vcl: refactor test apps to use multiple workers
Change-Id: Ia931377004c2996826a5f504d16c3c934ca3b70d
Signed-off-by: Florin Coras <fcoras@cisco.com>
diff --git a/src/vcl/CMakeLists.txt b/src/vcl/CMakeLists.txt
index b0a283c..e5642b5 100644
--- a/src/vcl/CMakeLists.txt
+++ b/src/vcl/CMakeLists.txt
@@ -59,7 +59,7 @@
test_vcl_listener_server
test_vcl_listener_client
)
- add_vpp_executable(${test} SOURCES ${test}.c LINK_LIBRARIES vppcom
+ add_vpp_executable(${test} SOURCES ${test}.c LINK_LIBRARIES vppcom pthread
NO_INSTALL)
endforeach()
endif(VPP_BUILD_VCL_TESTS)
diff --git a/src/vcl/vcl_test_client.c b/src/vcl/vcl_test_client.c
index af51b66..4e61045 100644
--- a/src/vcl/vcl_test_client.c
+++ b/src/vcl/vcl_test_client.c
@@ -137,7 +137,6 @@
FD_SET (tsock->fd, &rd_fdset);
sidx = vppcom_session_index (tsock->fd);
nfds = sidx > nfds ? sidx : nfds;
-// nfds = ((tsock->fd + 1) > nfds) ? (tsock->fd + 1) : nfds;
}
nfds++;
@@ -256,10 +255,8 @@
sock_client_main_t *scm = &sock_client_main;
sock_test_socket_t *ctrl = &scm->ctrl_socket;
sock_test_socket_t *tsock;
- int tx_bytes;
- uint32_t i, n;
- int rv;
- int nfds = 0;
+ int tx_bytes, rv, nfds = 0;
+ uint32_t i, n, sidx;
fd_set wr_fdset, rd_fdset;
fd_set _wfdset, *wfdset = &_wfdset;
fd_set _rfdset, *rfdset = (test == SOCK_TEST_TYPE_BI) ? &_rfdset : 0;
@@ -297,7 +294,8 @@
memset (&tsock->stats, 0, sizeof (tsock->stats));
FD_SET (tsock->fd, &wr_fdset);
FD_SET (tsock->fd, &rd_fdset);
- nfds = ((tsock->fd + 1) > nfds) ? (tsock->fd + 1) : nfds;
+ sidx = vppcom_session_index (tsock->fd);
+ nfds = sidx > nfds ? sidx : nfds;
}
nfds++;
@@ -327,7 +325,7 @@
continue;
if ((test == SOCK_TEST_TYPE_BI) &&
- FD_ISSET (tsock->fd, rfdset) &&
+ FD_ISSET (vppcom_session_index (tsock->fd), rfdset) &&
(tsock->stats.rx_bytes < ctrl->cfg.total_bytes))
{
(void) vcl_test_read (tsock->fd,
@@ -335,7 +333,7 @@
tsock->rxbuf_size, &tsock->stats);
}
- if (FD_ISSET (tsock->fd, wfdset)
+ if (FD_ISSET (vppcom_session_index (tsock->fd), wfdset)
&& (tsock->stats.tx_bytes < ctrl->cfg.total_bytes))
{
tx_bytes = vcl_test_write (tsock->fd, (uint8_t *) tsock->txbuf,
diff --git a/src/vcl/vcl_test_server.c b/src/vcl/vcl_test_server.c
index 7b56d49..8b8b77f 100644
--- a/src/vcl/vcl_test_server.c
+++ b/src/vcl/vcl_test_server.c
@@ -26,6 +26,7 @@
#include <vcl/vcl_test.h>
#include <sys/epoll.h>
#include <vppinfra/mem.h>
+#include <pthread.h>
typedef struct
{
@@ -37,49 +38,79 @@
sock_test_stats_t stats;
vppcom_endpt_t endpt;
uint8_t ip[16];
-} sock_server_conn_t;
+} vcl_test_server_conn_t;
typedef struct
{
- uint32_t port;
+ uint16_t port;
uint32_t address_ip6;
- uint32_t transport_udp;
-} sock_server_cfg_t;
+ u8 proto;
+ u8 workers;
+ vppcom_endpt_t endpt;
+} vcl_test_server_cfg_t;
-#define SOCK_SERVER_MAX_TEST_CONN 10
-#define SOCK_SERVER_MAX_EPOLL_EVENTS 10
+#define SOCK_SERVER_MAX_TEST_CONN 16
+#define SOCK_SERVER_MAX_EPOLL_EVENTS 16
+
typedef struct
{
+ uint32_t wrk_index;
int listen_fd;
- sock_server_cfg_t cfg;
int epfd;
- struct epoll_event listen_ev;
