| |
| /* |
| * Copyright (C) Unbit S.a.s. 2009-2010 |
| * Copyright (C) 2008 Manlio Perillo (manlio.perillo@gmail.com) |
| * Copyright (C) Igor Sysoev |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| */ |
| |
| |
| #include <ngx_config.h> |
| #include <ngx_core.h> |
| #include <ngx_http.h> |
| |
| |
| #define NGX_HTTP_UWSGI_TEMP_PATH "uwsgi_temp" |
| |
| |
| typedef struct { |
| ngx_http_upstream_conf_t upstream; |
| |
| ngx_array_t *flushes; |
| ngx_array_t *params_len; |
| ngx_array_t *params; |
| ngx_array_t *params_source; |
| |
| ngx_array_t *uwsgi_lengths; |
| ngx_array_t *uwsgi_values; |
| |
| ngx_str_t uwsgi_string ; |
| |
| u_char modifier1; |
| u_char modifier2; |
| } ngx_http_uwsgi_loc_conf_t; |
| |
| typedef struct { |
| ngx_uint_t status; |
| ngx_uint_t status_count; |
| u_char *status_start; |
| u_char *status_end; |
| } ngx_http_uwsgi_ctx_t; |
| |
| |
| #define NGX_HTTP_UWSGI_PARSE_NO_HEADER 20 |
| |
| |
| static ngx_int_t ngx_http_uwsgi_eval(ngx_http_request_t *r, |
| ngx_http_uwsgi_loc_conf_t *uwcf); |
| static ngx_int_t ngx_http_uwsgi_create_request(ngx_http_request_t *r); |
| static ngx_int_t ngx_http_uwsgi_reinit_request(ngx_http_request_t *r); |
| static ngx_int_t ngx_http_uwsgi_process_status_line(ngx_http_request_t *r); |
| static ngx_int_t ngx_http_uwsgi_parse_status_line(ngx_http_request_t *r, |
| ngx_http_uwsgi_ctx_t *ctx); |
| static ngx_int_t ngx_http_uwsgi_process_header(ngx_http_request_t *r); |
| static ngx_int_t ngx_http_uwsgi_process_header(ngx_http_request_t *r); |
| static void ngx_http_uwsgi_abort_request(ngx_http_request_t *r); |
| static void ngx_http_uwsgi_finalize_request(ngx_http_request_t *r, |
| ngx_int_t rc); |
| |
| static char *ngx_http_uwsgi_modifier1(ngx_conf_t *cf, ngx_command_t *cmd, |
| void *conf); |
| |
| static char *ngx_http_uwsgi_modifier2(ngx_conf_t *cf, ngx_command_t *cmd, |
| void *conf); |
| |
| static ngx_int_t ngx_http_uwsgi_add_variables(ngx_conf_t *cf); |
| static void *ngx_http_uwsgi_create_loc_conf(ngx_conf_t *cf); |
| static char *ngx_http_uwsgi_merge_loc_conf(ngx_conf_t *cf, void *parent, |
| void *child); |
| |
| static char *ngx_http_uwsgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, |
| void *conf); |
| |
| |
| static ngx_conf_bitmask_t ngx_http_uwsgi_next_upstream_masks[] = { |
| { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR }, |
| { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT }, |
| { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER }, |
| { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 }, |
| { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
| { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
| { ngx_string("updating"), NGX_HTTP_UPSTREAM_FT_UPDATING }, |
| { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF }, |
| { ngx_null_string, 0 } |
| }; |
| |
| |
| static ngx_conf_bitmask_t ngx_http_uwsgi_ignore_headers_masks[] = { |
| { ngx_string("X-Accel-Redirect"), NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT }, |
| { ngx_string("X-Accel-Expires"), NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES }, |
| { ngx_string("Expires"), NGX_HTTP_UPSTREAM_IGN_EXPIRES }, |
| { ngx_string("Cache-Control"), NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL }, |
| { ngx_null_string, 0 } |
| }; |
| |
| |
| ngx_module_t ngx_http_uwsgi_module; |
| |
| |
| static ngx_command_t ngx_http_uwsgi_commands[] = { |
| |
| { ngx_string("uwsgi_pass"), |
| NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_CONF_TAKE1, |
| ngx_http_uwsgi_pass, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| 0, |
| NULL }, |
| |
| { ngx_string("uwsgi_modifier1"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_http_uwsgi_modifier1, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| 0, |
| NULL }, |
| |
| { ngx_string("uwsgi_modifier2"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_http_uwsgi_modifier2, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| 0, |
| NULL }, |
| |
| { ngx_string("uwsgi_ignore_client_abort"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_uwsgi_loc_conf_t, upstream.ignore_client_abort), |
| NULL }, |
| |
| { ngx_string("uwsgi_connect_timeout"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_msec_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_uwsgi_loc_conf_t, upstream.connect_timeout), |
| NULL }, |
| |
| { ngx_string("uwsgi_send_timeout"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_msec_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_uwsgi_loc_conf_t, upstream.send_timeout), |
| NULL }, |
| |
| { ngx_string("uwsgi_buffer_size"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_size_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_uwsgi_loc_conf_t, upstream.buffer_size), |
| NULL }, |
| |
