352 lines
21 KiB
Go
352 lines
21 KiB
Go
package validator
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import (
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"regexp"
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"github.com/go-webauthn/webauthn/protocol"
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"github.com/authelia/authelia/v4/internal/oidc"
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)
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const (
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loopback = "127.0.0.1"
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oauth2InstalledApp = "urn:ietf:wg:oauth:2.0:oob"
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)
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// Policy constants.
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const (
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policyBypass = "bypass"
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policyOneFactor = "one_factor"
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policyTwoFactor = "two_factor"
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policyDeny = "deny"
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)
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// Hashing constants.
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const (
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hashArgon2id = "argon2id"
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hashSHA512 = "sha512"
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)
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// Scheme constants.
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const (
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schemeLDAP = "ldap"
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schemeLDAPS = "ldaps"
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schemeHTTP = "http"
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schemeHTTPS = "https"
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)
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// Test constants.
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const (
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testInvalidPolicy = "invalid"
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testJWTSecret = "a_secret"
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testLDAPBaseDN = "base_dn"
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testLDAPPassword = "password"
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testLDAPURL = "ldap://ldap"
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testLDAPUser = "user"
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testModeDisabled = "disable"
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testEncryptionKey = "a_not_so_secure_encryption_key"
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)
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// Notifier Error constants.
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const (
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errFmtNotifierMultipleConfigured = "notifier: please ensure only one of the 'smtp' or 'filesystem' notifier is configured"
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errFmtNotifierNotConfigured = "notifier: you must ensure either the 'smtp' or 'filesystem' notifier " +
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"is configured"
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errFmtNotifierTemplatePathNotExist = "notifier: option 'template_path' refers to location '%s' which does not exist"
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errFmtNotifierTemplatePathUnknownError = "notifier: option 'template_path' refers to location '%s' which couldn't be opened: %w"
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errFmtNotifierTemplateLoad = "notifier: error loading template '%s': %w"
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errFmtNotifierFileSystemFileNameNotConfigured = "notifier: filesystem: option 'filename' is required "
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errFmtNotifierSMTPNotConfigured = "notifier: smtp: option '%s' is required"
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)
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// Authentication Backend Error constants.
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const (
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errFmtAuthBackendNotConfigured = "authentication_backend: you must ensure either the 'file' or 'ldap' " +
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"authentication backend is configured"
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errFmtAuthBackendMultipleConfigured = "authentication_backend: please ensure only one of the 'file' or 'ldap' " +
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"backend is configured"
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errFmtAuthBackendRefreshInterval = "authentication_backend: option 'refresh_interval' is configured to '%s' but " +
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"it must be either a duration notation or one of 'disable', or 'always': %w"
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errFmtAuthBackendPasswordResetCustomURLScheme = "authentication_backend: password_reset: option 'custom_url' is" +
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" configured to '%s' which has the scheme '%s' but the scheme must be either 'http' or 'https'"
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errFmtFileAuthBackendPathNotConfigured = "authentication_backend: file: option 'path' is required"
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errFmtFileAuthBackendPasswordSaltLength = "authentication_backend: file: password: option 'salt_length' " +
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"must be 2 or more but it is configured a '%d'"
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errFmtFileAuthBackendPasswordUnknownAlg = "authentication_backend: file: password: option 'algorithm' " +
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"must be either 'argon2id' or 'sha512' but it is configured as '%s'"
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errFmtFileAuthBackendPasswordInvalidIterations = "authentication_backend: file: password: option " +
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"'iterations' must be 1 or more but it is configured as '%d'"
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errFmtFileAuthBackendPasswordArgon2idInvalidKeyLength = "authentication_backend: file: password: option " +
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"'key_length' must be 16 or more when using algorithm 'argon2id' but it is configured as '%d'"
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errFmtFileAuthBackendPasswordArgon2idInvalidParallelism = "authentication_backend: file: password: option " +
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"'parallelism' must be 1 or more when using algorithm 'argon2id' but it is configured as '%d'"
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errFmtFileAuthBackendPasswordArgon2idInvalidMemory = "authentication_backend: file: password: option 'memory' " +
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"must at least be parallelism multiplied by 8 when using algorithm 'argon2id' " +
