mirror of
https://github.com/smallstep/certificates.git
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116 lines
4.1 KiB
Go
116 lines
4.1 KiB
Go
package apiv1
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import (
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"crypto"
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"crypto/x509"
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"encoding/json"
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"github.com/pkg/errors"
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"go.step.sm/crypto/kms"
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)
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// Options represents the configuration options used to select and configure the
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// CertificateAuthorityService (CAS) to use.
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type Options struct {
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// AuthorityID is the the id oc the current authority. This is used on
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// StepCAS to add information about the origin of a certificate.
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AuthorityID string `json:"-"`
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// The type of the CAS to use.
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Type string `json:"type"`
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// CertificateAuthority reference:
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// In StepCAS the value is the CA url, e.g., "https://ca.smallstep.com:9000".
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// In CloudCAS the format is "projects/*/locations/*/certificateAuthorities/*".
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// In VaultCAS the value is the url, e.g., "https://vault.smallstep.com".
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CertificateAuthority string `json:"certificateAuthority,omitempty"`
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// CertificateAuthorityFingerprint is the root fingerprint used to
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// authenticate the connection to the CA when using StepCAS.
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CertificateAuthorityFingerprint string `json:"certificateAuthorityFingerprint,omitempty"`
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// CertificateIssuer contains the configuration used in StepCAS.
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CertificateIssuer *CertificateIssuer `json:"certificateIssuer,omitempty"`
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// Path to the credentials file used in CloudCAS. If not defined the default
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// authentication mechanism provided by Google SDK will be used. See
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// https://cloud.google.com/docs/authentication.
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CredentialsFile string `json:"credentialsFile,omitempty"`
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// CertificateChain contains the issuer certificate, along with any other
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// bundled certificates to be returned in the chain to consumers. It is used
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// used in SoftCAS and it is configured in the crt property of the ca.json.
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CertificateChain []*x509.Certificate `json:"-"`
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// Signer is the private key or a KMS signer for the issuer certificate. It
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// is used in SoftCAS and it is configured in the key property of the
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// ca.json.
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Signer crypto.Signer `json:"-"`
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// CertificateSigner combines CertificateChain and Signer in a callback that
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// returns the chain of certificate and signer used to sign X.509
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// certificates in SoftCAS.
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CertificateSigner func() ([]*x509.Certificate, crypto.Signer, error) `json:"-"`
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// IsCreator is set to true when we're creating a certificate authority. It
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// is used to skip some validations when initializing a
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// CertificateAuthority. This option is used on SoftCAS and CloudCAS.
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IsCreator bool `json:"-"`
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// IsCAGetter is set to true when we're just using the
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// CertificateAuthorityGetter interface to retrieve the root certificate. It
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// is used to skip some validations when initializing a
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// CertificateAuthority. This option is used on StepCAS.
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IsCAGetter bool `json:"-"`
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// KeyManager is the KMS used to generate keys in SoftCAS.
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KeyManager kms.KeyManager `json:"-"`
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// Project, Location, CaPool and GCSBucket are parameters used in CloudCAS
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// to create a new certificate authority. If a CaPool does not exist it will
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// be created. GCSBucket is optional, if not provided GCloud will create a
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// managed bucket.
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Project string `json:"-"`
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Location string `json:"-"`
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CaPool string `json:"-"`
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CaPoolTier string `json:"-"`
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GCSBucket string `json:"-"`
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// Generic structure to configure any CAS
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Config json.RawMessage `json:"config,omitempty"`
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}
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// CertificateIssuer contains the properties used to use the StepCAS certificate
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// authority service.
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type CertificateIssuer struct {
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Type string `json:"type"`
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Provisioner string `json:"provisioner,omitempty"`
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Certificate string `json:"crt,omitempty"`
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Key string `json:"key,omitempty"`
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Password string `json:"password,omitempty"`
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}
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// Validate checks the fields in Options.
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func (o *Options) Validate() error {
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var typ Type
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if o == nil {
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typ = Type(SoftCAS)
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} else {
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typ = Type(o.Type)
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}
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// Check that the type can be loaded.
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if _, ok := LoadCertificateAuthorityServiceNewFunc(typ); !ok {
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return errors.Errorf("unsupported cas type %s", typ)
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}
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return nil
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}
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// Is returns if the options have the given type.
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func (o *Options) Is(t Type) bool {
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if o == nil {
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return t.String() == SoftCAS
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}
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return Type(o.Type).String() == t.String()
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}
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