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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#include "drizzled/plugin/authentication.h"
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#include "drizzled/error.h"
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#include "drizzled/server_includes.h"
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#include "drizzled/authentication.h"
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#include "drizzled/gettext.h"
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#include "drizzled/security_context.h"
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#include "drizzled/errmsg_print.h"
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#include "drizzled/plugin_registry.h"
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std::vector<plugin::Authentication *> all_authentication;
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bool plugin::Authentication::addPlugin(plugin::Authentication *auth)
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all_authentication.push_back(auth);
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void plugin::Authentication::removePlugin(plugin::Authentication *auth)
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all_authentication.erase(std::find(all_authentication.begin(),
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all_authentication.end(),
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class AuthenticateBy : public std::unary_function<plugin::Authentication *, bool>
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const SecurityContext &sctx;
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const std::string &password;
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static vector<Authentication *> all_authentication;
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static bool are_plugins_loaded= false;
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void add_authentication(Authentication *auth)
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all_authentication.push_back(auth);
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void remove_authentication(Authentication *auth)
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all_authentication.erase(find(all_authentication.begin(),
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all_authentication.end(),
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class AuthenticateBy : public unary_function<Authentication *, bool>
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AuthenticateBy(const SecurityContext &sctx_arg, const std::string &password_arg) :
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std::unary_function<plugin::Authentication *, bool>(),
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sctx(sctx_arg), password(password_arg) {}
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AuthenticateBy(Session *session_arg, const char *password_arg) :
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unary_function<Authentication *, bool>(),
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session(session_arg), password(password_arg) {}
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inline result_type operator()(argument_type auth)
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return auth->authenticate(sctx, password);
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return auth->authenticate(session, password);
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bool plugin::Authentication::isAuthenticated(const SecurityContext &sctx,
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const std::string &password)
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bool authenticate_user(Session *session, const char *password)
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/* If we never loaded any auth plugins, just return true */
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if (all_authentication.empty())
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if (are_plugins_loaded != true)
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/* Use find_if instead of foreach so that we can collect return codes */
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std::vector<plugin::Authentication *>::iterator iter=
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std::find_if(all_authentication.begin(), all_authentication.end(),
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AuthenticateBy(sctx, password));
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/* We only require one plugin to return success in order to authenticate.
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* If iter is == end() here, that means that all of the plugins returned
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* false, which means they all failed.
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vector<Authentication *>::iterator iter=
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find_if(all_authentication.begin(), all_authentication.end(),
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AuthenticateBy(session, password));
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/* If iter is == end() here, that means that all of the plugins returned
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* false, which in this case means they all succeeded. Since we want to
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* return false on success, we return the value of the two being !=
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if (iter == all_authentication.end())
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my_error(ER_ACCESS_DENIED_ERROR, MYF(0),
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sctx.getUser().c_str(),
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password.empty() ? ER(ER_NO) : ER(ER_YES));
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return iter != all_authentication.end();
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} /* namespace drizzled */