From f4abdcbeea00594600473739a78dd90213222f49 Mon Sep 17 00:00:00 2001
From: Alex Guo <chessnut@outlook.com>
Date: Sun, 23 May 2021 00:48:04 +0000
Subject: [PATCH 1/3] set CORS allow origin * in the right place

---
 code/go/0chain.net/blobber/main.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/code/go/0chain.net/blobber/main.go b/code/go/0chain.net/blobber/main.go
index 322c27232..0ad532f22 100644
--- a/code/go/0chain.net/blobber/main.go
+++ b/code/go/0chain.net/blobber/main.go
@@ -335,7 +335,11 @@ func main() {
 		"X-Requested-With", "X-App-Client-ID",
 		"X-App-Client-Key", "Content-Type",
 	})
-	originsOk := handlers.AllowedOriginValidator(isValidOrigin)
+
+	// Allow anybody to access API.
+	// originsOk := handlers.AllowedOriginValidator(isValidOrigin)
+	originsOk := handlers.AllowedOrigins([]string{"*"})
+
 	methodsOk := handlers.AllowedMethods([]string{"GET", "HEAD", "POST", "PUT",
 		"DELETE", "OPTIONS"})
 

From 23b6e629457f9bc40ff6ddb14959956a0a2227f9 Mon Sep 17 00:00:00 2001
From: Alex Guo <chessnut@outlook.com>
Date: Sun, 23 May 2021 00:53:27 +0000
Subject: [PATCH 2/3] fix lint by commenting out unused function

---
 code/go/0chain.net/blobber/main.go | 40 ++++++++++++++++--------------
 1 file changed, 21 insertions(+), 19 deletions(-)

diff --git a/code/go/0chain.net/blobber/main.go b/code/go/0chain.net/blobber/main.go
index 0ad532f22..4bc1c0c58 100644
--- a/code/go/0chain.net/blobber/main.go
+++ b/code/go/0chain.net/blobber/main.go
@@ -193,25 +193,27 @@ func processMinioConfig(reader io.Reader) error {
 	return nil
 }
 
-func isValidOrigin(origin string) bool {
-	var url, err = url.Parse(origin)
-	if err != nil {
-		return false
-	}
-	var host = url.Hostname()
-	if host == "localhost" {
-		return true
-	}
-	if host == "0chain.net" || host == "0box.io" ||
-		strings.HasSuffix(host, ".0chain.net") ||
-		strings.HasSuffix(host, ".alphanet-0chain.net") ||
-		strings.HasSuffix(host, ".testnet-0chain.net") ||
-		strings.HasSuffix(host, ".devnet-0chain.net") ||
-		strings.HasSuffix(host, ".mainnet-0chain.net") {
-		return true
-	}
-	return false
-}
+// // Comment out to pass lint. Still keep this function around in case we want to
+// // change how CORS validates origins.
+// func isValidOrigin(origin string) bool {
+// 	var url, err = url.Parse(origin)
+// 	if err != nil {
+// 		return false
+// 	}
+// 	var host = url.Hostname()
+// 	if host == "localhost" {
+// 		return true
+// 	}
+// 	if host == "0chain.net" || host == "0box.io" ||
+// 		strings.HasSuffix(host, ".0chain.net") ||
+// 		strings.HasSuffix(host, ".alphanet-0chain.net") ||
+// 		strings.HasSuffix(host, ".testnet-0chain.net") ||
+// 		strings.HasSuffix(host, ".devnet-0chain.net") ||
+// 		strings.HasSuffix(host, ".mainnet-0chain.net") {
+// 		return true
+// 	}
+// 	return false
+// }
 
 func main() {
 	deploymentMode := flag.Int("deployment_mode", 2, "deployment_mode")

From 87c34038150ffdcda69474e74aeb262f85a2b04c Mon Sep 17 00:00:00 2001
From: Alex Guo <chessnut@outlook.com>
Date: Sun, 23 May 2021 02:06:41 +0000
Subject: [PATCH 3/3] fix compile error

---
 code/go/0chain.net/blobber/main.go | 2 --
 1 file changed, 2 deletions(-)

diff --git a/code/go/0chain.net/blobber/main.go b/code/go/0chain.net/blobber/main.go
index 4bc1c0c58..dba5ba2c7 100644
--- a/code/go/0chain.net/blobber/main.go
+++ b/code/go/0chain.net/blobber/main.go
@@ -8,11 +8,9 @@ import (
 	"log"
 	"net"
 	"net/http"
-	"net/url"
 	"os"
 	"runtime"
 	"strconv"
-	"strings"
 	"time"
 
 	"0chain.net/blobbercore/allocation"