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winlin
ef26e775 1 parent 00eda0d7

implements the http stream module.

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正在显示 1 个修改的文件 包含 303 行增加 和 335 行删除
/*
The MIT License (MIT)
Copyright (c) 2013-2014 winlin
Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <srs_app_http_conn.hpp>
#ifdef SRS_HTTP_SERVER
#include <sstream>
using namespace std;
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <srs_kernel_log.hpp>
#include <srs_kernel_error.hpp>
#include <srs_app_socket.hpp>
#include <srs_app_http.hpp>
#include <srs_core_autofree.hpp>
#include <srs_app_json.hpp>
#include <srs_app_config.hpp>
SrsHttpRoot::SrsHttpRoot()
{
// TODO: FIXME: support reload vhosts.
}
SrsHttpRoot::~SrsHttpRoot()
{
}
int SrsHttpRoot::initialize()
{
int ret = ERROR_SUCCESS;
// add root
handlers.push_back(new SrsHttpVhost("__http__", "/", _srs_config->get_http_stream_dir()));
// add other virtual path
SrsConfDirective* root = _srs_config->get_root();
for (int i = 0; i < (int)root->directives.size(); i++) {
SrsConfDirective* conf = root->at(i);
if (!conf->is_vhost()) {
continue;
}
std::string vhost = conf->arg0();
if (!_srs_config->get_vhost_http_enabled(vhost)) {
continue;
}
std::string mount = _srs_config->get_vhost_http_mount(vhost);
std::string dir = _srs_config->get_vhost_http_dir(vhost);
handlers.push_back(new SrsHttpVhost(vhost, mount, dir));
}
return ret;
}
bool SrsHttpRoot::can_handle(const char* path, int length, const char** pchild)
{
// reset the child path to path,
// for child to reparse the path.
*pchild = path;
// only compare the first char.
return srs_path_equals("/", path, 1);
}
bool SrsHttpRoot::is_handler_valid(SrsHttpMessage* req, int& status_code, std::string& reason_phrase)
{
if (!SrsHttpHandler::is_handler_valid(req, status_code, reason_phrase)) {
return false;
}
if (req->match()->matched_url.length() != 1) {
status_code = HTTP_NotFound;
reason_phrase = HTTP_NotFound_str;
return false;
}
return true;
}
int SrsHttpRoot::do_process_request(SrsSocket* skt, SrsHttpMessage* req)
{
std::stringstream ss;
ss << JOBJECT_START
<< JFIELD_ERROR(ERROR_SUCCESS) << JFIELD_CONT
<< JFIELD_ORG("urls", JOBJECT_START);
vector<SrsHttpHandler*>::iterator it;
for (it = handlers.begin(); it != handlers.end(); ++it) {
SrsHttpVhost* handler = dynamic_cast<SrsHttpVhost*>(*it);
srs_assert(handler);
ss << JFIELD_ORG(handler->mount(), JOBJECT_START)
<< JFIELD_STR("mount", handler->mount()) << JFIELD_CONT
<< JFIELD_STR("vhost", handler->vhost()) << JFIELD_CONT
<< JFIELD_STR("dir", handler->dir())
<< JOBJECT_END;
if (it + 1 != handlers.end()) {
ss << JFIELD_CONT;
}
}
ss << JOBJECT_END
<< JOBJECT_END;
return res_json(skt, req, ss.str());
}
SrsHttpVhost::SrsHttpVhost(std::string vhost, std::string mount, std::string dir)
{
_vhost = vhost;
_mount = mount;
_dir = dir;
}
SrsHttpVhost::~SrsHttpVhost()
{
}
bool SrsHttpVhost::can_handle(const char* path, int length, const char** /*pchild*/)
{
int min_match = srs_min(length, (int)_mount.length());
return srs_path_equals(_mount.c_str(), path, min_match);
}
bool SrsHttpVhost::is_handler_valid(SrsHttpMessage* req, int& status_code, std::string& reason_phrase)
{
std::string fullpath = _dir + "/" + req->match()->unmatched_url;
