static int build_doc_root(server *srv, connection *con, plugin_data *p, buffer *out, buffer *host) {
stat_cache_entry *sce = NULL;
force_assert(!buffer_string_is_empty(p->conf.server_root));
buffer_string_prepare_copy(out, 127);
buffer_copy_buffer(out, p->conf.server_root);
if (!buffer_string_is_empty(host)) {
/* a hostname has to start with a alpha-numerical character
* and must not contain a slash "/"
*/
char *dp;
buffer_append_slash(out);
if (NULL == (dp = strchr(host->ptr, ':'))) {
buffer_append_string_buffer(out, host);
} else {
buffer_append_string_len(out, host->ptr, dp - host->ptr);
}
}
buffer_append_slash(out);
if (buffer_string_length(p->conf.document_root) > 1 && p->conf.document_root->ptr[0] == '/') {
buffer_append_string_len(out, p->conf.document_root->ptr + 1, buffer_string_length(p->conf.document_root) - 1);
} else {
buffer_append_string_buffer(out, p->conf.document_root);
buffer_append_slash(out);
}
if (HANDLER_ERROR == stat_cache_get_entry(srv, con, out, &sce)) {
if (p->conf.debug) {
log_error_write(srv, __FILE__, __LINE__, "sb",
strerror(errno), out);
}
return -1;
} else if (!S_ISDIR(sce->st.st_mode)) {
return -1;
}
return 0;
}
static void http_list_directory_footer(server *srv, connection *con, plugin_data *p, buffer *out) {
UNUSED(srv);
buffer_append_string_len(out, CONST_STR_LEN(
"</tbody>\n"
"</table>\n"
"</div>\n"
));
if (!buffer_string_is_empty(p->conf.show_readme)) {
/* if we have a README file, display it in <pre class="readme"></pre> */
buffer_copy_buffer(p->tmp_buf, con->physical.path);
buffer_append_slash(p->tmp_buf);
buffer_append_string_buffer(p->tmp_buf, p->conf.show_readme);
http_list_directory_include_file(out, p->tmp_buf, "readme", p->conf.encode_readme);
}
if(p->conf.auto_layout) {
buffer_append_string_len(out, CONST_STR_LEN(
"<div class=\"foot\">"
));
if (!buffer_string_is_empty(p->conf.set_footer)) {
buffer_append_string_buffer(out, p->conf.set_footer);
} else {
buffer_append_string_buffer(out, con->conf.server_tag);
}
buffer_append_string_len(out, CONST_STR_LEN(
"</div>\n"
));
if (!buffer_string_is_empty(p->conf.external_js)) {
buffer_append_string_len(out, CONST_STR_LEN("<script type=\"text/javascript\" src=\""));
buffer_append_string_buffer(out, p->conf.external_js);
buffer_append_string_len(out, CONST_STR_LEN("\"></script>\n"));
} else if (buffer_is_empty(p->conf.external_js)) {
http_dirlist_append_js_table_resort(out, con);
}
buffer_append_string_len(out, CONST_STR_LEN(
"</body>\n"
"</html>\n"
));
}
}
static void http_list_directory_footer(server *srv, connection *con, plugin_data *p, buffer *out) {
UNUSED(srv);
buffer_append_string_len(out, CONST_STR_LEN(
"</tbody>\n"
"</table>\n"
"</div>\n"
));
if (p->conf.show_readme) {
stream s;
/* if we have a README file, display it in <pre class="readme"></pre> */
buffer_copy_buffer(p->tmp_buf, con->physical.path);
buffer_append_slash(p->tmp_buf);
buffer_append_string_len(p->tmp_buf, CONST_STR_LEN("README.txt"));
if (-1 != stream_open(&s, p->tmp_buf)) {
if (p->conf.encode_readme) {
buffer_append_string_len(out, CONST_STR_LEN("<pre class=\"readme\">"));
buffer_append_string_encoded(out, s.start, s.size, ENCODING_MINIMAL_XML);
buffer_append_string_len(out, CONST_STR_LEN("</pre>"));
