CIRCL
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lookyloo
mirror of https://github.com/CIRCL/lookyloo
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chg: merge index and reindex methods.

pull/893/head
Raphaël Vinot 2024-03-11 00:14:07 +01:00
parent d2df33aa5c
commit e40796c92e
3 changed files with 76 additions and 107 deletions
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2
bin/run_backend.py
View File

@ -66,7 +66,7 @@ def shutdown_full_index(storage_directory: Path | None=None) -> None:
if not storage_directory:
storage_directory = get_homedir()
r = Redis(unix_socket_path=get_socket_path('full_index'))
r.shutdown(save=True)
r.shutdown()
print('Kvrocks full indexing database shutdown.')

3
lookyloo/capturecache.py
View File

@ -396,8 +396,9 @@ class CapturesIndex(Mapping): # type: ignore[type-arg]
logger.debug('Unable to rebuild the tree, the HAR files are broken.')
except TreeNeedsRebuild:
try:
logger.debug('The tree needs to be rebuilt.')
tree = self._create_pickle(capture_dir, logger)
self.indexing.new_internal_uuids(tree)
self.indexing.force_reindex(uuid)
except NoValidHarFile:
logger.warning(f'Unable to rebuild the tree for {capture_dir}, the HAR files are broken.')
tree = None

146
lookyloo/indexing.py
View File

@ -58,6 +58,15 @@ class Indexing():
def indexing_done(self) -> None:
self.redis.delete('ongoing_indexing')
def force_reindex(self, capture_uuid: str) -> None:
p = self.redis.pipeline()
p.srem('indexed_urls', capture_uuid)
p.srem('indexed_body_hashes', capture_uuid)
p.srem('indexed_cookies', capture_uuid)
p.srem('indexed_hhhashes', capture_uuid)
p.srem('indexed_favicons', capture_uuid)
p.execute()
def capture_indexed(self, capture_uuid: str) -> tuple[bool, bool, bool, bool, bool]:
p = self.redis.pipeline()
p.sismember('indexed_urls', capture_uuid)
@ -68,18 +77,6 @@ class Indexing():
# This call for sure returns a tuple of 5 booleans
return p.execute() # type: ignore[return-value]
def new_internal_uuids(self, crawled_tree: CrawledTree) -> None:
# only trigger this method if the capture was already indexed.
if self.redis.sismember('indexed_cookies', crawled_tree.uuid):
self.logger.debug(f'Cookies index: update internal UUIDs for {crawled_tree.uuid}')
self._reindex_cookies_capture(crawled_tree)
if self.redis.sismember('indexed_body_hashes', crawled_tree.uuid):
self.logger.debug(f'Body hashes index: update internal UUIDs for {crawled_tree.uuid}')
self._reindex_body_hashes_capture(crawled_tree)
if self.redis.sismember('indexed_hhhashes', crawled_tree.uuid):
self.logger.debug(f'HTTP Headers hashes index: update internal UUIDs for {crawled_tree.uuid}')
self._reindex_http_headers_hashes_capture(crawled_tree)
# ###### Cookies ######
@property
@ -98,10 +95,18 @@ class Indexing():
def get_cookies_names_captures(self, cookie_name: str) -> list[tuple[str, str]]:
return [uuids.split('|') for uuids in self.redis.smembers(f'cn|{cookie_name}|captures')]
def _reindex_cookies_capture(self, crawled_tree: CrawledTree) -> None:
def index_cookies_capture(self, crawled_tree: CrawledTree) -> None:
if self.redis.sismember('indexed_cookies', crawled_tree.uuid):
# Do not reindex
return
self.logger.debug(f'Indexing cookies for {crawled_tree.uuid} ... ')
self.redis.sadd('indexed_cookies', crawled_tree.uuid)
pipeline = self.redis.pipeline()
already_loaded: set[tuple[str, str]] = set()
# used if we need to reindex a capture
already_cleaned_up: set[str] = set()
is_reindex = False
for urlnode in crawled_tree.root_hartree.url_tree.traverse():
if 'cookies_received' not in urlnode.features:
continue
@ -117,52 +122,17 @@ class Indexing():
to_remove = [key for key in self.redis.sscan_iter(f'cn|{name}|captures', f'{crawled_tree.uuid}|*')]
if to_remove:
pipeline.srem(f'cn|{name}|captures', *to_remove)
is_reindex = True
self.logger.debug(f'reindexing cookies for {crawled_tree.uuid} ... ')
already_cleaned_up.add(name)
pipeline.sadd(f'cn|{name}|captures', f'{crawled_tree.uuid}|{urlnode.uuid}')
pipeline.execute()
def index_cookies_capture(self, crawled_tree: CrawledTree) -> None:
if self.redis.sismember('indexed_cookies', crawled_tree.uuid):