struct epoll_event wait_events[SOCK_SERVER_MAX_EPOLL_EVENTS];
- size_t num_conn;
size_t conn_pool_size;
- sock_server_conn_t *conn_pool;
+ vcl_test_server_conn_t *conn_pool;
int nfds;
- fd_set rd_fdset;
- fd_set wr_fdset;
- struct timeval timeout;
-} sock_server_main_t;
+ pthread_t thread_handle;
+} vcl_test_server_worker_t;
-sock_server_main_t sock_server_main;
+typedef struct
+{
+ vcl_test_server_cfg_t cfg;
+ vcl_test_server_worker_t *workers;
+
+ struct sockaddr_storage servaddr;
+ volatile int worker_fails;
+ volatile int active_workers;
+} vcl_test_server_main_t;
+
+static __thread int __wrk_index = 0;
+
+static vcl_test_server_main_t sock_server_main;
+
+#define vtfail(_fn, _rv) \
+{ \
+ errno = -_rv; \
+ perror ("ERROR when calling " _fn); \
+ fprintf (stderr, "\nSERVER ERROR: " _fn " failed (errno = %d)!\n", -_rv);\
+ exit (1); \
+}
+
+#define vterr(_fn, _rv) \
+{ \
+ errno = -_rv; \
+ fprintf (stderr, "\nSERVER ERROR: " _fn " failed (errno = %d)!\n", -_rv);\
+}
+
+#define vtwrn(_fmt, _args...) \
+ fprintf (stderr, "\nSERVER ERROR: " _fmt "\n", ##_args) \
+
+#define vtinf(_fmt, _args...) \
+ fprintf (stdout, "\nvts<w%u>: " _fmt "\n", __wrk_index, ##_args) \
static inline void
-conn_pool_expand (size_t expand_size)
+conn_pool_expand (vcl_test_server_worker_t * wrk, size_t expand_size)
{
- sock_server_main_t *ssm = &sock_server_main;
- sock_server_conn_t *conn_pool;
- size_t new_size = ssm->conn_pool_size + expand_size;
+ vcl_test_server_conn_t *conn_pool;
+ size_t new_size = wrk->conn_pool_size + expand_size;
int i;
- conn_pool = realloc (ssm->conn_pool, new_size * sizeof (*ssm->conn_pool));
+ conn_pool = realloc (wrk->conn_pool, new_size * sizeof (*wrk->conn_pool));
if (conn_pool)
{
- for (i = ssm->conn_pool_size; i < new_size; i++)
+ for (i = wrk->conn_pool_size; i < new_size; i++)
{
- sock_server_conn_t *conn = &conn_pool[i];
+ vcl_test_server_conn_t *conn = &conn_pool[i];
memset (conn, 0, sizeof (*conn));
sock_test_cfg_init (&conn->cfg);
sock_test_buf_alloc (&conn->cfg, 1 /* is_rxbuf */ ,
@@ -87,31 +118,27 @@
conn->cfg.txbuf_size = conn->cfg.rxbuf_size;
}
- ssm->conn_pool = conn_pool;
- ssm->conn_pool_size = new_size;
+ wrk->conn_pool = conn_pool;
+ wrk->conn_pool_size = new_size;
}
else
{
- int errno_val = errno;
- perror ("ERROR in conn_pool_expand()");
- fprintf (stderr, "SERVER: ERROR: Memory allocation "
- "failed (errno = %d)!\n", errno_val);
+ vterr ("conn_pool_expand()", -errno);
}
}
-static inline sock_server_conn_t *
-conn_pool_alloc (void)
+static inline vcl_test_server_conn_t *
+conn_pool_alloc (vcl_test_server_worker_t * wrk)
{
- sock_server_main_t *ssm = &sock_server_main;
int i;
- for (i = 0; i < ssm->conn_pool_size; i++)
+ for (i = 0; i < wrk->conn_pool_size; i++)
{
- if (!ssm->conn_pool[i].is_alloc)
+ if (!wrk->conn_pool[i].is_alloc)
{
- ssm->conn_pool[i].endpt.ip = ssm->conn_pool[i].ip;
- ssm->conn_pool[i].is_alloc = 1;
- return (&ssm->conn_pool[i]);
+ wrk->conn_pool[i].endpt.ip = wrk->conn_pool[i].ip;
+ wrk->conn_pool[i].is_alloc = 1;
