static void log_create( struct nvpair_database *db, const char *key, struct nvpair *nv )
{
log_select(db);
log_time(db);
fprintf(db->logfile,"C %s\n",key);
nvpair_print_text(nv,db->logfile);
}
static void log_message( struct jx_database *db, const char *fmt, ... )
{
va_list args;
va_start(args,fmt);
log_select(db);
log_time(db);
vfprintf(db->logfile,fmt,args);
va_end(args);
}
static void log_updates( struct nvpair_database *db, const char *key, struct nvpair *a, struct nvpair *b )
{
log_select(db);
char *name, *avalue, *bvalue;
// For each item in the old nvpair:
// If the new one is different, log an update event.
// If the new one is missing, log a remove event.
hash_table_firstkey(a->table);
while(hash_table_nextkey(a->table,&name,(void**)&avalue)) {
// Do not log these special cases, because they do not carry new information:
if(!strcmp(name,"lastheardfrom")) continue;
if(!strcmp(name,"uptime")) continue;
bvalue = hash_table_lookup(b->table,name);
if(bvalue) {
if(!strcmp(avalue,bvalue)) {
// items match, do nothing.
} else {
log_time(db);
fprintf(db->logfile,"U %s %s %s\n",key,name,bvalue);
}
} else {
log_time(db);
fprintf(db->logfile,"R %s %s\n",key,name);
}
}
// For each item in the new nvpair:
// If it doesn't exist in the old one, log an update event.
hash_table_firstkey(b->table);
while(hash_table_nextkey(b->table,&name,(void**)&bvalue)) {
avalue = hash_table_lookup(a->table,name);
if(!avalue) {
log_time(db);
fprintf(db->logfile,"U %s %s %s\n",key,name,bvalue);
}
}
}
void err_select(select_t* s)
{
log_select(s, L_ERR);
}
void print_select(select_t* s)
{
log_select(s, L_DBG);
}
static void log_delete( struct nvpair_database *db, const char *key )
{
log_select(db);
log_time(db);
fprintf(db->logfile,"D %s\n",key);
}
