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nginx-0.0.7-2004-07-18-23:11:20 import

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This commit is contained in:
Igor Sysoev
2004-07-18 19:11:20 +00:00
parent f38e046a0a
commit 74a5ddb47a
21 changed files with 488 additions and 260 deletions
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334
src/http/ngx_http_core_module.c
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@@ -5,9 +5,16 @@
#include <ngx_http.h>
#include <nginx.h>
/* STUB */
#define NGX_HTTP_LOCATION_EXACT 1
#define NGX_HTTP_LOCATION_AUTO_REDIRECT 2
#define NGX_HTTP_LOCATION_REGEX 3
static void ngx_http_phase_event_handler(ngx_event_t *rev);
static void ngx_http_run_phases(ngx_http_request_t *r);
static ngx_int_t ngx_http_find_location(ngx_http_request_t *r,
ngx_array_t *locations);
static void *ngx_http_core_create_main_conf(ngx_conf_t *cf);
static char *ngx_http_core_init_main_conf(ngx_conf_t *cf, void *conf);
@@ -103,7 +110,7 @@ static ngx_command_t ngx_http_core_commands[] = {
&ngx_http_restrict_host_names },
{ ngx_string("location"),
NGX_HTTP_SRV_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE12,
NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE12,
ngx_location_block,
NGX_HTTP_SRV_CONF_OFFSET,
0,
@@ -463,121 +470,25 @@ static void ngx_http_run_phases(ngx_http_request_t *r)
ngx_int_t ngx_http_find_location_config(ngx_http_request_t *r)
{
int rc;
ngx_uint_t i;
ngx_str_t *auto_redirect;
ngx_http_core_loc_conf_t *clcf, **clcfp;
ngx_http_core_srv_conf_t *cscf;
#if (HAVE_PCRE)
ngx_uint_t exact;
#endif
ngx_int_t rc;
ngx_http_core_loc_conf_t *clcf;
ngx_http_core_srv_conf_t *cscf;
cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module);
auto_redirect = NULL;
#if (HAVE_PCRE)
exact = 0;
#endif
clcfp = cscf->locations.elts;
for (i = 0; i < cscf->locations.nelts; i++) {
rc = ngx_http_find_location(r, &cscf->locations);
#if (HAVE_PCRE)
if (clcfp[i]->regex) {
break;
}
#endif
ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"find location: %s\"%s\"",
clcfp[i]->exact_match ? "= " : "",
clcfp[i]->name.data);
if (clcfp[i]->auto_redirect
&& r->uri.len == clcfp[i]->name.len - 1
&& ngx_strncmp(r->uri.data, clcfp[i]->name.data,
clcfp[i]->name.len - 1) == 0)
{
auto_redirect = &clcfp[i]->name;
continue;
}
if (r->uri.len < clcfp[i]->name.len) {
continue;
}
rc = ngx_strncmp(r->uri.data, clcfp[i]->name.data, clcfp[i]->name.len);
if (rc < 0) {
/* locations are lexicographically sorted */
break;
}
if (rc == 0) {
r->loc_conf = clcfp[i]->loc_conf;
clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
r->connection->log->file = clcf->err_log->file;
if (!(r->connection->log->log_level & NGX_LOG_DEBUG_CONNECTION)) {
r->connection->log->log_level = clcf->err_log->log_level;
}
if (clcfp[i]->exact_match && r->uri.len == clcfp[i]->name.len) {
#if (HAVE_PCRE)
exact = 1;
#endif
break;
}
}
if (rc == NGX_HTTP_INTERNAL_SERVER_ERROR) {
return rc;
}
#if (HAVE_PCRE)
if (!exact && !auto_redirect) {
/* regex matches */
for (/* void */; i < cscf->locations.nelts; i++) {
if (!clcfp[i]->regex) {
continue;
}
ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"find location: %s\"%s\"",
clcfp[i]->exact_match ? "= " :
clcfp[i]->regex ? "~ " : "",
clcfp[i]->name.data);
rc = ngx_regex_exec(clcfp[i]->regex, &r->uri, NULL, 0);
if (rc == NGX_DECLINED) {
continue;
}
if (rc < 0) {
ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
ngx_regex_exec_n
" failed: %d on \"%s\" using \"%s\"",
rc, r->uri.data, clcfp[i]->name.data);
return NGX_HTTP_INTERNAL_SERVER_ERROR;
}
/* match */
r->loc_conf = clcfp[i]->loc_conf;
clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
r->connection->log->file = clcf->err_log->file;
if (!(r->connection->log->log_level & NGX_LOG_DEBUG_CONNECTION)) {
r->connection->log->log_level = clcf->err_log->log_level;
}
break;
}
}
#endif /* HAVE_PCRE */
clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
r->connection->log->file = clcf->err_log->file;
