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refactor(provider): remove Gemini Web cookie-based provider

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This commit is contained in:
hkfires
2025-10-11 12:53:03 +08:00
parent 9c6832cc22
commit b895018ff5
19 changed files with 0 additions and 4327 deletions
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64
internal/auth/gemini/gemini-web_token.go
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@@ -1,64 +0,0 @@
// Package gemini provides authentication and token management functionality
// for Google's Gemini AI services. It handles OAuth2 token storage, serialization,
// and retrieval for maintaining authenticated sessions with the Gemini API.
package gemini
import (
"encoding/json"
"fmt"
"os"
"path/filepath"
"strings"
"time"
"github.com/router-for-me/CLIProxyAPI/v6/internal/misc"
log "github.com/sirupsen/logrus"
)
// GeminiWebTokenStorage stores cookie information for Google Gemini Web authentication.
type GeminiWebTokenStorage struct {
Secure1PSID string `json:"secure_1psid"`
Secure1PSIDTS string `json:"secure_1psidts"`
Type string `json:"type"`
LastRefresh string `json:"last_refresh,omitempty"`
// Label is a stable account identifier used for logging, e.g. "gemini-web-<hash>".
// It is derived from the auth file name when not explicitly set.
Label string `json:"label,omitempty"`
}
// SaveTokenToFile serializes the Gemini Web token storage to a JSON file.
func (ts *GeminiWebTokenStorage) SaveTokenToFile(authFilePath string) error {
misc.LogSavingCredentials(authFilePath)
ts.Type = "gemini-web"
// Auto-derive a stable label from the file name if missing.
if ts.Label == "" {
base := filepath.Base(authFilePath)
if strings.HasSuffix(strings.ToLower(base), ".json") {
base = strings.TrimSuffix(base, filepath.Ext(base))
}
if base != "" {
ts.Label = base
}
}
if ts.LastRefresh == "" {
ts.LastRefresh = time.Now().Format(time.RFC3339)
}
if err := os.MkdirAll(filepath.Dir(authFilePath), 0700); err != nil {
return fmt.Errorf("failed to create directory: %v", err)
}
f, err := os.Create(authFilePath)
if err != nil {
return fmt.Errorf("failed to create token file: %w", err)
}
defer func() {
if errClose := f.Close(); errClose != nil {
log.Errorf("failed to close file: %v", errClose)
}
}()
if err = json.NewEncoder(f).Encode(ts); err != nil {
return fmt.Errorf("failed to write token to file: %w", err)
}
return nil
}

197
internal/cmd/gemini-web_auth.go
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@@ -1,197 +0,0 @@
// Package cmd provides command-line interface functionality for the CLI Proxy API.
package cmd
import (
"bufio"
"context"
"crypto/sha256"
"encoding/hex"
"encoding/json"
"fmt"
"net/http"
"os"
"runtime"
"strings"
"time"
"github.com/router-for-me/CLIProxyAPI/v6/internal/auth/gemini"
"github.com/router-for-me/CLIProxyAPI/v6/internal/config"
"github.com/router-for-me/CLIProxyAPI/v6/internal/util"
sdkAuth "github.com/router-for-me/CLIProxyAPI/v6/sdk/auth"
coreauth "github.com/router-for-me/CLIProxyAPI/v6/sdk/cliproxy/auth"
)
// banner prints a simple ASCII banner for clarity without ANSI colors.
func banner(title string) {
line := strings.Repeat("=", len(title)+8)
fmt.Println(line)
fmt.Println("=== " + title + " ===")
fmt.Println(line)
}
// DoGeminiWebAuth handles the process of creating a Gemini Web token file.
// New flow:
// 1. Prompt user to paste the full cookie string.
// 2. Extract __Secure-1PSID and __Secure-1PSIDTS from the cookie string.
// 3. Call https://accounts.google.com/ListAccounts with the cookie to obtain email.
// 4. Save auth file with the same structure, and set Label to the email.
func DoGeminiWebAuth(cfg *config.Config) {
var secure1psid, secure1psidts, email string
reader := bufio.NewReader(os.Stdin)
isMacOS := strings.HasPrefix(runtime.GOOS, "darwin")
cookieProvided := false
banner("Gemini Web Cookie Sign-in")
if !isMacOS {
// NOTE: Provide extra guidance for macOS users or anyone unsure about retrieving cookies.
fmt.Println("--- Cookie Input ---")
fmt.Println(">> Paste your full Google Cookie and press Enter")
fmt.Println("Tip: If you are on macOS, or don't know how to get the cookie, just press Enter and follow the prompts.")
fmt.Print("Cookie: ")
rawCookie, _ := reader.ReadString('\n')
rawCookie = strings.TrimSpace(rawCookie)
if rawCookie == "" {
// Skip cookie-based parsing; fall back to manual field prompts.
fmt.Println("==> No cookie provided. Proceeding with manual input.")
} else {
cookieProvided = true
// Parse K=V cookie pairs separated by ';'
cookieMap := make(map[string]string)
parts := strings.Split(rawCookie, ";")
for _, p := range parts {
p = strings.TrimSpace(p)
if p == "" {
continue
}
if eq := strings.Index(p, "="); eq > 0 {
k := strings.TrimSpace(p[:eq])
v := strings.TrimSpace(p[eq+1:])
if k != "" {
cookieMap[k] = v
}
}
}
secure1psid = strings.TrimSpace(cookieMap["__Secure-1PSID"])
secure1psidts = strings.TrimSpace(cookieMap["__Secure-1PSIDTS"])
// Build HTTP client with proxy settings respected.
httpClient := &http.Client{Timeout: 15 * time.Second}
httpClient = util.SetProxy(&cfg.SDKConfig, httpClient)
// Request ListAccounts to extract email as label (use POST per upstream behavior).
req, err := http.NewRequest(http.MethodPost, "https://accounts.google.com/ListAccounts", nil)
if err != nil {
fmt.Println("!! Failed to create request:", err)
} else {
req.Header.Set("Cookie", rawCookie)
req.Header.Set("Accept", "application/json, text/plain, */*")
req.Header.Set("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36")
req.Header.Set("Origin", "https://accounts.google.com")
req.Header.Set("Content-Type", "application/x-www-form-urlencoded;charset=UTF-8")
resp, errDo := httpClient.Do(req)
if errDo != nil {
fmt.Println("!! Request to ListAccounts failed:", err)
} else {
defer func() { _ = resp.Body.Close() }()
if resp.StatusCode != http.StatusOK {
fmt.Printf("!! ListAccounts returned status code: %d\n", resp.StatusCode)
} else {
var payload []any
if err = json.NewDecoder(resp.Body).Decode(&payload); err != nil {
fmt.Println("!! Failed to parse ListAccounts response:", err)
} else {
// Expected structure like: ["gaia.l.a.r", [["gaia.l.a",1,"Name","email@example.com", ... ]]]
if len(payload) >= 2 {
if accounts, ok := payload[1].([]any); ok && len(accounts) >= 1 {
if first, ok1 := accounts[0].([]any); ok1 && len(first) >= 4 {
if em, ok2 := first[3].(string); ok2 {
email = strings.TrimSpace(em)
}
}
}
}
if email == "" {
fmt.Println("!! Failed to parse email from ListAccounts response")
}
}
}
}
}
}
}
// Fallback: prompt user to input missing values
if secure1psid == "" {
if cookieProvided && !isMacOS {
fmt.Println("!! Cookie missing __Secure-1PSID.")
}
fmt.Print("Enter __Secure-1PSID: ")
v, _ := reader.ReadString('\n')
secure1psid = strings.TrimSpace(v)
}
if secure1psidts == "" {
if cookieProvided && !isMacOS {
fmt.Println("!! Cookie missing __Secure-1PSIDTS.")
}
fmt.Print("Enter __Secure-1PSIDTS: ")
v, _ := reader.ReadString('\n')
secure1psidts = strings.TrimSpace(v)
}
if secure1psid == "" || secure1psidts == "" {
// Use print instead of logger to avoid log redirection.
fmt.Println("!! __Secure-1PSID and __Secure-1PSIDTS cannot be empty")
return
}
if isMacOS {
fmt.Print("Enter your account email: ")
v, _ := reader.ReadString('\n')
email = strings.TrimSpace(v)
}
// Generate a filename based on the SHA256 hash of the PSID
hasher := sha256.New()
hasher.Write([]byte(secure1psid))
hash := hex.EncodeToString(hasher.Sum(nil))
fileName := fmt.Sprintf("gemini-web-%s.json", hash[:16])
// Decide label: prefer email; fallback prompt then file name without .json
defaultLabel := strings.TrimSuffix(fileName, ".json")
label := email
if label == "" {
fmt.Print(fmt.Sprintf("Enter label for this auth (default: %s): ", defaultLabel))
v, _ := reader.ReadString('\n')
v = strings.TrimSpace(v)
if v != "" {
label = v
} else {
label = defaultLabel
}
}
tokenStorage := &gemini.GeminiWebTokenStorage{
Secure1PSID: secure1psid,
Secure1PSIDTS: secure1psidts,
Label: label,
}
record := &coreauth.Auth{
ID: fileName,
Provider: "gemini-web",
FileName: fileName,
Storage: tokenStorage,
}
store := sdkAuth.GetTokenStore()
if cfg != nil {
if dirSetter, ok := store.(interface{ SetBaseDir(string) }); ok {
dirSetter.SetBaseDir(cfg.AuthDir)
}
}
savedPath, err := store.Save(context.Background(), record)
if err != nil {
fmt.Println("!! Failed to save Gemini Web token to file:", err)
return
}
fmt.Println("==> Successfully saved Gemini Web token!")
fmt.Println("==> Saved to:", savedPath)
}

