#include <atalk/server_child.h>
#include <atalk/server_ipc.h>
#include <atalk/errchk.h>
-#include <atalk/locking.h>
#include <atalk/globals.h>
-
-#include "event2/event.h"
-#include "event2/http.h"
-#include "event2/rpc.h"
+#include <atalk/netatalk_conf.h>
#include "afp_config.h"
#include "status.h"
#include "uam_auth.h"
#include "afp_zeroconf.h"
-#ifdef TRU64
-#include <sys/security.h>
-#include <prot.h>
-#include <sia.h>
-
-static int argc = 0;
-static char **argv = NULL;
-#endif /* TRU64 */
-
#define AFP_LISTENERS 32
#define FDSET_SAFETY 5
-unsigned char nologin = 0;
-struct afp_options default_options;
+unsigned char nologin = 0;
-static AFPConfig *configs;
+static AFPObj obj;
static server_child *server_children;
static sig_atomic_t reloadconfig = 0;
static sig_atomic_t gotsigchld = 0;
static int fdset_used; /* number of used elements */
static int disasociated_ipc_fd; /* disasociated sessions uses this fd for IPC */
-#ifdef TRU64
-void afp_get_cmdline( int *ac, char ***av)
-{
- *ac = argc;
- *av = argv;
-}
-#endif /* TRU64 */
+static afp_child_t *dsi_start(AFPObj *obj, DSI *dsi, server_child *server_children);
-/* This is registered with atexit() */
-static void afp_exit(void)
+static void afp_exit(int ret)
{
- if (parent_or_child == 0)
- /* Only do this in the parent */
- server_unlock(default_options.pidfile);
+ server_unlock(_PATH_AFPDLOCK);
+ exit(ret);
}
/* ------------------
initialize fd set we are waiting for.
*/
-static void fd_set_listening_sockets(void)
+static void fd_set_listening_sockets(const AFPObj *config)
{
- AFPConfig *config;
+ DSI *dsi;
- for (config = configs; config; config = config->next) {
- if (config->fd < 0) /* for proxies */
- continue;
- fdset_add_fd(default_options.connections + AFP_LISTENERS + FDSET_SAFETY,
+ for (dsi = config->dsi; dsi; dsi = dsi->next) {
+ fdset_add_fd(config->options.connections + AFP_LISTENERS + FDSET_SAFETY,
&fdset,
&polldata,
&fdset_used,
&fdset_size,
- config->fd,
+ dsi->serversock,
LISTEN_FD,
- config);
+ dsi);
}
- if (default_options.flags & OPTION_KEEPSESSIONS)
- fdset_add_fd(default_options.connections + AFP_LISTENERS + FDSET_SAFETY,
+ if (config->options.flags & OPTION_KEEPSESSIONS)
+ fdset_add_fd(config->options.connections + AFP_LISTENERS + FDSET_SAFETY,
&fdset,
&polldata,
&fdset_used,
NULL);
}
-static void fd_reset_listening_sockets(void)
+static void fd_reset_listening_sockets(const AFPObj *config)
{
- AFPConfig *config;
+ const DSI *dsi;
- for (config = configs; config; config = config->next) {
- if (config->fd < 0) /* for proxies */
- continue;
- fdset_del_fd(&fdset, &polldata, &fdset_used, &fdset_size, config->fd);
+ for (dsi = config->dsi; dsi; dsi = dsi->next) {
+ fdset_del_fd(&fdset, &polldata, &fdset_used, &fdset_size, dsi->serversock);
}
- if (default_options.flags & OPTION_KEEPSESSIONS)
+ if (config->options.flags & OPTION_KEEPSESSIONS)
fdset_del_fd(&fdset, &polldata, &fdset_used, &fdset_size, disasociated_ipc_fd);
}
/* ------------------ */
static void afp_goaway(int sig)
{
- AFPConfig *config;
-
switch( sig ) {
case SIGTERM:
LOG(log_note, logtype_afpd, "AFP Server shutting down on SIGTERM");
break;
case SIGQUIT:
- if (default_options.flags & OPTION_KEEPSESSIONS) {
+ if (obj.options.flags & OPTION_KEEPSESSIONS) {
LOG(log_note, logtype_afpd, "AFP Server shutting down on SIGQUIT, NOT disconnecting clients");
} else {
LOG(log_note, logtype_afpd, "AFP Server shutting down on SIGQUIT");
if (server_children)
server_child_kill(server_children, CHILD_DSIFORK, sig);
- for (config = configs; config; config = config->next)
- if (config->server_cleanup)
- config->server_cleanup(config);
- server_unlock(default_options.pidfile);
- exit(0);