if (req->match()->unmatched_url.empty()) {
fullpath += req->match()->matched_url;
}
if (::access(fullpath.c_str(), F_OK | R_OK) < 0) {
srs_warn("check file %s does not exists", fullpath.c_str());
status_code = HTTP_NotFound;
reason_phrase = HTTP_NotFound_str;
return false;
}
return true;
}
int SrsHttpVhost::do_process_request(SrsSocket* skt, SrsHttpMessage* req)
{
int ret = ERROR_SUCCESS;
std::string fullpath = _dir + "/" + req->match()->unmatched_url;
if (req->match()->unmatched_url.empty()) {
fullpath += req->match()->matched_url;
}
if (srs_string_ends_with(fullpath, "/")) {
fullpath += "index.html";
}
int fd = ::open(fullpath.c_str(), O_RDONLY);
if (fd < 0) {
ret = ERROR_HTTP_OPEN_FILE;
srs_warn("open file %s failed, ret=%d", fullpath.c_str(), ret);
return ret;
}
int64_t length = (int64_t)::lseek(fd, 0, SEEK_END);
::lseek(fd, 0, SEEK_SET);
char* buf = new char[length];
SrsAutoFree(char, buf, true);
if (::read(fd, buf, length) < 0) {
::close(fd);
ret = ERROR_HTTP_READ_FILE;
srs_warn("read file %s failed, ret=%d", fullpath.c_str(), ret);
return ret;
}
::close(fd);
std::string str;
str.append(buf, length);
if (srs_string_ends_with(fullpath, ".ts")) {
return res_mpegts(skt, req, str);
} else if (srs_string_ends_with(fullpath, ".m3u8")) {
return res_m3u8(skt, req, str);
} else {
return res_text(skt, req, str);
}
return ret;
}
string SrsHttpVhost::vhost()
{
return _vhost;
}
string SrsHttpVhost::mount()
{
return _mount;
}
string SrsHttpVhost::dir()
{
return _dir;
}
SrsHttpConn::SrsHttpConn(SrsServer* srs_server, st_netfd_t client_stfd, SrsHttpHandler* _handler)
: SrsConnection(srs_server, client_stfd)
{
parser = new SrsHttpParser();
handler = _handler;
requires_crossdomain = false;
}
SrsHttpConn::~SrsHttpConn()
{
srs_freep(parser);
}
int SrsHttpConn::do_cycle()
{
int ret = ERROR_SUCCESS;
if ((ret = get_peer_ip()) != ERROR_SUCCESS) {
srs_error("get peer ip failed. ret=%d", ret);
return ret;
}
srs_trace("http get peer ip success. ip=%s", ip);
// initialize parser
if ((ret = parser->initialize(HTTP_REQUEST)) != ERROR_SUCCESS) {
srs_error("http initialize http parser failed. ret=%d", ret);
return ret;
}
// underlayer socket
SrsSocket skt(stfd);
// process http messages.
for (;;) {
SrsHttpMessage* req = NULL;
// get a http message
if ((ret = parser->parse_message(&skt, &req)) != ERROR_SUCCESS) {
return ret;
}
// if SUCCESS, always NOT-NULL and completed message.
srs_assert(req);
srs_assert(req->is_complete());
// always free it in this scope.
SrsAutoFree(SrsHttpMessage, req, false);
// ok, handle http request.
if ((ret = process_request(&skt, req)) != ERROR_SUCCESS) {
return ret;
}
}
return ret;
}
int SrsHttpConn::process_request(SrsSocket* skt, SrsHttpMessage* req)
{
int ret = ERROR_SUCCESS;
// parse uri to schema/server:port/path?query
if ((ret = req->parse_uri()) != ERROR_SUCCESS) {
return ret;
}
srs_trace("http request parsed, method=%d, url=%s, content-length=%"PRId64"",
req->method(), req->url().c_str(), req->content_length());
// TODO: maybe need to parse the url.
std::string url = req->path();
SrsHttpHandlerMatch* p = NULL;
if ((ret = handler->best_match(url.data(), url.length(), &p)) != ERROR_SUCCESS) {
srs_warn("failed to find the best match handler for url. ret=%d", ret);
return ret;
}
// if success, p and pstart should be valid.
