From: Stefano Garzarella <sgarzare@redhat.com>
To: netdev@vger.kernel.org
Cc: kvm@vger.kernel.org, Stefan Hajnoczi <stefanha@redhat.com>,
Dexuan Cui <decui@microsoft.com>,
virtualization@lists.linux-foundation.org,
"David S. Miller" <davem@davemloft.net>,
Jorgen Hansen <jhansen@vmware.com>,
linux-kernel@vger.kernel.org
Subject: [PATCH v2 03/11] VSOCK: extract utility functions from vsock_diag_test.c
Date: Thu, 1 Aug 2019 17:25:33 +0200 [thread overview]
Message-ID: <20190801152541.245833-4-sgarzare@redhat.com> (raw)
In-Reply-To: <20190801152541.245833-1-sgarzare@redhat.com>
From: Stefan Hajnoczi <stefanha@redhat.com>
Move useful functions into a separate file in preparation for more
vsock test programs.
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
---
v2:
* aligned with the current SPDX [Stefano]
---
tools/testing/vsock/Makefile | 2 +-
tools/testing/vsock/util.c | 66 +++++++++++++++++++
tools/testing/vsock/util.h | 36 +++++++++++
tools/testing/vsock/vsock_diag_test.c | 92 +++++++--------------------
4 files changed, 125 insertions(+), 71 deletions(-)
create mode 100644 tools/testing/vsock/util.c
create mode 100644 tools/testing/vsock/util.h
diff --git a/tools/testing/vsock/Makefile b/tools/testing/vsock/Makefile
index d41a4e13960a..a916878a2d8c 100644
--- a/tools/testing/vsock/Makefile
+++ b/tools/testing/vsock/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0-only
all: test
test: vsock_diag_test
-vsock_diag_test: vsock_diag_test.o timeout.o control.o
+vsock_diag_test: vsock_diag_test.o timeout.o control.o util.o
CFLAGS += -g -O2 -Werror -Wall -I. -I../../include -I../../../usr/include -Wno-pointer-sign -fno-strict-overflow -fno-strict-aliasing -fno-common -MMD -U_FORTIFY_SOURCE -D_GNU_SOURCE
.PHONY: all test clean
diff --git a/tools/testing/vsock/util.c b/tools/testing/vsock/util.c
new file mode 100644
index 000000000000..f40f45b36d2f
--- /dev/null
+++ b/tools/testing/vsock/util.c
@@ -0,0 +1,66 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * vsock test utilities
+ *
+ * Copyright (C) 2017 Red Hat, Inc.
+ *
+ * Author: Stefan Hajnoczi <stefanha@redhat.com>
+ */
+
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <signal.h>
+
+#include "timeout.h"
+#include "util.h"
+
+/* Install signal handlers */
+void init_signals(void)
+{
+ struct sigaction act = {
+ .sa_handler = sigalrm,
+ };
+
+ sigaction(SIGALRM, &act, NULL);
+ signal(SIGPIPE, SIG_IGN);
+}
+
+/* Parse a CID in string representation */
+unsigned int parse_cid(const char *str)
+{
+ char *endptr = NULL;
+ unsigned long n;
+
+ errno = 0;
+ n = strtoul(str, &endptr, 10);
+ if (errno || *endptr != '\0') {
+ fprintf(stderr, "malformed CID \"%s\"\n", str);
+ exit(EXIT_FAILURE);
+ }
+ return n;
+}
+
+/* Run test cases. The program terminates if a failure occurs. */
+void run_tests(const struct test_case *test_cases,
+ const struct test_opts *opts)
+{
+ int i;
+
+ for (i = 0; test_cases[i].name; i++) {
+ void (*run)(const struct test_opts *opts);
+
+ printf("%s...", test_cases[i].name);
+ fflush(stdout);
+
+ if (opts->mode == TEST_MODE_CLIENT)
+ run = test_cases[i].run_client;
+ else
+ run = test_cases[i].run_server;
+
+ if (run)
+ run(opts);
+
+ printf("ok\n");
+ }
+}
diff --git a/tools/testing/vsock/util.h b/tools/testing/vsock/util.h
new file mode 100644
index 000000000000..033e7d59a42a
--- /dev/null
+++ b/tools/testing/vsock/util.h
@@ -0,0 +1,36 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+#ifndef UTIL_H
+#define UTIL_H
+
+/* Tests can either run as the client or the server */
+enum test_mode {
+ TEST_MODE_UNSET,
+ TEST_MODE_CLIENT,
+ TEST_MODE_SERVER
+};
+
+/* Test runner options */
+struct test_opts {
+ enum test_mode mode;
+ unsigned int peer_cid;
+};
+
+/* A test case definition. Test functions must print failures to stderr and
+ * terminate with exit(EXIT_FAILURE).
