static GHashTable*
zapi_get_disk2idle(na_server_t *s, GError **err)
{
GHashTable *ht;
na_elem_t *out, *in;
na_elem_t *instances, *instance;
na_elem_iter_t iter_c, iter_i;
XTRACE("Entering");
in = na_elem_new("perf-object-get-instances");
na_child_add_string(in, "objectname", "disk");
do {
na_elem_t *counters = na_elem_new("counters");
na_child_add_string(counters, "counter", "disk_busy");
na_child_add_string(counters, "counter", "base_for_disk_busy");
na_child_add(in, counters);
} while (0);
out = na_server_invoke_elem(s, in);
na_elem_free(in);
/* Error management */
if (!out) {
GSETERROR(err, "ZAPI error : no output");
LOG_RETURN(NULL,"Failure (zapi error)");
}
if (na_results_status(out) != NA_OK) {
na_elem_free(out);
GSETERROR(err, "NetApp filer error : (%d) %s", na_results_errno(out), na_results_reason(out));
LOG_RETURN(NULL,"Failure (server)");
}
/* Reply's content handling */
ht = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, NULL);
instances = na_elem_child(out, "instances");
for (iter_i=na_child_iterator(instances); (instance = na_iterator_next(&iter_i)); ) {
const char *iname;
na_elem_t *counters, *counter;
gint64 busy=1, busy_base=0;
gint idle;
iname = na_child_get_string(instance, "name");
counters = na_elem_child(instance, "counters");
for (iter_c=na_child_iterator(counters); (counter = na_iterator_next(&iter_c)) ; ) {
const char *cname;
gint i;
cname = na_child_get_string(counter, "name");
i = na_child_get_int(counter, "value", 0);
if (cname && *cname=='b' && 0==g_ascii_strcasecmp(cname,"base_for_disk_busy"))
busy_base = i>0 ? i : 1;
if (cname && *cname=='d' && 0==g_ascii_strcasecmp(cname,"disk_busy"))
busy = i>0 ? i : 1;
}
busy_base /= busy;
idle = 100LL - busy_base;
g_hash_table_insert(ht, g_strdup(iname), GINT_TO_POINTER(idle));
XTRACE("Saved : disk[%s] -> idle[%d]", iname, idle);
}
na_elem_free(out);
LOG_RETURN(ht,"Success");
}
int main(int argc, char* argv[])
{
na_server_t* s;
na_elem_t *out,*in;
na_elem_t* nextElem = NULL;
na_elem_t* iterList = NULL;
na_elem_t* counterList = NULL;
na_elem_iter_t iter, counterIter;
char* filerip = argv[1];
char* user = argv[2];
char* passwd = argv[3];
char* operation = argv[4];
char err[256];
if (argc < 5) {
print_usage();
}
// One-time initialization of system on client
if (!na_startup(err, sizeof(err))) {
fprintf(stderr, "Error in na_startup: %s\n", err);
return -2;
}
//
// Initialize connection to server, and request version 1.0 of the API set.
//
s = na_server_open(filerip, 1, 0);
//
// Set connection style (HTTPS)
//
na_server_style(s, NA_STYLE_LOGIN_PASSWORD);
na_server_set_transport_type(s,NA_SERVER_TRANSPORT_HTTPS, NULL);
na_server_set_port(s, 443);
na_server_adminuser(s,user,passwd);
if(!strcmp(operation, "object-list")) {
in = na_elem_new("perf-object-list-info");
out = na_server_invoke_elem(s,in);
if (na_results_status(out) != NA_OK) {
printf("Error %d: %s\n", na_results_errno(out),
na_results_reason(out));
na_elem_free(in);
na_elem_free(out);
na_server_close(s);
na_shutdown();
return -3;
}
iterList = na_elem_child(out, "objects");
if(iterList == NULL) {
// no data to list
na_elem_free(in);
na_elem_free(out);
na_server_close(s);
na_shutdown();
return -3;
}
printf("\n-------------------------------------------------------\n");
printf(" Object Name Privilege Level");
printf("\n-------------------------------------------------------\n");
for (iter=na_child_iterator(iterList); (nextElem =na_iterator_next(&iter)) != NULL; ) {
printf(" %-35s %s\n",
na_child_get_string(nextElem, "name"),
na_child_get_string(nextElem, "privilege-level"));
}
printf("\n--------------------------------------------------------\n");
}
else if(!strcmp(operation, "instance-list")) {
if( argc < 6) {
printf("Usage:\n");
printf("perf_operation <filer> <user> <password> <instance-list> <objectname>\n");
return -1;
}
in = na_elem_new("perf-object-instance-list-info");
na_child_add_string(in,"objectname",argv[5]);
out = na_server_invoke_elem(s,in);
if (na_results_status(out) != NA_OK) {
printf("Error %d: %s\n", na_results_errno(out),
na_results_reason(out));
na_elem_free(in);
na_elem_free(out);
na_server_close(s);
na_shutdown();
return -3;
}
iterList = na_elem_child(out, "instances");
if(iterList == NULL) {
// no data to list
na_elem_free(in);
na_elem_free(out);
na_server_close(s);
na_shutdown();
return -3;
}
