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libreswan/SOURCES/libreswan-4.4-ipcheck.patch

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diff --git a/testing/programs/ipcheck/Makefile b/testing/programs/ipcheck/Makefile
index 4dae8336be..af77a9e9d8 100644
--- a/testing/programs/ipcheck/Makefile
+++ b/testing/programs/ipcheck/Makefile
@@ -41,4 +41,4 @@ include ../../../mk/program.mk
endif
local-check: $(PROGRAM)
- $(builddir)/$(PROGRAM)
+ $(builddir)/$(PROGRAM) --dns=yes
diff --git a/testing/programs/ipcheck/ip_address_check.c b/testing/programs/ipcheck/ip_address_check.c
index b80990302a..a84aadaf73 100644
--- a/testing/programs/ipcheck/ip_address_check.c
+++ b/testing/programs/ipcheck/ip_address_check.c
@@ -24,79 +24,76 @@
#include "ip_address.h"
#include "ipcheck.h"
-static void check_shunk_to_address(void)
+static void check_ttoaddress_num(void)
{
static const struct test {
int line;
int family;
const char *in;
const char *str;
- bool requires_dns;
} tests[] = {
/* unset */
- { LN, 0, "", NULL, false, },
+ { LN, 0, "", NULL, },
/* any */
- { LN, 4, "0.0.0.0", "0.0.0.0", false, },
- { LN, 6, "::", "::", false, },
- { LN, 6, "0:0:0:0:0:0:0:0", "::", false, },
+ { LN, 4, "0.0.0.0", "0.0.0.0", },
+ { LN, 6, "::", "::", },
+ { LN, 6, "0:0:0:0:0:0:0:0", "::", },
/* local (zero's fill) */
- { LN, 4, "127.1", "127.0.0.1", false, },
- { LN, 4, "127.0.1", "127.0.0.1", false, },
- { LN, 4, "127.0.0.1", "127.0.0.1", false, },
- { LN, 6, "::1", "::1", false, },
- { LN, 6, "0:0:0:0:0:0:0:1", "::1", false, },
+ { LN, 4, "127.1", "127.0.0.1", },
+ { LN, 4, "127.0.1", "127.0.0.1", },
+ { LN, 4, "127.0.0.1", "127.0.0.1", },
+ { LN, 6, "::1", "::1", },
+ { LN, 6, "0:0:0:0:0:0:0:1", "::1", },
/* mask - and buffer overflow */
- { LN, 4, "255.255.255.255", "255.255.255.255", false, },
- { LN, 6, "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff", "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff", false, },
+ { LN, 4, "255.255.255.255", "255.255.255.255", },
+ { LN, 6, "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff", "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff", },
/* all bytes */
- { LN, 4, "1.2.3.4", "1.2.3.4", false, },
- { LN, 6, "1:2:3:4:5:6:7:8", "1:2:3:4:5:6:7:8", false, },
+ { LN, 4, "1.2.3.4", "1.2.3.4", },
+ { LN, 6, "1:2:3:4:5:6:7:8", "1:2:3:4:5:6:7:8", },
/* last digit is a big num - see wikepedia */
- { LN, 4, "127.254", "127.0.0.254", false, },
- { LN, 4, "127.65534", "127.0.255.254", false, },
- { LN, 4, "127.16777214", "127.255.255.254", false, },
+ { LN, 4, "127.254", "127.0.0.254", },
+ { LN, 4, "127.65534", "127.0.255.254", },
+ { LN, 4, "127.16777214", "127.255.255.254", },
/* last digit overflow */
- { LN, 4, "127.16777216", NULL, false, },
- { LN, 4, "127.0.65536", NULL, false, },
- { LN, 4, "127.0.0.256", NULL, false, },
+ { LN, 4, "127.16777216", NULL, },
+ { LN, 4, "127.0.65536", NULL, },
+ { LN, 4, "127.0.0.256", NULL, },
/* suppress leading zeros - 01 vs 1 */
- { LN, 6, "0001:0012:0003:0014:0005:0016:0007:0018", "1:12:3:14:5:16:7:18", false, },
+ { LN, 6, "0001:0012:0003:0014:0005:0016:0007:0018", "1:12:3:14:5:16:7:18", },
