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Document exit codes for podman exec

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Also fix podman run exit codes to show real messages when failures
happen.

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
This commit is contained in:
Daniel J Walsh
2019-06-12 05:06:00 -04:00
parent 56957db468
commit c7ee7f868d
3 changed files with 39 additions and 17 deletions
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11
docs/podman.1.md
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@ -103,24 +103,21 @@ the exit codes follow the `chroot` standard, see below:
**_125_** if the error is with podman **_itself_**
$ podman run --foo busybox; echo $?
# flag provided but not defined: --foo
See 'podman run --help'.
Error: unknown flag: --foo
125
**_126_** if executing a **_container command_** and the the **_command_** cannot be invoked
$ podman run busybox /etc; echo $?
# exec: "/etc": permission denied
podman: Error response from daemon: Contained command could not be invoked
Error: container_linux.go:346: starting container process caused "exec: \"/etc\": permission denied": OCI runtime error
126
**_127_** if executing a **_container command_** and the the **_command_** cannot be found
$ podman run busybox foo; echo $?
# exec: "foo": executable file not found in $PATH
podman: Error response from daemon: Contained command not found or does not exist
Error: container_linux.go:346: starting container process caused "exec: \"foo\": executable file not found in $PATH": OCI runtime error
127
**_Exit code_** of **_container command_** otherwise
**_Exit code_** of **_contained command_** otherwise
$ podman run busybox /bin/sh -c 'exit 3'
# 3