acme

type AcmeService interface {
	Register() error
	Start() error
	Extend(services backend.ServiceRegistrations) (backend.ServiceRegistrations, error)
}

type AcmeServiceConfig struct {
	HttpProviderConfig

	EtcdPrefix       string // Folder in ETCD to use ACME
	CADirectoryURL   string // URL of ACME directory
	KeyBits          int    // Size of generated keys (in bits)
	Email            string // Registration email address
	PrivateKeyPath   string // Path of file containing private key
	RegistrationPath string // Path of file containing acme.RegistrationResource
}

type AcmeServiceDependencies struct {
	HttpProviderDependencies

	Listener   AcmeServiceListener
	Repository CertificatesRepository
	Cache      CertificatesFileCache
	Renewal    RenewalMonitor
	Requester  CertificateRequester
}

type AcmeServiceListener interface {
	CertificatesUpdated() // Called when there is a change in one of the ACME generated certificates.
}

type CertificateRequester interface {
	Initialize(acmeClient *acme.Client)
	RequestCertificates(domains []string) error
}

type CertificatesFileCache interface {
	Clear()

	// GetDomainCertificatePath returns the path of a certificate file for the given domain.
	GetDomainCertificatePath(domain string) (string, error)
}

type CertificatesRepository interface {
	WatchDomainCertificates() error

	// loadDomainCertificate tries to load the certificate for the given domain from the ETCD repository
	// Returns nil,nil if domain is not found.
	LoadDomainCertificate(domain string) ([]byte, error)

	// storeDomainCertificate stores the certificate for the given domain in the ETCD repository
	StoreDomainCertificate(domain string, certificate []byte) error
}

type HttpProviderConfig struct {
	EtcdPrefix string // Folder in ETCD to use for Http challenges
	Port       int    // Port to listen on
}

type HttpProviderDependencies struct {
	Logger     *logging.Logger
	EtcdClient client.Client
}

type RenewalMonitor interface {
	SetUsedDomains(domains []string)
	Start()
}