/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2010 Red Hat, Inc.
*/
#include "src/core/nm-default-daemon.h"
#include <unistd.h>
#include <arpa/inet.h>
#include <linux/rtnetlink.h>
#include "libnm-glib-aux/nm-dedup-multi.h"
#include "NetworkManagerUtils.h"
#include "dhcp/nm-dhcp-dhclient-utils.h"
#include "dhcp/nm-dhcp-utils.h"
#include "nm-utils.h"
#include "nm-ip4-config.h"
#include "libnm-platform/nm-platform.h"
#include "nm-test-utils-core.h"
#define TEST_DIR NM_BUILD_SRCDIR "/src/core/dhcp/tests"
#define TEST_MUDURL "https://example.com/mud.json"
static void
test_config(const char * orig,
const char * expected,
int addr_family,
const char * hostname,
guint32 timeout,
gboolean use_fqdn,
NMDhcpHostnameFlags hostname_flags,
const char * dhcp_client_id,
GBytes * expected_new_client_id,
const char * iface,
const char * anycast_addr,
const char * mud_url)
{
gs_free char *new = NULL;
gs_unref_bytes GBytes *client_id = NULL;
gs_unref_bytes GBytes *new_client_id = NULL;
if (dhcp_client_id) {
client_id = nm_dhcp_utils_client_id_string_to_bytes(dhcp_client_id);
g_assert(client_id);
}
new = nm_dhcp_dhclient_create_config(iface,
addr_family,
client_id,
anycast_addr,
hostname,
timeout,
use_fqdn,
hostname_flags,
mud_url,
NULL,
"/path/to/dhclient.conf",
orig,
&new_client_id);
g_assert(new != NULL);
if (!nm_streq(new, expected)) {
g_message("\n* OLD ---------------------------------\n"
"%s"
"\n- NEW -----------------------------------\n"
"%s"
"\n+ EXPECTED ++++++++++++++++++++++++++++++\n"
"%s"
"\n^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n",
orig,
new,
expected);
}
g_assert_cmpstr(new, ==, expected);
if (expected_new_client_id) {
g_assert(new_client_id);
g_assert(g_bytes_equal(new_client_id, expected_new_client_id));
} else
g_assert(new_client_id == NULL);
}
/*****************************************************************************/
static const char *orig_missing_expected =
"# Created by NetworkManager\n"
"\n\n"
"option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;\n"
"option ms-classless-static-routes code 249 = array of unsigned integer 8;\n"
"option wpad code 252 = string;\n"
"\n"
"also request rfc3442-classless-static-routes;\n"
"also request ms-classless-static-routes;\n"
"also request static-routes;\n"
"also request wpad;\n"
"also request ntp-servers;\n"
"also request root-path;\n"
"\n";
static void
test_orig_missing(void)
{
test_config(NULL,
orig_missing_expected,
AF_INET,
NULL,
0,
FALSE,
NM_DHCP_HOSTNAME_FLAG_NONE,
NULL,
NULL,
"eth0",
NULL,
NULL);
}
/*****************************************************************************/
static const char *orig_missing_add_mud_url_expected =
"# Created by NetworkManager\n"
"\n"
"option mudurl code 161 = text;\n"
"send mudurl \"https://example.com/mud.json\";\n\n"
"option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;\n"
"option ms-classless-static-routes code 249 = array of unsigned integer 8;\n"
"option wpad code 252 = string;\n"
"\n"
"also request rfc3442-classless-static-routes;\n"
"also request ms-classless-static-routes;\n"
"also request static-routes;\n"
"also request wpad;\n"
"also request ntp-servers;\n"
"also request root-path;\n"
"\n";
static void
test_orig_missing_add_mud_url(void)
{
test_config(NULL,
orig_missing_add_mud_url_expected,
AF_INET,
NULL,
0,
FALSE,
NM_DHCP_HOSTNAME_FLAG_NONE,
NULL,
NULL,
"eth0",
NULL,
TEST_MUDURL);
}
/*****************************************************************************/
static const char *override_client_id_orig = "send dhcp-client-identifier 00:30:04:20:7A:08;\n";
static const char *override_client_id_expected =
"# Created by NetworkManager\n"
"# Merged from /path/to/dhclient.conf\n"
"\n"
"send dhcp-client-identifier 11:22:33:44:55:66; # added by NetworkManager\n"
"\n"
"option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;\n"
"option ms-classless-static-routes code 249 = array of unsigned integer 8;\n"
"option wpad code 252 = string;\n"
"\n"
"also request rfc3442-classless-static-routes;\n"
"also request ms-classless-static-routes;\n"
"also request static-routes;\n"
"also request wpad;\n"
"also request ntp-servers;\n"
"also request root-path;\n"
"\n";
static void
test_override_client_id(void)
{
test_config(override_client_id_orig,
override_client_id_expected,
AF_INET,
NULL,
0,
FALSE,
NM_DHCP_HOSTNAME_FLAG_NONE,
"11:22:33:44:55:66",
NULL,
"eth0",
NULL,
NULL);
}
/*****************************************************************************/