| { ngx_string("uwsgi_pass_request_headers"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_uwsgi_loc_conf_t, upstream.pass_request_headers), |
| NULL }, |
| |
| { ngx_string("uwsgi_pass_request_body"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_uwsgi_loc_conf_t, upstream.pass_request_body), |
| NULL }, |
| |
| { ngx_string("uwsgi_intercept_errors"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_uwsgi_loc_conf_t, upstream.intercept_errors), |
| NULL }, |
| |
| { ngx_string("uwsgi_read_timeout"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_msec_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_uwsgi_loc_conf_t, upstream.read_timeout), |
| NULL }, |
| |
| { ngx_string("uwsgi_buffers"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, |
| ngx_conf_set_bufs_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_uwsgi_loc_conf_t, upstream.bufs), |
| NULL }, |
| |
| { ngx_string("uwsgi_busy_buffers_size"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_size_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_uwsgi_loc_conf_t, upstream.busy_buffers_size_conf), |
| NULL }, |
| |
| { ngx_string("uwsgi_temp_path"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, |
| ngx_conf_set_path_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_uwsgi_loc_conf_t, upstream.temp_path), |
| NULL }, |
| |
| { ngx_string("uwsgi_max_temp_file_size"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_size_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_uwsgi_loc_conf_t, upstream.max_temp_file_size_conf), |
| NULL }, |
| |
| { ngx_string("uwsgi_temp_file_write_size"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_size_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_uwsgi_loc_conf_t, upstream.temp_file_write_size_conf), |
| NULL }, |
| |
| { ngx_string("uwsgi_next_upstream"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
| ngx_conf_set_bitmask_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_uwsgi_loc_conf_t, upstream.next_upstream), |
| &ngx_http_uwsgi_next_upstream_masks }, |
| |
| { ngx_string("uwsgi_param"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, |
| ngx_conf_set_keyval_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_uwsgi_loc_conf_t, params_source), |
| NULL }, |
| |
| { ngx_string("uwsgi_string"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_str_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_uwsgi_loc_conf_t, uwsgi_string), |
| NULL }, |
| |
| { ngx_string("uwsgi_pass_header"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_str_array_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_uwsgi_loc_conf_t, upstream.pass_headers), |
| NULL }, |
| |
| { ngx_string("uwsgi_hide_header"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_str_array_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_uwsgi_loc_conf_t, upstream.hide_headers), |
| NULL }, |
| |
| { ngx_string("uwsgi_ignore_headers"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
| ngx_conf_set_bitmask_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_uwsgi_loc_conf_t, upstream.ignore_headers), |
| &ngx_http_uwsgi_ignore_headers_masks }, |
| |
| ngx_null_command |
| }; |
| |
| |
| static ngx_http_module_t ngx_http_uwsgi_module_ctx = { |
| ngx_http_uwsgi_add_variables, /* preconfiguration */ |
| NULL, /* postconfiguration */ |
| |
| NULL, /* create main configuration */ |
| NULL, /* init main configuration */ |
| |
| NULL, /* create server configuration */ |
| NULL, /* merge server configuration */ |
| |
| ngx_http_uwsgi_create_loc_conf, /* create location configuration */ |
| ngx_http_uwsgi_merge_loc_conf /* merge location configuration */ |
| }; |
| |
| |
| ngx_module_t ngx_http_uwsgi_module = { |
| NGX_MODULE_V1, |
| &ngx_http_uwsgi_module_ctx, /* module context */ |
| ngx_http_uwsgi_commands, /* module directives */ |
| NGX_HTTP_MODULE, /* module type */ |
| NULL, /* init master */ |
| NULL, /* init module */ |
| NULL, /* init process */ |
| NULL, /* init thread */ |
| NULL, /* exit thread */ |
| NULL, /* exit process */ |
| NULL, /* exit master */ |
| NGX_MODULE_V1_PADDING |
| }; |
| |
| |
| static ngx_http_variable_t ngx_http_uwsgi_vars[] = { |
| |
| { ngx_null_string, NULL, NULL, 0, 0, 0 } |
| }; |
| |
| |
| static ngx_str_t ngx_http_uwsgi_hide_headers[] = { |
| ngx_string("Status"), |
| ngx_string("X-Accel-Expires"), |
| ngx_string("X-Accel-Redirect"), |
| ngx_string("X-Accel-Limit-Rate"), |
| ngx_string("X-Accel-Buffering"), |
| ngx_string("X-Accel-Charset"), |
| ngx_null_string |
| }; |
| |
| |
| static ngx_path_init_t ngx_http_uwsgi_temp_path = { |
| ngx_string(NGX_HTTP_UWSGI_TEMP_PATH), { 1, 2, 0 } |
| }; |
| |
| |
| static ngx_int_t |
| ngx_http_uwsgi_handler(ngx_http_request_t *r) |
| { |
| ngx_int_t rc; |
| ngx_http_upstream_t *u; |
| ngx_http_uwsgi_ctx_t *ctx; |
| ngx_http_uwsgi_loc_conf_t *uwcf; |
