lib389 - Add the option to get an agreement by the host and the port

[389-ds-bot]

Cloned from Pagure issue: https://pagure.io/389-ds-base/issue/49842

• Created at 2018-07-10 15:06:16 by spichugi (@droideck)
• Assigned to nobody

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We should be able to get the Agreement object, not by the dn and the selector but also by the combination of target instance's the host and the port.

agmts = Agreements(M1)
agmt_to_2 = agmts.get(host=M1.host, port=M2.port)

[389-ds-bot]

Comment from mreynolds (@mreynolds389) at 2018-07-12 17:59:46

Metadata Update from @mreynolds389:

• Custom field component adjusted to None
• Custom field origin adjusted to None
• Custom field reviewstatus adjusted to None
• Custom field type adjusted to None
• Custom field version adjusted to None
• Issue set to the milestone: 1.4.0

[389-ds-bot]

Comment from mreynolds (@mreynolds389) at 2020-02-12 19:55:33

Metadata Update from @mreynolds389:

• Issue set to the milestone: 1.4 backlog (was: 1.4.0)
• Issue tagged with: lib389