Merge pull request #41 from runlevel5/patch-2

Author: orien

README.md

@@ -36,6 +36,9 @@ $ cat secrets.ejson
 }
 ```
 
+> [!NOTE]
+> If either of the `AWS_REGION` or `AWS_DEFAULT_REGION` environment variables is set, it will be used implicitly for `--aws-region` when the flag is not provided.
+
 Encrypting:
 
 ```

cmd/ejsonkms/main.go

@@ -43,8 +43,9 @@ func main() {
 					Usage: "print output to the provided file, rather than stdout",
 				},
 				cli.StringFlag{
-					Name:  "aws-region",
-					Usage: "AWS Region",
+					Name:   "aws-region",
+					Usage:  "AWS Region",
+					EnvVar: "AWS_REGION,AWS_DEFAULT_REGION",
 				},
 			},
 			Action: func(c *cli.Context) {
@@ -63,8 +64,9 @@ func main() {
 					Usage: "KMS Key ID to encrypt the private key with",
 				},
 				cli.StringFlag{
-					Name:  "aws-region",
-					Usage: "AWS Region",
+					Name:   "aws-region",
+					Usage:  "AWS Region",
+					EnvVar: "AWS_REGION,AWS_DEFAULT_REGION",
 				},
 				cli.StringFlag{
 					Name:  "o",
@@ -87,8 +89,9 @@ func main() {
 					Usage: "Suppress export statement",
 				},
 				cli.StringFlag{
-					Name:  "aws-region",
-					Usage: "AWS Region",
+					Name:   "aws-region",
+					Usage:  "AWS Region",
+					EnvVar: "AWS_REGION,AWS_DEFAULT_REGION",
 				},
 			},
 			Action: func(c *cli.Context) {