884
internal/provider/gemini-web/client.go
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@@ -1,884 +0,0 @@
package geminiwebapi
import (
"crypto/tls"
"encoding/json"
"errors"
"fmt"
"io"
"net/http"
"net/http/cookiejar"
"net/url"
"regexp"
"strings"
"time"
log "github.com/sirupsen/logrus"
)
// GeminiClient is the async http client interface (Go port)
type GeminiClient struct {
Cookies map[string]string
Proxy string
Running bool
httpClient *http.Client
AccessToken string
Timeout time.Duration
insecure bool
}
// HTTP bootstrap utilities -------------------------------------------------
type httpOptions struct {
ProxyURL string
Insecure bool
FollowRedirects bool
}
func newHTTPClient(opts httpOptions) *http.Client {
transport := &http.Transport{}
if opts.ProxyURL != "" {
if pu, err := url.Parse(opts.ProxyURL); err == nil {
transport.Proxy = http.ProxyURL(pu)
}
}
if opts.Insecure {
transport.TLSClientConfig = &tls.Config{InsecureSkipVerify: true}
}
jar, _ := cookiejar.New(nil)
client := &http.Client{Transport: transport, Timeout: 60 * time.Second, Jar: jar}
if !opts.FollowRedirects {
client.CheckRedirect = func(req *http.Request, via []*http.Request) error {
return http.ErrUseLastResponse
}
}
return client
}
func applyHeaders(req *http.Request, headers http.Header) {
for k, v := range headers {
for _, vv := range v {
req.Header.Add(k, vv)
}
}
}
func applyCookies(req *http.Request, cookies map[string]string) {
for k, v := range cookies {
req.AddCookie(&http.Cookie{Name: k, Value: v})
}
}
func sendInitRequest(cookies map[string]string, proxy string, insecure bool) (*http.Response, map[string]string, error) {
client := newHTTPClient(httpOptions{ProxyURL: proxy, Insecure: insecure, FollowRedirects: true})
req, _ := http.NewRequest(http.MethodGet, EndpointInit, nil)
applyHeaders(req, HeadersGemini)
applyCookies(req, cookies)
resp, err := client.Do(req)
if err != nil {
return nil, nil, err
}
if resp.StatusCode < 200 || resp.StatusCode >= 300 {
return resp, nil, &AuthError{Msg: resp.Status}
}
outCookies := map[string]string{}
for _, c := range resp.Cookies() {
outCookies[c.Name] = c.Value
}
for k, v := range cookies {
outCookies[k] = v
}
return resp, outCookies, nil
}
func getAccessToken(baseCookies map[string]string, proxy string, verbose bool, insecure bool) (string, map[string]string, error) {
extraCookies := map[string]string{}
{
client := newHTTPClient(httpOptions{ProxyURL: proxy, Insecure: insecure, FollowRedirects: true})
req, _ := http.NewRequest(http.MethodGet, EndpointGoogle, nil)
resp, err := client.Do(req)
if err != nil {
if verbose {
log.Debugf("priming google cookies failed: %v", err)
}
} else if resp != nil {
if u, err := url.Parse(EndpointGoogle); err == nil {
for _, c := range client.Jar.Cookies(u) {
extraCookies[c.Name] = c.Value
}
}
_ = resp.Body.Close()
}
}
trySets := make([]map[string]string, 0, 8)
if v1, ok1 := baseCookies["__Secure-1PSID"]; ok1 {
if v2, ok2 := baseCookies["__Secure-1PSIDTS"]; ok2 {
merged := map[string]string{"__Secure-1PSID": v1, "__Secure-1PSIDTS": v2}
if nid, ok := baseCookies["NID"]; ok {
merged["NID"] = nid
}
trySets = append(trySets, merged)
} else if verbose {
log.Debug("Skipping base cookies: __Secure-1PSIDTS missing")
}
}
if len(extraCookies) > 0 {
trySets = append(trySets, extraCookies)
}
reToken := regexp.MustCompile(`"SNlM0e":"([^"]+)"`)
for _, cookies := range trySets {
resp, mergedCookies, err := sendInitRequest(cookies, proxy, insecure)
if err != nil {
if verbose {
log.Warnf("Failed init request: %v", err)
}
continue
}
body, err := io.ReadAll(resp.Body)
_ = resp.Body.Close()
if err != nil {
return "", nil, err
}
matches := reToken.FindStringSubmatch(string(body))
if len(matches) >= 2 {
token := matches[1]
if verbose {
fmt.Println("Gemini access token acquired.")
}
return token, mergedCookies, nil
}
}
return "", nil, &AuthError{Msg: "Failed to retrieve token."}
}
func rotate1PSIDTS(cookies map[string]string, proxy string, insecure bool) (string, error) {
_, ok := cookies["__Secure-1PSID"]
if !ok {
return "", &AuthError{Msg: "__Secure-1PSID missing"}
}
// Reuse shared HTTP client helper for consistency.
client := newHTTPClient(httpOptions{ProxyURL: proxy, Insecure: insecure, FollowRedirects: true})
req, _ := http.NewRequest(http.MethodPost, EndpointRotateCookies, strings.NewReader("[000,\"-0000000000000000000\"]"))
applyHeaders(req, HeadersRotateCookies)
applyCookies(req, cookies)
resp, err := client.Do(req)
if err != nil {
return "", err
}
defer func() {
_ = resp.Body.Close()
}()
if resp.StatusCode == http.StatusUnauthorized {
return "", &AuthError{Msg: "unauthorized"}
}
if resp.StatusCode < 200 || resp.StatusCode >= 300 {
return "", errors.New(resp.Status)
}
for _, c := range resp.Cookies() {
if c.Name == "__Secure-1PSIDTS" {
return c.Value, nil
}
}
// Fallback: check cookie jar in case the Set-Cookie was on a redirect hop
if u, err := url.Parse(EndpointRotateCookies); err == nil && client.Jar != nil {
for _, c := range client.Jar.Cookies(u) {
if c.Name == "__Secure-1PSIDTS" && c.Value != "" {
return c.Value, nil
}
}
}
return "", nil
}
// MaskToken28 masks a sensitive token for safe logging. Keep middle partially visible.
func MaskToken28(s string) string {
n := len(s)
if n == 0 {
return ""
}
if n < 20 {
return strings.Repeat("*", n)
}
midStart := n/2 - 2
if midStart < 8 {
midStart = 8
}
if midStart+4 > n-8 {
midStart = n - 8 - 4
if midStart < 8 {
midStart = 8
}
}
prefixByte := s[:8]
middle := s[midStart : midStart+4]
suffix := s[n-8:]
return prefixByte + strings.Repeat("*", 4) + middle + strings.Repeat("*", 4) + suffix
}
var NanoBananaModel = map[string]struct{}{
"gemini-2.5-flash-image-web": {},
}
// NewGeminiClient creates a client. Pass empty strings to auto-detect via browser cookies (not implemented in Go port).
func NewGeminiClient(secure1psid string, secure1psidts string, proxy string, opts ...func(*GeminiClient)) *GeminiClient {
c := &GeminiClient{
Cookies: map[string]string{},
Proxy: proxy,
Running: false,
Timeout: 300 * time.Second,
insecure: false,
}
if secure1psid != "" {
c.Cookies["__Secure-1PSID"] = secure1psid
if secure1psidts != "" {
c.Cookies["__Secure-1PSIDTS"] = secure1psidts
}
}
for _, f := range opts {
f(c)
}
return c
}
// WithInsecureTLS sets skipping TLS verification (to mirror httpx verify=False)
func WithInsecureTLS(insecure bool) func(*GeminiClient) {
return func(c *GeminiClient) { c.insecure = insecure }
}
// Init initializes the access token and http client.
func (c *GeminiClient) Init(timeoutSec float64, verbose bool) error {
// get access token
token, validCookies, err := getAccessToken(c.Cookies, c.Proxy, verbose, c.insecure)
if err != nil {
c.Close(0)
return err
}
c.AccessToken = token
c.Cookies = validCookies
tr := &http.Transport{}
if c.Proxy != "" {
if pu, errParse := url.Parse(c.Proxy); errParse == nil {
tr.Proxy = http.ProxyURL(pu)
}
}
if c.insecure {
// set via roundtripper in utils_get_access_token for token; here we reuse via default Transport
// intentionally not adding here, as requests rely on endpoints with normal TLS
}
c.httpClient = &http.Client{Transport: tr, Timeout: time.Duration(timeoutSec * float64(time.Second))}
c.Running = true
c.Timeout = time.Duration(timeoutSec * float64(time.Second))
if verbose {
fmt.Println("Gemini client initialized successfully.")
}
return nil
}
func (c *GeminiClient) Close(delaySec float64) {
if delaySec > 0 {
time.Sleep(time.Duration(delaySec * float64(time.Second)))
}
c.Running = false
}
// ensureRunning mirrors the decorator behavior and retries on APIError.
func (c *GeminiClient) ensureRunning() error {
if c.Running {
return nil
}
return c.Init(float64(c.Timeout/time.Second), false)
}
// RotateTS performs a RotateCookies request and returns the new __Secure-1PSIDTS value (if any).
func (c *GeminiClient) RotateTS() (string, error) {
if c == nil {
return "", fmt.Errorf("gemini web client is nil")
}
return rotate1PSIDTS(c.Cookies, c.Proxy, c.insecure)
}
// GenerateContent sends a prompt (with optional files) and parses the response into ModelOutput.
func (c *GeminiClient) GenerateContent(prompt string, files []string, model Model, gem *Gem, chat *ChatSession) (ModelOutput, error) {
var empty ModelOutput
if prompt == "" {
return empty, &ValueError{Msg: "Prompt cannot be empty."}
}
if err := c.ensureRunning(); err != nil {
return empty, err
}
// Retry wrapper similar to decorator (retry=2)
retries := 2
for {
out, err := c.generateOnce(prompt, files, model, gem, chat)
if err == nil {
return out, nil
}
var apiErr *APIError
var imgErr *ImageGenerationError
shouldRetry := false
if errors.As(err, &imgErr) {
if retries > 1 {
retries = 1
} // only once for image generation
shouldRetry = true
} else if errors.As(err, &apiErr) {
shouldRetry = true
}
if shouldRetry && retries > 0 {
time.Sleep(time.Second)
retries--
continue
}
return empty, err
}
}
func ensureAnyLen(slice []any, index int) []any {
if index < len(slice) {
return slice
}
gap := index + 1 - len(slice)
return append(slice, make([]any, gap)...)
}
func (c *GeminiClient) generateOnce(prompt string, files []string, model Model, gem *Gem, chat *ChatSession) (ModelOutput, error) {
var empty ModelOutput
// Build f.req
var uploaded [][]any
for _, fp := range files {
id, err := uploadFile(fp, c.Proxy, c.insecure)
if err != nil {
return empty, err
}
name, err := parseFileName(fp)
if err != nil {
return empty, err
}
uploaded = append(uploaded, []any{[]any{id}, name})
}
var item0 any
if len(uploaded) > 0 {
item0 = []any{prompt, 0, nil, uploaded}
} else {
item0 = []any{prompt}
}
var item2 any = nil
if chat != nil {
item2 = chat.Metadata()
}
inner := []any{item0, nil, item2}
// Attach Gem first to keep index alignment with reference implementation
// so the Gemini Web UI can recognize the selected Gem.
if gem != nil {
// pad with 16 nils then gem ID
for i := 0; i < 16; i++ {
inner = append(inner, nil)
}
inner = append(inner, gem.ID)
}
requestedModel := strings.ToLower(model.Name)
if chat != nil && chat.RequestedModel() != "" {
requestedModel = chat.RequestedModel()
}
if _, ok := NanoBananaModel[requestedModel]; ok {
inner = ensureAnyLen(inner, 49)
inner[49] = 14
}
innerJSON, _ := json.Marshal(inner)
outer := []any{nil, string(innerJSON)}
outerJSON, _ := json.Marshal(outer)
// form
form := url.Values{}
form.Set("at", c.AccessToken)
form.Set("f.req", string(outerJSON))
req, _ := http.NewRequest(http.MethodPost, EndpointGenerate, strings.NewReader(form.Encode()))
applyHeaders(req, HeadersGemini)
applyHeaders(req, model.ModelHeader)
req.Header.Set("Content-Type", "application/x-www-form-urlencoded;charset=utf-8")
applyCookies(req, c.Cookies)
resp, err := c.httpClient.Do(req)
if err != nil {
return empty, &TimeoutError{GeminiError{Msg: "Generate content request timed out."}}
}
defer func() {
_ = resp.Body.Close()
}()
if resp.StatusCode == 429 {
// Surface 429 as TemporarilyBlocked to match reference behavior
c.Close(0)
return empty, &TemporarilyBlocked{GeminiError{Msg: "Too many requests. IP temporarily blocked."}}
