-/* $Id$ */
-
/***
This file is part of PulseAudio.
#include <pulse/mainloop-signal.h>
#include <pulse/timeval.h>
#include <pulse/xmalloc.h>
+#include <pulse/i18n.h>
+#include <pulsecore/lock-autospawn.h>
#include <pulsecore/winsock.h>
#include <pulsecore/core-error.h>
#include <pulsecore/core.h>
#include "dumpmodules.h"
#include "caps.h"
#include "ltdl-bind-now.h"
+#include "polkit.h"
#ifdef HAVE_LIBWRAP
/* Only one instance of these variables */
#ifdef OS_IS_WIN32
-static void message_cb(pa_mainloop_api*a, pa_time_event*e, PA_GCC_UNUSED const struct timeval *tv, void *userdata) {
+static void message_cb(pa_mainloop_api*a, pa_time_event*e, const struct timeval *tv, void *userdata) {
MSG msg;
struct timeval tvnext;
- while(PeekMessage(&msg, NULL, 0, 0, PM_REMOVE)) {
+ while (PeekMessage(&msg, NULL, 0, 0, PM_REMOVE)) {
if (msg.message == WM_QUIT)
raise(SIGTERM);
else {
#endif
-static void signal_callback(pa_mainloop_api*m, PA_GCC_UNUSED pa_signal_event *e, int sig, void *userdata) {
- pa_log_info("Got signal %s.", pa_sig2str(sig));
+static void signal_callback(pa_mainloop_api*m, pa_signal_event *e, int sig, void *userdata) {
+ pa_log_info(_("Got signal %s."), pa_sig2str(sig));
switch (sig) {
#ifdef SIGUSR1
case SIGINT:
case SIGTERM:
default:
- pa_log_info("Exiting.");
+ pa_log_info(_("Exiting."));
m->quit(m, 1);
break;
}
}
-#define set_env(key, value) putenv(pa_sprintf_malloc("%s=%s", (key), (value)))
-
#if defined(HAVE_PWD_H) && defined(HAVE_GRP_H)
static int change_user(void) {
* afterwards. */
if (!(pw = getpwnam(PA_SYSTEM_USER))) {
- pa_log("Failed to find user '%s'.", PA_SYSTEM_USER);
+ pa_log(_("Failed to find user '%s'."), PA_SYSTEM_USER);
return -1;
}
if (!(gr = getgrnam(PA_SYSTEM_GROUP))) {
- pa_log("Failed to find group '%s'.", PA_SYSTEM_GROUP);
+ pa_log(_("Failed to find group '%s'."), PA_SYSTEM_GROUP);
return -1;
}
- pa_log_info("Found user '%s' (UID %lu) and group '%s' (GID %lu).",
+ pa_log_info(_("Found user '%s' (UID %lu) and group '%s' (GID %lu)."),
PA_SYSTEM_USER, (unsigned long) pw->pw_uid,
PA_SYSTEM_GROUP, (unsigned long) gr->gr_gid);
if (pw->pw_gid != gr->gr_gid) {
- pa_log("GID of user '%s' and of group '%s' don't match.", PA_SYSTEM_USER, PA_SYSTEM_GROUP);
+ pa_log(_("GID of user '%s' and of group '%s' don't match."), PA_SYSTEM_USER, PA_SYSTEM_GROUP);
return -1;
}
if (strcmp(pw->pw_dir, PA_SYSTEM_RUNTIME_PATH) != 0)
- pa_log_warn("Warning: home directory of user '%s' is not '%s', ignoring.", PA_SYSTEM_USER, PA_SYSTEM_RUNTIME_PATH);
+ pa_log_warn(_("Home directory of user '%s' is not '%s', ignoring."), PA_SYSTEM_USER, PA_SYSTEM_RUNTIME_PATH);
if (pa_make_secure_dir(PA_SYSTEM_RUNTIME_PATH, 0755, pw->pw_uid, gr->gr_gid) < 0) {
- pa_log("Failed to create '%s': %s", PA_SYSTEM_RUNTIME_PATH, pa_cstrerror(errno));
+ pa_log(_("Failed to create '%s': %s"), PA_SYSTEM_RUNTIME_PATH, pa_cstrerror(errno));
return -1;
}
+ if (pa_make_secure_dir(PA_SYSTEM_STATE_PATH, 0700, pw->pw_uid, gr->gr_gid) < 0) {
+ pa_log(_("Failed to create '%s': %s"), PA_SYSTEM_STATE_PATH, pa_cstrerror(errno));