static const char *quote_client_id_expected =
"# Created by NetworkManager\n"
"\n"
"send dhcp-client-identifier \"\\x00abcd\"; # added by NetworkManager\n"
"\n"
"option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;\n"
"option ms-classless-static-routes code 249 = array of unsigned integer 8;\n"
"option wpad code 252 = string;\n"
"\n"
"also request rfc3442-classless-static-routes;\n"
"also request ms-classless-static-routes;\n"
"also request static-routes;\n"
"also request wpad;\n"
"also request ntp-servers;\n"
"also request root-path;\n"
"\n";
static void
test_quote_client_id(void)
{
test_config(NULL,
quote_client_id_expected,
AF_INET,
NULL,
0,
FALSE,
NM_DHCP_HOSTNAME_FLAG_NONE,
"abcd",
NULL,
"eth0",
NULL,
NULL);
}
/*****************************************************************************/
static const char *quote_client_id_expected_2 =
"# Created by NetworkManager\n"
"\n"
"send dhcp-client-identifier 00:61:5c:62:63; # added by NetworkManager\n"
"\n"
"option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;\n"
"option ms-classless-static-routes code 249 = array of unsigned integer 8;\n"
"option wpad code 252 = string;\n"
"\n"
"also request rfc3442-classless-static-routes;\n"
"also request ms-classless-static-routes;\n"
"also request static-routes;\n"
"also request wpad;\n"
"also request ntp-servers;\n"
"also request root-path;\n"
"\n";
static void
test_quote_client_id_2(void)
{
test_config(NULL,
quote_client_id_expected_2,
AF_INET,
NULL,
0,
FALSE,
NM_DHCP_HOSTNAME_FLAG_NONE,
"a\\bc",
NULL,
"eth0",
NULL,
NULL);
}
/*****************************************************************************/
static const char *hex_zero_client_id_expected =
"# Created by NetworkManager\n"
"\n"
"send dhcp-client-identifier 00:11:22:33; # added by NetworkManager\n"
"\n"
"option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;\n"
"option ms-classless-static-routes code 249 = array of unsigned integer 8;\n"
"option wpad code 252 = string;\n"
"\n"
"also request rfc3442-classless-static-routes;\n"
"also request ms-classless-static-routes;\n"
"also request static-routes;\n"
"also request wpad;\n"
"also request ntp-servers;\n"
"also request root-path;\n"
"\n";
static void
test_hex_zero_client_id(void)
{
test_config(NULL,
hex_zero_client_id_expected,
AF_INET,
NULL,
0,
FALSE,
NM_DHCP_HOSTNAME_FLAG_NONE,
"00:11:22:33",
NULL,
"eth0",
NULL,
NULL);
}
/*****************************************************************************/
static const char *ascii_client_id_expected =
"# Created by NetworkManager\n"
"\n"
"send dhcp-client-identifier \"\\x00qb:cd:ef:12:34:56\"; # added by NetworkManager\n"
"\n"
"option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;\n"
"option ms-classless-static-routes code 249 = array of unsigned integer 8;\n"
"option wpad code 252 = string;\n"
"\n"
"also request rfc3442-classless-static-routes;\n"
"also request ms-classless-static-routes;\n"
"also request static-routes;\n"
"also request wpad;\n"
"also request ntp-servers;\n"
"also request root-path;\n"
"\n";
static void
test_ascii_client_id(void)
{
test_config(NULL,
ascii_client_id_expected,
AF_INET,
NULL,
0,
FALSE,
NM_DHCP_HOSTNAME_FLAG_NONE,
"qb:cd:ef:12:34:56",
NULL,
"eth0",
NULL,
NULL);
}
/*****************************************************************************/
static const char *hex_single_client_id_expected =
"# Created by NetworkManager\n"
"\n"
"send dhcp-client-identifier ab:cd:0e:12:34:56; # added by NetworkManager\n"
"\n"
"option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;\n"
"option ms-classless-static-routes code 249 = array of unsigned integer 8;\n"
"option wpad code 252 = string;\n"
"\n"
"also request rfc3442-classless-static-routes;\n"
"also request ms-classless-static-routes;\n"
"also request static-routes;\n"
"also request wpad;\n"
"also request ntp-servers;\n"
"also request root-path;\n"
"\n";
static void
test_hex_single_client_id(void)
{
test_config(NULL,
hex_single_client_id_expected,
AF_INET,
NULL,
0,
FALSE,
NM_DHCP_HOSTNAME_FLAG_NONE,
"ab:cd:e:12:34:56",
NULL,
"eth0",
NULL,
NULL);
}
/*****************************************************************************/
static const char *existing_hex_client_id_orig = "send dhcp-client-identifier 10:30:04:20:7A:08;\n";
static const char *existing_hex_client_id_expected =
"# Created by NetworkManager\n"
"# Merged from /path/to/dhclient.conf\n"
"\n"
