2023-04-20 12:40:22 +00:00
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// Copyright (c) HashiCorp, Inc.
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2023-08-11 13:12:13 +00:00
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// SPDX-License-Identifier: BUSL-1.1
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2023-04-20 12:40:22 +00:00
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2023-04-06 09:40:04 +00:00
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// Package demo includes fake resource types for working on Consul's generic
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// state storage without having to refer to specific features.
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package demo
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import (
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"fmt"
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"math/rand"
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"strings"
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"time"
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2023-04-11 11:55:32 +00:00
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"google.golang.org/protobuf/proto"
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2023-04-06 09:40:04 +00:00
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"google.golang.org/protobuf/types/known/anypb"
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2023-04-11 11:10:14 +00:00
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"github.com/hashicorp/consul/acl"
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2023-04-06 09:40:04 +00:00
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"github.com/hashicorp/consul/internal/resource"
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"github.com/hashicorp/consul/proto-public/pbresource"
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pbdemov1 "github.com/hashicorp/consul/proto/private/pbdemo/v1"
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pbdemov2 "github.com/hashicorp/consul/proto/private/pbdemo/v2"
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)
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var (
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// TenancyDefault contains the default values for all tenancy units.
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TenancyDefault = &pbresource.Tenancy{
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Partition: resource.DefaultPartitionName,
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PeerName: "local",
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2023-08-07 21:37:03 +00:00
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Namespace: resource.DefaultNamespaceName,
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}
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// TypeV1RecordLabel represents a record label which artists are signed to.
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// Used specifically as a resource to test partition only scoped resources.
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TypeV1RecordLabel = &pbresource.Type{
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Group: "demo",
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GroupVersion: "v1",
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Kind: "RecordLabel",
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}
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// TypeV1Artist represents a musician or group of musicians.
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TypeV1Artist = &pbresource.Type{
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Group: "demo",
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GroupVersion: "v1",
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Kind: "Artist",
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}
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// TypeV1Album represents a collection of an artist's songs.
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TypeV1Album = &pbresource.Type{
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Group: "demo",
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GroupVersion: "v1",
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Kind: "Album",
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}
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// TypeV2Artist represents a musician or group of musicians.
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TypeV2Artist = &pbresource.Type{
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Group: "demo",
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GroupVersion: "v2",
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Kind: "Artist",
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}
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// TypeV2Album represents a collection of an artist's songs.
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TypeV2Album = &pbresource.Type{
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Group: "demo",
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GroupVersion: "v2",
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Kind: "Album",
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}
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)
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2023-04-11 11:10:14 +00:00
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const (
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ArtistV1ReadPolicy = `key_prefix "resource/demo.v1.Artist/" { policy = "read" }`
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ArtistV1WritePolicy = `key_prefix "resource/demo.v1.Artist/" { policy = "write" }`
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ArtistV2ReadPolicy = `key_prefix "resource/demo.v2.Artist/" { policy = "read" }`
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ArtistV2WritePolicy = `key_prefix "resource/demo.v2.Artist/" { policy = "write" }`
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ArtistV2ListPolicy = `key_prefix "resource/" { policy = "list" }`
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)
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2023-04-25 11:52:35 +00:00
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// RegisterTypes registers the demo types. Should only be called in tests and
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// dev mode.
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//
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// TODO(spatel): We're standing-in key ACLs for demo resources until our ACL
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// system can be more modularly extended (or support generic resource permissions).
