X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/e5c9fb3c779c4db507d68e9c4c8fb7fe5f237c41..9db451e0dcb29fea639a88ec7da266b5790fda51:/test/src/server.c diff --git a/test/src/server.c b/test/src/server.c index b2f1bc754..5af86d96f 100644 --- a/test/src/server.c +++ b/test/src/server.c @@ -26,9 +26,10 @@ on all interfaces, unless the option -noipv6 is given. */ #include #include #include +#include #ifdef HAVE_NETINET_IP_VAR_H -#include +# include #endif #include @@ -52,6 +53,7 @@ on all interfaces, unless the option -noipv6 is given. */ #ifndef CS # define CS (char *) +# define CCS (const char *) #endif @@ -61,17 +63,22 @@ typedef struct line { char line[1]; } line; +typedef unsigned BOOL; +#define FALSE 0 +#define TRUE 1 + /************************************************* * SIGALRM handler - crash out * *************************************************/ +int tmo_noerror = 0; static void sigalrm_handler(int sig) { sig = sig; /* Keep picky compilers happy */ printf("\nServer timed out\n"); -exit(99); +exit(tmo_noerror ? 0 : 99); } @@ -163,7 +170,7 @@ int connection_count = 1; int count; int on = 1; int timeout = 5; -int initial_pause = 0; +int initial_pause = 0, tfo = 0; int use_ipv4 = 1; int use_ipv6 = 1; int debug = 0; @@ -200,7 +207,7 @@ int len = sizeof(accepted); /* Sort out the arguments */ if (argc > 1 && (!strcmp(argv[1], "--help") || !strcmp(argv[1], "-h"))) { - printf("Usage: %s [options]\n", argv[0]); + printf("Usage: %s [options] port|socket [connection count]\n", argv[0]); puts("Options" "\n\t-d debug" "\n\t-i n n seconds initial delay" @@ -208,6 +215,7 @@ if (argc > 1 && (!strcmp(argv[1], "--help") || !strcmp(argv[1], "-h"))) "\n\t-noipv6 disable ipv6" "\n\t-oP file write PID to file" "\n\t-t n n seconds timeout" + "\n\t-tfo enable TCP Fast Open" ); exit(0); } @@ -215,7 +223,11 @@ if (argc > 1 && (!strcmp(argv[1], "--help") || !strcmp(argv[1], "-h"))) while (na < argc && argv[na][0] == '-') { if (strcmp(argv[na], "-d") == 0) debug = 1; - else if (strcmp(argv[na], "-t") == 0) timeout = atoi(argv[++na]); + else if (strcmp(argv[na], "-tfo") == 0) tfo = 1; + else if (strcmp(argv[na], "-t") == 0) + { + if (tmo_noerror = ((timeout = atoi(argv[++na])) < 0)) timeout = -timeout; + } else if (strcmp(argv[na], "-i") == 0) initial_pause = atoi(argv[++na]); else if (strcmp(argv[na], "-noipv4") == 0) use_ipv4 = 0; else if (strcmp(argv[na], "-noipv6") == 0) use_ipv6 = 0; @@ -286,7 +298,15 @@ else printf("IPv6 socket creation failed: %s\n", strerror(errno)); exit(1); } - +#ifdef TCP_FASTOPEN + if (tfo) + { + int backlog = 5; + if (setsockopt(listen_socket[v6n], IPPROTO_TCP, TCP_FASTOPEN, + &backlog, sizeof(backlog))) + if (debug) printf("setsockopt TCP_FASTOPEN: %s\n", strerror(errno)); + } +#endif /* If this is an IPv6 wildcard socket, set IPV6_V6ONLY if that option is available. */ @@ -310,6 +330,15 @@ else printf("IPv4 socket creation failed: %s\n", strerror(errno)); exit(1); } +#ifdef TCP_FASTOPEN + if (tfo) + { + int backlog = 5; + if (setsockopt(listen_socket[v4n], IPPROTO_TCP, TCP_FASTOPEN, + &backlog, sizeof(backlog))) + if (debug) printf("setsockopt TCP_FASTOPEN: %s\n", strerror(errno)); + } +#endif } } @@ -389,7 +418,6 @@ else sin4.sin_addr.s_addr = (S_ADDR_TYPE)INADDR_ANY; sin4.sin_port = htons(port); if (bind(listen_socket[i], (struct sockaddr *)&sin4, sizeof(sin4)) < 0) - { if (listen_socket[v6n] < 0 || errno != EADDRINUSE) { printf("IPv4 socket bind() failed: %s\n", strerror(errno)); @@ -400,7 +428,6 @@ else