if (!(r->connection->log->log_level & NGX_LOG_DEBUG_CONNECTION)) {
r->connection->log->log_level = clcf->err_log->log_level;
}
if (!(ngx_io.flags & NGX_IO_SENDFILE) || !clcf->sendfile) {
r->sendfile = 0;
@@ -609,14 +520,14 @@ ngx_int_t ngx_http_find_location_config(ngx_http_request_t *r)
}
if (auto_redirect) {
if (rc == NGX_HTTP_LOCATION_AUTO_REDIRECT) {
if (!(r->headers_out.location =
ngx_http_add_header(&r->headers_out, ngx_http_headers_out)))
{
return NGX_HTTP_INTERNAL_SERVER_ERROR;
}
r->headers_out.location->value = *auto_redirect;
r->headers_out.location->value = clcf->name;
return NGX_HTTP_MOVED_PERMANENTLY;
}
@@ -629,6 +540,125 @@ ngx_int_t ngx_http_find_location_config(ngx_http_request_t *r)
}
static ngx_int_t ngx_http_find_location(ngx_http_request_t *r,
ngx_array_t *locations)
{
ngx_int_t n, rc;
ngx_uint_t i, found;
ngx_http_core_loc_conf_t *clcf, **clcfp;
ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "find location");
found = 0;
clcfp = locations->elts;
for (i = 0; i < locations->nelts; i++) {
#if (HAVE_PCRE)
if (clcfp[i]->regex) {
break;
}
#endif
ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"find location: %s\"%s\"",
clcfp[i]->exact_match ? "= " : "",
clcfp[i]->name.data);
if (clcfp[i]->auto_redirect
&& r->uri.len == clcfp[i]->name.len - 1
&& ngx_strncmp(r->uri.data, clcfp[i]->name.data,
clcfp[i]->name.len - 1) == 0)
{
/* the locations are lexicographically sorted */
r->loc_conf = clcfp[i]->loc_conf;
return NGX_HTTP_LOCATION_AUTO_REDIRECT;
}
if (r->uri.len < clcfp[i]->name.len) {
continue;
}
n = ngx_strncmp(r->uri.data, clcfp[i]->name.data, clcfp[i]->name.len);
if (n < 0) {
/* the locations are lexicographically sorted */
break;
}
if (n == 0) {
clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
if (clcf->name.len >= clcfp[i]->name.len) {
/* the previous match is longer */
break;
}
r->loc_conf = clcfp[i]->loc_conf;
if (clcfp[i]->exact_match && r->uri.len == clcfp[i]->name.len) {
return NGX_HTTP_LOCATION_EXACT;
}
found = 1;
}
}
if (found) {
clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
if (clcf->locations.nelts) {
rc = ngx_http_find_location(r, &clcf->locations);
if (rc != NGX_OK) {
return rc;
}
}
}
#if (HAVE_PCRE)
/* regex matches */
for (/* void */; i < locations->nelts; i++) {
if (!clcfp[i]->regex) {
continue;
}
ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"find location: ~ \"%s\"",
clcfp[i]->name.data);
n = ngx_regex_exec(clcfp[i]->regex, &r->uri, NULL, 0);
if (n == NGX_DECLINED) {
continue;
}
if (n < 0) {
ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
ngx_regex_exec_n
" failed: %d on \"%s\" using \"%s\"",
n, r->uri.data, clcfp[i]->name.data);
return NGX_HTTP_INTERNAL_SERVER_ERROR;
}
/* match */
r->loc_conf = clcfp[i]->loc_conf;
return NGX_HTTP_LOCATION_REGEX;
}
#endif /* HAVE_PCRE */
return NGX_OK;
}
ngx_int_t ngx_http_set_content_type(ngx_http_request_t *r)
{
uint32_t key;
@@ -799,7 +829,7 @@ ngx_int_t ngx_http_internal_redirect(ngx_http_request_t *r,
}
#if 1 /* STUB: test the delay http handler */
#if 0 /* STUB: test the delay http handler */
int ngx_http_delay_handler(ngx_http_request_t *r)
{
@@ -863,7 +893,7 @@ static char *ngx_server_block(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy)
char *rv;
ngx_http_module_t *module;
ngx_conf_t pvcf;
ngx_http_conf_ctx_t *ctx, *hctx;
ngx_http_conf_ctx_t *ctx, *http_ctx;
ngx_http_core_main_conf_t *cmcf;
ngx_http_core_srv_conf_t *cscf, **cscfp;
@@ -871,8 +901,8 @@ static char *ngx_server_block(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy)
ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)),
NGX_CONF_ERROR);
hctx = (ngx_http_conf_ctx_t *) cf->ctx;
ctx->main_conf = hctx->main_conf;
http_ctx = cf->ctx;
ctx->main_conf = http_ctx->main_conf;
/* the server{}'s srv_conf */
@@ -928,7 +958,7 @@ static char *ngx_server_block(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy)
}
ngx_qsort(cscf->locations.elts, (size_t) cscf->locations.nelts,