+ return (&wrk->conn_pool[i]);
}
}
@@ -119,14 +146,15 @@
}
static inline void
-conn_pool_free (sock_server_conn_t * conn)
+conn_pool_free (vcl_test_server_conn_t * conn)
{
conn->fd = 0;
conn->is_alloc = 0;
}
static inline void
-sync_config_and_reply (sock_server_conn_t * conn, sock_test_cfg_t * rx_cfg)
+sync_config_and_reply (vcl_test_server_conn_t * conn,
+ sock_test_cfg_t * rx_cfg)
{
conn->cfg = *rx_cfg;
sock_test_buf_alloc (&conn->cfg, 1 /* is_rxbuf */ ,
@@ -135,7 +163,7 @@
if (conn->cfg.verbose)
{
- printf ("\nSERVER (fd %d): Replying to cfg message!\n", conn->fd);
+ vtinf ("(fd %d): Replying to cfg message!\n", conn->fd);
sock_test_cfg_dump (&conn->cfg, 0 /* is_client */ );
}
(void) vcl_test_write (conn->fd, (uint8_t *) & conn->cfg,
@@ -143,10 +171,10 @@
}
static void
-stream_test_server_start_stop (sock_server_conn_t * conn,
+stream_test_server_start_stop (vcl_test_server_worker_t * wrk,
+ vcl_test_server_conn_t * conn,
sock_test_cfg_t * rx_cfg)
{
- sock_server_main_t *ssm = &sock_server_main;
int client_fd = conn->fd;
sock_test_t test = rx_cfg->test;
@@ -155,9 +183,9 @@
int i;
clock_gettime (CLOCK_REALTIME, &conn->stats.stop);
- for (i = 0; i < ssm->conn_pool_size; i++)
+ for (i = 0; i < wrk->conn_pool_size; i++)
{
- sock_server_conn_t *tc = &ssm->conn_pool[i];
+ vcl_test_server_conn_t *tc = &wrk->conn_pool[i];
if (tc->cfg.ctrl_handle == conn->fd)
{
@@ -215,7 +243,7 @@
static inline void
-stream_test_server (sock_server_conn_t * conn, int rx_bytes)
+stream_test_server (vcl_test_server_conn_t * conn, int rx_bytes)
{
int client_fd = conn->fd;
sock_test_t test = conn->cfg.test;
@@ -230,36 +258,49 @@
}
}
-static inline void
-new_client (void)
+static void
+vcl_test_server_echo (vcl_test_server_conn_t * conn, int rx_bytes)
{
- sock_server_main_t *ssm = &sock_server_main;
+ int tx_bytes, nbytes, pos;
+
+ /* If it looks vaguely like a string,
+ * make sure it's terminated
+ */
+ pos = rx_bytes < conn->buf_size ? rx_bytes : conn->buf_size - 1;
+ ((char *) conn->buf)[pos] = 0;
+ vtinf ("(fd %d): RX (%d bytes) - '%s'", conn->fd, rx_bytes, conn->buf);
+
+ if (conn->cfg.verbose)
+ vtinf ("(fd %d): Echoing back", conn->fd);
+
+ nbytes = strlen ((const char *) conn->buf) + 1;
+ tx_bytes = vcl_test_write (conn->fd, conn->buf, nbytes, &conn->stats,
+ conn->cfg.verbose);
+ if (tx_bytes >= 0)
+ vtinf ("(fd %d): TX (%d bytes) - '%s'", conn->fd, tx_bytes, conn->buf);
+}
+
+static inline void
+vcl_test_server_new_client (vcl_test_server_worker_t * wrk)
+{
int client_fd;
- sock_server_conn_t *conn;
+ vcl_test_server_conn_t *conn;
- if (ssm->conn_pool_size < (ssm->num_conn + SOCK_SERVER_MAX_TEST_CONN + 1))
- conn_pool_expand (SOCK_SERVER_MAX_TEST_CONN + 1);
-
- conn = conn_pool_alloc ();
+ conn = conn_pool_alloc (wrk);
if (!conn)
{
- fprintf (stderr, "\nSERVER: ERROR: No free connections!\n");
+ vtwrn ("No free connections!");
return;
}
- client_fd = vppcom_session_accept (ssm->listen_fd, &conn->endpt, 0);
+ client_fd = vppcom_session_accept (wrk->listen_fd, &conn->endpt, 0);