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"with parallelism %d it should be at least %d but it is configured as '%d'"
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errFmtLDAPAuthBackendUnauthenticatedBindWithPassword = "authentication_backend: ldap: option 'permit_unauthenticated_bind' can't be enabled when a password is specified"
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errFmtLDAPAuthBackendUnauthenticatedBindWithResetEnabled = "authentication_backend: ldap: option 'permit_unauthenticated_bind' can't be enabled when password reset is enabled"
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errFmtLDAPAuthBackendMissingOption = "authentication_backend: ldap: option '%s' is required"
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errFmtLDAPAuthBackendTLSMinVersion = "authentication_backend: ldap: tls: option " +
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"'minimum_tls_version' is invalid: %s: %w"
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errFmtLDAPAuthBackendImplementation = "authentication_backend: ldap: option 'implementation' " +
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"is configured as '%s' but must be one of the following values: '%s'"
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errFmtLDAPAuthBackendFilterReplacedPlaceholders = "authentication_backend: ldap: option " +
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"'%s' has an invalid placeholder: '%s' has been removed, please use '%s' instead"
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errFmtLDAPAuthBackendURLNotParsable = "authentication_backend: ldap: option " +
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"'url' could not be parsed: %w"
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errFmtLDAPAuthBackendURLInvalidScheme = "authentication_backend: ldap: option " +
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"'url' must have either the 'ldap' or 'ldaps' scheme but it is configured as '%s'"
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errFmtLDAPAuthBackendFilterEnclosingParenthesis = "authentication_backend: ldap: option " +
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"'%s' must contain enclosing parenthesis: '%s' should probably be '(%s)'"
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errFmtLDAPAuthBackendFilterMissingPlaceholder = "authentication_backend: ldap: option " +
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"'%s' must contain the placeholder '{%s}' but it is required"
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)
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// TOTP Error constants.
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const (
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errFmtTOTPInvalidAlgorithm = "totp: option 'algorithm' must be one of '%s' but it is configured as '%s'"
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errFmtTOTPInvalidPeriod = "totp: option 'period' option must be 15 or more but it is configured as '%d'"
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errFmtTOTPInvalidDigits = "totp: option 'digits' must be 6 or 8 but it is configured as '%d'"
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errFmtTOTPInvalidSecretSize = "totp: option 'secret_size' must be %d or higher but it is configured as '%d'" //nolint:gosec
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)
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// Storage Error constants.
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const (
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errStrStorage = "storage: configuration for a 'local', 'mysql' or 'postgres' database must be provided"
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errStrStorageEncryptionKeyMustBeProvided = "storage: option 'encryption_key' is required"
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errStrStorageEncryptionKeyTooShort = "storage: option 'encryption_key' must be 20 characters or longer"
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errFmtStorageUserPassMustBeProvided = "storage: %s: option 'username' and 'password' are required" //nolint:gosec
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errFmtStorageOptionMustBeProvided = "storage: %s: option '%s' is required"
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errFmtStoragePostgreSQLInvalidSSLMode = "storage: postgres: ssl: option 'mode' must be one of '%s' but it is configured as '%s'"
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)
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// OpenID Error constants.
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const (
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errFmtOIDCNoClientsConfigured = "identity_providers: oidc: option 'clients' must have one or " +
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"more clients configured"
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errFmtOIDCNoPrivateKey = "identity_providers: oidc: option 'issuer_private_key' is required"
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errFmtOIDCEnforcePKCEInvalidValue = "identity_providers: oidc: option 'enforce_pkce' must be 'never', " +
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"'public_clients_only' or 'always', but it is configured as '%s'"
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errFmtOIDCCORSInvalidOrigin = "identity_providers: oidc: cors: option 'allowed_origins' contains an invalid value '%s' as it has a %s: origins must only be scheme, hostname, and an optional port"
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errFmtOIDCCORSInvalidOriginWildcard = "identity_providers: oidc: cors: option 'allowed_origins' contains the wildcard origin '*' with more than one origin but the wildcard origin must be defined by itself"
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errFmtOIDCCORSInvalidOriginWildcardWithClients = "identity_providers: oidc: cors: option 'allowed_origins' contains the wildcard origin '*' cannot be specified with option 'allowed_origins_from_client_redirect_uris' enabled"
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errFmtOIDCCORSInvalidEndpoint = "identity_providers: oidc: cors: option 'endpoints' contains an invalid value '%s': must be one of '%s'"
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errFmtOIDCClientsDuplicateID = "identity_providers: oidc: one or more clients have the same id but all client" +
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"id's must be unique"
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errFmtOIDCClientsWithEmptyID = "identity_providers: oidc: one or more clients have been configured with " +
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"an empty id"
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errFmtOIDCClientInvalidSecret = "identity_providers: oidc: client '%s': option 'secret' is required"
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errFmtOIDCClientPublicInvalidSecret = "identity_providers: oidc: client '%s': option 'secret' is " +
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"required to be empty when option 'public' is true"
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errFmtOIDCClientRedirectURI = "identity_providers: oidc: client '%s': option 'redirect_uris' has an " +