+ return -1;
+ }
+
+ /* We don't create the config dir here, because we don't need to write to it */
+
if (initgroups(PA_SYSTEM_USER, gr->gr_gid) != 0) {
- pa_log("Failed to change group list: %s", pa_cstrerror(errno));
+ pa_log(_("Failed to change group list: %s"), pa_cstrerror(errno));
return -1;
}
#elif defined(HAVE_SETREGID)
r = setregid(gr->gr_gid, gr->gr_gid);
#else
-#error "No API to drop priviliges"
+#error "No API to drop privileges"
#endif
if (r < 0) {
- pa_log("Failed to change GID: %s", pa_cstrerror(errno));
+ pa_log(_("Failed to change GID: %s"), pa_cstrerror(errno));
return -1;
}
#elif defined(HAVE_SETREUID)
r = setreuid(pw->pw_uid, pw->pw_uid);
#else
-#error "No API to drop priviliges"
+#error "No API to drop privileges"
#endif
if (r < 0) {
- pa_log("Failed to change UID: %s", pa_cstrerror(errno));
+ pa_log(_("Failed to change UID: %s"), pa_cstrerror(errno));
return -1;
}
- set_env("USER", PA_SYSTEM_USER);
- set_env("LOGNAME", PA_SYSTEM_GROUP);
- set_env("HOME", PA_SYSTEM_RUNTIME_PATH);
+ pa_set_env("USER", PA_SYSTEM_USER);
+ pa_set_env("USERNAME", PA_SYSTEM_USER);
+ pa_set_env("LOGNAME", PA_SYSTEM_USER);
+ pa_set_env("HOME", PA_SYSTEM_RUNTIME_PATH);
/* Relevant for pa_runtime_path() */
- set_env("PULSE_RUNTIME_PATH", PA_SYSTEM_RUNTIME_PATH);
- set_env("PULSE_CONFIG_PATH", PA_SYSTEM_RUNTIME_PATH);
+ pa_set_env("PULSE_RUNTIME_PATH", PA_SYSTEM_RUNTIME_PATH);
+ pa_set_env("PULSE_CONFIG_PATH", PA_SYSTEM_CONFIG_PATH);
+ pa_set_env("PULSE_STATE_PATH", PA_SYSTEM_STATE_PATH);
- pa_log_info("Successfully dropped root privileges.");
+ pa_log_info(_("Successfully dropped root privileges."));
return 0;
}
#else /* HAVE_PWD_H && HAVE_GRP_H */
static int change_user(void) {
- pa_log("System wide mode unsupported on this platform.");
+ pa_log(_("System wide mode unsupported on this platform."));
return -1;
}
#endif /* HAVE_PWD_H && HAVE_GRP_H */
-static int create_runtime_dir(void) {
- char fn[PATH_MAX];
-
- pa_runtime_path(NULL, fn, sizeof(fn));
-
- /* This function is called only when the daemon is started in
- * per-user mode. We create the runtime directory somewhere in
- * /tmp/ with the current UID/GID */
-
- if (pa_make_secure_dir(fn, 0700, (uid_t)-1, (gid_t)-1) < 0) {
- pa_log("Failed to create '%s': %s", fn, pa_cstrerror(errno));
- return -1;
- }
-
- return 0;
-}
-
#ifdef HAVE_SYS_RESOURCE_H
-static void set_one_rlimit(const pa_rlimit *r, int resource, const char *name) {
+static int set_one_rlimit(const pa_rlimit *r, int resource, const char *name) {
struct rlimit rl;
pa_assert(r);
if (!r->is_set)
- return;
+ return 0;
rl.rlim_cur = rl.rlim_max = r->value;
- if (setrlimit(resource, &rl) < 0)
- pa_log_warn("setrlimit(%s, (%u, %u)) failed: %s", name, (unsigned) r->value, (unsigned) r->value, pa_cstrerror(errno));
+ if (setrlimit(resource, &rl) < 0) {
+ pa_log_info(_("setrlimit(%s, (%u, %u)) failed: %s"), name, (unsigned) r->value, (unsigned) r->value, pa_cstrerror(errno));
+ return -1;
+ }
+
+ return 0;
}