/* drop leading 0:0: */
- { LN, 6, "0:0:3:4:5:6:7:8", "::3:4:5:6:7:8", false, },
+ { LN, 6, "0:0:3:4:5:6:7:8", "::3:4:5:6:7:8", },
/* drop middle 0:...:0 */
- { LN, 6, "1:2:0:0:0:0:7:8", "1:2::7:8", false, },
+ { LN, 6, "1:2:0:0:0:0:7:8", "1:2::7:8", },
/* drop trailing :0..:0 */
- { LN, 6, "1:2:3:4:5:0:0:0", "1:2:3:4:5::", false, },
+ { LN, 6, "1:2:3:4:5:0:0:0", "1:2:3:4:5::", },
/* drop first 0:..:0 */
- { LN, 6, "1:2:0:0:5:6:0:0", "1:2::5:6:0:0", false, },
+ { LN, 6, "1:2:0:0:5:6:0:0", "1:2::5:6:0:0", },
/* drop logest 0:..:0 */
- { LN, 6, "0:0:3:0:0:0:7:8", "0:0:3::7:8", false, },
+ { LN, 6, "0:0:3:0:0:0:7:8", "0:0:3::7:8", },
/* need two 0 */
- { LN, 6, "0:2:0:4:0:6:0:8", "0:2:0:4:0:6:0:8", false, },
-
- { LN, 4, "www.libreswan.org", "188.127.201.229", .requires_dns = true, },
+ { LN, 6, "0:2:0:4:0:6:0:8", "0:2:0:4:0:6:0:8", },
/* hex/octal */
- { LN, 4, "0x01.0x02.0x03.0x04", "1.2.3.4", false, },
- { LN, 4, "0001.0002.0003.0004", "1.2.3.4", false, },
- { LN, 4, "0x01020304", "1.2.3.4", false, },
+ { LN, 4, "0x01.0x02.0x03.0x04", "1.2.3.4", },
+ { LN, 4, "0001.0002.0003.0004", "1.2.3.4", },
+ { LN, 4, "0x01020304", "1.2.3.4", },
/* trailing garbage */
- { LN, 4, "1.2.3.4.", NULL, false, },
- { LN, 4, "1.2.3.4a", NULL, false, },
- { LN, 4, "1.2.3.0a", NULL, false, },
+ { LN, 4, "1.2.3.4.", NULL, },
+ { LN, 4, "1.2.3.4a", NULL, },
+ { LN, 4, "1.2.3.0a", NULL, },
/* bad digits */
- { LN, 4, "256.2.3.4", NULL, false, },
- { LN, 4, "0008.2.3.4", NULL, false, },
- { LN, 4, "0x0g.2.3.4", NULL, false, },
+ { LN, 4, "256.2.3.4", NULL, },
+ { LN, 4, "0008.2.3.4", NULL, },
+ { LN, 4, "0x0g.2.3.4", NULL, },
};
@@ -104,66 +101,146 @@ static void check_shunk_to_address(void)
for (size_t ti = 0; ti < elemsof(tests); ti++) {
const struct test *t = &tests[ti];
- PRINT("%s '%s' -> str: '%s' dns: %s", pri_family(t->family), t->in,
- t->str == NULL ? "ERROR" : t->str,
- bool_str(t->requires_dns));
-
- ip_address tmp, *address = &tmp;
-
- /* NUMERIC/NULL */
- FOR_EACH_THING(family, 0, t->family) {
+ /*
+ * For each address, perform lookups:
+ *
+ * - first with a generic family and then with the
+ * specified family
+ *
+ * - first with ttoaddress_num() and then
+ * ttoaddress_dns() (but only when it should work)
+ */
+
+ FOR_EACH_THING(family, 0, 4, 6) {
const struct ip_info *afi = IP_TYPE(family);
- err = ttoaddress_num(shunk1(t->in), afi, address);
- if (err != NULL) {
- if (t->str != NULL && !t->requires_dns) {
- FAIL("ttoaddress_num(%s, %s) unexpecedly failed: %s",
- t->in, pri_family(family), err);
+ bool err_expected = (t->str == NULL || (family != 0 && family != t->family));
+
+ struct lookup {
+ const char *name;
+ err_t (*ttoaddress)(shunk_t, const struct ip_info *, ip_address *);
+ bool need_dns;
+ } lookups[] = {
+ {
+ "ttoaddress_num",
+ ttoaddress_num,
+ false,
+ },
+ {
+ "ttoaddress_dns",
+ ttoaddress_dns,
+ true,
+ },
+ {
+ .name = NULL,
+ },
+ };
+ for (struct lookup *lookup = lookups; lookup->name != NULL; lookup++) {
+
+ /*
+ * Without DNS a
+ * ttoaddress_dns() lookup of
+ * a bogus IP address will go
+ * into the weeds.
