initial-commit

cgi-bin/upload.cgi

@@ -0,0 +1,56 @@
+#!/usr/bin/env python3
+#
+# run server with:
+#
+#     python3 -m http.server --cgi 8000
+#
+# upload file with:
+#
+#    echo foobar | curl -F 'arg=@-;filename=bla.txt' http://127.0.0.1:8000/cgi-bin/upload.cgi
+#
+# or:
+#
+#    curl -F 'arg=@blub/bla.txt' http://127.0.0.1:8000/cgi-bin/upload.cgi
+
+import cgi
+from os.path import basename
+
+print("Content-Type: text/plain")
+print()
+
+form = cgi.FieldStorage()
+
+if "arg" not in form:
+    print("no arg field")
+    exit()
+
+fileitem = form["arg"]
+
+if not hasattr(fileitem, "file") or not fileitem.file:
+    print("not a file")
+    exit()
+
+if not fileitem.filename or fileitem.filename == "-":
+    print("no filename")
+    exit()
+
+filename = basename(fileitem.filename)
+if not filename:
+    print("invalid filename")
+    exit()
+
+try:
+    with open(filename, 'wb') as f:
+        while True:
+            data = fileitem.file.read(4096)
+            if not data:
+                break
+            f.write(data)
+except PermissionError:
+    print("cannot open file for writing")
+except IsADirectoryError:
+    print("is a directory")
+except FileNotFoundError:
+    print("path doesn't exist")
+else:
+    print("uploaded as %s" % filename)