mirror of
https://github.com/pi-hole/FTL.git
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DL6ER
87 lines
2.2 KiB
C
87 lines
2.2 KiB
C
/* Pi-hole: A black hole for Internet advertisements
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* (c) 2017 Pi-hole, LLC (https://pi-hole.net)
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* Network-wide ad blocking via your own hardware.
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*
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* FTL Engine
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* Core routine
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*
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* This file is copyright under the latest version of the EUPL.
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* Please see LICENSE file for your rights under this license. */
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#include "FTL.h"
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char * username;
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bool needGC = false;
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bool needDBGC = false;
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// Prototype
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int main_dnsmasq(int argc, char **argv);
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int main (int argc, char* argv[])
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{
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username = getUserName();
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if(argc > 1)
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parse_args(argc, argv);
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// Try to open FTL log
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open_FTL_log(true);
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logg("########## FTL started! ##########");
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log_FTL_version();
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init_thread_lock();
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// pihole-FTL should really be run as user "pihole" to not mess up with the file permissions
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// Exception: allow to be run under user "root" in debug mode to allow binding to port 53
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// inside the debugger
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if(strcmp(username, "pihole") != 0 && !debug)
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{
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logg("FATAL: Starting pihole-FTL directly is not recommended.");
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logg(" Instead, use system commands for starting pihole-FTL as service (systemctl / service)");
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logg(" or use: sudo -u pihole pihole-FTL");
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exit(EXIT_FAILURE);
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}
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read_FTLconf();
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// Catch signals like SIGTERM and SIGINT
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// Other signals like SIGHUP, SIGUSR1 are handled by the resolver part
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handle_signals();
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// Initialize database
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if(config.maxDBdays != 0)
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db_init();
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// Try to import queries from long-term database if available
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if(database)
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read_data_from_DB();
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log_counter_info();
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check_setupVarsconf();
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// Actually start the resolver in here
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main_dnsmasq(argc_dnsmasq, argv_dnsmasq);
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logg("Shutting down...");
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// Cancel active threads as we don't need them any more
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if(ipv4telnet) pthread_cancel(telnet_listenthreadv4);
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if(ipv6telnet) pthread_cancel(telnet_listenthreadv6);
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pthread_cancel(socket_listenthread);
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// Save new queries to database
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if(database)
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{
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save_to_DB();
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logg("Finished final database update");
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}
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// Close sockets
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close_telnet_socket();
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close_unix_socket();
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//Remove PID file
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removepid();
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logg("########## FTL terminated after %.1f ms! ##########", timer_elapsed_msec(EXIT_TIMER));
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return 1;
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}
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