+ server_unlock(_PATH_AFPDLOCK);
+ _exit(0);
break;
case SIGUSR1 :
struct rlimit rlim;
if (getrlimit(RLIMIT_NOFILE, &rlim) != 0) {
- LOG(log_error, logtype_afpd, "setlimits: %s", strerror(errno));
- exit(1);
+ LOG(log_warning, logtype_afpd, "setlimits: reading current limits failed: %s", strerror(errno));
+ return -1;
}
if (rlim.rlim_cur != RLIM_INFINITY && rlim.rlim_cur < 65535) {
rlim.rlim_cur = 65535;
if (rlim.rlim_max != RLIM_INFINITY && rlim.rlim_max < 65535)
rlim.rlim_max = 65535;
if (setrlimit(RLIMIT_NOFILE, &rlim) != 0) {
- LOG(log_error, logtype_afpd, "setlimits: %s", strerror(errno));
- exit(1);
+ LOG(log_warning, logtype_afpd, "setlimits: increasing limits failed: %s", strerror(errno));
+ return -1;
}
}
return 0;
int main(int ac, char **av)
{
- AFPConfig *config;
fd_set rfds;
void *ipc;
struct sigaction sv;
sigset_t sigs;
int ret;
-#ifdef TRU64
- argc = ac;
- argv = av;
- set_auth_parameters( ac, av );
-#endif /* TRU64 */
+ /* Parse argv args and initialize default options */
+ afp_options_parse_cmdline(&obj, ac, av);
+
+ if (check_lockfile("afpd", _PATH_AFPDLOCK) != 0)
+ exit(EXITERR_SYS);
+
+ if (!(obj.options.flags & OPTION_DEBUG) && (daemonize(0, 0) != 0))
+ exit(EXITERR_SYS);
+
+ if (create_lockfile("afpd", _PATH_AFPDLOCK) != 0)
+ exit(EXITERR_SYS);
/* Log SIGBUS/SIGSEGV SBT */
fault_setup(NULL);
- /* Default log setup: log to syslog */
- set_processname("afpd");
- setuplog("default log_note");
-
- afp_options_init(&default_options);
- if (!afp_options_parse(ac, av, &default_options))
- exit(EXITERR_CONF);
+ if (afp_config_parse(&obj) != 0)
+ afp_exit(EXITERR_CONF);
- /* Save the user's current umask for use with CNID (and maybe some
- * other things, too). */
- default_options.save_mask = umask( default_options.umask );
+ set_processname("afpd");
+ setuplog(obj.options.logconfig, obj.options.logfile);
- switch(server_lock("afpd", default_options.pidfile,
- default_options.flags & OPTION_DEBUG)) {
- case -1: /* error */
- exit(EXITERR_SYS);
- case 0: /* child */
- break;
- default: /* server */
- exit(0);
- }
- atexit(afp_exit);
+ /* Save the user's current umask */
+ obj.options.save_mask = umask(obj.options.umask);
/* install child handler for asp and dsi. we do this before afp_goaway
* as afp_goaway references stuff from here.
* XXX: this should really be setup after the initial connections. */
- if (!(server_children = server_child_alloc(default_options.connections,
- CHILD_NFORKS))) {
+ if (!(server_children = server_child_alloc(obj.options.connections, CHILD_NFORKS))) {
LOG(log_error, logtype_afpd, "main: server_child alloc: %s", strerror(errno) );
- exit(EXITERR_SYS);
+ afp_exit(EXITERR_SYS);
}
memset(&sv, 0, sizeof(sv));
sigemptyset( &sv.sa_mask );
if (sigaction(SIGXFSZ, &sv, NULL ) < 0 ) {
LOG(log_error, logtype_afpd, "main: sigaction: %s", strerror(errno) );
- exit(EXITERR_SYS);
+ afp_exit(EXITERR_SYS);
}
#endif
sv.sa_flags = SA_RESTART;
if ( sigaction( SIGCHLD, &sv, NULL ) < 0 ) {
LOG(log_error, logtype_afpd, "main: sigaction: %s", strerror(errno) );
- exit(EXITERR_SYS);
+ afp_exit(EXITERR_SYS);
}
sigemptyset( &sv.sa_mask );
sv.sa_flags = SA_RESTART;
if ( sigaction( SIGUSR1, &sv, NULL ) < 0 ) {
LOG(log_error, logtype_afpd, "main: sigaction: %s", strerror(errno) );
- exit(EXITERR_SYS);
+ afp_exit(EXITERR_SYS);
}
sigemptyset( &sv.sa_mask );
sv.sa_flags = SA_RESTART;
if ( sigaction( SIGHUP, &sv, NULL ) < 0 ) {
LOG(log_error, logtype_afpd, "main: sigaction: %s", strerror(errno) );
- exit(EXITERR_SYS);
+ afp_exit(EXITERR_SYS);
}
-
sigemptyset( &sv.sa_mask );
sigaddset(&sv.sa_mask, SIGALRM);
sigaddset(&sv.sa_mask, SIGHUP);
sv.sa_flags = SA_RESTART;
if ( sigaction( SIGTERM, &sv, NULL ) < 0 ) {
