-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <stdlib.h>
-
#include "common.h"
-#include "appconfig.h"
-#include "procfile.h"
-#include "rrd.h"
-#include "plugin_proc.h"
-int do_proc_sys_kernel_random_entropy_avail(int update_every, unsigned long long dt) {
- static procfile *ff = NULL;
+int do_proc_sys_kernel_random_entropy_avail(int update_every, usec_t dt) {
+ (void)dt;
- if(dt) {} ;
+ static procfile *ff = NULL;
- if(!ff) {
- char filename[FILENAME_MAX + 1];
- snprintfz(filename, FILENAME_MAX, "%s%s", global_host_prefix, "/proc/sys/kernel/random/entropy_avail");
- ff = procfile_open(config_get("plugin:proc:/proc/sys/kernel/random/entropy_avail", "filename to monitor", filename), "", PROCFILE_FLAG_DEFAULT);
- }
- if(!ff) return 1;
+ if(unlikely(!ff)) {
+ char filename[FILENAME_MAX + 1];
+ snprintfz(filename, FILENAME_MAX, "%s%s", global_host_prefix, "/proc/sys/kernel/random/entropy_avail");
+ ff = procfile_open(config_get("plugin:proc:/proc/sys/kernel/random/entropy_avail", "filename to monitor", filename), "", PROCFILE_FLAG_DEFAULT);
+ if(unlikely(!ff)) return 1;
+ }
- ff = procfile_readall(ff);
- if(!ff) return 0; // we return 0, so that we will retry to open it next time
+ ff = procfile_readall(ff);
+ if(unlikely(!ff)) return 0; // we return 0, so that we will retry to open it next time
- unsigned long long entropy = strtoull(procfile_lineword(ff, 0, 0), NULL, 10);
+ unsigned long long entropy = str2ull(procfile_lineword(ff, 0, 0));
- RRDSET *st = rrdset_find_bytype("system", "entropy");
- if(!st) {
- st = rrdset_create("system", "entropy", NULL, "entropy", NULL, "Available Entropy", "entropy", 1000, update_every, RRDSET_TYPE_LINE);
- rrddim_add(st, "entropy", NULL, 1, 1, RRDDIM_ABSOLUTE);
- }
- else rrdset_next(st);
+ RRDSET *st = rrdset_find_bytype("system", "entropy");
+ if(unlikely(!st)) {
+ st = rrdset_create("system", "entropy", NULL, "entropy", NULL, "Available Entropy", "entropy", 1000, update_every, RRDSET_TYPE_LINE);
+ rrddim_add(st, "entropy", NULL, 1, 1, RRDDIM_ABSOLUTE);
+ }
+ else rrdset_next(st);
- rrddim_set(st, "entropy", entropy);
- rrdset_done(st);
+ rrddim_set(st, "entropy", entropy);
+ rrdset_done(st);
- return 0;
+ return 0;
}