int
main(int argc, char **argv)
{
int r;
progname = argv[0];
opts(argc, argv);
job_init();
prot_init();
r = make_server_socket(host_addr, port);
if (r == -1) twarnx("make_server_socket()"), exit(111);
if (user) su(user);
if (detach) daemonize();
event_init();
set_sig_handlers();
nudge_fd_limit();
unbrake((evh) h_accept);
event_dispatch();
twarnx("got here for some reason");
return 0;
}
int
main(int argc, char **argv)
{
int r, l;
struct event_base *ev_base;
struct job binlog_jobs = {};
progname = argv[0];
opts(argc, argv);
if (detach && binlog_dir) {
if (binlog_dir[0] != '/') {
warnx("The -b option requires an absolute path when used with -d.");
usage("Path is not absolute", binlog_dir);
}
}
job_init();
prot_init();
/* We want to make sure that only one beanstalkd tries to use the binlog
* directory at a time. So acquire a lock now and never release it. */
if (binlog_dir) {
r = binlog_lock();
if (!r) twarnx("failed to lock binlog dir %s", binlog_dir), exit(10);
}
r = make_server_socket(host_addr, port);
if (r == -1) twarnx("make_server_socket()"), exit(111);
l = r;
if (user) su(user);
ev_base = event_init();
set_sig_handlers();
nudge_fd_limit();
r = listen(l, 1024);
if (r == -1) twarn("listen()");
accept_handler = (evh)h_accept;
unbrake();
binlog_jobs.prev = binlog_jobs.next = &binlog_jobs;
binlog_init(&binlog_jobs);
prot_replay_binlog(&binlog_jobs);
if (detach) {
daemonize();
event_reinit(ev_base);
}
event_dispatch();
twarnx("event_dispatch error");
binlog_shutdown();
return 0;
}
void init_data(void)
{
unsigned i;
/* install signal handlers */
#ifdef SIGHUP
signal(SIGHUP, sig_handle);
#endif
signal(SIGINT, sig_handle);
signal(SIGTERM, sig_handle);
/* initialize protocol structures */
prot_init();
/* fill in datalink names */
for (i = 0; i < (unsigned)(sizeof DatalinkStr / sizeof DatalinkStr[0]); i++)
sprintf(DatalinkStr[i], "#%u", i);
strlcpy(DatalinkStr[DLT_IEEE802], "IEEE802", sizeof DatalinkStr[0]);
strlcpy(DatalinkStr[DLT_EN10MB], "ETH10MB", sizeof DatalinkStr[0]);
strlcpy(DatalinkStr[DLT_LINUX_SLL], "LinuxSLL", sizeof DatalinkStr[0]);
}
int
main(int argc, char **argv)
{
int r;
Srv s = {};
s.wal.filesz = Filesizedef;
struct job list = {};
progname = argv[0];
opts(argc, argv, &s.wal);
if (verbose) {
printf("pid %d\n", getpid());
}
r = make_server_socket(host_addr, port);
if (r == -1) twarnx("make_server_socket()"), exit(111);
s.sock.fd = r;
prot_init();
if (user) su(user);
set_sig_handlers();
if (s.wal.use) {
// We want to make sure that only one beanstalkd tries
// to use the wal directory at a time. So acquire a lock
// now and never release it.
if (!waldirlock(&s.wal)) {
twarnx("failed to lock wal dir %s", s.wal.dir);
exit(10);
}
list.prev = list.next = &list;
walinit(&s.wal, &list);
prot_replay(&s, &list);
}
srv(&s);
return 0;
}
/*===========================================================================*
* cstart *
*===========================================================================*/
void cstart()
{
/* Perform system initializations prior to calling main(). Most settings are
* determined with help of the environment strings passed by MINIX' loader.