if (client_fd < 0)
{
- int errno_val;
- errno_val = errno = -client_fd;
- perror ("ERROR in new_client()");
- fprintf (stderr, "SERVER: ERROR: accept failed "
- "(errno = %d)!\n", errno_val);
+ vterr ("vppcom_session_accept()", client_fd);
return;
}
- printf ("SERVER: Got a connection -- fd = %d (0x%08x)!\n",
- client_fd, client_fd);
+ vtinf ("Got a connection -- fd = %d (0x%08x)!", client_fd, client_fd);
conn->fd = client_fd;
@@ -268,18 +309,14 @@
int rv;
ev.events = EPOLLIN;
- ev.data.u64 = conn - ssm->conn_pool;
- rv = vppcom_epoll_ctl (ssm->epfd, EPOLL_CTL_ADD, client_fd, &ev);
+ ev.data.u64 = conn - wrk->conn_pool;
+ rv = vppcom_epoll_ctl (wrk->epfd, EPOLL_CTL_ADD, client_fd, &ev);
if (rv < 0)
{
- int errno_val;
- errno_val = errno = -rv;
- perror ("ERROR in new_client()");
- fprintf (stderr, "SERVER: ERROR: epoll_ctl failed (errno = %d)!\n",
- errno_val);
+ vterr ("vppcom_epoll_ctl()", rv);
+ return;
}
- else
- ssm->nfds++;
+ wrk->nfds++;
}
}
@@ -291,30 +328,58 @@
" OPTIONS\n"
" -h Print this message and exit.\n"
" -6 Use IPv6\n"
+ " -w <num> Number of workers\n"
" -u Use UDP transport layer\n");
exit (1);
}
-int
-main (int argc, char **argv)
+static void
+vcl_test_init_endpoint_addr (vcl_test_server_main_t * ssm)
{
- sock_server_main_t *ssm = &sock_server_main;
- int client_fd, rv, main_rv = 0;
- int tx_bytes, rx_bytes, nbytes;
- sock_server_conn_t *conn;
- sock_test_cfg_t *rx_cfg;
- uint32_t xtra = 0;
- uint64_t xtra_bytes = 0;
- struct sockaddr_storage servaddr;
- int errno_val;
- int c, v, i;
- uint16_t port = SOCK_TEST_SERVER_PORT;
- vppcom_endpt_t endpt;
+ struct sockaddr_storage *servaddr = &ssm->servaddr;
+ memset (servaddr, 0, sizeof (*servaddr));
- clib_mem_init_thread_safe (0, 64 << 20);
+ if (ssm->cfg.address_ip6)
+ {
+ struct sockaddr_in6 *server_addr = (struct sockaddr_in6 *) servaddr;
+ server_addr->sin6_family = AF_INET6;
+ server_addr->sin6_addr = in6addr_any;
+ server_addr->sin6_port = htons (ssm->cfg.port);
+ }
+ else
+ {
+ struct sockaddr_in *server_addr = (struct sockaddr_in *) servaddr;
+ server_addr->sin_family = AF_INET;
+ server_addr->sin_addr.s_addr = htonl (INADDR_ANY);
+ server_addr->sin_port = htons (ssm->cfg.port);
+ }
+
+ if (ssm->cfg.address_ip6)
+ {
+ struct sockaddr_in6 *server_addr = (struct sockaddr_in6 *) servaddr;
+ ssm->cfg.endpt.is_ip4 = 0;
+ ssm->cfg.endpt.ip = (uint8_t *) & server_addr->sin6_addr;
+ ssm->cfg.endpt.port = (uint16_t) server_addr->sin6_port;
+ }
+ else
+ {
+ struct sockaddr_in *server_addr = (struct sockaddr_in *) servaddr;
+ ssm->cfg.endpt.is_ip4 = 1;
+ ssm->cfg.endpt.ip = (uint8_t *) & server_addr->sin_addr;
+ ssm->cfg.endpt.port = (uint16_t) server_addr->sin_port;
+ }
+}
+
+void
+vcl_test_server_process_opts (vcl_test_server_main_t * ssm, int argc,
+ char **argv)
+{
+ int v, c;
+
+ ssm->cfg.proto = VPPCOM_PROTO_TCP;
opterr = 0;
- while ((c = getopt (argc, argv, "6D")) != -1)
+ while ((c = getopt (argc, argv, "6Dw:")) != -1)
switch (c)
{
case '6':
@@ -322,7 +387,15 @@
break;
