem_config, totemsrp_stats_t *stats, void *context, int(*deliver_fn)(void *context, const void *msg, unsigned int msg_len, const struct sockaddr_storage *system_from), int(*iface_change_fn)(void *context, const struct totem_ip_address *iface_address, unsigned int ring_no), void(*mtu_changed)(void *context, int net_mtu), void(*target_set_completed)(void *context))
 Create an instance.
 
void * totemudpu_buffer_alloc (void)
 
void totemudpu_buffer_release (void *ptr)
 
int totemudpu_processor_count_set (void *udpu_context, int processor_count)
 
int totemudpu_recv_flush (void *udpu_context)
 
int totemudpu_send_flush (void *udpu_context)
 
int totemudpu_token_send (void *udpu_context, const void *msg, unsigned int msg_len)
 
int totemudpu_mcast_flush_send (void *udpu_context, const void *msg, unsigned int msg_len)
 
int totemudpu_mcast_noflush_send (void *udpu_context, const void *msg, unsigned int msg_len)
 
int totemudpu_iface_check (void *udpu_context)
 
void totemudpu_net_mtu_adjust (void *udpu_context, struct totem_config *totem_config)
 
int totemudpu_token_target_set (void *udpu_context, unsigned int nodeid)
 
int totemudpu_recv_mcast_empty (void *udpu_context)
 
int totemudpu_iface_set (void *net_context, const struct totem_ip_address *local_addr, unsigned short ip_port, unsigned int iface_no)
 
int totemudpu_member_add (void *udpu_context, const struct totem_ip_address *local, const struct totem_ip_address *member, int ring_no)
 
int totemudpu_member_remove (void *udpu_context, const struct totem_ip_address *token_target, int ring_no)
 
int totemudpu_reconfigure (void *udpu_context, struct totem_config *totem_config)
 

Macro Definition Documentation

◆ BIND_STATE_LOOPBACK

#define BIND_STATE_LOOPBACK   2

Definition at line 83 of file totemudpu.c.

◆ BIND_STATE_REGULAR

#define BIND_STATE_REGULAR   1

Definition at line 82 of file totemudpu.c.

◆ BIND_STATE_UNBOUND

#define BIND_STATE_UNBOUND   0

Definition at line 81 of file totemudpu.c.

◆ log_printf

#define log_printf (   level,
  format,
  args... 
)
Value:
do { \
instance->totemudpu_log_printf ( \
level, instance->totemudpu_subsys_id, \
__FUNCTION__, __FILE__, __LINE__, \
(const char *)format, ##args); \
} while (0);
nodeid
unsigned int nodeid
Definition coroapi.h:0

Definition at line 227 of file totemudpu.c.

◆ LOGSYS_PERROR

#define LOGSYS_PERROR (   err_num,
  level,
  fmt,
  args... 
)
Value:
do { \
char _error_str[LOGSYS_MAX_PERROR_MSG_LEN]; \
const char *_error_ptr = qb_strerror_r(err_num, _error_str, sizeof(_error_str)); \
instance->totemudpu_log_printf ( \
level, instance->totemudpu_subsys_id, \
__FUNCTION__, __FILE__, __LINE__, \
fmt ": %s (%d)", ##args, _error_ptr, err_num); \
} while(0)
LOGSYS_MAX_PERROR_MSG_LEN
#define LOGSYS_MAX_PERROR_MSG_LEN
Definition logsys.h:87

Definition at line 234 of file totemudpu.c.

◆ LOGSYS_UTILS_ONLY

#define LOGSYS_UTILS_ONLY   1

Definition at line 67 of file totemudpu.c.

◆ MCAST_SOCKET_BUFFER_SIZE

#define MCAST_SOCKET_BUFFER_SIZE   (TRANSMITS_ALLOWED * UDP_RECEIVE_FRAME_SIZE_MAX)

Definition at line 77 of file totemudpu.c.

◆ MSG_NOSIGNAL

#define MSG_NOSIGNAL   0

Definition at line 74 of file totemudpu.c.

◆ NETIF_STATE_REPORT_DOWN

#define NETIF_STATE_REPORT_DOWN   2

Definition at line 79 of file totemudpu.c.

◆ NETIF_STATE_REPORT_UP

#define NETIF_STATE_REPORT_UP   1

Definition at line 78 of file totemudpu.c.