"send dhcp-client-identifier 10:30:04:20:7A:08;\n"
"\n"
"option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;\n"
"option ms-classless-static-routes code 249 = array of unsigned integer 8;\n"
"option wpad code 252 = string;\n"
"\n"
"also request rfc3442-classless-static-routes;\n"
"also request ms-classless-static-routes;\n"
"also request static-routes;\n"
"also request wpad;\n"
"also request ntp-servers;\n"
"also request root-path;\n"
"\n";
static void
test_existing_hex_client_id(void)
{
gs_unref_bytes GBytes *new_client_id = NULL;
const guint8 bytes[] = {0x10, 0x30, 0x04, 0x20, 0x7A, 0x08};
new_client_id = g_bytes_new(bytes, sizeof(bytes));
test_config(existing_hex_client_id_orig,
existing_hex_client_id_expected,
AF_INET,
NULL,
0,
FALSE,
NM_DHCP_HOSTNAME_FLAG_NONE,
NULL,
new_client_id,
"eth0",
NULL,
NULL);
}
/*****************************************************************************/
static const char *existing_escaped_client_id_orig =
"send dhcp-client-identifier \"\\044test\\xfe\";\n";
static const char *existing_escaped_client_id_expected =
"# Created by NetworkManager\n"
"# Merged from /path/to/dhclient.conf\n"
"\n"
"send dhcp-client-identifier \"\\044test\\xfe\";\n"
"\n"
"option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;\n"
"option ms-classless-static-routes code 249 = array of unsigned integer 8;\n"
"option wpad code 252 = string;\n"
"\n"
"also request rfc3442-classless-static-routes;\n"
"also request ms-classless-static-routes;\n"
"also request static-routes;\n"
"also request wpad;\n"
"also request ntp-servers;\n"
"also request root-path;\n"
"\n";
static void
test_existing_escaped_client_id(void)
{
gs_unref_bytes GBytes *new_client_id = NULL;
new_client_id = g_bytes_new("$test\xfe", 6);
test_config(existing_escaped_client_id_orig,
existing_escaped_client_id_expected,
AF_INET,
NULL,
0,
FALSE,
NM_DHCP_HOSTNAME_FLAG_NONE,
NULL,
new_client_id,
"eth0",
NULL,
NULL);
}
/*****************************************************************************/
#define EACID "qb:cd:ef:12:34:56"
static const char *existing_ascii_client_id_orig =
"send dhcp-client-identifier \"\\x00" EACID "\";\n";
static const char *existing_ascii_client_id_expected =
"# Created by NetworkManager\n"
"# Merged from /path/to/dhclient.conf\n"
"\n"
"send dhcp-client-identifier \"\\x00" EACID "\";\n"
"\n"
"option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;\n"
"option ms-classless-static-routes code 249 = array of unsigned integer 8;\n"
"option wpad code 252 = string;\n"
"\n"
"also request rfc3442-classless-static-routes;\n"
"also request ms-classless-static-routes;\n"
"also request static-routes;\n"
"also request wpad;\n"
"also request ntp-servers;\n"
"also request root-path;\n"
"\n";
static void
test_existing_ascii_client_id(void)
{
gs_unref_bytes GBytes *new_client_id = NULL;
char buf[NM_STRLEN(EACID) + 1] = {0};
memcpy(buf + 1, EACID, NM_STRLEN(EACID));
new_client_id = g_bytes_new(buf, sizeof(buf));
test_config(existing_ascii_client_id_orig,
existing_ascii_client_id_expected,
AF_INET,
NULL,
0,
FALSE,
NM_DHCP_HOSTNAME_FLAG_NONE,
NULL,
new_client_id,
"eth0",
NULL,
NULL);
}
/*****************************************************************************/
static const char *fqdn_expected =
"# Created by NetworkManager\n"
"\n"
"send fqdn.fqdn \"foo.bar.com\"; # added by NetworkManager\n"
"send fqdn.encoded on;\n"
"send fqdn.server-update off;\n"
"send fqdn.no-client-update on;\n"
"\n"
"option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;\n"
"option ms-classless-static-routes code 249 = array of unsigned integer 8;\n"
"option wpad code 252 = string;\n"
"\n"
"also request rfc3442-classless-static-routes;\n"
"also request ms-classless-static-routes;\n"
"also request static-routes;\n"
"also request wpad;\n"
"also request ntp-servers;\n"
"also request root-path;\n\n";
static void
test_fqdn(void)
{
test_config(NULL,
fqdn_expected,
AF_INET,
"foo.bar.com",
0,
TRUE,
NM_DHCP_HOSTNAME_FLAG_FQDN_ENCODED | NM_DHCP_HOSTNAME_FLAG_FQDN_NO_UPDATE,
NULL,
NULL,
"eth0",
NULL,
NULL);
}
static const char *fqdn_options_override_orig =
"\n"
"send fqdn.fqdn \"foobar.com\"\n" /* NM must ignore this ... */
"send fqdn.encoded off;\n" /* ... and honor these */
"send fqdn.server-update off;\n";
static const char *fqdn_options_override_expected =
"# Created by NetworkManager\n"
"# Merged from /path/to/dhclient.conf\n"
"\n"
"send fqdn.fqdn \"example2.com\"; # added by NetworkManager\n"
