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Code Issues Releases Activity

Refactor port mapping functions for build simplicity

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This commit is contained in:
Ross Cadogan 2016-11-07 19:21:47 +00:00
parent e75236414e
commit 6a56597d45
3 changed files with 7 additions and 13 deletions
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7
container/container.go
View File

@ -136,7 +136,12 @@ func (c Container) runtimeConfig() *dockercontainer.Config {
config.Volumes = structMapSubtract(config.Volumes, imageConfig.Volumes)
config.ExposedPorts = structMapPortSubtract(config.ExposedPorts, imageConfig.ExposedPorts)
// subtract ports exposed in image from container
for k, _ := range config.ExposedPorts {
if _, ok := imageConfig.ExposedPorts[k]; ok {
delete(config.ExposedPorts, k)
}
}
for p := range c.containerInfo.HostConfig.PortBindings {
config.ExposedPorts[p] = struct{}{}
}

12
container/util.go
View File

@ -1,7 +1,6 @@
package container
import (
"github.com/docker/go-connections/nat"
)
func sliceEqual(s1, s2 []string) bool {
@ -67,14 +66,3 @@ func structMapSubtract(m1, m2 map[string]struct{}) map[string]struct{} {
return m
}
func structMapPortSubtract(m1, m2 map[nat.Port]struct{}) map[nat.Port]struct{} {
m := map[nat.Port]struct{}{}
for k1, v1 := range m1 {
if _, ok := m2[k1]; !ok {
m[k1] = v1
}
}
return m
}

1
container/util_test.go
View File

@ -63,3 +63,4 @@ func TestStructMapSubtract(t *testing.T) {
assert.Equal(t, map[string]struct{}{"a": x, "b": x, "c": x}, m1)
assert.Equal(t, map[string]struct{}{"a": x, "c": x}, m2)
}