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| author | Stefan Becker <chemobejk@gmail.com> | 2019-07-11 20:18:56 +0300 |
|---|---|---|
| committer | Stefan Becker <chemobejk@gmail.com> | 2019-07-16 07:01:43 +0300 |
| commit | 5ed2de158ff8a234f0d5d8380bd44a41c616225c (patch) | |
| tree | f8fa237b0360cfc22263396bf60b24fa9472e64e /libpod/healthcheck.go | |
| parent | 5caf218b1162d6b24ac898b0e8ff730f5dcafe23 (diff) | |
| download | podman-5ed2de158ff8a234f0d5d8380bd44a41c616225c.tar.gz podman-5ed2de158ff8a234f0d5d8380bd44a41c616225c.tar.bz2 podman-5ed2de158ff8a234f0d5d8380bd44a41c616225c.zip | |
healthcheck: reject empty commands
An image with "HEALTHCHECK CMD ['']" is valid but as there is no command
defined the healthcheck will fail. Reject such a configuration.
Fixes #3507
Signed-off-by: Stefan Becker <chemobejk@gmail.com>
Diffstat (limited to 'libpod/healthcheck.go')
| -rw-r--r-- | libpod/healthcheck.go | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libpod/healthcheck.go b/libpod/healthcheck.go index e9bf984e2..8ed2b12e1 100644 --- a/libpod/healthcheck.go +++ b/libpod/healthcheck.go @@ -123,6 +123,9 @@ func (c *Container) runHealthCheck() (HealthCheckStatus, error) { // command supplied on command line - pass as-is newCommand = hcCommand } + if len(newCommand) < 1 || newCommand[0] == "" { + return HealthCheckNotDefined, errors.Errorf("container %s has no defined healthcheck", c.ID()) + } captureBuffer := bufio.NewWriter(&capture) hcw := hcWriteCloser{ captureBuffer, |