Add command-line argument parsing

noaacap/usr/local/bin/noaacap.py

@@ -22,6 +22,7 @@ import configparser
 import re
 import logging
 from systemd.journal import JournalHandler
+import argparse
 
 log = logging.getLogger('noaacap')
 log.addHandler(JournalHandler(SYSLOG_IDENTIFIER='noaacap'))
@@ -33,13 +34,23 @@ if len(sys.argv) == 2 and sys.argv[1] == '-v':
    print("Copyright 2017-2024 by Daniel L. Srebnick\n")
    sys.exit(0)
 
+# Command-line argument parsing
+parser = argparse.ArgumentParser(description="noaacap.py - NOAA CAP Parser for APRS.")
+parser.add_argument('--config', '-c',
+                    help='Path to the configuration file (default: /etc/noaacap.conf)',
+                    default='/etc/noaacap.conf')
+parser.add_argument('--dbfile', '-d',
+                    help='Path to the database file (default: /dev/shm/noaaconf.db)',
+                    default='/dev/shm/noaaconf.db')
+args = parser.parse_args()
+
 # We need this function early in execution
 def ErrExit():
    log.error("Exiting")
    print()
    exit(0)
 
-conffile = '/etc/noaacap.conf'
+conffile = args.config
 
 if not os.path.isfile(conffile):
    log.error(conffile + " not found")
@@ -112,7 +123,7 @@ soup = BeautifulSoup(r.text, 'xml')
 entries = soup.find_all('entry')
 count = len(entries)
 
-dbfile = '/dev/shm/noaaconf.db'
+dbfile = args.dbfile
 if count == 0:
    log.info("Exiting - no events found")
    if os.path.isfile(dbfile):
@@ -194,9 +205,9 @@ for i in range(0, count):
            EventBegin, EventEnd = vtecparse(VTEC)
       except:
          log.debug("VTEC parse failed")
-         continue				#Loop if error parsing P-VTEC
+         continue                               #Loop if error parsing P-VTEC
 
-      if ProductClass != "/O":	 		#Loop if not operational
+      if ProductClass != "/O":                  #Loop if not operational
          continue
 
       EventEnd = "20" + EventEnd