func addDependencyVolumesAndLinks(deps *definitions.Dependencies, srv *definitions.Service, ops *definitions.Operation) {
if deps != nil {
for i, dep := range deps.Services {
name, internalName, link, mount := util.ParseDependency(dep)
ConnectToAService(srv, ops, name, internalName, link, mount)
deps.Services[i] = name
}
for i, dep := range deps.Chains {
name, internalName, link, mount := util.ParseDependency(dep)
ConnectToAChain(srv, ops, name, internalName, link, mount)
deps.Chains[i] = name
}
}
}
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
}