add spdlog for logging, check result to avoid crash when get unexpect…

… redirect reponse

.vscode/settings.json

@@ -1,8 +1,9 @@
 {
   "cmake.configureSettings": {
-    "CMAKE_TOOLCHAIN_FILE": "C://vcpkg//vcpkg//scripts//buildsystems//vcpkg.cmake",
-    "VCPKG_TARGET_TRIPLET": "x64-windows-static",
+    "CMAKE_TOOLCHAIN_FILE": "/root/vcpkg/scripts/buildsystems/vcpkg.cmake",
   },
-  "C_Cpp.default.configurationProvider": "ms-vscode.cmake-tools"
-
+  "C_Cpp.default.configurationProvider": "ms-vscode.cmake-tools",
+  "files.associations": {
+    "thread": "cpp"
+  }
 }

CMakeLists.txt

@@ -62,6 +62,8 @@ find_package(nlohmann_json CONFIG REQUIRED)
 find_path(CPP_HTTPLIB_INCLUDE_DIRS "httplib.h")
     target_include_directories(daily_reporter PRIVATE ${CPP_HTTPLIB_INCLUDE_DIRS})
 
+find_package(spdlog CONFIG REQUIRED)
+    target_link_libraries(daily_reporter PRIVATE spdlog::spdlog_header_only)
 
 set(CPACK_PROJECT_NAME ${PROJECT_NAME})
 set(CPACK_PROJECT_VERSION ${PROJECT_VERSION})