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func RegisterTypes(r resource.Registry) {
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readACL := func(authz acl.Authorizer, authzContext *acl.AuthorizerContext, id *pbresource.ID) error {
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key := fmt.Sprintf("resource/%s/%s", resource.ToGVK(id.Type), id.Name)
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return authz.ToAllowAuthorizer().KeyReadAllowed(key, authzContext)
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}
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2023-08-10 14:53:38 +00:00
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writeACL := func(authz acl.Authorizer, authzContext *acl.AuthorizerContext, res *pbresource.Resource) error {
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key := fmt.Sprintf("resource/%s/%s", resource.ToGVK(res.Id.Type), res.Id.Name)
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return authz.ToAllowAuthorizer().KeyWriteAllowed(key, authzContext)
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}
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makeListACL := func(typ *pbresource.Type) func(acl.Authorizer, *acl.AuthorizerContext) error {
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return func(authz acl.Authorizer, authzContext *acl.AuthorizerContext) error {
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key := fmt.Sprintf("resource/%s", resource.ToGVK(typ))
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return authz.ToAllowAuthorizer().KeyListAllowed(key, authzContext)
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}
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}
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2023-04-11 11:55:32 +00:00
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validateV1ArtistFn := func(res *pbresource.Resource) error {
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artist := &pbdemov1.Artist{}
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if err := anypb.UnmarshalTo(res.Data, artist, proto.UnmarshalOptions{}); err != nil {
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return err
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}
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if artist.Name == "" {
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return fmt.Errorf("artist.name required")
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}
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return nil
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}
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validateV2ArtistFn := func(res *pbresource.Resource) error {
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artist := &pbdemov2.Artist{}
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if err := anypb.UnmarshalTo(res.Data, artist, proto.UnmarshalOptions{}); err != nil {
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return err
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}
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if artist.Name == "" {
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return fmt.Errorf("artist.name required")
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}
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return nil
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}
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2023-04-12 21:50:07 +00:00
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mutateV2ArtistFn := func(res *pbresource.Resource) error {
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// Not a realistic use for this hook, but set genre if not specified
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artist := &pbdemov2.Artist{}
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if err := anypb.UnmarshalTo(res.Data, artist, proto.UnmarshalOptions{}); err != nil {
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return err
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}
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if artist.Genre == pbdemov2.Genre_GENRE_UNSPECIFIED {
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artist.Genre = pbdemov2.Genre_GENRE_DISCO
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return res.Data.MarshalFrom(artist)
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}
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return nil
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}
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2023-08-07 21:37:03 +00:00
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r.Register(resource.Registration{
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Type: TypeV1RecordLabel,
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Proto: &pbdemov1.RecordLabel{},
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ACLs: &resource.ACLHooks{
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Read: readACL,
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Write: writeACL,
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List: makeListACL(TypeV1RecordLabel),
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},
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Scope: resource.ScopePartition,
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})
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2023-04-06 09:40:04 +00:00
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r.Register(resource.Registration{
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Type: TypeV1Artist,
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Proto: &pbdemov1.Artist{},
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ACLs: &resource.ACLHooks{
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Read: readACL,
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Write: writeACL,
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List: makeListACL(TypeV1Artist),
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},
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Validate: validateV1ArtistFn,
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Scope: resource.ScopeNamespace,
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})
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r.Register(resource.Registration{
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Type: TypeV1Album,
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Proto: &pbdemov1.Album{},
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ACLs: &resource.ACLHooks{
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Read: readACL,
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Write: writeACL,
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List: makeListACL(TypeV1Album),
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},
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Scope: resource.ScopeNamespace,
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})
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r.Register(resource.Registration{
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Type: TypeV2Artist,
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Proto: &pbdemov2.Artist{},
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ACLs: &resource.ACLHooks{
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Read: readACL,
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Write: writeACL,
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List: makeListACL(TypeV2Artist),
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},
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Validate: validateV2ArtistFn,
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Mutate: mutateV2ArtistFn,
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Scope: resource.ScopeNamespace,
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})
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r.Register(resource.Registration{
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Type: TypeV2Album,
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Proto: &pbdemov2.Album{},
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ACLs: &resource.ACLHooks{
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Read: readACL,
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Write: writeACL,
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List: makeListACL(TypeV2Album),
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},
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Scope: resource.ScopeNamespace,
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})
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}
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2023-08-07 21:37:03 +00:00
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// GenerateV1RecordLabel generates a named RecordLabel resource.
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func GenerateV1RecordLabel(name string) (*pbresource.Resource, error) {
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data, err := anypb.New(&pbdemov1.RecordLabel{Name: name})
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if err != nil {
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return nil, err
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}
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return &pbresource.Resource{
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Id: &pbresource.ID{
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Type: TypeV1RecordLabel,
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Tenancy: resource.DefaultPartitionedTenancy(),
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Name: name,
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},
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Data: data,
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Metadata: map[string]string{
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"generated_at": time.Now().Format(time.RFC3339),
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},
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}, nil
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}
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2023-04-06 09:40:04 +00:00
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// GenerateV2Artist generates a random Artist resource.
