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| author | Jhon Honce <jhonce@redhat.com> | 2019-08-08 08:59:35 -0700 |
|---|---|---|
| committer | Jhon Honce <jhonce@redhat.com> | 2019-08-09 09:58:39 -0700 |
| commit | f070913c6a7fa1e5b79b637237bfe68d15742202 (patch) | |
| tree | 0aef038f6ab977389b41e4064fb26744bc2a4f6d /cmd | |
| parent | dc3816819d24921dfe8204e79d383c9ecea46612 (diff) | |
| download | podman-f070913c6a7fa1e5b79b637237bfe68d15742202.tar.gz podman-f070913c6a7fa1e5b79b637237bfe68d15742202.tar.bz2 podman-f070913c6a7fa1e5b79b637237bfe68d15742202.zip | |
Improve dns-search validation, empty domains now return an error
Fixes #3426
Signed-off-by: Jhon Honce <jhonce@redhat.com>
Diffstat (limited to 'cmd')
| -rw-r--r-- | cmd/podman/shared/create.go | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/cmd/podman/shared/create.go b/cmd/podman/shared/create.go index 7dccc41f1..24279b871 100644 --- a/cmd/podman/shared/create.go +++ b/cmd/podman/shared/create.go @@ -627,6 +627,11 @@ func ParseCreateOpts(ctx context.Context, c *GenericCLIResults, runtime *libpod. return nil, errors.Errorf("cannot pass additional search domains when also specifying '.'") } + // Check for explicit dns-search domain of '' + if c.Changed("dns-search") && len(c.StringSlice("dns-search")) == 0 { + return nil, errors.Errorf("'' is not a valid domain") + } + // Validate domains are good for _, dom := range c.StringSlice("dns-search") { if dom == "." { |