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Merge /tmp/iproute2

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This commit is contained in:
Stephen Hemminger 2013-09-24 10:17:18 -07:00
commit f4e75c6f40
1 changed files with 40 additions and 6 deletions
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46
misc/nstat.c
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@ -33,6 +33,7 @@ int dump_zeros = 0;
int reset_history = 0;
int ignore_history = 0;
int no_output = 0;
int json_output = 0;
int no_update = 0;
int scan_interval = 0;
int time_constant = 0;
@ -255,11 +256,17 @@ static void load_netstat(void)
}
}
static void dump_kern_db(FILE *fp, int to_hist)
{
struct nstat_ent *n, *h;
const char *eol = "\n";
h = hist_db;
fprintf(fp, "#%s\n", info_source);
if (json_output)
fprintf(fp, "{ \"%s\": [", info_source);
else
fprintf(fp, "#%s\n", info_source);
for (n=kern_db; n; n=n->next) {
unsigned long long val = n->val;
if (!dump_zeros && !val && !n->rate)
@ -276,15 +283,30 @@ static void dump_kern_db(FILE *fp, int to_hist)
}
}
}
fprintf(fp, "%-32s%-16llu%6.1f\n", n->id, val, n->rate);
if (json_output) {
fprintf(fp, "%s { \"id\":\"%s\", \"val\":%llu,"
" \"rate\":%.1f }",
eol, n->id, val, n->rate);
eol = ",\n";
} else
fprintf(fp, "%-32s%-16llu%6.1f\n", n->id, val, n->rate);
}
if (json_output)
fprintf(fp, "\n] }\n");
}
static void dump_incr_db(FILE *fp)
{
struct nstat_ent *n, *h;
const char *eol = "\n";
h = hist_db;
fprintf(fp, "#%s\n", info_source);
if (json_output)
fprintf(fp, "{ \"%s\": [", info_source);
else
fprintf(fp, "#%s\n", info_source);
for (n=kern_db; n; n=n->next) {
int ovfl = 0;
unsigned long long val = n->val;
@ -304,9 +326,18 @@ static void dump_incr_db(FILE *fp)
continue;
if (!match(n->id))
continue;
fprintf(fp, "%-32s%-16llu%6.1f%s\n", n->id, val,
n->rate, ovfl?" (overflow)":"");
if (json_output) {
fprintf(fp, "%s { \"id\":\"%s\", \"val\":%llu,"
" \"rate\":%.1f, \"overflow\":%d }",
eol, n->id, val, n->rate, ovfl);
eol = ",\n";
} else
fprintf(fp, "%-32s%-16llu%6.1f%s\n", n->id, val,
n->rate, ovfl?" (overflow)":"");
}
if (json_output)
fprintf(fp, "\n] }\n");
}
static int children;
@ -451,7 +482,7 @@ int main(int argc, char *argv[])
int ch;
int fd;
while ((ch = getopt(argc, argv, "h?vVzrnasd:t:")) != EOF) {
while ((ch = getopt(argc, argv, "h?vVzrnasd:t:j")) != EOF) {
switch(ch) {
case 'z':
dump_zeros = 1;
@ -478,6 +509,9 @@ int main(int argc, char *argv[])
exit(-1);
}
break;
case 'j':
json_output = 1;
break;
case 'v':
case 'V':
printf("nstat utility, iproute2-ss%s\n", SNAPSHOT);