New scripts/setup which interactively sets up a DisOrder configuration

[disorder] / server / disorderd.c

diff --git a/server/disorderd.c b/server/disorderd.c
index 125a005b35c1d52d3784e01aa90faade9c418ded..15e35727c46e82a34eba2590bce322f756f172cd 100644 (file)
--- a/server/disorderd.c
+++ b/server/disorderd.c
@@ -1,6 +1,6 @@
 /*
  * This file is part of DisOrder.
- * Copyright (C) 2004, 2005, 2006 Richard Kettlewell
+ * Copyright (C) 2004, 2005, 2006, 2007 Richard Kettlewell
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -38,11 +38,13 @@
 #include <sys/time.h>
 #include <pcre.h>
 #include <fcntl.h>
+#include <gcrypt.h>
 
 #include "daemonize.h"
 #include "event.h"
 #include "log.h"
 #include "configuration.h"
+#include "rights.h"
 #include "trackdb.h"
 #include "queue.h"
 #include "mem.h"
@@ -70,7 +72,6 @@ static const struct option options[] = {
   { "foreground", no_argument, 0, 'f' },
   { "log", required_argument, 0, 'l' },
   { "pidfile", required_argument, 0, 'P' },
-  { "no-initial-rescan", no_argument, 0, 'N' },
   { "wide-open", no_argument, 0, 'w' },
   { "syslog", no_argument, 0, 's' },
   { 0, 0, 0, 0 }
@@ -94,7 +95,7 @@ static void help(void) {
 
 /* display version number and terminate */
 static void version(void) {
-  xprintf("disorderd version %s\n", disorder_version_string);
+  xprintf("%s", disorder_version_string);
   xfclose(stdout);
   exit(0);
 }
@@ -127,7 +128,7 @@ static int handle_sigterm(ev_source attribute((unused)) *ev_,
 static int rescan_again(ev_source *ev_,
                        const struct timeval attribute((unused)) *now,
                        void attribute((unused)) *u) {
-  trackdb_rescan(ev_);
+  trackdb_rescan(ev_, 1/*check*/);
   rescan_after(86400);
   return 0;
 }
@@ -186,7 +187,8 @@ static void volumecheck_after(long offset) {
 /* We fix the path to include the bindir and sbindir we were installed into */
 static void fix_path(void) {
   char *path = getenv("PATH");
-  char *newpath;
+  static char *newpath;
+  /* static or libgc collects it! */
 
   if(!path)
     error(0, "PATH is not set at all!");
@@ -205,7 +207,6 @@ static void fix_path(void) {
 int main(int argc, char **argv) {
   int n, background = 1, logsyslog = 0;
   const char *pidfile = 0;
-  int initial_rescan = 1;
 
   set_progname(argv);
   mem_init();
@@ -221,7 +222,6 @@ int main(int argc, char **argv) {
     case 'd': debugging = 1; break;
     case 'f': background = 0; break;
     case 'P': pidfile = optarg; break;
-    case 'N': initial_rescan = 0; break;
     case 's': logsyslog = 1; break;
     case 'w': wideopen = 1; break;
     default: fatal(0, "invalid option");
@@ -239,12 +239,16 @@ int main(int argc, char **argv) {
   info("process ID %lu", (unsigned long)getpid());
   fix_path();
   srand(time(0));                      /* don't start the same every time */
+  /* gcrypt initialization */
+  gcry_control(GCRYCTL_INIT_SECMEM, 1);
   /* create event loop */
   ev = ev_new();
   if(ev_child_setup(ev)) fatal(0, "ev_child_setup failed");
   /* read config */
-  if(config_read())
+  if(config_read(1))
     fatal(0, "cannot read configuration");
+  /* make sure the home directory exists and has suitable permissions */
+  make_home();
   /* Start the speaker process (as root! - so it can choose its nice value) */
   speaker_setup(ev);
   /* set server nice value _after_ starting the speaker, so that they
@@ -258,8 +262,8 @@ int main(int argc, char **argv) {
   if(config->lock) {
     const char *lockfile;
     int lockfd;
-   struct flock lock;
-    
+    struct flock lock;
+
     lockfile = config_get_file("lock");
     if((lockfd = open(lockfile, O_RDWR|O_CREAT, 0600)) < 0)
       fatal(errno, "error opening %s", lockfile);
@@ -271,10 +275,14 @@ int main(int argc, char **argv) {
       fatal(errno, "error locking %s", lockfile);
   }
   /* initialize database environment */
-  trackdb_init(TRACKDB_NORMAL_RECOVER);
+  trackdb_init(TRACKDB_NORMAL_RECOVER|TRACKDB_MAY_CREATE);
   trackdb_master(ev);
-  /* install new config */
+  /* install new config (calls trackdb_open()) */
   reconfigure(ev, 0);
+  /* pull in old users */
+  trackdb_old_users();
+  /* create a root login */
+  trackdb_create_root();
   /* re-read config if we receive a SIGHUP */
   if(ev_signal(ev, SIGHUP, handle_sighup, 0)) fatal(0, "ev_signal failed");
   /* exit on SIGINT/SIGTERM */
@@ -282,10 +290,17 @@ int main(int argc, char **argv) {
   if(ev_signal(ev, SIGTERM, handle_sigterm, 0)) fatal(0, "ev_signal failed");
   /* ignore SIGPIPE */
   signal(SIGPIPE, SIG_IGN);
-  /* start a rescan straight away */
-  if(initial_rescan)
-    trackdb_rescan(ev);
-  rescan_after(86400);
+  /* Start a rescan straight away if this is a new installation.  This rescan
+   * blocks; the point is that when it is finished we are in a good position to
+   * choose a random track. */
+  if(!trackdb_existing_database) {
+    trackdb_rescan(0/*ev*/, 0/*check*/);
+    /* No ev -> the rescan will block.  Since we called reconfigure() already
+     * any clients will also be forced to block. */
+  }
+  /* Start a second rescan, with length checking enabled, immediately after
+   * startup. */
+  rescan_after(1);
   /* periodically tidy up the database */
   dbgc_after(60);
   /* periodically check the volume */