} else {
buffer_append_string_len(out, s.start, s.size);
}
}
stream_close(&s);
}
if(p->conf.auto_layout) {
buffer_append_string_len(out, CONST_STR_LEN(
"<div class=\"foot\">"
));
if (!buffer_string_is_empty(p->conf.set_footer)) {
buffer_append_string_buffer(out, p->conf.set_footer);
} else if (buffer_is_empty(con->conf.server_tag)) {
buffer_append_string_len(out, CONST_STR_LEN(PACKAGE_DESC));
} else {
buffer_append_string_buffer(out, con->conf.server_tag);
}
buffer_append_string_len(out, CONST_STR_LEN(
"</div>\n"
"</body>\n"
"</html>\n"
));
}
}
static void http_list_directory_header(server *srv, connection *con, plugin_data *p, buffer *out) {
UNUSED(srv);
if (p->conf.auto_layout) {
buffer_append_string_len(out, CONST_STR_LEN(
"<!DOCTYPE html>\n"
"<html>\n"
"<head>\n"
));
if (!buffer_string_is_empty(p->conf.encoding)) {
buffer_append_string_len(out, CONST_STR_LEN("<meta charset=\""));
buffer_append_string_buffer(out, p->conf.encoding);
buffer_append_string_len(out, CONST_STR_LEN("\">\n"));
}
buffer_append_string_len(out, CONST_STR_LEN("<title>Index of "));
buffer_append_string_encoded(out, CONST_BUF_LEN(con->uri.path), ENCODING_MINIMAL_XML);
buffer_append_string_len(out, CONST_STR_LEN("</title>\n"));
if (!buffer_string_is_empty(p->conf.external_css)) {
buffer_append_string_len(out, CONST_STR_LEN("<meta name=\"viewport\" content=\"initial-scale=1\">"));
buffer_append_string_len(out, CONST_STR_LEN("<link rel=\"stylesheet\" type=\"text/css\" href=\""));
buffer_append_string_buffer(out, p->conf.external_css);
buffer_append_string_len(out, CONST_STR_LEN("\">\n"));
} else {
buffer_append_string_len(out, CONST_STR_LEN(
"<style type=\"text/css\">\n"
"a, a:active {text-decoration: none; color: blue;}\n"
"a:visited {color: #48468F;}\n"
"a:hover, a:focus {text-decoration: underline; color: red;}\n"
"body {background-color: #F5F5F5;}\n"
"h2 {margin-bottom: 12px;}\n"
"table {margin-left: 12px;}\n"
"th, td {"
" font: 90% monospace;"
" text-align: left;"
"}\n"
"th {"
" font-weight: bold;"
" padding-right: 14px;"
" padding-bottom: 3px;"
"}\n"
"td {padding-right: 14px;}\n"
"td.s, th.s {text-align: right;}\n"
"div.list {"
" background-color: white;"
" border-top: 1px solid #646464;"
" border-bottom: 1px solid #646464;"
" padding-top: 10px;"
" padding-bottom: 14px;"
"}\n"
"div.foot {"
" font: 90% monospace;"
" color: #787878;"
" padding-top: 4px;"
"}\n"
"</style>\n"
));
}
buffer_append_string_len(out, CONST_STR_LEN("</head>\n<body>\n"));
}
if (!buffer_string_is_empty(p->conf.show_header)) {
/* if we have a HEADER file, display it in <pre class="header"></pre> */
buffer_copy_buffer(p->tmp_buf, con->physical.path);
buffer_append_slash(p->tmp_buf);
buffer_append_string_buffer(p->tmp_buf, p->conf.show_header);
http_list_directory_include_file(out, p->tmp_buf, "header", p->conf.encode_header);
}
buffer_append_string_len(out, CONST_STR_LEN("<h2>Index of "));
buffer_append_string_encoded(out, CONST_BUF_LEN(con->uri.path), ENCODING_MINIMAL_XML);
buffer_append_string_len(out, CONST_STR_LEN(
"</h2>\n"
"<div class=\"list\">\n"
"<table summary=\"Directory Listing\" cellpadding=\"0\" cellspacing=\"0\">\n"
"<thead>"
"<tr>"
"<th class=\"n\">Name</th>"
