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List pagination locking for state-data changes

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Changed semantics of locking: instead of relying of locking running-db,
an automatic lock bound to a session is maintained. When the session closes
the lock is released.
This commit is contained in:
Olof hagsand 2021-10-28 14:49:33 +02:00
parent 197fc16e69
commit eea6d549f6
5 changed files with 25 additions and 19 deletions
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13
apps/backend/backend_get.c
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@ -592,11 +592,16 @@ get_list_pagination(clicon_handle h,
#endif
}
else {/* Check if running locked (by this session) */
if ((iddb = xmldb_islocked(h, "running")) != 0 &&
iddb == ce->ce_id)
if ((iddb = xmldb_islocked(h, PAGINATE_STATE_LOCK)) != 0){
if (iddb == ce->ce_id)
locked = 1;
else
locked = 0;
}
else {
xmldb_lock(h, PAGINATE_STATE_LOCK, ce->ce_id);
locked = 1;
else
locked = 0;
}
if ((ret = clixon_pagination_cb_call(h, xpath, locked,
offset, limit,
xret)) < 0)