diff options
Diffstat (limited to 'app/nginx/src/http/modules/ngx_http_autoindex_module.c')
| -rw-r--r-- | app/nginx/src/http/modules/ngx_http_autoindex_module.c | 1050 |
1 files changed, 0 insertions, 1050 deletions
diff --git a/app/nginx/src/http/modules/ngx_http_autoindex_module.c b/app/nginx/src/http/modules/ngx_http_autoindex_module.c deleted file mode 100644 index b3bf652..0000000 --- a/app/nginx/src/http/modules/ngx_http_autoindex_module.c +++ /dev/null @@ -1,1050 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -#if 0 - -typedef struct { - ngx_buf_t *buf; - size_t size; - ngx_pool_t *pool; - size_t alloc_size; - ngx_chain_t **last_out; -} ngx_http_autoindex_ctx_t; - -#endif - - -typedef struct { - ngx_str_t name; - size_t utf_len; - size_t escape; - size_t escape_html; - - unsigned dir:1; - unsigned file:1; - - time_t mtime; - off_t size; -} ngx_http_autoindex_entry_t; - - -typedef struct { - ngx_flag_t enable; - ngx_uint_t format; - ngx_flag_t localtime; - ngx_flag_t exact_size; -} ngx_http_autoindex_loc_conf_t; - - -#define NGX_HTTP_AUTOINDEX_HTML 0 -#define NGX_HTTP_AUTOINDEX_JSON 1 -#define NGX_HTTP_AUTOINDEX_JSONP 2 -#define NGX_HTTP_AUTOINDEX_XML 3 - -#define NGX_HTTP_AUTOINDEX_PREALLOCATE 50 - -#define NGX_HTTP_AUTOINDEX_NAME_LEN 50 - - -static ngx_buf_t *ngx_http_autoindex_html(ngx_http_request_t *r, - ngx_array_t *entries); -static ngx_buf_t *ngx_http_autoindex_json(ngx_http_request_t *r, - ngx_array_t *entries, ngx_str_t *callback); -static ngx_int_t ngx_http_autoindex_jsonp_callback(ngx_http_request_t *r, - ngx_str_t *callback); -static ngx_buf_t *ngx_http_autoindex_xml(ngx_http_request_t *r, - ngx_array_t *entries); - -static int ngx_libc_cdecl ngx_http_autoindex_cmp_entries(const void *one, - const void *two); -static ngx_int_t ngx_http_autoindex_error(ngx_http_request_t *r, - ngx_dir_t *dir, ngx_str_t *name); - -static ngx_int_t ngx_http_autoindex_init(ngx_conf_t *cf); -static void *ngx_http_autoindex_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_autoindex_merge_loc_conf(ngx_conf_t *cf, - void *parent, void *child); - - -static ngx_conf_enum_t ngx_http_autoindex_format[] = { - { ngx_string("html"), NGX_HTTP_AUTOINDEX_HTML }, - { ngx_string("json"), NGX_HTTP_AUTOINDEX_JSON }, - { ngx_string("jsonp"), NGX_HTTP_AUTOINDEX_JSONP }, - { ngx_string("xml"), NGX_HTTP_AUTOINDEX_XML }, - { ngx_null_string, 0 } -}; - - -static ngx_command_t ngx_http_autoindex_commands[] = { - - { ngx_string("autoindex"), - 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_autoindex_loc_conf_t, enable), - NULL }, - - { ngx_string("autoindex_format"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_enum_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_autoindex_loc_conf_t, format), - &ngx_http_autoindex_format }, - - { ngx_string("autoindex_localtime"), - 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_autoindex_loc_conf_t, localtime), - NULL }, - - { ngx_string("autoindex_exact_size"), - 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_autoindex_loc_conf_t, exact_size), - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_autoindex_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_autoindex_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_autoindex_create_loc_conf, /* create location configuration */ - ngx_http_autoindex_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_autoindex_module = { - NGX_MODULE_V1, - &ngx_http_autoindex_module_ctx, /* module context */ - ngx_http_autoindex_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_int_t -ngx_http_autoindex_handler(ngx_http_request_t *r) -{ - u_char *last, *filename; - size_t len, allocated, root; - ngx_err_t err; - ngx_buf_t *b; - ngx_int_t rc; - ngx_str_t path, callback; - ngx_dir_t dir; - ngx_uint_t level, format; - ngx_pool_t *pool; - ngx_chain_t out; - ngx_array_t entries; - ngx_http_autoindex_entry_t *entry; - ngx_http_autoindex_loc_conf_t *alcf; - - if (r->uri.data[r->uri.len - 1] != '/') { - return NGX_DECLINED; - } - - if (!(r->method & (NGX_HTTP_GET|NGX_HTTP_HEAD))) { - return NGX_DECLINED; - } - - alcf = ngx_http_get_module_loc_conf(r, ngx_http_autoindex_module); - - if (!alcf->enable) { - return NGX_DECLINED; - } - - /* NGX_DIR_MASK_LEN is lesser than NGX_HTTP_AUTOINDEX_PREALLOCATE */ - - last = ngx_http_map_uri_to_path(r, &path, &root, - NGX_HTTP_AUTOINDEX_PREALLOCATE); - if (last == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - allocated = path.len; - path.len = last - path.data; - if (path.len > 1) { - path.len--; - } - path.data[path.len] = '\0'; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http autoindex: \"%s\"", path.data); - - format = alcf->format; - - if (format == NGX_HTTP_AUTOINDEX_JSONP) { - if (ngx_http_autoindex_jsonp_callback(r, &callback) != NGX_OK) { - return NGX_HTTP_BAD_REQUEST; - } - - if (callback.len == 0) { - format = NGX_HTTP_AUTOINDEX_JSON; - } - } - - if (ngx_open_dir(&path, &dir) == NGX_ERROR) { - err = ngx_errno; - - if (err == NGX_ENOENT - || err == NGX_ENOTDIR - || err == NGX_ENAMETOOLONG) - { - level = NGX_LOG_ERR; - rc = NGX_HTTP_NOT_FOUND; - - } else if (err == NGX_EACCES) { - level = NGX_LOG_ERR; - rc = NGX_HTTP_FORBIDDEN; - - } else { - level = NGX_LOG_CRIT; - rc = NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - ngx_log_error(level, r->connection->log, err, - ngx_open_dir_n " \"%s\" failed", path.data); - - return rc; - } - -#if (NGX_SUPPRESS_WARN) - - /* MSVC thinks 'entries' may be used without having been initialized */ - ngx_memzero(&entries, sizeof(ngx_array_t)); - -#endif - - /* TODO: pool should be temporary pool */ - pool = r->pool; - - if (ngx_array_init(&entries, pool, 40, sizeof(ngx_http_autoindex_entry_t)) - != NGX_OK) - { - return ngx_http_autoindex_error(r, &dir, &path); - } - - r->headers_out.status = NGX_HTTP_OK; - - switch (format) { - - case NGX_HTTP_AUTOINDEX_JSON: - ngx_str_set(&r->headers_out.content_type, "application/json"); - break; - - case NGX_HTTP_AUTOINDEX_JSONP: - ngx_str_set(&r->headers_out.content_type, "application/javascript"); - break; - - case NGX_HTTP_AUTOINDEX_XML: - ngx_str_set(&r->headers_out.content_type, "text/xml"); - ngx_str_set(&r->headers_out.charset, "utf-8"); - break; - - default: /* NGX_HTTP_AUTOINDEX_HTML */ - ngx_str_set(&r->headers_out.content_type, "text/html"); - break; - } - - r->headers_out.content_type_len = r->headers_out.content_type.len; - r->headers_out.content_type_lowcase = NULL; - - rc = ngx_http_send_header(r); - - if (rc == NGX_ERROR || rc > NGX_OK || r->header_only) { - if (ngx_close_dir(&dir) == NGX_ERROR) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, ngx_errno, - ngx_close_dir_n " \"%V\" failed", &path); - } - - return rc; - } - - filename = path.data; - filename[path.len] = '/'; - - for ( ;; ) { - ngx_set_errno(0); - - if (ngx_read_dir(&dir) == NGX_ERROR) { - err = ngx_errno; - - if (err != NGX_ENOMOREFILES) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, err, - ngx_read_dir_n " \"%V\" failed", &path); - return ngx_http_autoindex_error(r, &dir, &path); - } - - break; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http autoindex file: \"%s\"", ngx_de_name(&dir)); - - len = ngx_de_namelen(&dir); - - if (ngx_de_name(&dir)[0] == '.') { - continue; - } - - if (!dir.valid_info) { - - /* 1 byte for '/' and 1 byte for terminating '\0' */ - - if (path.len + 1 + len + 1 > allocated) { - allocated = path.len + 1 + len + 1 - + NGX_HTTP_AUTOINDEX_PREALLOCATE; - - filename = ngx_pnalloc(pool, allocated); - if (filename == NULL) { - return ngx_http_autoindex_error(r, &dir, &path); - } - - last = ngx_cpystrn(filename, path.data, path.len + 1); - *last++ = '/'; - } - - ngx_cpystrn(last, ngx_de_name(&dir), len + 1); - - if (ngx_de_info(filename, &dir) == NGX_FILE_ERROR) { - err = ngx_errno; - - if (err != NGX_ENOENT && err != NGX_ELOOP) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, err, - ngx_de_info_n " \"%s\" failed", filename); - - if (err == NGX_EACCES) { - continue; - } - - return ngx_http_autoindex_error(r, &dir, &path); - } - - if (ngx_de_link_info(filename, &dir) == NGX_FILE_ERROR) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, - ngx_de_link_info_n " \"%s\" failed", - filename); - return ngx_http_autoindex_error(r, &dir, &path); - } - } - } - - entry = ngx_array_push(&entries); - if (entry == NULL) { - return ngx_http_autoindex_error(r, &dir, &path); - } - - entry->name.len = len; - - entry->name.data = ngx_pnalloc(pool, len + 1); - if (entry->name.data == NULL) { - return ngx_http_autoindex_error(r, &dir, &path); - } - - ngx_cpystrn(entry->name.data, ngx_de_name(&dir), len + 1); - - entry->dir = ngx_de_is_dir(&dir); - entry->file = ngx_de_is_file(&dir); - entry->mtime = ngx_de_mtime(&dir); - entry->size = ngx_de_size(&dir); - } - - if (ngx_close_dir(&dir) == NGX_ERROR) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, ngx_errno, - ngx_close_dir_n " \"%V\" failed", &path); - } - - if (entries.nelts > 1) { - ngx_qsort(entries.elts, (size_t) entries.nelts, - sizeof(ngx_http_autoindex_entry_t), - ngx_http_autoindex_cmp_entries); - } - - switch (format) { - - case NGX_HTTP_AUTOINDEX_JSON: - b = ngx_http_autoindex_json(r, &entries, NULL); - break; - - case NGX_HTTP_AUTOINDEX_JSONP: - b = ngx_http_autoindex_json(r, &entries, &callback); - break; - - case NGX_HTTP_AUTOINDEX_XML: - b = ngx_http_autoindex_xml(r, &entries); - break; - - default: /* NGX_HTTP_AUTOINDEX_HTML */ - b = ngx_http_autoindex_html(r, &entries); - break; - } - - if (b == NULL) { - return NGX_ERROR; - } - - /* TODO: free temporary pool */ - - if (r == r->main) { - b->last_buf = 1; - } - - b->last_in_chain = 1; - - out.buf = b; - out.next = NULL; - - return ngx_http_output_filter(r, &out); -} - - -static ngx_buf_t * -ngx_http_autoindex_html(ngx_http_request_t *r, ngx_array_t *entries) -{ - u_char *last, scale; - off_t length; - size_t len, char_len, escape_html; - ngx_tm_t tm; - ngx_buf_t *b; - ngx_int_t size; - ngx_uint_t i, utf8; - ngx_time_t *tp; - ngx_http_autoindex_entry_t *entry; - ngx_http_autoindex_loc_conf_t *alcf; - - static u_char title[] = - "<html>" CRLF - "<head><title>Index of " - ; - - static u_char