| /** |
| Licensed to the Apache Software Foundation (ASF) under one |
| or more contributor license agreements. See the NOTICE file |
| distributed with this work for additional information |
| regarding copyright ownership. The ASF licenses this file |
| to you under the Apache License, Version 2.0 (the |
| "License"); you may not use this file except in compliance |
| with the License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| */ |
| /** |
| * @file Request.cc |
| */ |
| |
| #include "tscpp/api/Request.h" |
| #include "ts/ts.h" |
| #include "tscpp/api/noncopyable.h" |
| #include "utils_internal.h" |
| #include "logging_internal.h" |
| |
| using namespace atscppapi; |
| using std::string; |
| |
| /** |
| * @private |
| */ |
| struct atscppapi::RequestState : noncopyable { |
| TSMBuffer hdr_buf_ = nullptr; |
| TSMLoc hdr_loc_ = nullptr; |
| TSMLoc url_loc_ = nullptr; |
| Url url_; |
| Headers headers_; |
| /* method and version are stored here for the case of an unbound request */ |
| HttpMethod method_ = HTTP_METHOD_UNKNOWN; |
| HttpVersion version_ = HTTP_VERSION_UNKNOWN; |
| bool destroy_buf_ = false; |
| RequestState() = default; |
| }; |
| |
| Request::Request() |
| { |
| state_ = new RequestState(); |
| } |
| |
| Request::Request(void *hdr_buf, void *hdr_loc) |
| { |
| state_ = new RequestState(); |
| init(hdr_buf, hdr_loc); |
| LOG_DEBUG("Initialized request object %p with hdr_buf=%p and hdr_loc=%p", this, hdr_buf, hdr_loc); |
| } |
| |
| Request::Request(const string &url_str, HttpMethod method, HttpVersion version) |
| { |
| state_ = new RequestState(); |
| state_->method_ = method; |
| state_->version_ = version; |
| state_->destroy_buf_ = true; |
| state_->hdr_buf_ = TSMBufferCreate(); |
| if (TSUrlCreate(state_->hdr_buf_, &state_->url_loc_) == TS_SUCCESS) { |
| const char *url_str_start = url_str.c_str(); |
| const char *url_str_end = url_str_start + url_str.size(); |
| if (TSUrlParse(state_->hdr_buf_, state_->url_loc_, &url_str_start, url_str_end) != TS_PARSE_DONE) { |
| LOG_ERROR("[%s] does not represent a valid url", url_str.c_str()); |
| } else { |
| state_->url_.init(state_->hdr_buf_, state_->url_loc_); |
| } |
| } else { |
| state_->url_loc_ = nullptr; |
| LOG_ERROR("Could not create URL field; hdr_buf %p", state_->hdr_buf_); |
| } |
| } |
| |
| void |
| Request::init(void *hdr_buf, void *hdr_loc) |
| { |
| reset(); |
| if (!hdr_buf || !hdr_loc) { |
| return; |
| } |
| state_->hdr_buf_ = static_cast<TSMBuffer>(hdr_buf); |
| state_->hdr_loc_ = static_cast<TSMLoc>(hdr_loc); |
| state_->headers_.reset(state_->hdr_buf_, state_->hdr_loc_); |
| state_->url_loc_ = nullptr; |
| TSReturnCode ret = TSHttpHdrUrlGet(state_->hdr_buf_, state_->hdr_loc_, &state_->url_loc_); |
| if (!state_->url_loc_ and ret != TS_SUCCESS) { |
| LOG_ERROR("TSHttpHdrUrlGet returned a null url loc, hdr_buf=%p, hdr_loc=%p", state_->hdr_buf_, state_->hdr_loc_); |
| } else { |
| state_->url_.init(state_->hdr_buf_, state_->url_loc_); |
| LOG_DEBUG("Initialized url"); |
| } |
| } |
| |
| void |
| Request::reset() |
| { |
| state_->hdr_buf_ = nullptr; |
| state_->hdr_loc_ = nullptr; |
| state_->headers_.reset(nullptr, nullptr); |