+ */
+ bool skip = (lookup->need_dns && have_dns != DNS_YES);
+
+ PRINT("%s('%s', %s) -> '%s'%s",
+ lookup->name, t->in, pri_family(family),
+ err_expected ? "ERROR" : t->str,
+ skip ? "; skipped as no DNS" : "");
+
+ if (skip) {
+ continue;
+ }
+
+ ip_address tmp, *address = &tmp;
+ err = lookup->ttoaddress(shunk1(t->in), afi, address);
+ if (err_expected) {
+ if (err == NULL) {
+ FAIL("%s(%s, %s) unexpecedly succeeded",
+ lookup->name, t->in, pri_family(family));
+ }
+ PRINT("%s(%s, %s) returned: %s",
+ lookup->name, t->in, pri_family(family), err);
+ } else if (err != NULL) {
+ FAIL("%s(%s, %s) unexpecedly failed: %s",
+ lookup->name, t->in, pri_family(family), err);
} else {
- PRINT("ttoaddress_num(%s, %s) returned: %s",
- t->in, pri_family(family), err);
+ CHECK_STR2(address);
}
- } else if (t->requires_dns) {
- FAIL("ttoaddress_num(%s, %s) unexpecedly parsed a DNS address",
- t->in, pri_family(family));
- } else if (t->str == NULL) {
- FAIL("ttoaddress_num(%s, %s) unexpecedly succeeded",
- t->in, pri_family(family));
- } else {
- CHECK_TYPE(address);
}
}
+ }
+}
+
+static void check_ttoaddress_dns(void)
+{
+ static const struct test {
+ int line;
+ int family;
+ const char *in;
+ const char *str;
+ bool need_dns;
+ } tests[] = {
+
+ /* localhost is found in /etc/hosts on all platforms */
+ { LN, 0, "localhost", "127.0.0.1", false, },
+ { LN, 4, "localhost", "127.0.0.1", false, },
+ { LN, 6, "localhost", "::1", false, },
+
+ { LN, 0, "www.libreswan.org", "188.127.201.229", true, },
+ { LN, 4, "www.libreswan.org", "188.127.201.229", true, },
+ { LN, 6, "www.libreswan.org", "2a00:1190:c00a:f00::229", true, },
- /* DNS/TYPE */
+ { LN, 0, "nowhere.libreswan.org", NULL, true, },
+ { LN, 4, "nowhere.libreswan.org", NULL, true, },
+ { LN, 6, "nowhere.libreswan.org", NULL, true, },
- if (t->requires_dns && !use_dns) {
- PRINT("skipping dns_hunk_to_address(type) -- no DNS");
+ };
+
+ err_t err;
+
+ for (size_t ti = 0; ti < elemsof(tests); ti++) {
+ const struct test *t = &tests[ti];
+ const struct ip_info *afi = IP_TYPE(t->family);
+ bool skip = (have_dns == DNS_NO || (have_dns != DNS_YES && t->need_dns));
+
+ PRINT("%s '%s' -> str: '%s' lookup: %s%s",
+ pri_family(t->family), t->in,
+ t->str == NULL ? "ERROR" : t->str,
+ (t->need_dns ? "DNS" : "/etc/hosts"),
+ (skip ? "; skipped as no DNS" : ""));
+
+ if (skip) {
+ continue;
+ }
+
+ ip_address tmp, *address = &tmp;
+ err = ttoaddress_dns(shunk1(t->in), afi, address);
+ if (err != NULL) {
+ if (t->str != NULL) {
+ FAIL("ttoaddress_dns(%s, %s) unexpecedly failed: %s",
+ t->in, pri_family(t->family), err);
+ }
+ PRINT("ttoaddress_dns(%s, %s) failed as expected: %s",
+ t->in, pri_family(t->family), err);
+ } else if (t->str == NULL) {
+ address_buf b;
+ FAIL("ttoaddress_dns(%s, %s) unexpecedly succeeded with %s",
+ t->in, pri_family(t->family),
+ str_address(address, &b));
} else {
