Mercurial > hg > nginx
diff src/http/modules/ngx_http_status_handler.c @ 367:ceec87d1c2b3
nginx-0.0.7-2004-06-24-11:53:37 import
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Thu, 24 Jun 2004 07:53:37 +0000 |
parents | src/http/modules/ngx_http_status.c@f1d0e5f09c1e |
children | 15c84a40e87d |
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copy from src/http/modules/ngx_http_status.c copy to src/http/modules/ngx_http_status_handler.c --- a/src/http/modules/ngx_http_status.c +++ b/src/http/modules/ngx_http_status_handler.c @@ -4,12 +4,22 @@ #include <ngx_http.h> +static char *ngx_http_status(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); + static ngx_command_t ngx_http_status_commands[] = { + { ngx_string("status"), + NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, + ngx_http_status, + 0, + 0, + NULL }, + ngx_null_command }; + ngx_http_module_t ngx_http_status_module_ctx = { NULL, /* pre conf */ @@ -19,43 +29,153 @@ ngx_http_module_t ngx_http_status_modul NULL, /* create server configuration */ NULL, /* merge server configuration */ - ngx_http_status_create_loc_conf, /* create location configration */ - ngx_http_status_merge_loc_conf /* merge location configration */ + NULL, /* create location configuration */ + NULL /* merge location configuration */ }; ngx_module_t ngx_http_status_module = { NGX_MODULE, - &ngx_http_status_module_ctx, /* module context */ + &ngx_http_status_module_ctx, /* module context */ ngx_http_status_commands, /* module directives */ NGX_HTTP_MODULE, /* module type */ - ngx_http_status_init, /* init module */ - NULL /* init child */ + NULL, /* init module */ + NULL /* init process */ }; -static char http_states = "IRPCUWLK"; +static ngx_int_t ngx_http_status_handler(ngx_http_request_t *r) +{ + size_t len; + ngx_int_t rc; + ngx_uint_t i, dash; + ngx_buf_t *b; + ngx_chain_t out; + ngx_connection_t *c; + ngx_http_request_t *rq; + if (r->method != NGX_HTTP_GET && r->method != NGX_HTTP_HEAD) { + return NGX_HTTP_NOT_ALLOWED; + } + + rc = ngx_http_discard_body(r); + + if (rc != NGX_OK && rc != NGX_AGAIN) { + return rc; + } -int ngx_http_status_handler(ngx_http_request_t *r) -{ - ngx_int_t i, http; - ngx_connection_t *c; - ngx_http_request_t *sr; + if (!(r->headers_out.content_type = + ngx_http_add_header(&r->headers_out, ngx_http_headers_out))) + { + return NGX_HTTP_INTERNAL_SERVER_ERROR; + } + + r->headers_out.content_type->key.len = 0; + r->headers_out.content_type->key.data = NULL; + r->headers_out.content_type->value.len = sizeof("text/plain") - 1; + r->headers_out.content_type->value.data = (u_char *) "text/plain"; + + if (r->method == NGX_HTTP_HEAD) { + r->headers_out.status = NGX_HTTP_OK; + + rc = ngx_http_send_header(r); + + if (rc == NGX_ERROR || rc > NGX_OK || r->header_only) { + return rc; + } + } + + len = 0; + dash = 0; c = ngx_cycle->connections; + for (i = 0; i < ngx_cycle->connection_n; i++) { + rq = c[i].data; + if (rq && rq->signature == NGX_HTTP_MODULE) { - for (i = 0; i < ngx_cycle->connection_n; i++) { - if (c[i].module != http || c[i].data == NULL) { + if (rq->request_line.len) { + len += NGX_INT32_LEN + 1 + rq->request_line.len + 2 + 2; + dash = 0; + } + continue; } - if (c[i].data == NULL && c[i].fd != -1) { - 'A' + if (!dash) { + len += 3; + dash = 1; + } + } + + if (!(b = ngx_create_temp_buf(r->pool, len))) { + return NGX_HTTP_INTERNAL_SERVER_ERROR; + } + + dash = 0; + + for (i = 0; i < ngx_cycle->connection_n; i++) { + rq = c[i].data; + if (rq && rq->signature == NGX_HTTP_MODULE) { + +#if 0 + switch (rq->http_state) { + case NGX_HTTP_INITING_REQUEST_STATE: + + case NGX_HTTP_KEEPALIVE_STATE: + } +#endif + + if (rq->request_line.len) { + b->last += ngx_snprintf((char *) b->last, NGX_INT32_LEN, + "%u", i); + *(b->last++) = ' '; + + *(b->last++) = '"'; + b->last = ngx_cpymem(b->last, r->request_line.data, + r->request_line.len); + *(b->last++) = '"'; + + *(b->last++) = CR; *(b->last++) = LF; + dash = 0; + } + + continue; } - sr = c[i].data; + if (!dash) { + *(b->last++) = '-'; *(b->last++) = CR; *(b->last++) = LF; + dash = 1; + } + } + + r->headers_out.status = NGX_HTTP_OK; + r->headers_out.content_length_n = b->last - b->pos; + + rc = ngx_http_send_header(r); + + if (rc == NGX_ERROR || rc > NGX_OK || r->header_only) { + return rc; + } + + if (!r->main) { + b->last_buf = 1; } - return NGX_OK; + out.buf = b; + out.next = NULL; + + return ngx_http_output_filter(r, &out); } + + +static char *ngx_http_status(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) +{ + ngx_http_conf_ctx_t *ctx; + ngx_http_core_loc_conf_t *clcf; + + ctx = cf->ctx; + clcf = ctx->loc_conf[ngx_http_core_module.ctx_index]; + clcf->handler = ngx_http_status_handler; + + return NGX_CONF_OK; +}