42 lines
1.1 KiB
Go
42 lines
1.1 KiB
Go
package docker
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import (
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"context"
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"fmt"
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"github.com/docker/docker/api/types"
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"github.com/docker/go-connections/nat"
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"strconv"
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"strings"
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)
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// ContainerSSHHostPort returns the port on the host that is exposing the internal ssh port of the given container info
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func ContainerSSHHostPort(ctx context.Context, container types.ContainerJSON) int {
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ports := container.NetworkSettings.Ports[nat.Port("22/tcp")]
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if len(ports) == 0 {
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return -1
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}
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port, err := strconv.Atoi(ports[0].HostPort)
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if err != nil {
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return -1
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}
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return port
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}
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// ContainerHostPort finds the host port that is exposing the given container port
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func ContainerHostPort(ctx context.Context, container types.ContainerJSON, port int) int {
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ports := container.NetworkSettings.Ports[nat.Port(fmt.Sprintf("%d/tcp", port))]
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if len(ports) == 0 {
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return -1
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}
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port, err := strconv.Atoi(ports[0].HostPort)
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if err != nil {
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return -1
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}
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return port
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}
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// CleanErrorMessage removes unnecessary parts in a docker sdk error message, such as "Error response from daemon:"
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func CleanErrorMessage(msg string) string {
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return strings.Replace(msg, "Error response from daemon: ", "", 1)
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}
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