kpod exec

Initial wiring of kpod exec. We wont support the following options
for exec:

* detach -- unsure of use case
* detach-keys -- not supported by runc
* interactive -- all terminals will be interactive

Not adding exec tests as we need to think about how to support a
test that requires console access but our CI tests have no console.

Signed-off-by: baude <bbaude@redhat.com>

1 files changed, 43 insertions, 0 deletions

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+% kpod(1) kpod-exec - Execute a command in a running container
+% Brent Baude
+# kpod-exec "1" "December 2017" "kpod"
+
+## NAME
+kpod-exec - Execute a command in a running container
+
+## SYNOPSIS
+**kpod exec**
+**CONTAINER**
+[COMMAND] [ARG...]
+[**--help**|**-h**]
+
+## DESCRIPTION
+**kpod exec** executes a command in a running container.
+
+## OPTIONS
+**--env, e**
+You may specify arbitrary environment variables that are available for the
+command to be executed.
+
+**--interactive, -i**
+Not supported.  All exec commands are interactive by default.
+
+**--privileged**
+Give the process extended Linux capabilities when running the command in container.
+
+**--tty, -t**
+Allocate a pseudo-TTY.
+
+**--user, -u**
+Sets the username or UID used and optionally the groupname or GID for the specified command.
+The following examples are all valid:
+--user [user | user:group | uid | uid:gid | user:gid | uid:group ]
+
+## EXAMPLES
+
+
+## SEE ALSO
+kpod(1), kpod-run(1)
+
+## HISTORY
+December 2017, Originally compiled by Brent Baude<bbaude@redhat.com>