"send fqdn.encoded off;\n"
"send fqdn.server-update on;\n"
"send fqdn.no-client-update off;\n"
"\n"
"option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;\n"
"option ms-classless-static-routes code 249 = array of unsigned integer 8;\n"
"option wpad code 252 = string;\n"
"\n"
"also request rfc3442-classless-static-routes;\n"
"also request ms-classless-static-routes;\n"
"also request static-routes;\n"
"also request wpad;\n"
"also request ntp-servers;\n"
"also request root-path;\n"
"\n"
"# FQDN options from /path/to/dhclient.conf\n"
"send fqdn.encoded off;\n"
"send fqdn.server-update off;\n\n";
static void
test_fqdn_options_override(void)
{
test_config(fqdn_options_override_orig,
fqdn_options_override_expected,
AF_INET,
"example2.com",
0,
NM_DHCP_HOSTNAME_FLAG_FQDN_SERV_UPDATE,
TRUE,
NULL,
NULL,
"eth0",
NULL,
NULL);
}
/*****************************************************************************/
static const char *override_hostname_orig = "send host-name \"foobar\";\n";
static const char *override_hostname_expected =
"# Created by NetworkManager\n"
"# Merged from /path/to/dhclient.conf\n"
"\n"
"send host-name \"blahblah\"; # added by NetworkManager\n"
"\n"
"option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;\n"
"option ms-classless-static-routes code 249 = array of unsigned integer 8;\n"
"option wpad code 252 = string;\n"
"\n"
"also request rfc3442-classless-static-routes;\n"
"also request ms-classless-static-routes;\n"
"also request static-routes;\n"
"also request wpad;\n"
"also request ntp-servers;\n"
"also request root-path;\n"
"\n";
static void
test_override_hostname(void)
{
test_config(override_hostname_orig,
override_hostname_expected,
AF_INET,
"blahblah",
0,
FALSE,
NM_DHCP_HOSTNAME_FLAG_NONE,
NULL,
NULL,
"eth0",
NULL,
NULL);
}
/*****************************************************************************/
static const char *override_hostname6_orig = "send fqdn.fqdn \"foobar\";\n";
static const char *override_hostname6_expected =
"# Created by NetworkManager\n"
"# Merged from /path/to/dhclient.conf\n"
"\n"
"send fqdn.fqdn \"blahblah.local\"; # added by NetworkManager\n"
"send fqdn.server-update on;\n"
"\n"
"also request dhcp6.name-servers;\n"
"also request dhcp6.domain-search;\n"
"also request dhcp6.client-id;\n"
"\n";
static void
test_override_hostname6(void)
{
test_config(override_hostname6_orig,
override_hostname6_expected,
AF_INET6,
"blahblah.local",
0,
TRUE,
NM_DHCP_HOSTNAME_FLAG_FQDN_SERV_UPDATE,
NULL,
NULL,
"eth0",
NULL,
NULL);
}
/*****************************************************************************/
static const char *nonfqdn_hostname6_expected =
"# Created by NetworkManager\n"
"\n"
"send fqdn.fqdn \"blahblah\"; # added by NetworkManager\n"
"send fqdn.no-client-update on;\n"
"\n"
"also request dhcp6.name-servers;\n"
"also request dhcp6.domain-search;\n"
"also request dhcp6.client-id;\n"
"\n";
static void
test_nonfqdn_hostname6(void)
{
/* Non-FQDN hostname can now be used with dhclient */
test_config(NULL,
nonfqdn_hostname6_expected,
AF_INET6,
"blahblah",
0,
TRUE,
NM_DHCP_HOSTNAME_FLAG_FQDN_NO_UPDATE,
NULL,
NULL,
"eth0",
NULL,
NULL);
}
/*****************************************************************************/
static const char *existing_alsoreq_orig = "also request something;\n"
"also request another-thing;\n";
static const char *existing_alsoreq_expected =
"# Created by NetworkManager\n"
"# Merged from /path/to/dhclient.conf\n"
"\n\n"
"option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;\n"
"option ms-classless-static-routes code 249 = array of unsigned integer 8;\n"
"option wpad code 252 = string;\n"
"\n"
"also request something;\n"
"also request another-thing;\n"
"also request rfc3442-classless-static-routes;\n"
"also request ms-classless-static-routes;\n"
"also request static-routes;\n"
"also request wpad;\n"
"also request ntp-servers;\n"
"also request root-path;\n"
"\n";
static void
test_existing_alsoreq(void)
{
test_config(existing_alsoreq_orig,
existing_alsoreq_expected,
AF_INET,
NULL,
0,
FALSE,
NM_DHCP_HOSTNAME_FLAG_NONE,
NULL,
NULL,
"eth0",
NULL,
NULL);
}
/*****************************************************************************/
static const char *existing_req_orig = "request something;\n"
"also request some-other-thing;\n"
"request another-thing;\n"
"also request yet-another-thing;\n";
static const char *existing_req_expected =
"# Created by NetworkManager\n"
"# Merged from /path/to/dhclient.conf\n"
