1 files changed, 21 insertions, 0 deletions
diff --git a/s3/gen_policy.py b/s3/gen_policy.py
new file mode 100644
index 0000000..4d0180c
--- /dev/null
+++ b/s3/gen_policy.py
@@ -0,0 +1,21 @@
+import base64
+import hmac, hashlib
+
+POLICY = """{"expiration": "2012-01-01T00:00:00Z",
+  "conditions": [
+    {"bucket": "AWS_BUCKET_NAME"}, 
+    ["starts-with", "$key", "uploads/"],
+    {"acl": "private"},
+    {"success_action_redirect": "/"},
+    ["starts-with", "$Content-Type", ""],
+    ["content-length-range", 0, 1048576]
+  ]
+}"""
+
+KEY = "AWS_SECRET_KEY"
+
+policy = base64.b64encode(POLICY)
+
+sig = base64.b64encode(hmac.new(KEY, policy, hashlib.sha1).digest())
+
+print sig