*/
register char *value; /* value in key=value pair */
int h;
/* low-level initialization */
prot_init();
/* determine verbosity */
if ((value = env_get(VERBOSEBOOTVARNAME)))
verboseboot = atoi(value);
/* Get clock tick frequency. */
value = env_get("hz");
if(value)
system_hz = atoi(value);
if(!value || system_hz < 2 || system_hz > 50000) /* sanity check */
system_hz = DEFAULT_HZ;
DEBUGEXTRA(("cstart\n"));
/* Record miscellaneous information for user-space servers. */
kinfo.nr_procs = NR_PROCS;
kinfo.nr_tasks = NR_TASKS;
strlcpy(kinfo.release, OS_RELEASE, sizeof(kinfo.release));
strlcpy(kinfo.version, OS_VERSION, sizeof(kinfo.version));
/* Load average data initialization. */
kloadinfo.proc_last_slot = 0;
for(h = 0; h < _LOAD_HISTORY; h++)
kloadinfo.proc_load_history[h] = 0;
#ifdef USE_APIC
value = env_get("no_apic");
if(value)
config_no_apic = atoi(value);
else
config_no_apic = 1;
value = env_get("apic_timer_x");
if(value)
config_apic_timer_x = atoi(value);
else
config_apic_timer_x = 1;
#endif
#ifdef USE_WATCHDOG
value = env_get("watchdog");
if (value)
watchdog_enabled = atoi(value);
#endif
#ifdef CONFIG_SMP
if (config_no_apic)
config_no_smp = 1;
value = env_get("no_smp");
if(value)
config_no_smp = atoi(value);
else
config_no_smp = 0;
#endif
DEBUGEXTRA(("intr_init(0)\n"));
intr_init(0);
arch_init();
}
void setUp(void)
{
prot_init();
memset(&message_cmd, 0, sizeof(protMsgCommand_t) );
}
/*===========================================================================*
* do_update *
*===========================================================================*/
PUBLIC int do_update(struct proc * caller, message * m_ptr)
{
/* Handle sys_update(). Update a process into another by swapping their process
* slots.
*/
endpoint_t src_e, dst_e;
int src_p, dst_p;
struct proc *src_rp, *dst_rp;
struct priv *src_privp, *dst_privp;
struct proc orig_src_proc;
struct proc orig_dst_proc;
struct priv orig_src_priv;
struct priv orig_dst_priv;
int i;
/* Lookup slots for source and destination process. */
src_e = m_ptr->SYS_UPD_SRC_ENDPT;
if(!isokendpt(src_e, &src_p)) {
return EINVAL;
}
src_rp = proc_addr(src_p);
src_privp = priv(src_rp);
if(!(src_privp->s_flags & SYS_PROC)) {
return EPERM;
}
dst_e = m_ptr->SYS_UPD_DST_ENDPT;
if(!isokendpt(dst_e, &dst_p)) {
return EINVAL;
}
dst_rp = proc_addr(dst_p);
dst_privp = priv(dst_rp);
if(!(dst_privp->s_flags & SYS_PROC)) {
return EPERM;
}
/* Check if processes are updatable. */
if(!proc_is_updatable(src_rp) || !proc_is_updatable(dst_rp)) {
return EBUSY;
}
#if DEBUG
printf("do_update: updating %d (%s, %d, %d) into %d (%s, %d, %d)\n",
src_rp->p_endpoint, src_rp->p_name, src_rp->p_nr, priv(src_rp)->s_proc_nr,
dst_rp->p_endpoint, dst_rp->p_name, dst_rp->p_nr, priv(dst_rp)->s_proc_nr);
proc_stacktrace(src_rp);
proc_stacktrace(dst_rp);
printf("do_update: curr ptproc %d\n", get_cpulocal_var(ptproc)->p_endpoint);
#endif
/* Let destination inherit the target mask from source. */
for (i=0; i < NR_SYS_PROCS; i++) {
if (get_sys_bit(priv(src_rp)->s_ipc_to, i)) {
set_sendto_bit(dst_rp, i);
}
}
/* Save existing data. */
orig_src_proc = *src_rp;
orig_src_priv = *(priv(src_rp));
orig_dst_proc = *dst_rp;
orig_dst_priv = *(priv(dst_rp));
/* Swap slots. */
*src_rp = orig_dst_proc;
*src_privp = orig_dst_priv;
*dst_rp = orig_src_proc;
*dst_privp = orig_src_priv;
/* Adjust process slots. */
adjust_proc_slot(src_rp, &orig_src_proc);
adjust_proc_slot(dst_rp, &orig_dst_proc);
/* Adjust privilege slots. */
adjust_priv_slot(priv(src_rp), &orig_src_priv);
adjust_priv_slot(priv(dst_rp), &orig_dst_priv);
/* Swap global process slot addresses. */
swap_proc_slot_pointer(get_cpulocal_var_ptr(ptproc), src_rp, dst_rp);
/* Fix segments. */
alloc_segments(src_rp);
alloc_segments(dst_rp);
prot_init();
#if DEBUG
printf("do_update: updated %d (%s, %d, %d) into %d (%s, %d, %d)\n",
src_rp->p_endpoint, src_rp->p_name, src_rp->p_nr, priv(src_rp)->s_proc_nr,
dst_rp->p_endpoint, dst_rp->p_name, dst_rp->p_nr, priv(dst_rp)->s_proc_nr);
proc_stacktrace(src_rp);
proc_stacktrace(dst_rp);
printf("do_update: curr ptproc %d\n", get_cpulocal_var(ptproc)->p_endpoint);
#endif
return OK;
}