"\n\n"
"option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;\n"
"option ms-classless-static-routes code 249 = array of unsigned integer 8;\n"
"option wpad code 252 = string;\n"
"\n"
"request; # override dhclient defaults\n"
"also request another-thing;\n"
"also request yet-another-thing;\n"
"also request rfc3442-classless-static-routes;\n"
"also request ms-classless-static-routes;\n"
"also request static-routes;\n"
"also request wpad;\n"
"also request ntp-servers;\n"
"also request root-path;\n"
"\n";
static void
test_existing_req(void)
{
test_config(existing_req_orig,
existing_req_expected,
AF_INET,
NULL,
0,
FALSE,
NM_DHCP_HOSTNAME_FLAG_NONE,
NULL,
NULL,
"eth0",
NULL,
NULL);
}
/*****************************************************************************/
static const char *existing_multiline_alsoreq_orig =
"also request something another-thing yet-another-thing\n"
" foobar baz blah;\n";
static const char *existing_multiline_alsoreq_expected =
"# Created by NetworkManager\n"
"# Merged from /path/to/dhclient.conf\n"
"\n\n"
"option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;\n"
"option ms-classless-static-routes code 249 = array of unsigned integer 8;\n"
"option wpad code 252 = string;\n"
"\n"
"also request something;\n"
"also request another-thing;\n"
"also request yet-another-thing;\n"
"also request foobar;\n"
"also request baz;\n"
"also request blah;\n"
"also request rfc3442-classless-static-routes;\n"
"also request ms-classless-static-routes;\n"
"also request static-routes;\n"
"also request wpad;\n"
"also request ntp-servers;\n"
"also request root-path;\n"
"\n";
static void
test_existing_multiline_alsoreq(void)
{
test_config(existing_multiline_alsoreq_orig,
existing_multiline_alsoreq_expected,
AF_INET,
NULL,
0,
FALSE,
NM_DHCP_HOSTNAME_FLAG_NONE,
NULL,
NULL,
"eth0",
NULL,
NULL);
}
/*****************************************************************************/
static void
test_one_duid(const char *escaped, const guint8 *unescaped, guint len)
{
gs_unref_bytes GBytes *t1 = NULL;
gs_unref_bytes GBytes *t2 = NULL;
gs_free char * w = NULL;
t1 = nm_dhcp_dhclient_unescape_duid(escaped);
g_assert(t1);
g_assert(nm_utils_gbytes_equal_mem(t1, unescaped, len));
t2 = g_bytes_new(unescaped, len);
w = nm_dhcp_dhclient_escape_duid(t2);
g_assert(w);
g_assert_cmpstr(escaped, ==, w);
}
static void
test_duids(void)
{
const guint8 test1_u[] =
{0x00, 0x01, 0x00, 0x01, 0x13, 0x6f, 0x13, 0x6e, 0x00, 0x22, 0xfa, 0x8c, 0xd6, 0xc2};
const char *test1_s = "\\000\\001\\000\\001\\023o\\023n\\000\\\"\\372\\214\\326\\302";
const guint8 test2_u[] =
{0x00, 0x01, 0x00, 0x01, 0x17, 0x57, 0xee, 0x39, 0x00, 0x23, 0x15, 0x08, 0x7E, 0xac};
const char *test2_s = "\\000\\001\\000\\001\\027W\\3569\\000#\\025\\010~\\254";
const guint8 test3_u[] =
{0x00, 0x01, 0x00, 0x01, 0x17, 0x58, 0xe8, 0x58, 0x00, 0x23, 0x15, 0x08, 0x7e, 0xac};
const char *test3_s = "\\000\\001\\000\\001\\027X\\350X\\000#\\025\\010~\\254";
const guint8 test4_u[] =
{0x00, 0x01, 0x00, 0x01, 0x15, 0xd5, 0x31, 0x97, 0x00, 0x16, 0xeb, 0x04, 0x45, 0x18};
const char *test4_s = "\\000\\001\\000\\001\\025\\3251\\227\\000\\026\\353\\004E\\030";
const char *bad_s = "\\000\\001\\000\\001\\425\\3251\\227\\000\\026\\353\\004E\\030";
test_one_duid(test1_s, test1_u, sizeof(test1_u));
test_one_duid(test2_s, test2_u, sizeof(test2_u));
test_one_duid(test3_s, test3_u, sizeof(test3_u));
test_one_duid(test4_s, test4_u, sizeof(test4_u));
/* Invalid octal digit */
g_assert(nm_dhcp_dhclient_unescape_duid(bad_s) == NULL);
}
static void
test_read_duid_from_leasefile(void)
{
const guint8 expected[] =
{0x00, 0x01, 0x00, 0x01, 0x18, 0x79, 0xa6, 0x13, 0x60, 0x67, 0x20, 0xec, 0x4c, 0x70};
gs_unref_bytes GBytes *duid = NULL;
GError * error = NULL;
duid = nm_dhcp_dhclient_read_duid(TEST_DIR "/test-dhclient-duid.leases", &error);
nmtst_assert_success(duid, error);
g_assert(nm_utils_gbytes_equal_mem(duid, expected, G_N_ELEMENTS(expected)));
}
static void
test_read_commented_duid_from_leasefile(void)
{
GBytes *duid;
GError *error = NULL;
duid = nm_dhcp_dhclient_read_duid(TEST_DIR "/test-dhclient-commented-duid.leases", &error);
g_assert_no_error(error);
g_assert(duid == NULL);
}
/*****************************************************************************/
static void
_save_duid(const char *path, const guint8 *duid_bin, gsize duid_len)
{
gs_unref_bytes GBytes *duid = NULL;
GError * error = NULL;
gboolean success;
g_assert(path);