}
if resp.StatusCode != 200 {
c.Close(0)
return empty, &APIError{Msg: fmt.Sprintf("Failed to generate contents. Status %d", resp.StatusCode)}
}
// Read body and split lines; take the 3rd line (index 2)
b, _ := io.ReadAll(resp.Body)
parts := strings.Split(string(b), "\n")
if len(parts) < 3 {
c.Close(0)
return empty, &APIError{Msg: "Invalid response data received."}
}
var responseJSON []any
if err = json.Unmarshal([]byte(parts[2]), &responseJSON); err != nil {
c.Close(0)
return empty, &APIError{Msg: "Invalid response data received."}
}
// find body where main_part[4] exists
var (
body any
bodyIndex int
)
for i, p := range responseJSON {
arr, ok := p.([]any)
if !ok || len(arr) < 3 {
continue
}
s, ok := arr[2].(string)
if !ok {
continue
}
var mainPart []any
if err = json.Unmarshal([]byte(s), &mainPart); err != nil {
continue
}
if len(mainPart) > 4 && mainPart[4] != nil {
body = mainPart
bodyIndex = i
break
}
}
if body == nil {
// Fallback: scan subsequent lines to locate a data frame with a non-empty body (mainPart[4]).
var lastTop []any
for li := 3; li < len(parts) && body == nil; li++ {
line := strings.TrimSpace(parts[li])
if line == "" {
continue
}
var top []any
if err = json.Unmarshal([]byte(line), &top); err != nil {
continue
}
lastTop = top
for i, p := range top {
arr, ok := p.([]any)
if !ok || len(arr) < 3 {
continue
}
s, ok := arr[2].(string)
if !ok {
continue
}
var mainPart []any
if err = json.Unmarshal([]byte(s), &mainPart); err != nil {
continue
}
if len(mainPart) > 4 && mainPart[4] != nil {
body = mainPart
bodyIndex = i
responseJSON = top
break
}
}
}
// Parse nested error code to align with error mapping
var top []any
// Prefer lastTop from fallback scan; otherwise try parts[2]
if len(lastTop) > 0 {
top = lastTop
} else {
_ = json.Unmarshal([]byte(parts[2]), &top)
}
if len(top) > 0 {
if code, ok := extractErrorCode(top); ok {
switch code {
case ErrorUsageLimitExceeded:
return empty, &UsageLimitExceeded{GeminiError{Msg: fmt.Sprintf("Failed to generate contents. Usage limit of %s has exceeded. Please try switching to another model.", model.Name)}}
case ErrorModelInconsistent:
return empty, &ModelInvalid{GeminiError{Msg: "Selected model is inconsistent or unavailable."}}
case ErrorModelHeaderInvalid:
return empty, &APIError{Msg: "Invalid model header string. Please update the selected model header."}
case ErrorIPTemporarilyBlocked:
return empty, &TemporarilyBlocked{GeminiError{Msg: "Too many requests. IP temporarily blocked."}}
}
}
}
// Debug("Invalid response: control frames only; no body found")
// Close the client to force re-initialization on next request (parity with reference client behavior)
c.Close(0)
return empty, &APIError{Msg: "Failed to generate contents. Invalid response data received."}
}
bodyArr := body.([]any)
// metadata
var metadata []string
if len(bodyArr) > 1 {
if metaArr, ok := bodyArr[1].([]any); ok {
for _, v := range metaArr {
if s, isOk := v.(string); isOk {
metadata = append(metadata, s)
}
}
}
}
// candidates parsing
candContainer, ok := bodyArr[4].([]any)
if !ok {
return empty, &APIError{Msg: "Failed to parse response body."}
}
candidates := make([]Candidate, 0, len(candContainer))
reCard := regexp.MustCompile(`^http://googleusercontent\.com/card_content/\d+`)
reGen := regexp.MustCompile(`http://googleusercontent\.com/image_generation_content/\d+`)
for ci, candAny := range candContainer {
cArr, isOk := candAny.([]any)
if !isOk {
continue
}
// text: cArr[1][0]
var text string
if len(cArr) > 1 {
if sArr, isOk1 := cArr[1].([]any); isOk1 && len(sArr) > 0 {
text, _ = sArr[0].(string)
}
}
if reCard.MatchString(text) {
// candidate[22] and candidate[22][0] or text
if len(cArr) > 22 {
if arr, isOk1 := cArr[22].([]any); isOk1 && len(arr) > 0 {
if s, isOk2 := arr[0].(string); isOk2 {
text = s
}
}
}
}
// thoughts: candidate[37][0][0]
var thoughts *string
if len(cArr) > 37 {
if a, ok1 := cArr[37].([]any); ok1 && len(a) > 0 {
if b1, ok2 := a[0].([]any); ok2 && len(b1) > 0 {
if s, ok3 := b1[0].(string); ok3 {
ss := decodeHTML(s)
thoughts = &ss
}
}
}
}
// web images: candidate[12][1]
var webImages []WebImage
var imgSection any
if len(cArr) > 12 {
imgSection = cArr[12]
}
if arr, ok1 := imgSection.([]any); ok1 && len(arr) > 1 {
if imagesArr, ok2 := arr[1].([]any); ok2 {
for _, wiAny := range imagesArr {
wiArr, ok3 := wiAny.([]any)
if !ok3 {
continue
}
// url: wiArr[0][0][0], title: wiArr[7][0], alt: wiArr[0][4]
var urlStr, title, alt string
if len(wiArr) > 0 {
if a, ok5 := wiArr[0].([]any); ok5 && len(a) > 0 {
if b1, ok6 := a[0].([]any); ok6 && len(b1) > 0 {
urlStr, _ = b1[0].(string)
}
if len(a) > 4 {
if s, ok6 := a[4].(string); ok6 {
alt = s
}
}
}
}
if len(wiArr) > 7 {
if a, ok4 := wiArr[7].([]any); ok4 && len(a) > 0 {
title, _ = a[0].(string)
}
}
webImages = append(webImages, WebImage{Image: Image{URL: urlStr, Title: title, Alt: alt, Proxy: c.Proxy}})
}
}
}
// generated images
var genImages []GeneratedImage
hasGen := false
if arr, ok1 := imgSection.([]any); ok1 && len(arr) > 7 {
if a, ok2 := arr[7].([]any); ok2 && len(a) > 0 && a[0] != nil {
hasGen = true
}
}
if hasGen {
// find img part
var imgBody []any
for pi := bodyIndex; pi < len(responseJSON); pi++ {
part := responseJSON[pi]
arr, ok1 := part.([]any)
if !ok1 || len(arr) < 3 {
continue
}
s, ok1 := arr[2].(string)
if !ok1 {
continue
}
var mp []any
if err = json.Unmarshal([]byte(s), &mp); err != nil {
continue
}
if len(mp) > 4 {
if tt, ok2 := mp[4].([]any); ok2 && len(tt) > ci {
if sec, ok3 := tt[ci].([]any); ok3 && len(sec) > 12 {
if ss, ok4 := sec[12].([]any); ok4 && len(ss) > 7 {
if first, ok5 := ss[7].([]any); ok5 && len(first) > 0 && first[0] != nil {
imgBody = mp
break
}
}
}
}
}
}
if imgBody == nil {
return empty, &ImageGenerationError{APIError{Msg: "Failed to parse generated images."}}
}
imgCand := imgBody[4].([]any)[ci].([]any)
if len(imgCand) > 1 {
if a, ok1 := imgCand[1].([]any); ok1 && len(a) > 0 {
if s, ok2 := a[0].(string); ok2 {
text = strings.TrimSpace(reGen.ReplaceAllString(s, ""))
}
}
}
// images list at imgCand[12][7][0]
if len(imgCand) > 12 {
if s1, ok1 := imgCand[12].([]any); ok1 && len(s1) > 7 {
if s2, ok2 := s1[7].([]any); ok2 && len(s2) > 0 {
if s3, ok3 := s2[0].([]any); ok3 {
for ii, giAny := range s3 {
ga, ok4 := giAny.([]any)
if !ok4 || len(ga) < 4 {
continue
}
// url: ga[0][3][3]
var urlStr, title, alt string
if a, ok5 := ga[0].([]any); ok5 && len(a) > 3 {
if b1, ok6 := a[3].([]any); ok6 && len(b1) > 3 {
urlStr, _ = b1[3].(string)
}
}
// title from ga[3][6]
if len(ga) > 3 {
if a, ok5 := ga[3].([]any); ok5 {
if len(a) > 6 {
if v, ok6 := a[6].(float64); ok6 && v != 0 {
title = fmt.Sprintf("[Generated Image %.0f]", v)
} else {
title = "[Generated Image]"
}
} else {
title = "[Generated Image]"
}
// alt from ga[3][5][ii] fallback
if len(a) > 5 {
if tt, ok6 := a[5].([]any); ok6 {
if ii < len(tt) {
if s, ok7 := tt[ii].(string); ok7 {
alt = s
}
} else if len(tt) > 0 {
if s, ok7 := tt[0].(string); ok7 {
alt = s
}
}
}
}
}
}
genImages = append(genImages, GeneratedImage{Image: Image{URL: urlStr, Title: title, Alt: alt, Proxy: c.Proxy}, Cookies: c.Cookies})
}
}
}
}
}
}
cand := Candidate{
RCID: fmt.Sprintf("%v", cArr[0]),
Text: decodeHTML(text),
Thoughts: thoughts,
WebImages: webImages,
GeneratedImages: genImages,
}
candidates = append(candidates, cand)
}
if len(candidates) == 0 {
return empty, &GeminiError{Msg: "Failed to generate contents. No output data found in response."}
}
output := ModelOutput{Metadata: metadata, Candidates: candidates, Chosen: 0}
if chat != nil {
chat.lastOutput = &output
}
return output, nil
}
// extractErrorCode attempts to navigate the known nested error structure and fetch the integer code.
// Mirrors reference path: response_json[0][5][2][0][1][0]
func extractErrorCode(top []any) (int, bool) {
if len(top) == 0 {
return 0, false
}
a, ok := top[0].([]any)
if !ok || len(a) <= 5 {
return 0, false
}
b, ok := a[5].([]any)
if !ok || len(b) <= 2 {
return 0, false
}
c, ok := b[2].([]any)
if !ok || len(c) == 0 {
return 0, false
}
d, ok := c[0].([]any)
if !ok || len(d) <= 1 {
return 0, false
}
e, ok := d[1].([]any)
if !ok || len(e) == 0 {
return 0, false
}
f, ok := e[0].(float64)
if !ok {
return 0, false
}
return int(f), true
}
// StartChat returns a ChatSession attached to the client
func (c *GeminiClient) StartChat(model Model, gem *Gem, metadata []string) *ChatSession {
return &ChatSession{client: c, metadata: normalizeMeta(metadata), model: model, gem: gem, requestedModel: strings.ToLower(model.Name)}
}
// ChatSession holds conversation metadata
type ChatSession struct {
client *GeminiClient
metadata []string // cid, rid, rcid
lastOutput *ModelOutput
model Model
gem *Gem
requestedModel string
}
func (cs *ChatSession) String() string {
var cid, rid, rcid string
if len(cs.metadata) > 0 {
cid = cs.metadata[0]
}
if len(cs.metadata) > 1 {
rid = cs.metadata[1]
}
if len(cs.metadata) > 2 {
rcid = cs.metadata[2]
}
return fmt.Sprintf("ChatSession(cid='%s', rid='%s', rcid='%s')", cid, rid, rcid)
}
func normalizeMeta(v []string) []string {
out := []string{"", "", ""}
for i := 0; i < len(v) && i < 3; i++ {
out[i] = v[i]
}
return out
}
func (cs *ChatSession) Metadata() []string { return cs.metadata }
func (cs *ChatSession) SetMetadata(v []string) { cs.metadata = normalizeMeta(v) }
func (cs *ChatSession) RequestedModel() string { return cs.requestedModel }
func (cs *ChatSession) SetRequestedModel(name string) {
cs.requestedModel = strings.ToLower(name)
}
func (cs *ChatSession) CID() string {
if len(cs.metadata) > 0 {
return cs.metadata[0]
}
return ""
}
func (cs *ChatSession) RID() string {
if len(cs.metadata) > 1 {
return cs.metadata[1]
}
return ""
}
func (cs *ChatSession) RCID() string {
if len(cs.metadata) > 2 {
return cs.metadata[2]
}
return ""
}
func (cs *ChatSession) setCID(v string) {
if len(cs.metadata) < 1 {
cs.metadata = normalizeMeta(cs.metadata)
}
cs.metadata[0] = v
}
func (cs *ChatSession) setRID(v string) {
if len(cs.metadata) < 2 {
cs.metadata = normalizeMeta(cs.metadata)
}
cs.metadata[1] = v
}
func (cs *ChatSession) setRCID(v string) {
if len(cs.metadata) < 3 {
cs.metadata = normalizeMeta(cs.metadata)
}
cs.metadata[2] = v
}
// SendMessage shortcut to client's GenerateContent
func (cs *ChatSession) SendMessage(prompt string, files []string) (ModelOutput, error) {
out, err := cs.client.GenerateContent(prompt, files, cs.model, cs.gem, cs)
if err == nil {
cs.lastOutput = &out
cs.SetMetadata(out.Metadata)
cs.setRCID(out.RCID())
}
return out, err
}
// ChooseCandidate selects a candidate from last output and updates rcid
func (cs *ChatSession) ChooseCandidate(index int) (ModelOutput, error) {
if cs.lastOutput == nil {
return ModelOutput{}, &ValueError{Msg: "No previous output data found in this chat session."}
}
if index >= len(cs.lastOutput.Candidates) {
return ModelOutput{}, &ValueError{Msg: fmt.Sprintf("Index %d exceeds candidates", index)}
}
cs.lastOutput.Chosen = index
cs.setRCID(cs.lastOutput.RCID())
return *cs.lastOutput, nil
}

