git: 7ee4066db129 - main - cap_net tests: Skip tests if there is no connectivity
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Date: Thu, 27 Apr 2023 13:46:00 UTC
The branch main has been updated by markj:
URL: https://cgit.FreeBSD.org/src/commit/?id=7ee4066db1295fe3660964c2561bef87da7431f8
commit 7ee4066db1295fe3660964c2561bef87da7431f8
Author: Mark Johnston <markj@FreeBSD.org>
AuthorDate: 2023-04-27 13:42:36 +0000
Commit: Mark Johnston <markj@FreeBSD.org>
CommitDate: 2023-04-27 13:42:36 +0000
cap_net tests: Skip tests if there is no connectivity
When testing cap_connect() and name/addr lookup functions, skip tests if
we fail and the error is not ENOTCAPABLE. This makes the tests amenable
to running in CI without Internet connectivity.
Reviewed by: oshogbo
MFC after: 2 weeks
Differential Revision: https://reviews.freebsd.org/D39242
---
lib/libcasper/services/cap_net/tests/net_test.c | 129 ++++++++++++++++--------
1 file changed, 86 insertions(+), 43 deletions(-)
diff --git a/lib/libcasper/services/cap_net/tests/net_test.c b/lib/libcasper/services/cap_net/tests/net_test.c
index 4c5f4751902b..e5a5e938a124 100644
--- a/lib/libcasper/services/cap_net/tests/net_test.c
+++ b/lib/libcasper/services/cap_net/tests/net_test.c
@@ -68,21 +68,24 @@ test_getnameinfo_v4(cap_channel_t *chan, int family, const char *ip)
struct sockaddr_in ipaddr;
char capfn[MAXHOSTNAMELEN];
char origfn[MAXHOSTNAMELEN];
- int ret;
+ int capret, sysret;
memset(&ipaddr, 0, sizeof(ipaddr));
ipaddr.sin_family = family;
inet_pton(family, ip, &ipaddr.sin_addr);
- ret = cap_getnameinfo(chan, (struct sockaddr *)&ipaddr, sizeof(ipaddr),
+ capret = cap_getnameinfo(chan, (struct sockaddr *)&ipaddr, sizeof(ipaddr),
capfn, sizeof(capfn), NULL, 0, NI_NAMEREQD);
- if (ret != 0) {
- return (ret);
- }
+ if (capret != 0 && capret == ENOTCAPABLE)
+ return (ENOTCAPABLE);
- ret = getnameinfo((struct sockaddr *)&ipaddr, sizeof(ipaddr), origfn,
+ sysret = getnameinfo((struct sockaddr *)&ipaddr, sizeof(ipaddr), origfn,
sizeof(origfn), NULL, 0, NI_NAMEREQD);
- ATF_REQUIRE(ret == 0);
+ if (sysret != 0) {
+ atf_tc_skip("getnameinfo(%s) failed: %s",
+ ip, gai_strerror(sysret));
+ }
+ ATF_REQUIRE(capret == 0);
ATF_REQUIRE(strcmp(origfn, capfn) == 0);
return (0);
@@ -94,21 +97,24 @@ test_getnameinfo_v6(cap_channel_t *chan, const char *ip)
struct sockaddr_in6 ipaddr;
char capfn[MAXHOSTNAMELEN];
char origfn[MAXHOSTNAMELEN];
- int ret;
+ int capret, sysret;
memset(&ipaddr, 0, sizeof(ipaddr));
ipaddr.sin6_family = AF_INET6;
inet_pton(AF_INET6, ip, &ipaddr.sin6_addr);
- ret = cap_getnameinfo(chan, (struct sockaddr *)&ipaddr, sizeof(ipaddr),
+ capret = cap_getnameinfo(chan, (struct sockaddr *)&ipaddr, sizeof(ipaddr),
capfn, sizeof(capfn), NULL, 0, NI_NAMEREQD);
- if (ret != 0) {
- return (ret);
- }
+ if (capret != 0 && capret == ENOTCAPABLE)
+ return (ENOTCAPABLE);
- ret = getnameinfo((struct sockaddr *)&ipaddr, sizeof(ipaddr), origfn,
+ sysret = getnameinfo((struct sockaddr *)&ipaddr, sizeof(ipaddr), origfn,
sizeof(origfn), NULL, 0, NI_NAMEREQD);
- ATF_REQUIRE(ret == 0);
+ if (sysret != 0) {
+ atf_tc_skip("getnameinfo(%s) failed: %s",
+ ip, gai_strerror(sysret));
+ }
+ ATF_REQUIRE(capret == 0);
ATF_REQUIRE(strcmp(origfn, capfn) == 0);
return (0);
@@ -135,13 +141,14 @@ test_gethostbyaddr_v4(cap_channel_t *chan, int family, const char *ip)
