// cacheAPIInfo updates the local environment settings (.jenv file)
// with the provided apiInfo, assuming we've just successfully
// connected to the API server.
func cacheAPIInfo(info configstore.EnvironInfo, apiInfo *api.Info) error {
info.SetAPIEndpoint(configstore.APIEndpoint{
Addresses: apiInfo.Addrs,
CACert: string(apiInfo.CACert),
})
_, username, err := names.ParseTag(apiInfo.Tag, names.UserTagKind)
if err != nil {
return fmt.Errorf("invalid API user tag: %v", err)
}
info.SetAPICredentials(configstore.APICredentials{
User: username,
Password: apiInfo.Password,
})
return info.Write()
}
// cacheChangedAPIAddresses updates the local environment settings (.jenv file)
// with the provided API server addresses if they have changed.
func cacheChangedAPIAddresses(info configstore.EnvironInfo, st apiState) error {
var addrs []string
for _, serverHostPorts := range st.APIHostPorts() {
for _, hostPort := range serverHostPorts {
// Only cache addresses that are likely to be usable,
// exclude IPv6 for now and localhost style ones.
if hostPort.Type != instance.Ipv6Address && hostPort.NetworkScope != instance.NetworkMachineLocal {
addrs = append(addrs, hostPort.NetAddr())
}
}
}
endpoint := info.APIEndpoint()
if len(addrs) == 0 || !addrsChanged(endpoint.Addresses, addrs) {
return nil
}
logger.Debugf("API addresses changed from %q to %q", endpoint.Addresses, addrs)
endpoint.Addresses = addrs
info.SetAPIEndpoint(endpoint)
if err := info.Write(); err != nil {
return err
}
logger.Infof("updated API connection settings cache")
return nil
}