80
internal/provider/gemini-web/conversation/alias.go
View File

@@ -1,80 +0,0 @@
package conversation
import (
"strings"
"sync"
"github.com/router-for-me/CLIProxyAPI/v6/internal/registry"
)
var (
aliasOnce sync.Once
aliasMap map[string]string
)
// EnsureGeminiWebAliasMap populates the alias map once.
func EnsureGeminiWebAliasMap() {
aliasOnce.Do(func() {
aliasMap = make(map[string]string)
for _, m := range registry.GetGeminiModels() {
if m.ID == "gemini-2.5-flash-lite" {
continue
}
if m.ID == "gemini-2.5-flash" {
aliasMap["gemini-2.5-flash-image-web"] = "gemini-2.5-flash"
}
alias := AliasFromModelID(m.ID)
aliasMap[strings.ToLower(alias)] = strings.ToLower(m.ID)
}
})
}
// MapAliasToUnderlying normalizes a model alias to its underlying identifier.
func MapAliasToUnderlying(name string) string {
EnsureGeminiWebAliasMap()
n := strings.ToLower(strings.TrimSpace(name))
if n == "" {
return n
}
if u, ok := aliasMap[n]; ok {
return u
}
const suffix = "-web"
if strings.HasSuffix(n, suffix) {
return strings.TrimSuffix(n, suffix)
}
return n
}
// AliasFromModelID mirrors the original helper for deriving alias IDs.
func AliasFromModelID(modelID string) string {
return modelID + "-web"
}
// NormalizeModel returns the canonical identifier used for hashing.
func NormalizeModel(model string) string {
return MapAliasToUnderlying(model)
}
// GetGeminiWebAliasedModels returns alias metadata for registry exposure.
func GetGeminiWebAliasedModels() []*registry.ModelInfo {
EnsureGeminiWebAliasMap()
aliased := make([]*registry.ModelInfo, 0)
for _, m := range registry.GetGeminiModels() {
if m.ID == "gemini-2.5-flash-lite" {
continue
} else if m.ID == "gemini-2.5-flash" {
cpy := *m
cpy.ID = "gemini-2.5-flash-image-web"
cpy.Name = "gemini-2.5-flash-image-web"
cpy.DisplayName = "Nano Banana"
cpy.Description = "Gemini 2.5 Flash Preview Image"
aliased = append(aliased, &cpy)
}
cpy := *m
cpy.ID = AliasFromModelID(m.ID)
cpy.Name = cpy.ID
aliased = append(aliased, &cpy)
}
return aliased
}

74
internal/provider/gemini-web/conversation/hash.go
View File

@@ -1,74 +0,0 @@
package conversation
import (
"crypto/sha256"
"encoding/hex"
"fmt"
"strings"
)
// Message represents a minimal role-text pair used for hashing and comparison.
type Message struct {
Role string `json:"role"`
Text string `json:"text"`
}
// StoredMessage mirrors the persisted conversation message structure.
type StoredMessage struct {
Role string `json:"role"`
Content string `json:"content"`
Name string `json:"name,omitempty"`
}
// Sha256Hex computes SHA-256 hex digest for the specified string.
func Sha256Hex(s string) string {
sum := sha256.Sum256([]byte(s))
return hex.EncodeToString(sum[:])
}
// ToStoredMessages converts in-memory messages into the persisted representation.
func ToStoredMessages(msgs []Message) []StoredMessage {
out := make([]StoredMessage, 0, len(msgs))
for _, m := range msgs {
out = append(out, StoredMessage{Role: m.Role, Content: m.Text})
}
return out
}
// StoredToMessages converts stored messages back into the in-memory representation.
func StoredToMessages(msgs []StoredMessage) []Message {
out := make([]Message, 0, len(msgs))
for _, m := range msgs {
out = append(out, Message{Role: m.Role, Text: m.Content})
}
return out
}
// hashMessage normalizes message data and returns a stable digest.
func hashMessage(m StoredMessage) string {
s := fmt.Sprintf(`{"content":%q,"role":%q}`, m.Content, strings.ToLower(m.Role))
return Sha256Hex(s)
}
// HashConversationWithPrefix computes a conversation hash using the provided prefix (client identifier) and model.
func HashConversationWithPrefix(prefix, model string, msgs []StoredMessage) string {
var b strings.Builder
b.WriteString(strings.ToLower(strings.TrimSpace(prefix)))
b.WriteString("|")
b.WriteString(strings.ToLower(strings.TrimSpace(model)))
for _, m := range msgs {
b.WriteString("|")
b.WriteString(hashMessage(m))
}
return Sha256Hex(b.String())
}
// HashConversationForAccount keeps compatibility with the per-account hash previously used.
func HashConversationForAccount(clientID, model string, msgs []StoredMessage) string {
return HashConversationWithPrefix(clientID, model, msgs)
}
// HashConversationGlobal produces a hash suitable for cross-account lookups.
func HashConversationGlobal(model string, msgs []StoredMessage) string {
return HashConversationWithPrefix("global", model, msgs)
}

280
internal/provider/gemini-web/conversation/index.go
View File

@@ -1,280 +0,0 @@
package conversation
import (
"bytes"
"encoding/json"
"errors"
"os"
"path/filepath"
"strings"
"sync"
"time"
bolt "go.etcd.io/bbolt"
)
const (
bucketMatches = "matches"
defaultIndexFile = "gemini-web-index.bolt"
)
// MatchRecord stores persisted mapping metadata for a conversation prefix.
type MatchRecord struct {
AccountLabel string `json:"account_label"`
Metadata []string `json:"metadata,omitempty"`
PrefixLen int `json:"prefix_len"`
UpdatedAt int64 `json:"updated_at"`
}
// MatchResult combines a persisted record with the hash that produced it.
type MatchResult struct {
Hash string
Record MatchRecord
Model string
}
var (
indexOnce sync.Once
indexDB *bolt.DB
indexErr error
)
func openIndex() (*bolt.DB, error) {
indexOnce.Do(func() {
path := indexPath()
if err := os.MkdirAll(filepath.Dir(path), 0o755); err != nil {
indexErr = err
return
}
db, err := bolt.Open(path, 0o600, &bolt.Options{Timeout: 2 * time.Second})
if err != nil {
indexErr = err
return
}
indexDB = db
})
return indexDB, indexErr
}
func indexPath() string {
wd, err := os.Getwd()
if err != nil || wd == "" {
wd = "."
}
return filepath.Join(wd, "conv", defaultIndexFile)
}
// StoreMatch persists or updates a conversation hash mapping.
func StoreMatch(hash string, record MatchRecord) error {
if strings.TrimSpace(hash) == "" {
return errors.New("gemini-web conversation: empty hash")
}
db, err := openIndex()
if err != nil {
return err
}
record.UpdatedAt = time.Now().UTC().Unix()
payload, err := json.Marshal(record)
if err != nil {
return err
}
return db.Update(func(tx *bolt.Tx) error {
bucket, err := tx.CreateBucketIfNotExists([]byte(bucketMatches))
if err != nil {
return err
}
// Namespace by account label to avoid cross-account collisions.
label := strings.ToLower(strings.TrimSpace(record.AccountLabel))
if label == "" {
return errors.New("gemini-web conversation: empty account label")
}
key := []byte(hash + ":" + label)
if err := bucket.Put(key, payload); err != nil {
return err
}
// Best-effort cleanup of legacy single-key format (hash -> MatchRecord).
// We do not know its label; leave it for lookup fallback/cleanup elsewhere.
return nil
})
}
// LookupMatch retrieves a stored mapping.
// It prefers namespaced entries (hash:label). If multiple labels exist for the same
// hash, it returns not found to avoid redirecting to the wrong credential.
// Falls back to legacy single-key entries if present.
func LookupMatch(hash string) (MatchRecord, bool, error) {
db, err := openIndex()
if err != nil {
return MatchRecord{}, false, err
}
var foundOne bool
var ambiguous bool
var firstLabel string
var single MatchRecord
err = db.View(func(tx *bolt.Tx) error {
bucket := tx.Bucket([]byte(bucketMatches))
if bucket == nil {
return nil
}
// Scan namespaced keys with prefix "hash:"
prefix := []byte(hash + ":")
c := bucket.Cursor()
for k, v := c.Seek(prefix); k != nil && bytes.HasPrefix(k, prefix); k, v = c.Next() {
if len(v) == 0 {
continue
}
var rec MatchRecord
if err := json.Unmarshal(v, &rec); err != nil {
// Ignore malformed; removal is handled elsewhere.
continue
}
if strings.TrimSpace(rec.AccountLabel) == "" || rec.PrefixLen <= 0 {
continue
}
label := strings.ToLower(strings.TrimSpace(rec.AccountLabel))
if !foundOne {
firstLabel = label
single = rec
foundOne = true
continue
}
if label != firstLabel {
ambiguous = true
// Early exit scan; ambiguity detected.
return nil
}
}
if foundOne {
return nil
}
// Fallback to legacy single-key format
raw := bucket.Get([]byte(hash))
if len(raw) == 0 {
return nil
}
return json.Unmarshal(raw, &single)
})
if err != nil {
return MatchRecord{}, false, err
}
if ambiguous {
return MatchRecord{}, false, nil
}
if strings.TrimSpace(single.AccountLabel) == "" || single.PrefixLen <= 0 {
return MatchRecord{}, false, nil
}
return single, true, nil
}
// RemoveMatch deletes all mappings for the given hash (all labels and legacy key).
func RemoveMatch(hash string) error {
db, err := openIndex()
if err != nil {
return err
}
return db.Update(func(tx *bolt.Tx) error {
bucket := tx.Bucket([]byte(bucketMatches))
if bucket == nil {
return nil
}
// Delete namespaced entries
prefix := []byte(hash + ":")
c := bucket.Cursor()
for k, _ := c.Seek(prefix); k != nil && bytes.HasPrefix(k, prefix); k, _ = c.Next() {
if err := bucket.Delete(k); err != nil {
return err
}
}
// Delete legacy entry
_ = bucket.Delete([]byte(hash))
return nil
})
}
// RemoveMatchForLabel deletes the mapping for the given hash and label only.
func RemoveMatchForLabel(hash, label string) error {
label = strings.ToLower(strings.TrimSpace(label))
if strings.TrimSpace(hash) == "" || label == "" {
return nil
}
db, err := openIndex()
if err != nil {
return err
}
return db.Update(func(tx *bolt.Tx) error {
bucket := tx.Bucket([]byte(bucketMatches))
if bucket == nil {
return nil
}
// Remove namespaced key
_ = bucket.Delete([]byte(hash + ":" + label))
// If legacy single-key exists and matches label, remove it as well.
if raw := bucket.Get([]byte(hash)); len(raw) > 0 {
var rec MatchRecord
if err := json.Unmarshal(raw, &rec); err == nil {
if strings.EqualFold(strings.TrimSpace(rec.AccountLabel), label) {
_ = bucket.Delete([]byte(hash))
}
}
}
return nil
})
}
// RemoveMatchesByLabel removes all entries associated with the specified label.
func RemoveMatchesByLabel(label string) error {
label = strings.TrimSpace(label)
if label == "" {
return nil
}
db, err := openIndex()
if err != nil {
return err
}
return db.Update(func(tx *bolt.Tx) error {
bucket := tx.Bucket([]byte(bucketMatches))
if bucket == nil {
return nil
}
cursor := bucket.Cursor()
for k, v := cursor.First(); k != nil; k, v = cursor.Next() {
if len(v) == 0 {
continue
}
var record MatchRecord
if err := json.Unmarshal(v, &record); err != nil {
_ = bucket.Delete(k)
continue
}
if strings.EqualFold(strings.TrimSpace(record.AccountLabel), label) {
if err := bucket.Delete(k); err != nil {
return err
}
}
}
return nil
})
}
// StoreConversation updates all hashes representing the provided conversation snapshot.
func StoreConversation(label, model string, msgs []Message, metadata []string) error {
label = strings.TrimSpace(label)
if label == "" || len(msgs) == 0 {
return nil
}
hashes := BuildStorageHashes(model, msgs)
if len(hashes) == 0 {
return nil
}
for _, h := range hashes {
rec := MatchRecord{
AccountLabel: label,
Metadata: append([]string(nil), metadata...),
PrefixLen: h.PrefixLen,
}
if err := StoreMatch(h.Hash, rec); err != nil {
return err
}
}
return nil
}