LOG(log_error, logtype_afpd, "main: sigaction: %s", strerror(errno) );
- exit(EXITERR_SYS);
+ afp_exit(EXITERR_SYS);
}
sigemptyset( &sv.sa_mask );
sv.sa_flags = SA_RESTART;
if (sigaction(SIGQUIT, &sv, NULL ) < 0 ) {
LOG(log_error, logtype_afpd, "main: sigaction: %s", strerror(errno) );
- exit(EXITERR_SYS);
+ afp_exit(EXITERR_SYS);
}
/* afpd.conf: not in config file: lockfile, connections, configfile
sigaddset(&sigs, SIGCHLD);
pthread_sigmask(SIG_BLOCK, &sigs, NULL);
- if (!(configs = configinit(&default_options))) {
+ if (configinit(&obj) != 0) {
LOG(log_error, logtype_afpd, "main: no servers configured");
- exit(EXITERR_CONF);
+ afp_exit(EXITERR_CONF);
}
pthread_sigmask(SIG_UNBLOCK, &sigs, NULL);
/* Initialize */
cnid_init();
- if (locktable_init("XXX") != 0)
- exit(EXITERR_SYS);
-#if 0
- if (rpc_init("127.0.0.1", 4701) != 0)
- exit(EXITERR_SYS);
-#endif
/* watch atp, dsi sockets and ipc parent/child file descriptor. */
- if (default_options.flags & OPTION_KEEPSESSIONS) {
+ if (obj.options.flags & OPTION_KEEPSESSIONS) {
LOG(log_note, logtype_afpd, "Activating continous service");
disasociated_ipc_fd = ipc_server_uds(_PATH_AFP_IPC);
}
- fd_set_listening_sockets();
+ fd_set_listening_sockets(&obj);
/* set limits */
(void)setlimits();
if (reloadconfig) {
nologin++;
auth_unload();
- fd_reset_listening_sockets();
+ fd_reset_listening_sockets(&obj);
LOG(log_info, logtype_afpd, "re-reading configuration file");
- for (config = configs; config; config = config->next)
- if (config->server_cleanup)
- config->server_cleanup(config);
-
- /* configfree close atp socket used for DDP tickle, there's an issue
- * with atp tid. */
- configfree(configs, NULL);
- if (!(configs = configinit(&default_options))) {
+
+ configfree(&obj, NULL);
+ if (configinit(&obj) != 0) {
LOG(log_error, logtype_afpd, "config re-read: no servers configured");
- exit(EXITERR_CONF);
+ afp_exit(EXITERR_CONF);
}
- fd_set_listening_sockets();
+ fd_set_listening_sockets(&obj);
nologin = 0;
reloadconfig = 0;
switch (polldata[i].fdtype) {
case LISTEN_FD:
- config = (AFPConfig *)polldata[i].data;
- /* config->server_start is afp_config.c:dsi_start() for DSI */
- if (child = config->server_start(config, configs, server_children)) {
+ if (child = dsi_start(&obj, (DSI *)polldata[i].data, server_children)) {
/* Add IPC fd to select fd set */
- fdset_add_fd(default_options.connections + AFP_LISTENERS + FDSET_SAFETY,
+ fdset_add_fd(obj.options.connections + AFP_LISTENERS + FDSET_SAFETY,
&fdset,
&polldata,
&fdset_used,
fdset_del_fd(&fdset, &polldata, &fdset_used, &fdset_size, child->ipc_fds[0]);
close(child->ipc_fds[0]);
child->ipc_fds[0] = -1;
- if ((default_options.flags & OPTION_KEEPSESSIONS) && child->disasociated) {
+ if ((obj.options.flags & OPTION_KEEPSESSIONS) && child->disasociated) {
LOG(log_note, logtype_afpd, "main: removing reattached child[%u]", child->pid);
server_child_remove(server_children, CHILD_DSIFORK, child->pid);
}
break;
}
child->disasociated = 1;
- fdset_add_fd(default_options.connections + AFP_LISTENERS + FDSET_SAFETY,
+ fdset_add_fd(obj.options.connections + AFP_LISTENERS + FDSET_SAFETY,
&fdset,
&polldata,
&fdset_used,
return 0;
}
+
+static afp_child_t *dsi_start(AFPObj *obj, DSI *dsi, server_child *server_children)
+{
+ afp_child_t *child = NULL;
+
+ if (!(child = dsi_getsession(dsi,
+ server_children,
+ obj->options.tickleval))) {
+ LOG(log_error, logtype_afpd, "dsi_start: session error: %s", strerror(errno));
+ return NULL;
+ }
+
+ /* we've forked. */
+ if (child->ipc_fds[0] == -1) {
+ configfree(obj, dsi);
+ obj->ipc_fd = child->ipc_fds[1];
+ free(child);
+ afp_over_dsi(obj); /* start a session */
+ exit (0);
+ }
+
+ return child;
+}