include/config.h

@@ -1,32 +1,50 @@
 #pragma once
-#include<utility>
-#include<string>
-#include<fstream>
-#include<iostream>
-#include"nlohmann/json.hpp"
-inline nlohmann::json& default_json()
+
+#ifdef NDEBUG
+	#define SPDLOG_ACTIVE_LEVEL SPDLOG_LEVEL_INFO
+#else
+	#define SPDLOG_ACTIVE_LEVEL SPDLOG_LEVEL_DEBUG
+#endif
+
+#include "spdlog/spdlog.h"
+
+namespace
+{
+
+	const inline auto set_level=[]{
+#ifdef NDEBUG
+	 	spdlog::set_level(spdlog::level::info);
+#else
+		spdlog::set_level(spdlog::level::debug);
+#endif
+		return 0;
+	}();
+}
+
+
+#include "fmt/format.h"
+#include "fmt/ranges.h"
+
+#include <utility>
+#include <string>
+#include <fstream>
+#include <iostream>
+#include <thread>
+
+#include "nlohmann/json.hpp"
+
+inline nlohmann::json &default_json()
 {
 	static nlohmann::json default_json =
-	{
-		{"user_agent","Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Safari/537.36 Edg/92.0.902.84"},
-		{"form_data","{\"formData\":[{\"name\":\"select_1582538796361\",\"title\":\"\\u4ECA\\u65E5\\u4F53\\u6E29 Body temperature today \\uFF08\\u2103\\uFF09\",\"value\":{\"stringValue\":\"37.3\\u4EE5\\u4E0B Below 37.3 degree celsius\"},\"hide\":false},{\"name\":\"select_1582538846920\",\"title\":\"\\u662F\\u5426\\u51FA\\u73B0\\u53D1\\u70ED\\u6216\\u54B3\\u55FD\\u6216\\u80F8\\u95F7\\u6216\\u547C\\u5438\\u56F0\\u96BE\\u7B49\\u75C7\\u72B6\\uFF1FDo you have sypmtoms such as fever, coughing, chest tightness or breath difficulties?\",\"value\":{\"stringValue\":\"\\u5426 No\"},\"hide\":false},{\"name\":\"select_1584240106785\",\"title\":\"\\u5B66\\u751F\\u672C\\u4EBA\\u662F\\u5426\\u586B\\u5199\",\"value\":{\"stringValue\":\"\\u662F\"},\"hide\":false},{\"name\":\"select_1582538939790\",\"title\":\"Can you hereby declare that all the information provided is all true and accurate and there is no concealment, false information or omission. \\u672C\\u4EBA\\u662F\\u5426\\u627F\\u8BFA\\u6240\\u586B\\u62A5\\u7684\\u5168\\u90E8\\u5185\\u5BB9\\u5747\\u5C5E\\u5B9E\\u3001\\u51C6\\u786E\\uFF0C\\u4E0D\\u5B58\\u5728\\u4EFB\\u4F55\\u9690\\u7792\\u548C\\u4E0D\\u5B9E\\u7684\\u60C5\\u51B5\\uFF0C\\u66F4\\u65E0\\u9057\\u6F0F\\u4E4B\\u5904\\u3002\",\"value\":{\"stringValue\":\"\\u662F Yes\"},\"hide\":false},{\"name\":\"input_1582538924486\",\"title\":\"\\u5907\\u6CE8 Notes\",\"value\":{\"stringValue\":\"\"},\"hide\":false},{\"name\":\"datetime_1611146487222\",\"title\":\"\\u6253\\u5361\\u65F6\\u95F4\\uFF08\\u65E0\\u9700\\u586B\\u5199\\uFF0C\\u4FDD\\u5B58\\u540E\\u4F1A\\u81EA\\u52A8\\u66F4\\u65B0\\uFF09\",\"value\":{\"dateValue\":\"\"},\"hide\":false}],\"playerId\":\"owner\"}" },
-		{"report_retry",{
-			{"duration",10},
-			{"counts",3}
-		}},
-		{"mail",{
-			{"address",""},
-			{"smtp_password",""},
-			{"reporter_name","HAL-9000"}
-		}},
-		{"xmu",{
-			{"ID",""},
-			{"password",""}
-		}}
-	};
+		{
+			{"user_agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Safari/537.36 Edg/92.0.902.84"},