header[] = - "</title></head>" CRLF - "<body bgcolor=\"white\">" CRLF - "<h1>Index of " - ; - - static u_char tail[] = - "</body>" CRLF - "</html>" CRLF - ; - - static char *months[] = { "Jan", "Feb", "Mar", "Apr", "May", "Jun", - "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" }; - - if (r->headers_out.charset.len == 5 - && ngx_strncasecmp(r->headers_out.charset.data, (u_char *) "utf-8", 5) - == 0) - { - utf8 = 1; - - } else { - utf8 = 0; - } - - escape_html = ngx_escape_html(NULL, r->uri.data, r->uri.len); - - len = sizeof(title) - 1 - + r->uri.len + escape_html - + sizeof(header) - 1 - + r->uri.len + escape_html - + sizeof("</h1>") - 1 - + sizeof("<hr><pre><a href=\"../\">../</a>" CRLF) - 1 - + sizeof("</pre><hr>") - 1 - + sizeof(tail) - 1; - - entry = entries->elts; - for (i = 0; i < entries->nelts; i++) { - entry[i].escape = 2 * ngx_escape_uri(NULL, entry[i].name.data, - entry[i].name.len, - NGX_ESCAPE_URI_COMPONENT); - - entry[i].escape_html = ngx_escape_html(NULL, entry[i].name.data, - entry[i].name.len); - - if (utf8) { - entry[i].utf_len = ngx_utf8_length(entry[i].name.data, - entry[i].name.len); - } else { - entry[i].utf_len = entry[i].name.len; - } - - len += sizeof("<a href=\"") - 1 - + entry[i].name.len + entry[i].escape - + 1 /* 1 is for "/" */ - + sizeof("\">") - 1 - + entry[i].name.len - entry[i].utf_len - + entry[i].escape_html - + NGX_HTTP_AUTOINDEX_NAME_LEN + sizeof(">") - 2 - + sizeof("</a>") - 1 - + sizeof(" 28-Sep-1970 12:00 ") - 1 - + 20 /* the file size */ - + 2; - } - - b = ngx_create_temp_buf(r->pool, len); - if (b == NULL) { - return NULL; - } - - b->last = ngx_cpymem(b->last, title, sizeof(title) - 1); - - if (escape_html) { - b->last = (u_char *) ngx_escape_html(b->last, r->uri.data, r->uri.len); - b->last = ngx_cpymem(b->last, header, sizeof(header) - 1); - b->last = (u_char *) ngx_escape_html(b->last, r->uri.data, r->uri.len); - - } else { - b->last = ngx_cpymem(b->last, r->uri.data, r->uri.len); - b->last = ngx_cpymem(b->last, header, sizeof(header) - 1); - b->last = ngx_cpymem(b->last, r->uri.data, r->uri.len); - } - - b->last = ngx_cpymem(b->last, "</h1>", sizeof("</h1>") - 1); - - b->last = ngx_cpymem(b->last, "<hr><pre><a href=\"../\">../</a>" CRLF, - sizeof("<hr><pre><a href=\"../\">../</a>" CRLF) - 1); - - alcf = ngx_http_get_module_loc_conf(r, ngx_http_autoindex_module); - tp = ngx_timeofday(); - - for (i = 0; i < entries->nelts; i++) { - b->last = ngx_cpymem(b->last, "<a href=\"", sizeof("<a href=\"") - 1); - - if (entry[i].escape) { - ngx_escape_uri(b->last, entry[i].name.data, entry[i].name.len, - NGX_ESCAPE_URI_COMPONENT); - - b->last += entry[i].name.len + entry[i].escape; - - } else { - b->last = ngx_cpymem(b->last, entry[i].name.data, - entry[i].name.len); - } - - if (entry[i].dir) { - *b->last++ = '/'; - } - - *b->last++ = '"'; - *b->last++ = '>'; - - len = entry[i].utf_len; - - if (entry[i].name.len != len) { - if (len > NGX_HTTP_AUTOINDEX_NAME_LEN) { - char_len = NGX_HTTP_AUTOINDEX_NAME_LEN - 3 + 1; - - } else { - char_len = NGX_HTTP_AUTOINDEX_NAME_LEN + 1; - } - - last = b->last; - b->last = ngx_utf8_cpystrn(b->last, entry[i].name.data, - char_len, entry[i].name.len + 1); - - if (entry[i].escape_html) { - b->last = (u_char *) ngx_escape_html(last, entry[i].name.data, - b->last - last); - } - - last = b->last; - - } else { - if (entry[i].escape_html) { - if (len > NGX_HTTP_AUTOINDEX_NAME_LEN) { - char_len = NGX_HTTP_AUTOINDEX_NAME_LEN - 3; - - } else { - char_len = len; - } - - b->last = (u_char *) ngx_escape_html(b->last, - entry[i].name.data, char_len); - last = b->last; - - } else { - b->last = ngx_cpystrn(b->last, entry[i].name.data, - NGX_HTTP_AUTOINDEX_NAME_LEN + 1); - last = b->last - 3; - } - } - - if (len > NGX_HTTP_AUTOINDEX_NAME_LEN) { - b->last = ngx_cpymem(last, "..