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QUORUM_TRACKSTART(Corosync Cluster Engine Programmer's ManQUORUM_TRACKSTART(3)

NAME
       quorum_trackstart - Enable callbacks notification.

SYNOPSIS
       #include	<corosync/quorum.h>

       int quorum_trackstart(quorum_handle_t *handle, unsigned int flags);

DESCRIPTION
       The quorum_trackstart function is used to enable	callbacks notification
       from the	quorum API.

       Every time the voting configuraton changes (eg a	node  joins  or	 leave
       the cluster) or the quorum status change, the notification is queued.

       The notification	is dispatched via quorum_dispatch() function that will
       execute the callback.

       The flags argument is defined by	one or more of	the  following	values
       and values can be bitwise-or'd

       #define CS_TRACK_CURRENT	     0x01
       #define CS_TRACK_CHANGES	     0x02
       #define CS_TRACK_CHANGES_ONLY 0x04

RETURN VALUE
       This  call returns the CS_OK value if successful, otherwise an error is
       returned.

ERRORS
       CS_ERR_TRY_AGAIN	Resource temporarily unavailable

       CS_ERR_INVALID_PARAM Invalid argument

       CS_ERR_ACCESS Permission	denied

       CS_ERR_LIBRARY The connection failed

       CS_ERR_INTERRUPT	System call inturrupted	by a signal

       CS_ERR_NOT_SUPPORTED The	requested protocol/functuality not supported

       CS_ERR_MESSAGE_ERROR Incorrect auth message received

       CS_ERR_NO_MEMORY	Not enough memory to completed the requested task

SEE ALSO
       quorum_overview(8),  quorum_initialize(3),   quorum_finalize(3),	  quo-
       rum_getquorate(3),  quorum_trackstop(3),	 quorum_fd_get(3), quorum_dis-
       patch(3), quorum_context_set(3),	quorum_context_get(3)

corosync Man Page		  2017-07-02		  QUORUM_TRACKSTART(3)

NAME | SYNOPSIS | DESCRIPTION | RETURN VALUE | ERRORS | SEE ALSO

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