自己常用的policy，分享出来，希望大家可以用得到，以后在此基础上持续更新：

受限的合作方：

{
“Version”: “2012-10-17″,
“Statement”: [
{
“Sid”: “Stmt1384767876001″,
“Effect”: “Allow”,
“Resource”: [“arn:aws:s3:::bucketname”],
“Condition”:{“StringLike”:{“s3:prefix”:[“music/partner/${aws:username}/*”]}},
“Action”: [“s3:*”] },
{
“Action”:[“s3:*”],
“Effect”:”Allow”,
“Resource”: [“arn:aws:s3:::bucketname/music/partner/${aws:username}/*”] }
] }

受限的资源：

{
“Version”: “2012-10-17″,
“Statement”: [
{
“Sid”: “Stmt1384767876001″,
“Effect”: “Allow”,
“Resource”: [“arn:aws:s3:::bucketname”],
“Condition”:{“StringLike”:{“s3:prefix”:[“h5/*”]}},
“Action”: [“s3:*”] },
{
“Action”:[“s3:*”],
“Effect”:”Allow”,
“Resource”: [“arn:aws:s3:::bucketname/h5/*”] }
] }

EC2;

{
“Version”: “2012-10-17″,
“Statement”: [
{
“Action”: “ec2:*”,
“Effect”: “Allow”,
“Resource”: “*”
},
{
“Effect”: “Allow”,
“Action”: “elasticloadbalancing:*”,
“Resource”: “*”
},
{
“Effect”: “Allow”,
“Action”: “cloudwatch:*”,
“Resource”: “*”
},
{
“Effect”: “Allow”,
“Action”: “autoscaling:*”,
“Resource”: “*”
}
] }