></a>", sizeof("..></a>") - 1); - - } else { - if (entry[i].dir && NGX_HTTP_AUTOINDEX_NAME_LEN - len > 0) { - *b->last++ = '/'; - len++; - } - - b->last = ngx_cpymem(b->last, "</a>", sizeof("</a>") - 1); - - if (NGX_HTTP_AUTOINDEX_NAME_LEN - len > 0) { - ngx_memset(b->last, ' ', NGX_HTTP_AUTOINDEX_NAME_LEN - len); - b->last += NGX_HTTP_AUTOINDEX_NAME_LEN - len; - } - } - - *b->last++ = ' '; - - ngx_gmtime(entry[i].mtime + tp->gmtoff * 60 * alcf->localtime, &tm); - - b->last = ngx_sprintf(b->last, "%02d-%s-%d %02d:%02d ", - tm.ngx_tm_mday, - months[tm.ngx_tm_mon - 1], - tm.ngx_tm_year, - tm.ngx_tm_hour, - tm.ngx_tm_min); - - if (alcf->exact_size) { - if (entry[i].dir) { - b->last = ngx_cpymem(b->last, " -", - sizeof(" -") - 1); - } else { - b->last = ngx_sprintf(b->last, "%19O", entry[i].size); - } - - } else { - if (entry[i].dir) { - b->last = ngx_cpymem(b->last, " -", - sizeof(" -") - 1); - - } else { - length = entry[i].size; - - if (length > 1024 * 1024 * 1024 - 1) { - size = (ngx_int_t) (length / (1024 * 1024 * 1024)); - if ((length % (1024 * 1024 * 1024)) - > (1024 * 1024 * 1024 / 2 - 1)) - { - size++; - } - scale = 'G'; - - } else if (length > 1024 * 1024 - 1) { - size = (ngx_int_t) (length / (1024 * 1024)); - if ((length % (1024 * 1024)) > (1024 * 1024 / 2 - 1)) { - size++; - } - scale = 'M'; - - } else if (length > 9999) { - size = (ngx_int_t) (length / 1024); - if (length % 1024 > 511) { - size++; - } - scale = 'K'; - - } else { - size = (ngx_int_t) length; - scale = '\0'; - } - - if (scale) { - b->last = ngx_sprintf(b->last, "%6i%c", size, scale); - - } else { - b->last = ngx_sprintf(b->last, " %6i", size); - } - } - } - - *b->last++ = CR; - *b->last++ = LF; - } - - b->last = ngx_cpymem(b->last, "</pre><hr>", sizeof("</pre><hr>") - 1); - - b->last = ngx_cpymem(b->last, tail, sizeof(tail) - 1); - - return b; -} - - -static ngx_buf_t * -ngx_http_autoindex_json(ngx_http_request_t *r, ngx_array_t *entries, - ngx_str_t *callback) -{ - size_t len; - ngx_buf_t *b; - ngx_uint_t i; - ngx_http_autoindex_entry_t *entry; - - len = sizeof("[" CRLF CRLF "]") - 1; - - if (callback) { - len += sizeof("/* callback */" CRLF "();") - 1 + callback->len; - } - - entry = entries->elts; - - for (i = 0; i < entries->nelts; i++) { - entry[i].escape = ngx_escape_json(NULL, entry[i].name.data, - entry[i].name.len); - - len += sizeof("{ }," CRLF) - 1 - + sizeof("\"name\":\"\"") - 1 - + entry[i].name.len + entry[i].escape - + sizeof(", \"type\":\"directory\"") - 1 - + sizeof(", \"mtime\":\"Wed, 31 Dec 1986 10:00:00 GMT\"") - 1; - - if (entry[i].file) { - len += sizeof(", \"size\":") - 1 + NGX_OFF_T_LEN; - } - } - - b = ngx_create_temp_buf(r->pool, len); - if (b == NULL) { - return NULL; - } - - if (callback) { - b->last = ngx_cpymem(b->last, "/* callback */" CRLF, - sizeof("/* callback */" CRLF) - 1); - - b->last = ngx_cpymem(b->last, callback->data, callback->len); - - *b->last++ = '('; - } - - *b->last++ = '['; - - for (i = 0; i < entries->nelts; i++) { - b->last = ngx_cpymem(b->last, CRLF "{ \"name\":\"", - sizeof(CRLF "{ \"name\":\"") - 1); - - if (entry[i].escape) { - b->last = (u_char *) ngx_escape_json(b->last, entry[i].name.data, - entry[i].name.len); - } else { - b->last = ngx_cpymem(b->last, entry[i].name.data, - entry[i].name.len); - } - - b->last = ngx_cpymem(b->last, "\", \"type\":\"", - sizeof("\", \"type\":\"") - 1); - - if (entry[i].dir) { - b->last = ngx_cpymem(b->last, "directory", sizeof("directory") - 1); - - } else if (entry[i].file) { - b->last = ngx_cpymem(b->last, "file", sizeof("file") - 1); - - } else { - b->last = ngx_cpymem(b->last, "other", sizeof("other") - 1); - } - - b->last = ngx_cpymem(b->last, "\", \"mtime\":\"", - sizeof("\", \"mtime\":\"") - 1); - - b->last = ngx_http_time(b->last, entry[i].mtime); - - if (entry[i].file) { - b->last = ngx_cpymem(b->last, "\", \"size\":", - sizeof("\", \"size\":") - 1); - b->last = ngx_sprintf(b->last, "%O", entry[i].size); - - } else { - *b->last++ = '"'; - } - - b->last = ngx_cpymem(b->last, " },", sizeof(" },") - 1); - } - - if (i > 0) { - b->last--; /* strip last comma */ - } - - b->last = ngx_cpymem(b->last, CRLF "]", sizeof(CRLF "]") - 1); - - if (callback) { - *b->last++ = ')'; *b->last++ = ';'; - } - - return b; -} - - -static ngx_int_t -ngx_http_autoindex_jsonp_callback(ngx_http_request_t *r, ngx_str_t *callback) -{ - u_char *p, c, ch; - ngx_uint_t i; - - if (ngx_http_arg(r, (u_char *) "callback", 8, callback) != NGX_OK) { - callback->len = 0; - return NGX_OK; - } - - if (callback->len > 128) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent too long callback name: \"%V\"", callback); - return NGX_DECLINED; - } - - p = callback->data; - - for (i = 0; i < callback->len; i++) { - ch = p[i]; - - c = (u_char) (ch | 0x20); - if (c >= 'a' && c <= 'z') { - continue; - } - - if ((ch >= '0' && ch <= '9') || ch == '_' || ch == '.') { - continue; - } - - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent invalid callback name: \"%V\"", callback); - - return NGX_DECLINED; - } - - return NGX_OK; -} - - -static ngx_buf_t * -ngx_http_autoindex_xml(ngx_http_request_t *r, ngx_array_t *entries) -{ - size_t len; - ngx_tm_t tm; - ngx_buf_t *b; - ngx_str_t type; - ngx_uint_t i; - ngx_http_autoindex_entry_t *entry; - - static u_char head[] = "<?xml version=\"1.0\"?>" CRLF "<list>" CRLF; - static u_char tail[] = "</list>" CRLF; - - len = sizeof(head) - 1 + sizeof(tail) - 1; - - entry = entries->elts; - - for (i = 0; i < entries->nelts; i++) { - entry[i].escape = ngx_escape_html(NULL, entry[i].name.data, - entry[i].name.len); - - len += sizeof("<directory></directory>" CRLF) - 1 - + entry[i].name.len + entry[i].escape - + sizeof(" mtime=\"1986-12-31T10:00:00Z\"") - 1; - - if (entry[i].file) { - len += sizeof(" size=\"\"") - 1 + NGX_OFF_T_LEN; - } - } - - b = ngx_create_temp_buf(r->pool, len); - if (b == NULL) { - return NULL; - } - - b->last = ngx_cpymem(b->last, head, sizeof(head) - 1); - - for (i = 0; i < entries->nelts; i++) { - *b->last++ = '<'; - - if (entry[i].dir) { - ngx_str_set(&type, "directory"); - - } else if (entry[i].file) { - ngx_str_set(&type, "file"); - - } else { - ngx_str_set(&type, "other"); - } - - b->last = ngx_cpymem(b->last, type.data, type.len); - - b->last = ngx_cpymem(b->last, " mtime=\"", sizeof(" mtime=\"") - 1); - - ngx_gmtime(entry[i].mtime, &tm); - - b->last = ngx_sprintf(b->last, "%4d-%02d-%02dT%02d:%02d:%02dZ", - tm.ngx_tm_year, tm.ngx_tm_mon, - tm.ngx_tm_mday, tm.ngx_tm_hour, - tm.ngx_tm_min, tm.ngx_tm_sec); - - if (entry[i].file) { - b->last = ngx_cpymem(b->last, "\" size=\"", - sizeof("\" size=\"") - 1); - b->last = ngx_sprintf(b->last, "%O", entry[i].size); - } - - *b->last++ = '"'; *b->last++ = '>'; - - if (entry[i].escape) { - b->last = (u_char *) ngx_escape_html(b->last, entry[i].name.data, - entry[i].name.len); - } else { - b->last = ngx_cpymem(b->last, entry[i].name.data, - entry[i].name.len); - } - - *b->last++ = '<'; *b->last++ = '/'; - - b->last = ngx_cpymem(b->last, type.data, type.len); - - *b->last++ = '>'; - - *b->last++ = CR; *b->last++ = LF; - } - - b->last = ngx_cpymem(b->last, tail, sizeof(tail) - 1); - - return b; -} - - -static int ngx_libc_cdecl -ngx_http_autoindex_cmp_entries(const void *one, const void *two) -{ - ngx_http_autoindex_entry_t *first = (ngx_http_autoindex_entry_t *) one; - ngx_http_autoindex_entry_t *second = (ngx_http_autoindex_entry_t *) two; - - if (first->dir && !second->dir) { - /* move the directories to the start */ - return -1; - } - - if (!first->dir && second->dir) { - /* move the directories to the start */ - return 1; - } - - return (int) ngx_strcmp(first->name.data, second->name.data); -} - - -#if 0 - -static ngx_buf_t * -ngx_http_autoindex_alloc(ngx_http_autoindex_ctx_t *ctx, size_t size) -{ - ngx_chain_t *cl; - - if (ctx->buf) { - - if ((size_t) (ctx->buf->end - ctx->buf->last) >= size) { - return ctx->buf; - } - - ctx->size += ctx->buf->last - ctx->buf->pos; - } - - ctx->buf = ngx_create_temp_buf(ctx->pool, ctx->alloc_size); - if (ctx->buf == NULL) { - return NULL; - } - - cl = ngx_alloc_chain_link(ctx->pool); - if (cl == NULL) { - return NULL; - } - - cl->buf = ctx->buf; - cl->next = NULL; - - *ctx->last_out = cl; - ctx->last_out = &cl->next; - - return ctx->buf; -} - -#endif - - -static ngx_int_t -ngx_http_autoindex_error(ngx_http_request_t *r, ngx_dir_t *dir, ngx_str_t *name) -{ - if (ngx_close_dir(dir) == NGX_ERROR) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, ngx_errno, - ngx_close_dir_n " \"%V\" failed", name); - } - - return r->header_sent ? NGX_ERROR : NGX_HTTP_INTERNAL_SERVER_ERROR; -} - - -static void * -ngx_http_autoindex_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_autoindex_loc_conf_t *conf; - - conf = ngx_palloc(cf->pool, sizeof(ngx_http_autoindex_loc_conf_t)); - if (conf == NULL) { - return NULL; - } - - conf->enable = NGX_CONF_UNSET; - conf->format = NGX_CONF_UNSET_UINT; - conf->localtime = NGX_CONF_UNSET; - conf->exact_size = NGX_CONF_UNSET; - - return conf; -} - - -static char * -ngx_http_autoindex_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_autoindex_loc_conf_t *prev = parent; - ngx_http_autoindex_loc_conf_t *conf = child; - - ngx_conf_merge_value(conf->enable, prev->enable, 0); - ngx_conf_merge_uint_value(conf->format, prev->format, - NGX_HTTP_AUTOINDEX_HTML); - ngx_conf_merge_value(conf->localtime, prev->localtime, 0); - ngx_conf_merge_value(conf->exact_size, prev->exact_size, 1); - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_autoindex_init(ngx_conf_t *cf) -{ - ngx_http_handler_pt *h; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_HTTP_CONTENT_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_http_autoindex_handler; - - return NGX_OK; -} |