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| 1 | +package agentapi |
| 2 | + |
| 3 | +import ( |
| 4 | + "context" |
| 5 | + "database/sql" |
| 6 | + "sync/atomic" |
| 7 | + |
| 8 | + "github.com/google/uuid" |
| 9 | + "golang.org/x/xerrors" |
| 10 | + "google.golang.org/protobuf/types/known/emptypb" |
| 11 | + |
| 12 | + "cdr.dev/slog" |
| 13 | + agentproto "github.com/coder/coder/v2/agent/proto" |
| 14 | + "github.com/coder/coder/v2/coderd/connectionlog" |
| 15 | + "github.com/coder/coder/v2/coderd/database" |
| 16 | + "github.com/coder/coder/v2/coderd/database/db2sdk" |
| 17 | +) |
| 18 | + |
| 19 | +type ConnLogAPI struct { |
| 20 | + AgentFn func(context.Context) (database.WorkspaceAgent, error) |
| 21 | + ConnectionLogger *atomic.Pointer[connectionlog.ConnectionLogger] |
| 22 | + Database database.Store |
| 23 | + Log slog.Logger |
| 24 | +} |
| 25 | + |
| 26 | +func (a *ConnLogAPI) ReportConnection(ctx context.Context, req *agentproto.ReportConnectionRequest) (*emptypb.Empty, error) { |
| 27 | + // We use the connection ID to identify which connection log event to mark |
| 28 | + // as closed, when we receive a close action for that ID. |
| 29 | + connectionID, err := uuid.FromBytes(req.GetConnection().GetId()) |
| 30 | + if err != nil { |
| 31 | + return nil, xerrors.Errorf("connection id from bytes: %w", err) |
| 32 | + } |
| 33 | + |
| 34 | + if connectionID == uuid.Nil { |
| 35 | + return nil, xerrors.New("connection ID cannot be nil") |
| 36 | + } |
| 37 | + action, err := db2sdk.ConnectionLogStatusFromAgentProtoConnectionAction(req.GetConnection().GetAction()) |
| 38 | + if err != nil { |
| 39 | + return nil, err |
| 40 | + } |
| 41 | + connectionType, err := db2sdk.ConnectionLogConnectionTypeFromAgentProtoConnectionType(req.GetConnection().GetType()) |
| 42 | + if err != nil { |
| 43 | + return nil, err |
| 44 | + } |
| 45 | + |
| 46 | + var code sql.NullInt32 |
| 47 | + if action == database.ConnectionStatusDisconnected { |
| 48 | + code = sql.NullInt32{ |
| 49 | + Int32: req.GetConnection().GetStatusCode(), |
| 50 | + Valid: true, |
| 51 | + } |
| 52 | + } |
| 53 | + |
| 54 | + // Fetch contextual data for this connection log event. |
| 55 | + workspaceAgent, err := a.AgentFn(ctx) |
| 56 | + if err != nil { |
| 57 | + return nil, xerrors.Errorf("get agent: %w", err) |
| 58 | + } |
| 59 | + workspace, err := a.Database.GetWorkspaceByAgentID(ctx, workspaceAgent.ID) |
| 60 | + if err != nil { |
| 61 | + return nil, xerrors.Errorf("get workspace by agent id: %w", err) |
| 62 | + } |
| 63 | + |
| 64 | + reason := req.GetConnection().GetReason() |
| 65 | + connLogger := *a.ConnectionLogger.Load() |
| 66 | + err = connLogger.Upsert(ctx, database.UpsertConnectionLogParams{ |
| 67 | + ID: uuid.New(), |
| 68 | + Time: req.GetConnection().GetTimestamp().AsTime(), |
| 69 | + OrganizationID: workspace.OrganizationID, |
| 70 | + WorkspaceOwnerID: workspace.OwnerID, |
| 71 | + WorkspaceID: workspace.ID, |
| 72 | + WorkspaceName: workspace.Name, |
| 73 | + AgentName: workspaceAgent.Name, |
| 74 | + Type: connectionType, |
| 75 | + Code: code, |
| 76 | + Ip: database.ParseIP(req.GetConnection().GetIp()), |
| 77 | + ConnectionID: uuid.NullUUID{ |
| 78 | + UUID: connectionID, |
| 79 | + Valid: true, |
| 80 | + }, |
| 81 | + DisconnectReason: sql.NullString{ |
| 82 | + String: reason, |
| 83 | + Valid: reason != "", |
| 84 | + }, |
| 85 | + // We supply the action: |
| 86 | + // - So the DB can handle duplicate connections or disconnections properly. |
| 87 | + // - To make it clear whether this is a connection or disconnection |
| 88 | + // prior to it's insertion into the DB (logs) |
| 89 | + ConnectionStatus: action, |
| 90 | + |
| 91 | + // It's not possible to tell which user connected. Once we have |
| 92 | + // the capability, this may be reported by the agent. |
| 93 | + UserID: uuid.NullUUID{ |
| 94 | + Valid: false, |
| 95 | + }, |
| 96 | + // N/A |
| 97 | + UserAgent: sql.NullString{}, |
| 98 | + // N/A |
| 99 | + SlugOrPort: sql.NullString{}, |
| 100 | + }) |
| 101 | + if err != nil { |
| 102 | + return nil, xerrors.Errorf("export connection log: %w", err) |
| 103 | + } |
| 104 | + |
| 105 | + return &emptypb.Empty{}, nil |
| 106 | +} |
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