+			{"form_data", "{\"formData\":[{\"name\":\"select_1582538796361\",\"title\":\"\\u4ECA\\u65E5\\u4F53\\u6E29 Body temperature today \\uFF08\\u2103\\uFF09\",\"value\":{\"stringValue\":\"37.3\\u4EE5\\u4E0B Below 37.3 degree celsius\"},\"hide\":false},{\"name\":\"select_1582538846920\",\"title\":\"\\u662F\\u5426\\u51FA\\u73B0\\u53D1\\u70ED\\u6216\\u54B3\\u55FD\\u6216\\u80F8\\u95F7\\u6216\\u547C\\u5438\\u56F0\\u96BE\\u7B49\\u75C7\\u72B6\\uFF1FDo you have sypmtoms such as fever, coughing, chest tightness or breath difficulties?\",\"value\":{\"stringValue\":\"\\u5426 No\"},\"hide\":false},{\"name\":\"select_1584240106785\",\"title\":\"\\u5B66\\u751F\\u672C\\u4EBA\\u662F\\u5426\\u586B\\u5199\",\"value\":{\"stringValue\":\"\\u662F\"},\"hide\":false},{\"name\":\"select_1582538939790\",\"title\":\"Can you hereby declare that all the information provided is all true and accurate and there is no concealment, false information or omission. \\u672C\\u4EBA\\u662F\\u5426\\u627F\\u8BFA\\u6240\\u586B\\u62A5\\u7684\\u5168\\u90E8\\u5185\\u5BB9\\u5747\\u5C5E\\u5B9E\\u3001\\u51C6\\u786E\\uFF0C\\u4E0D\\u5B58\\u5728\\u4EFB\\u4F55\\u9690\\u7792\\u548C\\u4E0D\\u5B9E\\u7684\\u60C5\\u51B5\\uFF0C\\u66F4\\u65E0\\u9057\\u6F0F\\u4E4B\\u5904\\u3002\",\"value\":{\"stringValue\":\"\\u662F Yes\"},\"hide\":false},{\"name\":\"input_1582538924486\",\"title\":\"\\u5907\\u6CE8 Notes\",\"value\":{\"stringValue\":\"\"},\"hide\":false},{\"name\":\"datetime_1611146487222\",\"title\":\"\\u6253\\u5361\\u65F6\\u95F4\\uFF08\\u65E0\\u9700\\u586B\\u5199\\uFF0C\\u4FDD\\u5B58\\u540E\\u4F1A\\u81EA\\u52A8\\u66F4\\u65B0\\uFF09\",\"value\":{\"dateValue\":\"\"},\"hide\":false}],\"playerId\":\"owner\"}"},
+			{"report_retry", {{"duration", 100}, {"counts", 10}}},
+			{"mail", {{"address", ""}, {"smtp_password", ""}, {"reporter_name", "HAL-9000"}}},
+			{"xmu", {{"ID", ""}, {"password", ""}}}};
 	return default_json;
 }
-inline nlohmann::json& init_json()
+inline nlohmann::json &init_json()
 {
 	static auto j = default_json();
 	std::ifstream file("report_setting.json");
@@ -37,7 +55,7 @@ inline nlohmann::json& init_json()
 	j.update(user_json);
 	return j;
 }
-inline nlohmann::json& get_json()
+inline nlohmann::json &get_json()
 {
 	static nlohmann::json j = init_json();
 	return j;
@@ -46,7 +64,7 @@ inline std::string get_user_agent()
 {
 	return get_json().at("user_agent").get<std::string>();
 }
-inline  std::string get_form_data()
+inline std::string get_form_data()
 {
 	return get_json().at("form_data").get<std::string>();
 }
@@ -60,21 +78,21 @@ inline int get_report_retry_counts()
 }
 inline std::pair<std::string, std::string> get_user_info()
 {
-	auto& j = get_json().at("xmu");
-	return { j.at("ID").get<std::string>(),j.at("password").get<std::string>() };
+	auto &j = get_json().at("xmu");
+	return {j.at("ID").get<std::string>(), j.at("password").get<std::string>()};
 }
 inline bool is_send_mail()
 {
 	return get_json().at("mail").at("address").get<std::string>() != "";
 }
 inline std::pair<std::string, std::string> get_mail_info()
 {
-	auto& j = get_json().at("mail");
-	return { j.at("address").get<std::string>(), j.at("smtp_password").get<std::string>() };
+	auto &j = get_json().at("mail");
+	return {j.at("address").get<std::string>(), j.at("smtp_password").get<std::string>()};
 }
 inline std::string get_reporter_name()
 {
-	return  get_json().at("mail").at("reporter_name").get<std::string>();
+	return get_json().at("mail").at("reporter_name").get<std::string>();
 }
 inline bool check_config()
 {
@@ -97,8 +115,15 @@ inline bool check_config()
 			}
 		}
 	}
-	catch (const std::exception& e){}
+	catch (const std::exception &e)
+	{
+	}
 	std::ofstream s("report_setting.json");
 	s << default_json().dump(4);
 	return false;
+}
+template<typename T>
+inline void rand_sleep(T duration)
+{
+	std::this_thread::sleep_for((duration/duration.count())*(rand()%duration.count()));
 }

