Lambdaç„¡ã—ã§ã‚‚ã„ã‘ã¾ã™ï¼ï¼è¨±å¯ã•ã‚ŒãŸã‚µã‚¤ãƒˆã«ã ã‘CORSを許å¯ã™ã‚‹ãŸã‚ã«API Gatewayã®ãƒ¢ãƒƒã‚¯ãƒ¬ã‚¹ãƒãƒ³ã‚¹ã‚’å‹•çš„ã«è¨å®šã—ã¦ã¿ãŸ | DevelopersIOCX事æ¥æœ¬éƒ¨@大阪ã®å²©ç”°ã§ã™ã€‚ç¾åœ¨é–‹ç™ºä¸ã®æ¡ˆä»¶ã§API Gatewayã‹ã‚‰ã®ãƒ¬ã‚¹ãƒãƒ³ã‚¹ãƒ˜ãƒƒãƒ€Access-Control-Allow-Headersã‚’å‹•çš„ã«è¨å®šã—ãŸã„ã¨ã„ã†è¦ä»¶ãŒã‚ã‚Šã€API Gatewayã®ãƒžãƒƒãƒ”ングテンプレートを使ã£ã¦è¦ä»¶ã‚’実ç¾ã—ã¾ã—ãŸã€‚マッピングテンプレートを記述ã™ã‚‹ãŸã‚ã®VTLã«é–¢ã—ã¦æƒ…å ±ãŒã‚ã¾ã‚Šè¦‹ã¤ã‹ã‚‰ãªã‹ã£ãŸã®ã§ã€å¯¾å¿œã—ãŸå†…容ã«ã¤ã„ã¦ãƒ–ãƒã‚°ã«ã¾ã¨ã‚ã¦ã¿ã¾ã—ãŸã€‚ ã‚„ã‚ŠãŸã‹ã£ãŸã“㨠ç¾åœ¨é–‹ç™ºä¸ã®æ¡ˆä»¶ã§ã¯SPAã‹ã‚‰API Gateway × Lambdaã§æ§‹ç¯‰ã—ãŸREST APIを呼ã³å‡ºã™ã¨ã„ã†ã‚ˆãã‚る構æˆã§é–‹ç™ºã‚’進ã‚ã¦ã„ã¾ã™ã€‚開発ä¸ã®SPA㯠開発者ã®ãƒãƒ¼ã‚«ãƒ«ãƒžã‚·ãƒ³ AWS上ã®é–‹ç™ºç’°å¢ƒ(S3ã‚„CloudFront) ã¨ã„ã£ãŸè¤‡æ•°ã®ç’°å¢ƒã§ç¨¼åƒã™ã‚‹ãŸã‚ã€é–‹ç™ºç’°å¢ƒã«é–¢ã—ã¦ã¯API GatewayAccess-Control-Allow-Origin: *ã‚’è¿”å´ã™ã‚‹ã“ã¨ã§ã‚¯
Intermittent 403 CORS Errors (Access-Control-Allow-Origin) With Cloudfront Using Signed URLs To GET S3 Objects
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