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"invalid value: redirect uri '%s' must have a scheme of 'http' or 'https' but '%s' is configured"
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errFmtOIDCClientRedirectURICantBeParsed = "identity_providers: oidc: client '%s': option 'redirect_uris' has an " +
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"invalid value: redirect uri '%s' could not be parsed: %v"
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errFmtOIDCClientRedirectURIPublic = "identity_providers: oidc: client '%s': option 'redirect_uris' has the" +
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"redirect uri '%s' when option 'public' is false but this is invalid as this uri is not valid " +
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"for the openid connect confidential client type"
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errFmtOIDCClientRedirectURIAbsolute = "identity_providers: oidc: client '%s': option 'redirect_uris' has an " +
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"invalid value: redirect uri '%s' must have the scheme 'http' or 'https' but it has no scheme"
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errFmtOIDCClientInvalidPolicy = "identity_providers: oidc: client '%s': option 'policy' must be 'one_factor' " +
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"or 'two_factor' but it is configured as '%s'"
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errFmtOIDCClientInvalidEntry = "identity_providers: oidc: client '%s': option '%s' must only have the values " +
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"'%s' but one option is configured as '%s'"
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errFmtOIDCClientInvalidUserinfoAlgorithm = "identity_providers: oidc: client '%s': option " +
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"'userinfo_signing_algorithm' must be one of '%s' but it is configured as '%s'"
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errFmtOIDCClientInvalidSectorIdentifier = "identity_providers: oidc: client '%s': option " +
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"'sector_identifier' with value '%s': must be a URL with only the host component for example '%s' but it has a %s with the value '%s'"
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errFmtOIDCClientInvalidSectorIdentifierWithoutValue = "identity_providers: oidc: client '%s': option " +
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"'sector_identifier' with value '%s': must be a URL with only the host component for example '%s' but it has a %s"
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errFmtOIDCClientInvalidSectorIdentifierHost = "identity_providers: oidc: client '%s': option " +
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"'sector_identifier' with value '%s': must be a URL with only the host component but appears to be invalid"
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errFmtOIDCServerInsecureParameterEntropy = "openid connect provider: SECURITY ISSUE - minimum parameter entropy is " +
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"configured to an unsafe value, it should be above 8 but it's configured to %d"
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)
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// Webauthn Error constants.
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const (
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errFmtWebauthnConveyancePreference = "webauthn: option 'attestation_conveyance_preference' must be one of '%s' but it is configured as '%s'"
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errFmtWebauthnUserVerification = "webauthn: option 'user_verification' must be one of 'discouraged', 'preferred', 'required' but it is configured as '%s'"
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)
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// Access Control error constants.
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const (
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errFmtAccessControlDefaultPolicyValue = "access control: option 'default_policy' must be one of '%s' but it is " +
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"configured as '%s'"
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errFmtAccessControlDefaultPolicyWithoutRules = "access control: 'default_policy' option '%s' is invalid: when " +
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"no rules are specified it must be 'two_factor' or 'one_factor'"
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errFmtAccessControlNetworkGroupIPCIDRInvalid = "access control: networks: network group '%s' is invalid: the " +
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"network '%s' is not a valid IP or CIDR notation"
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errFmtAccessControlWarnNoRulesDefaultPolicy = "access control: no rules have been specified so the " +
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"'default_policy' of '%s' is going to be applied to all requests"
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errFmtAccessControlRuleNoDomains = "access control: rule %s: rule is invalid: must have the option " +
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"'domain' or 'domain_regex' configured"
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errFmtAccessControlRuleInvalidPolicy = "access control: rule %s: rule 'policy' option '%s' " +
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"is invalid: must be one of 'deny', 'two_factor', 'one_factor' or 'bypass'"
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errAccessControlRuleBypassPolicyInvalidWithSubjects = "access control: rule %s: 'policy' option 'bypass' is " +
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"not supported when 'subject' option is configured: see " +
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"https://www.authelia.com/c/acl#bypass"
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errAccessControlRuleBypassPolicyInvalidWithSubjectsWithGroupDomainRegex = "access control: rule %s: 'policy' option 'bypass' is " +
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"not supported when 'domain_regex' option contains the user or group named matches. For more information see: " +
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"https://www.authelia.com/c/acl#bypass-and-user-identity"
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errFmtAccessControlRuleNetworksInvalid = "access control: rule %s: the network '%s' is not a " +
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"valid Group Name, IP, or CIDR notation"
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errFmtAccessControlRuleSubjectInvalid = "access control: rule %s: 'subject' option '%s' is " +
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"invalid: must start with 'user:' or 'group:'"
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errFmtAccessControlRuleMethodInvalid = "access control: rule %s: 'methods' option '%s' is " +
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"invalid: must be one of '%s'"
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)
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// Theme Error constants.
