| 1 | package daemon |
| 2 | |
| 3 | import ( |
| 4 | "context" |
| 5 | "encoding/json" |
| 6 | "fmt" |
| 7 | |
| 8 | "github.com/FelineStateMachine/tinyrelay/internal/event" |
| 9 | "github.com/FelineStateMachine/tinyrelay/internal/policy" |
| 10 | "github.com/FelineStateMachine/tinyrelay/internal/replication" |
| 11 | ) |
| 12 | |
| 13 | func (t *Tenant) reconcileAutomaticInbox(ctx context.Context, previous, current policy.Policy) error { |
| 14 | if t.replication == nil { |
| 15 | return nil |
| 16 | } |
| 17 | jobs, err := t.replication.ListJobs(ctx) |
| 18 | if err != nil { |
| 19 | return fmt.Errorf("daemon: list inbox jobs: %w" , err) |
| 20 | } |
| 21 | jobID := "source-" + t.meta.ID |
| 22 | var automatic *replication.JobSpec |
| 23 | var explicit bool |
| 24 | for _, job := range jobs { |
| 25 | if job.ID != jobID { |
| 26 | continue |
| 27 | } |
| 28 | if job.DiscoverPubKey != "" { |
| 29 | copy := job |
| 30 | automatic = © |
| 31 | } else { |
| 32 | explicit = true |
| 33 | } |
| 34 | } |
| 35 | if !current.Inbox.Targeted { |
| 36 | if automatic == nil { |
| 37 | return nil |
| 38 | } |
| 39 | return t.replication.RemoveJob(ctx, jobID) |
| 40 | } |
| 41 | if automatic == nil && explicit { |
| 42 | return nil |
| 43 | } |
| 44 | owner := current.Owner |
| 45 | kinds, err := t.inboxAllowedKinds(ctx, current) |
| 46 | if err != nil { |
| 47 | return err |
| 48 | } |
| 49 | filter := map[string]any{"#p" : []string{owner}} |
| 50 | if len(kinds) > 0 { |
| 51 | filter["kinds" ] = kinds |
| 52 | } |
| 53 | raw, err := json.Marshal(filter) |
| 54 | if err != nil { |
| 55 | return fmt.Errorf("daemon: encode inbox filter: %w" , err) |
| 56 | } |
| 57 | desired := replication.JobSpec{ID: jobID, Kind: replication.JobPull, Filter: string(raw), Every: 1, DiscoverPubKey: owner} |
| 58 | if automatic != nil && sameInboxJob(*automatic, desired) { |
| 59 | return nil |
| 60 | } |
| 61 | if automatic != nil { |
| 62 | if err := t.replication.RemoveJob(ctx, jobID); err != nil { |
| 63 | return fmt.Errorf("daemon: replace inbox job: %w" , err) |
| 64 | } |
| 65 | } |
| 66 | if err := t.replication.AddJob(ctx, desired); err != nil { |
| 67 | return fmt.Errorf("daemon: save inbox job: %w" , err) |
| 68 | } |
| 69 | return nil |
| 70 | } |
| 71 | |
| 72 | func (t *Tenant) inboxAllowedKinds(ctx context.Context, p policy.Policy) ([]int, error) { |
| 73 | if len(p.AllowedKinds) > 0 { |
| 74 | return append([]int(nil), p.AllowedKinds...), nil |
| 75 | } |
| 76 | rows, err := t.store.DB().QueryContext(ctx, `SELECT kind FROM community_kind_rules WHERE rule='allow' ORDER BY kind` ) |
| 77 | if err != nil { |
| 78 | return nil, fmt.Errorf("daemon: read inbox kind rules: %w" , err) |
| 79 | } |
| 80 | defer rows.Close() |
| 81 | var kinds []int |
| 82 | for rows.Next() { |
| 83 | var kind int |
| 84 | if err := rows.Scan(&kind); err != nil { |
| 85 | return nil, err |
| 86 | } |
| 87 | kinds = append(kinds, kind) |
| 88 | } |
| 89 | return kinds, rows.Err() |
| 90 | } |
| 91 | |
| 92 | func inboxJobOwner(job replication.JobSpec) string { |
| 93 | filter, err := event.ParseFilter([]byte(job.Filter)) |
| 94 | if err != nil || len(filter.Tags["p" ]) == 0 { |
| 95 | return "" |
| 96 | } |
| 97 | return filter.Tags["p" ][0] |
| 98 | } |
| 99 | |
| 100 | func sameInboxJob(a, b replication.JobSpec) bool { |
| 101 | return a.ID == b.ID && a.Kind == b.Kind && a.Filter == b.Filter && a.Every == b.Every && a.DiscoverPubKey == b.DiscoverPubKey && len(a.Relays) == 0 && len(b.Relays) == 0 |
| 102 | } |