recorder: add max_idle_secs / close_idle_files() to close any open files that have not been modified longer than set threshold, in prep for webrecorder/webrecorder#92

indexer: add 'full_warc_prefix' for setting full path prefix in add_warc_file() (eg. for http load) for webrecorder/webrecorder#95

recorder/redisindexer.py

@@ -29,15 +29,18 @@ class WritableRedisIndexer(RedisIndexSource):
 
         self.rel_path_template = kwargs.get('rel_path_template', '')
         self.file_key_template = kwargs.get('file_key_template', '')
+        self.full_warc_prefix = kwargs.get('full_warc_prefix', '')
         self.dupe_policy = kwargs.get('dupe_policy', WriteRevisitDupePolicy())
 
     def add_warc_file(self, full_filename, params):
         rel_path = res_template(self.rel_path_template, params)
-        filename = os.path.relpath(full_filename, rel_path)
+        rel_filename = os.path.relpath(full_filename, rel_path)
 
         file_key = res_template(self.file_key_template, params)
 
-        self.redis.hset(file_key, filename, full_filename)
+        full_load_path = self.full_warc_prefix + full_filename
+
+        self.redis.hset(file_key, rel_filename, full_load_path)
 
     def add_urls_to_index(self, stream, params, filename, length):
         rel_path = res_template(self.rel_path_template, params)

recorder/test/test_recorder.py

@@ -365,6 +365,7 @@ class TestRecorder(LiveServerTests, FakeRedisTests, TempDirTests, BaseTestClass)
 
         self._test_all_warcs('/warcs/FOO/', 1)
 
+        # Check two records in WARC
         r = FakeStrictRedis.from_url('redis://localhost/2')
         res = r.zrangebylex('FOO:cdxj', '[org,httpbin)/', '(org,httpbin,')
         assert len(res) == 2
@@ -388,7 +389,7 @@ class TestRecorder(LiveServerTests, FakeRedisTests, TempDirTests, BaseTestClass)
 
         assert len(writer.fh_cache) == 1
 
-        writer.close_file(self.root_dir + '/warcs/FOO/')
+        writer.close_dir(self.root_dir + '/warcs/FOO/')
         #writer.close_file({'param.recorder.coll': 'FOO'})
 
         assert len(writer.fh_cache) == 0
@@ -403,6 +404,46 @@ class TestRecorder(LiveServerTests, FakeRedisTests, TempDirTests, BaseTestClass)
         warcs = r.hgetall('FOO:warc')
         assert len(warcs) == 2
 
+    def test_record_multiple_writes_rollover_idle(self):
+        warc_path = to_path(self.root_dir + '/warcs/GOO/ABC-{hostname}-{timestamp}.warc.gz')
+
+        rel_path = self.root_dir + '/warcs/'
+
+        dedup_index = WritableRedisIndexer(redis_url='redis://localhost/2/{coll}:cdxj',
+                        file_key_template='{coll}:warc',
+                        rel_path_template=rel_path)
+
+        writer = MultiFileWARCWriter(warc_path, dedup_index=dedup_index, max_idle_secs=0.9)
+        recorder_app = RecorderApp(self.upstream_url, writer)
+
+        # First Record
+        resp = self._test_warc_write(recorder_app, 'httpbin.org',
+                            '/get?foo=bar', '&param.recorder.coll=GOO')
+
+        assert b'HTTP/1.1 200 OK' in resp.body
+        assert b'"foo": "bar"' in resp.body
+
+        # Second Record
+        resp = self._test_warc_write(recorder_app, 'httpbin.org',
+                            '/get?boo=far', '&param.recorder.coll=GOO')
+
+        assert b'HTTP/1.1 200 OK' in resp.body
+        assert b'"boo": "far"' in resp.body
+
+        self._test_all_warcs('/warcs/GOO/', 1)
+
+        time.sleep(1.0)
+        writer.close_idle_files()
+
+        # Third Record
+        resp = self._test_warc_write(recorder_app, 'httpbin.org',
+                            '/get?goo=bar', '&param.recorder.coll=GOO')
+
+        assert b'HTTP/1.1 200 OK' in resp.body
+        assert b'"goo": "bar"' in resp.body
+
+        self._test_all_warcs('/warcs/GOO/', 2)
+
     def test_warcinfo_record(self):
         simplewriter = SimpleTempWARCWriter(gzip=False)
         params = {'software': 'recorder test',

recorder/warcwriter.py

@@ -259,7 +259,7 @@ class Digester(object):
 # ============================================================================
 class MultiFileWARCWriter(BaseWARCWriter):
     def __init__(self, dir_template, filename_template=None, max_size=0,
-                 *args, **kwargs):
+                 max_idle_secs=1800, *args, **kwargs):
         super(MultiFileWARCWriter, self).__init__(*args, **kwargs)
 
         if not filename_template:
@@ -272,6 +272,10 @@ class MultiFileWARCWriter(BaseWARCWriter):
         self.dir_template = dir_template
         self.filename_template = filename_template
         self.max_size = max_size
+        if max_idle_secs > 0:
+            self.max_idle_time = datetime.timedelta(seconds=max_idle_secs)
+        else:
+            self.max_idle_time = None
 
         self.fh_cache = {}
 
@@ -300,7 +304,7 @@ class MultiFileWARCWriter(BaseWARCWriter):
         fcntl.flock(fh, fcntl.LOCK_UN)
         fh.close()
 
-    def close_file(self, full_dir):
+    def close_dir(self, full_dir):
         #full_dir = res_template(self.dir_template, params)
         result = self.fh_cache.pop(full_dir, None)
         if not result:
@@ -371,13 +375,30 @@ class MultiFileWARCWriter(BaseWARCWriter):
                 fcntl.flock(out, fcntl.LOCK_EX | fcntl.LOCK_NB)
                 self.fh_cache[full_dir] = (out, filename)
 
-    def close(self):
+    def iter_open_files(self):
-        for n, v in self.fh_cache.items():
+        for n, v in list(self.fh_cache.items()):
             out, filename = v
+            yield n, out, filename
+
+    def close(self):
+        for dirname, out, filename in self.iter_open_files():
             self._close_file(out)
 
         self.fh_cache = {}
 
+    def close_idle_files(self):
+        if not self.max_idle_time:
+            return
+
+        now = datetime.datetime.now()
+
+        for dirname, out, filename in self.iter_open_files():
+            mtime = os.path.getmtime(filename)
+            mtime = datetime.datetime.fromtimestamp(mtime)
+            if (now - mtime) > self.max_idle_time:
+                print('Closing idle ' + filename)
+                self.close_dir(dirname)
+
 
 # ============================================================================
 class PerRecordWARCWriter(MultiFileWARCWriter):

setup.py

@@ -36,6 +36,7 @@ setup(
         ],
     install_requires=[
         'pywb>=0.30.0',
+        'werkzeug',
         ],
     dependency_links=[
         #'git+https://github.com/ikreymer/pywb.git@develop#egg=pywb-0.30.0-develop',