static void set_all_rlimits(const pa_daemon_conf *conf) {
- set_one_rlimit(&conf->rlimit_as, RLIMIT_AS, "RLIMIT_AS");
- set_one_rlimit(&conf->rlimit_core, RLIMIT_CORE, "RLIMIT_CORE");
- set_one_rlimit(&conf->rlimit_data, RLIMIT_DATA, "RLIMIT_DATA");
set_one_rlimit(&conf->rlimit_fsize, RLIMIT_FSIZE, "RLIMIT_FSIZE");
- set_one_rlimit(&conf->rlimit_nofile, RLIMIT_NOFILE, "RLIMIT_NOFILE");
+ set_one_rlimit(&conf->rlimit_data, RLIMIT_DATA, "RLIMIT_DATA");
set_one_rlimit(&conf->rlimit_stack, RLIMIT_STACK, "RLIMIT_STACK");
+ set_one_rlimit(&conf->rlimit_core, RLIMIT_CORE, "RLIMIT_CORE");
+ set_one_rlimit(&conf->rlimit_rss, RLIMIT_RSS, "RLIMIT_RSS");
#ifdef RLIMIT_NPROC
set_one_rlimit(&conf->rlimit_nproc, RLIMIT_NPROC, "RLIMIT_NPROC");
#endif
+#ifdef RLIMIT_NOFILE
+ set_one_rlimit(&conf->rlimit_nofile, RLIMIT_NOFILE, "RLIMIT_NOFILE");
+#endif
#ifdef RLIMIT_MEMLOCK
set_one_rlimit(&conf->rlimit_memlock, RLIMIT_MEMLOCK, "RLIMIT_MEMLOCK");
#endif
+#ifdef RLIMIT_AS
+ set_one_rlimit(&conf->rlimit_as, RLIMIT_AS, "RLIMIT_AS");
+#endif
+#ifdef RLIMIT_LOCKS
+ set_one_rlimit(&conf->rlimit_locks, RLIMIT_LOCKS, "RLIMIT_LOCKS");
+#endif
+#ifdef RLIMIT_SIGPENDING
+ set_one_rlimit(&conf->rlimit_sigpending, RLIMIT_SIGPENDING, "RLIMIT_SIGPENDING");
+#endif
+#ifdef RLIMIT_MSGQUEUE
+ set_one_rlimit(&conf->rlimit_msgqueue, RLIMIT_MSGQUEUE, "RLIMIT_MSGQUEUE");
+#endif
#ifdef RLIMIT_NICE
set_one_rlimit(&conf->rlimit_nice, RLIMIT_NICE, "RLIMIT_NICE");
#endif
#ifdef RLIMIT_RTPRIO
set_one_rlimit(&conf->rlimit_rtprio, RLIMIT_RTPRIO, "RLIMIT_RTPRIO");
#endif
+#ifdef RLIMIT_RTTIME
+ set_one_rlimit(&conf->rlimit_rttime, RLIMIT_RTTIME, "RLIMIT_RTTIME");
+#endif
}
#endif
pa_mainloop *mainloop = NULL;
char *s;
int r = 0, retval = 1, d = 0;
- int daemon_pipe[2] = { -1, -1 };
- int suid_root, real_root;
- int valid_pid_file = 0;
+ pa_bool_t suid_root, real_root;
+ pa_bool_t valid_pid_file = FALSE;
gid_t gid = (gid_t) -1;
-
+ pa_bool_t ltdl_init = FALSE;
+ int passed_fd = -1;
+ const char *e;
+#ifdef HAVE_FORK
+ int daemon_pipe[2] = { -1, -1 };
+#endif
#ifdef OS_IS_WIN32
- pa_time_event *timer;
- struct timeval tv;
+ pa_time_event *win32_timer;
+ struct timeval win32_tv;
#endif
+ int autospawn_fd = -1;
+ pa_bool_t autospawn_locked = FALSE;
+ pa_log_set_maximal_level(PA_LOG_INFO);
+ pa_log_set_ident("pulseaudio");
#if defined(__linux__) && defined(__OPTIMIZE__)
/*
/* We have to execute ourselves, because the libc caches the
* value of $LD_BIND_NOW on initialization. */
- putenv(pa_xstrdup("LD_BIND_NOW=1"));
- pa_assert_se(rp = pa_readlink("/proc/self/exe"));
- pa_assert_se(execv(rp, argv) == 0);
+ pa_set_env("LD_BIND_NOW", "1");
+
+ if ((rp = pa_readlink("/proc/self/exe")))
+ pa_assert_se(execv(rp, argv) == 0);
+ else
+ pa_log_warn("Couldn't read /proc/self/exe, cannot self execute. Running in a chroot()?");
}
#endif
real_root = getuid() == 0;
suid_root = !real_root && geteuid() == 0;
#else
- real_root = 0;
- suid_root = 0;
+ real_root = FALSE;
+ suid_root = FALSE;
#endif
- if (suid_root) {
+ if (!real_root) {
