[MESOS-8366] Replace the command executor with the default executor.

• Type: Bug
• Status: Reviewable
• Priority: Major
• Resolution: Unresolved
• Component/s: agent, executor
• Assignee: James Peach
• Reporter: James Peach
• Created: 29/Dec/17 04:01
• Updated: 02/Jan/18 13:08

Description

We should use the default executor for all the cases that currently invoke the command executor. This is a straightforward matter of implementing `LaunchTask` in the default executor, and then fixing all the test assumptions that this change will break.

Issue Links

• is blocked by: MESOS-7357 Command checks via agent implicitly set up IOSwitchboard but do not use it.
• is related to: MESOS-7564 Introduce a heartbeat mechanism for v1 HTTP executor <-> agent communication.