case 'D':
- ssm->cfg.transport_udp = 1;
+ ssm->cfg.proto = VPPCOM_PROTO_UDP;
+ break;
+
+ case 'w':
+ v = atoi (optarg);
+ if (v > 1)
+ ssm->cfg.workers = v;
+ else
+ vtwrn ("Invalid number of workers %d", v);
break;
case '?':
@@ -349,303 +422,252 @@
}
if (sscanf (argv[optind], "%d", &v) == 1)
- port = (uint16_t) v;
+ ssm->cfg.port = (uint16_t) v;
else
{
fprintf (stderr, "SERVER: ERROR: Invalid port (%s)!\n", argv[optind]);
print_usage_and_exit ();
}
- conn_pool_expand (SOCK_SERVER_MAX_TEST_CONN + 1);
+ vcl_test_init_endpoint_addr (ssm);
+}
- rv = vppcom_app_create ("vcl_test_server");
- if (rv)
+int
+vcl_test_server_handle_cfg (vcl_test_server_worker_t * wrk,
+ sock_test_cfg_t * rx_cfg,
+ vcl_test_server_conn_t * conn, int rx_bytes)
+{
+ if (rx_cfg->verbose)
{
- errno_val = errno = -rv;
- perror ("ERROR in main()");
- fprintf (stderr, "SERVER: ERROR: vppcom_app_create() failed "
- "(errno = %d)!\n", errno_val);
- return -1;
- }
- else
- {
- ssm->listen_fd = vppcom_session_create (ssm->cfg.transport_udp ?
- VPPCOM_PROTO_UDP :
- VPPCOM_PROTO_TCP,
- 0 /* is_nonblocking */ );
- }
- if (ssm->listen_fd < 0)
- {
- errno_val = errno = -ssm->listen_fd;
- perror ("ERROR in main()");
- fprintf (stderr, "SERVER: ERROR: vppcom_session_create() failed "
- "(errno = %d)!\n", errno_val);
- return -1;
+ vtinf ("(fd %d): Received a cfg msg!", conn->fd);
+ sock_test_cfg_dump (rx_cfg, 0 /* is_client */ );
}
- memset (&servaddr, 0, sizeof (servaddr));
-
- if (ssm->cfg.address_ip6)
+ if (rx_bytes != sizeof (*rx_cfg))
{
- struct sockaddr_in6 *server_addr = (struct sockaddr_in6 *) &servaddr;
- server_addr->sin6_family = AF_INET6;
- server_addr->sin6_addr = in6addr_any;
- server_addr->sin6_port = htons (port);
- }
- else
- {
- struct sockaddr_in *server_addr = (struct sockaddr_in *) &servaddr;
- server_addr->sin_family = AF_INET;
- server_addr->sin_addr.s_addr = htonl (INADDR_ANY);
- server_addr->sin_port = htons (port);
- }
-
- if (ssm->cfg.address_ip6)
- {
- struct sockaddr_in6 *server_addr = (struct sockaddr_in6 *) &servaddr;
- endpt.is_ip4 = 0;
- endpt.ip = (uint8_t *) & server_addr->sin6_addr;
- endpt.port = (uint16_t) server_addr->sin6_port;
- }
- else
- {
- struct sockaddr_in *server_addr = (struct sockaddr_in *) &servaddr;
- endpt.is_ip4 = 1;
- endpt.ip = (uint8_t *) & server_addr->sin_addr;
- endpt.port = (uint16_t) server_addr->sin_port;
- }
-
- rv = vppcom_session_bind (ssm->listen_fd, &endpt);
- if (rv < 0)
- {
- errno_val = errno = -rv;
- perror ("ERROR in main()");
- fprintf (stderr, "SERVER: ERROR: bind failed (errno = %d)!\n",
- errno_val);
- return -1;
- }
-
- if (!ssm->cfg.transport_udp)
- {
- rv = vppcom_session_listen (ssm->listen_fd, 10);
- if (rv < 0)
+ vtinf ("(fd %d): Invalid cfg msg size %d expected %lu!", conn->fd,
+ rx_bytes, sizeof (*rx_cfg));
+ conn->cfg.rxbuf_size = 0;
+ conn->cfg.num_writes = 0;
+ if (conn->cfg.verbose)
{
- errno_val = errno = -rv;
- perror ("ERROR in main()");
- fprintf (stderr, "SERVER: ERROR: listen failed "
