100 lines
2.5 KiB
Go
100 lines
2.5 KiB
Go
package middleware
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import (
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"time"
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"github.com/gin-gonic/gin"
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"github.com/rs/zerolog/log"
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)
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func Logger() gin.HandlerFunc {
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return func(c *gin.Context) {
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start := time.Now()
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path := c.Request.URL.Path
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raw := c.Request.URL.RawQuery
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c.Next()
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latency := time.Since(start)
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clientIP := c.ClientIP()
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method := c.Request.Method
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statusCode := c.Writer.Status()
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bodySize := c.Writer.Size()
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if raw != "" {
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path = path + "?" + raw
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}
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log.Info().
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Str("method", method).
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Str("path", path).
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Int("status", statusCode).
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Dur("latency", latency).
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Str("client_ip", clientIP).
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Int("body_size", bodySize).
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Msg("HTTP request")
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}
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}
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func Recovery() gin.HandlerFunc {
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return gin.CustomRecovery(func(c *gin.Context, recovered interface{}) {
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log.Error().
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Interface("error", recovered).
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Str("path", c.Request.URL.Path).
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Msg("Panic recovered")
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c.JSON(500, gin.H{
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"success": false,
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"error": gin.H{
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"code": "INTERNAL_ERROR",
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"message": "Internal server error",
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},
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})
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c.Abort()
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})
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}
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func CORS(allowedOrigins []string) gin.HandlerFunc {
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return func(c *gin.Context) {
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origin := c.Request.Header.Get("Origin")
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allowed := false
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for _, o := range allowedOrigins {
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if o == "*" || o == origin {
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allowed = true
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break
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}
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}
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if allowed {
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c.Writer.Header().Set("Access-Control-Allow-Origin", origin)
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}
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c.Writer.Header().Set("Access-Control-Allow-Credentials", "true")
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c.Writer.Header().Set("Access-Control-Allow-Headers", "Content-Type, Content-Length, Accept-Encoding, X-CSRF-Token, Authorization, accept, origin, Cache-Control, X-Requested-With")
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c.Writer.Header().Set("Access-Control-Allow-Methods", "POST, OPTIONS, GET, PUT, PATCH, DELETE")
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if c.Request.Method == "OPTIONS" {
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c.AbortWithStatus(204)
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return
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}
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c.Next()
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}
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}
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func SecurityHeaders() gin.HandlerFunc {
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return func(c *gin.Context) {
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c.Writer.Header().Set("X-Content-Type-Options", "nosniff")
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c.Writer.Header().Set("X-Frame-Options", "DENY")
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c.Writer.Header().Set("X-XSS-Protection", "1; mode=block")
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c.Writer.Header().Set("Referrer-Policy", "strict-origin-when-cross-origin")
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c.Writer.Header().Set("Content-Security-Policy", "default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval'; style-src 'self' 'unsafe-inline'; img-src 'self' data: https:; font-src 'self' data:; connect-src 'self'")
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c.Next()
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}
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}
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func RateLimiter(requests int, window time.Duration) gin.HandlerFunc {
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return func(c *gin.Context) {
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c.Next()
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}
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}
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