64
internal/provider/gemini-web/conversation/lookup.go
View File

@@ -1,64 +0,0 @@
package conversation
import "strings"
// PrefixHash represents a hash candidate for a specific prefix length.
type PrefixHash struct {
Hash string
PrefixLen int
}
// BuildLookupHashes generates hash candidates ordered from longest to shortest prefix.
func BuildLookupHashes(model string, msgs []Message) []PrefixHash {
if len(msgs) < 2 {
return nil
}
model = NormalizeModel(model)
sanitized := SanitizeAssistantMessages(msgs)
result := make([]PrefixHash, 0, len(sanitized))
for end := len(sanitized); end >= 2; end-- {
tailRole := strings.ToLower(strings.TrimSpace(sanitized[end-1].Role))
if tailRole != "assistant" && tailRole != "system" {
continue
}
prefix := sanitized[:end]
hash := HashConversationGlobal(model, ToStoredMessages(prefix))
result = append(result, PrefixHash{Hash: hash, PrefixLen: end})
}
return result
}
// BuildStorageHashes returns hashes representing the full conversation snapshot.
func BuildStorageHashes(model string, msgs []Message) []PrefixHash {
if len(msgs) == 0 {
return nil
}
model = NormalizeModel(model)
sanitized := SanitizeAssistantMessages(msgs)
if len(sanitized) == 0 {
return nil
}
result := make([]PrefixHash, 0, len(sanitized))
seen := make(map[string]struct{}, len(sanitized))
for start := 0; start < len(sanitized); start++ {
segment := sanitized[start:]
if len(segment) < 2 {
continue
}
tailRole := strings.ToLower(strings.TrimSpace(segment[len(segment)-1].Role))
if tailRole != "assistant" && tailRole != "system" {
continue
}
hash := HashConversationGlobal(model, ToStoredMessages(segment))
if _, exists := seen[hash]; exists {
continue
}
seen[hash] = struct{}{}
result = append(result, PrefixHash{Hash: hash, PrefixLen: len(segment)})
}
if len(result) == 0 {
hash := HashConversationGlobal(model, ToStoredMessages(sanitized))
return []PrefixHash{{Hash: hash, PrefixLen: len(sanitized)}}
}
return result
}

6
internal/provider/gemini-web/conversation/metadata.go
View File

@@ -1,6 +0,0 @@
package conversation
const (
MetadataMessagesKey = "gemini_web_messages"
MetadataMatchKey = "gemini_web_match"
)

110
internal/provider/gemini-web/conversation/parse.go
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@@ -1,110 +0,0 @@
package conversation
import (
"strings"
"github.com/tidwall/gjson"
)
// ExtractMessages attempts to build a message list from the inbound request payload.
func ExtractMessages(handlerType string, raw []byte) []Message {
if len(raw) == 0 {
return nil
}
if msgs := extractOpenAIStyle(raw); len(msgs) > 0 {
return msgs
}
if msgs := extractGeminiContents(raw); len(msgs) > 0 {
return msgs
}
return nil
}
func extractOpenAIStyle(raw []byte) []Message {
root := gjson.ParseBytes(raw)
messages := root.Get("messages")
if !messages.Exists() {
return nil
}
out := make([]Message, 0, 8)
messages.ForEach(func(_, entry gjson.Result) bool {
role := strings.ToLower(strings.TrimSpace(entry.Get("role").String()))
if role == "" {
return true
}
if role == "system" {
return true
}
// Ignore OpenAI tool messages to keep hashing aligned with
// persistence (which only keeps text/inlineData for Gemini contents).
// This avoids mismatches when a tool response is present: the
// storage path drops tool payloads while the lookup path would
// otherwise include them, causing sticky selection to fail.
if role == "tool" {
return true
}
var contentBuilder strings.Builder
content := entry.Get("content")
if !content.Exists() {
out = append(out, Message{Role: role, Text: ""})
return true
}
switch content.Type {
case gjson.String:
contentBuilder.WriteString(content.String())
case gjson.JSON:
if content.IsArray() {
content.ForEach(func(_, part gjson.Result) bool {
if text := part.Get("text"); text.Exists() {
if contentBuilder.Len() > 0 {
contentBuilder.WriteString("\n")
}
contentBuilder.WriteString(text.String())
}
return true
})
}
}
out = append(out, Message{Role: role, Text: contentBuilder.String()})
return true
})
if len(out) == 0 {
return nil
}
return out
}
func extractGeminiContents(raw []byte) []Message {
contents := gjson.GetBytes(raw, "contents")
if !contents.Exists() {
return nil
}
out := make([]Message, 0, 8)
contents.ForEach(func(_, entry gjson.Result) bool {
role := strings.TrimSpace(entry.Get("role").String())
if role == "" {
role = "user"
} else {
role = strings.ToLower(role)
if role == "model" {
role = "assistant"
}
}
var builder strings.Builder
entry.Get("parts").ForEach(func(_, part gjson.Result) bool {
if text := part.Get("text"); text.Exists() {
if builder.Len() > 0 {
builder.WriteString("\n")
}
builder.WriteString(text.String())
}
return true
})
out = append(out, Message{Role: role, Text: builder.String()})
return true
})
if len(out) == 0 {
return nil
}
return out
}

39
internal/provider/gemini-web/conversation/sanitize.go
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@@ -1,39 +0,0 @@
package conversation
import (
"regexp"
"strings"
)
var reThink = regexp.MustCompile(`(?is)<think>.*?</think>`)
// RemoveThinkTags strips <think>...</think> blocks and trims whitespace.
func RemoveThinkTags(s string) string {
return strings.TrimSpace(reThink.ReplaceAllString(s, ""))
}
// SanitizeAssistantMessages removes think tags from assistant messages while leaving others untouched.
func SanitizeAssistantMessages(msgs []Message) []Message {
out := make([]Message, 0, len(msgs))
for _, m := range msgs {
if strings.EqualFold(strings.TrimSpace(m.Role), "assistant") {
out = append(out, Message{Role: m.Role, Text: RemoveThinkTags(m.Text)})
continue
}
out = append(out, m)
}
return out
}
// EqualMessages compares two message slices for equality.
func EqualMessages(a, b []Message) bool {
if len(a) != len(b) {
return false
}
for i := range a {
if a[i].Role != b[i].Role || a[i].Text != b[i].Text {
return false
}
}
return true
}