include/login.h

@@ -1,8 +1,8 @@
 #pragma once
 
-#include<optional>
-#include<string_view>
-#include<memory>
+#include <optional>
+#include <string_view>
+#include <memory>
 
-#include<httplib.h>
-std::unique_ptr<httplib::Client> login(const std::string_view src_url,std::optional<std::string_view> login_check_path = {});
+#include <httplib.h>
+std::unique_ptr<httplib::Client> login(const std::string_view src_url, std::optional<std::string_view> login_check_path = {});

include/mail.h

@@ -1,7 +1,7 @@
 #pragma once
 
-#include<string_view>
-#include<optional>
+#include <string_view>
+#include <optional>
 
 //send default null message means success
-void send_daily_report_mail(std::string_view title, std::string_view context="");
+void send_daily_report_mail(std::string_view title, std::string_view context = "");

include/report.h

@@ -1,6 +1,6 @@
 #pragma once
 
-#include<string>
-#include<optional>
+#include <string>
+#include <optional>
 
 std::optional<std::string> report_now();

src/login.cpp

@@ -8,8 +8,6 @@
 #include <exception>
 
 #include "httplib.h"
-#include "fmt/format.h"
-#include "nlohmann/json.hpp"
 #include "openssl/aes.h"
 
 #include "config.h"
@@ -25,7 +23,7 @@ vector<unsigned char> rndstr(size_t len)
 		ret.push_back(random_chars[rnd(e)]);
 	return ret;
 }
-void PKCS7Padding(vector<unsigned char>& str)
+void PKCS7Padding(vector<unsigned char> &str)
 {
 	unsigned char remain = 16 - str.size() % 16;
 	for (size_t i = 0; i < remain; ++i)
@@ -46,10 +44,10 @@ string aes_128_encryption(string_view raw_info, string_view aes_key)
 	{
 		throw invalid_argument("aes_key error!");
 	}
-	AES_set_encrypt_key((unsigned char*)aes_key.data(), 128, &enc_key);
+	AES_set_encrypt_key((unsigned char *)aes_key.data(), 128, &enc_key);
 	auto in = addlen(raw_info), iv = rndstr(16);
 	dec_out.resize(in.size());
-	AES_cbc_encrypt(in.data(), (unsigned char*)dec_out.data(), in.size(), &enc_key, iv.data(), AES_ENCRYPT);
+	AES_cbc_encrypt(in.data(), (unsigned char *)dec_out.data(), in.size(), &enc_key, iv.data(), AES_ENCRYPT);
 	return httplib::detail::base64_encode(dec_out);
 }
 auto parseHTML(string_view s, string_view pattern)
@@ -78,62 +76,117 @@ pair<string, string> url_parse(const string_view url)
 	{
 		if (*iter == '/' && pre != '/' && (iter + 1 == url.end() || *(iter + 1) != '/'))
 		{
-			return { string(url.substr(0, iter - url.begin())) ,string(url.substr(iter - url.begin(), url.end() - iter)) };
+			return {string(url.substr(0, iter - url.begin())), string(url.substr(iter - url.begin(), url.end() - iter))};
 		}
 		pre = *iter;
 	}
-	return { "","" };
+	return {"", ""};
 }
 unique_ptr<httplib::Client> login(const string_view src_url, optional<string_view> login_check_path = {})
 {
 	auto host = "https://ids.xmu.edu.cn"s;
 	auto path = "/authserver/login?service="s.append(src_url);
-	auto headers = httplib::Headers{ {"User-Agent",get_user_agent()} };
+	auto headers = httplib::Headers{{"User-Agent", get_user_agent()}};
 	httplib::Client cli(host.data());
 	cli.set_keep_alive(true);
 	cli.enable_server_certificate_verification(false);
 	auto res = cli.Get(path.data(), headers);
 	if (!res)
+	{
+		SPDLOG_ERROR("failed to open the XMU Universal login URL:{}",path);
 		return {};
-	auto [username, password] = get_user_info();
+	}
+