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const (
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errFmtThemeName = "option 'theme' must be one of '%s' but it is configured as '%s'"
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)
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// NTP Error constants.
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const (
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errFmtNTPVersion = "ntp: option 'version' must be either 3 or 4 but it is configured as '%d'"
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)
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// Session error constants.
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const (
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errFmtSessionOptionRequired = "session: option '%s' is required"
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errFmtSessionDomainMustBeRoot = "session: option 'domain' must be the domain you wish to protect not a wildcard domain but it is configured as '%s'"
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errFmtSessionSameSite = "session: option 'same_site' must be one of '%s' but is configured as '%s'"
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errFmtSessionSecretRequired = "session: option 'secret' is required when using the '%s' provider"
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errFmtSessionRedisPortRange = "session: redis: option 'port' must be between 1 and 65535 but is configured as '%d'"
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errFmtSessionRedisHostRequired = "session: redis: option 'host' is required"
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errFmtSessionRedisHostOrNodesRequired = "session: redis: option 'host' or the 'high_availability' option 'nodes' is required"
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errFmtSessionRedisSentinelMissingName = "session: redis: high_availability: option 'sentinel_name' is required"
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errFmtSessionRedisSentinelNodeHostMissing = "session: redis: high_availability: option 'nodes': option 'host' is required for each node but one or more nodes are missing this"
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)
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// Regulation Error Consts.
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const (
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errFmtRegulationFindTimeGreaterThanBanTime = "regulation: option 'find_time' must be less than or equal to option 'ban_time'"
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)
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// Server Error constants.
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const (
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errFmtServerTLSCert = "server: tls: option 'key' must also be accompanied by option 'certificate'"
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errFmtServerTLSKey = "server: tls: option 'certificate' must also be accompanied by option 'key'"
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errFmtServerTLSCertFileDoesNotExist = "server: tls: file path %s provided in 'certificate' does not exist"
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errFmtServerTLSKeyFileDoesNotExist = "server: tls: file path %s provided in 'key' does not exist"
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errFmtServerTLSClientAuthCertFileDoesNotExist = "server: tls: client_certificates: certificates: file path %s does not exist"
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errFmtServerTLSClientAuthNoAuth = "server: tls: client authentication cannot be configured if no server certificate and key are provided"
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errFmtServerPathNoForwardSlashes = "server: option 'path' must not contain any forward slashes"
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errFmtServerPathAlphaNum = "server: option 'path' must only contain alpha numeric characters"
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errFmtServerBufferSize = "server: option '%s_buffer_size' must be above 0 but it is configured as '%d'"
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)
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const (
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errPasswordPolicyMultipleDefined = "password_policy: only a single password policy mechanism can be specified"
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errFmtPasswordPolicyStandardMinLengthNotGreaterThanZero = "password_policy: standard: option 'min_length' must be greater than 0 but is configured as %d"
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errFmtPasswordPolicyZXCVBNMinScoreInvalid = "password_policy: zxcvbn: option 'min_score' is invalid: must be between 1 and 4 but it's configured as %d"
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)
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const (
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errFmtDuoMissingOption = "duo_api: option '%s' is required when duo is enabled but it is missing"
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)
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// Error constants.
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const (
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/*
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errFmtDeprecatedConfigurationKey = "the %s configuration option is deprecated and will be " +
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"removed in %s, please use %s instead"
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Uncomment for use when deprecating keys.
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TODO: Create a method from within Koanf to automatically remap deprecated keys and produce warnings.
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TODO (cont): The main consideration is making sure we do not overwrite the destination key name if it already exists.
