mirror of
https://github.com/Rain-kl/OpenFlare.git
synced 2026-09-29 22:06:38 +08:00
ryan
286 lines
8.0 KiB
Go
286 lines
8.0 KiB
Go
package controller
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import (
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"atsflare/common"
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"atsflare/model"
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"atsflare/service"
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"atsflare/utils"
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"atsflare/utils/geoip"
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"encoding/json"
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"fmt"
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"github.com/gin-gonic/gin"
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"net/http"
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"regexp"
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"strconv"
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"strings"
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)
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var (
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openRestySizePattern = regexp.MustCompile(`^\d+[kKmMgG]?$`)
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openRestyProxyBuffersPattern = regexp.MustCompile(`^\d+\s+\d+[kKmMgG]?$`)
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openRestyCacheLevelsPattern = regexp.MustCompile(`^\d{1,2}(?::\d{1,2}){0,2}$`)
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openRestyDurationTokenPattern = regexp.MustCompile(`^\d+[smhdwSMHDW]$`)
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)
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func validateRateLimitOption(key string, value string) error {
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maxDurationSeconds := int(common.RateLimitKeyExpirationDuration.Seconds())
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switch key {
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case "GlobalApiRateLimitNum", "GlobalWebRateLimitNum", "UploadRateLimitNum", "DownloadRateLimitNum", "CriticalRateLimitNum":
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intValue, err := strconv.Atoi(value)
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if err != nil || intValue <= 0 {
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return fmt.Errorf("%s 必须为大于 0 的整数", key)
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}
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return nil
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case "GlobalApiRateLimitDuration", "GlobalWebRateLimitDuration", "UploadRateLimitDuration", "DownloadRateLimitDuration", "CriticalRateLimitDuration":
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intValue, err := strconv.Atoi(value)
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if err != nil || intValue <= 0 {
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return fmt.Errorf("%s 必须为大于 0 的整数秒", key)
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}
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if intValue > maxDurationSeconds {
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return fmt.Errorf("%s 不能大于 %d 秒", key, maxDurationSeconds)
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}
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return nil
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default:
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return nil
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}
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}
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func validatePositiveIntegerOption(key string, value string) error {
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intValue, err := strconv.Atoi(value)
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if err != nil || intValue <= 0 {
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return fmt.Errorf("%s 必须为大于 0 的整数", key)
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}
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return nil
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}
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func validateBooleanOption(key string, value string) error {
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switch value {
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case "true", "false":
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return nil
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default:
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return fmt.Errorf("%s 必须为 true 或 false", key)
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}
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}
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func validateGeoIPOption(key string, value string) error {
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if key != "GeoIPProvider" {
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return nil
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}
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if !geoip.IsValidProvider(value) {
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return fmt.Errorf("%s 仅支持 disabled、mmdb、ip-api、geojs、ipinfo", key)
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}
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return nil
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}
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func validateOpenRestyOption(key string, value string) error {
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trimmed := strings.TrimSpace(value)
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switch key {
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case "OpenRestyWorkerProcesses":
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if trimmed == "auto" {
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return nil
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}
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return validatePositiveIntegerOption(key, trimmed)
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case "OpenRestyWorkerConnections",
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"OpenRestyWorkerRlimitNofile",
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"OpenRestyKeepaliveTimeout",
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"OpenRestyKeepaliveRequests",
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"OpenRestyClientHeaderTimeout",
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"OpenRestyClientBodyTimeout",
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"OpenRestySendTimeout",
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"OpenRestyProxyConnectTimeout",
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"OpenRestyProxySendTimeout",
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"OpenRestyProxyReadTimeout",
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"OpenRestyGzipMinLength":
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return validatePositiveIntegerOption(key, trimmed)
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case "OpenRestyGzipCompLevel":
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if err := validatePositiveIntegerOption(key, trimmed); err != nil {
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return err
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}
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level, _ := strconv.Atoi(trimmed)
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if level > 9 {
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return fmt.Errorf("%s 不能大于 9", key)
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}
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return nil
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case "OpenRestyEventsUse":
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if trimmed == "" {
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return nil
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}
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switch trimmed {
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case "epoll", "kqueue", "poll", "select", "rtsig", "/dev/poll", "eventport":
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return nil
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default:
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return fmt.Errorf("%s 仅支持 epoll、kqueue、poll、select、rtsig、/dev/poll、eventport 或留空", key)
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}
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case "OpenRestyEventsMultiAcceptEnabled",
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"OpenRestyWebsocketEnabled",
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"OpenRestyProxyRequestBufferingEnabled",
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"OpenRestyProxyBufferingEnabled",
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"OpenRestyGzipEnabled",
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"OpenRestyCacheEnabled",
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"OpenRestyCacheLockEnabled":
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return validateBooleanOption(key, trimmed)
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case "OpenRestyProxyBuffers", "OpenRestyLargeClientHeaderBuffers":
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if openRestyProxyBuffersPattern.MatchString(trimmed) {
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return nil
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}
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return fmt.Errorf("%s 格式必须类似 \"16 16k\"", key)
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case "OpenRestyProxyBufferSize", "OpenRestyProxyBusyBuffersSize", "OpenRestyCacheMaxSize", "OpenRestyClientMaxBodySize":
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if openRestySizePattern.MatchString(trimmed) {
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return nil
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}
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return fmt.Errorf("%s 格式必须为整数或带 k/m/g 单位的大小值", key)
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case "OpenRestyCachePath":
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if strings.ContainsAny(trimmed, "\r\n\t") {
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return fmt.Errorf("%s 不能包含换行或制表符", key)
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}
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return nil
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case "OpenRestyCacheLevels":
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if openRestyCacheLevelsPattern.MatchString(trimmed) {
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return nil
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}
