X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=server.c;h=2e8682c999cc395f0af45ab67723d40459735484;hp=7c4804adc17195675eaad8a101488a9746ab2ecf;hb=5adc2447a8d52322981da4cd364a560bbd9d8351;hpb=67f15dcf689815ec4fbe2cbb01f141ffc7b34c74

diff --git a/server.c b/server.c
index 7c4804ad..2e8682c9 100644
--- a/server.c
+++ b/server.c
@@ -24,7 +24,7 @@
 
 #include "fio_version.h"
 
-int fio_net_port = 8765;
+int fio_net_port = FIO_NET_PORT;
 
 int exit_backend = 0;
 
@@ -32,7 +32,9 @@ static int server_fd = -1;
 static char *fio_server_arg;
 static char *bind_sock;
 static struct sockaddr_in saddr_in;
+static struct sockaddr_in6 saddr_in6;
 static int first_cmd_check;
+static int use_ipv6;
 
 static const char *fio_server_ops[FIO_NET_CMD_NR] = {
 	"",
@@ -332,6 +334,8 @@ static int fio_server_send_quit_cmd(void)
 static int handle_job_cmd(struct fio_net_cmd *cmd)
 {
 	char *buf = (char *) cmd->payload;
+	struct cmd_start_pdu spdu;
+	struct cmd_end_pdu epdu;
 	int ret;
 
 	if (parse_jobs_ini(buf, 1, 0)) {
@@ -339,9 +343,14 @@ static int handle_job_cmd(struct fio_net_cmd *cmd)
 		return -1;
 	}
 
-	fio_net_send_simple_cmd(server_fd, FIO_NET_CMD_START, 0, NULL);
+	spdu.jobs = cpu_to_le32(thread_number);
+	fio_net_send_cmd(server_fd, FIO_NET_CMD_START, &spdu, sizeof(spdu), 0);
+
+	ret = fio_backend();
+
+	epdu.error = ret;
+	fio_net_send_cmd(server_fd, FIO_NET_CMD_STOP, &epdu, sizeof(epdu), 0);
 
-	ret = exec_run();
 	fio_server_send_quit_cmd();
 	reset_fio_state();
 	return ret;
@@ -381,7 +390,7 @@ static int handle_jobline_cmd(struct fio_net_cmd *cmd)
 
 	fio_net_send_simple_cmd(server_fd, FIO_NET_CMD_START, 0, NULL);
 
-	ret = exec_run();
+	ret = fio_backend();
 	fio_server_send_quit_cmd();
 	reset_fio_state();
 	return ret;
@@ -807,9 +816,15 @@ int fio_server_log(const char *format, ...)
 
 static int fio_init_server_ip(void)
 {
+	struct sockaddr *addr;
+	fio_socklen_t socklen;
 	int sk, opt;
 
-	sk = socket(AF_INET, SOCK_STREAM, 0);
+	if (use_ipv6)
+		sk = socket(AF_INET6, SOCK_STREAM, 0);
+	else
+		sk = socket(AF_INET, SOCK_STREAM, 0);
+
 	if (sk < 0) {
 		log_err("fio: socket: %s\n", strerror(errno));
 		return -1;
@@ -829,9 +844,17 @@ static int fio_init_server_ip(void)
 	}
 #endif
 
-	saddr_in.sin_family = AF_INET;
+	if (use_ipv6) {
+		addr = (struct sockaddr *) &saddr_in6;
+		socklen = sizeof(saddr_in6);
+		saddr_in6.sin6_family = AF_INET6;
+	} else {
+		addr = (struct sockaddr *) &saddr_in;
+		socklen = sizeof(saddr_in);
+		saddr_in.sin_family = AF_INET;
+	}
 
-	if (bind(sk, (struct sockaddr *) &saddr_in, sizeof(saddr_in)) < 0) {
+	if (bind(sk, addr, socklen) < 0) {
 		log_err("fio: bind: %s\n", strerror(errno));
 		close(sk);
 		return -1;
@@ -887,9 +910,27 @@ static int fio_init_server_connection(void)
 	if (sk < 0)
 		return sk;
 
-	if (!bind_sock)
-		sprintf(bind_str, "%s:%u", inet_ntoa(saddr_in.sin_addr), fio_net_port);
-	else
+	if (!bind_sock) {
+		char *p, port[16];
+		const void *src;
+		int af;
+
+		if (use_ipv6) {
+			af = AF_INET6;
+			src = &saddr_in6.sin6_addr;
+		} else {
+			af = AF_INET;
+			src = &saddr_in.sin_addr;
+		}
+
+		p = (char *) inet_ntop(af, src, bind_str, sizeof(bind_str));
+
+		sprintf(port, ",%u", fio_net_port);
+		if (p)
+			strcat(p, port);
+		else
+			strcpy(bind_str, port);
+	} else
 		strcpy(bind_str, bind_sock);
 
 	log_info("fio: server listening on %s\n", bind_str);
@@ -902,71 +943,116 @@ static int fio_init_server_connection(void)
 	return sk;
 }
 
