AWS IAM put-user-policy

put-user-policy.sh

#!/usr/bin/env bash

USER_NAME="test-user"
POLICY_NAME="policy-name"

aws iam create-user --user-name "$USER_NAME" 2> /dev/null
# https://docs.aws.amazon.com/cli/latest/reference/iam/put-user-policy.html
# IAM -> Users -> User -> Permissions -> Add inline policy
aws iam put-user-policy --user-name "$USER_NAME" --policy-name "$POLICY_NAME" --policy-document file://user-policy.json

# User Policy Examples:
# https://docs.aws.amazon.com/AmazonS3/latest/dev/example-policies-s3.html#iam-policy-ex0

user-policy.json

{
   "Version":"2012-10-17",
   "Statement":[
      {
         "Effect":"Allow",
         "Action":[
            "s3:ListBucket",
            "s3:GetBucketLocation"
         ],
         "Resource":"arn:aws:s3:::BUCKET_NAME"
      },
      {
         "Effect":"Allow",
         "Action":[
            "*"
         ],
         "Resource":"arn:aws:s3:::BUCKET_NAME/*"
      }
   ]
}