- const struct ip_info *afi = IP_TYPE(t->family);
- err = ttoaddress_dns(shunk1(t->in), afi, address);
- if (err != NULL) {
- if (t->str != NULL) {
- FAIL("ttoaddress_dns(%s, %s) unexpecedly failed: %s",
- t->in, pri_family(t->family), err);
- } else {
- PRINT("ttoaddress_dns(%s, %s) returned: %s",
- t->in, pri_family(t->family), err);
- }
- } else if (t->str == NULL) {
- FAIL("ttoaddress_dns(%s, %s) unexpecedly succeeded",
- t->in, pri_family(t->family));
- } else {
+ address_buf b;
+ PRINT("ttoaddress_dns(%s, %s) succeeded with %s",
+ t->in, pri_family(t->family),
+ str_address(address, &b));
+ if (t->family != 0) {
CHECK_TYPE(address);
}
- }
-
- /* now convert it back cooked */
- if (t->requires_dns && !use_dns) {
- PRINT("skipping str_*() -- no DNS");
- } else if (t->str != NULL) {
+ /* and back */
CHECK_STR2(address);
}
-
}
}
@@ -473,7 +550,8 @@ static void check_addresses_to(void)
void ip_address_check(void)
{
- check_shunk_to_address();
+ check_ttoaddress_num();
+ check_ttoaddress_dns();
check_str_address_sensitive();
check_str_address_reversed();
check_address_is();
diff --git a/testing/programs/ipcheck/ip_info_check.c b/testing/programs/ipcheck/ip_info_check.c
index a7553a6029..f1566f4607 100644
--- a/testing/programs/ipcheck/ip_info_check.c
+++ b/testing/programs/ipcheck/ip_info_check.c
@@ -31,10 +31,12 @@
/*hack*/const typeof(L##_tests[0]) *t = &L##_tests[tl]; \
/*hack*/size_t ti = tl; \
const ip_##L *l = L##_tests[tl].L; \
- if (l == NULL) continue; \
+ if (l == NULL) \
+ continue; \
for (size_t tr = 0; tr < elemsof(R##_tests); tr++) { \
const ip_##R *r = R##_tests[tr].R; \
- if (r == NULL) continue; \
+ if (r == NULL) \
+ continue; \
bool expected = false; \
for (size_t to = 0; to < elemsof(L##_op_##R); to++) { \
const typeof(L##_op_##R[0]) *op = &L##_op_##R[to]; \
diff --git a/testing/programs/ipcheck/ip_range_check.c b/testing/programs/ipcheck/ip_range_check.c
index 256cf76c70..9f9a27db58 100644
--- a/testing/programs/ipcheck/ip_range_check.c
+++ b/testing/programs/ipcheck/ip_range_check.c
@@ -389,7 +389,7 @@ static void check_range_op_range(void)
FAIL("ttorange(%s) failed: %s", t->R, oops); \
} \
} else { \
- l = unset_range; \
+ R = unset_range; \
}
TT(l);
TT(r);
diff --git a/testing/programs/ipcheck/ip_sockaddr_check.c b/testing/programs/ipcheck/ip_sockaddr_check.c
index 538154b6e6..d9affb54f9 100644
--- a/testing/programs/ipcheck/ip_sockaddr_check.c
+++ b/testing/programs/ipcheck/ip_sockaddr_check.c
@@ -20,6 +20,8 @@
#include "ip_info.h"
#include "ip_protocol.h"
+#include "lswlog.h" /* for DBG_dump_thing() */
+
#include "ipcheck.h"
static void check_sockaddr_as_endpoint(void)
@@ -52,20 +54,25 @@ static void check_sockaddr_as_endpoint(void)
PRINT("%s '%s' -> '%s' len=%zd", pri_family(t->family), t->in, expect_out, t->size);
/* construct a raw sockaddr */
- ip_sockaddr sa = {
- .sa.sa = {
- .sa_family = SA_FAMILY(t->family),