g_assert(duid_bin);
g_assert(duid_len > 0);
duid = g_bytes_new(duid_bin, duid_len);
success = nm_dhcp_dhclient_save_duid(path, duid, &error);
nmtst_assert_success(success, error);
}
static void
test_write_duid(void)
{
const guint8 duid[] = {000, 001, 000, 001, 027, 'X', 0350, 'X', 0, '#', 025, 010, '~', 0254};
const char * expected_contents =
"default-duid \"\\000\\001\\000\\001\\027X\\350X\\000#\\025\\010~\\254\";\n";
GError * error = NULL;
gs_free char *contents = NULL;
gboolean success;
const char * path = "test-dhclient-write-duid.leases";
_save_duid(path, duid, G_N_ELEMENTS(duid));
success = g_file_get_contents(path, &contents, NULL, &error);
nmtst_assert_success(success, error);
unlink(path);
g_assert_cmpstr(expected_contents, ==, contents);
}
static void
test_write_existing_duid(void)
{
const guint8 duid[] =
{000, 001, 000, 001, 023, 'o', 023, 'n', 000, '"', 0372, 0214, 0326, 0302};
const char *original_contents =
"default-duid \"\\000\\001\\000\\001\\027X\\350X\\000#\\025\\010~\\254\";\n";
const char *expected_contents =
"default-duid \"\\000\\001\\000\\001\\023o\\023n\\000\\\"\\372\\214\\326\\302\";\n";
GError * error = NULL;
gs_free char *contents = NULL;
gboolean success;
const char * path = "test-dhclient-write-existing-duid.leases";
success = g_file_set_contents(path, original_contents, -1, &error);
nmtst_assert_success(success, error);
/* Save other DUID; should be overwritten */
_save_duid(path, duid, G_N_ELEMENTS(duid));
/* reread original contents */
success = g_file_get_contents(path, &contents, NULL, &error);
nmtst_assert_success(success, error);
unlink(path);
g_assert_cmpstr(expected_contents, ==, contents);
}
static const guint8 DUID_BIN[] =
{000, 001, 000, 001, 023, 'o', 023, 'n', 000, '"', 0372, 0214, 0326, 0302};
#define DUID "\\000\\001\\000\\001\\023o\\023n\\000\\\"\\372\\214\\326\\302"
static void
test_write_existing_commented_duid(void)
{
#define ORIG_CONTENTS "#default-duid \"\\000\\001\\000\\001\\027X\\350X\\000#\\025\\010~\\254\";\n"
const char * expected_contents = "default-duid \"" DUID "\";\n" ORIG_CONTENTS;
GError * error = NULL;
gs_free char *contents = NULL;
gboolean success;
const char * path = "test-dhclient-write-existing-commented-duid.leases";
success = g_file_set_contents(path, ORIG_CONTENTS, -1, &error);
nmtst_assert_success(success, error);
/* Save other DUID; should be saved on top */
_save_duid(path, DUID_BIN, G_N_ELEMENTS(DUID_BIN));
/* reread original contents */
success = g_file_get_contents(path, &contents, NULL, &error);
nmtst_assert_success(success, error);
unlink(path);
g_assert_cmpstr(expected_contents, ==, contents);
#undef ORIG_CONTENTS
}
static void
test_write_existing_multiline_duid(void)
{
#define ORIG_CONTENTS \
"### Commented old DUID ###\n" \
"#default-duid \"\\000\\001\\000\\001\\027X\\350X\\000#\\025\\010~\\254\";\n"
const char * expected_contents = "default-duid \"" DUID "\";\n" ORIG_CONTENTS;
GError * error = NULL;
gs_free char * contents = NULL;
gboolean success;
nmtst_auto_unlinkfile char *path =
g_strdup("test-dhclient-write-existing-multiline-duid.leases");
success = g_file_set_contents(path, ORIG_CONTENTS, -1, &error);
nmtst_assert_success(success, error);
_save_duid(path, DUID_BIN, G_N_ELEMENTS(DUID_BIN));
success = g_file_get_contents(path, &contents, NULL, &error);
nmtst_assert_success(success, error);
g_assert_cmpstr(expected_contents, ==, contents);
#undef ORIG_CONTENTS
}
/*****************************************************************************/
static const char *interface1_orig = "interface \"eth0\" {\n"
"\talso request my-option;\n"
"\tinitial-delay 5;\n"
"}\n"
"interface \"eth1\" {\n"
"\talso request another-option;\n"
"\tinitial-delay 0;\n"
"}\n"
"\n"
"also request yet-another-option;\n";
static const char *interface1_expected =
"# Created by NetworkManager\n"
"# Merged from /path/to/dhclient.conf\n"
"\n"
"initial-delay 5;\n"
"\n"
"option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;\n"
"option ms-classless-static-routes code 249 = array of unsigned integer 8;\n"
"option wpad code 252 = string;\n"
"\n"
"also request my-option;\n"
"also request yet-another-option;\n"
"also request rfc3442-classless-static-routes;\n"
"also request ms-classless-static-routes;\n"
"also request static-routes;\n"
"also request wpad;\n"
"also request ntp-servers;\n"
"also request root-path;\n"
"\n";
static void
test_interface1(void)
{
test_config(interface1_orig,
