anonymous_namespace{router_require.cc}::SelectUserAttributesHandler Class Reference

capture the user-attributes. More...

Inheritance diagram for anonymous_namespace{router_require.cc}::SelectUserAttributesHandler:

Public Member Functions
	SelectUserAttributesHandler (RouterRequireFetcher::Result &result)
void	on_column_count (uint64_t count) override
void	on_row (const classic_protocol::message::server::Row &row) override
void	on_row_end (const classic_protocol::message::server::Eof &msg) override
void	on_error (const classic_protocol::message::server::Error &err) override
void	failed (classic_protocol::message::server::Error msg)
const classic_protocol::message::server::Error &	failed ()
Public Member Functions inherited from QuerySender::Handler
virtual	~Handler ()=default
virtual void	on_column (const classic_protocol::message::server::ColumnMeta &column)
virtual void	on_ok (const classic_protocol::message::server::Ok &ok)

Static Public Member Functions
static std::optional< RouterRequire::Attributes >	parse_router_require (std::string_view json_doc)

Private Attributes
uint64_t	row_count_ {}
classic_protocol::message::server::Error	err_ {}
std::string	user_attrs_
RouterRequireFetcher::Result &	result_

Static Private Attributes
static constexpr const uint16_t	kTooManyRows {1234}
static constexpr const uint16_t	kTooManyColumns {1234}
static constexpr const uint16_t	kAccessDenied {1045}

Detailed Description

capture the user-attributes.

Expects a resultset similar to that of:

SELECT attribute
  FROM information_schema.user_attributes
 WHERE CONCAT(user, '@', host) = CURRENT_USER()

• 1 columns (column-names are ignored)
• 1 row

Constructor & Destructor Documentation

SelectUserAttributesHandler()

anonymous_namespace{router_require.cc}::SelectUserAttributesHandler::SelectUserAttributesHandler ( RouterRequireFetcher::Result &  result )

inlineexplicit

Member Function Documentation

failed() [1/2]

const classic_protocol::message::server::Error & anonymous_namespace{router_require.cc}::SelectUserAttributesHandler::failed ( )

inline

failed() [2/2]

void anonymous_namespace{router_require.cc}::SelectUserAttributesHandler::failed ( classic_protocol::message::server::Error  msg )

inline

on_column_count()

void anonymous_namespace{router_require.cc}::SelectUserAttributesHandler::on_column_count ( uint64_t  count )

inlineoverridevirtual

Reimplemented from QuerySender::Handler.

on_error()

void anonymous_namespace{router_require.cc}::SelectUserAttributesHandler::on_error ( const classic_protocol::message::server::Error &  err )

inlineoverridevirtual

Reimplemented from QuerySender::Handler.

on_row()

void anonymous_namespace{router_require.cc}::SelectUserAttributesHandler::on_row ( const classic_protocol::message::server::Row &  row )

inlineoverridevirtual

Reimplemented from QuerySender::Handler.

on_row_end()

void anonymous_namespace{router_require.cc}::SelectUserAttributesHandler::on_row_end ( const classic_protocol::message::server::Eof &  msg )

inlineoverridevirtual

Reimplemented from QuerySender::Handler.

parse_router_require()

static std::optional< RouterRequire::Attributes > anonymous_namespace{router_require.cc}::SelectUserAttributesHandler::parse_router_require ( std::string_view  json_doc )

inlinestatic

Member Data Documentation

err_

classic_protocol::message::server::Error anonymous_namespace{router_require.cc}::SelectUserAttributesHandler::err_ {}

private

kAccessDenied

constexpr const uint16_t anonymous_namespace{router_require.cc}::SelectUserAttributesHandler::kAccessDenied {1045}

staticconstexprprivate

kTooManyColumns

constexpr const uint16_t anonymous_namespace{router_require.cc}::SelectUserAttributesHandler::kTooManyColumns {1234}

staticconstexprprivate

kTooManyRows

constexpr const uint16_t anonymous_namespace{router_require.cc}::SelectUserAttributesHandler::kTooManyRows {1234}

staticconstexprprivate

result_

RouterRequireFetcher::Result& anonymous_namespace{router_require.cc}::SelectUserAttributesHandler::result_

private

row_count_

uint64_t anonymous_namespace{router_require.cc}::SelectUserAttributesHandler::row_count_ {}

private

user_attrs_

std::string anonymous_namespace{router_require.cc}::SelectUserAttributesHandler::user_attrs_

private

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The documentation for this class was generated from the following file:

• router/src/routing/src/router_require.cc