| |
| if (r->subrequest_in_memory) { |
| ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, |
| "ngx_http_uwsgi_module does not support " |
| "subrequests in memory"); |
| return NGX_HTTP_INTERNAL_SERVER_ERROR; |
| } |
| |
| if (ngx_http_upstream_create(r) != NGX_OK) { |
| return NGX_HTTP_INTERNAL_SERVER_ERROR; |
| } |
| |
| ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_uwsgi_ctx_t)); |
| if (ctx == NULL) { |
| return NGX_HTTP_INTERNAL_SERVER_ERROR; |
| } |
| |
| ngx_http_set_ctx(r, ctx, ngx_http_uwsgi_module); |
| |
| uwcf = ngx_http_get_module_loc_conf(r, ngx_http_uwsgi_module); |
| |
| if (uwcf->uwsgi_lengths) { |
| if (ngx_http_uwsgi_eval(r, uwcf) != NGX_OK) { |
| return NGX_HTTP_INTERNAL_SERVER_ERROR; |
| } |
| } |
| |
| u = r->upstream; |
| |
| ngx_str_set(&u->schema, "uwsgi://"); |
| u->output.tag = (ngx_buf_tag_t) &ngx_http_uwsgi_module; |
| |
| u->conf = &uwcf->upstream; |
| |
| u->create_request = ngx_http_uwsgi_create_request; |
| u->reinit_request = ngx_http_uwsgi_reinit_request; |
| u->process_header = ngx_http_uwsgi_process_status_line; |
| u->abort_request = ngx_http_uwsgi_abort_request; |
| u->finalize_request = ngx_http_uwsgi_finalize_request; |
| |
| u->buffering = 1; |
| |
| u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); |
| if (u->pipe == NULL) { |
| return NGX_HTTP_INTERNAL_SERVER_ERROR; |
| } |
| |
| u->pipe->input_filter = ngx_event_pipe_copy_input_filter; |
| u->pipe->input_ctx = r; |
| |
| rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); |
| |
| if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { |
| return rc; |
| } |
| |
| return NGX_DONE; |
| } |
| |
| |
| static ngx_int_t |
| ngx_http_uwsgi_eval(ngx_http_request_t *r, ngx_http_uwsgi_loc_conf_t * uwcf) |
| { |
| ngx_url_t u; |
| |
| ngx_memzero(&u, sizeof(ngx_url_t)); |
| |
| if (ngx_http_script_run(r, &u.url, uwcf->uwsgi_lengths->elts, 0, |
| uwcf->uwsgi_values->elts) |
| == NULL) |
| { |
| return NGX_ERROR; |
| } |
| |
| u.no_resolve = 1; |
| |
| if (ngx_parse_url(r->pool, &u) != NGX_OK) { |
| if (u.err) { |
| ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| "%s in upstream \"%V\"", u.err, &u.url); |
| } |
| |
| return NGX_ERROR; |
| } |
| |
| if (u.no_port) { |
| ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| "no port in upstream \"%V\"", &u.url); |
| return NGX_ERROR; |
| } |
| |
| r->upstream->resolved = ngx_pcalloc(r->pool, |
| sizeof(ngx_http_upstream_resolved_t)); |
| if (r->upstream->resolved == NULL) { |
| return NGX_ERROR; |
| } |
| |
| if (u.addrs && u.addrs[0].sockaddr) { |
| r->upstream->resolved->sockaddr = u.addrs[0].sockaddr; |
| r->upstream->resolved->socklen = u.addrs[0].socklen; |
| r->upstream->resolved->naddrs = 1; |
| r->upstream->resolved->host = u.addrs[0].name; |
| |
| } else { |
| r->upstream->resolved->host = u.host; |
| r->upstream->resolved->port = u.port; |
| } |
| |
| return NGX_OK; |
| } |
| |
| |
| static ngx_int_t |
| ngx_http_uwsgi_create_request(ngx_http_request_t *r) |
| { |
| u_char ch; |
| size_t key_len, val_len, len; |
| ngx_uint_t i, n; |
| ngx_buf_t *b; |
| ngx_chain_t *cl, *body; |
| ngx_list_part_t *part; |
| ngx_table_elt_t *header; |
| ngx_http_script_code_pt code; |
| ngx_http_script_engine_t e, le; |
| ngx_http_uwsgi_loc_conf_t *uwcf; |
| ngx_http_script_len_code_pt lcode; |
| |
| len = 0; |
| |
| uwcf = ngx_http_get_module_loc_conf(r, ngx_http_uwsgi_module); |
| |
| if (uwcf->params_len) { |
| ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); |
| |
| ngx_http_script_flush_no_cacheable_variables(r, uwcf->flushes); |
| le.flushed = 1; |
| |
| le.ip = uwcf->params_len->elts; |
| le.request = r; |
| |
| while (*(uintptr_t *) le.ip) { |
| |
| lcode = *(ngx_http_script_len_code_pt *) le.ip; |
| key_len = lcode(&le); |
| |
| for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode (&le)) { |
| lcode = *(ngx_http_script_len_code_pt *) le.ip; |
| } |
| le.ip += sizeof(uintptr_t); |
| |
| len += 2 + key_len + 2 + val_len; |
| } |
| } |
| |
| if (uwcf->upstream.pass_request_headers) { |
| |
| part = &r->headers_in.headers.part; |
| header = part->elts; |
| |
| for (i = 0; /* void */ ; i++) { |
| |
| if (i >= part->nelts) { |
| if (part->next == NULL) { |
| break; |
| } |
| |
| part = part->next; |
| header = part->elts; |
| i = 0; |
| } |
| |
| len += 2 + 5 + header[i].key.len + 2 + header[i].value.len; |
| } |
| } |
| |
| if (uwcf->uwsgi_string.data && uwcf->uwsgi_string.len) { |
| len += uwcf->uwsgi_string.len; |
| } |
| |
| #if 0 |
| /* allow custom uwsgi packet */ |
| if (len > 0 && len < 2) { |
| ngx_log_error (NGX_LOG_ALERT, r->connection->log, 0, |
| "uwsgi request is too little: %uz", len); |
| return NGX_ERROR; |
| } |
| #endif |
| |
| b = ngx_create_temp_buf(r->pool, len + 4); |
| if (b == NULL) { |
| return NGX_ERROR; |
| } |
| |