- },
+ ip_sockaddr sa = {
.len = t->size,
};
switch (t->family) {
case 4:
memcpy(&sa.sa.sin.sin_addr, t->addr, sizeof(sa.sa.sin.sin_addr));
+ sa.sa.sin.sin_family = AF_INET;
sa.sa.sin.sin_port = htons(t->port);
+#ifdef NEED_SIN_LEN
+ sa.sa.sin.sin_len = sizeof(struct sockaddr_in);
+#endif
break;
case 6:
memcpy(&sa.sa.sin6.sin6_addr, t->addr, sizeof(sa.sa.sin6.sin6_addr));
+ sa.sa.sin6.sin6_family = AF_INET6;
sa.sa.sin6.sin6_port = htons(t->port);
+#ifdef NEED_SIN_LEN
+ sa.sa.sin6.sin6_len = sizeof(struct sockaddr_in6);
+#endif
break;
}
@@ -107,6 +114,8 @@ static void check_sockaddr_as_endpoint(void)
esa.len, sizeof(esa.sa));
} else if (!memeq(&esa.sa, &sa.sa, sizeof(esa.sa))) {
/* compare the entire buffer, not just size */
+ DBG_dump_thing("esa.sa", esa.sa);
+ DBG_dump_thing("sa.sa", sa.sa);
FAIL("endpoint_to_sockaddr() returned a different value");
}
} else {
diff --git a/testing/programs/ipcheck/ipcheck.c b/testing/programs/ipcheck/ipcheck.c
index ed13d1ed5c..8df45b5fd4 100644
--- a/testing/programs/ipcheck/ipcheck.c
+++ b/testing/programs/ipcheck/ipcheck.c
@@ -25,21 +25,37 @@
#include "lswtool.h"
unsigned fails;
-bool use_dns = true;
+enum have_dns have_dns = DNS_NO;
int main(int argc, char *argv[])
{
- struct logger *logger = tool_init_log(argv[0]);
+ leak_detective = true;
log_ip = false; /* force sensitive */
+ struct logger *logger = tool_init_log(argv[0]);
+
+ if (argc != 2) {
+ fprintf(stderr, "usage: %s --dns={no,hosts-file,yes}\n", argv[0]);
+ return 1;
+ }
+
+ /* only one option for now */
+ const char *dns = argv[1];
+ if (!eat(dns, "--dns")) {
+ fprintf(stderr, "%s: unknown option '%s'\n",
+ argv[0], argv[1]);
+ return 1;
+ }
- for (char **argp = argv+1; argp < argv+argc; argp++) {
- if (streq(*argp, "--nodns")) {
- use_dns = false;
- } else {
- fprintf(stderr, "%s: unknown option '%s'\n",
- argv[0], *argp);
- return 1;
- }
+ if (streq(dns, "=no")) {
+ have_dns = DNS_NO;
+ } else if (streq(dns, "=hosts-file") || streq(dns, "")) {
+ have_dns = HAVE_HOSTS_FILE;
+ } else if (streq(dns, "=yes")) {
+ have_dns = DNS_YES;
+ } else {
+ fprintf(stderr, "%s: unknown --dns param '%s'\n",
+ argv[0], dns);
+ return 1;
}
ip_address_check();
@@ -55,6 +71,10 @@ int main(int argc, char *argv[])
ip_port_range_check();
ip_cidr_check();
+ report_leaks(logger);
+
+
+
if (fails > 0) {
fprintf(stderr, "TOTAL FAILURES: %d\n", fails);
return 1;
diff --git a/testing/programs/ipcheck/ipcheck.h b/testing/programs/ipcheck/ipcheck.h
index 7e7c2a284b..5cfdbf05f7 100644
--- a/testing/programs/ipcheck/ipcheck.h
+++ b/testing/programs/ipcheck/ipcheck.h
@@ -44,7 +44,7 @@ extern void ip_cidr_check(void);
*/
extern unsigned fails;
-extern bool use_dns;
+extern enum have_dns { DNS_NO, HAVE_HOSTS_FILE, DNS_YES, } have_dns;
#define pri_family(FAMILY) ((FAMILY) == 0 ? "0" : \
(FAMILY) == 4 ? "IPv4" : \
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