audit(4): add tests for bind(2), bindat(2), and listen(2)
Submitted by: aniketp MFC after: 2 weeks Sponsored by: Google, Inc. (GSoC 2018) Differential Revision: https://reviews.freebsd.org/D15843
This commit is contained in:
parent
71f0c895c1
commit
babaf5cb1c
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=335255
@ -27,19 +27,25 @@
|
||||
|
||||
#include <sys/types.h>
|
||||
#include <sys/socket.h>
|
||||
#include <sys/un.h>
|
||||
|
||||
#include <atf-c.h>
|
||||
#include <fcntl.h>
|
||||
#include <stdarg.h>
|
||||
#include <unistd.h>
|
||||
|
||||
#include "utils.h"
|
||||
|
||||
#define SERVER_PATH "server"
|
||||
|
||||
static int sockfd;
|
||||
static socklen_t len;
|
||||
static struct pollfd fds[1];
|
||||
static char extregex[80];
|
||||
static const char *auclass = "nt";
|
||||
static const char *failregex = "return,failure : Address family "
|
||||
"not supported by protocol family";
|
||||
static const char *nosupregex = "return,failure : Address family "
|
||||
"not supported by protocol family";
|
||||
static const char *invalregex = "return,failur.*Socket operation on non-socket";
|
||||
|
||||
/*
|
||||
* Variadic function to close socket descriptors
|
||||
@ -56,6 +62,17 @@ close_sockets(int count, ...)
|
||||
va_end(socklist);
|
||||
}
|
||||
|
||||
/*
|
||||
* Assign local filesystem address to a Unix domain socket
|
||||
*/
|
||||
static void
|
||||
assign_address(struct sockaddr_un *server)
|
||||
{
|
||||
memset(server, 0, sizeof(*server));
|
||||
server->sun_family = AF_UNIX;
|
||||
strcpy(server->sun_path, SERVER_PATH);
|
||||
}
|
||||
|
||||
|
||||
ATF_TC_WITH_CLEANUP(socket_success);
|
||||
ATF_TC_HEAD(socket_success, tc)
|
||||
@ -89,7 +106,7 @@ ATF_TC_HEAD(socket_failure, tc)
|
||||
|
||||
ATF_TC_BODY(socket_failure, tc)
|
||||
{
|
||||
snprintf(extregex, sizeof(extregex), "socket.*%s", failregex);
|
||||
snprintf(extregex, sizeof(extregex), "socket.*%s", nosupregex);
|
||||
FILE *pipefd = setup(fds, auclass);
|
||||
/* Failure reason: Unsupported value of 'domain' argument: 0 */
|
||||
ATF_REQUIRE_EQ(-1, socket(0, SOCK_STREAM, 0));
|
||||
@ -136,7 +153,7 @@ ATF_TC_HEAD(socketpair_failure, tc)
|
||||
|
||||
ATF_TC_BODY(socketpair_failure, tc)
|
||||
{
|
||||
snprintf(extregex, sizeof(extregex), "socketpair.*%s", failregex);
|
||||
snprintf(extregex, sizeof(extregex), "socketpair.*%s", nosupregex);
|
||||
FILE *pipefd = setup(fds, auclass);
|
||||
/* Failure reason: Unsupported value of 'domain' argument: 0 */
|
||||
ATF_REQUIRE_EQ(-1, socketpair(0, SOCK_STREAM, 0, NULL));
|
||||
@ -187,12 +204,12 @@ ATF_TC_HEAD(setsockopt_failure, tc)
|
||||
ATF_TC_BODY(setsockopt_failure, tc)
|
||||
{
|
||||
int tr = 1;
|
||||
const char *regex = "setsockopt.*fail.*Socket operation on non-socket";
|
||||
snprintf(extregex, sizeof(extregex), "setsockopt.*%s", invalregex);
|
||||
FILE *pipefd = setup(fds, auclass);
|
||||
/* Failure reason: No socket descriptor with the value of 0 exists */
|
||||
/* Failure reason: Invalid socket descriptor */
|
||||