"<th class=\"m\">Last Modified</th>"
"<th class=\"s\">Size</th>"
"<th class=\"t\">Type</th>"
"</tr>"
"</thead>\n"
"<tbody>\n"
"<tr class=\"d\">"
"<td class=\"n\"><a href=\"../\">..</a>/</td>"
"<td class=\"m\"> </td>"
"<td class=\"s\">- </td>"
"<td class=\"t\">Directory</td>"
"</tr>\n"
));
}
static void http_list_directory_header(server *srv, connection *con, plugin_data *p, buffer *out) {
UNUSED(srv);
if (p->conf.auto_layout) {
buffer_append_string_len(out, CONST_STR_LEN(
"<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.1//EN\" \"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd\">\n"
"<html xmlns=\"http://www.w3.org/1999/xhtml\" xml:lang=\"en\">\n"
"<head>\n"
"<title>Index of "
));
buffer_append_string_encoded(out, CONST_BUF_LEN(con->uri.path), ENCODING_MINIMAL_XML);
buffer_append_string_len(out, CONST_STR_LEN("</title>\n"));
if (!buffer_string_is_empty(p->conf.external_css)) {
buffer_append_string_len(out, CONST_STR_LEN("<link rel=\"stylesheet\" type=\"text/css\" href=\""));
buffer_append_string_buffer(out, p->conf.external_css);
buffer_append_string_len(out, CONST_STR_LEN("\" />\n"));
} else {
buffer_append_string_len(out, CONST_STR_LEN(
"<style type=\"text/css\">\n"
"a, a:active {text-decoration: none; color: blue;}\n"
"a:visited {color: #48468F;}\n"
"a:hover, a:focus {text-decoration: underline; color: red;}\n"
"body {background-color: #F5F5F5;}\n"
"h2 {margin-bottom: 12px;}\n"
"table {margin-left: 12px;}\n"
"th, td {"
" font: 90% monospace;"
" text-align: left;"
"}\n"
"th {"
" font-weight: bold;"
" padding-right: 14px;"
" padding-bottom: 3px;"
"}\n"
"td {padding-right: 14px;}\n"
"td.s, th.s {text-align: right;}\n"
"div.list {"
" background-color: white;"
" border-top: 1px solid #646464;"
" border-bottom: 1px solid #646464;"
" padding-top: 10px;"
" padding-bottom: 14px;"
"}\n"
"div.foot {"
" font: 90% monospace;"
" color: #787878;"
" padding-top: 4px;"
"}\n"
"</style>\n"
));
}
buffer_append_string_len(out, CONST_STR_LEN("</head>\n<body>\n"));
}
/* HEADER.txt */
if (p->conf.show_header) {
stream s;
/* if we have a HEADER file, display it in <pre class="header"></pre> */
buffer_copy_buffer(p->tmp_buf, con->physical.path);
buffer_append_slash(p->tmp_buf);
buffer_append_string_len(p->tmp_buf, CONST_STR_LEN("HEADER.txt"));
if (-1 != stream_open(&s, p->tmp_buf)) {
if (p->conf.encode_header) {
buffer_append_string_len(out, CONST_STR_LEN("<pre class=\"header\">"));
buffer_append_string_encoded(out, s.start, s.size, ENCODING_MINIMAL_XML);
buffer_append_string_len(out, CONST_STR_LEN("</pre>"));
} else {
buffer_append_string_len(out, s.start, s.size);
}
}
stream_close(&s);
}
buffer_append_string_len(out, CONST_STR_LEN("<h2>Index of "));
buffer_append_string_encoded(out, CONST_BUF_LEN(con->uri.path), ENCODING_MINIMAL_XML);
buffer_append_string_len(out, CONST_STR_LEN(
"</h2>\n"
"<div class=\"list\">\n"
"<table summary=\"Directory Listing\" cellpadding=\"0\" cellspacing=\"0\">\n"
"<thead>"
"<tr>"
"<th class=\"n\">Name</th>"
"<th class=\"m\">Last Modified</th>"
"<th class=\"s\">Size</th>"
"<th class=\"t\">Type</th>"
"</tr>"
"</thead>\n"
"<tbody>\n"
"<tr>"
"<td class=\"n\"><a href=\"../\">Parent Directory</a>/</td>"
"<td class=\"m\"> </td>"
