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dpctl: manage ret value when dumping CT entries.

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Manage error value returned by ct_dpif_dump_next.

Signed-off-by: Antonio Fischetti <antonio.fischetti@intel.com>
Signed-off-by: Ben Pfaff <blp@ovn.org>
Reviewed-by: Greg Rose <gvrose8192@gmail.com>
This commit is contained in:
antonio.fischetti@intel.com
2017-09-26 10:37:09 +01:00
committed by Ben Pfaff
parent cb9958e930
commit 97ee6d41e2
1 changed files with 24 additions and 3 deletions
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27
lib/dpctl.c
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@@ -1304,7 +1304,7 @@ dpctl_dump_conntrack(int argc, const char *argv[],
return error;
}
while (!ct_dpif_dump_next(dump, &cte)) {
while (!(error = ct_dpif_dump_next(dump, &cte))) {
struct ds s = DS_EMPTY_INITIALIZER;
ct_dpif_format_entry(&cte, &s, dpctl_p->verbosity,
@@ -1314,6 +1314,13 @@ dpctl_dump_conntrack(int argc, const char *argv[],
dpctl_print(dpctl_p, "%s\n", ds_cstr(&s));
ds_destroy(&s);
}
if (error == EOF) {
/* Any CT entry was dumped with no issue. */
error = 0;
} else if (error) {
dpctl_error(dpctl_p, error, "dumping conntrack entry");
}
ct_dpif_dump_done(dump);
dpif_close(dpif);
return error;
@@ -1407,7 +1414,7 @@ dpctl_ct_stats_show(int argc, const char *argv[],
}
int tot_conn = 0;
while (!ct_dpif_dump_next(dump, &cte)) {
while (!(error = ct_dpif_dump_next(dump, &cte))) {
ct_dpif_entry_uninit(&cte);
tot_conn++;
switch (cte.tuple_orig.ip_proto) {
@@ -1448,6 +1455,13 @@ dpctl_ct_stats_show(int argc, const char *argv[],
break;
}
}
if (error == EOF) {
/* All CT entries were dumped with no issue. */
error = 0;
} else if (error) {
dpctl_error(dpctl_p, error, "dumping conntrack entry");
/* Fall through to show any other info we collected. */
}
dpctl_print(dpctl_p, "Connections Stats:\n Total: %d\n", tot_conn);
if (proto_stats[CT_STATS_TCP]) {
@@ -1547,7 +1561,7 @@ dpctl_ct_bkts(int argc, const char *argv[],
int tot_conn = 0;
uint32_t *conn_per_bkts = xzalloc(tot_bkts * sizeof(uint32_t));
while (!ct_dpif_dump_next(dump, &cte)) {
while (!(error = ct_dpif_dump_next(dump, &cte))) {
ct_dpif_entry_uninit(&cte);
tot_conn++;
if (tot_bkts > 0) {
@@ -1559,6 +1573,13 @@ dpctl_ct_bkts(int argc, const char *argv[],
}
}
}
if (error == EOF) {
/* All CT entries were dumped with no issue. */
error = 0;
} else if (error) {
dpctl_error(dpctl_p, error, "dumping conntrack entry");
/* Fall through and display all the collected info. */
}
dpctl_print(dpctl_p, "Current Connections: %d\n", tot_conn);
dpctl_print(dpctl_p, "\n");