+	SPDLOG_DEBUG("Headers:{}",res.value().headers);
+	SPDLOG_DEBUG("Body:{}",res.value().body);
+	SPDLOG_DEBUG("Status:{}",res.value().status);
+	SPDLOG_DEBUG("Cookie for try to login:{}", res->get_header_value("Set-Cookie"));
+
 	headers.emplace("Cookie", res->get_header_value("Set-Cookie"));
-	res = cli.Post
-	(
-		path.data(), headers,
-		httplib::Params
-		{
-			{ "dllt", "userNamePasswordLogin"},
-			{ "execution", "e1s1" },
-			{ "_eventId","submit" },
-			{ "rmShown","1" },
-			{ "lt", string(get_lt(res->body)) },
-			{ "username",username },
-			{ "password",aes_128_encryption(password,get_aeskey(res->body)) }
-		}
-	);
+	rand_sleep(500ms);
+	auto [username, password] = get_user_info();
+
+	SPDLOG_INFO("Login username:{}",username);
+	SPDLOG_DEBUG("Login password:{}",password);
+
+	auto params = httplib::Params
+	{
+		{"dllt", "userNamePasswordLogin"},
+		{"execution", "e1s1"},
+		{"_eventId", "submit"},
+		{"rmShown", "1"},
+		{"lt", string(get_lt(res->body))},
+		{"username", username},
+		{"password", aes_128_encryption(password, get_aeskey(res->body))}
+	};
+
+	SPDLOG_DEBUG("URL:{}",path);
+	SPDLOG_DEBUG("Headers:{}",headers);
+	SPDLOG_DEBUG("Params:{}",params);
+
+	res = cli.Post(path.data(), headers, params);
 	if (!res)
+	{
+		SPDLOG_ERROR("failed to login when post username and password.");
 		return {};
+	}
+
+	SPDLOG_DEBUG("Headers:{}",res.value().headers);
+	SPDLOG_DEBUG("Body:{}",res.value().body);
+	SPDLOG_DEBUG("Status:{}",res.value().status);
+
+	auto location=res->get_header_value("Location");
+	if (location.empty())
+	{
+		SPDLOG_DEBUG("failed to get the redirect-location");
+	}
 	tie(host, path) = url_parse(res->get_header_value("Location"));
+	SPDLOG_DEBUG("redirect host:{} path:{}",host, path);
+
 	auto cli2 = make_unique<httplib::Client>(host.data());
 	cli2->set_keep_alive(true);
 	cli2->enable_server_certificate_verification(false);
-	res = cli2->Get(path.data(),headers);
+	res = cli2->Get(path.data(), headers);
 	if (!res)
+	{
+		SPDLOG_ERROR("failed to login when redirect.");
+		SPDLOG_ERROR("Host:{} Path:{}",host,path);
+		SPDLOG_ERROR("Headers:{}",headers);
 		return {};
+	}
+
+	SPDLOG_DEBUG("response headers: {}",res->headers);
+	rand_sleep(500ms);
+
 	auto [iter, iterend] = res->headers.equal_range("Set-Cookie");
 	for (; iter != iterend; ++iter)
 	{
 		if (iter->second.find("SAAS_U") != string::npos)
 		{
-			cli2->set_default_headers({ {"User-Agent",get_user_agent()},{ "Cookie", iter->second } });
+			cli2->set_default_headers({{"User-Agent", get_user_agent()}, {"Cookie", iter->second}});
 			if (login_check_path.has_value())
 			{
 				res = cli2->Get(string(login_check_path.value()).data());
-				if (!res || res->status != 200)
+				if (!res)
+				{
+					SPDLOG_ERROR("login check failed! SAAS_U:{}",iter->second);
+					return {};
+				}
+				if (res->status != 200)
+				{
+					SPDLOG_ERROR("login check failed! SAAS_U:{}",iter->second);
+					SPDLOG_ERROR("login check result:");
+					SPDLOG_ERROR("Headers:{}",res.value().headers);
+					SPDLOG_ERROR("Body:{}",res.value().body);
+					SPDLOG_ERROR("Status:{}",res.value().status);
 					return {};
+				}
 			}
+			SPDLOG_INFO("login succeed! {}",iter->second);
 			return cli2;
 		}
 	}
+
+	SPDLOG_ERROR("Can't found the cookie called SAAS_U for saving the login status!");
 	return {};
 }