2015-08-27 15:51:35 +00:00
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package logical
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2017-02-16 18:37:21 +00:00
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import (
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2018-01-19 06:44:44 +00:00
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"context"
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2017-03-16 00:14:48 +00:00
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"errors"
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2020-05-27 18:28:00 +00:00
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"fmt"
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"io"
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2017-02-16 18:37:21 +00:00
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"time"
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2019-04-12 21:54:35 +00:00
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"github.com/hashicorp/vault/sdk/helper/consts"
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"github.com/hashicorp/vault/sdk/helper/license"
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"github.com/hashicorp/vault/sdk/helper/pluginutil"
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"github.com/hashicorp/vault/sdk/helper/wrapping"
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2017-02-16 18:37:21 +00:00
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)
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2015-08-27 15:51:35 +00:00
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2015-08-27 17:36:44 +00:00
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// SystemView exposes system configuration information in a safe way
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// for logical backends to consume
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type SystemView interface {
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2015-08-27 16:14:03 +00:00
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// DefaultLeaseTTL returns the default lease TTL set in Vault configuration
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2015-09-10 19:09:34 +00:00
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DefaultLeaseTTL() time.Duration
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2015-08-27 16:14:03 +00:00
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// MaxLeaseTTL returns the max lease TTL set in Vault configuration; backend
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// authors should take care not to issue credentials that last longer than
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// this value, as Vault will revoke them
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2015-09-10 19:09:34 +00:00
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MaxLeaseTTL() time.Duration
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2015-09-18 23:59:06 +00:00
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2016-01-22 22:01:22 +00:00
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// Returns true if the mount is tainted. A mount is tainted if it is in the
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// process of being unmounted. This should only be used in special
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// circumstances; a primary use-case is as a guard in revocation functions.
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// If revocation of a backend's leases fails it can keep the unmounting
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// process from being successful. If the reason for this failure is not
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// relevant when the mount is tainted (for instance, saving a CRL to disk
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// when the stored CRL will be removed during the unmounting process
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// anyways), we can ignore the errors to allow unmounting to complete.
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Tainted() bool
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2016-04-21 13:52:42 +00:00
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// Returns true if caching is disabled. If true, no caches should be used,
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// despite known slowdowns.
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2016-04-21 20:32:06 +00:00
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CachingDisabled() bool
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2017-01-07 23:18:22 +00:00
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2018-02-02 23:17:12 +00:00
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// When run from a system view attached to a request, indicates whether the
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// request is affecting a local mount or not
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LocalMount() bool
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2017-01-13 19:51:10 +00:00
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// ReplicationState indicates the state of cluster replication
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ReplicationState() consts.ReplicationState
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2017-03-16 00:14:48 +00:00
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2018-09-18 03:03:00 +00:00
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// HasFeature returns true if the feature is currently enabled
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HasFeature(feature license.Features) bool
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2017-03-16 00:14:48 +00:00
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// ResponseWrapData wraps the given data in a cubbyhole and returns the
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// token used to unwrap.
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2018-01-19 06:44:44 +00:00
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ResponseWrapData(ctx context.Context, data map[string]interface{}, ttl time.Duration, jwt bool) (*wrapping.ResponseWrapInfo, error)
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2017-04-04 00:52:29 +00:00
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2017-04-11 00:12:52 +00:00
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// LookupPlugin looks into the plugin catalog for a plugin with the given
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// name. Returns a PluginRunner or an error if a plugin can not be found.
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2022-08-31 18:23:05 +00:00
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LookupPlugin(ctx context.Context, pluginName string, pluginType consts.PluginType) (*pluginutil.PluginRunner, error)
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// LookupPluginVersion looks into the plugin catalog for a plugin with the given
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// name and version. Returns a PluginRunner or an error if a plugin can not be found.
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LookupPluginVersion(ctx context.Context, pluginName string, pluginType consts.PluginType, version string) (*pluginutil.PluginRunner, error)
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2017-04-11 00:12:52 +00:00
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2022-09-09 16:32:28 +00:00
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// ListVersionedPlugins returns information about all plugins of a certain
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// type in the catalog, including any versioning information stored for them.
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ListVersionedPlugins(ctx context.Context, pluginType consts.PluginType) ([]pluginutil.VersionedPlugin, error)
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2022-02-17 14:50:33 +00:00
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// NewPluginClient returns a client for managing the lifecycle of plugin
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// processes
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NewPluginClient(ctx context.Context, config pluginutil.PluginClientConfig) (pluginutil.PluginClient, error)
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2017-05-04 17:41:59 +00:00
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// MlockEnabled returns the configuration setting for enabling mlock on
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2017-04-24 19:21:49 +00:00
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// plugins.