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func GenerateV2Artist() (*pbresource.Resource, error) {
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adjective := adjectives[rand.Intn(len(adjectives))]
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noun := nouns[rand.Intn(len(nouns))]
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numMembers := rand.Intn(5) + 1
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groupMembers := make(map[string]string, numMembers)
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for i := 0; i < numMembers; i++ {
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groupMembers[members[rand.Intn(len(members))]] = instruments[rand.Intn(len(instruments))]
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}
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data, err := anypb.New(&pbdemov2.Artist{
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Name: fmt.Sprintf("%s %s", adjective, noun),
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Genre: randomGenre(),
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GroupMembers: groupMembers,
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})
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if err != nil {
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return nil, err
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}
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return &pbresource.Resource{
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Id: &pbresource.ID{
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Type: TypeV2Artist,
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Tenancy: resource.DefaultNamespacedTenancy(),
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Name: fmt.Sprintf("%s-%s", strings.ToLower(adjective), strings.ToLower(noun)),
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},
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Data: data,
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Metadata: map[string]string{
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"generated_at": time.Now().Format(time.RFC3339),
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},
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}, nil
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}
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// GenerateV2Album generates a random Album resource, owned by the Artist with
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// the given ID.
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func GenerateV2Album(artistID *pbresource.ID) (*pbresource.Resource, error) {
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return generateV2Album(artistID, rand.New(rand.NewSource(time.Now().UnixNano())))
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}
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func generateV2Album(artistID *pbresource.ID, rand *rand.Rand) (*pbresource.Resource, error) {
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adjective := adjectives[rand.Intn(len(adjectives))]
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noun := nouns[rand.Intn(len(nouns))]
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numTracks := 3 + rand.Intn(3)
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tracks := make([]string, numTracks)
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for i := 0; i < numTracks; i++ {
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words := nouns
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if i%3 == 0 {
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words = adjectives
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}
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tracks[i] = words[rand.Intn(len(words))]
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}
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data, err := anypb.New(&pbdemov2.Album{
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Title: fmt.Sprintf("%s %s", adjective, noun),
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YearOfRelease: int32(1990 + rand.Intn(time.Now().Year()-1990)),
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CriticallyAclaimed: rand.Int()%2 == 0,
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Tracks: tracks,
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})
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if err != nil {
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return nil, err
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}
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return &pbresource.Resource{
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Id: &pbresource.ID{
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Type: TypeV2Album,
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Tenancy: clone(artistID.Tenancy),
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Name: fmt.Sprintf("%s/%s-%s", artistID.Name, strings.ToLower(adjective), strings.ToLower(noun)),
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},
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Owner: artistID,
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Data: data,
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Metadata: map[string]string{
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"generated_at": time.Now().Format(time.RFC3339),
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},
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}, nil
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}
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func randomGenre() pbdemov2.Genre {
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return pbdemov2.Genre(rand.Intn(len(pbdemov1.Genre_name)-1) + 1)
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}
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var (
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adjectives = []string{
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"Purple",
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"Angry",
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"Euphoric",
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"Unexpected",
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"Cheesy",
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"Rancid",
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"Pleasant",
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"Mumbling",
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"Enlightened",
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}
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nouns = []string{
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"Speakerphone",
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"Fox",
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"Guppy",
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"Smile",
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"Emacs",
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"Grapefruit",
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"Engineer",
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"Basketball",
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}
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members = []string{
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"Owl",
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"Tiger",
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"Beetle",
|
|
|
|
"Lion",
|
|
|
|
"Chicken",
|
|
|
|
"Snake",
|
|
|
|
"Monkey",
|
|
|
|
"Kitten",
|
|
|
|
"Hound",
|
|
|
|
}
|
|
|
|
|
|
|
|
instruments = []string{
|
|
|
|
"Guitar",
|
|
|
|
"Bass",
|
|
|
|
"Lead Vocals",
|
|
|
|
"Backing Vocals",
|
|
|
|
"Drums",
|
|
|
|
"Synthesizer",
|
|
|
|
"Triangle",
|
|
|
|
"Standing by the stage looking cool",
|
|
|
|
}
|
|
|
|
)
|
2023-04-17 21:33:20 +00:00
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|
|
|
|
|
|
func clone[T proto.Message](v T) T { return proto.Clone(v).(T) }
|