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package lego
import (
"errors"
"net/url"
"github.com/go-acme/lego/v4/acme/api"
"github.com/go-acme/lego/v4/certificate"
"github.com/go-acme/lego/v4/challenge/resolver"
"github.com/go-acme/lego/v4/registration"
)
// Client is the user-friendly way to ACME.
type Client struct {
Certificate *certificate.Certifier
Challenge *resolver.SolverManager
Registration *registration.Registrar
core *api.Core
}
// NewClient creates a new ACME client on behalf of the user.
// The client will depend on the ACME directory located at CADirURL for the rest of its actions.
// A private key of type keyType (see KeyType constants) will be generated when requesting a new certificate if one isn't provided.
func NewClient(config *Config) (*Client, error) {
if config == nil {
return nil, errors.New("a configuration must be provided")
}
_, err := url.Parse(config.CADirURL)
if err != nil {
return nil, err
}
if config.HTTPClient == nil {
return nil, errors.New("the HTTP client cannot be nil")
}
privateKey := config.User.GetPrivateKey()
if privateKey == nil {
return nil, errors.New("private key was nil")
}
var kid string
if reg := config.User.GetRegistration(); reg != nil {
kid = reg.URI
}
core, err := api.New(config.HTTPClient, config.UserAgent, config.CADirURL, kid, privateKey)
if err != nil {
return nil, err
}
solversManager := resolver.NewSolversManager(core)
prober := resolver.NewProber(solversManager)
certifier := certificate.NewCertifier(core, prober, certificate.CertifierOptions{KeyType: config.Certificate.KeyType, Timeout: config.Certificate.Timeout})
return &Client{
Certificate: certifier,
Challenge: solversManager,
Registration: registration.NewRegistrar(core, config.User),
core: core,
}, nil
}
// GetToSURL returns the current ToS URL from the Directory.
func (c *Client) GetToSURL() string {
return c.core.GetDirectory().Meta.TermsOfService
}
// GetExternalAccountRequired returns the External Account Binding requirement of the Directory.
func (c *Client) GetExternalAccountRequired() bool {
return c.core.GetDirectory().Meta.ExternalAccountRequired
}
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