542
internal/provider/gemini-web/media.go
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@@ -1,542 +0,0 @@
package geminiwebapi
import (
"bytes"
"encoding/base64"
"encoding/json"
"errors"
"fmt"
"io"
"math"
"mime/multipart"
"net/http"
"os"
"path/filepath"
"regexp"
"sort"
"strings"
"time"
"unicode/utf8"
"github.com/router-for-me/CLIProxyAPI/v6/internal/interfaces"
"github.com/router-for-me/CLIProxyAPI/v6/internal/misc"
log "github.com/sirupsen/logrus"
"github.com/tidwall/gjson"
)
// Image helpers ------------------------------------------------------------
type Image struct {
URL string
Title string
Alt string
Proxy string
}
func (i Image) String() string {
short := i.URL
if len(short) > 20 {
short = short[:8] + "..." + short[len(short)-12:]
}
return fmt.Sprintf("Image(title='%s', alt='%s', url='%s')", i.Title, i.Alt, short)
}
func (i Image) Save(path string, filename string, cookies map[string]string, verbose bool, skipInvalidFilename bool, insecure bool) (string, error) {
if filename == "" {
// Try to parse filename from URL.
u := i.URL
if p := strings.Split(u, "/"); len(p) > 0 {
filename = p[len(p)-1]
}
if q := strings.Split(filename, "?"); len(q) > 0 {
filename = q[0]
}
}
// Regex validation (pattern: ^(.*\.\w+)) to extract name with extension.
if filename != "" {
re := regexp.MustCompile(`^(.*\.\w+)`)
if m := re.FindStringSubmatch(filename); len(m) >= 2 {
filename = m[1]
} else {
if verbose {
log.Warnf("Invalid filename: %s", filename)
}
if skipInvalidFilename {
return "", nil
}
}
}
// Build client using shared helper to keep proxy/TLS behavior consistent.
client := newHTTPClient(httpOptions{ProxyURL: i.Proxy, Insecure: insecure, FollowRedirects: true})
client.Timeout = 120 * time.Second
// Helper to set raw Cookie header using provided cookies (parity with the reference client behavior).
buildCookieHeader := func(m map[string]string) string {
if len(m) == 0 {
return ""
}
keys := make([]string, 0, len(m))
for k := range m {
keys = append(keys, k)
}
sort.Strings(keys)
parts := make([]string, 0, len(keys))
for _, k := range keys {
parts = append(parts, fmt.Sprintf("%s=%s", k, m[k]))
}
return strings.Join(parts, "; ")
}
rawCookie := buildCookieHeader(cookies)
client.CheckRedirect = func(req *http.Request, via []*http.Request) error {
// Ensure provided cookies are always sent across redirects (domain-agnostic).
if rawCookie != "" {
req.Header.Set("Cookie", rawCookie)
}
if len(via) >= 10 {
return errors.New("stopped after 10 redirects")
}
return nil
}
req, _ := http.NewRequest(http.MethodGet, i.URL, nil)
if rawCookie != "" {
req.Header.Set("Cookie", rawCookie)
}
// Add browser-like headers to improve compatibility.
req.Header.Set("Accept", "image/avif,image/webp,image/apng,image/*,*/*;q=0.8")
req.Header.Set("Connection", "keep-alive")
resp, err := client.Do(req)
if err != nil {
return "", err
}
defer func() {
_ = resp.Body.Close()
}()
if resp.StatusCode != http.StatusOK {
return "", fmt.Errorf("error downloading image: %d %s", resp.StatusCode, resp.Status)
}
if ct := resp.Header.Get("Content-Type"); ct != "" && !strings.Contains(strings.ToLower(ct), "image") {
log.Warnf("Content type of %s is not image, but %s.", filename, ct)
}
if path == "" {
path = "temp"
}
if err = os.MkdirAll(path, 0o755); err != nil {
return "", err
}
dest := filepath.Join(path, filename)
f, err := os.Create(dest)
if err != nil {
return "", err
}
_, err = io.Copy(f, resp.Body)
_ = f.Close()
if err != nil {
return "", err
}
if verbose {
fmt.Printf("Image saved as %s\n", dest)
}
abspath, _ := filepath.Abs(dest)
return abspath, nil
}
type WebImage struct{ Image }
type GeneratedImage struct {
Image
Cookies map[string]string
}
func (g GeneratedImage) Save(path string, filename string, fullSize bool, verbose bool, skipInvalidFilename bool, insecure bool) (string, error) {
if len(g.Cookies) == 0 {
return "", &ValueError{Msg: "GeneratedImage requires cookies."}
}
strURL := g.URL
if fullSize {
strURL = strURL + "=s2048"
}
if filename == "" {
name := time.Now().Format("20060102150405")
if len(strURL) >= 10 {
name = fmt.Sprintf("%s_%s.png", name, strURL[len(strURL)-10:])
} else {
name += ".png"
}
filename = name
}
tmp := g.Image
tmp.URL = strURL
return tmp.Save(path, filename, g.Cookies, verbose, skipInvalidFilename, insecure)
}
// Request parsing & file helpers -------------------------------------------
func ParseMessagesAndFiles(rawJSON []byte) ([]RoleText, [][]byte, []string, [][]int, error) {
var messages []RoleText
var files [][]byte
var mimes []string
var perMsgFileIdx [][]int
contents := gjson.GetBytes(rawJSON, "contents")
if contents.Exists() {
contents.ForEach(func(_, content gjson.Result) bool {
role := NormalizeRole(content.Get("role").String())
var b strings.Builder
startFile := len(files)
content.Get("parts").ForEach(func(_, part gjson.Result) bool {
if text := part.Get("text"); text.Exists() {
if b.Len() > 0 {
b.WriteString("\n")
}
b.WriteString(text.String())
}
if inlineData := part.Get("inlineData"); inlineData.Exists() {
data := inlineData.Get("data").String()
if data != "" {
if dec, err := base64.StdEncoding.DecodeString(data); err == nil {
files = append(files, dec)
m := inlineData.Get("mimeType").String()
if m == "" {
m = inlineData.Get("mime_type").String()
}
mimes = append(mimes, m)
}
}
}
return true
})
messages = append(messages, RoleText{Role: role, Text: b.String()})
endFile := len(files)
if endFile > startFile {
idxs := make([]int, 0, endFile-startFile)
for i := startFile; i < endFile; i++ {
idxs = append(idxs, i)
}
perMsgFileIdx = append(perMsgFileIdx, idxs)
} else {
perMsgFileIdx = append(perMsgFileIdx, nil)
}
return true
})
}
return messages, files, mimes, perMsgFileIdx, nil
}
func MaterializeInlineFiles(files [][]byte, mimes []string) ([]string, *interfaces.ErrorMessage) {
if len(files) == 0 {
return nil, nil
}
paths := make([]string, 0, len(files))
for i, data := range files {
ext := MimeToExt(mimes, i)
f, err := os.CreateTemp("", "gemini-upload-*"+ext)
if err != nil {
return nil, &interfaces.ErrorMessage{StatusCode: http.StatusInternalServerError, Error: fmt.Errorf("failed to create temp file: %w", err)}
}
if _, err = f.Write(data); err != nil {
_ = f.Close()
_ = os.Remove(f.Name())
return nil, &interfaces.ErrorMessage{StatusCode: http.StatusInternalServerError, Error: fmt.Errorf("failed to write temp file: %w", err)}
}
if err = f.Close(); err != nil {
_ = os.Remove(f.Name())
return nil, &interfaces.ErrorMessage{StatusCode: http.StatusInternalServerError, Error: fmt.Errorf("failed to close temp file: %w", err)}
}
paths = append(paths, f.Name())
}
return paths, nil
}
func CleanupFiles(paths []string) {
for _, p := range paths {
if p != "" {
_ = os.Remove(p)
}
}
}
func FetchGeneratedImageData(gi GeneratedImage) (string, string, error) {
path, err := gi.Save("", "", true, false, true, false)
if err != nil {
return "", "", err
}
defer func() { _ = os.Remove(path) }()
b, err := os.ReadFile(path)
if err != nil {
return "", "", err
}
mime := http.DetectContentType(b)
if !strings.HasPrefix(mime, "image/") {
if guessed := mimeFromExtension(filepath.Ext(path)); guessed != "" {
mime = guessed
} else {
mime = "image/png"
}
}
return mime, base64.StdEncoding.EncodeToString(b), nil
}
func MimeToExt(mimes []string, i int) string {
if i < len(mimes) {
return MimeToPreferredExt(strings.ToLower(mimes[i]))
}
return ".png"
}
var preferredExtByMIME = map[string]string{
"image/png": ".png",
"image/jpeg": ".jpg",
"image/jpg": ".jpg",
"image/webp": ".webp",
"image/gif": ".gif",
"image/bmp": ".bmp",
"image/heic": ".heic",
"application/pdf": ".pdf",
}
func MimeToPreferredExt(mime string) string {
normalized := strings.ToLower(strings.TrimSpace(mime))
if normalized == "" {
return ".png"
}
if ext, ok := preferredExtByMIME[normalized]; ok {
return ext
}
return ".png"
}
func mimeFromExtension(ext string) string {
cleaned := strings.TrimPrefix(strings.ToLower(ext), ".")
if cleaned == "" {
return ""
}
if mt, ok := misc.MimeTypes[cleaned]; ok && mt != "" {
return mt
}
return ""
}
// File upload helpers ------------------------------------------------------
func uploadFile(path string, proxy string, insecure bool) (string, error) {
f, err := os.Open(path)
if err != nil {
return "", err
}
defer func() {
_ = f.Close()
}()
var buf bytes.Buffer
mw := multipart.NewWriter(&buf)
fw, err := mw.CreateFormFile("file", filepath.Base(path))
if err != nil {
return "", err
}
if _, err = io.Copy(fw, f); err != nil {
return "", err
}
_ = mw.Close()
client := newHTTPClient(httpOptions{ProxyURL: proxy, Insecure: insecure, FollowRedirects: true})
client.Timeout = 300 * time.Second
req, _ := http.NewRequest(http.MethodPost, EndpointUpload, &buf)
applyHeaders(req, HeadersUpload)
req.Header.Set("Content-Type", mw.FormDataContentType())
req.Header.Set("Accept", "*/*")
req.Header.Set("Connection", "keep-alive")
resp, err := client.Do(req)
if err != nil {
return "", err
}
defer func() {
_ = resp.Body.Close()
}()
if resp.StatusCode < 200 || resp.StatusCode >= 300 {
return "", &APIError{Msg: resp.Status}
}
b, err := io.ReadAll(resp.Body)
if err != nil {
return "", err
}
return string(b), nil
}
func parseFileName(path string) (string, error) {
if st, err := os.Stat(path); err != nil || st.IsDir() {
return "", &ValueError{Msg: path + " is not a valid file."}
}
return filepath.Base(path), nil
}
// Response formatting helpers ----------------------------------------------
var (
reGoogle = regexp.MustCompile("(\\()?\\[`([^`]+?)`\\]\\(https://www\\.google\\.com/search\\?q=[^)]*\\)(\\))?")
reColonNum = regexp.MustCompile(`([^:]+:\d+)`)
reInline = regexp.MustCompile("`(\\[[^\\]]+\\]\\([^\\)]+\\))`")
)
func unescapeGeminiText(s string) string {
if s == "" {
return s
}
s = strings.ReplaceAll(s, "&lt;", "<")
s = strings.ReplaceAll(s, "\\<", "<")
s = strings.ReplaceAll(s, "\\_", "_")
s = strings.ReplaceAll(s, "\\>", ">")
return s
}
func postProcessModelText(text string) string {
text = reGoogle.ReplaceAllStringFunc(text, func(m string) string {
subs := reGoogle.FindStringSubmatch(m)
if len(subs) < 4 {
return m
}
outerOpen := subs[1]
display := subs[2]
target := display
if loc := reColonNum.FindString(display); loc != "" {
target = loc
}
newSeg := "[`" + display + "`](" + target + ")"
if outerOpen != "" {
return "(" + newSeg + ")"
}
return newSeg
})
text = reInline.ReplaceAllString(text, "$1")
return text
}
func estimateTokens(s string) int {
if s == "" {
return 0
}
rc := float64(utf8.RuneCountInString(s))
if rc <= 0 {
return 0
}
est := int(math.Ceil(rc / 4.0))
if est < 0 {
return 0
}
return est
}
// ConvertOutputToGemini converts simplified ModelOutput to Gemini API-like JSON.
// promptText is used only to estimate usage tokens to populate usage fields.
func ConvertOutputToGemini(output *ModelOutput, modelName string, promptText string) ([]byte, error) {
if output == nil || len(output.Candidates) == 0 {
return nil, fmt.Errorf("empty output")
}
parts := make([]map[string]any, 0, 2)
var thoughtsText string
if output.Candidates[0].Thoughts != nil {
if t := strings.TrimSpace(*output.Candidates[0].Thoughts); t != "" {
thoughtsText = unescapeGeminiText(t)
parts = append(parts, map[string]any{
"text": thoughtsText,
"thought": true,
})
}
}
visible := unescapeGeminiText(output.Candidates[0].Text)
finalText := postProcessModelText(visible)
if finalText != "" {
parts = append(parts, map[string]any{"text": finalText})
}
if imgs := output.Candidates[0].GeneratedImages; len(imgs) > 0 {
for _, gi := range imgs {
if mime, data, err := FetchGeneratedImageData(gi); err == nil && data != "" {
parts = append(parts, map[string]any{
"inlineData": map[string]any{
"mimeType": mime,
"data": data,
},
})
}
}
}
promptTokens := estimateTokens(promptText)
completionTokens := estimateTokens(finalText)
thoughtsTokens := 0
if thoughtsText != "" {
thoughtsTokens = estimateTokens(thoughtsText)
}
totalTokens := promptTokens + completionTokens
now := time.Now()
resp := map[string]any{
"candidates": []any{
map[string]any{
"content": map[string]any{
"parts": parts,
"role": "model",
},
"finishReason": "stop",
"index": 0,
},
},
"createTime": now.Format(time.RFC3339Nano),
"responseId": fmt.Sprintf("gemini-web-%d", now.UnixNano()),
"modelVersion": modelName,
"usageMetadata": map[string]any{
"promptTokenCount": promptTokens,
"candidatesTokenCount": completionTokens,
"thoughtsTokenCount": thoughtsTokens,
"totalTokenCount": totalTokens,
},
}
b, err := json.Marshal(resp)
if err != nil {
return nil, fmt.Errorf("failed to marshal gemini response: %w", err)
}
return ensureColonSpacing(b), nil
}
// ensureColonSpacing inserts a single space after JSON key-value colons while
// leaving string content untouched. This matches the relaxed formatting used by
// Gemini responses and keeps downstream text-processing tools compatible with
// the proxy output.
func ensureColonSpacing(b []byte) []byte {
if len(b) == 0 {
return b
}
var out bytes.Buffer
out.Grow(len(b) + len(b)/8)
inString := false
escaped := false
for i := 0; i < len(b); i++ {
ch := b[i]
out.WriteByte(ch)
if escaped {
escaped = false
continue
}
switch ch {
case '\\':
escaped = true
case '"':
inString = !inString
case ':':
if !inString && i+1 < len(b) {
next := b[i+1]
if next != ' ' && next != '\n' && next != '\r' && next != '\t' {
out.WriteByte(' ')
}
}
}
}
return out.Bytes()
}