interface1_expected,
AF_INET,
NULL,
0,
FALSE,
NM_DHCP_HOSTNAME_FLAG_NONE,
NULL,
NULL,
"eth0",
NULL,
NULL);
}
/*****************************************************************************/
static const char *interface2_orig = "interface eth0 {\n"
"\talso request my-option;\n"
"\tinitial-delay 5;\n"
" }\n"
"interface eth1 {\n"
"\tinitial-delay 0;\n"
"\trequest another-option;\n"
" } \n"
"\n"
"also request yet-another-option;\n";
static const char *interface2_expected =
"# Created by NetworkManager\n"
"# Merged from /path/to/dhclient.conf\n"
"\n"
"initial-delay 0;\n"
"\n"
"option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;\n"
"option ms-classless-static-routes code 249 = array of unsigned integer 8;\n"
"option wpad code 252 = string;\n"
"\n"
"request; # override dhclient defaults\n"
"also request another-option;\n"
"also request yet-another-option;\n"
"also request rfc3442-classless-static-routes;\n"
"also request ms-classless-static-routes;\n"
"also request static-routes;\n"
"also request wpad;\n"
"also request ntp-servers;\n"
"also request root-path;\n"
"\n";
static void
test_interface2(void)
{
test_config(interface2_orig,
interface2_expected,
AF_INET,
NULL,
0,
FALSE,
NM_DHCP_HOSTNAME_FLAG_NONE,
NULL,
NULL,
"eth1",
NULL,
NULL);
}
static void
test_structured(void)
{
gs_unref_bytes GBytes *new_client_id = NULL;
const guint8 bytes[] = "sad-and-useless";
static const char *const orig =
"interface \"eth0\" { \n"
" send host-name \"useless.example.com\";\n"
" hardware ethernet de:ad:80:86:ba:be;\n"
" send dhcp-client-identifier \"sad-and-useless\";\n"
" script \"/bin/useless\";\n"
" send dhcp-lease-time 8086;\n"
" request subnet-mask, broadcast-address, time-offset, routers,\n"
" domain-search, domain-name, host-name;\n"
" require subnet-mask;\n"
"} \n"
"\n"
" interface \"eth1\" { \n"
" send host-name \"sad.example.com\";\n"
" hardware ethernet de:ca:f6:66:ca:fe;\n"
" send dhcp-client-identifier \"useless-and-miserable\";\n"
" script \"/bin/miserable\";\n"
" send dhcp-lease-time 1337;\n"
" request subnet-mask, broadcast-address, time-offset, routers,\n"
" domain-search, domain-name, domain-name-servers, host-name;\n"
" require subnet-mask, domain-name-servers;\n"
" if not option domain-name = \"example.org\" {\n"
" prepend domain-name-servers 127.0.0.1;\n"
" } else {\n"
" prepend domain-name-servers 127.0.0.2;\n"
" } \n"
" } \n"
"\n"
"pseudo \"secondary\" \"eth0\" { \n"
" send dhcp-client-identifier \"sad-useless-and-secondary\";\n"
" script \"/bin/secondary\";\n"
" send host-name \"secondary.useless.example.com\";\n"
" send dhcp-lease-time 666;\n"
" request routers;\n"
" require routers;\n"
" } \n"
"\n"
" pseudo \"tertiary\" \"eth0\" { \n"
" send dhcp-client-identifier \"sad-useless-and-tertiary\";\n"
" script \"/bin/tertiary\";\n"
" send host-name \"tertiary.useless.example.com\";\n"
"} \n"
"\n"
" alias{ \n"
" interface \"eth0\";\n"
" fixed-address 192.0.2.1;\n"
" option subnet-mask 255.255.255.0;\n"
" } \n"
" lease { \n"
" interface \"eth0\";\n"
" fixed-address 192.0.2.2;\n"
" option subnet-mask 255.255.255.0;\n"
" } \n"
"if not option domain-name = \"example.org\" {\n"
" prepend domain-name-servers 127.0.0.1;\n"
" if not option domain-name = \"useless.example.com\" {\n"
" prepend domain-name-servers 127.0.0.2;\n"
" }\n"
"}\n";
static const char *const expected =
"# Created by NetworkManager\n"
"# Merged from /path/to/dhclient.conf\n"
"\n"
"send host-name \"useless.example.com\";\n"
"hardware ethernet de:ad:80:86:ba:be;\n"
"send dhcp-client-identifier \"sad-and-useless\";\n"
"send dhcp-lease-time 8086;\n"
"require subnet-mask;\n"
"if not option domain-name = \"example.org\" {\n"
"prepend domain-name-servers 127.0.0.1;\n"
"if not option domain-name = \"useless.example.com\" {\n"
"prepend domain-name-servers 127.0.0.2;\n"
"}\n"
"}\n"
"\n"
"option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;\n"
"option ms-classless-static-routes code 249 = array of unsigned integer 8;\n"
"option wpad code 252 = string;\n"
"\n"
"request; # override dhclient defaults\n"
"also request subnet-mask;\n"
"also request broadcast-address;\n"
"also request time-offset;\n"
"also request routers;\n"
"also request domain-search;\n"
"also request domain-name;\n"
"also request host-name;\n"
"also request rfc3442-classless-static-routes;\n"
"also request ms-classless-static-routes;\n"
"also request static-routes;\n"
"also request wpad;\n"
"also request ntp-servers;\n"