ATF_REQUIRE_EQ(-1, setsockopt(0, SOL_SOCKET,
|
||||
SO_REUSEADDR, &tr, sizeof(int)));
|
||||
check_audit(fds, regex, pipefd);
|
||||
check_audit(fds, extregex, pipefd);
|
||||
}
|
||||
|
||||
ATF_TC_CLEANUP(setsockopt_failure, tc)
|
||||
@ -201,6 +218,180 @@ ATF_TC_CLEANUP(setsockopt_failure, tc)
|
||||
}
|
||||
|
||||
|
||||
ATF_TC_WITH_CLEANUP(bind_success);
|
||||
ATF_TC_HEAD(bind_success, tc)
|
||||
{
|
||||
atf_tc_set_md_var(tc, "descr", "Tests the audit of a successful "
|
||||
"bind(2) call");
|
||||
}
|
||||
|
||||
ATF_TC_BODY(bind_success, tc)
|
||||
{
|
||||
struct sockaddr_un server;
|
||||
assign_address(&server);
|
||||
len = sizeof(struct sockaddr_un);
|
||||
|
||||
/* Preliminary socket setup */
|
||||
ATF_REQUIRE((sockfd = socket(PF_UNIX, SOCK_STREAM, 0)) != -1);
|
||||
/* Check the presence of AF_UNIX address path in audit record */
|
||||
snprintf(extregex, sizeof(extregex),
|
||||
"bind.*unix.*%s.*return,success", SERVER_PATH);
|
||||
|
||||
FILE *pipefd = setup(fds, auclass);
|
||||
ATF_REQUIRE_EQ(0, bind(sockfd, (struct sockaddr *)&server, len));
|
||||
check_audit(fds, extregex, pipefd);
|
||||
close(sockfd);
|
||||
}
|
||||
|
||||
ATF_TC_CLEANUP(bind_success, tc)
|
||||
{
|
||||
cleanup();
|
||||
}
|
||||
|
||||
|
||||
ATF_TC_WITH_CLEANUP(bind_failure);
|
||||
ATF_TC_HEAD(bind_failure, tc)
|
||||
{
|
||||
atf_tc_set_md_var(tc, "descr", "Tests the audit of an unsuccessful "
|
||||
"bind(2) call");
|
||||
}
|
||||
|
||||
ATF_TC_BODY(bind_failure, tc)
|
||||
{
|
||||
/* Preliminary socket setup */
|
||||
struct sockaddr_un server;
|
||||
assign_address(&server);
|
||||
len = sizeof(struct sockaddr_un);
|
||||
/* Check the presence of AF_UNIX path in audit record */
|
||||
snprintf(extregex, sizeof(extregex),
|
||||
"bind.*%s.*return,failure", SERVER_PATH);
|
||||
|
||||
FILE *pipefd = setup(fds, auclass);
|
||||
/* Failure reason: Invalid socket descriptor */
|
||||
ATF_REQUIRE_EQ(-1, bind(0, (struct sockaddr *)&server, len));
|
||||
check_audit(fds, extregex, pipefd);
|
||||
}
|
||||
|
||||
ATF_TC_CLEANUP(bind_failure, tc)
|
||||
{
|
||||
cleanup();
|
||||
}
|
||||
|
||||
|
||||
ATF_TC_WITH_CLEANUP(bindat_success);
|
||||
ATF_TC_HEAD(bindat_success, tc)
|
||||
{
|
||||
atf_tc_set_md_var(tc, "descr", "Tests the audit of a successful "
|
||||
"bindat(2) call");
|
||||
}
|
||||
|
||||
ATF_TC_BODY(bindat_success, tc)
|
||||
{
|
||||
struct sockaddr_un server;
|
||||
assign_address(&server);
|
||||
len = sizeof(struct sockaddr_un);
|
||||
|
||||
/* Preliminary socket setup */
|
||||
ATF_REQUIRE((sockfd = socket(PF_UNIX, SOCK_STREAM, 0)) != -1);
|
||||
/* Check the presence of socket descriptor in audit record */
|
||||
snprintf(extregex, sizeof(extregex),
|
||||
"bindat.*0x%x.*return,success", sockfd);
|
||||
|
||||
FILE *pipefd = setup(fds, auclass);
|
||||
ATF_REQUIRE_EQ(0, bindat(AT_FDCWD, sockfd,
|
||||
(struct sockaddr *)&server, len));
|
||||
check_audit(fds, extregex, pipefd);
|
||||
close(sockfd);
|
||||
}
|
||||
|
||||
ATF_TC_CLEANUP(bindat_success, tc)
|
||||