253
internal/provider/gemini-web/models.go
View File

@@ -1,253 +0,0 @@
package geminiwebapi
import (
"fmt"
"html"
"net/http"
"time"
conversation "github.com/router-for-me/CLIProxyAPI/v6/internal/provider/gemini-web/conversation"
"github.com/router-for-me/CLIProxyAPI/v6/internal/registry"
)
// Gemini web endpoints and default headers ----------------------------------
const (
EndpointGoogle = "https://www.google.com"
EndpointInit = "https://gemini.google.com/app"
EndpointGenerate = "https://gemini.google.com/_/BardChatUi/data/assistant.lamda.BardFrontendService/StreamGenerate"
EndpointRotateCookies = "https://accounts.google.com/RotateCookies"
EndpointUpload = "https://content-push.googleapis.com/upload"
)
var (
HeadersGemini = http.Header{
"Content-Type": []string{"application/x-www-form-urlencoded;charset=utf-8"},
"Host": []string{"gemini.google.com"},
"Origin": []string{"https://gemini.google.com"},
"Referer": []string{"https://gemini.google.com/"},
"User-Agent": []string{"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36"},
"X-Same-Domain": []string{"1"},
}
HeadersRotateCookies = http.Header{
"Content-Type": []string{"application/json"},
}
HeadersUpload = http.Header{
"Push-ID": []string{"feeds/mcudyrk2a4khkz"},
}
)
// Model metadata -------------------------------------------------------------
type Model struct {
Name string
ModelHeader http.Header
AdvancedOnly bool
}
var (
ModelUnspecified = Model{
Name: "unspecified",
ModelHeader: http.Header{},
AdvancedOnly: false,
}
ModelG25Flash = Model{
Name: "gemini-2.5-flash",
ModelHeader: http.Header{
"x-goog-ext-525001261-jspb": []string{"[1,null,null,null,\"71c2d248d3b102ff\",null,null,0,[4]]"},
},
AdvancedOnly: false,
}
ModelG25Pro = Model{
Name: "gemini-2.5-pro",
ModelHeader: http.Header{
"x-goog-ext-525001261-jspb": []string{"[1,null,null,null,\"4af6c7f5da75d65d\",null,null,0,[4]]"},
},
AdvancedOnly: false,
}
ModelG20Flash = Model{
Name: "gemini-2.0-flash",
ModelHeader: http.Header{
"x-goog-ext-525001261-jspb": []string{"[1,null,null,null,\"f299729663a2343f\"]"},
},
AdvancedOnly: false,
}
ModelG20FlashThinking = Model{
Name: "gemini-2.0-flash-thinking",
ModelHeader: http.Header{
"x-goog-ext-525001261-jspb": []string{"[null,null,null,null,\"7ca48d02d802f20a\"]"},
},
AdvancedOnly: false,
}
)
func ModelFromName(name string) (Model, error) {
switch name {
case ModelUnspecified.Name:
return ModelUnspecified, nil
case ModelG25Flash.Name:
return ModelG25Flash, nil
case ModelG25Pro.Name:
return ModelG25Pro, nil
case ModelG20Flash.Name:
return ModelG20Flash, nil
case ModelG20FlashThinking.Name:
return ModelG20FlashThinking, nil
default:
return Model{}, &ValueError{Msg: "Unknown model name: " + name}
}
}
// Known error codes returned from the server.
const (
ErrorUsageLimitExceeded = 1037
ErrorModelInconsistent = 1050
ErrorModelHeaderInvalid = 1052
ErrorIPTemporarilyBlocked = 1060
)
func EnsureGeminiWebAliasMap() { conversation.EnsureGeminiWebAliasMap() }
func GetGeminiWebAliasedModels() []*registry.ModelInfo {
return conversation.GetGeminiWebAliasedModels()
}
func MapAliasToUnderlying(name string) string { return conversation.MapAliasToUnderlying(name) }
func AliasFromModelID(modelID string) string { return conversation.AliasFromModelID(modelID) }
// Conversation domain structures -------------------------------------------
type RoleText = conversation.Message
type StoredMessage = conversation.StoredMessage
type ConversationRecord struct {
Model string `json:"model"`
ClientID string `json:"client_id"`
Metadata []string `json:"metadata,omitempty"`
Messages []StoredMessage `json:"messages"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
}
type Candidate struct {
RCID string
Text string
Thoughts *string
WebImages []WebImage
GeneratedImages []GeneratedImage
}
func (c Candidate) String() string {
t := c.Text
if len(t) > 20 {
t = t[:20] + "..."
}
return fmt.Sprintf("Candidate(rcid='%s', text='%s', images=%d)", c.RCID, t, len(c.WebImages)+len(c.GeneratedImages))
}
func (c Candidate) Images() []Image {
images := make([]Image, 0, len(c.WebImages)+len(c.GeneratedImages))
for _, wi := range c.WebImages {
images = append(images, wi.Image)
}
for _, gi := range c.GeneratedImages {
images = append(images, gi.Image)
}
return images
}
type ModelOutput struct {
Metadata []string
Candidates []Candidate
Chosen int
}
func (m ModelOutput) String() string { return m.Text() }
func (m ModelOutput) Text() string {
if len(m.Candidates) == 0 {
return ""
}
return m.Candidates[m.Chosen].Text
}
func (m ModelOutput) Thoughts() *string {
if len(m.Candidates) == 0 {
return nil
}
return m.Candidates[m.Chosen].Thoughts
}
func (m ModelOutput) Images() []Image {
if len(m.Candidates) == 0 {
return nil
}
return m.Candidates[m.Chosen].Images()
}
func (m ModelOutput) RCID() string {
if len(m.Candidates) == 0 {
return ""
}
return m.Candidates[m.Chosen].RCID
}
type Gem struct {
ID string
Name string
Description *string
Prompt *string
Predefined bool
}
func (g Gem) String() string {
return fmt.Sprintf("Gem(id='%s', name='%s', description='%v', prompt='%v', predefined=%v)", g.ID, g.Name, g.Description, g.Prompt, g.Predefined)
}
func decodeHTML(s string) string { return html.UnescapeString(s) }
// Error hierarchy -----------------------------------------------------------
type AuthError struct{ Msg string }
func (e *AuthError) Error() string {
if e.Msg == "" {
return "authentication error"
}
return e.Msg
}
type APIError struct{ Msg string }
func (e *APIError) Error() string {
if e.Msg == "" {
return "api error"
}
return e.Msg
}
type ImageGenerationError struct{ APIError }
type GeminiError struct{ Msg string }
func (e *GeminiError) Error() string {
if e.Msg == "" {
return "gemini error"
}
return e.Msg
}
type TimeoutError struct{ GeminiError }
type UsageLimitExceeded struct{ GeminiError }
type ModelInvalid struct{ GeminiError }
type TemporarilyBlocked struct{ GeminiError }
type ValueError struct{ Msg string }
func (e *ValueError) Error() string {
if e.Msg == "" {
return "value error"
}
return e.Msg
}

220
internal/provider/gemini-web/prompt.go
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@@ -1,220 +0,0 @@
package geminiwebapi
import (
"fmt"
"math"
"regexp"
"strings"
"unicode/utf8"
"github.com/router-for-me/CLIProxyAPI/v6/internal/config"
conversation "github.com/router-for-me/CLIProxyAPI/v6/internal/provider/gemini-web/conversation"
"github.com/tidwall/gjson"
)
var (
reXMLAnyTag = regexp.MustCompile(`(?s)<\s*[^>]+>`)
)
// NormalizeRole converts a role to a standard format (lowercase, 'model' -> 'assistant').
func NormalizeRole(role string) string {
r := strings.ToLower(role)
if r == "model" {
return "assistant"
}
return r
}
// NeedRoleTags checks if a list of messages requires role tags.
func NeedRoleTags(msgs []RoleText) bool {
for _, m := range msgs {
if strings.ToLower(m.Role) != "user" {
return true
}
}
return false
}
// AddRoleTag wraps content with a role tag.
func AddRoleTag(role, content string, unclose bool) string {
if role == "" {
role = "user"
}
if unclose {
return "<|im_start|>" + role + "\n" + content
}
return "<|im_start|>" + role + "\n" + content + "\n<|im_end|>"
}
// BuildPrompt constructs the final prompt from a list of messages.
func BuildPrompt(msgs []RoleText, tagged bool, appendAssistant bool) string {
if len(msgs) == 0 {
if tagged && appendAssistant {
return AddRoleTag("assistant", "", true)
}
return ""
}
if !tagged {
var sb strings.Builder
for i, m := range msgs {
if i > 0 {
sb.WriteString("\n")
}
sb.WriteString(m.Text)
}
return sb.String()
}
var sb strings.Builder
for _, m := range msgs {
sb.WriteString(AddRoleTag(m.Role, m.Text, false))
sb.WriteString("\n")
}
if appendAssistant {
sb.WriteString(AddRoleTag("assistant", "", true))
}
return strings.TrimSpace(sb.String())
}
// RemoveThinkTags strips <think>...</think> blocks from a string.
func RemoveThinkTags(s string) string {
return conversation.RemoveThinkTags(s)
}
// SanitizeAssistantMessages removes think tags from assistant messages.
func SanitizeAssistantMessages(msgs []RoleText) []RoleText {
cleaned := conversation.SanitizeAssistantMessages(msgs)
return cleaned
}
// AppendXMLWrapHintIfNeeded appends an XML wrap hint to messages containing XML-like blocks.
func AppendXMLWrapHintIfNeeded(msgs []RoleText, disable bool) []RoleText {
if disable {
return msgs
}
const xmlWrapHint = "\nFor any xml block, e.g. tool call, always wrap it with: \n`````xml\n...\n`````\n"
out := make([]RoleText, 0, len(msgs))
for _, m := range msgs {
t := m.Text
if reXMLAnyTag.MatchString(t) {
t = t + xmlWrapHint
}
out = append(out, RoleText{Role: m.Role, Text: t})
}
return out
}
// EstimateTotalTokensFromRawJSON estimates token count by summing text parts.
func EstimateTotalTokensFromRawJSON(rawJSON []byte) int {
totalChars := 0
contents := gjson.GetBytes(rawJSON, "contents")
if contents.Exists() {
contents.ForEach(func(_, content gjson.Result) bool {
content.Get("parts").ForEach(func(_, part gjson.Result) bool {
if t := part.Get("text"); t.Exists() {
totalChars += utf8.RuneCountInString(t.String())
}
return true
})
return true
})
}
if totalChars <= 0 {
return 0
}
return int(math.Ceil(float64(totalChars) / 4.0))
}
// Request chunking helpers ------------------------------------------------
const continuationHint = "\n(More messages to come, please reply with just 'ok.')"
func ChunkByRunes(s string, size int) []string {
if size <= 0 {
return []string{s}
}
chunks := make([]string, 0, (len(s)/size)+1)
var buf strings.Builder
count := 0
for _, r := range s {
buf.WriteRune(r)
count++
if count >= size {
chunks = append(chunks, buf.String())
buf.Reset()
count = 0
}
}
if buf.Len() > 0 {
chunks = append(chunks, buf.String())
}
if len(chunks) == 0 {
return []string{""}
}
return chunks
}
func MaxCharsPerRequest(cfg *config.Config) int {
// Read max characters per request from config with a conservative default.
if cfg != nil {
if v := cfg.GeminiWeb.MaxCharsPerRequest; v > 0 {
return v
}
}
return 1_000_000
}
func SendWithSplit(chat *ChatSession, text string, files []string, cfg *config.Config) (ModelOutput, error) {
// Validate chat session
if chat == nil {
return ModelOutput{}, fmt.Errorf("nil chat session")
}
// Resolve maxChars characters per request
maxChars := MaxCharsPerRequest(cfg)
if maxChars <= 0 {
maxChars = 1_000_000
}
// If within limit, send directly
if utf8.RuneCountInString(text) <= maxChars {
return chat.SendMessage(text, files)
}
// Decide whether to use continuation hint (enabled by default)
useHint := true
if cfg != nil && cfg.GeminiWeb.DisableContinuationHint {
useHint = false
}
// Compute chunk size in runes. If the hint does not fit, disable it for this request.
hintLen := 0
if useHint {
hintLen = utf8.RuneCountInString(continuationHint)
}
chunkSize := maxChars - hintLen
if chunkSize <= 0 {
// maxChars is too small to accommodate the hint; fall back to no-hint splitting
useHint = false
chunkSize = maxChars
}
// Split into rune-safe chunks
chunks := ChunkByRunes(text, chunkSize)
if len(chunks) == 0 {
chunks = []string{""}
}
// Send all but the last chunk without files, optionally appending hint
for i := 0; i < len(chunks)-1; i++ {
part := chunks[i]
if useHint {
part += continuationHint
}
if _, err := chat.SendMessage(part, nil); err != nil {
return ModelOutput{}, err
}
}
// Send final chunk with files and return the actual output
return chat.SendMessage(chunks[len(chunks)-1], files)
}