| cl = ngx_alloc_chain_link(r->pool); |
| if (cl == NULL) { |
| return NGX_ERROR; |
| } |
| |
| cl->buf = b; |
| |
| *b->last++ = uwcf->modifier1; |
| *b->last++ = (u_char) (len & 0xff); |
| *b->last++ = (u_char) ((len >> 8) & 0xff); |
| *b->last++ = uwcf->modifier2; |
| |
| if (uwcf->params_len) { |
| ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); |
| |
| e.ip = uwcf->params->elts; |
| e.pos = b->last; |
| e.request = r; |
| e.flushed = 1; |
| |
| le.ip = uwcf->params_len->elts; |
| |
| while (*(uintptr_t *) le.ip) { |
| |
| lcode = *(ngx_http_script_len_code_pt *) le.ip; |
| key_len = (u_char) lcode (&le); |
| |
| for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) { |
| lcode = *(ngx_http_script_len_code_pt *) le.ip; |
| } |
| le.ip += sizeof(uintptr_t); |
| |
| *e.pos++ = (u_char) (key_len & 0xff); |
| *e.pos++ = (u_char) ((key_len >> 8) & 0xff); |
| |
| code = *(ngx_http_script_code_pt *) e.ip; |
| code((ngx_http_script_engine_t *) & e); |
| |
| *e.pos++ = (u_char) (val_len & 0xff); |
| *e.pos++ = (u_char) ((val_len >> 8) & 0xff); |
| |
| while (*(uintptr_t *) e.ip) { |
| code = *(ngx_http_script_code_pt *) e.ip; |
| code((ngx_http_script_engine_t *) & e); |
| } |
| |
| e.ip += sizeof(uintptr_t); |
| } |
| |
| b->last = e.pos; |
| } |
| |
| if (uwcf->upstream.pass_request_headers) { |
| |
| part = &r->headers_in.headers.part; |
| header = part->elts; |
| |
| for (i = 0; /* void */ ; i++) { |
| |
| if (i >= part->nelts) { |
| if (part->next == NULL) { |
| break; |
| } |
| |
| part = part->next; |
| header = part->elts; |
| i = 0; |
| } |
| |
| key_len = 5 + header[i].key.len; |
| *b->last++ = (u_char) (key_len & 0xff); |
| *b->last++ = (u_char) ((key_len >> 8) & 0xff); |
| |
| b->last = ngx_cpymem(b->last, "HTTP_", 5); |
| for (n = 0; n < header[i].key.len; n++) { |
| ch = header[i].key.data[n]; |
| |
| if (ch >= 'a' && ch <= 'z') { |
| ch &= ~0x20; |
| |
| } else if (ch == '-') { |
| ch = '_'; |
| } |
| |
| *b->last++ = ch; |
| } |
| |
| val_len = header[i].value.len; |
| *b->last++ = (u_char) (val_len & 0xff); |
| *b->last++ = (u_char) ((val_len >> 8) & 0xff); |
| b->last = ngx_copy(b->last, header[i].value.data, val_len); |
| } |
| } |
| |
| if (uwcf->uwsgi_string.data && uwcf->uwsgi_string.len) { |
| b->last = ngx_copy(b->last, uwcf->uwsgi_string.data, |
| uwcf->uwsgi_string.len); |
| } |
| |
| if (uwcf->upstream.pass_request_body) { |
| body = r->upstream->request_bufs; |
| r->upstream->request_bufs = cl; |
| |
| while (body) { |
| b = ngx_alloc_buf(r->pool); |
| if (b == NULL) { |
| return NGX_ERROR; |
| } |
| |
| ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); |
| |
| cl->next = ngx_alloc_chain_link(r->pool); |
| if (cl->next == NULL) { |
| return NGX_ERROR; |
| } |
| |
| cl = cl->next; |
| cl->buf = b; |
| |
| body = body->next; |
| } |
| |
| b->flush = 1; |
| |
| } else { |
| r->upstream->request_bufs = cl; |
| } |
| |
| cl->next = NULL; |
| |
| return NGX_OK; |
| } |
| |
| |
| static ngx_int_t |
| ngx_http_uwsgi_reinit_request(ngx_http_request_t *r) |
| { |
| ngx_http_uwsgi_ctx_t *ctx; |
| |
| ctx = ngx_http_get_module_ctx(r, ngx_http_uwsgi_module); |
| |
| if (ctx == NULL) { |
| return NGX_OK; |
| } |
| |
| ctx->status = 0; |
| ctx->status_count = 0; |
| ctx->status_start = NULL; |
| ctx->status_end = NULL; |
| |
| r->upstream->process_header = ngx_http_uwsgi_process_status_line; |
| |
| return NGX_OK; |
| } |
| |
| static ngx_int_t |
| ngx_http_uwsgi_parse_status_line(ngx_http_request_t *r, |
| ngx_http_uwsgi_ctx_t *ctx) |
| { |
| u_char ch; |
| u_char *p; |
| ngx_http_upstream_t *u; |
| enum { |
| sw_start = 0, |
| sw_H, |
| sw_HT, |
| sw_HTT, |
| sw_HTTP, |
| sw_first_major_digit, |
| sw_major_digit, |
| sw_first_minor_digit, |
| sw_minor_digit, |
| sw_status, |
| sw_space_after_status, |
| sw_status_text, |
| sw_almost_done |
| } state; |
| |
| u = r->upstream; |
| |
| state = r->state; |
| |
| for (p = u->buffer.pos; p < u->buffer.last; p++) { |
| ch = *p; |
| |
| switch (state) { |
| |
| /* "HTTP/" */ |
| case sw_start: |
| switch (ch) { |
| case 'H': |
| state = sw_H; |
| break; |
| default: |
| return NGX_HTTP_UWSGI_PARSE_NO_HEADER; |
| } |
| break; |
| |
| case sw_H: |
| switch (ch) { |
| case 'T': |
| state = sw_HT; |
| break; |
| default: |
| return NGX_HTTP_UWSGI_PARSE_NO_HEADER; |
| } |
| break; |
| |
| case sw_HT: |
| switch (ch) { |
| case 'T': |
| state = sw_HTT; |
| break; |
| default: |
| return NGX_HTTP_UWSGI_PARSE_NO_HEADER; |
| } |
| break; |
| |
| case sw_HTT: |
| switch (ch) { |
| case 'P': |
| state = sw_HTTP; |
| break; |
| default: |
| return NGX_HTTP_UWSGI_PARSE_NO_HEADER; |
| } |
| break; |
| |
| case sw_HTTP: |
| switch (ch) { |
| case '/': |
| state = sw_first_major_digit; |
| break; |
| default: |
| return NGX_HTTP_UWSGI_PARSE_NO_HEADER; |
| } |
| break; |