Function Documentation

◆ totemudpu_buffer_alloc()

void * totemudpu_buffer_alloc ( void  )

Definition at line 1049 of file totemudpu.c.

References FRAME_SIZE_MAX, and nodeid.

◆ totemudpu_buffer_release()

void totemudpu_buffer_release ( void *  ptr)

Definition at line 1054 of file totemudpu.c.

References nodeid.

◆ totemudpu_crypto_set()

int totemudpu_crypto_set ( void *  udpu_context,
const char *  cipher_type,
const char *  hash_type 
)

Definition at line 244 of file totemudpu.c.

◆ totemudpu_finalize()

int totemudpu_finalize ( void *  udpu_context)

Definition at line 423 of file totemudpu.c.

References totemudpu_instance::local_loop_sock, nodeid, totemudpu_instance::token_socket, totemudpu_instance::totemudpu_poll_handle, and totemudpu_instance::udpu_context.

◆ totemudpu_iface_check()

int totemudpu_iface_check ( void *  udpu_context)
extern

Definition at line 1133 of file totemudpu.c.

References nodeid, and totemudpu_instance::udpu_context.

◆ totemudpu_iface_set()

int totemudpu_iface_set ( void *  net_context,
const struct totem_ip_address *  local_addr,
unsigned short  ip_port,
unsigned int  iface_no 
)

Definition at line 1301 of file totemudpu.c.

◆ totemudpu_ifaces_get()

int totemudpu_ifaces_get ( void *  net_context,
char ***  status,
unsigned int *  iface_count 
)

Definition at line 825 of file totemudpu.c.

References INTERFACE_MAX, and nodeid.

◆ totemudpu_initialize()

int totemudpu_initialize ( qb_loop_t *  poll_handle,
void **  udpu_context,
struct totem_config *  totem_config,
totemsrp_stats_t *  stats,
void *  context,
int(*)(void *context, const void *msg, unsigned int msg_len, const struct sockaddr_storage *system_from)  deliver_fn,
int(*)(void *context, const struct totem_ip_address *iface_address, unsigned int ring_no)  iface_change_fn,
void(*)(void *context, int net_mtu)  mtu_changed,
void(*)(void *context)  target_set_completed 
)

Create an instance.

Definition at line 953 of file totemudpu.c.

References totem_interface::bindnet, totemudpu_instance::context, totem_config::interfaces, totemudpu_instance::iov_buffer, totemudpu_instance::local_loop_sock, totem_logging_configuration::log_level_debug, totem_logging_configuration::log_level_error, totem_logging_configuration::log_level_notice, totem_logging_configuration::log_level_warning, totem_logging_configuration::log_printf, totem_logging_configuration::log_subsys_id, totem_config::node_id, nodeid, totem_ip_address::nodeid, totemudpu_instance::stats, totemudpu_instance::timer_netif_check_timeout, totemudpu_instance::totem_config, totemudpu_instance::totem_interface, totem_config::totem_logging_configuration, totemudpu_instance::totemudpu_deliver_fn, totemudpu_instance::totemudpu_iface_change_fn, totemudpu_instance::totemudpu_log_level_debug, totemudpu_instance::totemudpu_log_level_error, totemudpu_instance::totemudpu_log_level_notice, totemudpu_instance::totemudpu_log_level_security, totemudpu_instance::totemudpu_log_level_warning, totemudpu_instance::totemudpu_log_printf, totemudpu_instance::totemudpu_poll_handle, totemudpu_instance::totemudpu_subsys_id, totemudpu_instance::totemudpu_target_set_completed, UDP_RECEIVE_FRAME_SIZE_MAX, and totemudpu_instance::udpu_context.

◆ totemudpu_mcast_flush_send()

int totemudpu_mcast_flush_send ( void *  udpu_context,
const void *  msg,
unsigned int  msg_len 
)

Definition at line 1107 of file totemudpu.c.

References nodeid, and totemudpu_instance::udpu_context.

◆ totemudpu_mcast_noflush_send()

int totemudpu_mcast_noflush_send ( void *  udpu_context,
const void *  msg,
unsigned int  msg_len 
)

Definition at line 1120 of file totemudpu.c.

References nodeid, and totemudpu_instance::udpu_context.

◆ totemudpu_member_add()

int totemudpu_member_add ( void *  udpu_context,
const struct totem_ip_address *  local,
const struct totem_ip_address *  member,
int  ring_no 
)

Definition at line 1310 of file totemudpu.c.