"<td class=\"s\">- </td>"
"<td class=\"t\">Directory</td>"
"</tr>\n"
));
}
handler_t http_response_prepare(server *srv, connection *con) {
handler_t r;
/* looks like someone has already done a decision */
if (con->mode == DIRECT &&
(con->http_status != 0 && con->http_status != 200)) {
/* remove a packets in the queue */
if (con->file_finished == 0) {
chunkqueue_reset(con->write_queue);
}
return HANDLER_FINISHED;
}
/* no decision yet, build conf->filename */
if (con->mode == DIRECT && buffer_is_empty(con->physical.path)) {
char *qstr;
/* we only come here when we have the parse the full request again
*
* a HANDLER_COMEBACK from mod_rewrite and mod_fastcgi might be a
* problem here as mod_setenv might get called multiple times
*
* fastcgi-auth might lead to a COMEBACK too
* fastcgi again dead server too
*
* mod_compress might add headers twice too
*
* */
config_cond_cache_reset(srv, con);
config_setup_connection(srv, con); /* Perhaps this could be removed at other places. */
if (con->conf.log_condition_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "run condition");
}
config_patch_connection(srv, con, COMP_SERVER_SOCKET); /* SERVERsocket */
/**
* prepare strings
*
* - uri.path_raw
* - uri.path (secure)
* - uri.query
*
*/
/**
* Name according to RFC 2396
*
* - scheme
* - authority
* - path
* - query
*
* (scheme)://(authority)(path)?(query)#fragment
*
*
*/
/* initial scheme value. can be overwritten for example by mod_extforward later */
if (con->srv_socket->is_ssl) {
buffer_copy_string_len(con->uri.scheme, CONST_STR_LEN("https"));
} else {
buffer_copy_string_len(con->uri.scheme, CONST_STR_LEN("http"));
}
buffer_copy_buffer(con->uri.authority, con->request.http_host);
buffer_to_lower(con->uri.authority);
config_patch_connection(srv, con, COMP_HTTP_SCHEME); /* Scheme: */
config_patch_connection(srv, con, COMP_HTTP_HOST); /* Host: */
config_patch_connection(srv, con, COMP_HTTP_REMOTE_IP); /* Client-IP */
config_patch_connection(srv, con, COMP_HTTP_REFERER); /* Referer: */
config_patch_connection(srv, con, COMP_HTTP_USER_AGENT);/* User-Agent: */
config_patch_connection(srv, con, COMP_HTTP_LANGUAGE); /* Accept-Language: */
config_patch_connection(srv, con, COMP_HTTP_COOKIE); /* Cookie: */
config_patch_connection(srv, con, COMP_HTTP_REQUEST_METHOD); /* REQUEST_METHOD */
/** their might be a fragment which has to be cut away */
if (NULL != (qstr = strchr(con->request.uri->ptr, '#'))) {
buffer_string_set_length(con->request.uri, qstr - con->request.uri->ptr);
}
/** extract query string from request.uri */
if (NULL != (qstr = strchr(con->request.uri->ptr, '?'))) {
buffer_copy_string (con->uri.query, qstr + 1);
buffer_copy_string_len(con->uri.path_raw, con->request.uri->ptr, qstr - con->request.uri->ptr);
} else {
buffer_reset (con->uri.query);
buffer_copy_buffer(con->uri.path_raw, con->request.uri);
}
/* decode url to path
*
* - decode url-encodings (e.g. %20 -> ' ')
* - remove path-modifiers (e.g. /../)
*/
if (con->request.http_method == HTTP_METHOD_OPTIONS &&
con->uri.path_raw->ptr[0] == '*' && con->uri.path_raw->ptr[1] == '\0') {
/* OPTIONS * ... */
buffer_copy_buffer(con->uri.path, con->uri.path_raw);
} else {
