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Add the name of the exe that's trying to be executed

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so that the user knows what's not in the container but should be.
Its not always easy for the user to know what exact command is being run
when the 'docker run' is embedded deep in something else, like a Makefile.
Saw this while dealing with the containerd migration.

Signed-off-by: Doug Davis <dug@us.ibm.com>
This commit is contained in:
Doug Davis 2016-03-19 15:01:15 -07:00
parent 9e530247e0
commit 7942160638
2 changed files with 11 additions and 9 deletions
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16
api/client/run.go
View file

@ -20,8 +20,8 @@ import (
)
const (
errCmdNotFound = "Container command not found or does not exist."
errCmdCouldNotBeInvoked = "Container command could not be invoked."
errCmdNotFound = "not found or does not exist."
errCmdCouldNotBeInvoked = "could not be invoked."
)
func (cid *cidFile) Close() error {
@ -51,12 +51,14 @@ func runStartContainerErr(err error) error {
trimmedErr := strings.Trim(err.Error(), "Error response from daemon: ")
statusError := Cli.StatusError{StatusCode: 125}
switch trimmedErr {
case errCmdNotFound:
statusError = Cli.StatusError{StatusCode: 127}
case errCmdCouldNotBeInvoked:
statusError = Cli.StatusError{StatusCode: 126}
if strings.HasPrefix(trimmedErr, "Container command") {
if strings.Contains(trimmedErr, errCmdNotFound) {
statusError = Cli.StatusError{StatusCode: 127}
} else if strings.Contains(trimmedErr, errCmdCouldNotBeInvoked) {
statusError = Cli.StatusError{StatusCode: 126}
}
}
return statusError
}

4
daemon/start.go
View file

@ -140,12 +140,12 @@ func (daemon *Daemon) containerStart(container *container.Container) (err error)
strings.Contains(err.Error(), "no such file or directory") ||
strings.Contains(err.Error(), "system cannot find the file specified") {
container.ExitCode = 127
err = fmt.Errorf("Container command not found or does not exist.")
err = fmt.Errorf("Container command '%s' not found or does not exist.", container.Path)
}
// set to 126 for container cmd can't be invoked errors
if strings.Contains(err.Error(), syscall.EACCES.Error()) {
container.ExitCode = 126
err = fmt.Errorf("Container command could not be invoked.")
err = fmt.Errorf("Container command '%s' could not be invoked.", container.Path)
}
container.Reset(false)