- "(errno = %d)!\n", errno_val);
- return -1;
+ vtinf ("(fd %d): Replying to cfg msg", conn->fd);
+ sock_test_cfg_dump (rx_cfg, 0 /* is_client */ );
}
- }
-
- ssm->epfd = vppcom_epoll_create ();
- if (ssm->epfd < 0)
- {
- errno_val = errno = -ssm->epfd;
- perror ("ERROR in main()");
- fprintf (stderr, "SERVER: ERROR: epoll_create failed (errno = %d)!\n",
- errno_val);
+ vcl_test_write (conn->fd, (uint8_t *) & conn->cfg,
+ sizeof (conn->cfg), NULL, conn->cfg.verbose);
return -1;
}
- ssm->listen_ev.events = EPOLLIN;
- ssm->listen_ev.data.u32 = ~0;
- rv = vppcom_epoll_ctl (ssm->epfd, EPOLL_CTL_ADD, ssm->listen_fd,
- &ssm->listen_ev);
+ switch (rx_cfg->test)
+ {
+ case SOCK_TEST_TYPE_NONE:
+ case SOCK_TEST_TYPE_ECHO:
+ sync_config_and_reply (conn, rx_cfg);
+ break;
+
+ case SOCK_TEST_TYPE_BI:
+ case SOCK_TEST_TYPE_UNI:
+ stream_test_server_start_stop (wrk, conn, rx_cfg);
+ break;
+
+ case SOCK_TEST_TYPE_EXIT:
+ vtinf ("Have a great day conn %d!", conn->fd);
+ vppcom_session_close (conn->fd);
+ conn_pool_free (conn);
+ vtinf ("Closed client fd %d", conn->fd);
+ wrk->nfds--;
+ break;
+
+ default:
+ vtwrn ("Unknown test type %d", rx_cfg->test);
+ sock_test_cfg_dump (rx_cfg, 0 /* is_client */ );
+ break;
+ }
+
+ return 0;
+}
+
+static void
+vcl_test_server_worker_init (vcl_test_server_worker_t * wrk)
+{
+ vcl_test_server_main_t *ssm = &sock_server_main;
+ struct epoll_event listen_ev;
+ int rv;
+
+ __wrk_index = wrk->wrk_index;
+
+ vtinf ("Initializing worker ...");
+
+ conn_pool_expand (wrk, SOCK_SERVER_MAX_TEST_CONN + 1);
+ if (wrk->wrk_index)
+ vppcom_worker_register ();
+
+ wrk->listen_fd = vppcom_session_create (ssm->cfg.proto,
+ 0 /* is_nonblocking */ );
+ if (wrk->listen_fd < 0)
+ vtfail ("vppcom_session_create()", wrk->listen_fd);
+
+ rv = vppcom_session_bind (wrk->listen_fd, &ssm->cfg.endpt);
if (rv < 0)
+ vtfail ("vppcom_session_bind()", rv);
+
+ if (!(ssm->cfg.proto == VPPCOM_PROTO_UDP))
{
- errno_val = errno = -rv;
- perror ("ERROR in main()");
- fprintf (stderr, "SERVER: ERROR: epoll_ctl failed "
- "(errno = %d)!\n", errno_val);
- return -1;
+ rv = vppcom_session_listen (wrk->listen_fd, 10);
+ if (rv < 0)
+ vtfail ("vppcom_session_listen()", rv);
}
- printf ("\nSERVER: Waiting for a client to connect on port %d...\n", port);
+
+ wrk->epfd = vppcom_epoll_create ();
+ if (wrk->epfd < 0)
+ vtfail ("vppcom_epoll_create()", wrk->epfd);
+
+ listen_ev.events = EPOLLIN;
+ listen_ev.data.u32 = ~0;
+ rv = vppcom_epoll_ctl (wrk->epfd, EPOLL_CTL_ADD, wrk->listen_fd,
+ &listen_ev);
+ if (rv < 0)
+ vtfail ("vppcom_epoll_ctl", rv);
+
+ vtinf ("Waiting for a client to connect on port %d ...", ssm->cfg.port);
+}
+
+static void *
+vcl_test_server_worker_loop (void *arg)
+{
+ vcl_test_server_main_t *ssm = &sock_server_main;
+ vcl_test_server_worker_t *wrk = arg;
+ vcl_test_server_conn_t *conn;
+ int i, rx_bytes, num_ev;
+ sock_test_cfg_t *rx_cfg;
+
+ if (wrk->wrk_index)
+ vcl_test_server_worker_init (wrk);
while (1)
{
- int num_ev;
- num_ev = vppcom_epoll_wait (ssm->epfd, ssm->wait_events,
