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55 changes: 21 additions & 34 deletions gptscript.go
Original file line number Diff line number Diff line change
Expand Up @@ -10,7 +10,6 @@ import (
"fmt"
"io"
"log/slog"
"net/url"
"os"
"os/exec"
"path/filepath"
Expand All @@ -34,49 +33,27 @@ type GPTScript struct {

func NewGPTScript(opts ...GlobalOptions) (*GPTScript, error) {
opt := completeGlobalOptions(opts...)
lock.Lock()
defer lock.Unlock()
gptscriptCount++

if serverURL == "" {
serverURL = opt.URL
if serverURL == "" {
serverURL = os.Getenv("GPTSCRIPT_URL")
}
}

if opt.Env == nil {
opt.Env = os.Environ()
}

opt.Env = append(opt.Env, opt.toEnv()...)

if serverProcessCancel == nil && os.Getenv("GPTSCRIPT_URL") == "" {
if serverURL != "" {
u, err := url.Parse(serverURL)
if err != nil {
return nil, fmt.Errorf("failed to parse server URL: %w", err)
}
lock.Lock()
defer lock.Unlock()
gptscriptCount++

// If the server URL has a path, then this implies that the server is already running.
// In that case, we don't need to start the server.
if u.Path != "" && u.Path != "/" {
opt.URL = serverURL
if !strings.HasPrefix(opt.URL, "http://") && !strings.HasPrefix(opt.URL, "https://") {
opt.URL = "http://" + opt.URL
}

opt.Env = append(opt.Env, "GPTSCRIPT_URL="+opt.URL)
return &GPTScript{
globalOpts: opt,
}, nil
}
}
startSDK := serverProcess == nil && serverURL == "" && opt.URL == ""
if serverURL == "" {
serverURL = os.Getenv("GPTSCRIPT_URL")
startSDK = startSDK && serverURL == ""
}

if startSDK {
ctx, cancel := context.WithCancel(context.Background())
in, _ := io.Pipe()

serverProcess = exec.CommandContext(ctx, getCommand(), "sys.sdkserver", "--listen-address", strings.TrimPrefix(serverURL, "http://"))
serverProcess = exec.CommandContext(ctx, getCommand(), "sys.sdkserver", "--listen-address", "127.0.0.1:0")
serverProcess.Env = opt.Env[:]

serverProcess.Stdin = in
Expand Down Expand Up @@ -118,13 +95,23 @@ func NewGPTScript(opts ...GlobalOptions) (*GPTScript, error) {
serverURL = strings.TrimSpace(serverURL)
}

opt.URL = serverURL
if opt.URL == "" {
opt.URL = serverURL
}

if !strings.HasPrefix(opt.URL, "http://") && !strings.HasPrefix(opt.URL, "https://") {
opt.URL = "http://" + opt.URL
}

opt.Env = append(opt.Env, "GPTSCRIPT_URL="+opt.URL)

if opt.Token == "" {
opt.Token = os.Getenv("GPTSCRIPT_TOKEN")
}
if opt.Token != "" {
opt.Env = append(opt.Env, "GPTSCRIPT_TOKEN="+opt.Token)
}

return &GPTScript{
globalOpts: opt,
}, nil
Expand Down