buffer_copy_buffer(srv->tmp_buf, con->uri.path_raw);
buffer_urldecode_path(srv->tmp_buf);
buffer_path_simplify(con->uri.path, srv->tmp_buf);
}
config_patch_connection(srv, con, COMP_HTTP_URL); /* HTTPurl */
config_patch_connection(srv, con, COMP_HTTP_QUERY_STRING); /* HTTPqs */
#ifdef USE_OPENSSL
if (con->srv_socket->is_ssl && con->conf.ssl_verifyclient) {
https_add_ssl_entries(con);
}
#endif
/* do we have to downgrade to 1.0 ? */
if (!con->conf.allow_http11) {
con->request.http_version = HTTP_VERSION_1_0;
}
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- splitting Request-URI");
log_error_write(srv, __FILE__, __LINE__, "sb", "Request-URI : ", con->request.uri);
log_error_write(srv, __FILE__, __LINE__, "sb", "URI-scheme : ", con->uri.scheme);
log_error_write(srv, __FILE__, __LINE__, "sb", "URI-authority : ", con->uri.authority);
log_error_write(srv, __FILE__, __LINE__, "sb", "URI-path (raw) : ", con->uri.path_raw);
log_error_write(srv, __FILE__, __LINE__, "sb", "URI-path (clean): ", con->uri.path);
log_error_write(srv, __FILE__, __LINE__, "sb", "URI-query : ", con->uri.query);
}
/**
*
* call plugins
*
* - based on the raw URL
*
*/
switch(r = plugins_call_handle_uri_raw(srv, con)) {
case HANDLER_GO_ON:
break;
case HANDLER_FINISHED:
case HANDLER_COMEBACK:
case HANDLER_WAIT_FOR_EVENT:
case HANDLER_ERROR:
return r;
default:
log_error_write(srv, __FILE__, __LINE__, "sd", "handle_uri_raw: unknown return value", r);
break;
}
/**
*
* call plugins
*
* - based on the clean URL
*
*/
switch(r = plugins_call_handle_uri_clean(srv, con)) {
case HANDLER_GO_ON:
break;
case HANDLER_FINISHED:
case HANDLER_COMEBACK:
case HANDLER_WAIT_FOR_EVENT:
case HANDLER_ERROR:
return r;
default:
log_error_write(srv, __FILE__, __LINE__, "");
break;
}
if (con->request.http_method == HTTP_METHOD_OPTIONS &&
con->uri.path->ptr[0] == '*' && con->uri.path_raw->ptr[1] == '\0') {
/* option requests are handled directly without checking of the path */
response_header_insert(srv, con, CONST_STR_LEN("Allow"), CONST_STR_LEN("OPTIONS, GET, HEAD, POST"));
con->http_status = 200;
con->file_finished = 1;
return HANDLER_FINISHED;
}
/***
*
* border
*
* logical filename (URI) becomes a physical filename here
*
*
*
*/
/* 1. stat()
* ... ISREG() -> ok, go on
* ... ISDIR() -> index-file -> redirect
*
* 2. pathinfo()
* ... ISREG()
*
* 3. -> 404
*
*/
/*
* SEARCH DOCUMENT ROOT
*/
/* set a default */
buffer_copy_buffer(con->physical.doc_root, con->conf.document_root);
buffer_copy_buffer(con->physical.rel_path, con->uri.path);
#if defined(__WIN32) || defined(__CYGWIN__)
/* strip dots from the end and spaces
*
* windows/dos handle those filenames as the same file
*
* foo == foo. == foo..... == "foo... " == "foo.. ./"
*
* This will affect in some cases PATHINFO
*
* on native windows we could prepend the filename with \\?\ to circumvent
* this behaviour. I have no idea how to push this through cygwin
*
* */
if (con->physical.rel_path->used > 1) {
buffer *b = con->physical.rel_path;
size_t len = buffer_string_length(b);
size_t i;
/* strip trailing " /" or "./" once */
if (len > 1 &&
b->ptr[len - 1] == '/' &&
(b->ptr[len - 2] == ' ' || b->ptr[len - 2] == '.')) {
len -= 2;
}
/* strip all trailing " " and "." */
