|
| 1 | +package main |
| 2 | + |
| 3 | +import ( |
| 4 | + "context" |
| 5 | + "encoding/json" |
| 6 | + "fmt" |
| 7 | + "os" |
| 8 | + "os/exec" |
| 9 | + "strings" |
| 10 | + |
| 11 | + "github.com/google/safeopen" |
| 12 | + "github.com/gptscript-ai/go-gptscript" |
| 13 | + "github.com/gptscript-ai/gptscript/pkg/env" |
| 14 | +) |
| 15 | + |
| 16 | +var ctx = context.Background() |
| 17 | + |
| 18 | +func main() { |
| 19 | + if err := mainErr(); err != nil { |
| 20 | + fmt.Println("ERROR:", err) |
| 21 | + os.Exit(1) |
| 22 | + } |
| 23 | +} |
| 24 | + |
| 25 | +func writeFiles(ctx context.Context, c *gptscript.GPTScript, workspaceDir string) error { |
| 26 | + files, err := c.ListFilesInWorkspace(ctx) |
| 27 | + if err != nil { |
| 28 | + return fmt.Errorf("failed to list files in workspace: %w", err) |
| 29 | + } |
| 30 | + |
| 31 | + for _, file := range files { |
| 32 | + data, err := c.ReadFileInWorkspace(ctx, file) |
| 33 | + if err != nil { |
| 34 | + return fmt.Errorf("failed to read file %q: %w", file, err) |
| 35 | + } |
| 36 | + f, err := safeopen.CreateBeneath(workspaceDir, file) |
| 37 | + if err != nil { |
| 38 | + return err |
| 39 | + } |
| 40 | + _, err = f.Write(data) |
| 41 | + if err != nil { |
| 42 | + f.Close() |
| 43 | + return fmt.Errorf("failed to write file %q: %w", file, err) |
| 44 | + } |
| 45 | + |
| 46 | + if err := f.Close(); err != nil { |
| 47 | + return fmt.Errorf("failed to close file %q: %w", file, err) |
| 48 | + } |
| 49 | + } |
| 50 | + |
| 51 | + f, err := safeopen.CreateBeneath(workspaceDir, ".stamp") |
| 52 | + if err != nil { |
| 53 | + return fmt.Errorf("failed to create stamp file: %w", err) |
| 54 | + } |
| 55 | + if err := f.Close(); err != nil { |
| 56 | + return fmt.Errorf("failed to close stamp file: %w", err) |
| 57 | + } |
| 58 | + return nil |
| 59 | +} |
| 60 | + |
| 61 | +func getWorkspaceDir() (string, func(), error) { |
| 62 | + workspaceDir := os.Getenv("GPTSCRIPT_WORKSPACE_DIR") |
| 63 | + if workspaceDir != "" { |
| 64 | + return workspaceDir, func() {}, nil |
| 65 | + } |
| 66 | + |
| 67 | + workspaceDir, err := os.MkdirTemp("", "docker-tool-workspace") |
| 68 | + if err != nil { |
| 69 | + return "", nil, fmt.Errorf("failed to create temporary workspace directory: %w", err) |
| 70 | + } |
| 71 | + return workspaceDir, func() { |
| 72 | + os.RemoveAll(workspaceDir) |
| 73 | + }, nil |
| 74 | +} |
| 75 | + |
| 76 | +func mainErr() (err error) { |
| 77 | + workspaceDir, close, err := getWorkspaceDir() |
| 78 | + if err != nil { |
| 79 | + return err |
| 80 | + } |
| 81 | + defer close() |
| 82 | + |
| 83 | + c, err := gptscript.NewGPTScript() |
| 84 | + if err != nil { |
| 85 | + return err |
| 86 | + } |
| 87 | + defer c.Close() |
| 88 | + |
| 89 | + if err := writeFiles(ctx, c, workspaceDir); err != nil { |
| 90 | + return err |
| 91 | + } |
| 92 | + |
| 93 | + var ( |
| 94 | + image = gptscript.GetEnv("IMAGE", "") |
| 95 | + envs = gptscript.GetEnv("ENVS", "") |
| 96 | + ) |
| 97 | + |
| 98 | + if image == "" { |
| 99 | + return fmt.Errorf("missing IMAGE environment variable") |
| 100 | + } |
| 101 | + |
| 102 | + args := []string{ |
| 103 | + "run", "--rm", |
| 104 | + "-v", workspaceDir + ":/mnt/data", |
| 105 | + } |
| 106 | + |
| 107 | + moreArgs := os.Getenv("OBOT_DOCKER_ARGS") |
| 108 | + for _, arg := range strings.Fields(moreArgs) { |
| 109 | + if arg != "" { |
| 110 | + args = append(args, arg) |
| 111 | + } |
| 112 | + } |
| 113 | + |
| 114 | + for _, env := range strings.Split(envs, ",") { |
| 115 | + env = strings.TrimSpace(env) |
| 116 | + if env == "" { |
| 117 | + continue |
| 118 | + } |
| 119 | + args = append(args, "-e", env) |
| 120 | + } |
| 121 | + |
| 122 | + inputString := gptscript.GetEnv("GPTSCRIPT_INPUT", "") |
| 123 | + input := map[string]any{} |
| 124 | + |
| 125 | + if inputString != "" { |
| 126 | + if err := json.Unmarshal([]byte(inputString), &input); err != nil { |
| 127 | + // ignore |
| 128 | + } |
| 129 | + args = append(args, "-e", "GPTSCRIPT_INPUT="+inputString) |
| 130 | + } |
| 131 | + |
| 132 | + for k, v := range input { |
| 133 | + if s, _ := v.(string); s != "" { |
| 134 | + k = strings.ToUpper(env.ToEnvLike(k)) |
| 135 | + args = append(args, "-e", fmt.Sprintf("%s=%s", k, s)) |
| 136 | + } |
| 137 | + } |
| 138 | + |
| 139 | + args = append(args, image) |
| 140 | + |
| 141 | + cmd := exec.Command("docker", args...) |
| 142 | + cmd.Stdout = os.Stdout |
| 143 | + cmd.Stderr = os.Stderr |
| 144 | + |
| 145 | + return cmd.Run() |
| 146 | +} |
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