| state_->url_loc_ = nullptr; |
| LOG_DEBUG("Reset request %p", this); |
| } |
| |
| HttpMethod |
| Request::getMethod() const |
| { |
| if (state_->hdr_buf_ && state_->hdr_loc_) { |
| int method_len; |
| const char *method_str = TSHttpHdrMethodGet(state_->hdr_buf_, state_->hdr_loc_, &method_len); |
| if (method_str && method_len) { |
| if (method_str == TS_HTTP_METHOD_GET) { |
| state_->method_ = HTTP_METHOD_GET; |
| } else if (method_str == TS_HTTP_METHOD_POST) { |
| state_->method_ = HTTP_METHOD_POST; |
| } else if (method_str == TS_HTTP_METHOD_HEAD) { |
| state_->method_ = HTTP_METHOD_HEAD; |
| } else if (method_str == TS_HTTP_METHOD_CONNECT) { |
| state_->method_ = HTTP_METHOD_CONNECT; |
| } else if (method_str == TS_HTTP_METHOD_DELETE) { |
| state_->method_ = HTTP_METHOD_DELETE; |
| } else if (method_str == TS_HTTP_METHOD_OPTIONS) { |
| state_->method_ = HTTP_METHOD_OPTIONS; |
| } else if (method_str == TS_HTTP_METHOD_PURGE) { |
| state_->method_ = HTTP_METHOD_PURGE; |
| } else if (method_str == TS_HTTP_METHOD_PUT) { |
| state_->method_ = HTTP_METHOD_PUT; |
| } else if (method_str == TS_HTTP_METHOD_TRACE) { |
| state_->method_ = HTTP_METHOD_TRACE; |
| } else if (method_str == TS_HTTP_METHOD_PUSH) { |
| state_->method_ = HTTP_METHOD_PUSH; |
| } |
| LOG_DEBUG("Request method=%d [%s] on hdr_buf=%p, hdr_loc=%p", state_->method_, HTTP_METHOD_STRINGS[state_->method_].c_str(), |
| state_->hdr_buf_, state_->hdr_loc_); |
| } else { |
| LOG_ERROR( |
| "TSHttpHdrMethodGet returned null string or it was zero length, hdr_buf=%p, hdr_loc=%p, method str=%p, method_len=%d", |
| state_->hdr_buf_, state_->hdr_loc_, method_str, method_len); |
| } |
| } |
| return state_->method_; |
| } |
| |
| Url & |
| Request::getUrl() |
| { |
| return state_->url_; |
| } |
| |
| atscppapi::HttpVersion |
| Request::getVersion() const |
| { |
| if (state_->hdr_buf_ && state_->hdr_loc_) { |
| state_->version_ = utils::internal::getHttpVersion(state_->hdr_buf_, state_->hdr_loc_); |
| LOG_DEBUG("Request version=%d [%s] on hdr_buf=%p, hdr_loc=%p", state_->version_, HTTP_VERSION_STRINGS[state_->version_].c_str(), |
| state_->hdr_buf_, state_->hdr_loc_); |
| } |
| return state_->version_; |
| } |
| |
| atscppapi::Headers & |
| Request::getHeaders() const |
| { |
| return state_->headers_; |
| } |
| |
| void |
| Request::setHost(std::string const &host) |
| { |
| static const std::string HOST_FIELD_NAME(TS_MIME_FIELD_HOST, TS_MIME_LEN_HOST); |
| |
| if (state_->hdr_buf_ && state_->hdr_loc_) { |
| Url &url = this->getUrl(); |
| |
| // Update the URL if it has a host currently. |
| if (!url.getHost().empty()) { |
| url.setHost(host); |
| } |
| |
| // Force a HOST field. |
| this->getHeaders().set(HOST_FIELD_NAME, host); |
| } |
| } |
| |
| Request::~Request() |
| { |
| if (state_->url_loc_) { |
| if (state_->destroy_buf_) { |
| // usually, hdr_loc is the parent of url_loc, but we created this url_loc "directly" in hdr_buf, |
| // so we use null as parent loc in this case |
| TSMLoc null_parent_loc = nullptr; |
| TSHandleMLocRelease(state_->hdr_buf_, null_parent_loc, state_->url_loc_); |
| TSMBufferDestroy(state_->hdr_buf_); |
| } |
| } |
| delete state_; |
| } |