/* Drop all capabilities except CAP_SYS_NICE */
pa_limit_caps();
- /* Drop priviliges, but keep CAP_SYS_NICE */
+ /* Drop privileges, but keep CAP_SYS_NICE */
pa_drop_root();
/* After dropping root, the effective set is reset, hence,
* is just too risky tun let PA run as root all the time. */
}
- setlocale(LC_ALL, "");
+ if ((e = getenv("PULSE_PASSED_FD"))) {
+ passed_fd = atoi(e);
- if (suid_root && (pa_own_uid_in_group(PA_REALTIME_GROUP, &gid) <= 0)) {
- pa_log_info("Warning: Called SUID root, but not in group '"PA_REALTIME_GROUP"'. "
- "For enabling real-time scheduling please become a member of '"PA_REALTIME_GROUP"' , or increase the RLIMIT_RTPRIO user limit.");
- pa_drop_caps();
- pa_drop_root();
- suid_root = real_root = 0;
+ if (passed_fd <= 2)
+ passed_fd = -1;
}
- LTDL_SET_PRELOADED_SYMBOLS();
+ pa_close_all(passed_fd, -1);
- pa_ltdl_init();
+ pa_reset_sigs(-1);
+ pa_unblock_sigs(-1);
-#ifdef OS_IS_WIN32
- {
- WSADATA data;
- WSAStartup(MAKEWORD(2, 0), &data);
- }
-#endif
-
- pa_random_seed();
+ /* At this point, we are a normal user, possibly with CAP_NICE if
+ * we were started SUID. If we are started as normal root, than we
+ * still are normal root. */
- pa_log_set_ident("pulseaudio");
+ setlocale(LC_ALL, "");
+ pa_init_i18n();
conf = pa_daemon_conf_new();
goto finish;
if (pa_cmdline_parse(conf, argc, argv, &d) < 0) {
- pa_log("failed to parse command line.");
+ pa_log(_("Failed to parse command line."));
goto finish;
}
pa_log_set_maximal_level(conf->log_level);
pa_log_set_target(conf->auto_log_target ? PA_LOG_STDERR : conf->log_target, NULL);
+ pa_log_set_show_meta(conf->log_meta);
+ pa_log_set_show_backtrace(conf->log_backtrace);
+ pa_log_set_show_time(conf->log_time);
- if (conf->high_priority && conf->cmd == PA_CMD_DAEMON)
- pa_raise_priority();
+ pa_log_debug("Started as real root: %s, suid root: %s", pa_yes_no(real_root), pa_yes_no(suid_root));
- if (suid_root && (conf->cmd != PA_CMD_DAEMON || !conf->high_priority)) {
- pa_drop_caps();
- pa_drop_root();
+ if (!real_root && pa_have_caps()) {
+#ifdef HAVE_SYS_RESOURCE_H
+ struct rlimit rl;
+#endif
+ pa_bool_t allow_high_priority = FALSE, allow_realtime = FALSE;
+
+ /* Let's better not enable high prio or RT by default */
+
+ if (conf->high_priority && !allow_high_priority) {
+ if (pa_own_uid_in_group(PA_REALTIME_GROUP, &gid) > 0) {
+ pa_log_info(_("We're in the group '%s', allowing high-priority scheduling."), PA_REALTIME_GROUP);
+ allow_high_priority = TRUE;
+ }
+ }
+
+ if (conf->realtime_scheduling && !allow_realtime) {
+ if (pa_own_uid_in_group(PA_REALTIME_GROUP, &gid) > 0) {
+ pa_log_info(_("We're in the group '%s', allowing real-time scheduling."), PA_REALTIME_GROUP);
+ allow_realtime = TRUE;
+ }
+ }
+
+#ifdef HAVE_POLKIT
+ if (conf->high_priority && !allow_high_priority) {
+ if (pa_polkit_check("org.pulseaudio.acquire-high-priority") > 0) {
+ pa_log_info(_("PolicyKit grants us acquire-high-priority privilege."));
+ allow_high_priority = TRUE;
+ } else
+ pa_log_info(_("PolicyKit refuses acquire-high-priority privilege."));
