Retrace server interface

1 files changed, 73 insertions, 0 deletions

diff --git a/retrace/interface/create.wsgi b/retrace/interface/create.wsgi
new file mode 100644
index 00000000..81947d64
--- /dev/null
+++ b/retrace/interface/create.wsgi
@@ -0,0 +1,73 @@
+#!/usr/bin/python
+import sys
+sys.path = ["/usr/share/abrt-retrace"] + sys.path
+
+from retrace import *
+from tempfile import *
+
+def application(environ, start_response):
+    read_config()
+
+    request = Request(environ)
+
+    if request.method != "POST":
+        return response(start_response, "405 Method Not Allowed")
+
+    if not request.content_type in ["application/x-xz", "application/x-xz-compressed-tar"]:
+        return response(start_response, "415 Unsupported Media Type")
+
+    if not request.content_length:
+        return response(start_response, "411 Length Required")
+
+    if request.content_length > CONFIG["MaxPackedSize"] * 1048576:
+        return response(start_response, "413 Request Entity Too Large")
+
+    space = free_space(CONFIG["WorkDir"])
+    if not space:
+        return response(start_response, "500 Internal Server Error", "Unable to obtain disk free space")
+
+    if space - request.content_length < CONFIG["MinStorageLeft"] * 1048576:
+        return response(start_response, "507 Insufficient Storage")
+
+    try:
+        archive = NamedTemporaryFile(mode = "wb", delete = False, suffix = ".tar.xz")
+        archive.write(request.body)
+        archive.close()
+    except:
+        return response(start_response, "500 Internal Server Error", "Unable to save archive")
+
+    size = unpacked_size(archive.name)
+    if not size:
+        os.unlink(archive.name)
+        return response(start_response, "500 Internal Server Error", "Unable to obtain unpacked size")
+
+    if size > CONFIG["MaxUnpackedSize"] * 1048576:
+        os.unlink(archive.name)
+        return response(start_response, "413 Request Entity Too Large")
+
+    if space - size < CONFIG["MinStorageLeft"] * 1048576:
+        os.unlink(archive.name)
+        return response(start_response, "507 Insufficient Storage")
+
+    crashid, crashdir = new_crash()
+    if not crashid or not crashdir:
+        return response(start_response, "500 Internal Server Error", "Unable to create new crash")
+
+    os.chdir(crashdir)
+    unpack_retcode = unpack(archive.name)
+    os.unlink(archive.name)
+
+    if unpack_retcode != 0:
+        os.chdir("/")
+        os.system("rm -rf " + crashdir)
+        return response(start_response, "500 Internal Server Error", "Unable to unpack archive")
+
+    files = os.listdir(".")
+
+    for required_file in REQUIRED_FILES:
+        if not required_file in files:
+            os.chdir("/")
+            os.system("rm -rf " + crashdir)
+            return response(start_response, "403 Forbidden")
+
+    return response(start_response, "201 Created", "", [("X-Task-Id", str(crashid)), ("X-Task-Password", get_task_password(crashdir)), ("X-Task-Est-Time", str(get_task_est_time(crashdir)))])
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