Mercurial > hg > nginx-vendor-current
diff src/core/ngx_resolver.c @ 442:670af56a1158 NGINX_0_7_33
nginx 0.7.33
*) Bugfix: a double response might be returned if the epoll or rtsig
methods are used and a redirect was returned to a request with
body.
Thanks to Eden Li.
*) Bugfix: the $sent_http_location variable was empty for some
redirects types.
*) Bugfix: a segmentation fault might occur in worker process if
"resolver" directive was used in SMTP proxy.
author | Igor Sysoev <http://sysoev.ru> |
---|---|
date | Mon, 02 Feb 2009 00:00:00 +0300 |
parents | ad0a34a8efa6 |
children | ed5e10fb40fc |
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--- a/src/core/ngx_resolver.c +++ b/src/core/ngx_resolver.c @@ -578,6 +578,7 @@ failed: ngx_int_t ngx_resolve_addr(ngx_resolver_ctx_t *ctx) { + u_char *name; ngx_resolver_t *r; ngx_resolver_node_t *rn; @@ -601,19 +602,21 @@ ngx_resolve_addr(ngx_resolver_ctx_t *ctx ngx_queue_insert_head(&r->addr_expire_queue, &rn->queue); - ctx->name.len = rn->nlen; - ctx->name.data = ngx_resolver_dup(r, rn->name, rn->nlen); - if (ctx->name.data == NULL) { + name = ngx_resolver_dup(r, rn->name, rn->nlen); + if (name == NULL) { goto failed; } + ctx->name.len = rn->nlen; + ctx->name.data = name; + /* unlock addr mutex */ ctx->state = NGX_OK; ctx->handler(ctx); - ngx_resolver_free(r, ctx->name.data); + ngx_resolver_free(r, name); return NGX_OK; } @@ -623,7 +626,9 @@ ngx_resolve_addr(ngx_resolver_ctx_t *ctx ctx->next = rn->waiting; rn->waiting = ctx; - return NGX_AGAIN; + /* unlock addr mutex */ + + return NGX_OK; } ngx_queue_remove(&rn->queue); @@ -1336,7 +1341,7 @@ ngx_resolver_process_a(ngx_resolver_t *r ctx->handler(ctx); } - if (naddrs) { + if (naddrs > 1) { ngx_resolver_free(r, addrs); } @@ -1513,20 +1518,23 @@ ngx_resolver_process_ptr(ngx_resolver_t goto short_response; } - len -= 2; - if (ngx_resolver_copy(r, &name, buf, &buf[i], &buf[n]) != NGX_OK) { return; } ngx_log_debug1(NGX_LOG_DEBUG_CORE, r->log, 0, "resolver an:%V", &name); - if (len != (size_t) rn->nlen || ngx_strncmp(name.data, rn->name, len) != 0) + if (name.len != (size_t) rn->nlen + || ngx_strncmp(name.data, rn->name, name.len) != 0) { - ngx_resolver_free(r, rn->name); + if (rn->nlen) { + ngx_resolver_free(r, rn->name); + } + + rn->nlen = (u_short) name.len; rn->name = name.data; - name.data = ngx_resolver_dup(r, rn->name, len); + name.data = ngx_resolver_dup(r, rn->name, name.len); if (name.data == NULL) { goto failed; }