while (len > 0 && ( ' ' == b->ptr[len-1] || '.' == b->ptr[len-1] ) ) --len;
buffer_string_set_length(b, len);
}
#endif
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- before doc_root");
log_error_write(srv, __FILE__, __LINE__, "sb", "Doc-Root :", con->physical.doc_root);
log_error_write(srv, __FILE__, __LINE__, "sb", "Rel-Path :", con->physical.rel_path);
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
}
/* the docroot plugin should set the doc_root and might also set the physical.path
* for us (all vhost-plugins are supposed to set the doc_root)
* */
switch(r = plugins_call_handle_docroot(srv, con)) {
case HANDLER_GO_ON:
break;
case HANDLER_FINISHED:
case HANDLER_COMEBACK:
case HANDLER_WAIT_FOR_EVENT:
case HANDLER_ERROR:
return r;
default:
log_error_write(srv, __FILE__, __LINE__, "");
break;
}
/* MacOS X and Windows can't distiguish between upper and lower-case
*
* convert to lower-case
*/
if (con->conf.force_lowercase_filenames) {
buffer_to_lower(con->physical.rel_path);
}
/* the docroot plugins might set the servername, if they don't we take http-host */
if (buffer_string_is_empty(con->server_name)) {
buffer_copy_buffer(con->server_name, con->uri.authority);
}
/**
* create physical filename
* -> physical.path = docroot + rel_path
*
*/
buffer_copy_buffer(con->physical.basedir, con->physical.doc_root);
buffer_copy_buffer(con->physical.path, con->physical.doc_root);
buffer_append_slash(con->physical.path);
if (!buffer_string_is_empty(con->physical.rel_path) &&
con->physical.rel_path->ptr[0] == '/') {
buffer_append_string_len(con->physical.path, con->physical.rel_path->ptr + 1, buffer_string_length(con->physical.rel_path) - 1);
} else {
buffer_append_string_buffer(con->physical.path, con->physical.rel_path);
}
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- after doc_root");
log_error_write(srv, __FILE__, __LINE__, "sb", "Doc-Root :", con->physical.doc_root);
log_error_write(srv, __FILE__, __LINE__, "sb", "Rel-Path :", con->physical.rel_path);
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
}
switch(r = plugins_call_handle_physical(srv, con)) {
case HANDLER_GO_ON:
break;
case HANDLER_FINISHED:
case HANDLER_COMEBACK:
case HANDLER_WAIT_FOR_EVENT:
case HANDLER_ERROR:
return r;
default:
log_error_write(srv, __FILE__, __LINE__, "");
break;
}
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- logical -> physical");
log_error_write(srv, __FILE__, __LINE__, "sb", "Doc-Root :", con->physical.doc_root);
log_error_write(srv, __FILE__, __LINE__, "sb", "Basedir :", con->physical.basedir);
log_error_write(srv, __FILE__, __LINE__, "sb", "Rel-Path :", con->physical.rel_path);
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
}
}
/*
* Noone catched away the file from normal path of execution yet (like mod_access)
*
* Go on and check of the file exists at all
*/
if (con->mode == DIRECT) {
char *slash = NULL;
char *pathinfo = NULL;
int found = 0;
stat_cache_entry *sce = NULL;
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- handling physical path");
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
}
if (HANDLER_ERROR != stat_cache_get_entry(srv, con, con->physical.path, &sce)) {
/* file exists */
