From 409ee41b2e979c1b48690a82839d622e1f6ab99b Mon Sep 17 00:00:00 2001 From: Stef Walter Date: Sat, 30 Oct 2004 18:10:07 +0000 Subject: Allow configuration of server keep alives (NOOPs). Default to none. --- common/smtppass.c | 31 +++++++++++++++++++++---------- 1 file changed, 21 insertions(+), 10 deletions(-) (limited to 'common/smtppass.c') diff --git a/common/smtppass.c b/common/smtppass.c index 93bc9cb..5d25719 100644 --- a/common/smtppass.c +++ b/common/smtppass.c @@ -127,9 +127,6 @@ spthread_t; #define LINE_TOO_LONG(l) ((l) >= (SP_LINE_LENGTH - 2)) -/* The amount interval at which to send NOOPS to server */ -#define INTERACTION_DELTA 10 - /* ----------------------------------------------------------------------- * CONFIGURATION OPTIONS * @@ -146,6 +143,7 @@ spthread_t; #define CFG_LISTENADDR "Listen" #define CFG_TRANSPARENT "TransparentProxy" #define CFG_DIRECTORY "TempDirectory" +#define CFG_KEEPALIVES "KeepAlives" #define CFG_USER "User" #define CFG_PIDFILE "PidFile" @@ -157,6 +155,7 @@ spthread_t; #define DEFAULT_PORT 10025 #define DEFAULT_MAXTHREADS 64 #define DEFAULT_TIMEOUT 180 +#define DEFAULT_KEEPALIVES 0 /* ----------------------------------------------------------------------- * GLOBALS @@ -206,6 +205,7 @@ void sp_init(const char* name) g_state.debug_level = -1; g_state.max_threads = DEFAULT_MAXTHREADS; g_state.timeout.tv_sec = DEFAULT_TIMEOUT; + g_state.keepalives = DEFAULT_KEEPALIVES; g_state.directory = _PATH_TMP; g_state.name = name; @@ -1138,13 +1138,16 @@ int sp_read_data(spctx_t* ctx, const char** data) return -1; }; - /* - * During this time we're just reading from the client. If we haven't - * had any interaction with the server recently then send something - * to let it know we're still around. - */ - if((ctx->server.last_action + INTERACTION_DELTA) < time(NULL)) - do_server_noop(ctx); + if(g_state.keepalives > 0) + { + /* + * During this time we're just reading from the client. If we haven't + * had any interaction with the server recently then send something + * to let it know we're still around. + */ + if((ctx->server.last_action + g_state.keepalives) < time(NULL)) + do_server_noop(ctx); + } if(ctx->_crlf && strcmp(ctx->client.line, DATA_END_SIG) == 0) return 0; @@ -1587,6 +1590,14 @@ int sp_parse_option(const char* name, const char* value) ret = 1; } + else if(strcasecmp(CFG_KEEPALIVES, name) == 0) + { + g_state.keepalives = strtol(value, &t, 10); + if(*t || g_state.keepalives < 0) + errx(2, "invalid setting: " CFG_KEEPALIVES); + ret = 1; + } + else if(strcasecmp(CFG_OUTADDR, name) == 0) { if(sock_any_pton(value, &(g_state.outaddr), SANY_OPT_DEFPORT(25)) == -1) -- cgit v1.2.3