srs_assert(p);
srs_assert(p->handler);
srs_assert(p->matched_url.length() <= url.length());
srs_info("best match handler, matched_url=%s", p->matched_url.c_str());
req->set_match(p);
req->set_requires_crossdomain(requires_crossdomain);
// use handler to process request.
if ((ret = p->handler->process_request(skt, req)) != ERROR_SUCCESS) {
srs_warn("handler failed to process http request. ret=%d", ret);
return ret;
}
if (req->requires_crossdomain()) {
requires_crossdomain = true;
}
return ret;
}
#endif
/*
The MIT License (MIT)
Copyright (c) 2013-2014 winlin
Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <srs_app_http_conn.hpp>
#ifdef SRS_HTTP_SERVER
#include <sstream>
using namespace std;
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <srs_kernel_log.hpp>
#include <srs_kernel_error.hpp>
#include <srs_app_socket.hpp>
#include <srs_app_http.hpp>
#include <srs_core_autofree.hpp>
#include <srs_app_json.hpp>
#include <srs_app_config.hpp>
SrsHttpRoot::SrsHttpRoot()
{
// TODO: FIXME: support reload vhosts.
}
SrsHttpRoot::~SrsHttpRoot()
{
}
int SrsHttpRoot::initialize()
{
int ret = ERROR_SUCCESS;
// add root
handlers.push_back(new SrsHttpVhost("__http__", "/", _srs_config->get_http_stream_dir()));
// add other virtual path
SrsConfDirective* root = _srs_config->get_root();
for (int i = 0; i < (int)root->directives.size(); i++) {
SrsConfDirective* conf = root->at(i);
if (!conf->is_vhost()) {
continue;
}
std::string vhost = conf->arg0();
if (!_srs_config->get_vhost_http_enabled(vhost)) {
continue;
}
std::string mount = _srs_config->get_vhost_http_mount(vhost);
std::string dir = _srs_config->get_vhost_http_dir(vhost);
handlers.push_back(new SrsHttpVhost(vhost, mount, dir));
}
return ret;
}
bool SrsHttpRoot::can_handle(const char* path, int length, const char** pchild)
{
// reset the child path to path,
// for child to reparse the path.
*pchild = path;
// never handle request for root.
return false;
}
bool SrsHttpRoot::is_handler_valid(SrsHttpMessage* req, int& status_code, std::string& reason_phrase)
{
status_code = HTTP_InternalServerError;
reason_phrase = HTTP_InternalServerError_str;
return false;
}
int SrsHttpRoot::do_process_request(SrsSocket* skt, SrsHttpMessage* req)
{
int ret = ERROR_SUCCESS;
return ret;
}
SrsHttpVhost::SrsHttpVhost(std::string vhost, std::string mount, std::string dir)
{
_vhost = vhost;
_mount = mount;
_dir = dir;
}
SrsHttpVhost::~SrsHttpVhost()
{
}
bool SrsHttpVhost::can_handle(const char* path, int length, const char** /*pchild*/)
{
int min_match = srs_min(length, (int)_mount.length());
return srs_path_equals(_mount.c_str(), path, min_match);
}
bool SrsHttpVhost::is_handler_valid(SrsHttpMessage* req, int& status_code, std::string& reason_phrase)
{
std::string fullpath = _dir + "/" + req->match()->unmatched_url;
if (req->match()->unmatched_url.empty()) {
fullpath += req->match()->matched_url;
}
if (::access(fullpath.c_str(), F_OK | R_OK) < 0) {
srs_warn("check file %s does not exists", fullpath.c_str());
status_code = HTTP_NotFound;
reason_phrase = HTTP_NotFound_str;
return false;
}
return true;
}
int SrsHttpVhost::do_process_request(SrsSocket* skt, SrsHttpMessage* req)
{
int ret = ERROR_SUCCESS;
std::string fullpath = _dir + "/" + req->match()->unmatched_url;
if (req->match()->unmatched_url.empty()) {
fullpath += req->match()->matched_url;