close(listen_socket[i]); listen_socket[i] = -1; } - } } } } @@ -492,6 +519,11 @@ s = script; for (count = 0; count < connection_count; count++) { + struct { + int left; + BOOL in_use; + } content_length = { 0, FALSE }; + alarm(timeout); if (port <= 0) { @@ -517,8 +549,7 @@ for (count = 0; count < connection_count; count++) if (listen_socket[i] > max_socket) max_socket = listen_socket[i]; } - lcount = select(max_socket + 1, &select_listen, NULL, NULL, NULL); - if (lcount < 0) + if ((lcount = select(max_socket + 1, &select_listen, NULL, NULL, NULL)) < 0) { printf("Select failed\n"); fflush(stdout); @@ -527,7 +558,6 @@ for (count = 0; count < connection_count; count++) accept_socket = -1; for (i = 0; i < skn; i++) - { if (listen_socket[i] > 0 && FD_ISSET(listen_socket[i], &select_listen)) { accept_socket = accept(listen_socket[i], @@ -535,7 +565,6 @@ for (count = 0; count < connection_count; count++) FD_CLR(listen_socket[i], &select_listen); break; } - } } alarm(0); @@ -568,6 +597,7 @@ for (count = 0; count < connection_count; count++) cr.pid, cr.uid, cr.gid); --------------*****************/ } + fflush(stdout); if (dup_accept_socket < 0) { @@ -586,7 +616,7 @@ for (count = 0; count < connection_count; count++) doesn't work for other tests (e.g. ident tests) so we have explicit '<' and '>' flags for input and output as well as the defaults. */ - for (; s != NULL; s = s->next) + for (; s; s = s->next) { char *ss = s->line; @@ -635,6 +665,38 @@ for (count = 0; count < connection_count; count++) sleep(sleepfor); } + /* If the script line starts with "*data " we expect a numeric argument, + and we expect to read (and discard) that many data bytes from the input. */ + + else if (strncmp(ss, "*data ", 6) == 0) + { + int dlen = atoi(ss+6); + int n; + + alarm(timeout); + + if (!linebuf) + while (dlen > 0) + { + n = dlen < sizeof(buffer) ? dlen : sizeof(buffer); + if ((n = read(dup_accept_socket, CS buffer, n)) == 0) + { + printf("Unexpected EOF read from client\n"); + s = s->next; + goto END_OFF; + } + dlen -= n; + } + else + while (dlen-- > 0) + if (fgetc(in) == EOF) + { + printf("Unexpected EOF read from client\n"); + s = s->next; + goto END_OFF; + } + } + /* Otherwise the script line is the start of an input line we are expecting from the client, or "*eof" indicating we expect the client to close the connection. Read command line or data lines; the latter are indicated @@ -672,6 +734,7 @@ for (count = 0; count < connection_count; count++) alarm(timeout); n = read(dup_accept_socket, CS buffer+offset, s->len - offset); + if (content_length.in_use) content_length.left -= n; if (n == 0) { printf("%sxpected EOF read from client\n", @@ -684,13 +747,14 @@ for (count = 0; count < connection_count; count++) alarm(0); n += offset; - printit(buffer, n); + printit(CS buffer, n); if (data) do { n = (read(dup_accept_socket, &c, 1) == 1 && c == '.'); + if (content_length.in_use) content_length.left--; while (c != '\n' && read(dup_accept_socket, &c, 1) == 1) - ; + if (content_length.in_use) content_length.left--; } while (!n); else if (memcmp(ss, buffer, n) != 0) { @@ -713,7 +777,8 @@ for (count = 0; count < connection_count; count++) goto END_OFF; } alarm(0); - n = (int)strlen(CS buffer); + n = strlen(CS buffer); + if (content_length.in_use) content_length.left -= (n - offset); while (n > 0 && isspace(buffer[n-1])) n--; buffer[n] = 0; printf("%s\n", buffer); @@ -727,6 +792,11 @@ for (count = 0; count < connection_count; count++) break; } } + + if (sscanf(CCS buffer, "