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- file found");
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
}
#ifdef HAVE_LSTAT
if ((sce->is_symlink != 0) && !con->conf.follow_symlink) {
con->http_status = 403;
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- access denied due symlink restriction");
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
}
buffer_reset(con->physical.path);
return HANDLER_FINISHED;
};
#endif
if (S_ISDIR(sce->st.st_mode)) {
if (con->uri.path->ptr[buffer_string_length(con->uri.path) - 1] != '/') {
/* redirect to .../ */
http_response_redirect_to_directory(srv, con);
return HANDLER_FINISHED;
}
#ifdef HAVE_LSTAT
} else if (!S_ISREG(sce->st.st_mode) && !sce->is_symlink) {
#else
} else if (!S_ISREG(sce->st.st_mode)) {
#endif
/* any special handling of non-reg files ?*/
}
} else {
switch (errno) {
case EACCES:
con->http_status = 403;
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- access denied");
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
}
buffer_reset(con->physical.path);
return HANDLER_FINISHED;
case ENAMETOOLONG:
/* file name to be read was too long. return 404 */
case ENOENT:
con->http_status = 404;
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- file not found");
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
}
buffer_reset(con->physical.path);
return HANDLER_FINISHED;
case ENOTDIR:
/* PATH_INFO ! :) */
break;
default:
/* we have no idea what happend. let's tell the user so. */
con->http_status = 500;
buffer_reset(con->physical.path);
log_error_write(srv, __FILE__, __LINE__, "ssbsb",
"file not found ... or so: ", strerror(errno),
con->uri.path,
"->", con->physical.path);
return HANDLER_FINISHED;
}
/* not found, perhaps PATHINFO */
buffer_copy_buffer(srv->tmp_buf, con->physical.path);
do {
if (slash) {
buffer_copy_string_len(con->physical.path, srv->tmp_buf->ptr, slash - srv->tmp_buf->ptr);
} else {
buffer_copy_buffer(con->physical.path, srv->tmp_buf);
}
if (HANDLER_ERROR != stat_cache_get_entry(srv, con, con->physical.path, &sce)) {
found = S_ISREG(sce->st.st_mode);
break;
}
if (pathinfo != NULL) {
*pathinfo = '\0';
}
slash = strrchr(srv->tmp_buf->ptr, '/');
if (pathinfo != NULL) {
/* restore '/' */
*pathinfo = '/';
}
if (slash) pathinfo = slash;
} while ((found == 0) && (slash != NULL) && ((size_t)(slash - srv->tmp_buf->ptr) > (buffer_string_length(con->physical.basedir) - 1)));
if (found == 0) {
/* no it really doesn't exists */
con->http_status = 404;
if (con->conf.log_file_not_found) {
log_error_write(srv, __FILE__, __LINE__, "sbsb",
"file not found:", con->uri.path,
"->", con->physical.path);
}
buffer_reset(con->physical.path);
return HANDLER_FINISHED;
}
#ifdef HAVE_LSTAT
if ((sce->is_symlink != 0) && !con->conf.follow_symlink) {
con->http_status = 403;
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- access denied due symlink restriction");
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
}
buffer_reset(con->physical.path);
return HANDLER_FINISHED;
};
#endif
/* we have a PATHINFO */
if (pathinfo) {
buffer_copy_string(con->request.pathinfo, pathinfo);
/*
* shorten uri.path
*/
buffer_string_set_length(con->uri.path, buffer_string_length(con->uri.path) - strlen(pathinfo));
