added config options for all /proc and /sys filenames monitored required for #10

[netdata.git] / src / proc_diskstats.c

diff --git a/src/proc_diskstats.c b/src/proc_diskstats.c
index fcdf51d24640fb50836085dc7d46fde5686895f8..85fa4c8e3d1bd5fc255f7c4f70f9ffb9f13a8281 100755 (executable)
--- a/src/proc_diskstats.c
+++ b/src/proc_diskstats.c
@@ -17,7 +17,7 @@
 
 int do_proc_diskstats(int update_every, unsigned long long dt) {
        static procfile *ff = NULL;
-
+       static char *path_to_get_hw_sector_size = NULL;
        static int enable_new_disks = -1;
        static int do_io = -1, do_ops = -1, do_merged_ops = -1, do_iotime = -1, do_cur_ops = -1;
 
@@ -31,9 +31,11 @@ int do_proc_diskstats(int update_every, unsigned long long dt) {
 
        if(dt) {};
 
-       if(!ff) ff = procfile_open("/proc/diskstats", " \t", PROCFILE_FLAG_DEFAULT);
+       if(!ff) ff = procfile_open(config_get("plugin:proc:/proc/diskstats", "filename to monitor", "/proc/diskstats"), " \t", PROCFILE_FLAG_DEFAULT);
        if(!ff) return 1;
 
+       if(!path_to_get_hw_sector_size) path_to_get_hw_sector_size = config_get("plugin:proc:/proc/diskstats", "path to get h/w sector size", "/sys/block/%s/queue/hw_sector_size");
+
        ff = procfile_readall(ff);
        if(!ff) return 0; // we return 0, so that we will retry to open it next time
 
@@ -208,7 +210,7 @@ int do_proc_diskstats(int update_every, unsigned long long dt) {
                                // replace all / with !
                                while((t = strchr(tf, '/'))) *t = '!';
 
-                               snprintf(ssfilename, FILENAME_MAX, "/sys/block/%s/queue/hw_sector_size", tf);
+                               snprintf(ssfilename, FILENAME_MAX, path_to_get_hw_sector_size, tf);
                                FILE *fpss = fopen(ssfilename, "r");
                                if(fpss) {
                                        char ssbuffer[1025];