{
|
||||
cleanup();
|
||||
}
|
||||
|
||||
|
||||
ATF_TC_WITH_CLEANUP(bindat_failure);
|
||||
ATF_TC_HEAD(bindat_failure, tc)
|
||||
{
|
||||
atf_tc_set_md_var(tc, "descr", "Tests the audit of an unsuccessful "
|
||||
"bindat(2) call");
|
||||
}
|
||||
|
||||
ATF_TC_BODY(bindat_failure, tc)
|
||||
{
|
||||
/* Preliminary socket setup */
|
||||
struct sockaddr_un server;
|
||||
assign_address(&server);
|
||||
len = sizeof(struct sockaddr_un);
|
||||
snprintf(extregex, sizeof(extregex), "bindat.*%s", invalregex);
|
||||
|
||||
FILE *pipefd = setup(fds, auclass);
|
||||
/* Failure reason: Invalid socket descriptor */
|
||||
ATF_REQUIRE_EQ(-1, bindat(AT_FDCWD, 0,
|
||||
(struct sockaddr *)&server, len));
|
||||
check_audit(fds, extregex, pipefd);
|
||||
}
|
||||
|
||||
ATF_TC_CLEANUP(bindat_failure, tc)
|
||||
{
|
||||
cleanup();
|
||||
}
|
||||
|
||||
|
||||
ATF_TC_WITH_CLEANUP(listen_success);
|
||||
ATF_TC_HEAD(listen_success, tc)
|
||||
{
|
||||
atf_tc_set_md_var(tc, "descr", "Tests the audit of a successful "
|
||||
"listen(2) call");
|
||||
}
|
||||
|
||||
ATF_TC_BODY(listen_success, tc)
|
||||
{
|
||||
struct sockaddr_un server;
|
||||
assign_address(&server);
|
||||
len = sizeof(struct sockaddr_un);
|
||||
|
||||
/* Preliminary socket setup */
|
||||
ATF_REQUIRE((sockfd = socket(PF_UNIX, SOCK_STREAM, 0)) != -1);
|
||||
ATF_REQUIRE_EQ(0, bind(sockfd, (struct sockaddr *)&server, len));
|
||||
/* Check the presence of socket descriptor in the audit record */
|
||||
snprintf(extregex, sizeof(extregex),
|
||||
"listen.*0x%x.*return,success", sockfd);
|
||||
|
||||
FILE *pipefd = setup(fds, auclass);
|
||||
ATF_REQUIRE_EQ(0, listen(sockfd, 1));
|
||||
check_audit(fds, extregex, pipefd);
|
||||
close(sockfd);
|
||||
}
|
||||
|
||||
ATF_TC_CLEANUP(listen_success, tc)
|
||||
{
|
||||
cleanup();
|
||||
}
|
||||
|
||||
|
||||
ATF_TC_WITH_CLEANUP(listen_failure);
|
||||
ATF_TC_HEAD(listen_failure, tc)
|
||||
{
|
||||
atf_tc_set_md_var(tc, "descr", "Tests the audit of an unsuccessful "
|
||||
"listen(2) call");
|
||||
}
|
||||
|
||||
ATF_TC_BODY(listen_failure, tc)
|
||||
{
|
||||
snprintf(extregex, sizeof(extregex), "listen.*%s", invalregex);
|
||||
FILE *pipefd = setup(fds, auclass);
|
||||
/* Failure reason: Invalid socket descriptor */
|
||||
ATF_REQUIRE_EQ(-1, listen(0, 1));
|
||||
check_audit(fds, extregex, pipefd);
|
||||
}
|
||||
|
||||
ATF_TC_CLEANUP(listen_failure, tc)
|
||||
{
|
||||
cleanup();
|
||||
}
|
||||
|
||||
|
||||
ATF_TP_ADD_TCS(tp)
|
||||
{
|
||||
ATF_TP_ADD_TC(tp, socket_success);
|
||||
@ -210,5 +401,12 @@ ATF_TP_ADD_TCS(tp)
|
||||
ATF_TP_ADD_TC(tp, setsockopt_success);
|
||||
ATF_TP_ADD_TC(tp, setsockopt_failure);
|
||||
|
||||
ATF_TP_ADD_TC(tp, bind_success);
|
||||
ATF_TP_ADD_TC(tp, bind_failure);
|
||||
ATF_TP_ADD_TC(tp, bindat_success);
|
||||
ATF_TP_ADD_TC(tp, bindat_failure);
|
||||
ATF_TP_ADD_TC(tp, listen_success);
|
||||
ATF_TP_ADD_TC(tp, listen_failure);
|
||||
|
||||
return (atf_no_error());
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user