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MlockEnabled() bool
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2018-06-04 00:48:12 +00:00
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// EntityInfo returns a subset of information related to the identity entity
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// for the given entity id
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EntityInfo(entityID string) (*Entity, error)
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2018-08-03 16:32:17 +00:00
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2020-01-06 18:16:52 +00:00
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// GroupsForEntity returns the group membership information for the provided
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// entity id
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GroupsForEntity(entityID string) ([]*Group, error)
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2018-08-03 16:32:17 +00:00
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// PluginEnv returns Vault environment information used by plugins
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PluginEnv(context.Context) (*PluginEnvironment, error)
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2020-05-27 18:28:00 +00:00
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2022-12-07 18:29:51 +00:00
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// VaultVersion returns the version string for the currently running Vault.
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VaultVersion(context.Context) (string, error)
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2020-05-27 18:28:00 +00:00
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// GeneratePasswordFromPolicy generates a password from the policy referenced.
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// If the policy does not exist, this will return an error.
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GeneratePasswordFromPolicy(ctx context.Context, policyName string) (password string, err error)
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}
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type PasswordPolicy interface {
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// Generate a random password
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Generate(context.Context, io.Reader) (string, error)
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2015-08-27 17:36:44 +00:00
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}
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2019-05-22 22:52:53 +00:00
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type ExtendedSystemView interface {
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Auditor() Auditor
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2019-06-11 20:13:03 +00:00
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ForwardGenericRequest(context.Context, *Request) (*Response, error)
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2019-05-22 22:52:53 +00:00
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}
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2020-06-17 20:24:38 +00:00
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type PasswordGenerator func() (password string, err error)
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2015-08-27 18:25:07 +00:00
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type StaticSystemView struct {
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2017-01-13 19:51:10 +00:00
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DefaultLeaseTTLVal time.Duration
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MaxLeaseTTLVal time.Duration
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SudoPrivilegeVal bool
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TaintedVal bool
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CachingDisabledVal bool
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Primary bool
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2017-04-24 19:21:49 +00:00
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EnableMlock bool
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2018-02-02 23:17:12 +00:00
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LocalMountVal bool
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2017-02-16 18:37:21 +00:00
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ReplicationStateVal consts.ReplicationState
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2018-06-04 00:48:12 +00:00
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EntityVal *Entity
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2020-01-06 18:16:52 +00:00
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GroupsVal []*Group
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2018-09-18 03:03:00 +00:00
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Features license.Features
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2018-08-03 16:32:17 +00:00
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PluginEnvironment *PluginEnvironment
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2020-06-17 20:24:38 +00:00
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PasswordPolicies map[string]PasswordGenerator
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2022-12-07 18:29:51 +00:00
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VersionString string
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2015-08-27 17:36:44 +00:00
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}
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2019-05-22 22:52:53 +00:00
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type noopAuditor struct{}
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func (a noopAuditor) AuditRequest(ctx context.Context, input *LogInput) error {
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return nil
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}
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func (a noopAuditor) AuditResponse(ctx context.Context, input *LogInput) error {
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return nil
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}
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func (d StaticSystemView) Auditor() Auditor {
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return noopAuditor{}
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}
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2019-06-11 21:07:04 +00:00
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func (d StaticSystemView) ForwardGenericRequest(ctx context.Context, req *Request) (*Response, error) {
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return nil, errors.New("ForwardGenericRequest is not implemented in StaticSystemView")
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}
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2015-09-10 19:09:34 +00:00
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func (d StaticSystemView) DefaultLeaseTTL() time.Duration {
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return d.DefaultLeaseTTLVal
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2015-08-27 17:36:44 +00:00
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}
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2015-09-10 19:09:34 +00:00
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func (d StaticSystemView) MaxLeaseTTL() time.Duration {
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return d.MaxLeaseTTLVal
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2015-08-27 15:51:35 +00:00
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}
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2015-09-18 23:59:06 +00:00
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2018-01-19 06:44:44 +00:00
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func (d StaticSystemView) SudoPrivilege(_ context.Context, path string, token string) bool {
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2015-09-19 21:53:24 +00:00
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return d.SudoPrivilegeVal
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2015-09-18 23:59:06 +00:00
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}
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2016-01-22 22:01:22 +00:00
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func (d StaticSystemView) Tainted() bool {
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return d.TaintedVal
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}
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2016-04-21 13:52:42 +00:00
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2016-04-21 20:32:06 +00:00
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func (d StaticSystemView) CachingDisabled() bool {
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return d.CachingDisabledVal
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2016-04-21 13:52:42 +00:00
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}
