/*
* This function is called only once by the gmond. Use to
* initialize data structures, etc or just return SYNAPSE_SUCCESS;
*/
g_val_t
metric_init(void)
{
struct utsname u;
g_val_t rval;
num_cpustates = num_cpustates_func();
rval.int32 = slurpfile("/proc/cpuinfo", proc_cpuinfo, BUFFSIZE);
if ( rval.int32 == SYNAPSE_FAILURE ) {
err_msg("metric_init() got an error from slurpfile() /proc/cpuinfo");
return rval;
}
if (uname(&u) == -1) {
strncpy(sys_osname, "unknown", MAX_G_STRING_SIZE);
strncpy(sys_osrelease, "unknown", MAX_G_STRING_SIZE);
} else {
strncpy(sys_osname, u.sysname, MAX_G_STRING_SIZE);
sys_osname[MAX_G_STRING_SIZE - 1] = '\0';
strncpy(sys_osrelease, u.release, MAX_G_STRING_SIZE);
sys_osrelease[MAX_G_STRING_SIZE - 1] = '\0';
}
rval.int32 = SYNAPSE_SUCCESS;
return rval;
}
/*
* This function is called only once by the gmond. Use to
* initialize data structures, etc or just return SYNAPSE_SUCCESS;
*/
g_val_t
metric_init(void)
{
g_val_t rval;
char * dummy;
struct stat struct_stat;
num_cpustates = num_cpustates_func();
/* scaling_max_freq will contain the max CPU speed if available */
cpufreq = 0;
if ( stat(SCALING_MAX_FREQ, &struct_stat) == 0 ) {
cpufreq = 1;
dummy = sys_devices_system_cpu;
slurpfile(SCALING_MAX_FREQ, &dummy, 32);
}
dummy = proc_cpuinfo;
rval.int32 = slurpfile("/proc/cpuinfo", &dummy, BUFFSIZE);
if (proc_cpuinfo == NULL)
proc_cpuinfo = dummy;
if ( rval.int32 == SLURP_FAILURE )
{
err_msg("metric_init() got an error from slurpfile() /proc/cpuinfo");
rval.int32 = SYNAPSE_FAILURE;
return rval;
}
dummy = proc_sys_kernel_osrelease;
rval.int32 = slurpfile("/proc/sys/kernel/osrelease", &dummy,
MAX_G_STRING_SIZE);
if ( rval.int32 == SLURP_FAILURE )
{
err_msg("metric_init() got an error from slurpfile()");
rval.int32 = SYNAPSE_FAILURE;
return rval;
}
/* Get rid of pesky \n in osrelease */
proc_sys_kernel_osrelease[rval.int32-1] = '\0';
dummy = update_file(&proc_net_dev);
if ( dummy == NULL )
{
err_msg("metric_init() got an error from update_file()");
rval.int32 = SYNAPSE_FAILURE;
return rval;
}
update_ifdata("metric_inint");
rval.int32 = SYNAPSE_SUCCESS;
return rval;
}
static int iostat_metric_init ( apr_pool_t *p )
{
const char* str_params = io_module.module_params;
apr_array_header_t *list_params = io_module.module_params_list;
mmparam *params;
int i;
if (!VD_DISK_MAJOR)
VD_DISK_MAJOR = get_device_major("virtblk");
if (!XVD_DISK_MAJOR)
XVD_DISK_MAJOR = get_device_major("xvd");
//libmetrics_init();
num_cpustates = num_cpustates_func();
init_partition_info(NULL, 0);
print_io_info(); // prints debug msg
/* Read the parameters from the gmond.conf file. */
/* Single raw string parameter */
if (str_params) {
debug_msg("[mod_iostat] Received string params: %s", str_params);
}
/* Multiple name/value pair parameters. */
if (list_params) {
debug_msg("[mod_iostat] Received following params list: ");
params = (mmparam*) list_params->elts;
for(i=0; i< list_params->nelts; i++) {
debug_msg("\tParam: %s = %s", params[i].name, params[i].value);
}
}
for (i = 0; io_module.metrics_info[i].name != NULL; i++) {
MMETRIC_INIT_METADATA(&(io_module.metrics_info[i]),p);
MMETRIC_ADD_METADATA(&(io_module.metrics_info[i]),MGROUP,"disk");
}
return 0;
}