+ */
+struct test_case {
+ const char *name; /* human-readable name */
+
+ /* Called when test mode is TEST_MODE_CLIENT */
+ void (*run_client)(const struct test_opts *opts);
+
+ /* Called when test mode is TEST_MODE_SERVER */
+ void (*run_server)(const struct test_opts *opts);
+};
+
+void init_signals(void);
+unsigned int parse_cid(const char *str);
+void run_tests(const struct test_case *test_cases,
+ const struct test_opts *opts);
+
+#endif /* UTIL_H */
diff --git a/tools/testing/vsock/vsock_diag_test.c b/tools/testing/vsock/vsock_diag_test.c
index fc391e041954..944c8a72eed7 100644
--- a/tools/testing/vsock/vsock_diag_test.c
+++ b/tools/testing/vsock/vsock_diag_test.c
@@ -9,12 +9,10 @@
#include <getopt.h>
#include <stdio.h>
-#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <unistd.h>
-#include <signal.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <sys/types.h>
@@ -28,12 +26,7 @@
#include "timeout.h"
#include "control.h"
-
-enum test_mode {
- TEST_MODE_UNSET,
- TEST_MODE_CLIENT,
- TEST_MODE_SERVER
-};
+#include "util.h"
/* Per-socket status */
struct vsock_stat {
@@ -334,7 +327,7 @@ static void free_sock_stat(struct list_head *sockets)
free(st);
}
-static void test_no_sockets(unsigned int peer_cid)
+static void test_no_sockets(const struct test_opts *opts)
{
LIST_HEAD(sockets);
@@ -345,7 +338,7 @@ static void test_no_sockets(unsigned int peer_cid)
free_sock_stat(&sockets);
}
-static void test_listen_socket_server(unsigned int peer_cid)
+static void test_listen_socket_server(const struct test_opts *opts)
{
union {
struct sockaddr sa;
@@ -383,7 +376,7 @@ static void test_listen_socket_server(unsigned int peer_cid)
free_sock_stat(&sockets);
}
-static void test_connect_client(unsigned int peer_cid)
+static void test_connect_client(const struct test_opts *opts)
{
union {
struct sockaddr sa;
@@ -392,7 +385,7 @@ static void test_connect_client(unsigned int peer_cid)
.svm = {
.svm_family = AF_VSOCK,
.svm_port = 1234,
- .svm_cid = peer_cid,
+ .svm_cid = opts->peer_cid,
},
};
int fd;
@@ -429,7 +422,7 @@ static void test_connect_client(unsigned int peer_cid)
free_sock_stat(&sockets);
}
-static void test_connect_server(unsigned int peer_cid)
+static void test_connect_server(const struct test_opts *opts)
{
union {
struct sockaddr sa;
@@ -481,9 +474,9 @@ static void test_connect_server(unsigned int peer_cid)
clientaddr.sa.sa_family);
exit(EXIT_FAILURE);
}
- if (clientaddr.svm.svm_cid != peer_cid) {
+ if (clientaddr.svm.svm_cid != opts->peer_cid) {
fprintf(stderr, "expected peer CID %u from accept(2), got %u\n",
- peer_cid, clientaddr.svm.svm_cid);
+ opts->peer_cid, clientaddr.svm.svm_cid);
exit(EXIT_FAILURE);
}
@@ -502,11 +495,7 @@ static void test_connect_server(unsigned int peer_cid)
free_sock_stat(&sockets);
}
-static struct {
- const char *name;
- void (*run_client)(unsigned int peer_cid);
- void (*run_server)(unsigned int peer_cid);
-} test_cases[] = {
+static struct test_case test_cases[] = {
{
.name = "No sockets",
.run_server = test_no_sockets,
@@ -523,30 +512,6 @@ static struct {
{},
};
-static void init_signals(void)
-{
- struct sigaction act = {
- .sa_handler = sigalrm,
- };
-
- sigaction(SIGALRM, &act, NULL);
- signal(SIGPIPE, SIG_IGN);
-}
-
-static unsigned int parse_cid(const char *str)
-{
- char *endptr = NULL;
- unsigned long int n;
-
- errno = 0;
- n = strtoul(str, &endptr, 10);
- if (errno || *endptr != '\0') {
- fprintf(stderr, "malformed CID \"%s\"\n", str);
- exit(EXIT_FAILURE);
- }
- return n;
-}
-
static const char optstring[] = "";