inet_pton(AF_INET, ip, &ipaddr);
caphp = cap_gethostbyaddr(chan, &ipaddr, sizeof(ipaddr), family);
- if (caphp == NULL) {
- return (h_errno);
- }
+ if (caphp == NULL && h_errno == ENOTCAPABLE)
+ return (ENOTCAPABLE);
orighp = gethostbyaddr(&ipaddr, sizeof(ipaddr), family);
- ATF_REQUIRE(orighp != NULL);
- ATF_REQUIRE(strcmp(caphp->h_name, caphp->h_name) == 0);
+ if (orighp == NULL)
+ atf_tc_skip("gethostbyaddr(%s) failed", ip);
+ ATF_REQUIRE(caphp != NULL);
+ ATF_REQUIRE(strcmp(orighp->h_name, caphp->h_name) == 0);
return (0);
}
@@ -156,12 +163,14 @@ test_gethostbyaddr_v6(cap_channel_t *chan, const char *ip)
inet_pton(AF_INET6, ip, &ipaddr);
caphp = cap_gethostbyaddr(chan, &ipaddr, sizeof(ipaddr), AF_INET6);
- if (caphp == NULL)
- return (h_errno);
+ if (caphp == NULL && h_errno == ENOTCAPABLE)
+ return (ENOTCAPABLE);
orighp = gethostbyaddr(&ipaddr, sizeof(ipaddr), AF_INET6);
- ATF_REQUIRE(orighp != NULL);
- ATF_REQUIRE(strcmp(caphp->h_name, caphp->h_name) == 0);
+ if (orighp == NULL)
+ atf_tc_skip("gethostbyaddr(%s) failed", ip);
+ ATF_REQUIRE(caphp != NULL);
+ ATF_REQUIRE(strcmp(orighp->h_name, caphp->h_name) == 0);
return (0);
}
@@ -183,19 +192,21 @@ test_getaddrinfo(cap_channel_t *chan, int family, const char *domain,
{
struct addrinfo hints, *capres, *origres, *res0, *res1;
bool found;
- int ret;
+ int capret, sysret;
memset(&hints, 0, sizeof(hints));
hints.ai_family = family;
hints.ai_socktype = SOCK_STREAM;
- ret = cap_getaddrinfo(chan, domain, servname, &hints, &capres);
- if (ret != 0) {
- return (ret);
- }
+ capret = cap_getaddrinfo(chan, domain, servname, &hints, &capres);
+ if (capret != 0 && capret == ENOTCAPABLE)
+ return (capret);
- ret = getaddrinfo(domain, servname, &hints, &origres);
- ATF_REQUIRE(ret == 0);
+ sysret = getaddrinfo(domain, servname, &hints, &origres);
+ if (sysret != 0)
+ atf_tc_skip("getaddrinfo(%s) failed: %s",
+ domain, gai_strerror(sysret));
+ ATF_REQUIRE(capret == 0);
for (res0 = capres; res0 != NULL; res0 = res0->ai_next) {
found = false;
@@ -221,14 +232,15 @@ test_gethostbyname(cap_channel_t *chan, int family, const char *domain)
struct hostent *caphp, *orighp;
caphp = cap_gethostbyname2(chan, domain, family);
- if (caphp == NULL) {
+ if (caphp == NULL && h_errno == ENOTCAPABLE)
return (h_errno);
- }
orighp = gethostbyname2(domain, family);
- ATF_REQUIRE(orighp != NULL);
- ATF_REQUIRE(strcmp(caphp->h_name, orighp->h_name) == 0);
+ if (orighp == NULL)
+ atf_tc_skip("gethostbyname2(%s) failed", domain);
+ ATF_REQUIRE(caphp != NULL);
+ ATF_REQUIRE(strcmp(caphp->h_name, orighp->h_name) == 0);
return (0);
}
@@ -259,7 +271,7 @@ test_connect(cap_channel_t *chan, const char *ip, unsigned short port)
int capfd, ret, serrno;
capfd = socket(AF_INET, SOCK_STREAM, 0);
- ATF_REQUIRE(capfd > 0);
+ ATF_REQUIRE(capfd >= 0);
memset(&ipv4, 0, sizeof(ipv4));
ipv4.sin_family = AF_INET;
@@ -268,7 +280,31 @@ test_connect(cap_channel_t *chan, const char *ip, unsigned short port)
ret = cap_connect(chan, capfd, (struct sockaddr *)&ipv4, sizeof(ipv4));
serrno = errno;
- close(capfd);
+ ATF_REQUIRE(close(capfd) == 0);
+
+ if (ret < 0 && serrno != ENOTCAPABLE) {
+ int sd;
+
+ /*
+ * If the connection failed, it might be because we can't reach
+ * the destination host. To check, try a plain connect() and
+ * see if it fails with the same error.