sizeof(void *), ngx_cmp_locations);
sizeof(ngx_http_core_loc_conf_t *), ngx_cmp_locations);
return rv;
}
@@ -936,20 +966,21 @@ static char *ngx_server_block(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy)
static int ngx_cmp_locations(const void *one, const void *two)
{
ngx_http_core_loc_conf_t *first = *(ngx_http_core_loc_conf_t **) one;
ngx_http_core_loc_conf_t *second = *(ngx_http_core_loc_conf_t **) two;
ngx_int_t rc;
ngx_http_core_loc_conf_t *first, *second;
ngx_int_t rc;
first = *(ngx_http_core_loc_conf_t **) one;
second = *(ngx_http_core_loc_conf_t **) two;
#if (HAVE_PCRE)
if (first->regex && !second->regex) {
/* shift regex matches to the end */
/* shift the regex matches to the end */
return 1;
}
if (first->regex || second->regex) {
/* do not sort regex matches */
/* do not sort the regex matches */
return 0;
}
@@ -971,11 +1002,11 @@ static char *ngx_location_block(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy)
char *rv;
ngx_int_t m;
ngx_str_t *value;
ngx_conf_t pcf;
ngx_http_module_t *module;
ngx_conf_t pvcf;
ngx_http_conf_ctx_t *ctx, *pvctx;
ngx_http_conf_ctx_t *ctx, *pctx;
ngx_http_core_srv_conf_t *cscf;
ngx_http_core_loc_conf_t *clcf, **clcfp;
ngx_http_core_loc_conf_t *clcf, *pclcf, **clcfp;
#if (HAVE_PCRE)
ngx_str_t err;
u_char errstr[NGX_MAX_CONF_ERRSTR];
@@ -985,9 +1016,9 @@ static char *ngx_location_block(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy)
return NGX_CONF_ERROR;
}
pvctx = (ngx_http_conf_ctx_t *) cf->ctx;
ctx->main_conf = pvctx->main_conf;
ctx->srv_conf = pvctx->srv_conf;
pctx = cf->ctx;
ctx->main_conf = pctx->main_conf;
ctx->srv_conf = pctx->srv_conf;
ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module);
if (ctx->loc_conf == NULL) {
@@ -1060,17 +1091,52 @@ static char *ngx_location_block(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy)
clcf->name.data = value[1].data;
}
cscf = ctx->srv_conf[ngx_http_core_module.ctx_index];
if (!(clcfp = ngx_push_array(&cscf->locations))) {
return NGX_CONF_ERROR;
pclcf = pctx->loc_conf[ngx_http_core_module.ctx_index];
if (pclcf->name.len == 0) {
cscf = ctx->srv_conf[ngx_http_core_module.ctx_index];
if (!(clcfp = ngx_push_array(&cscf->locations))) {
return NGX_CONF_ERROR;
}
} else {
clcf->prev_location = pclcf;
if (pclcf->exact_match) {
ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
"location \"%s\" could not be inside "
"the exact location \"%s\"",
clcf->name.data, pclcf->name.data);
return NGX_CONF_ERROR;
}
if (clcf->regex == NULL
&& ngx_strncmp(clcf->name.data, pclcf->name.data, pclcf->name.len)
!= 0)
{
ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
"location \"%s\" is outside location \"%s\"",
clcf->name.data, pclcf->name.data);
return NGX_CONF_ERROR;
}
if (pclcf->locations.elts == NULL) {
ngx_init_array(pclcf->locations, cf->pool, 5, sizeof(void *),
NGX_CONF_ERROR);
}
if (!(clcfp = ngx_push_array(&pclcf->locations))) {
return NGX_CONF_ERROR;
}
}
*clcfp = clcf;
pvcf = *cf;
pcf = *cf;
cf->ctx = ctx;
cf->cmd_type = NGX_HTTP_LOC_CONF;
rv = ngx_conf_parse(cf, NULL);
*cf = pvcf;
*cf = pcf;
return rv;
}
@@ -1220,9 +1286,12 @@ static char *ngx_http_core_merge_srv_conf(ngx_conf_t *cf,
n->name.len = ngx_strlen(n->name.data);
n->core_srv_conf = conf;
#if 0
ctx = (ngx_http_conf_ctx_t *)
cf->cycle->conf_ctx[ngx_http_module.index];
cmcf = ctx->main_conf[ngx_http_core_module.ctx_index];
#endif
cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module);
if (cmcf->max_server_name_len < n->name.len) {
cmcf->max_server_name_len = n->name.len;
@@ -1478,8 +1547,11 @@ static char *ngx_set_server_name(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
/* TODO: several names */
/* TODO: warn about duplicate 'server_name' directives */
#if 0
ctx = (ngx_http_conf_ctx_t *) cf->cycle->conf_ctx[ngx_http_module.index];
cmcf = ctx->main_conf[ngx_http_core_module.ctx_index];
#endif
cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module);
value = cf->args->elts;