1039
internal/provider/gemini-web/state.go
View File

File diff suppressed because it is too large Load Diff

280
internal/runtime/executor/gemini_web_executor.go
View File

@@ -1,280 +0,0 @@
package executor
import (
"bytes"
"context"
"fmt"
"net/http"
"strings"
"sync"
"time"
"github.com/router-for-me/CLIProxyAPI/v6/internal/auth/gemini"
"github.com/router-for-me/CLIProxyAPI/v6/internal/config"
"github.com/router-for-me/CLIProxyAPI/v6/internal/interfaces"
geminiwebapi "github.com/router-for-me/CLIProxyAPI/v6/internal/provider/gemini-web"
conversation "github.com/router-for-me/CLIProxyAPI/v6/internal/provider/gemini-web/conversation"
cliproxyauth "github.com/router-for-me/CLIProxyAPI/v6/sdk/cliproxy/auth"
cliproxyexecutor "github.com/router-for-me/CLIProxyAPI/v6/sdk/cliproxy/executor"
sdktranslator "github.com/router-for-me/CLIProxyAPI/v6/sdk/translator"
log "github.com/sirupsen/logrus"
)
type GeminiWebExecutor struct {
cfg *config.Config
mu sync.Mutex
}
func NewGeminiWebExecutor(cfg *config.Config) *GeminiWebExecutor {
return &GeminiWebExecutor{cfg: cfg}
}
func (e *GeminiWebExecutor) Identifier() string { return "gemini-web" }
func (e *GeminiWebExecutor) PrepareRequest(_ *http.Request, _ *cliproxyauth.Auth) error { return nil }
func (e *GeminiWebExecutor) Execute(ctx context.Context, auth *cliproxyauth.Auth, req cliproxyexecutor.Request, opts cliproxyexecutor.Options) (cliproxyexecutor.Response, error) {
state, err := e.stateFor(auth)
if err != nil {
return cliproxyexecutor.Response{}, err
}
if err = state.EnsureClient(); err != nil {
return cliproxyexecutor.Response{}, err
}
match := extractGeminiWebMatch(opts.Metadata)
reporter := newUsageReporter(ctx, e.Identifier(), req.Model, auth)
mutex := state.GetRequestMutex()
if mutex != nil {
mutex.Lock()
defer mutex.Unlock()
if match != nil {
state.SetPendingMatch(match)
}
} else if match != nil {
state.SetPendingMatch(match)
}
payload := bytes.Clone(req.Payload)
resp, errMsg, prep := state.Send(ctx, req.Model, payload, opts)
if errMsg != nil {
return cliproxyexecutor.Response{}, geminiWebErrorFromMessage(errMsg)
}
resp = state.ConvertToTarget(ctx, req.Model, prep, resp)
reporter.publish(ctx, parseGeminiUsage(resp))
from := opts.SourceFormat
to := sdktranslator.FromString("gemini-web")
var param any
out := sdktranslator.TranslateNonStream(ctx, to, from, req.Model, bytes.Clone(opts.OriginalRequest), payload, bytes.Clone(resp), &param)
return cliproxyexecutor.Response{Payload: []byte(out)}, nil
}
func (e *GeminiWebExecutor) ExecuteStream(ctx context.Context, auth *cliproxyauth.Auth, req cliproxyexecutor.Request, opts cliproxyexecutor.Options) (<-chan cliproxyexecutor.StreamChunk, error) {
state, err := e.stateFor(auth)
if err != nil {
return nil, err
}
if err = state.EnsureClient(); err != nil {
return nil, err
}
match := extractGeminiWebMatch(opts.Metadata)
reporter := newUsageReporter(ctx, e.Identifier(), req.Model, auth)
mutex := state.GetRequestMutex()
if mutex != nil {
mutex.Lock()
if match != nil {
state.SetPendingMatch(match)
}
}
if mutex == nil && match != nil {
state.SetPendingMatch(match)
}
gemBytes, errMsg, prep := state.Send(ctx, req.Model, bytes.Clone(req.Payload), opts)
if errMsg != nil {
if mutex != nil {
mutex.Unlock()
}
return nil, geminiWebErrorFromMessage(errMsg)
}
reporter.publish(ctx, parseGeminiUsage(gemBytes))
from := opts.SourceFormat
to := sdktranslator.FromString("gemini-web")
var param any
lines := state.ConvertStream(ctx, req.Model, prep, gemBytes)
done := state.DoneStream(ctx, req.Model, prep)
out := make(chan cliproxyexecutor.StreamChunk)
go func() {
defer close(out)
if mutex != nil {
defer mutex.Unlock()
}
for _, line := range lines {
lines = sdktranslator.TranslateStream(ctx, to, from, req.Model, bytes.Clone(opts.OriginalRequest), req.Payload, bytes.Clone([]byte(line)), &param)
for _, l := range lines {
out <- cliproxyexecutor.StreamChunk{Payload: []byte(l)}
}
}
for _, line := range done {
lines = sdktranslator.TranslateStream(ctx, to, from, req.Model, bytes.Clone(opts.OriginalRequest), req.Payload, bytes.Clone([]byte(line)), &param)
for _, l := range lines {
out <- cliproxyexecutor.StreamChunk{Payload: []byte(l)}
}
}
}()
return out, nil
}
func (e *GeminiWebExecutor) CountTokens(ctx context.Context, auth *cliproxyauth.Auth, req cliproxyexecutor.Request, opts cliproxyexecutor.Options) (cliproxyexecutor.Response, error) {
return cliproxyexecutor.Response{Payload: []byte{}}, fmt.Errorf("not implemented")
}
func (e *GeminiWebExecutor) Refresh(ctx context.Context, auth *cliproxyauth.Auth) (*cliproxyauth.Auth, error) {
log.Debugf("gemini web executor: refresh called")
state, err := e.stateFor(auth)
if err != nil {
return nil, err
}
if err = state.Refresh(ctx); err != nil {
return nil, err
}
ts := state.TokenSnapshot()
if auth.Metadata == nil {
auth.Metadata = make(map[string]any)
}
auth.Metadata["secure_1psid"] = ts.Secure1PSID
auth.Metadata["secure_1psidts"] = ts.Secure1PSIDTS
auth.Metadata["type"] = "gemini-web"
auth.Metadata["last_refresh"] = time.Now().Format(time.RFC3339)
if v, ok := auth.Metadata["label"].(string); !ok || strings.TrimSpace(v) == "" {
if lbl := state.Label(); strings.TrimSpace(lbl) != "" {
auth.Metadata["label"] = strings.TrimSpace(lbl)
}
}
return auth, nil
}
type geminiWebRuntime struct {
state *geminiwebapi.GeminiWebState
}
func (e *GeminiWebExecutor) stateFor(auth *cliproxyauth.Auth) (*geminiwebapi.GeminiWebState, error) {
if auth == nil {
return nil, fmt.Errorf("gemini-web executor: auth is nil")
}
if runtime, ok := auth.Runtime.(*geminiWebRuntime); ok && runtime != nil && runtime.state != nil {
// Hot-reload: ensure cached state sees the latest config
runtime.state.SetConfig(e.cfg)
return runtime.state, nil
}
e.mu.Lock()
defer e.mu.Unlock()
if runtime, ok := auth.Runtime.(*geminiWebRuntime); ok && runtime != nil && runtime.state != nil {
// Hot-reload: ensure cached state sees the latest config
runtime.state.SetConfig(e.cfg)
return runtime.state, nil
}
ts, err := parseGeminiWebToken(auth)
if err != nil {
return nil, err
}
cfg := e.cfg
if auth.ProxyURL != "" && cfg != nil {
copyCfg := *cfg
copyCfg.ProxyURL = auth.ProxyURL
cfg = &copyCfg
}
storagePath := ""
if auth.Attributes != nil {
if p, ok := auth.Attributes["path"]; ok {
storagePath = p
}
}
state := geminiwebapi.NewGeminiWebState(cfg, ts, storagePath, auth.Label)
runtime := &geminiWebRuntime{state: state}
auth.Runtime = runtime
return state, nil
}
func parseGeminiWebToken(auth *cliproxyauth.Auth) (*gemini.GeminiWebTokenStorage, error) {
if auth == nil {
return nil, fmt.Errorf("gemini-web executor: auth is nil")
}
if auth.Metadata == nil {
return nil, fmt.Errorf("gemini-web executor: missing metadata")
}
psid := stringFromMetadata(auth.Metadata, "secure_1psid", "secure_1psid", "__Secure-1PSID")
psidts := stringFromMetadata(auth.Metadata, "secure_1psidts", "secure_1psidts", "__Secure-1PSIDTS")
if psid == "" || psidts == "" {
return nil, fmt.Errorf("gemini-web executor: incomplete cookie metadata")
}
label := strings.TrimSpace(stringFromMetadata(auth.Metadata, "label"))
return &gemini.GeminiWebTokenStorage{Secure1PSID: psid, Secure1PSIDTS: psidts, Label: label}, nil
}
func stringFromMetadata(meta map[string]any, keys ...string) string {
for _, key := range keys {
if val, ok := meta[key]; ok {
if s, okStr := val.(string); okStr && s != "" {
return s
}
}
}
return ""
}
func geminiWebErrorFromMessage(msg *interfaces.ErrorMessage) error {
if msg == nil {
return nil
}
return geminiWebError{message: msg}
}
type geminiWebError struct {
message *interfaces.ErrorMessage
}
func (e geminiWebError) Error() string {
if e.message == nil {
return "gemini-web error"
}
if e.message.Error != nil {
return e.message.Error.Error()
}
return fmt.Sprintf("gemini-web error: status %d", e.message.StatusCode)
}
func (e geminiWebError) StatusCode() int {
if e.message == nil {
return 0
}
return e.message.StatusCode
}
func extractGeminiWebMatch(metadata map[string]any) *conversation.MatchResult {
if metadata == nil {
return nil
}
value, ok := metadata[conversation.MetadataMatchKey]
if !ok {
return nil
}
switch v := value.(type) {
case *conversation.MatchResult:
return v
case conversation.MatchResult:
return &v
default:
return nil
}
}

20
internal/translator/gemini-web/openai/chat-completions/init.go
View File

@@ -1,20 +0,0 @@
package chat_completions
import (
. "github.com/router-for-me/CLIProxyAPI/v6/internal/constant"
"github.com/router-for-me/CLIProxyAPI/v6/internal/interfaces"
geminiChat "github.com/router-for-me/CLIProxyAPI/v6/internal/translator/gemini/openai/chat-completions"
"github.com/router-for-me/CLIProxyAPI/v6/internal/translator/translator"
)
func init() {
translator.Register(
OpenAI,
GeminiWeb,
geminiChat.ConvertOpenAIRequestToGemini,
interfaces.TranslateResponse{
Stream: geminiChat.ConvertGeminiResponseToOpenAI,
NonStream: geminiChat.ConvertGeminiResponseToOpenAINonStream,
},
)
}

20
internal/translator/gemini-web/openai/responses/init.go
View File

@@ -1,20 +0,0 @@
package responses
import (
. "github.com/router-for-me/CLIProxyAPI/v6/internal/constant"
"github.com/router-for-me/CLIProxyAPI/v6/internal/interfaces"
geminiResponses "github.com/router-for-me/CLIProxyAPI/v6/internal/translator/gemini/openai/responses"
"github.com/router-for-me/CLIProxyAPI/v6/internal/translator/translator"
)
func init() {
translator.Register(
OpenaiResponse,
GeminiWeb,
geminiResponses.ConvertOpenAIResponsesRequestToGemini,
interfaces.TranslateResponse{
Stream: geminiResponses.ConvertGeminiResponseToOpenAIResponses,
NonStream: geminiResponses.ConvertGeminiResponseToOpenAIResponsesNonStream,
},
)
}