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#include <stdio.h>
#include <pcp/pmapi.h>
#include <pcp/impl.h>
static __pmHashWalkState
print_attribute(const __pmHashNode *tp, void *cp)
{
char buffer[256];
if (!__pmAttrStr_r(tp->key, tp->data, buffer, sizeof(buffer))) {
fprintf(stderr, "Found unrecognised attribute (%d: \"%s\")\n",
tp->key, tp->data ? (char *)tp->data : "");
}
buffer[sizeof(buffer)-1] = '\0';
printf("%s\n", buffer);
return PM_HASH_WALK_NEXT;
}
int
main(int argc, char **argv)
{
char *msg;
char buffer[512];
__pmHashCtl attrs;
pmHostSpec *hosts;
int count, sts, i, j;
if (argc != 2) {
fprintf(stderr, "Usage: parsehostattrs spec\n");
exit(1);
}
__pmHashInit(&attrs);
printf("pmParseHostAttrsSpec(\"%s\", ...)\n", argv[1]);
sts = __pmParseHostAttrsSpec(argv[1], &hosts, &count, &attrs, &msg);
if (sts < 0) {
if (sts == PM_ERR_GENERIC)
printf("pmParseHostAttrsSpec error:\n%s\n", msg);
else
printf("Error: %s\n", pmErrStr(sts));
exit(1);
}
for (i = 0; i < count; i++) {
printf("host[%d]: \"%s\"", i, hosts[i].name);
if (hosts[i].nports == 1)
printf(" port:");
else if (hosts[i].nports > 1)
printf(" ports:");
for (j = 0; j < hosts[i].nports; j++)
printf(" %d", hosts[i].ports[j]);
putchar('\n');
}
__pmHashWalkCB(print_attribute, NULL, &attrs);
sts = __pmUnparseHostAttrsSpec(hosts, count, &attrs, buffer, sizeof(buffer));
if (sts < 0) {
printf("pmUnparseHostAttrsSpec: %s\n", pmErrStr(sts));
exit(1);
}
printf("pmUnparseHostAttrsSpec(\"%s\") -> \"%s\"\n", argv[1], buffer);
__pmFreeHostAttrsSpec(hosts, count, &attrs);
__pmHashClear(&attrs);
exit(0);
}
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