Added a daemon version of DHT_bootstrap made by tawm_.

1 files changed, 133 insertions, 0 deletions

diff --git a/other/bootstrap_serverdaemon/DHT_bootstrap_daemon.c b/other/bootstrap_serverdaemon/DHT_bootstrap_daemon.c
new file mode 100644
index 00000000..276821e6
--- /dev/null
+++ b/other/bootstrap_serverdaemon/DHT_bootstrap_daemon.c
@@ -0,0 +1,133 @@
+/* DHT boostrap
+*
+* A simple DHT boostrap server for tox (daemon edition)
+*/
+    
+#include <sys/types.h> /* pid_t */
+#include <sys/stat.h> /* umask */
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h> /* POSIX things */
+#include <errno.h>
+    
+#include "../core/DHT.h"
+    
+/* Sleep function (x = milliseconds) */
+#ifdef WIN32
+#define c_sleep(x) Sleep(1*x)
+#else
+#include <unistd.h>
+#define c_sleep(x) usleep(1000*x)
+#endif
+    
+#define PORT 33445
+#define USERNAME getenv("USER")
+#define PIDFILE "/home/%s/.bootstrap_server.pid" /* %s represents the unser's name */
+    
+int main(int argc, char *argv[]) {
+    
+    char pidfloc[512]; /* Location of the soon-to-be PID file */
+    pid_t pid, sid; /* Process- and Session-ID */
+    
+    FILE *pidf; /* The PID file */
+    
+    /* Assemble PID file location an try to open the file */
+    sprintf(pidfloc, PIDFILE, USERNAME);
+    pidf = fopen(pidfloc, "w");
+    
+    /* Generate new keypair */
+    new_keys();
+    
+    /* Public key */
+    uint32_t i;
+    
+    printf("\nPublic Key: ");
+    for(i = 0; i < 32; i++)
+    {
+        uint8_t ln, hn;
+        ln = 0x0F & self_public_key[i];
+        hn = 0xF0 & self_public_key[i];
+        hn = hn >> 4;
+        printf("%X%X", hn, ln);
+    }
+    printf("\n");
+    
+    /* initialize networking
+    bind to ip 0.0.0.0:PORT */
+    IP ip;
+    ip.i = 0;
+    init_networking(ip, PORT);
+    
+    /* If there's been an error, exit before forking off */
+    if (errno != 0) {
+        perror("Error");
+        printf("Error(s) occured during start-up. Exiting.\n");
+        exit(EXIT_FAILURE);
+    }
+    
+//    /* Assemble the location of the PID file */
+//    sprintf(pidfloc, PIDFILE, USERNAME);
+//    pidf = fopen(pidfloc, "w");
+//    /* Check if we can actually open the file */
+//    if(pidf == NULL) {
+//        printf("Couldn't open PID-File %s for writing.\n", pidfloc);
+//        exit(EXIT_FAILURE);
+//    }
+    
+    /* Fork off the parent process */
+    pid = fork();
+    if (pid < 0) {
+        printf("Forking failed.\n");
+        exit(EXIT_FAILURE);
+    }
+    
+    /* If we got a good PID, then
+    we can exit the parent process. */
+    if (pid > 0) {
+        printf("Forked successfully: %d\n", pid);
+    
+        /* Write the PID file */
+        fprintf(pidf, "%d\n", pid);
+        fclose(pidf);
+    
+        /* Exit parent */
+        exit(EXIT_SUCCESS);
+    }
+    
+    /* Change the file mode mask */
+    umask(0);
+    
+    /* Create a new SID for the child process */
+    sid = setsid();
+    if (sid < 0) {
+        printf("SID creation failure.\n");
+        exit(EXIT_FAILURE);
+    }
+    
+    /* Change the current working directory */
+    if ((chdir("/")) < 0) {
+        exit(EXIT_FAILURE);
+    }
+    
+    /* Go quiet */
+    close(STDIN_FILENO);
+    close(STDOUT_FILENO);
+    close(STDERR_FILENO);
+    
+    IP_Port ip_port;
+    uint8_t data[MAX_UDP_PACKET_SIZE];
+    uint32_t length;
+    
+    /* Main loop */
+    while(1) {
+        doDHT();
+        while(receivepacket(&ip_port, data, &length) != -1) {
+            DHT_handlepacket(data, length, ip_port);
+        }
+        c_sleep(1);
+    }
+    
+    shutdown_networking();
+    exit(EXIT_SUCCESS);
+}
+