static const struct option longopts[] = {
{
@@ -601,9 +566,10 @@ int main(int argc, char **argv)
{
const char *control_host = NULL;
const char *control_port = NULL;
- int mode = TEST_MODE_UNSET;
- unsigned int peer_cid = VMADDR_CID_ANY;
- int i;
+ struct test_opts opts = {
+ .mode = TEST_MODE_UNSET,
+ .peer_cid = VMADDR_CID_ANY,
+ };
init_signals();
@@ -619,16 +585,16 @@ int main(int argc, char **argv)
break;
case 'm':
if (strcmp(optarg, "client") == 0)
- mode = TEST_MODE_CLIENT;
+ opts.mode = TEST_MODE_CLIENT;
else if (strcmp(optarg, "server") == 0)
- mode = TEST_MODE_SERVER;
+ opts.mode = TEST_MODE_SERVER;
else {
fprintf(stderr, "--mode must be \"client\" or \"server\"\n");
return EXIT_FAILURE;
}
break;
case 'p':
- peer_cid = parse_cid(optarg);
+ opts.peer_cid = parse_cid(optarg);
break;
case 'P':
control_port = optarg;
@@ -641,35 +607,21 @@ int main(int argc, char **argv)
if (!control_port)
usage();
- if (mode == TEST_MODE_UNSET)
+ if (opts.mode == TEST_MODE_UNSET)
usage();
- if (peer_cid == VMADDR_CID_ANY)
+ if (opts.peer_cid == VMADDR_CID_ANY)
usage();
if (!control_host) {
- if (mode != TEST_MODE_SERVER)
+ if (opts.mode != TEST_MODE_SERVER)
usage();
control_host = "0.0.0.0";
}
- control_init(control_host, control_port, mode == TEST_MODE_SERVER);
-
- for (i = 0; test_cases[i].name; i++) {
- void (*run)(unsigned int peer_cid);
+ control_init(control_host, control_port,
+ opts.mode == TEST_MODE_SERVER);
- printf("%s...", test_cases[i].name);
- fflush(stdout);
-
- if (mode == TEST_MODE_CLIENT)
- run = test_cases[i].run_client;
- else
- run = test_cases[i].run_server;
-
- if (run)
- run(peer_cid);
-
- printf("ok\n");
- }
+ run_tests(test_cases, &opts);
control_cleanup();
return EXIT_SUCCESS;
--
2.20.1
next prev parent reply other threads:[~2019-08-01 15:26 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-01 15:25 [PATCH v2 00/11] VSOCK: add vsock_test test suite Stefano Garzarella
2019-08-01 15:25 ` [PATCH v2 01/11] VSOCK: fix header include in vsock_diag_test Stefano Garzarella
2019-08-01 15:25 ` [PATCH v2 02/11] VSOCK: add SPDX identifiers to vsock tests Stefano Garzarella
2019-08-01 15:25 ` Stefano Garzarella [this message]
2019-08-01 15:25 ` [PATCH v2 04/11] VSOCK: extract connect/accept functions from vsock_diag_test.c Stefano Garzarella
2019-08-01 15:25 ` [PATCH v2 05/11] VSOCK: add full barrier between test cases Stefano Garzarella
2019-08-01 15:25 ` [PATCH v2 06/11] VSOCK: add send_byte()/recv_byte() test utilities Stefano Garzarella
2019-08-01 15:25 ` [PATCH v2 07/11] VSOCK: add AF_VSOCK test cases Stefano Garzarella
2019-10-09 10:03 ` Stefano Garzarella
2019-10-09 15:15 ` Stefan Hajnoczi
2019-10-10 8:47 ` Stefano Garzarella
2019-08-01 15:25 ` [PATCH v2 08/11] VSOCK: add vsock_get_local_cid() test utility Stefano Garzarella
2019-08-01 15:25 ` [PATCH v2 09/11] vsock_test: add --transport parameter Stefano Garzarella
2019-08-01 15:25 ` [PATCH v2 10/11] vsock_test: skip read() in test_stream*close tests on a VMCI host Stefano Garzarella
2019-08-01 15:53 ` Sergei Shtylyov
2019-08-01 15:58 ` Stefano Garzarella
2019-08-20 8:32 ` Stefan Hajnoczi
2019-08-22 10:08 ` Stefano Garzarella
2019-08-01 15:25 ` [PATCH v2 11/11] vsock_test: wait for the remote to close the connection Stefano Garzarella
2019-08-20 8:28 ` Stefan Hajnoczi
2019-08-22 9:15 ` Stefano Garzarella
2019-08-23 10:09 ` Stefan Hajnoczi
2019-08-01 16:16 ` [PATCH v2 00/11] VSOCK: add vsock_test test suite Dexuan Cui
2019-08-02 7:55 ` Stefano Garzarella
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