+ num_ev = vppcom_epoll_wait (wrk->epfd, wrk->wait_events,
SOCK_SERVER_MAX_EPOLL_EVENTS, 60000.0);
if (num_ev < 0)
{
- errno = -num_ev;
- perror ("epoll_wait()");
- fprintf (stderr, "\nSERVER: ERROR: epoll_wait() "
- "failed -- aborting!\n");
- main_rv = -1;
- goto done;
+ vterr ("vppcom_epoll_wait()", num_ev);
+ goto fail;
}
else if (num_ev == 0)
{
- fprintf (stderr, "\nSERVER: epoll_wait() timeout!\n");
+ vtinf ("vppcom_epoll_wait() timeout!");
continue;
}
for (i = 0; i < num_ev; i++)
{
- conn = &ssm->conn_pool[ssm->wait_events[i].data.u32];
- if (ssm->wait_events[i].events & (EPOLLHUP | EPOLLRDHUP))
+ conn = &wrk->conn_pool[wrk->wait_events[i].data.u32];
+ if (wrk->wait_events[i].events & (EPOLLHUP | EPOLLRDHUP))
{
vppcom_session_close (conn->fd);
continue;
}
- if (ssm->wait_events[i].data.u32 == ~0)
+ if (wrk->wait_events[i].data.u32 == ~0)
{
- new_client ();
+ vcl_test_server_new_client (wrk);
continue;
}
- client_fd = conn->fd;
- if (EPOLLIN & ssm->wait_events[i].events)
+ if (EPOLLIN & wrk->wait_events[i].events)
{
- rx_bytes = vcl_test_read (client_fd, conn->buf,
+ rx_bytes = vcl_test_read (conn->fd, conn->buf,
conn->buf_size, &conn->stats);
- if (rx_bytes > 0)
- {
- rx_cfg = (sock_test_cfg_t *) conn->buf;
- if (rx_cfg->magic == SOCK_TEST_CFG_CTRL_MAGIC)
- {
- if (rx_cfg->verbose)
- {
- printf ("SERVER (fd %d): Received a cfg message!\n",
- client_fd);
- sock_test_cfg_dump (rx_cfg, 0 /* is_client */ );
- }
- if (rx_bytes != sizeof (*rx_cfg))
- {
- printf ("SERVER (fd %d): Invalid cfg message "
- "size (%d)!\n Should be %lu bytes.\n",
- client_fd, rx_bytes, sizeof (*rx_cfg));
- conn->cfg.rxbuf_size = 0;
- conn->cfg.num_writes = 0;
- if (conn->cfg.verbose)
- {
- printf ("SERVER (fd %d): Replying to "
- "cfg message!\n", client_fd);
- sock_test_cfg_dump (rx_cfg, 0 /* is_client */ );
- }
- vcl_test_write (client_fd, (uint8_t *) & conn->cfg,
- sizeof (conn->cfg), NULL,
- conn->cfg.verbose);
- continue;
- }
-
- switch (rx_cfg->test)
- {
- case SOCK_TEST_TYPE_NONE:
- case SOCK_TEST_TYPE_ECHO:
- sync_config_and_reply (conn, rx_cfg);
- break;
-
- case SOCK_TEST_TYPE_BI:
- case SOCK_TEST_TYPE_UNI:
- stream_test_server_start_stop (conn, rx_cfg);
- break;
-
- case SOCK_TEST_TYPE_EXIT:
- printf ("SERVER: Have a great day, "
- "connection %d!\n", client_fd);
- vppcom_session_close (client_fd);
- conn_pool_free (conn);
- printf ("SERVER: Closed client fd %d\n", client_fd);
- ssm->nfds--;
- if (!ssm->nfds)
- {
- printf ("SERVER: All client connections "
- "closed.\n\nSERVER: "
- "May the force be with you!\n\n");
- goto done;
- }
- break;
-
- default:
- fprintf (stderr,
- "SERVER: ERROR: Unknown test type!\n");
- sock_test_cfg_dump (rx_cfg, 0 /* is_client */ );
- break;
- }
- continue;
- }
-
- else if ((conn->cfg.test == SOCK_TEST_TYPE_UNI) ||
- (conn->cfg.test == SOCK_TEST_TYPE_BI))
- {
- stream_test_server (conn, rx_bytes);
- continue;
- }
-
- else if (isascii (conn->buf[0]))
- {
- /* If it looks vaguely like a string,
- * make sure it's terminated.