+ */
+ sd = socket(AF_INET, SOCK_STREAM, 0);
+ ATF_REQUIRE(sd >= 0);
+
+ memset(&ipv4, 0, sizeof(ipv4));
+ ipv4.sin_family = AF_INET;
+ ipv4.sin_port = htons(port);
+ inet_pton(AF_INET, ip, &ipv4.sin_addr);
+ ret = connect(sd, (struct sockaddr *)&ipv4, sizeof(ipv4));
+ ATF_REQUIRE(ret < 0);
+ ATF_REQUIRE_MSG(errno == serrno, "errno %d != serrno %d",
+ errno, serrno);
+ ATF_REQUIRE(close(sd) == 0);
+ atf_tc_skip("connect(%s:%d) failed: %s",
+ ip, port, strerror(serrno));
+ }
return (ret < 0 ? serrno : 0);
}
@@ -1192,6 +1228,7 @@ ATF_TC_BODY(capnet__limits_connecttodns, tc)
cap_net_limit_t *limit;
struct addrinfo hints, *capres, *res;
int family[] = { AF_INET };
+ int error;
capnet = create_network_service();
@@ -1220,9 +1257,12 @@ ATF_TC_BODY(capnet__limits_connecttodns, tc)
s = socket(res->ai_family, res->ai_socktype, res->ai_protocol);
ATF_REQUIRE(s >= 0);
- ATF_REQUIRE(cap_connect(capnet, s, res->ai_addr,
- res->ai_addrlen) == 0);
- close(s);
+ error = cap_connect(capnet, s, res->ai_addr,
+ res->ai_addrlen);
+ if (error != 0 && errno != ENOTCAPABLE)
+ atf_tc_skip("unable to connect: %s", strerror(errno));
+ ATF_REQUIRE(error == 0);
+ ATF_REQUIRE(close(s) == 0);
}
freeaddrinfo(capres);
@@ -1239,7 +1279,7 @@ ATF_TC_BODY(capnet__limits_deprecated_connecttodns, tc)
struct in_addr ipaddr;
struct sockaddr_in connaddr;
int family[] = { AF_INET };
- int i;
+ int error, i;
capnet = create_network_service();
@@ -1271,9 +1311,12 @@ ATF_TC_BODY(capnet__limits_deprecated_connecttodns, tc)
(char *)caphp->h_addr_list[i], caphp->h_length);
connaddr.sin_port = htons(80);
- ATF_REQUIRE(cap_connect(capnet, s, (struct sockaddr *)&connaddr,
- sizeof(connaddr)) == 0);
- close(s);
+ error = cap_connect(capnet, s, (struct sockaddr *)&connaddr,
+ sizeof(connaddr));
+ if (error != 0 && errno != ENOTCAPABLE)
+ atf_tc_skip("unable to connect: %s", strerror(errno));
+ ATF_REQUIRE(error == 0);
+ ATF_REQUIRE(close(s) == 0);
}
cap_close(capnet);