mirror of
https://github.com/kakwa/uts-server
synced 2025-01-07 12:14:31 +01:00
begin implementing
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3a9c92ecb2
commit
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int main()
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{
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skeleton_daemon();
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while (1)
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{
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//TODO: Insert daemon code here.
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syslog (LOG_NOTICE, "First daemon started.");
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sleep (20);
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break;
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}
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syslog (LOG_NOTICE, "First daemon terminated.");
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closelog();
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return EXIT_SUCCESS;
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}
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <openssl/bio.h>
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#include <openssl/err.h>
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#include <openssl/pem.h>
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#include <openssl/rand.h>
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#include <openssl/ts.h>
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#include <openssl/bn.h>
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64
src/lib/utils.c
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64
src/lib/utils.c
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/*
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* daemonize.c
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <signal.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <syslog.h>
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static void skeleton_daemon()
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{
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pid_t pid;
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/* Fork off the parent process */
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pid = fork();
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/* An error occurred */
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if (pid < 0)
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exit(EXIT_FAILURE);
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/* Success: Let the parent terminate */
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if (pid > 0)
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exit(EXIT_SUCCESS);
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/* On success: The child process becomes session leader */
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if (setsid() < 0)
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exit(EXIT_FAILURE);
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/* Catch, ignore and handle signals */
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//TODO: Implement a working signal handler */
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signal(SIGCHLD, SIG_IGN);
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signal(SIGHUP, SIG_IGN);
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/* Fork off for the second time*/
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pid = fork();
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/* An error occurred */
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if (pid < 0)
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exit(EXIT_FAILURE);
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/* Success: Let the parent terminate */
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if (pid > 0)
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exit(EXIT_SUCCESS);
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/* Set new file permissions */
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umask(0);
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/* Change the working directory to the root directory */
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/* or another appropriated directory */
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chdir("/");
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/* Close all open file descriptors */
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int x;
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for (x = sysconf(_SC_OPEN_MAX); x>0; x--)
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{
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close (x);
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}
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/* Open the log file */
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openlog ("firstdaemon", LOG_PID, LOG_DAEMON);
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}
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