[2pt] multiple iproto listen sockets

[TarantoolBot]

These functionality updates will be described in the scope of another doc issue: #2492

Closing this issue as dublicate.

Product: Tarantool
Since: 2.10.0-beta2
Audience/target: dev
Root document: TBD which sections below are to be updated

• https://www.tarantool.io/en/doc/latest/reference/configuration/#uri
• https://www.tarantool.io/en/doc/latest/reference/configuration/#cfg-basic-listen
• https://www.tarantool.io/en/doc/latest/reference/configuration/#cfg-replication-replication

SME: @ EvgenyMekhanik

Details

Implement ability to open several listening sockets.
Implement ability to pass several listening uri as a table of numbers or strings.

box.cfg { listen = {3301, 3302, 3303} }
box.cfg { listen = {"127.0.0.1:3301", "127.0.0.1:3302"} }

Requested by @EvgenyMekhanik in tarantool/tarantool@531e229

[Totktonada]

@EvgenyMekhanik What is the syntax for the TT_LISTEN environment variable?

[veod32]

@EvgenyMekhanik What is the syntax for the TT_LISTEN environment variable?

Will be described as a part of #2066