| |
| /* the first digit of major HTTP version */ |
| case sw_first_major_digit: |
| if (ch < '1' || ch > '9') { |
| return NGX_HTTP_UWSGI_PARSE_NO_HEADER; |
| } |
| |
| state = sw_major_digit; |
| break; |
| |
| /* the major HTTP version or dot */ |
| case sw_major_digit: |
| if (ch == '.') { |
| state = sw_first_minor_digit; |
| break; |
| } |
| |
| if (ch < '0' || ch > '9') { |
| return NGX_HTTP_UWSGI_PARSE_NO_HEADER; |
| } |
| |
| break; |
| |
| /* the first digit of minor HTTP version */ |
| case sw_first_minor_digit: |
| if (ch < '0' || ch > '9') { |
| return NGX_HTTP_UWSGI_PARSE_NO_HEADER; |
| } |
| |
| state = sw_minor_digit; |
| break; |
| |
| /* the minor HTTP version or the end of the request line */ |
| case sw_minor_digit: |
| if (ch == ' ') { |
| state = sw_status; |
| break; |
| } |
| |
| if (ch < '0' || ch > '9') { |
| return NGX_HTTP_UWSGI_PARSE_NO_HEADER; |
| } |
| |
| break; |
| |
| /* HTTP status code */ |
| case sw_status: |
| if (ch == ' ') { |
| break; |
| } |
| |
| if (ch < '0' || ch > '9') { |
| return NGX_HTTP_UWSGI_PARSE_NO_HEADER; |
| } |
| |
| ctx->status = ctx->status * 10 + ch - '0'; |
| |
| if (++ctx->status_count == 3) { |
| state = sw_space_after_status; |
| ctx->status_start = p - 2; |
| } |
| |
| break; |
| |
| /* space or end of line */ |
| case sw_space_after_status: |
| switch (ch) { |
| case ' ': |
| state = sw_status_text; |
| break; |
| case '.': /* IIS may send 403.1, 403.2, etc */ |
| state = sw_status_text; |
| break; |
| case CR: |
| state = sw_almost_done; |
| break; |
| case LF: |
| goto done; |
| default: |
| return NGX_HTTP_UWSGI_PARSE_NO_HEADER; |
| } |
| break; |
| |
| /* any text until end of line */ |
| case sw_status_text: |
| switch (ch) { |
| case CR: |
| state = sw_almost_done; |
| |
| break; |
| case LF: |
| goto done; |
| } |
| break; |
| |
| /* end of status line */ |
| case sw_almost_done: |
| ctx->status_end = p - 1; |
| switch (ch) { |
| case LF: |
| goto done; |
| default: |
| return NGX_HTTP_UWSGI_PARSE_NO_HEADER; |
| } |
| } |
| } |
| |
| u->buffer.pos = p; |
| r->state = state; |
| |
| return NGX_AGAIN; |
| |
| done: |
| |
| u->buffer.pos = p + 1; |
| |
| if (ctx->status_end == NULL) { |
| ctx->status_end = p; |
| } |
| |
| r->state = sw_start; |
| |
| return NGX_OK; |
| } |
| |
| |
| static ngx_int_t |
| ngx_http_uwsgi_process_status_line(ngx_http_request_t *r) |
| { |
| ngx_int_t rc; |
| ngx_http_upstream_t *u; |
| ngx_http_uwsgi_ctx_t *ctx; |
| |
| ctx = ngx_http_get_module_ctx(r, ngx_http_uwsgi_module); |
| |
| if (ctx == NULL) { |
| return NGX_ERROR; |
| } |
| |
| rc = ngx_http_uwsgi_parse_status_line(r, ctx); |
| |
| if (rc == NGX_AGAIN) { |
| return rc; |
| } |
| |
| u = r->upstream; |
| |
| if (rc == NGX_HTTP_UWSGI_PARSE_NO_HEADER) { |
| |
| ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| "upstream sent no valid HTTP/1.0 header"); |
| |
| r->http_version = NGX_HTTP_VERSION_9; |
| u->headers_in.status_n = NGX_HTTP_OK; |
| u->state->status = NGX_HTTP_OK; |
| |
| return NGX_OK; |
| } |
| |
| if (u->state) { |
| u->state->status = ctx->status; |
| } |
| |
| u->headers_in.status_n = ctx->status; |
| |
| u->headers_in.status_line.len = ctx->status_end - ctx->status_start; |
| u->headers_in.status_line.data = ngx_pnalloc(r->pool, |
| u->headers_in.status_line.len); |
| if (u->headers_in.status_line.data == NULL) { |
| return NGX_ERROR; |
| } |
| |
| ngx_memcpy(u->headers_in.status_line.data, ctx->status_start, |
| u->headers_in.status_line.len); |
| |
| ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| "http uwsgi status %ui \"%V\"", |
| u->headers_in.status_n, &u->headers_in.status_line); |
| |
| u->process_header = ngx_http_uwsgi_process_header; |
| |
| return ngx_http_uwsgi_process_header(r); |
| } |
| |
| |
| static ngx_int_t |
| ngx_http_uwsgi_process_header(ngx_http_request_t *r) |
| { |
| ngx_int_t rc; |
| ngx_table_elt_t *h; |
| ngx_http_upstream_header_t *hh; |
| ngx_http_upstream_main_conf_t *umcf; |
| |
| umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
| |
| for ( ;; ) { |
| |
| rc = ngx_http_parse_header_line(r, &r->upstream->buffer, 1); |
| |
| if (rc == NGX_OK) { |
| |
| /* a header line has been parsed successfully */ |
| |
| h = ngx_list_push(&r->upstream->headers_in.headers); |
| if (h == NULL) { |
| return NGX_ERROR; |
| } |
| |
| h->hash = r->header_hash; |
| |
| h->key.len = r->header_name_end - r->header_name_start; |
| h->value.len = r->header_end - r->header_start; |
| |
| h->key.data = ngx_pnalloc(r->pool, |
| h->key.len + 1 + h->value.len + 1 |
| + h->key.len); |
| if (h->key.data == NULL) { |
| return NGX_ERROR; |
| } |
| |
| h->value.data = h->key.data + h->key.len + 1; |
| h->lowcase_key = h->key.data + h->key.len + 1 + h->value.len + 1; |
| |
| ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1); |
| ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1); |
| |
| if (h->key.len == r->lowcase_index) { |
| ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); |
| |
| } else { |
| ngx_strlow(h->lowcase_key, h->key.data, h->key.len); |
| } |
| |
| hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, |
| h->lowcase_key, h->key.len); |
| |
| if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { |
| return NGX_ERROR; |
| } |
| |
| ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| "http uwsgi header: \"%V: %V\"", &h->key, &h->value); |
| |
| continue; |
| } |
| |
| if (rc == NGX_HTTP_PARSE_HEADER_DONE) { |
| |
| /* a whole header has been parsed successfully */ |
| |
| ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| "http uwsgi header done"); |
| |
| /* |
| * if no "Server" and "Date" in header line, |
| * then add the special empty headers |
| */ |
| |
| if (r->upstream->headers_in.server == NULL) { |
| h = ngx_list_push(&r->upstream->headers_in.headers); |
| if (h == NULL) { |
| return NGX_ERROR; |
| } |
| |
| h->hash = ngx_hash(ngx_hash(ngx_hash(ngx_hash( |
| ngx_hash ('s', 'e'), 'r'), 'v'), 'e'), 'r'); |
| |
| ngx_str_set(&h->key, "Server"); |
| ngx_str_null(&h->value); |
| h->lowcase_key = (u_char *) "server"; |
| } |
| |
| if (r->upstream->headers_in.date == NULL) { |
| h = ngx_list_push(&r->upstream->headers_in.headers); |
| if (h == NULL) { |
| return NGX_ERROR; |
| } |
| |
| h->hash = ngx_hash(ngx_hash(ngx_hash('d', 'a'), 't'), 'e'); |
| |
| ngx_str_set(&h->key, "Date"); |
| ngx_str_null(&h->value); |
| h->lowcase_key = (u_char *) "date"; |
| } |
| |
| return NGX_OK; |
| } |
| |
| if (rc == NGX_AGAIN) { |
| return NGX_AGAIN; |
| } |
| |
| /* there was error while a header line parsing */ |
| |
| ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| "upstream sent invalid header"); |
| |
| return NGX_HTTP_UPSTREAM_INVALID_HEADER; |
| } |
| } |
| |
| |
| static void |
| ngx_http_uwsgi_abort_request(ngx_http_request_t *r) |
| { |
| ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| "abort http uwsgi request"); |
| |
| return; |
| } |
| |
| |
| static void |
| ngx_http_uwsgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc) |
| { |
| ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| "finalize http uwsgi request"); |
| |
| return; |
| } |
| |
| |
| static ngx_int_t |
| ngx_http_uwsgi_add_variables(ngx_conf_t *cf) |
| { |
| ngx_http_variable_t *var, *v; |
| |
| for (v = ngx_http_uwsgi_vars; v->name.len; v++) { |
| var = ngx_http_add_variable(cf, &v->name, v->flags); |
| if (var == NULL) { |
| return NGX_ERROR; |
| } |
| |
| var->get_handler = v->get_handler; |
| var->data = v->data; |
| } |
| |
| return NGX_OK; |
| } |
| |
| |
| static void * |
| ngx_http_uwsgi_create_loc_conf(ngx_conf_t *cf) |
| { |
| ngx_http_uwsgi_loc_conf_t *conf; |
| |
| conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_uwsgi_loc_conf_t)); |
| if (conf == NULL) { |
| return NULL; |
| } |
| |
| conf->upstream.store = NGX_CONF_UNSET; |
| conf->upstream.store_access = NGX_CONF_UNSET_UINT; |
| conf->upstream.buffering = NGX_CONF_UNSET; |
| conf->upstream.ignore_client_abort = NGX_CONF_UNSET; |
| |
| conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; |
| conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; |
| conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; |
| |
| conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE; |
| conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; |
| |
| conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE; |
| conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE; |
| conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE; |
| |
| conf->upstream.pass_request_headers = NGX_CONF_UNSET; |
| conf->upstream.pass_request_body = NGX_CONF_UNSET; |
| |
| conf->upstream.hide_headers = NGX_CONF_UNSET_PTR; |
| conf->upstream.pass_headers = NGX_CONF_UNSET_PTR; |
| |
| conf->upstream.intercept_errors = NGX_CONF_UNSET; |
| |
| /* "uwsgi_cyclic_temp_file" is disabled */ |
| conf->upstream.cyclic_temp_file = 0; |
| |
| return conf; |
| } |
| |
| |
| static char * |
| ngx_http_uwsgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) |
| { |
| ngx_http_uwsgi_loc_conf_t *prev = parent; |
| ngx_http_uwsgi_loc_conf_t *conf = child; |
| |
| u_char *p; |
| size_t size; |
| uintptr_t *code; |
| ngx_uint_t i; |
| ngx_keyval_t *src; |
| ngx_hash_init_t hash; |
| ngx_http_script_compile_t sc; |
| ngx_http_script_copy_code_t *copy; |
| |
| if (conf->upstream.store != 0) { |
| ngx_conf_merge_value(conf->upstream.store, prev->upstream.store, 0); |
| |
| if (conf->upstream.store_lengths == NULL) { |
| conf->upstream.store_lengths = prev->upstream.store_lengths; |
| conf->upstream.store_values = prev->upstream.store_values; |
| } |
| } |
| |
