Listen to Health changes over the channel

do a DNS lookup, returning a URL with the "http" schema ex. lookup_http("foobar.internal", 67) -> "http://1.2.3.4:67"

Get `SerialMsg` by mutable ref

Create a new ExternalApi instance

if created with type Chaddr, only significant bytes (up to hlen) should be provided

Create a new `Shutdown` backed by the given `broadcast::Receiver`.

Create a new service

Create a new DhcpConfig for the server. Attempts to decode path as json, then yaml, and if both fail will return Err

Create a new stream from a `UdpRecv`r and `State`

Make a new instance of dora

Create new state with a set max live message count

Construct a new `SerialMsg` and the source or destination address

Create a `MsgContext` with state

attempts to decode the config first as JSON, then YAML, finally erroring if neither work

Returns the value of the environment variable with the given key. If it doesn't exist, returns `default` Casts the value to the type of `default` # Ex

Returns the value of the environment variable with the given key, or None if it doesn't exist.

is ping check enabled for this range? should we ping an IP before offering?

is ping check enabled for this range? should we ping an IP before offering?

get the ping timeout

Add plugin to the preresolve list of handlers

Add plugin to the postresponse list of handlers

Returns the configured probation period for decline's received on this network

Receive the shutdown notice, waiting if necessary.

Removes an item from the type map, returning it.

serve the HTTP external api

serialize

Set the source or destination address

Set the health

Set the original buffer/address pair that we received for this `MsgContext`

Overrides the `src_addr` with a new address/port.

runs through a standard Discover Offer Request Ack, then resends Request to renew the lease