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Changed search plugin IPC logic

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This commit is contained in:
itdominator 2022-10-03 20:50:38 -05:00
parent f48d84a004
commit 867c651a04
3 changed files with 143 additions and 64 deletions
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104
plugins/searcher/ipc_server.py Normal file
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@ -0,0 +1,104 @@
# Python imports
import os, threading, time, pickle
from multiprocessing.connection import Listener, Client
# Lib imports
import gi
gi.require_version('Gtk', '3.0')
from gi.repository import Gtk, GLib
# Application imports
class IPCServer:
""" Create a listener so that other SolarFM instances send requests back to existing instance. """
def __init__(self, ipc_address: str = '127.0.0.1', conn_type: str = "socket"):
self.is_ipc_alive = False
self._ipc_port = 4848
self._ipc_address = ipc_address
self._conn_type = conn_type
self._ipc_authkey = b'' + bytes(f'solarfm-search_grep-ipc', 'utf-8')
self._ipc_timeout = 15.0
if conn_type == "socket":
self._ipc_address = f'/tmp/solarfm-search_grep-ipc.sock'
elif conn_type == "full_network":
self._ipc_address = '0.0.0.0'
elif conn_type == "full_network_unsecured":
self._ipc_authkey = None
self._ipc_address = '0.0.0.0'
elif conn_type == "local_network_unsecured":
self._ipc_authkey = None
@daemon_threaded
def create_ipc_listener(self) -> None:
if self._conn_type == "socket":
if os.path.exists(self._ipc_address):
os.unlink(self._ipc_address)
listener = Listener(address=self._ipc_address, family="AF_UNIX", authkey=self._ipc_authkey)
elif "unsecured" not in self._conn_type:
listener = Listener((self._ipc_address, self._ipc_port), authkey=self._ipc_authkey)
else:
listener = Listener((self._ipc_address, self._ipc_port))
self.is_ipc_alive = True
while True:
conn = listener.accept()
start_time = time.perf_counter()
self.handle_message(conn, start_time)
listener.close()
def handle_message(self, conn, start_time) -> None:
while True:
msg = conn.recv()
data = msg
if "SEARCH|" in msg:
file = msg.split("SEARCH|")[1].strip()
if file:
GLib.idle_add(self._load_file_ui, file)
conn.close()
break
if "GREP|" in msg:
data = msg.split("GREP|")[1].strip()
if data:
GLib.idle_add(self._load_grep_ui, data)
conn.close()
break
if msg in ['close connection', 'close server']:
conn.close()
break
# NOTE: Not perfect but insures we don't lock up the connection for too long.
end_time = time.perf_counter()
if (end_time - start_time) > self._ipc_timeout:
conn.close()
break
def send_ipc_message(self, message: str = "Empty Data...") -> None:
try:
if self._conn_type == "socket":
conn = Client(address=self._ipc_address, family="AF_UNIX", authkey=self._ipc_authkey)
elif "unsecured" not in self._conn_type:
conn = Client((self._ipc_address, self._ipc_port), authkey=self._ipc_authkey)
else:
conn = Client((self._ipc_address, self._ipc_port))
conn.send(message)
conn.close()
except ConnectionRefusedError as e:
print("Connection refused...")
except Exception as e:
print(repr(e))

36
plugins/searcher/plugin.py
View File

@ -1,5 +1,5 @@
# Python imports
import os, threading, subprocess, inspect, time, json, base64, shlex, select, signal, pickle
import os, threading, subprocess, inspect, time, json, base64, shlex, select, signal
# Lib imports
import gi
@ -8,7 +8,7 @@ from gi.repository import Gtk, GLib
# Application imports
from plugins.plugin_base import PluginBase
from .ipc_server import IPCServer
@ -74,7 +74,7 @@ class GrepPreviewWidget(Gtk.Box):
pause_fifo_update = False
class Plugin(PluginBase):
class Plugin(IPCServer, PluginBase):
def __init__(self):
super().__init__()
@ -83,9 +83,6 @@ class Plugin(PluginBase):
# where self.name should not be needed for message comms
self._GLADE_FILE = f"{self.path}/search_dialog.glade"
self._files_fifo_file = f"/tmp/search_files_fifo"
self._grep_fifo_file = f"/tmp/grep_files_fifo"
self._search_dialog = None
self._active_path = None
self._file_list = None
@ -123,30 +120,7 @@ class Plugin(PluginBase):
self._event_system.subscribe("update-file-ui", self._load_file_ui)
self._event_system.subscribe("update-grep-ui", self._load_grep_ui)
if not os.path.exists(self._files_fifo_file):
os.mkfifo(self._files_fifo_file, 0o777)
if not os.path.exists(self._grep_fifo_file):
os.mkfifo(self._grep_fifo_file, 0o777)
self.run_files_fifo_thread()
self.run_grep_fifo_thread()
@daemon_threaded
def run_files_fifo_thread(self):
with open(self._files_fifo_file) as fifo:
while True:
select.select([fifo],[],[fifo])
data = fifo.read()
GLib.idle_add(self._load_file_ui, data)
@daemon_threaded
def run_grep_fifo_thread(self):
with open(self._grep_fifo_file) as fifo:
while True:
select.select([fifo],[],[fifo])
data = fifo.read()
GLib.idle_add(self._load_grep_ui, data)
self.create_ipc_listener()
def _show_grep_list_page(self, widget=None, eve=None):
@ -166,9 +140,7 @@ class Plugin(PluginBase):
query = widget.get_text()
if not query in ("", None):
target_dir = shlex.quote( self._fm_state.tab.get_current_directory() )
# command = [f"{self.path}/search.sh", "-t", "file_search", "-d", f"{target_dir}", "-q", f"{query}"]
command = ["python", f"{self.path}/search.py", "-t", "file_search", "-d", f"{target_dir}", "-q", f"{query}"]
process = subprocess.Popen(command, cwd=self.path, stdin=None, stdout=None, stderr=None)
def _stop_find_file_query(self, widget=None, eve=None):

