[tor-commits] [ooni-probe/master] Move gunzip and rename to utils

[art@xxxxxxxxxxxxxx]

commit 72c123125ac19d0a62f7eb5d3864efd01525d48a
Author: Arturo Filastò <arturo@xxxxxxxxxxx>
Date:   Wed Jul 27 00:44:04 2016 +0200

    Move gunzip and rename to utils
---
 ooni/agent/scheduler.py |  4 ++--
 ooni/resources.py       | 10 +---------
 ooni/ui/cli.py          |  1 -
 ooni/utils/__init__.py  | 33 ++++++++++++++++++++-------------
 4 files changed, 23 insertions(+), 25 deletions(-)

diff --git a/ooni/agent/scheduler.py b/ooni/agent/scheduler.py
index ace3bc5..3a9da20 100644
--- a/ooni/agent/scheduler.py
+++ b/ooni/agent/scheduler.py
@@ -137,11 +137,11 @@ class SchedulerService(service.MultiService):
         self._scheduled_tasks.append(task)
 
     def _task_failed(self, failure, task):
-        log.msg("Failed to run {0}".format(task.identifier))
+        log.debug("Failed to run {0}".format(task.identifier))
         log.exception(failure)
 
     def _task_success(self, result, task):
-        log.msg("Ran {0}".format(task.identifier))
+        log.debug("Ran {0}".format(task.identifier))
 
     def _should_run(self):
         """
diff --git a/ooni/resources.py b/ooni/resources.py
index d67908c..8a0a57f 100644
--- a/ooni/resources.py
+++ b/ooni/resources.py
@@ -1,14 +1,12 @@
-import os
 import gzip
 import json
 import shutil
 
-from twisted.python.runtime import platform
 from twisted.python.filepath import FilePath
 from twisted.internet import defer
 from twisted.web.client import downloadPage, getPage
 
-from ooni.utils import log
+from ooni.utils import log, gunzip, rename
 from ooni.settings import config
 
 class UpdateFailure(Exception):
@@ -85,12 +83,6 @@ def gunzip(file_path):
     in_file.close()
     rename(tmp_location.path, file_path)
 
-def rename(src, dst):
-    # Best effort atomic renaming
-    if platform.isWindows() and os.path.exists(dst):
-        os.unlink(dst)
-    os.rename(src, dst)
-
 @defer.inlineCallbacks
 def check_for_update(country_code=None):
     """
diff --git a/ooni/ui/cli.py b/ooni/ui/cli.py
index e8d747c..d8a4a8f 100644
--- a/ooni/ui/cli.py
+++ b/ooni/ui/cli.py
@@ -2,7 +2,6 @@ import sys
 
 import os
 import json
-import yaml
 import random
 import textwrap
 import urlparse
diff --git a/ooni/utils/__init__.py b/ooni/utils/__init__.py
index d202d97..f8ee953 100644
--- a/ooni/utils/__init__.py
+++ b/ooni/utils/__init__.py
@@ -1,12 +1,15 @@
 import shutil
 import string
 import random
+import gzip
 import os
-from datetime import datetime
 
-import gzip
+from datetime import datetime
 from zipfile import ZipFile
 
+from twisted.python.filepath import FilePath
+from twisted.python.runtime import platform
+
 from ooni import errors
 
 
@@ -128,6 +131,11 @@ def sanitize_options(options):
         sanitized_options.append(option)
     return sanitized_options
 
+def rename(src, dst):
+    # Best effort atomic renaming
+    if platform.isWindows() and os.path.exists(dst):
+        os.unlink(dst)
+    os.rename(src, dst)
 
 def unzip(filename, dst):
     assert filename.endswith('.zip')
@@ -141,17 +149,16 @@ def unzip(filename, dst):
     return dst_path
 
 
-def gunzip(filename, dst):
-    assert filename.endswith(".gz")
-    dst_path = os.path.join(
-        dst,
-        os.path.basename(filename).replace(".gz", "")
-    )
-    with open(dst_path, "w+") as fw:
-        gzip_file = gzip.open(filename)
-        shutil.copyfileobj(gzip_file, fw)
-        gzip_file.close()
-
+def gunzip(file_path):
+    """
+    gunzip a file in place.
+    """
+    tmp_location = FilePath(file_path).temporarySibling()
+    in_file = gzip.open(file_path)
+    with tmp_location.open('w') as out_file:
+        shutil.copyfileobj(in_file, out_file)
+    in_file.close()
+    rename(tmp_location.path, file_path)
 
 def get_ooni_root():
     script = os.path.join(__file__, '..')



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