dhcpkit.ipv6.server.extensions.map.config module¶

Configuration elements for the MAP server option handlers

class dhcpkit.ipv6.server.extensions.map.config.MapEOptionHandlerFactory(section: ZConfig.matcher.SectionValue)[source]¶

Create a handler for putting an S46MapEContainerOption in responses

create() → dhcpkit.ipv6.server.extensions.map.MapEOptionHandler[source]¶

Create a handler for putting an S46MapEContainerOption in responses

Returns:	A handler object

class dhcpkit.ipv6.server.extensions.map.config.MapRule(section: ZConfig.matcher.SectionValue)[source]¶

Representation of a single MAP rule

a_bits¶

a bits: offset of the PSID bits

Returns:	Number of bits

create() → dhcpkit.ipv6.extensions.map.S46RuleOption[source]¶

Create a MAP rule option based on the configuration.

Returns:	The mapping rule

ea_len¶

Calculate the number of Embedded Address bits.

Returns:	Number of bits

k_bits¶

k bits: length in bits of the PSID (2^k == sharing_ratio)

Returns:	Number of bits

m_bits¶

m bits: number of bits after the PSID (2^m == contiguous ports)

Returns:	Number of bits

validate_config_section()[source]¶: Check whether the combination of parameters make sense.

class dhcpkit.ipv6.server.extensions.map.config.MapTOptionHandlerFactory(section: ZConfig.matcher.SectionValue)[source]¶

Create a handler for putting an S46MapTContainerOption in responses

create() → dhcpkit.ipv6.server.extensions.map.MapTOptionHandler[source]¶

Create a handler for putting an S46MapTContainerOption in responses

Returns:	A handler object

dhcpkit.ipv6.server.extensions.map.config.power_of_two(value: str) → int[source]¶

Validate whether this is an integer that is a power of two.

Parameters:	value – The config string
Returns:	The integer value