combox

split and encrypted files between online file storage providers
git clone git://git.ricketyspace.net/combox.git
Log | Files | Refs

commit b4e67e3131f1b0854f7c35ef30bccb744b5c6a9b
parent 53cae94179540292c9711ded5135d4f85e67ecac
Author: Siddharth Ravikumar <sravik@bgsu.edu>
Date:   Thu, 26 Mar 2015 16:21:14 -0400

fleshed out combox.events.NodDirMonitor.housekeep method.

wrote tests for it too :~(

	modified:   combox/events.py
	modified:   tests/events_test.py

Diffstat:
combox/events.py | 50+++++++++++++++++++++++++++++++++++++++++++++++++-
tests/events_test.py | 73+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++--
2 files changed, 120 insertions(+), 3 deletions(-)

diff --git a/combox/events.py b/combox/events.py @@ -23,10 +23,12 @@ from os import path from watchdog.events import LoggingEventHandler +from combox.config import get_nodedirs from combox.crypto import split_and_encrypt, decrypt_and_glue from combox.file import (mk_nodedir, rm_nodedir, rm_shards, relative_path, move_shards, move_nodedir, - cb_path, node_path, hash_file, rm_path) + cb_path, node_path, hash_file, rm_path, + node_paths) from combox.silo import ComboxSilo @@ -230,6 +232,52 @@ class NodeDirMonitor(LoggingEventHandler): """ self.silo_update() + print "combox node monitor is housekeeping." + print "Please don't make any changes to combox directory now." + print "Thanks for your patience." + + # Remove files from the combox directory whose shards were + # deleted. + for fpath in self.silo.keys(): + fshards = node_paths(fpath, self.config, True) + + for fshard in fshards: + if not path.exists(fshard): + # remove the file from combox directory. + rm_path(fpath) + print fpath, "was deleted on another computer. Removing it." + # update silo. + self.silo.remove(fpath) + break + + for root, dirs, files in os.walk(get_nodedirs(self.config)[0]): + for f in files: + shard = path.join(root, f) + + if not self.shardp(shard): + continue + + file_cb_path = cb_path(shard, self.config) + if not self.silo.exists(file_cb_path): + print file_cb_path, "was created remotely. Creating it locally now..." + decrypt_and_glue(file_cb_path, self.config) + self.silo.update(file_cb_path) + elif self.silo.exists(file_cb_path): + file_content = decrypt_and_glue(file_cb_path, + self.config, + write=False) + file_content_hash = hash_file(file_cb_path, file_content) + + if self.silo.stale(file_cb_path, file_content_hash): + # file modified + print file_cb_path, "modified remotely. Updating local copy." + decrypt_and_glue(file_cb_path, self.config) + self.silo.update(file_cb_path) + + + print "combox node monitor is done with the drudgery." + print "Do what you want to the combox directory." + def on_moved(self, event): super(NodeDirMonitor, self).on_moved(event) diff --git a/tests/events_test.py b/tests/events_test.py @@ -31,7 +31,7 @@ from watchdog.observers import Observer from combox.config import get_nodedirs from combox.crypto import decrypt_and_glue, split_and_encrypt from combox.events import ComboxDirMonitor, NodeDirMonitor -from combox.file import (relative_path, purge_dir, +from combox.file import (relative_path, purge_dir, hash_file, read_file, write_file, move_shards, rm_shards, mk_nodedir, rm_nodedir, move_nodedir) @@ -185,7 +185,7 @@ class TestEvents(object): observer.join() - def test_housekeep(self): + def test_CDM_housekeep(self): """ComboxDirMonitor's housekeep method test.""" # test file deletion and addition @@ -373,6 +373,75 @@ class TestEvents(object): observer.join() + def test_NDM_housekeep(self): + """Testing NodeDirMonitor's housekeep method.""" + + # files for testing deletion. + testf1 = path.join(self.FILES_DIR, 'hitchhikers.png') + testf2 = path.join(self.FILES_DIR, 'lorem.housekeep') + copyfile(self.TEST_FILE, testf1) + copyfile(self.lorem, testf2) + + silo = ComboxSilo(self.config) + silo.update(testf1) + silo.update(testf2) + + ndm = NodeDirMonitor(self.config) + ndm.housekeep() + + assert not path.exists(testf1) + assert not path.exists(testf2) + + self.purge_list.append(testf1) + self.purge_list.append(testf2) + + # test shard creation + hmutant = "%s.mutant" % self.TEST_FILE + hmutant_content = read_file(self.TEST_FILE) + + split_and_encrypt(hmutant, self.config, + hmutant_content) + + ndm = NodeDirMonitor(self.config) + ndm.housekeep() + + assert path.exists(hmutant) + assert hmutant_content == read_file(hmutant) + + self.purge_list.append(hmutant) + + # test shard modification + lcopy = "%s.copy" % self.lorem + copyfile(self.lorem, lcopy) + lcopy_content = read_file(lcopy) + split_and_encrypt(lcopy, self.config, + lcopy_content) + + silo = ComboxSilo(self.config) + silo.update(lcopy) + shardedp(lcopy) + + silo = ComboxSilo(self.config) + lcopy_hash = silo.db.get(lcopy) + + ipsum_content = read_file(self.ipsum) + lcopy_content = "%s\n%s" % (lcopy_content, ipsum_content) + + split_and_encrypt(lcopy, self.config, + lcopy_content) + + ndm = NodeDirMonitor(self.config) + ndm.housekeep() + + ## check if the lorem_file_copy's info is updated in silo + silo = ComboxSilo(self.config) + + assert lcopy_content == read_file(lcopy) + assert hash_file(lcopy, lcopy_content) == silo.db.get(lcopy) + + self.purge_list.append(lcopy) + + def test_NDM_shardp(self): """Testing shardp method in NodeDirMonitor class""" shard = 'some.shard0'