0934902bba
* Add base PROXY support implementation * Remove some dynamic memory allocations * Rewrite configuration reading module * Make everything in core connector memory resource aware * Add logs to check is proxy is used * Add a proxy fallback, and read proxy from env * Add config entry to check application * Cleanup includes * Ddd configuration dump to check application * Update rhel8 packages * Fix http headers bug when using proxy server * Fix formatting * Fix bad optional access * Fix configuration check regresion * Fix memory management issue, remove strict allocators and make connector more polite to memory overflow errors * Fix initialization of core handler
100 lines
3.1 KiB
C++
100 lines
3.1 KiB
C++
#include <security/pam_appl.h>
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#include <security/pam_client.h>
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#include <security/pam_ext.h>
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#include <security/pam_misc.h>
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#include <security/pam_modules.h>
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#include <syslog.h>
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#include <rublon/bits.hpp>
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#include <rublon/check_application.hpp>
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#include <rublon/error.hpp>
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#include <rublon/error_handler.hpp>
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#include <rublon/finish.hpp>
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#include <rublon/rublon.hpp>
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#include <rublon/utils.hpp>
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int main([[maybe_unused]] int argc, [[maybe_unused]] const char ** argv) {
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using namespace rublon;
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details::initLog();
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PamStub pam{};
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auto printAuthMessageAndExit = [&](const AuthenticationStatus status) {
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switch(status.action()) {
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case AuthenticationStatus::Action::Bypass:
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pam.print("RUBLON authentication BYPASSED");
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return PAM_SUCCESS;
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case AuthenticationStatus::Action::Denied:
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pam.print("RUBLON authentication FAILED");
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return PAM_MAXTRIES;
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case AuthenticationStatus::Action::Confirmed:
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pam.print("RUBLON authentication SUCCEEDED");
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return PAM_SUCCESS;
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}
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pam.print("RUBLON connector has exited with unknown code, access DENY!\n");
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return PAM_MAXTRIES;
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};
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Session session{pam};
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auto ok = rublon::RublonFactory{}.initializeSession(session);
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if(not ok.has_value()) {
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return printAuthMessageAndExit(AuthenticationStatus::Action::Bypass);
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}
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if(!session.config().logging) {
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g_level = LogLevel::Warning;
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}
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CoreHandler_t CH{session.config()};
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auto selectMethod = [&](const MethodSelect & selector) { //
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return selector.create(pam);
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};
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auto confirmMethod = [&](const PostMethod & postMethod) { //
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return postMethod.handle(CH);
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};
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auto confirmCode = [&](const MethodProxy & method) mutable { //
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return method.fire(session, CH, pam);
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};
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auto finalizeTransaction = [&](const AuthenticationStatus & status) mutable -> tl::expected< AuthenticationStatus, Error > {
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if(status.userAuthorized()) {
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Finish finish{session, status.accessToken()};
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finish.handle(CH);
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}
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return status;
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};
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auto allowLogin = [&](const AuthenticationStatus & status) -> tl::expected< int, Error > { //
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return printAuthMessageAndExit(status);
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};
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auto mapError = [&](const Error & error) -> tl::expected< int, Error > {
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return printAuthMessageAndExit(rublon::ErrorHandler{pam, session.config()}.printErrorDetails(error));
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};
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{
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CheckApplication ca{session};
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auto ret = ca.call(CH, session.config().systemToken).or_else(mapError);
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if(not ret.has_value()) {
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log(LogLevel::Error, "Check Application step failed, check configration");
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return PAM_MAXTRIES;
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}
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}
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auto ret = Init{session}
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.handle(CH, pam) //
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.and_then(selectMethod)
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.and_then(confirmMethod)
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.and_then(confirmCode)
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.and_then(finalizeTransaction)
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.and_then(allowLogin)
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.or_else(mapError);
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return ret.value_or(PAM_MAXTRIES);
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}
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