- */
- ((char *) conn->buf)[rx_bytes <
- conn->buf_size ? rx_bytes :
- conn->buf_size - 1] = 0;
- printf ("SERVER (fd %d): RX (%d bytes) - '%s'\n",
- conn->fd, rx_bytes, conn->buf);
- }
- }
- else // rx_bytes < 0
+ if (rx_bytes <= 0)
{
if (errno == ECONNRESET)
{
- printf ("\nSERVER: Connection reset by remote peer.\n"
- " Y'all have a great day now!\n\n");
- break;
+ vtinf ("Connection reset by remote peer.\n");
+ goto fail;
}
else
continue;
}
- if (isascii (conn->buf[0]))
+ rx_cfg = (sock_test_cfg_t *) conn->buf;
+ if (rx_cfg->magic == SOCK_TEST_CFG_CTRL_MAGIC)
{
- /* If it looks vaguely like a string,
- * make sure it's terminated
- */
- ((char *) conn->buf)[rx_bytes <
- conn->buf_size ? rx_bytes :
- conn->buf_size - 1] = 0;
- if (xtra)
- fprintf (stderr, "SERVER: ERROR: "
- "FIFO not drained in previous test!\n"
- " extra chunks %u (0x%x)\n"
- " extra bytes %lu (0x%lx)\n",
- xtra, xtra, xtra_bytes, xtra_bytes);
-
- xtra = 0;
- xtra_bytes = 0;
-
- if (conn->cfg.verbose)
- printf ("SERVER (fd %d): Echoing back\n", client_fd);
-
- nbytes = strlen ((const char *) conn->buf) + 1;
-
- tx_bytes = vcl_test_write (client_fd, conn->buf,
- nbytes, &conn->stats,
- conn->cfg.verbose);
- if (tx_bytes >= 0)
- printf ("SERVER (fd %d): TX (%d bytes) - '%s'\n",
- conn->fd, tx_bytes, conn->buf);
+ vcl_test_server_handle_cfg (wrk, rx_cfg, conn, rx_bytes);
+ if (!wrk->nfds)
+ {
+ vtinf ("All client connections closed\n");
+ vtinf ("May the force be with you!\n");
+ goto done;
+ }
+ continue;
}
- else // Extraneous read data from non-echo tests???
+ else if ((conn->cfg.test == SOCK_TEST_TYPE_UNI)
+ || (conn->cfg.test == SOCK_TEST_TYPE_BI))
{
- xtra++;
- xtra_bytes += rx_bytes;
+ stream_test_server (conn, rx_bytes);
+ continue;
}
+ else if (isascii (conn->buf[0]))
+ {
+ vcl_test_server_echo (conn, rx_bytes);
+ }
+ else
+ {
+ vtwrn ("FIFO not drained! extra bytes %d", rx_bytes);
+ }
+ }
+ else
+ {
+ vtwrn ("Unhandled event");
+ goto fail;
}
}
}
+fail:
+ ssm->worker_fails -= 1;
+
done:
- vppcom_session_close (ssm->listen_fd);
+ vppcom_session_close (wrk->listen_fd);
+ if (wrk->conn_pool)
+ free (wrk->conn_pool);
+ ssm->active_workers -= 1;
+ return 0;
+}
+
+int
+main (int argc, char **argv)
+{
+ vcl_test_server_main_t *ssm = &sock_server_main;
+ int rv, i;
+
+ clib_mem_init_thread_safe (0, 64 << 20);
+ ssm->cfg.port = SOCK_TEST_SERVER_PORT;
+ ssm->cfg.workers = 1;
+ vcl_test_server_process_opts (ssm, argc, argv);
+
+ rv = vppcom_app_create ("vcl_test_server");
+ if (rv)
+ vtfail ("vppcom_app_create()", rv);
+
+ ssm->workers = calloc (ssm->cfg.workers, sizeof (*ssm->workers));
+ vcl_test_server_worker_init (&ssm->workers[0]);
+ for (i = 1; i < ssm->cfg.workers; i++)
+ {
+ ssm->workers[i].wrk_index = i;
+ rv = pthread_create (&ssm->workers[i].thread_handle, NULL,
+ vcl_test_server_worker_loop,
+ (void *) &ssm->workers[i]);
+ }
+ vcl_test_server_worker_loop (&ssm->workers[0]);
+
+ while (ssm->active_workers)
+ ;
+
vppcom_app_destroy ();
+ free (ssm->workers);
- if (ssm->conn_pool)
- free (ssm->conn_pool);
-
- return main_rv;
+ return ssm->worker_fails;
}
/*