# Do not reindex
return
self.redis.sadd('indexed_cookies', crawled_tree.uuid)
pipeline = self.redis.pipeline()
already_loaded: set[tuple[str, str]] = set()
for urlnode in crawled_tree.root_hartree.url_tree.traverse():
if 'cookies_received' not in urlnode.features:
continue
for domain, cookie, _ in urlnode.cookies_received:
name, value = cookie.split('=', 1)
if (name, domain) in already_loaded:
# Only add cookie name once / capture
continue
already_loaded.add((name, domain))
if not is_reindex:
pipeline.zincrby('cookies_names', 1, name)
pipeline.zincrby(f'cn|{name}', 1, domain)
pipeline.sadd(f'cn|{name}|captures', f'{crawled_tree.uuid}|{urlnode.uuid}')
pipeline.zincrby(f'cn|{name}|{domain}', 1, value)
pipeline.sadd(domain, name)
pipeline.execute()
"""
# Not used anywhere?
def aggregate_domain_cookies(self):
psl = get_public_suffix_list()
pipeline = self.redis.pipeline()
for cn, cn_freq in self.cookies_names:
for domain, d_freq in self.get_cookie_domains(cn):
tld = psl.publicsuffix(domain)
main_domain_part = re.sub(f'.{tld}$', '', domain).split('.')[-1]
pipeline.zincrby('aggregate_domains_cn', cn_freq, f'{main_domain_part}|{cn}')
pipeline.zincrby('aggregate_cn_domains', d_freq, f'{cn}|{main_domain_part}')
pipeline.execute()
aggregate_domains_cn: List[Tuple[str, float]] = self.redis.zrevrange('aggregate_domains_cn', 0, -1, withscores=True)
aggregate_cn_domains: List[Tuple[str, float]] = self.redis.zrevrange('aggregate_cn_domains', 0, -1, withscores=True)
self.redis.delete('aggregate_domains_cn')
self.redis.delete('aggregate_cn_domains')
return {'domains': aggregate_domains_cn, 'cookies': aggregate_cn_domains}
"""
self.logger.debug(f'done with cookies for {crawled_tree.uuid}.')
# ###### Body hashes ######
@ -185,37 +155,35 @@ class Indexing():
to_return['hash_domains_freq'] = int(hash_domains_freq)
return to_return
def _reindex_body_hashes_capture(self, crawled_tree: CrawledTree) -> None:
# if the capture is regenerated, the hostnodes/urlnodes UUIDs are changed
cleaned_up_hashes: set[str] = set()
pipeline = self.redis.pipeline()
for urlnode in crawled_tree.root_hartree.url_tree.traverse():
for h in urlnode.resources_hashes:
if h not in cleaned_up_hashes:
# Delete the hash for that capture the first time we see it.
pipeline.delete(f'bh|{h}|captures|{crawled_tree.uuid}')
cleaned_up_hashes.add(h)
pipeline.zincrby(f'bh|{h}|captures|{crawled_tree.uuid}', 1,
f'{urlnode.uuid}|{urlnode.hostnode_uuid}|{urlnode.name}')
pipeline.execute()
def index_body_hashes_capture(self, crawled_tree: CrawledTree) -> None:
if self.redis.sismember('indexed_body_hashes', crawled_tree.uuid):
# Do not reindex
return
self.redis.sadd('indexed_body_hashes', crawled_tree.uuid)
self.logger.debug(f'Indexing body hashes for {crawled_tree.uuid} ... ')
cleaned_up_hashes: set[str] = set()
pipeline = self.redis.pipeline()
is_reindex = False
for urlnode in crawled_tree.root_hartree.url_tree.traverse():
for h in urlnode.resources_hashes:
if h not in cleaned_up_hashes:
# Delete the hash for that capture the first time we see it.
if self.redis.exists(f'bh|{h}|captures|{crawled_tree.uuid}'):
pipeline.delete(f'bh|{h}|captures|{crawled_tree.uuid}')
cleaned_up_hashes.add(h)
is_reindex = True
self.logger.debug(f'reindexing body hashes for {crawled_tree.uuid} ... ')
# ZSet of all urlnode_UUIDs|full_url
pipeline.zincrby(f'bh|{h}|captures|{crawled_tree.uuid}', 1,
f'{urlnode.uuid}|{urlnode.hostnode_uuid}|{urlnode.name}')
if not is_reindex:
pipeline.zincrby('body_hashes', 1, h)
pipeline.zincrby(f'bh|{h}', 1, urlnode.hostname)
# set of all captures with this hash
pipeline.sadd(f'bh|{h}|captures', crawled_tree.uuid)
# ZSet of all urlnode_UUIDs|full_url
pipeline.zincrby(f'bh|{h}|captures|{crawled_tree.uuid}', 1,
f'{urlnode.uuid}|{urlnode.hostnode_uuid}|{urlnode.name}')
pipeline.execute()
self.logger.debug(f'done with body hashes for {crawled_tree.uuid}.')
def get_hash_uuids(self, body_hash: str) -> tuple[str, str, str]:
"""Use that to get a reference allowing to fetch a resource from one of the capture."""
@ -284,10 +252,17 @@ class Indexing():
