InTheForest/moby
1
0
Fork 0
mirror of https://github.com/moby/moby.git synced 2026-01-11 10:41:43 +00:00
Code Issues Packages Projects Releases Wiki Activity

daemon: disallow container port 0

Browse Source 
Signed-off-by: Albin Kerouanton <albin.kerouanton@docker.com>
This commit is contained in:
Albin Kerouanton
2025-12-11 11:07:42 +01:00
parent c64b781df2
commit 43780fe40c
2 changed files with 13 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
daemon/container.go
View File

@@ -335,7 +335,7 @@ func validateHealthCheck(healthConfig *containertypes.HealthConfig) error {
func validatePortBindings(ports networktypes.PortMap) error { func validatePortBindings(ports networktypes.PortMap) error {
for port := range ports { for port := range ports {
if !port.IsValid() { if !port.IsValid() || port.Num() == 0 {
return errors.Errorf("invalid port specification: %q", port.String()) return errors.Errorf("invalid port specification: %q", port.String())
} }

12
daemon/daemon_test.go
View File

@@ -300,6 +300,18 @@ func TestValidateContainerIsolation(t *testing.T) {
assert.Check(t, is.Error(err, "invalid isolation 'invalid' on "+runtime.GOOS)) assert.Check(t, is.Error(err, "invalid isolation 'invalid' on "+runtime.GOOS))
} }
func TestInvalidContainerPort0(t *testing.T) {
d := Daemon{}
hc := containertypes.HostConfig{
PortBindings: map[network.Port][]network.PortBinding{
network.MustParsePort("0/tcp"): {},
},
}
_, err := d.verifyContainerSettings(&configStore{}, &hc, nil, false)
assert.Error(t, err, `invalid port specification: "0/tcp"`)
}
func TestFindNetworkErrorType(t *testing.T) { func TestFindNetworkErrorType(t *testing.T) {
d := Daemon{} d := Daemon{}
_, err := d.FindNetwork("fakeNet") _, err := d.FindNetwork("fakeNet")