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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,119 @@ | ||
package auth | ||
|
||
import ( | ||
"crypto" | ||
"net/http" | ||
"strings" | ||
"time" | ||
|
||
"github.com/go-openapi/runtime" | ||
"github.com/go-openapi/runtime/security" | ||
"github.com/golang-jwt/jwt/v4" | ||
"github.com/openshift/assisted-service/internal/common" | ||
"github.com/openshift/assisted-service/internal/gencrypto" | ||
|
||
"github.com/openshift/assisted-service/pkg/ocm" | ||
"github.com/patrickmn/go-cache" | ||
"github.com/pkg/errors" | ||
"github.com/sirupsen/logrus" | ||
"gorm.io/gorm" | ||
) | ||
|
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type AgentLocalAuthenticator struct { | ||
cache *cache.Cache | ||
db *gorm.DB | ||
log logrus.FieldLogger | ||
publicKey crypto.PublicKey | ||
} | ||
|
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func NewAgentLocalAuthenticator(cfg *Config, log logrus.FieldLogger, db *gorm.DB) (*AgentLocalAuthenticator, error) { | ||
if cfg.ECPublicKeyPEM == "" { | ||
return nil, errors.Errorf("agent installer local authentication requires an ecdsa Public Key") | ||
} | ||
logrus.Infof("*** in NewAgentLocalAuthenticator, public key is %s", cfg.ECPublicKeyPEM) | ||
key, err := jwt.ParseECPublicKeyFromPEM([]byte(cfg.ECPublicKeyPEM)) | ||
if err != nil { | ||
return nil, err | ||
} | ||
|
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a := &AgentLocalAuthenticator{ | ||
cache: cache.New(10*time.Minute, 30*time.Minute), | ||
db: db, | ||
log: log, | ||
publicKey: key, | ||
} | ||
|
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return a, nil | ||
} | ||
|
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var _ Authenticator = &AgentLocalAuthenticator{} | ||
|
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func (a *AgentLocalAuthenticator) AuthType() AuthType { | ||
return TypeAgentLocal | ||
} | ||
|
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func (a *AgentLocalAuthenticator) EnableOrgTenancy() bool { | ||
return false | ||
} | ||
|
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func (a *AgentLocalAuthenticator) EnableOrgBasedFeatureGates() bool { | ||
return false | ||
} | ||
|
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func (a *AgentLocalAuthenticator) AuthAgentAuth(token string) (interface{}, error) { | ||
// Trim the "bearer" prefix if present. Check without removing | ||
token = strings.TrimPrefix(token, "bearer ") | ||
token = strings.TrimPrefix(token, "Bearer ") | ||
|
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t, err := validateToken(token, a.publicKey) | ||
if err != nil { | ||
a.log.WithError(err).Error("failed to validate token") | ||
return nil, common.NewInfraError(http.StatusUnauthorized, err) | ||
} | ||
claims, ok := t.Claims.(jwt.MapClaims) | ||
if !ok { | ||
err := errors.Errorf("failed to parse JWT token claims") | ||
a.log.Error(err) | ||
return nil, common.NewInfraError(http.StatusUnauthorized, err) | ||
} | ||
|
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infraEnvID, infraEnvOk := claims[string(gencrypto.InfraEnvKey)].(string) | ||
if !infraEnvOk { | ||
err := errors.Errorf("claims are incorrectly formatted") | ||
a.log.Error(err) | ||
return nil, common.NewInfraError(http.StatusUnauthorized, err) | ||
} | ||
if infraEnvOk { | ||
_, exists := a.cache.Get(infraEnvID) | ||
if !exists { | ||
if infraEnvExists(a.db, infraEnvID) { | ||
a.cache.Set(infraEnvID, "", cache.DefaultExpiration) | ||
} | ||
// not useful for agent. Always errors because infraenv needs to be registered? | ||
// else { | ||
// logrus.Infof("infraEnv %s does not exist", infraEnvID) | ||
// err := errors.Errorf("infraEnv %s does not exist", infraEnvID) | ||
// return nil, common.NewInfraError(http.StatusUnauthorized, err) | ||
// } | ||
} | ||
a.log.Infof("Authenticating infraEnv %s JWT", infraEnvID) | ||
} | ||
|
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return ocm.AdminPayload(), nil | ||
} | ||
|
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func (a *AgentLocalAuthenticator) AuthUserAuth(token string) (interface{}, error) { | ||
return a.AuthAgentAuth(token) | ||
} | ||
|
||
func (a *AgentLocalAuthenticator) AuthURLAuth(token string) (interface{}, error) { | ||
return a.AuthAgentAuth(token) | ||
} | ||
|
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func (a *AgentLocalAuthenticator) AuthImageAuth(_ string) (interface{}, error) { | ||
return nil, common.NewInfraError(http.StatusUnauthorized, errors.Errorf("Image Authentication not allowed for agent local auth")) | ||
} | ||
|
||
func (a *AgentLocalAuthenticator) CreateAuthenticator() func(_, _ string, _ security.TokenAuthentication) runtime.Authenticator { | ||
return security.APIKeyAuth | ||
} |
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