portainer/portainer

package docker

import (
    "os"
)

var portainerContainerId string

func init() {
    // use hostname as the current  portainer id
    // Reference issue: JIRA EE-917
    // https://social.msdn.microsoft.com/Forums/en-US/5e5bff27-7511-4fb2-9ffa-207520d0ffb8/how-to-gain-windows-container-id-in-windows-container?forum=windowscontainers
    // Because Windows container cannot obtain container ID from /proc/self/cgroups like linux container,
    // as a workaround, we currently use hostname as container ID.
    portainerContainerId, _ = os.Hostname()
}

func (transport *Transport) applyPortainerContainers(resources []interface{}) ([]interface{}, error) {
    decoratedResourceData := make([]interface{}, 0)
    for _, resource := range resources {
        responseObject, ok := resource.(map[string]interface{})
        if !ok {
            decoratedResourceData = append(decoratedResourceData, resource)
            continue
        }
        responseObject, _ = transport.applyPortainerContainer(responseObject)
        decoratedResourceData = append(decoratedResourceData, responseObject)
    }

    return decoratedResourceData, nil
}

func (transport *Transport) applyPortainerContainer(resourceObject map[string]interface{}) (map[string]interface{}, error) {
    resourceId, ok := resourceObject["Id"].(string)
    if !ok {
        return resourceObject, nil
    }

    if len(resourceId) >= 12 && resourceId[0:12] == portainerContainerId {
        resourceObject["IsPortainer"] = true
    }

    return resourceObject, nil
}