Mercurial > hg > nginx
view src/event/ngx_event_openssl.c @ 393:5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Thu, 15 Jul 2004 16:35:51 +0000 |
parents | |
children | e7a68e14ccd3 |
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#include <ngx_config.h> #include <ngx_core.h> static void ngx_ssl_error(ngx_uint_t level, ngx_log_t *log, int err, char *fmt, ...); ngx_int_t ngx_ssl_init(ngx_log_t *log) { SSL_library_init(); SSL_load_error_strings(); return NGX_OK; } ngx_int_t ngx_ssl_create_session(ngx_ssl_ctx_t *ssl_ctx, ngx_connection_t *c) { ngx_ssl_t *ssl; ssl = SSL_new(ssl_ctx); if (ssl == NULL) { ngx_ssl_error(NGX_LOG_ALERT, c->log, 0, "SSL_new() failed"); return NGX_ERROR; } if (SSL_set_fd(ssl, c->fd) == 0) { ngx_ssl_error(NGX_LOG_ALERT, c->log, 0, "SSL_set_fd() failed"); return NGX_ERROR; } SSL_set_accept_state(ssl); c->ssl = ssl; return NGX_OK; } ngx_int_t ngx_ssl_recv(ngx_connection_t *c, u_char *buf, size_t size) { int n; char *handshake; n = SSL_read(c->ssl, buf, size); ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_read: %d", n); if (n > 0) { return n; } n = SSL_get_error(c->ssl, n); ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", n); if (n == SSL_ERROR_WANT_READ) { return NGX_AGAIN; } #if 0 if (n == SSL_ERROR_WANT_WRITE) { return NGX_AGAIN; } #endif if (!SSL_is_init_finished(c->ssl)) { handshake = "in SSL handshake"; } else { handshake = ""; } if (n == SSL_ERROR_ZERO_RETURN) { ngx_log_error(NGX_LOG_INFO, c->log, 0, "client closed connection%s", handshake); SSL_set_shutdown(c->ssl, SSL_RECEIVED_SHUTDOWN); return NGX_ERROR; } if (ERR_GET_REASON(ERR_peek_error()) == SSL_R_HTTP_REQUEST) { ngx_log_error(NGX_LOG_ERR, c->log, 0, "client sent plain HTTP request to HTTPS port"); SSL_set_shutdown(c->ssl, SSL_RECEIVED_SHUTDOWN|SSL_SENT_SHUTDOWN); return NGX_SSL_HTTP_ERROR; } ngx_ssl_error(NGX_LOG_ALERT, c->log, n, "SSL_read() failed%s", handshake); SSL_set_shutdown(c->ssl, SSL_RECEIVED_SHUTDOWN); return NGX_ERROR; } static void ngx_ssl_error(ngx_uint_t level, ngx_log_t *log, int err, char *fmt, ...) { int len; char errstr[NGX_MAX_CONF_ERRSTR]; va_list args; va_start(args, fmt); len = ngx_vsnprintf(errstr, sizeof(errstr) - 1, fmt, args); va_end(args); errstr[len++] = ' '; errstr[len++] = '('; errstr[len++] = 'S'; errstr[len++] = 'S'; errstr[len++] = 'L'; errstr[len++] = ':'; errstr[len++] = ' '; ERR_error_string_n(ERR_get_error(), errstr + len, sizeof(errstr) - len - 1); ngx_log_error(level, log, 0, "%s)", errstr); }