| ngx_conf_merge_uint_value(conf->upstream.store_access, |
| prev->upstream.store_access, 0600); |
| |
| ngx_conf_merge_value(conf->upstream.buffering, |
| prev->upstream.buffering, 1); |
| |
| ngx_conf_merge_value(conf->upstream.ignore_client_abort, |
| prev->upstream.ignore_client_abort, 0); |
| |
| ngx_conf_merge_msec_value(conf->upstream.connect_timeout, |
| prev->upstream.connect_timeout, 60000); |
| |
| ngx_conf_merge_msec_value(conf->upstream.send_timeout, |
| prev->upstream.send_timeout, 60000); |
| |
| ngx_conf_merge_msec_value(conf->upstream.read_timeout, |
| prev->upstream.read_timeout, 60000); |
| |
| ngx_conf_merge_size_value(conf->upstream.send_lowat, |
| prev->upstream.send_lowat, 0); |
| |
| ngx_conf_merge_size_value(conf->upstream.buffer_size, |
| prev->upstream.buffer_size, |
| (size_t) ngx_pagesize); |
| |
| |
| ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, |
| 8, ngx_pagesize); |
| |
| if (conf->upstream.bufs.num < 2) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "there must be at least 2 \"uwsgi_buffers\""); |
| return NGX_CONF_ERROR; |
| } |
| |
| |
| size = conf->upstream.buffer_size; |
| if (size < conf->upstream.bufs.size) { |
| size = conf->upstream.bufs.size; |
| } |
| |
| |
| ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, |
| prev->upstream.busy_buffers_size_conf, |
| NGX_CONF_UNSET_SIZE); |
| |
| if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { |
| conf->upstream.busy_buffers_size = 2 * size; |
| } else { |
| conf->upstream.busy_buffers_size = |
| conf->upstream.busy_buffers_size_conf; |
| } |
| |
| if (conf->upstream.busy_buffers_size < size) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "\"uwsgi_busy_buffers_size\" must be equal or bigger " |
| "than maximum of the value of \"uwsgi_buffer_size\" and " |
| "one of the \"uwsgi_buffers\""); |
| |
| return NGX_CONF_ERROR; |
| } |
| |
| if (conf->upstream.busy_buffers_size |
| > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) |
| { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "\"uwsgi_busy_buffers_size\" must be less than " |
| "the size of all \"uwsgi_buffers\" minus one buffer"); |
| |
| return NGX_CONF_ERROR; |
| } |
| |
| |
| ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, |
| prev->upstream.temp_file_write_size_conf, |
| NGX_CONF_UNSET_SIZE); |
| |
| if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { |
| conf->upstream.temp_file_write_size = 2 * size; |
| } else { |
| conf->upstream.temp_file_write_size = |
| conf->upstream.temp_file_write_size_conf; |
| } |
| |
| if (conf->upstream.temp_file_write_size < size) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "\"uwsgi_temp_file_write_size\" must be equal or bigger than " |
| "maximum of the value of \"uwsgi_buffer_size\" and " |
| "one of the \"uwsgi_buffers\""); |
| |
| return NGX_CONF_ERROR; |
| } |
| |
| |
| ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, |
| prev->upstream.max_temp_file_size_conf, |
| NGX_CONF_UNSET_SIZE); |
| |
| if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { |
| conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; |
| } else { |
| conf->upstream.max_temp_file_size = |
| conf->upstream.max_temp_file_size_conf; |
| } |
| |
| if (conf->upstream.max_temp_file_size != 0 |
| && conf->upstream.max_temp_file_size < size) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "\"uwsgi_max_temp_file_size\" must be equal to zero to disable " |
| "the temporary files usage or must be equal or bigger than " |
| "maximum of the value of \"uwsgi_buffer_size\" and " |
| "one of the \"uwsgi_buffers\""); |
| |
| return NGX_CONF_ERROR; |
| } |
| |
| |
| ngx_conf_merge_bitmask_value(conf->upstream.ignore_headers, |
| prev->upstream.ignore_headers, |
| NGX_CONF_BITMASK_SET); |
| |
| |
| ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, |
| prev->upstream.next_upstream, |
| (NGX_CONF_BITMASK_SET |
| |NGX_HTTP_UPSTREAM_FT_ERROR |
| |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); |
| |
| if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { |
| conf->upstream.next_upstream = NGX_CONF_BITMASK_SET |
| |NGX_HTTP_UPSTREAM_FT_OFF; |
| } |
| |
| if (ngx_conf_merge_path_value(cf, &conf->upstream.temp_path, |
| prev->upstream.temp_path, |
| &ngx_http_uwsgi_temp_path) |
| != NGX_OK) |
| { |
| return NGX_CONF_ERROR; |
| } |
| |
| ngx_conf_merge_value(conf->upstream.pass_request_headers, |
| prev->upstream.pass_request_headers, 1); |
| ngx_conf_merge_value(conf->upstream.pass_request_body, |
| prev->upstream.pass_request_body, 1); |
| |
| ngx_conf_merge_value(conf->upstream.intercept_errors, |
| prev->upstream.intercept_errors, 0); |
| |
| ngx_conf_merge_str_value(conf->uwsgi_string, prev->uwsgi_string, ""); |
| |
| hash.max_size = 512; |
| hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
| hash.name = "uwsgi_hide_headers_hash"; |
