func ChainConnectedToAService(chainName string, srv *definitions.ServiceDefinition) (*definitions.ServiceDefinition, error) {
s, err := loaders.ChainsAsAService(chainName, false, srv.Operations.ContainerNumber)
if err != nil {
return nil, err
}
loaders.ConnectToAService(srv, chainName) // first make the service container linked to the chain
loaders.ConnectToAService(s, srv.Name) // now make the chain container linked to the service container
// XXX: we may have name collision here if we're not careful.
util.OverWriteOperations(s.Operations, srv.Operations)
return s, nil
}
func ConnectChainToService(chainFlag, chainNameAndOpts string, srv *definitions.ServiceDefinition) (*definitions.ServiceDefinition, error) {
chainName, internalName, link, mount := util.ParseDependency(chainNameAndOpts)
if chainFlag != "" {
// flag overwrites whatever is in the service definition
chainName = chainFlag
} else if strings.HasPrefix(srv.Chain, "$chain") {
// if there's a $chain and no flag or checked out chain, we err
var err error
chainName, err = util.GetHead()
if chainName == "" || err != nil {
return nil, fmt.Errorf("Marmot disapproval face.\nYou tried to start a service which has a `$chain` variable but didn't give us a chain.\nPlease rerun the command either after [eris chains checkout CHAINNAME] *or* with a --chain flag.\n")
}
}
s, err := loaders.ChainsAsAService(chainName, false, srv.Operations.ContainerNumber)
if err != nil {
return nil, err
}
// link the service container linked to the chain
// XXX: we may have name collision here if we're not careful.
loaders.ConnectToAChain(srv.Service, srv.Operations, chainName, internalName, link, mount)
return s, nil
}