67
plugins/searcher/search.py
View File

@ -2,8 +2,9 @@
# Python imports
import os, traceback, argparse, time, json, base64
import os, traceback, argparse, json, base64
from setproctitle import setproctitle
from multiprocessing.connection import Client
# Lib imports
@ -11,8 +12,9 @@ from setproctitle import setproctitle
_files_fifo_file = f"/tmp/search_files_fifo"
_grep_fifo_file = f"/tmp/grep_files_fifo"
_ipc_address = f'/tmp/solarfm-search_grep-ipc.sock'
_ipc_authkey = b'' + bytes(f'solarfm-search_grep-ipc', 'utf-8')
filter = (".mkv", ".mp4", ".webm", ".avi", ".mov", ".m4v", ".mpg", ".mpeg", ".wmv", ".flv") + \
(".png", ".jpg", ".jpeg", ".gif", ".ico", ".tga", ".webp") + \
@ -21,46 +23,49 @@ filter = (".mkv", ".mp4", ".webm", ".avi", ".mov", ".m4v", ".mpg", ".mpeg", ".wm
file_result_set = []
def file_search(fifo, path, query):
def send_ipc_message(message) -> None:
try:
conn = Client(address=_ipc_address, family="AF_UNIX", authkey=_ipc_authkey)
conn.send(message)
conn.close()
except ConnectionRefusedError as e:
print("Connection refused...")
except Exception as e:
print(repr(e))
def file_search(path, query):
try:
for file in os.listdir(path):
target = os.path.join(path, file)
if os.path.isdir(target):
file_search(fifo, target, query)
file_search(target, query)
else:
if query.lower() in file.lower():
# file_result_set.append([target, file])
data = json.dumps([target, file])
fifo.write(data)
time.sleep(0.01)
data = f"SEARCH|{json.dumps([target, file])}"
send_ipc_message(data)
except Exception as e:
print("Couldn't traverse to path. Might be permissions related...")
traceback.print_exc()
def _search_for_string(file, query):
try:
b64_file = base64.urlsafe_b64encode(file.encode('utf-8')).decode('utf-8')
grep_result_set = {}
b64_file = base64.urlsafe_b64encode(file.encode('utf-8')).decode('utf-8')
grep_result_set = {}
with open(file, 'r') as fp:
for i, line in enumerate(fp):
if query in line:
b64_line = base64.urlsafe_b64encode(line.encode('utf-8')).decode('utf-8')
with open(file, 'r') as fp:
for i, line in enumerate(fp):
if query in line:
b64_line = base64.urlsafe_b64encode(line.encode('utf-8')).decode('utf-8')
if f"{b64_file}" in grep_result_set.keys():
grep_result_set[f"{b64_file}"][f"{i+1}"] = b64_line
else:
grep_result_set[f"{b64_file}"] = {}
grep_result_set[f"{b64_file}"] = {f"{i+1}": b64_line}
if f"{b64_file}" in grep_result_set.keys():
grep_result_set[f"{b64_file}"][f"{i+1}"] = b64_line
else:
grep_result_set[f"{b64_file}"] = {}
grep_result_set[f"{b64_file}"] = {f"{i+1}": b64_line}
# NOTE: Push to fifo here after loop
with open(_grep_fifo_file, 'w') as fifo:
data = json.dumps(grep_result_set)
fifo.write(data)
time.sleep(0.05)
except Exception as e:
print("Couldn't read file. Might be binary or other cause...")
traceback.print_exc()
data = f"GREP|{json.dumps(grep_result_set)}"
send_ipc_message(data)
def grep_search(path, query):
@ -78,8 +83,7 @@ def grep_search(path, query):
def search(args):
if args.type == "file_search":
with open(_files_fifo_file, 'w') as fifo:
file_search(fifo, args.dir, args.query)
file_search(args.dir, args.query)
if args.type == "grep_search":
grep_search(args.dir, args.query)
@ -98,6 +102,5 @@ if __name__ == "__main__":
# Read arguments (If any...)
args = parser.parse_args()
search(args)
except Exception as e:
traceback.print_exc()