}
if (srs_string_ends_with(fullpath, "/")) {
fullpath += "index.html";
}
int fd = ::open(fullpath.c_str(), O_RDONLY);
if (fd < 0) {
ret = ERROR_HTTP_OPEN_FILE;
srs_warn("open file %s failed, ret=%d", fullpath.c_str(), ret);
return ret;
}
int64_t length = (int64_t)::lseek(fd, 0, SEEK_END);
::lseek(fd, 0, SEEK_SET);
char* buf = new char[length];
SrsAutoFree(char, buf, true);
if (::read(fd, buf, length) < 0) {
::close(fd);
ret = ERROR_HTTP_READ_FILE;
srs_warn("read file %s failed, ret=%d", fullpath.c_str(), ret);
return ret;
}
::close(fd);
std::string str;
str.append(buf, length);
if (srs_string_ends_with(fullpath, ".ts")) {
return res_mpegts(skt, req, str);
} else if (srs_string_ends_with(fullpath, ".m3u8")) {
return res_m3u8(skt, req, str);
} else {
return res_text(skt, req, str);
}
return ret;
}
string SrsHttpVhost::vhost()
{
return _vhost;
}
string SrsHttpVhost::mount()
{
return _mount;
}
string SrsHttpVhost::dir()
{
return _dir;
}
SrsHttpConn::SrsHttpConn(SrsServer* srs_server, st_netfd_t client_stfd, SrsHttpHandler* _handler)
: SrsConnection(srs_server, client_stfd)
{
parser = new SrsHttpParser();
handler = _handler;
requires_crossdomain = false;
}
SrsHttpConn::~SrsHttpConn()
{
srs_freep(parser);
}
int SrsHttpConn::do_cycle()
{
int ret = ERROR_SUCCESS;
if ((ret = get_peer_ip()) != ERROR_SUCCESS) {
srs_error("get peer ip failed. ret=%d", ret);
return ret;
}
srs_trace("http get peer ip success. ip=%s", ip);
// initialize parser
if ((ret = parser->initialize(HTTP_REQUEST)) != ERROR_SUCCESS) {
srs_error("http initialize http parser failed. ret=%d", ret);
return ret;
}
// underlayer socket
SrsSocket skt(stfd);
// process http messages.
for (;;) {
SrsHttpMessage* req = NULL;
// get a http message
if ((ret = parser->parse_message(&skt, &req)) != ERROR_SUCCESS) {
return ret;
}
// if SUCCESS, always NOT-NULL and completed message.
srs_assert(req);
srs_assert(req->is_complete());
// always free it in this scope.
SrsAutoFree(SrsHttpMessage, req, false);
// ok, handle http request.
if ((ret = process_request(&skt, req)) != ERROR_SUCCESS) {
return ret;
}
}
return ret;
}
int SrsHttpConn::process_request(SrsSocket* skt, SrsHttpMessage* req)
{
int ret = ERROR_SUCCESS;
// parse uri to schema/server:port/path?query
if ((ret = req->parse_uri()) != ERROR_SUCCESS) {
return ret;
}
srs_trace("http request parsed, method=%d, url=%s, content-length=%"PRId64"",
req->method(), req->url().c_str(), req->content_length());
// TODO: maybe need to parse the url.
std::string url = req->path();
SrsHttpHandlerMatch* p = NULL;
if ((ret = handler->best_match(url.data(), url.length(), &p)) != ERROR_SUCCESS) {
srs_warn("failed to find the best match handler for url. ret=%d", ret);
return ret;
}
// if success, p and pstart should be valid.
srs_assert(p);
srs_assert(p->handler);
srs_assert(p->matched_url.length() <= url.length());
srs_info("best match handler, matched_url=%s", p->matched_url.c_str());
req->set_match(p);
req->set_requires_crossdomain(requires_crossdomain);
// use handler to process request.
if ((ret = p->handler->process_request(skt, req)) != ERROR_SUCCESS) {
srs_warn("handler failed to process http request. ret=%d", ret);
return ret;
}
if (req->requires_crossdomain()) {
requires_crossdomain = true;
}
return ret;
}
#endif
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