References log_printf, LOGSYS_LEVEL_NOTICE, totemudpu_member::member, totemudpu_instance::member_list, nodeid, totemip_print(), and totemudpu_instance::udpu_context.

◆ totemudpu_member_list_rebind_ip()

int totemudpu_member_list_rebind_ip ( void *  udpu_context)

Definition at line 1386 of file totemudpu.c.

References totemudpu_member::fd, totemudpu_member::member, totemudpu_instance::member_list, nodeid, and totemudpu_instance::udpu_context.

◆ totemudpu_member_remove()

int totemudpu_member_remove ( void *  udpu_context,
const struct totem_ip_address *  token_target,
int  ring_no 
)

Definition at line 1338 of file totemudpu.c.

References totemudpu_member::fd, log_printf, LOGSYS_LEVEL_DEBUG, LOGSYS_LEVEL_NOTICE, totemudpu_member::member, totemudpu_instance::member_list, nodeid, totemudpu_instance::token_target, totemip_compare(), totemip_print(), totemudpu_instance::totemudpu_poll_handle, and totemudpu_instance::udpu_context.

◆ totemudpu_net_mtu_adjust()

void totemudpu_net_mtu_adjust ( void *  udpu_context,
struct totem_config *  totem_config 
)
extern

Definition at line 1143 of file totemudpu.c.

References totem_interface::bindnet, totem_ip_address::family, totem_config::interfaces, totem_config::net_mtu, and totemip_udpip_header_size().

◆ totemudpu_nodestatus_get()

int totemudpu_nodestatus_get ( void *  udpu_context,
unsigned int  nodeid,
struct totem_node_status *  node_status 
)

Definition at line 797 of file totemudpu.c.

References BIND_STATE_REGULAR, totemudpu_member::list, totemudpu_member::member, totemudpu_instance::member_list, totem_config::net_mtu, totemudpu_instance::netif_bind_state, nodeid, totem_ip_address::nodeid, totemudpu_instance::totem_config, totemip_print(), and totemudpu_instance::udpu_context.

◆ totemudpu_processor_count_set()

int totemudpu_processor_count_set ( void *  udpu_context,
int  processor_count 
)

Definition at line 1059 of file totemudpu.c.

References totem_config::downcheck_timeout, totemudpu_instance::my_memb_entries, nodeid, totemudpu_instance::timer_netif_check_timeout, totemudpu_instance::totem_config, totemudpu_instance::totemudpu_poll_handle, and totemudpu_instance::udpu_context.

◆ totemudpu_reconfigure()

int totemudpu_reconfigure ( void *  udpu_context,
struct totem_config *  totem_config 
)

Definition at line 1447 of file totemudpu.c.

◆ totemudpu_recv_flush()

int totemudpu_recv_flush ( void *  udpu_context)

Definition at line 1081 of file totemudpu.c.

References nodeid.

◆ totemudpu_recv_mcast_empty()

int totemudpu_recv_mcast_empty ( void *  udpu_context)
extern

Definition at line 1175 of file totemudpu.c.

References BIND_STATE_REGULAR, totemudpu_instance::local_loop_sock, MSG_NOSIGNAL, totemudpu_instance::netif_bind_state, nodeid, system_from, totemudpu_instance::token_socket, totemudpu_instance::totemudpu_iov_recv, and totemudpu_instance::udpu_context.

◆ totemudpu_send_flush()

int totemudpu_send_flush ( void *  udpu_context)

Definition at line 1088 of file totemudpu.c.

References nodeid.

◆ totemudpu_token_send()

int totemudpu_token_send ( void *  udpu_context,
const void *  msg,
unsigned int  msg_len 
)

Definition at line 1095 of file totemudpu.c.

References nodeid, totemudpu_instance::token_target, and totemudpu_instance::udpu_context.

◆ totemudpu_token_target_set()

int totemudpu_token_target_set ( void *  udpu_context,
unsigned int  nodeid 
)

Definition at line 1149 of file totemudpu.c.

References totemudpu_instance::context, totemudpu_member::list, totemudpu_member::member, totemudpu_instance::member_list, nodeid, totem_ip_address::nodeid, totemudpu_instance::token_target, totemudpu_instance::totemudpu_target_set_completed, and totemudpu_instance::udpu_context.

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