for (iter=na_child_iterator(iterList); (nextElem =na_iterator_next(&iter)) != NULL; ) {
printf("Instance Name = %s\n", na_child_get_string(nextElem, "name"));
}
}
else if(!strcmp(operation, "counter-list")) {
if( argc < 6) {
printf("Usage:\n");
printf("perf_operation <filer> <user> <password> <counter-list> <objectname>\n");
return -1;
}
in = na_elem_new("perf-object-counter-list-info");
na_child_add_string(in,"objectname",argv[5]);
out = na_server_invoke_elem(s,in);
if (na_results_status(out) != NA_OK) {
printf("Error %d: %s\n", na_results_errno(out),
na_results_reason(out));
na_elem_free(in);
na_elem_free(out);
na_server_close(s);
na_shutdown();
return -3;
}
iterList = na_elem_child(out, "counters");
if(iterList == NULL) {
// no data to list
na_elem_free(in);
na_elem_free(out);
na_server_close(s);
na_shutdown();
return -3;
}
for (iter=na_child_iterator(iterList); (nextElem =na_iterator_next(&iter)) != NULL; ) {
printf("counter name: %s\n",na_child_get_string(nextElem, "name"));
if(na_child_get_string(nextElem,"base-counter") != NULL) {
printf("Base counter: %s\n",na_child_get_string(nextElem,"base-counter"));
}
else {
printf("base counter: none\n");
}
printf("privilege-level: %s\n",na_child_get_string(nextElem,"privilege-level"));
if(na_child_get_string(nextElem,"unit") != NULL) {
printf("unit: %s\n",na_child_get_string(nextElem,"unit"));
}
else {
printf("Unit: none\n");
}
printf("\n");
}
}
else if(!strcmp(operation, "get-counter-values")) {
int total_records = 0;
int max_records = 10;
int num_records = 0;
char* iter_tag = NULL;
na_elem_t *counters = NULL;
int num_counter = 6;
/* Here num_counter has been hard coded as 6 because first counter
is specified at 7th position from cmd prompt */
if( argc < 6) {
printf("Usage:\n");
printf("perf_operation <filer> <user> <password> ");
printf("<get-counter-values> <objectname> [<counter1> <counter2> ..]\n");
return -1;
}
in = na_elem_new("perf-object-get-instances-iter-start");
na_child_add_string(in,"objectname",argv[5]);
counters = na_elem_new("counters");
/*Now store rest of the counter names as child element of counters */
while(num_counter < argc) {
na_child_add_string(counters, "counter",argv[num_counter]);
num_counter++;
}
/* If no counters are specified then all the counters are fetched */
if(num_counter > 6) {
na_child_add(in,counters);
}
out = na_server_invoke_elem(s,in);
if (na_results_status(out) != NA_OK) {
printf("Error %d: %s\n", na_results_errno(out),
na_results_reason(out));
na_elem_free(in);
na_elem_free(out);
na_server_close(s);
na_shutdown();
return -3;
}
total_records = na_child_get_int(out,"records",-1);
iter_tag = (char *)na_child_get_string(out,"tag");
do {
in = na_elem_new("perf-object-get-instances-iter-next");
na_child_add_string(in,"tag",iter_tag);
na_child_add_int(in,"maximum", max_records);
out = na_server_invoke_elem(s,in);
if (na_results_status(out) != NA_OK) {
printf("Error %d: %s\n", na_results_errno(out),
na_results_reason(out));
na_elem_free(in);
na_elem_free(out);
na_server_close(s);
na_shutdown();
return -3;
}
num_records = na_child_get_int(out,"records",0);
if(num_records != 0) {
iterList = na_elem_child(out, "instances");
if(iterList == NULL) {
// no data to list
na_elem_free(in);
na_elem_free(out);
na_server_close(s);
na_shutdown();
return -3;
}
for (iter=na_child_iterator(iterList); (nextElem =na_iterator_next(&iter)) != NULL; ) {
printf("Instance = %s\n", na_child_get_string(nextElem,"name"));
counterList = na_elem_child(nextElem,"counters");
if(counterList == NULL) {
// no data to list
na_elem_free(in);
na_elem_free(out);
na_server_close(s);
na_shutdown();
return -3;
}
for (counterIter=na_child_iterator(counterList); (nextElem =na_iterator_next(&counterIter)) != NULL; ) {
printf("\ncounter name: %s\n",na_child_get_string(nextElem,"name"));
printf("counter value: %s\n", na_child_get_string(nextElem,"value"));
}
printf("\n");
}
}
} while (num_records != 0);
in = na_elem_new("perf-object-get-instances-iter-end");
na_child_add_string(in,"tag",iter_tag);
out = na_server_invoke_elem(s,in);
if (na_results_status(out) != NA_OK) {
printf("Error %d: %s\n", na_results_errno(out), na_results_reason(out));
na_elem_free(in);
na_elem_free(out);
na_server_close(s);
na_shutdown();
return -3;
}
}
else {
printf("Invalid Operation \n");
print_usage();
}
na_elem_free(in);
na_elem_free(out);
na_server_close(s);
na_shutdown();
return 0;
}