status-go/vendor/github.com/libp2p/go-libp2p/libp2p.go

51 lines
1.4 KiB
Go

package libp2p
import (
"context"
config "github.com/libp2p/go-libp2p/config"
host "github.com/libp2p/go-libp2p-host"
)
// Config describes a set of settings for a libp2p node
type Config = config.Config
// Option is a libp2p config option that can be given to the libp2p constructor
// (`libp2p.New`).
type Option = config.Option
// ChainOptions chains multiple options into a single option.
func ChainOptions(opts ...Option) Option {
return func(cfg *Config) error {
for _, opt := range opts {
if err := opt(cfg); err != nil {
return err
}
}
return nil
}
}
// New constructs a new libp2p node with the given options (falling back on
// reasonable defaults).
//
// Canceling the passed context will stop the returned libp2p node.
func New(ctx context.Context, opts ...Option) (host.Host, error) {
return NewWithoutDefaults(ctx, append(opts, FallbackDefaults)...)
}
// NewWithoutDefaults constructs a new libp2p node with the given options but
// *without* falling back on reasonable defaults.
//
// Warning: This function should not be considered a stable interface. We may
// choose to add required services at any time and, by using this function, you
// opt-out of any defaults we may provide.
func NewWithoutDefaults(ctx context.Context, opts ...Option) (host.Host, error) {
var cfg Config
if err := cfg.Apply(opts...); err != nil {
return nil, err
}
return cfg.NewNode(ctx)
}