func ExecService(do *definitions.Do) error {
service, err := loaders.LoadServiceDefinition(do.Name, false, do.Operations.ContainerNumber)
if err != nil {
return err
}
util.Merge(service.Operations, do.Operations)
// Get the main service container name, check if it's running.
main := util.FindServiceContainer(do.Name, do.Operations.ContainerNumber, false)
if main != nil {
if service.Service.ExecHost == "" {
log.Info("exec_host not found in service definition file")
log.WithField("service", do.Name).Info("May not be able to communicate with the service")
} else {
service.Service.Environment = append(service.Service.Environment,
fmt.Sprintf("%s=%s", service.Service.ExecHost, do.Name))
}
// Use service's short name as a link alias.
service.Service.Links = append(service.Service.Links, fmt.Sprintf("%s:%s", main.FullName, do.Name))
}
// Override links on the command line.
if len(do.Links) > 0 {
service.Service.Links = do.Links
}
return perform.DockerExecService(service.Service, service.Operations)
}
func parseContainers(service *definitions.Service, ops *definitions.Operation, all bool) bool {
// populate service container specifics
cName := util.FindServiceContainer(service.Name, ops.ContainerNumber, all)
if cName == nil {
return false
}
ops.SrvContainerName = cName.DockersName
ops.SrvContainerID = cName.ContainerID
// populate data container specifics
if service.AutoData && ops.DataContainerID == "" {
dName := util.FindDataContainer(service.Name, ops.ContainerNumber)
if dName != nil {
ops.DataContainerName = dName.DockersName
ops.DataContainerID = dName.ContainerID
}
}
return true
}
// These are things we want to *always* control. Should be last
// called before a return...
func ServiceFinalizeLoad(srv *definitions.ServiceDefinition) {
// If no name use image name
if srv.Name == "" {
logger.Debugf("Service definition has no name. ")
if srv.Service.Name != "" {
logger.Debugf("Defaulting to service name =>\t%s\n", srv.Service.Name)
srv.Name = srv.Service.Name
} else {
if srv.Service.Image != "" {
srv.Name = strings.Replace(srv.Service.Image, "/", "_", -1)
srv.Service.Name = srv.Name
logger.Debugf("Defaulting to image name =>\t%s\n", srv.Name)
} else {
panic("Service's Image should have been set before reaching ServiceFinalizeLoad")
}
}
}
container := util.FindServiceContainer(srv.Name, srv.Operations.ContainerNumber, true)
if container != nil {
logger.Debugf("Setting SrvCont Names =>\t%s:%s\n", container.FullName, container.ContainerID)
srv.Operations.SrvContainerName = container.FullName
srv.Operations.SrvContainerID = container.ContainerID
} else {
srv.Operations.SrvContainerName = util.ServiceContainersName(srv.Name, srv.Operations.ContainerNumber)
srv.Operations.DataContainerName = util.ServiceToDataContainer(srv.Operations.SrvContainerName)
}
if srv.Service.AutoData {
dataContainer := util.FindDataContainer(srv.Name, srv.Operations.ContainerNumber)
if dataContainer != nil {
logger.Debugf("Setting DataCont Names =>\t%s:%s\n", dataContainer.FullName, dataContainer.ContainerID)
srv.Operations.DataContainerName = dataContainer.FullName
srv.Operations.DataContainerID = dataContainer.ContainerID
} else {
srv.Operations.SrvContainerName = util.ServiceContainersName(srv.Name, srv.Operations.ContainerNumber)
srv.Operations.DataContainerName = util.ServiceToDataContainer(srv.Operations.SrvContainerName)
}
}
}
// These are things we want to *always* control. Should be last
// called before a return...
func ServiceFinalizeLoad(srv *definitions.ServiceDefinition) {
if srv.Name == "" && srv.Service.Name == "" && srv.Service.Image == "" { // If no name or image, panic
panic("Service's Image should have been set before reaching ServiceFinalizeLoad")
} else if srv.Name == "" && srv.Service.Name == "" && srv.Service.Image != "" { // If no name use image
srv.Name = strings.Replace(srv.Service.Image, "/", "_", -1)
srv.Service.Name = srv.Name
log.WithField("image", srv.Name).Debug("Defaulting to image")
} else if srv.Service.Name != "" && srv.Name == "" { // harmonize names
srv.Name = srv.Service.Name
log.WithField("service", srv.Service.Name).Debug("Defaulting to service")
} else if srv.Service.Name == "" && srv.Name != "" {
srv.Service.Name = srv.Name
log.WithField("service", srv.Name).Debug("Defaulting to service")
}
container := util.FindServiceContainer(srv.Name, srv.Operations.ContainerNumber, true)
if container != nil {
log.WithField("=>", container.FullName).Debug("Setting service container name")
srv.Operations.SrvContainerName = container.FullName
srv.Operations.SrvContainerID = container.ContainerID
} else {
srv.Operations.SrvContainerName = util.ServiceContainersName(srv.Name, srv.Operations.ContainerNumber)
srv.Operations.DataContainerName = util.ServiceToDataContainer(srv.Operations.SrvContainerName)
}
if srv.Service.AutoData {
dataContainer := util.FindDataContainer(srv.Name, srv.Operations.ContainerNumber)
if dataContainer != nil {
log.WithField("=>", dataContainer.FullName).Debug("Setting data container name")
srv.Operations.DataContainerName = dataContainer.FullName
srv.Operations.DataContainerID = dataContainer.ContainerID
} else {
srv.Operations.SrvContainerName = util.ServiceContainersName(srv.Name, srv.Operations.ContainerNumber)
srv.Operations.DataContainerName = util.ServiceToDataContainer(srv.Operations.SrvContainerName)
}
}
}