| |
| if (ngx_http_upstream_hide_headers_hash(cf, &conf->upstream, |
| &prev->upstream, |
| ngx_http_uwsgi_hide_headers, &hash) |
| != NGX_OK) |
| { |
| return NGX_CONF_ERROR; |
| } |
| |
| if (conf->upstream.upstream == NULL) { |
| conf->upstream.upstream = prev->upstream.upstream; |
| } |
| |
| if (conf->uwsgi_lengths == NULL) { |
| conf->uwsgi_lengths = prev->uwsgi_lengths; |
| conf->uwsgi_values = prev->uwsgi_values; |
| } |
| |
| if (conf->modifier1 == 0) { |
| conf->modifier1 = prev->modifier1; |
| } |
| |
| if (conf->modifier2 == 0) { |
| conf->modifier2 = prev->modifier2; |
| } |
| |
| if (conf->params_source == NULL) { |
| conf->flushes = prev->flushes; |
| conf->params_len = prev->params_len; |
| conf->params = prev->params; |
| conf->params_source = prev->params_source; |
| |
| if (conf->params_source == NULL) { |
| return NGX_CONF_OK; |
| } |
| } |
| |
| conf->params_len = ngx_array_create(cf->pool, 64, 1); |
| if (conf->params_len == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| conf->params = ngx_array_create(cf->pool, 512, 1); |
| if (conf->params == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| src = conf->params_source->elts; |
| for (i = 0; i < conf->params_source->nelts; i++) { |
| |
| copy = ngx_array_push_n(conf->params_len, |
| sizeof(ngx_http_script_copy_code_t)); |
| if (copy == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| copy->code = (ngx_http_script_code_pt) ngx_http_script_copy_len_code; |
| copy->len = src[i].key.len; |
| |
| |
| size = (sizeof(ngx_http_script_copy_code_t) |
| + src[i].key.len + sizeof(uintptr_t) - 1) |
| & ~(sizeof(uintptr_t) - 1); |
| |
| copy = ngx_array_push_n(conf->params, size); |
| if (copy == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| copy->code = ngx_http_script_copy_code; |
| copy->len = src[i].key.len; |
| |
| p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); |
| ngx_memcpy(p, src[i].key.data, src[i].key.len); |
| |
| |
| ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); |
| |
| sc.cf = cf; |
| sc.source = &src[i].value; |
| sc.flushes = &conf->flushes; |
| sc.lengths = &conf->params_len; |
| sc.values = &conf->params; |
| |
| if (ngx_http_script_compile(&sc) != NGX_OK) { |
| return NGX_CONF_ERROR; |
| } |
| |
| code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t)); |
| if (code == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| *code = (uintptr_t) NULL; |
| |
| |
| code = ngx_array_push_n(conf->params, sizeof(uintptr_t)); |
| if (code == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| *code = (uintptr_t) NULL; |
| } |
| |
| code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t)); |
| if (code == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| *code = (uintptr_t) NULL; |
| |
| return NGX_CONF_OK; |
| } |
| |
| |
| static char * |
| ngx_http_uwsgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| { |
| ngx_http_uwsgi_loc_conf_t *uwcf = conf; |
| |
| ngx_url_t u; |
| ngx_str_t *value, *url; |
| ngx_uint_t n; |
| ngx_http_core_loc_conf_t *clcf; |
| ngx_http_script_compile_t sc; |
| |
| if (uwcf->upstream.upstream || uwcf->uwsgi_lengths) { |
| return "is duplicate"; |
| } |
| |
| clcf = ngx_http_conf_get_module_loc_conf (cf, ngx_http_core_module); |
| clcf->handler = ngx_http_uwsgi_handler; |
| |
| value = cf->args->elts; |
| |
| url = &value[1]; |
| |
| n = ngx_http_script_variables_count(url); |
| |
| if (n) { |
| |
| ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); |
| |
| sc.cf = cf; |
| sc.source = url; |
| sc.lengths = &uwcf->uwsgi_lengths; |
| sc.values = &uwcf->uwsgi_values; |
| sc.variables = n; |
| sc.complete_lengths = 1; |
| sc.complete_values = 1; |
| |
| if (ngx_http_script_compile(&sc) != NGX_OK) { |
| return NGX_CONF_ERROR; |
| } |
| |
| return NGX_CONF_OK; |
| } |
| |
| ngx_memzero(&u, sizeof(ngx_url_t)); |
| |
| u.url = value[1]; |
| u.no_resolve = 1; |
| |
| uwcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); |
| if (uwcf->upstream.upstream == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| if (clcf->name.data[clcf->name.len - 1] == '/') { |
| clcf->auto_redirect = 1; |
| } |
| |
| return NGX_CONF_OK; |
| } |
| |
| |
| static char * |
| ngx_http_uwsgi_modifier1(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| { |
| ngx_http_uwsgi_loc_conf_t *uwcf = conf; |
| ngx_str_t *value; |
| |
| value = cf->args->elts; |
| |
| uwcf->modifier1 = (u_char) ngx_atoi(value[1].data, value[1].len); |
| |
| return NGX_CONF_OK; |
| } |
| |
| |
| static char * |
| ngx_http_uwsgi_modifier2(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| { |
| ngx_http_uwsgi_loc_conf_t *uwcf = conf; |
| |
| ngx_str_t *value; |
| |
| value = cf->args->elts; |
| |
| uwcf->modifier2 = (u_char) ngx_atoi(value[1].data, value[1].len); |
| |
| return NGX_CONF_OK; |
| } |
