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[libnozzle] add nozzle_add_ip tests
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Signed-off-by: Fabio M. Di Nitto <fdinitto@redhat.com>
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@fabbione
fabbione committed Dec 18, 2018
1 parent bd93f8b commit ffd1746
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Showing 2 changed files with 299 additions and 1 deletion.
7 changes: 6 additions & 1 deletion libnozzle/tests/Makefile.am
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Expand Up @@ -32,7 +32,8 @@ api_checks = \
api_nozzle_get_handle_by_name_test \
api_nozzle_get_name_by_handle_test \
api_nozzle_get_fd_test \
api_nozzle_run_updown_test
api_nozzle_run_updown_test \
api_nozzle_add_ip_test

int_checks = \
int_execute_bin_sh_command_test \
Expand Down Expand Up @@ -106,6 +107,10 @@ api_nozzle_run_updown_test_SOURCES = api_nozzle_run_updown.c \
test-common.c \
../internals.c

api_nozzle_add_ip_test_SOURCES = api_nozzle_add_ip.c \
test-common.c \
../internals.c

int_execute_bin_sh_command_test_SOURCES = int_execute_bin_sh_command.c \
test-common.c \
../internals.c
Expand Down
293 changes: 293 additions & 0 deletions libnozzle/tests/api_nozzle_add_ip.c
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@@ -0,0 +1,293 @@
/*
* Copyright (C) 2010-2018 Red Hat, Inc. All rights reserved.
*
* Author: Fabio M. Di Nitto <fabbione@kronosnet.org>
*
* This software licensed under GPL-2.0+, LGPL-2.0+
*/

#include "config.h"

#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <stdint.h>
#include <limits.h>
#include <sys/socket.h>

#include "test-common.h"

char testipv4_1[IPBUFSIZE];
char testipv4_2[IPBUFSIZE];
char testipv6_1[IPBUFSIZE];
char testipv6_2[IPBUFSIZE];

static int test(void)
{
char device_name[IFNAMSIZ];
size_t size = IFNAMSIZ;
char verifycmd[2048];
int err = 0;
nozzle_t nozzle;
char *error_string = NULL;

printf("Testing interface add ip\n");

memset(device_name, 0, size);

nozzle = nozzle_open(device_name, size, NULL);
if (!nozzle) {
printf("Unable to init %s\n", device_name);
return -1;
}

printf("Testing error conditions\n");

printf("Testing invalid nozzle handle\n");
err = nozzle_add_ip(NULL, testipv4_1, "24");
if ((!err) || (errno != EINVAL)) {
printf("nozzle_add_ip accepted invalid nozzle handle\n");
err = -1;
goto out_clean;
}

printf("Testing empty ip address\n");
err = nozzle_add_ip(nozzle, NULL, "24");
if ((!err) || (errno != EINVAL)) {
printf("nozzle_add_ip accepted invalid ip address\n");
err = -1;
goto out_clean;
}


printf("Testing empty netmask\n");
err = nozzle_add_ip(nozzle, testipv4_1, NULL);
if ((!err) || (errno != EINVAL)) {
printf("nozzle_add_ip accepted invalid netmask\n");
err = -1;
goto out_clean;
}

printf("Adding ip: %s/24\n", testipv4_1);

err = nozzle_add_ip(nozzle, testipv4_1, "24");
if (err < 0) {
printf("Unable to assign IP address\n");
err = -1;
goto out_clean;
}

printf("Adding ip: %s/24\n", testipv4_2);

err = nozzle_add_ip(nozzle, testipv4_2, "24");
if (err < 0) {
printf("Unable to assign IP address\n");
err = -1;
goto out_clean;
}

printf("Adding duplicate ip: %s/24\n", testipv4_1);

err = nozzle_add_ip(nozzle, testipv4_1, "24");
if (err < 0) {
printf("Unable to find IP address in libnozzle db\n");
err = -1;
goto out_clean;
}

printf("Checking ip: %s/24\n", testipv4_1);

memset(verifycmd, 0, sizeof(verifycmd));
snprintf(verifycmd, sizeof(verifycmd)-1,
#ifdef KNET_LINUX
"ip addr show dev %s | grep -q %s/24", nozzle->name, testipv4_1);
#endif
#ifdef KNET_BSD
"ifconfig %s | grep -q %s", nozzle->name, testipv4_1);
#endif
err = execute_bin_sh_command(verifycmd, &error_string);
if (error_string) {
printf("Error string: %s\n", error_string);
free(error_string);
error_string = NULL;
}
if (err) {
printf("Unable to verify IP address\n");
err = -1;
goto out_clean;
}

printf("Checking ip: %s/24\n", testipv4_2);