+/*
+ * Parse a host/ip/port string. Reads from 'str'.
+ *
+ * Outputs:
+ *
+ * For IPv4:
+ *	*ptr is the host, *port is the port, inp is the destination.
+ * For IPv6:
+ *	*ptr is the host, *port is the port, inp6 is the dest, and *ipv6 is 1.
+ * For local domain sockets:
+ *	*ptr is the filename, *is_sock is 1.
+ */
 int fio_server_parse_string(const char *str, char **ptr, int *is_sock,
-			    int *port, struct in_addr *inp)
+			    int *port, struct in_addr *inp,
+			    struct in6_addr *inp6, int *ipv6)
 {
+	const char *host = str;
+	char *portp;
+	int ret, lport = 0;
+
 	*ptr = NULL;
 	*is_sock = 0;
 	*port = fio_net_port;
+	*ipv6 = 0;
 
 	if (!strncmp(str, "sock:", 5)) {
 		*ptr = strdup(str + 5);
 		*is_sock = 1;
-	} else {
-		const char *host = str;
-		char *portp;
-		int lport = 0;
-
-		/*
-		 * Is it ip:<ip or host>:port
-		 */
-		if (!strncmp(host, "ip:", 3))
-			host += 3;
-		else if (host[0] == ':') {
-			/* String is :port */
-			host++;
-			lport = atoi(host);
+
+		return 0;
+	}
+
+	/*
+	 * Is it ip:<ip or host>:port
+	 */
+	if (!strncmp(host, "ip:", 3))
+		host += 3;
+	else if (!strncmp(host, "ip4:", 4))
+		host += 4;
+	else if (!strncmp(host, "ip6:", 4)) {
+		host += 4;
+		*ipv6 = 1;
+	} else if (host[0] == ':') {
+		/* String is :port */
+		host++;
+		lport = atoi(host);
+		if (!lport || lport > 65535) {
+			log_err("fio: bad server port %u\n", port);
+			return 1;
+		}
+		/* no hostname given, we are done */
+		*port = lport;
+		return 0;
+	}
+
+	/*
+	 * If no port seen yet, check if there's a last ':' at the end
+	 */
+	if (!lport) {
+		portp = strchr(host, ',');
+		if (portp) {
+			*portp = '\0';
+			portp++;
+			lport = atoi(portp);
 			if (!lport || lport > 65535) {
 				log_err("fio: bad server port %u\n", port);
 				return 1;
 			}
-			/* no hostname given, we are done */
-			*port = lport;
-			return 0;
 		}
+	}
 
-		/*
-		 * If no port seen yet, check if there's a last ':' at the end
-		 */
-		if (!lport) {
-			portp = strchr(host, ':');
-			if (portp) {
-				*portp = '\0';
-				portp++;
-				lport = atoi(portp);
-				if (!lport || lport > 65535) {
-					log_err("fio: bad server port %u\n", port);
-					return 1;
-				}
-			}
-		}
+	if (lport)
+		*port = lport;
+
+	if (!strlen(host))
+		return 0;
 
-		if (lport)
-			*port = lport;
+	*ptr = strdup(host);
+
+	if (*ipv6)
+		ret = inet_pton(AF_INET6, host, inp6);
+	else
+		ret = inet_pton(AF_INET, host, inp);
 
-		*ptr = strdup(host);
+	if (ret != 1) {
+		struct hostent *hent;
 
-		if (inet_aton(host, inp) != 1) {
-			struct hostent *hent;
+		hent = gethostbyname(host);
+		if (!hent) {
+			log_err("fio: failed to resolve <%s>\n", host);
+			free(*ptr);
+			*ptr = NULL;
+			return 1;
+		}
 
-			hent = gethostbyname(host);
-			if (!hent) {
+		if (*ipv6) {
+			if (hent->h_addrtype != AF_INET6) {
+				log_info("fio: falling back to IPv4\n");
+				*ipv6 = 0;
+			} else
+				memcpy(inp6, hent->h_addr_list[0], 16);
+		}
+		if (!*ipv6) {
+			if (hent->h_addrtype != AF_INET) {
+				log_err("fio: lookup type mismatch\n");
 				free(*ptr);
 				*ptr = NULL;
 				return 1;
 			}
-
-			memcpy(inp, hent->h_addr, 4);
+			memcpy(inp, hent->h_addr_list[0], 4);
 		}
 	}
 
@@ -999,7 +1085,8 @@ static int fio_handle_server_arg(void)
 		goto out;
 
 	ret = fio_server_parse_string(fio_server_arg, &bind_sock, &is_sock,
-					&port, &saddr_in.sin_addr);
+					&port, &saddr_in.sin_addr,
+					&saddr_in6.sin6_addr, &use_ipv6);
 
 	if (!is_sock && bind_sock) {
 		free(bind_sock);
@@ -1009,6 +1096,7 @@ static int fio_handle_server_arg(void)
 out:
 	fio_net_port = port;
 	saddr_in.sin_port = htons(port);
+	saddr_in6.sin6_port = htons(port);
 	return ret;
 }
 
@@ -1099,6 +1187,11 @@ int fio_start_server(char *pidfile)
 	pid_t pid;
 	int ret;
 
+#if defined(WIN32)
+    WSADATA wsd;
+    WSAStartup(MAKEWORD(2,2), &wsd);
+#endif
+
 	if (!pidfile)
 		return fio_server();