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return fmt.Errorf("%s 格式必须类似 \"1:2\" 或 \"1:2:2\"", key)
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case "OpenRestyCacheInactive", "OpenRestyCacheLockTimeout":
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if openRestyDurationTokenPattern.MatchString(trimmed) {
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return nil
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}
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return fmt.Errorf("%s 格式必须为带单位的时长，例如 30m 或 5s", key)
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case "OpenRestyCacheKeyTemplate":
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if trimmed == "" {
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return fmt.Errorf("%s 不能为空", key)
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}
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if strings.ContainsAny(trimmed, "\r\n") {
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return fmt.Errorf("%s 不能包含换行", key)
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}
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return nil
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case "OpenRestyCacheUseStale":
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if trimmed == "" {
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return fmt.Errorf("%s 不能为空", key)
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}
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allowedTokens := map[string]struct{}{
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"error": {}, "timeout": {}, "invalid_header": {}, "updating": {},
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"http_500": {}, "http_502": {}, "http_503": {}, "http_504": {},
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"http_403": {}, "http_404": {}, "http_429": {}, "off": {},
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}
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for _, token := range strings.Fields(trimmed) {
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if _, ok := allowedTokens[token]; !ok {
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return fmt.Errorf("%s 包含不支持的值 %q", key, token)
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}
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}
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return nil
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case "OpenRestyMainConfigTemplate":
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return service.ValidateOpenRestyMainConfigTemplate(value)
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default:
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return nil
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}
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}
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// GetOptions godoc
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// @Summary List editable options
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// @Tags Options
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// @Produce json
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// @Success 200 {object} map[string]interface{}
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// @Router /api/option/ [get]
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func GetOptions(c *gin.Context) {
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var options []*model.Option
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common.OptionMapRWMutex.Lock()
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for k, v := range common.OptionMap {
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if strings.Contains(k, "Token") || strings.Contains(k, "Secret") {
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continue
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}
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options = append(options, &model.Option{
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Key: k,
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Value: utils.Interface2String(v),
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})
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}
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common.OptionMapRWMutex.Unlock()
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c.JSON(http.StatusOK, gin.H{
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"success": true,
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"message": "",
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"data": options,
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})
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return
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}
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// UpdateOption godoc
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// @Summary Update option
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// @Tags Options
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// @Accept json
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// @Produce json
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// @Param payload body model.Option true "Option payload"
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// @Success 200 {object} map[string]interface{}
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// @Failure 400 {object} map[string]interface{}
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// @Router /api/option/ [put]
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func UpdateOption(c *gin.Context) {
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var option model.Option
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err := json.NewDecoder(c.Request.Body).Decode(&option)
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if err != nil {
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c.JSON(http.StatusBadRequest, gin.H{
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"success": false,
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"message": "无效的参数",
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})
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return
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}
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switch option.Key {
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case "GitHubOAuthEnabled":
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if option.Value == "true" && common.GitHubClientId == "" {
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c.JSON(http.StatusOK, gin.H{
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"success": false,
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"message": "无法启用 GitHub OAuth，请先填入 GitHub Client ID 以及 GitHub Client Secret！",
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})
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return
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}
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case "WeChatAuthEnabled":
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if option.Value == "true" && common.WeChatServerAddress == "" {
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c.JSON(http.StatusOK, gin.H{
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"success": false,
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"message": "无法启用微信登录，请先填入微信登录相关配置信息！",
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})
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return
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}
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case "TurnstileCheckEnabled":
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if option.Value == "true" && common.TurnstileSiteKey == "" {
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c.JSON(http.StatusOK, gin.H{
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"success": false,
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"message": "无法启用 Turnstile 校验，请先填入 Turnstile 校验相关配置信息！",
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})
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return
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}
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}
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if err = validateRateLimitOption(option.Key, option.Value); err != nil {
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c.JSON(http.StatusOK, gin.H{
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"success": false,
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"message": err.Error(),
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})
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return
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}
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if err = validateOpenRestyOption(option.Key, option.Value); err != nil {
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c.JSON(http.StatusOK, gin.H{
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"success": false,
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"message": err.Error(),
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})
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return
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}
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if err = validateGeoIPOption(option.Key, option.Value); err != nil {
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c.JSON(http.StatusOK, gin.H{
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"success": false,
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"message": err.Error(),
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})
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return
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}
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err = model.UpdateOption(option.Key, option.Value)
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if err != nil {
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c.JSON(http.StatusOK, gin.H{
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"success": false,
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"message": err.Error(),
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})
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return
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}
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c.JSON(http.StatusOK, gin.H{
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"success": true,
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"message": "",
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})
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return
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}
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