memset(verifycmd, 0, sizeof(verifycmd));
snprintf(verifycmd, sizeof(verifycmd)-1,
#ifdef KNET_LINUX
"ip addr show dev %s | grep -q %s/24", nozzle->name, testipv4_2);
#endif
#ifdef KNET_BSD
"ifconfig %s | grep -q %s", nozzle->name, testipv4_2);
#endif
err = execute_bin_sh_command(verifycmd, &error_string);
if (error_string) {
printf("Error string: %s\n", error_string);
free(error_string);
error_string = NULL;
}
if (err) {
printf("Unable to verify IP address\n");
err = -1;
goto out_clean;
}

printf("Deleting ip: %s/24\n", testipv4_1);

err = nozzle_del_ip(nozzle, testipv4_1, "24");
if (err < 0) {
printf("Unable to delete IP address\n");
err = -1;
goto out_clean;
}

printf("Deleting ip: %s/24\n", testipv4_2);

err = nozzle_del_ip(nozzle, testipv4_2, "24");
if (err < 0) {
printf("Unable to delete IP address\n");
err = -1;
goto out_clean;
}

printf("Adding ip: %s/64\n", testipv6_1);

err = nozzle_add_ip(nozzle, testipv6_1, "64");
if (err < 0) {
printf("Unable to assign IP address\n");
err = -1;
goto out_clean;
}

memset(verifycmd, 0, sizeof(verifycmd));
snprintf(verifycmd, sizeof(verifycmd)-1,
#ifdef KNET_LINUX
"ip addr show dev %s | grep -q %s/64", nozzle->name, testipv6_1);
#endif
#ifdef KNET_BSD
"ifconfig %s | grep -q %s", nozzle->name, testipv6_1);
#endif
err = execute_bin_sh_command(verifycmd, &error_string);
if (error_string) {
printf("Error string: %s\n", error_string);
free(error_string);
error_string = NULL;
}
if (err) {
printf("Unable to verify IP address\n");
err = -1;
goto out_clean;
}

printf("Deleting ip: %s/64\n", testipv6_1);

err = nozzle_del_ip(nozzle, testipv6_1, "64");
if (err) {
printf("Unable to delete IP address\n");
err = -1;
goto out_clean;
}

printf("Testing adding an IPv6 address with mtu < 1280 and restore\n");
printf("Lowering interface MTU\n");

err = nozzle_set_mtu(nozzle, 1200);
if (err) {
printf("Unable to set MTU to 1200\n");
err = -1;
goto out_clean;
}

printf("Adding ip: %s/64\n", testipv6_1);

err = nozzle_add_ip(nozzle, testipv6_1, "64");
if (err < 0) {
printf("Unable to assign IP address\n");
err = -1;
goto out_clean;
}

memset(verifycmd, 0, sizeof(verifycmd));
snprintf(verifycmd, sizeof(verifycmd)-1,
#ifdef KNET_LINUX
"ip addr show dev %s | grep -q %s/64", nozzle->name, testipv6_1);
#endif
#ifdef KNET_BSD
"ifconfig %s | grep -q %s", nozzle->name, testipv6_1);
#endif
err = execute_bin_sh_command(verifycmd, &error_string);
if (error_string) {
printf("Error string: %s\n", error_string);
free(error_string);
error_string = NULL;
}
if (!err) {
printf("Unable to verify IP address\n");
err = -1;
goto out_clean;
}

printf("Resetting MTU\n");

err = nozzle_reset_mtu(nozzle);
if (err) {
printf("Unable to set reset MTU\n");
err = -1;
goto out_clean;
}

memset(verifycmd, 0, sizeof(verifycmd));
snprintf(verifycmd, sizeof(verifycmd)-1,
#ifdef KNET_LINUX
"ip addr show dev %s | grep -q %s/64", nozzle->name, testipv6_1);
#endif
#ifdef KNET_BSD
"ifconfig %s | grep -q %s", nozzle->name, testipv6_1);
#endif
err = execute_bin_sh_command(verifycmd, &error_string);
if (error_string) {
printf("Error string: %s\n", error_string);
free(error_string);
error_string = NULL;
}
if (err) {
printf("Unable to verify IP address\n");
err = -1;
goto out_clean;
}

printf("Deleting ip: %s/64\n", testipv6_1);

err = nozzle_del_ip(nozzle, testipv6_1, "64");
if (err) {
printf("Unable to delete IP address\n");
err = -1;
goto out_clean;
}

out_clean:
nozzle_close(nozzle);

return err;
}

int main(void)
{
need_root();

make_local_ips(testipv4_1, testipv4_2, testipv6_1, testipv6_2);

if (test() < 0)
return FAIL;

return PASS;
}

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