named pipe reader (server mode)

This commit is contained in:
2022-01-19 13:10:32 +00:00
parent 6c80d98548
commit 2fb45319d7
3 changed files with 41 additions and 2 deletions

5
.vscode/settings.json vendored Normal file
View File

@@ -0,0 +1,5 @@
{
"python.analysis.extraPaths": [
"./onlyone"
]
}

View File

@@ -6,7 +6,7 @@ import sys
import onlyone import onlyone
import yaml import yaml
import os import os
import onlyone.namedpipes
@@ -38,5 +38,6 @@ if args.server:
if(manager==None): if(manager==None):
log.error("server mode selected, but manager not loaded maybe missing --configFile") log.error("server mode selected, but manager not loaded maybe missing --configFile")
else: else:
npServer = onlyone.namedpipes.Server(manager, "/tmp/onlyone_fifo")
log.info("server loaded...") log.info("server loaded...")
input("[server mode]") input("[server mode]\n")

View File

@@ -0,0 +1,33 @@
import onlyone
import os
import errno
import logging
import threading
log = logging.getLogger(__name__)
class Server:
def __fifo_read(fifoname):
while True:
log.info("Opening FIFO...")
with open(fifoname) as fifo:
log.info("FIFO opened")
while True:
data = fifo.read()
if len(data) == 0:
log.info("FIFO Writer closed")
break
log.info('FIFO Read: "{0}"'.format(data))
def __init__(self, manager:onlyone.Manager, fifoname:str):
self.manager=manager
self__fifoname=fifoname
try:
os.mkfifo(fifoname)
except OSError as oe:
if oe.errno != errno.EEXIST:
raise
readThread = threading.Thread( target=Server.__fifo_read, args = (fifoname,) )
readThread.start()