}
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- after pathinfo check");
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
log_error_write(srv, __FILE__, __LINE__, "sb", "URI :", con->uri.path);
log_error_write(srv, __FILE__, __LINE__, "sb", "Pathinfo :", con->request.pathinfo);
}
}
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- handling subrequest");
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
}
/* call the handlers */
switch(r = plugins_call_handle_subrequest_start(srv, con)) {
case HANDLER_GO_ON:
/* request was not handled */
break;
case HANDLER_FINISHED:
default:
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- subrequest finished");
}
/* something strange happend */
return r;
}
/* if we are still here, no one wanted the file, status 403 is ok I think */
if (con->mode == DIRECT && con->http_status == 0) {
switch (con->request.http_method) {
case HTTP_METHOD_OPTIONS:
con->http_status = 200;
break;
default:
con->http_status = 403;
}
return HANDLER_FINISHED;
}
}
switch(r = plugins_call_handle_subrequest(srv, con)) {
case HANDLER_GO_ON:
/* request was not handled, looks like we are done */
return HANDLER_FINISHED;
case HANDLER_FINISHED:
/* request is finished */
default:
/* something strange happend */
return r;
}
/* can't happen */
return HANDLER_COMEBACK;
}
static handler_t mod_evhost_uri_handler(server *srv, connection *con, void *p_d) {
plugin_data *p = p_d;
size_t i;
array *parsed_host;
register char *ptr;
int not_good = 0;
stat_cache_entry *sce = NULL;
/* not authority set */
if (buffer_string_is_empty(con->uri.authority)) return HANDLER_GO_ON;
mod_evhost_patch_connection(srv, con, p);
/* missing even default(global) conf */
if (0 == p->conf.len) {
return HANDLER_GO_ON;
}
parsed_host = array_init();
mod_evhost_parse_host(con, parsed_host);
/* build document-root */
buffer_reset(p->tmp_buf);
for (i = 0; i < p->conf.len; i++) {
ptr = p->conf.path_pieces[i]->ptr;
if (*ptr == '%') {
data_string *ds;
if (*(ptr+1) == '%') {
/* %% */
buffer_append_string_len(p->tmp_buf,CONST_STR_LEN("%"));
} else if (*(ptr+1) == '_' ) {
/* %_ == full hostname */
char *colon = strchr(con->uri.authority->ptr, ':');
if(colon == NULL) {
buffer_append_string_buffer(p->tmp_buf, con->uri.authority); /* adds fqdn */
} else {
/* strip the port out of the authority-part of the URI scheme */
buffer_append_string_len(p->tmp_buf, con->uri.authority->ptr, colon - con->uri.authority->ptr); /* adds fqdn */
}
} else if (NULL != (ds = (data_string *)array_get_element(parsed_host,p->conf.path_pieces[i]->ptr))) {
buffer_append_string_buffer(p->tmp_buf,ds->value);
} else {
/* unhandled %-sequence */
}
} else {
buffer_append_string_buffer(p->tmp_buf,p->conf.path_pieces[i]);
}
}
buffer_append_slash(p->tmp_buf);
array_free(parsed_host);
if (HANDLER_ERROR == stat_cache_get_entry(srv, con, p->tmp_buf, &sce)) {
log_error_write(srv, __FILE__, __LINE__, "sb", strerror(errno), p->tmp_buf);
not_good = 1;
} else if(!S_ISDIR(sce->st.st_mode)) {
log_error_write(srv, __FILE__, __LINE__, "sb", "not a directory:", p->tmp_buf);
not_good = 1;
}
if (!not_good) {
buffer_copy_buffer(con->physical.doc_root, p->tmp_buf);
}
return HANDLER_GO_ON;
}