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*/
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errFmtInvalidDefault2FAMethod = "option 'default_2fa_method' is configured as '%s' but must be one of " +
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"the following values: '%s'"
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errFmtInvalidDefault2FAMethodDisabled = "option 'default_2fa_method' is configured as '%s' " +
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"but must be one of the following enabled method values: '%s'"
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errFmtReplacedConfigurationKey = "invalid configuration key '%s' was replaced by '%s'"
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errFmtLoggingLevelInvalid = "log: option 'level' must be one of '%s' but it is configured as '%s'"
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errFileHashing = "config key incorrect: authentication_backend.file.hashing should be authentication_backend.file.password"
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errFilePHashing = "config key incorrect: authentication_backend.file.password_hashing should be authentication_backend.file.password"
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errFilePOptions = "config key incorrect: authentication_backend.file.password_options should be authentication_backend.file.password"
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)
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var validStoragePostgreSQLSSLModes = []string{testModeDisabled, "require", "verify-ca", "verify-full"}
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var validThemeNames = []string{"light", "dark", "grey", "auto"}
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var validSessionSameSiteValues = []string{"none", "lax", "strict"}
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var validLoLevels = []string{"trace", "debug", "info", "warn", "error"}
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var validWebauthnConveyancePreferences = []string{string(protocol.PreferNoAttestation), string(protocol.PreferIndirectAttestation), string(protocol.PreferDirectAttestation)}
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var validWebauthnUserVerificationRequirement = []string{string(protocol.VerificationDiscouraged), string(protocol.VerificationPreferred), string(protocol.VerificationRequired)}
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var validRFC7231HTTPMethodVerbs = []string{"GET", "HEAD", "POST", "PUT", "PATCH", "DELETE", "TRACE", "CONNECT", "OPTIONS"}
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var validRFC4918HTTPMethodVerbs = []string{"COPY", "LOCK", "MKCOL", "MOVE", "PROPFIND", "PROPPATCH", "UNLOCK"}
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var validACLHTTPMethodVerbs = append(validRFC7231HTTPMethodVerbs, validRFC4918HTTPMethodVerbs...)
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var validACLRulePolicies = []string{policyBypass, policyOneFactor, policyTwoFactor, policyDeny}
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var validDefault2FAMethods = []string{"totp", "webauthn", "mobile_push"}
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var validOIDCScopes = []string{oidc.ScopeOpenID, oidc.ScopeEmail, oidc.ScopeProfile, oidc.ScopeGroups, "offline_access"}
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var validOIDCGrantTypes = []string{"implicit", "refresh_token", "authorization_code", "password", "client_credentials"}
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var validOIDCResponseModes = []string{"form_post", "query", "fragment"}
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var validOIDCUserinfoAlgorithms = []string{"none", "RS256"}
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var validOIDCCORSEndpoints = []string{oidc.AuthorizationEndpoint, oidc.TokenEndpoint, oidc.IntrospectionEndpoint, oidc.RevocationEndpoint, oidc.UserinfoEndpoint}
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var reKeyReplacer = regexp.MustCompile(`\[\d+]`)
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var replacedKeys = map[string]string{
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"authentication_backend.ldap.skip_verify": "authentication_backend.ldap.tls.skip_verify",
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"authentication_backend.ldap.minimum_tls_version": "authentication_backend.ldap.tls.minimum_version",
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"notifier.smtp.disable_verify_cert": "notifier.smtp.tls.skip_verify",
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"logs_level": "log.level",
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"logs_file_path": "log.file_path",
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"log_level": "log.level",
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"log_file_path": "log.file_path",
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"log_format": "log.format",
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"host": "server.host",
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"port": "server.port",
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"tls_key": "server.tls.key",
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"tls_cert": "server.tls.certificate",
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}
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var specificErrorKeys = map[string]string{
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"google_analytics": "config key removed: google_analytics - this functionality has been deprecated",
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"notifier.smtp.trusted_cert": "invalid configuration key 'notifier.smtp.trusted_cert' it has been removed, " +
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"option has been replaced by the global option 'certificates_directory'",
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"authentication_backend.file.password_options.algorithm": errFilePOptions,
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"authentication_backend.file.password_options.iterations": errFilePOptions,
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"authentication_backend.file.password_options.key_length": errFilePOptions,
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"authentication_backend.file.password_options.salt_length": errFilePOptions,
|
|
"authentication_backend.file.password_options.memory": errFilePOptions,
|
|
"authentication_backend.file.password_options.parallelism": errFilePOptions,
|
|
"authentication_backend.file.password_hashing.algorithm": errFilePHashing,
|
|
"authentication_backend.file.password_hashing.iterations": errFilePHashing,
|
|
"authentication_backend.file.password_hashing.key_length": errFilePHashing,
|
|
"authentication_backend.file.password_hashing.salt_length": errFilePHashing,
|
|
"authentication_backend.file.password_hashing.memory": errFilePHashing,
|
|
"authentication_backend.file.password_hashing.parallelism": errFilePHashing,
|
|
"authentication_backend.file.hashing.algorithm": errFileHashing,
|
|
"authentication_backend.file.hashing.iterations": errFileHashing,
|
|
"authentication_backend.file.hashing.key_length": errFileHashing,
|
|
"authentication_backend.file.hashing.salt_length": errFileHashing,
|
|
"authentication_backend.file.hashing.memory": errFileHashing,
|
|
"authentication_backend.file.hashing.parallelism": errFileHashing,
|
|
}
|