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2017-01-07 23:18:22 +00:00
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2018-02-02 23:17:12 +00:00
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func (d StaticSystemView) LocalMount() bool {
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return d.LocalMountVal
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}
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2017-02-16 18:37:21 +00:00
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func (d StaticSystemView) ReplicationState() consts.ReplicationState {
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2017-01-13 19:51:10 +00:00
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return d.ReplicationStateVal
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2017-01-07 23:18:22 +00:00
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}
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2017-03-16 00:14:48 +00:00
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2022-02-17 14:50:33 +00:00
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func (d StaticSystemView) NewPluginClient(ctx context.Context, config pluginutil.PluginClientConfig) (pluginutil.PluginClient, error) {
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return nil, errors.New("NewPluginClient is not implemented in StaticSystemView")
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}
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2018-01-19 06:44:44 +00:00
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func (d StaticSystemView) ResponseWrapData(_ context.Context, data map[string]interface{}, ttl time.Duration, jwt bool) (*wrapping.ResponseWrapInfo, error) {
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2017-04-24 19:15:01 +00:00
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return nil, errors.New("ResponseWrapData is not implemented in StaticSystemView")
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2017-03-16 00:14:48 +00:00
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}
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2017-04-04 00:52:29 +00:00
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2018-11-07 01:21:24 +00:00
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func (d StaticSystemView) LookupPlugin(_ context.Context, _ string, _ consts.PluginType) (*pluginutil.PluginRunner, error) {
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2017-04-11 18:50:34 +00:00
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return nil, errors.New("LookupPlugin is not implemented in StaticSystemView")
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2017-04-04 00:52:29 +00:00
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}
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2017-04-11 00:12:52 +00:00
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2022-08-31 18:23:05 +00:00
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func (d StaticSystemView) LookupPluginVersion(_ context.Context, _ string, _ consts.PluginType, _ string) (*pluginutil.PluginRunner, error) {
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return nil, errors.New("LookupPluginVersion is not implemented in StaticSystemView")
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}
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2022-09-09 16:32:28 +00:00
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func (d StaticSystemView) ListVersionedPlugins(_ context.Context, _ consts.PluginType) ([]pluginutil.VersionedPlugin, error) {
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return nil, errors.New("ListVersionedPlugins is not implemented in StaticSystemView")
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}
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2017-04-24 19:21:49 +00:00
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func (d StaticSystemView) MlockEnabled() bool {
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return d.EnableMlock
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2017-04-11 00:12:52 +00:00
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}
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2018-06-04 00:48:12 +00:00
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func (d StaticSystemView) EntityInfo(entityID string) (*Entity, error) {
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return d.EntityVal, nil
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}
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2018-08-03 16:32:17 +00:00
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2020-01-06 18:16:52 +00:00
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func (d StaticSystemView) GroupsForEntity(entityID string) ([]*Group, error) {
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return d.GroupsVal, nil
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}
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2018-09-18 03:03:00 +00:00
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func (d StaticSystemView) HasFeature(feature license.Features) bool {
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return d.Features.HasFeature(feature)
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}
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2018-08-03 16:32:17 +00:00
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func (d StaticSystemView) PluginEnv(_ context.Context) (*PluginEnvironment, error) {
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return d.PluginEnvironment, nil
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}
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2020-05-27 18:28:00 +00:00
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2022-12-07 18:29:51 +00:00
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func (d StaticSystemView) VaultVersion(_ context.Context) (string, error) {
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return d.VersionString, nil
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}
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2020-05-27 18:28:00 +00:00
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func (d StaticSystemView) GeneratePasswordFromPolicy(ctx context.Context, policyName string) (password string, err error) {
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select {
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case <-ctx.Done():
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return "", fmt.Errorf("context timed out")
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default:
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}
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if d.PasswordPolicies == nil {
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return "", fmt.Errorf("password policy not found")
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}
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policy, exists := d.PasswordPolicies[policyName]
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if !exists {
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return "", fmt.Errorf("password policy not found")
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}
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2020-06-17 20:24:38 +00:00
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return policy()
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2020-05-27 18:28:00 +00:00
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}
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2020-06-11 22:08:20 +00:00
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2020-06-17 20:24:38 +00:00
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func (d *StaticSystemView) SetPasswordPolicy(name string, generator PasswordGenerator) {
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2020-06-11 22:08:20 +00:00
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if d.PasswordPolicies == nil {
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2020-06-17 20:24:38 +00:00
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d.PasswordPolicies = map[string]PasswordGenerator{}
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2020-06-11 22:08:20 +00:00
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}
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2020-06-17 20:24:38 +00:00
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d.PasswordPolicies[name] = generator
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2020-06-11 22:08:20 +00:00
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}
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func (d *StaticSystemView) DeletePasswordPolicy(name string) (existed bool) {
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_, existed = d.PasswordPolicies[name]
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delete(d.PasswordPolicies, name)
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return existed
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}
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