def get_http_headers_hashes_captures(self, hhh: str) -> list[tuple[str, str]]:
return [uuids.split('|') for uuids in self.redis.smembers(f'hhhashes|{hhh}|captures')]
def _reindex_http_headers_hashes_capture(self, crawled_tree: CrawledTree) -> None:
def index_http_headers_hashes_capture(self, crawled_tree: CrawledTree) -> None:
if self.redis.sismember('indexed_hhhashes', crawled_tree.uuid):
# Do not reindex
return
self.redis.sadd('indexed_hhhashes', crawled_tree.uuid)
self.logger.debug(f'Indexing http headers hashes for {crawled_tree.uuid} ... ')
pipeline = self.redis.pipeline()
already_loaded: set[str] = set()
already_cleaned_up: set[str] = set()
is_reindex = False
for urlnode in crawled_tree.root_hartree.url_tree.traverse():
if 'hhhash' not in urlnode.features:
continue
@ -301,28 +276,14 @@ class Indexing():
to_remove = [key for key in self.redis.sscan_iter(f'hhhashes|{urlnode.hhhash}|captures', f'{crawled_tree.uuid}|*')]
if to_remove:
pipeline.srem(f'hhhashes|{urlnode.hhhash}|captures', * to_remove)
is_reindex = True
self.logger.debug(f'reindexing http headers hashes for {crawled_tree.uuid} ... ')
already_cleaned_up.add(urlnode.hhhash)
pipeline.sadd(f'hhhashes|{urlnode.hhhash}|captures', f'{crawled_tree.uuid}|{urlnode.uuid}')
pipeline.execute()
def index_http_headers_hashes_capture(self, crawled_tree: CrawledTree) -> None:
if self.redis.sismember('indexed_hhhashes', crawled_tree.uuid):
# Do not reindex
return
self.redis.sadd('indexed_hhhashes', crawled_tree.uuid)
pipeline = self.redis.pipeline()
already_loaded: set[str] = set()
for urlnode in crawled_tree.root_hartree.url_tree.traverse():
if 'hhhash' not in urlnode.features:
continue
if urlnode.hhhash in already_loaded:
# Only add cookie name once / capture
continue
already_loaded.add(urlnode.hhhash)
if not is_reindex:
pipeline.zincrby('hhhashes', 1, urlnode.hhhash)
pipeline.sadd(f'hhhashes|{urlnode.hhhash}|captures', f'{crawled_tree.uuid}|{urlnode.uuid}')
pipeline.execute()
self.logger.debug(f'done with http headers hashes for {crawled_tree.uuid}.')
# ###### URLs and Domains ######
@ -339,18 +300,21 @@ class Indexing():
# Do not reindex
return
self.redis.sadd('indexed_urls', crawled_tree.uuid)
self.logger.debug(f'Indexing URLs for {crawled_tree.uuid} ... ')
pipeline = self.redis.pipeline()
for urlnode in crawled_tree.root_hartree.url_tree.traverse():
if not urlnode.hostname or not urlnode.name:
continue
if not self.redis.sismember(f'hostnames|{urlnode.hostname}|captures', crawled_tree.uuid):
pipeline.zincrby('hostnames', 1, urlnode.hostname)
pipeline.sadd(f'hostnames|{urlnode.hostname}|captures', crawled_tree.uuid)
pipeline.zincrby('urls', 1, urlnode.name)
pipeline.sadd(f'hostnames|{urlnode.hostname}|captures', crawled_tree.uuid)
# set of all captures with this URL
# We need to make sure the keys in redis aren't too long.
md5 = hashlib.md5(urlnode.name.encode()).hexdigest()
pipeline.sadd(f'urls|{md5}|captures', crawled_tree.uuid)
pipeline.execute()
self.logger.debug(f'done with URLs for {crawled_tree.uuid}.')
def get_captures_url(self, url: str) -> set[str]:
md5 = hashlib.md5(url.encode()).hexdigest()
@ -376,6 +340,7 @@ class Indexing():
# Do not reindex
return
self.redis.sadd('indexed_favicons', capture_uuid)
self.logger.debug(f'Indexing favicons for {capture_uuid} ... ')
pipeline = self.redis.pipeline()
with ZipFile(favicons, 'r') as myzip:
for name in myzip.namelist():
@ -386,6 +351,8 @@ class Indexing():
# Empty file, ignore.
continue
sha = hashlib.sha512(favicon).hexdigest()
if not self.redis.sismember('favicons|{sha}|captures', capture_uuid):
# Do not count the same favicon more than once for the same capture
pipeline.zincrby('favicons', 1, sha)
pipeline.sadd(f'favicons|{sha}|captures', capture_uuid)
# There is no easi access to the favicons unless we store them in redis
@ -404,6 +371,7 @@ class Indexing():
return self.redis.zscore(f'favicons|{algorithm}', phash)
def index_favicons_probabilistic(self, capture_uuid: str, favicons: BytesIO, algorithm: str) -> None:
# FIXME: this method isnt used anymore
if self.redis.sismember(f'indexed_favicons_probabilistic|{algorithm}', capture_uuid):
# Do not reindex
return