"also request root-path;\n"
"\n";
new_client_id = g_bytes_new(bytes, sizeof(bytes) - 1);
test_config(orig,
expected,
AF_INET,
NULL,
0,
FALSE,
NM_DHCP_HOSTNAME_FLAG_NONE,
NULL,
new_client_id,
"eth0",
NULL,
NULL);
}
static void
test_config_req_intf(void)
{
static const char *const orig = "request subnet-mask, broadcast-address, routers,\n"
"\trfc3442-classless-static-routes,\n"
"\tinterface-mtu, host-name, domain-name, domain-search,\n"
"\tdomain-name-servers, nis-domain, nis-servers,\n"
"\tnds-context, nds-servers, nds-tree-name,\n"
"\tnetbios-name-servers, netbios-dd-server,\n"
"\tnetbios-node-type, netbios-scope, ntp-servers;\n"
"";
static const char *const expected =
"# Created by NetworkManager\n"
"# Merged from /path/to/dhclient.conf\n"
"\n"
"\n"
"option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;\n"
"option ms-classless-static-routes code 249 = array of unsigned integer 8;\n"
"option wpad code 252 = string;\n"
"\n"
"request; # override dhclient defaults\n"
"also request subnet-mask;\n"
"also request broadcast-address;\n"
"also request routers;\n"
"also request rfc3442-classless-static-routes;\n"
"also request interface-mtu;\n"
"also request host-name;\n"
"also request domain-name;\n"
"also request domain-search;\n"
"also request domain-name-servers;\n"
"also request nis-domain;\n"
"also request nis-servers;\n"
"also request nds-context;\n"
"also request nds-servers;\n"
"also request nds-tree-name;\n"
"also request netbios-name-servers;\n"
"also request netbios-dd-server;\n"
"also request netbios-node-type;\n"
"also request netbios-scope;\n"
"also request ntp-servers;\n"
"also request ms-classless-static-routes;\n"
"also request static-routes;\n"
"also request wpad;\n"
"also request root-path;\n"
"\n";
test_config(orig,
expected,
AF_INET,
NULL,
0,
FALSE,
NM_DHCP_HOSTNAME_FLAG_NONE,
NULL,
NULL,
"eth0",
NULL,
NULL);
}
/*****************************************************************************/
NMTST_DEFINE();
int
main(int argc, char **argv)
{
nmtst_init_with_logging(&argc, &argv, NULL, "DEFAULT");
g_test_add_func("/dhcp/dhclient/orig_missing", test_orig_missing);
g_test_add_func("/dhcp/dhclient/orig_missing_add_mud_url", test_orig_missing_add_mud_url);
g_test_add_func("/dhcp/dhclient/override_client_id", test_override_client_id);
g_test_add_func("/dhcp/dhclient/quote_client_id/1", test_quote_client_id);
g_test_add_func("/dhcp/dhclient/quote_client_id/2", test_quote_client_id_2);
g_test_add_func("/dhcp/dhclient/hex_zero_client_id", test_hex_zero_client_id);
g_test_add_func("/dhcp/dhclient/ascii_client_id", test_ascii_client_id);
g_test_add_func("/dhcp/dhclient/hex_single_client_id", test_hex_single_client_id);
g_test_add_func("/dhcp/dhclient/existing-hex-client-id", test_existing_hex_client_id);
g_test_add_func("/dhcp/dhclient/existing-client-id", test_existing_escaped_client_id);
g_test_add_func("/dhcp/dhclient/existing-ascii-client-id", test_existing_ascii_client_id);
g_test_add_func("/dhcp/dhclient/fqdn", test_fqdn);
g_test_add_func("/dhcp/dhclient/fqdn_options_override", test_fqdn_options_override);
g_test_add_func("/dhcp/dhclient/override_hostname", test_override_hostname);
g_test_add_func("/dhcp/dhclient/override_hostname6", test_override_hostname6);
g_test_add_func("/dhcp/dhclient/nonfqdn_hostname6", test_nonfqdn_hostname6);
g_test_add_func("/dhcp/dhclient/existing_req", test_existing_req);
g_test_add_func("/dhcp/dhclient/existing_alsoreq", test_existing_alsoreq);
g_test_add_func("/dhcp/dhclient/existing_multiline_alsoreq", test_existing_multiline_alsoreq);
g_test_add_func("/dhcp/dhclient/duids", test_duids);
g_test_add_func("/dhcp/dhclient/interface/1", test_interface1);
g_test_add_func("/dhcp/dhclient/interface/2", test_interface2);
g_test_add_func("/dhcp/dhclient/config/req_intf", test_config_req_intf);
g_test_add_func("/dhcp/dhclient/structured", test_structured);
g_test_add_func("/dhcp/dhclient/read_duid_from_leasefile", test_read_duid_from_leasefile);
g_test_add_func("/dhcp/dhclient/read_commented_duid_from_leasefile",
test_read_commented_duid_from_leasefile);
g_test_add_func("/dhcp/dhclient/write_duid", test_write_duid);
g_test_add_func("/dhcp/dhclient/write_existing_duid", test_write_existing_duid);
g_test_add_func("/dhcp/dhclient/write_existing_commented_duid",
test_write_existing_commented_duid);
g_test_add_func("/dhcp/dhclient/write_existing_multiline_duid",
test_write_existing_multiline_duid);
return g_test_run();
}