+ }
+
+ if (conf->realtime_scheduling && !allow_realtime) {
+ if (pa_polkit_check("org.pulseaudio.acquire-real-time") > 0) {
+ pa_log_info(_("PolicyKit grants us acquire-real-time privilege."));
+ allow_realtime = TRUE;
+ } else
+ pa_log_info(_("PolicyKit refuses acquire-real-time privilege."));
+ }
+#endif
+
+ if (!allow_high_priority && !allow_realtime) {
+
+ /* OK, there's no further need to keep CAP_NICE. Hence
+ * let's give it up early */
+
+ pa_drop_caps();
+ }
+
+#ifdef RLIMIT_RTPRIO
+ if (getrlimit(RLIMIT_RTPRIO, &rl) >= 0)
+ if (rl.rlim_cur > 0) {
+ pa_log_info("RLIMIT_RTPRIO is set to %u, allowing real-time scheduling.", (unsigned) rl.rlim_cur);
+ allow_realtime = TRUE;
+ }
+#endif
+#ifdef RLIMIT_NICE
+ if (getrlimit(RLIMIT_NICE, &rl) >= 0)
+ if (rl.rlim_cur > 20 ) {
+ pa_log_info("RLIMIT_NICE is set to %u, allowing high-priority scheduling.", (unsigned) rl.rlim_cur);
+ allow_high_priority = TRUE;
+ }
+#endif
+
+ if ((conf->high_priority && !allow_high_priority) ||
+ (conf->realtime_scheduling && !allow_realtime))
+ pa_log_notice(_("Called SUID root and real-time and/or high-priority scheduling was requested in the configuration. However, we lack the necessary privileges:\n"
+ "We are not in group '%s', PolicyKit refuse to grant us the requested privileges and we have no increase RLIMIT_NICE/RLIMIT_RTPRIO resource limits.\n"
+ "For enabling real-time/high-priority scheduling please acquire the appropriate PolicyKit privileges, or become a member of '%s', or increase the RLIMIT_NICE/RLIMIT_RTPRIO resource limits for this user."),
+ PA_REALTIME_GROUP, PA_REALTIME_GROUP);
+
+
+ if (!allow_realtime)
+ conf->realtime_scheduling = FALSE;
+
+ if (!allow_high_priority)
+ conf->high_priority = FALSE;
+ }
+
+#ifdef HAVE_SYS_RESOURCE_H
+ /* Reset resource limits. If we are run as root (for system mode)
+ * this might end up increasing the limits, which is intended
+ * behaviour. For all other cases, i.e. started as normal user, or
+ * SUID root at this point we should have no CAP_SYS_RESOURCE and
+ * increasing the limits thus should fail. Which is, too, intended
+ * behaviour */
+
+ set_all_rlimits(conf);
+#endif
+
+ if (conf->high_priority && !pa_can_high_priority()) {
+ pa_log_warn(_("High-priority scheduling enabled in configuration but not allowed by policy."));
+ conf->high_priority = FALSE;
+ }
+
+ if (conf->high_priority && (conf->cmd == PA_CMD_DAEMON || conf->cmd == PA_CMD_START))
+ pa_raise_priority(conf->nice_level);
+
+ pa_log_debug("Can realtime: %s, can high-priority: %s", pa_yes_no(pa_can_realtime()), pa_yes_no(pa_can_high_priority()));
+
+ if (!real_root && pa_have_caps()) {
+ pa_bool_t drop;
+
+ drop = (conf->cmd != PA_CMD_DAEMON && conf->cmd != PA_CMD_START) || !conf->realtime_scheduling;
+
+#ifdef RLIMIT_RTPRIO
+ if (!drop) {
+ struct rlimit rl;
+ /* At this point we still have CAP_NICE if we were loaded
+ * SUID root. If possible let's acquire RLIMIT_RTPRIO
+ * instead and give CAP_NICE up. */
+
+ if (getrlimit(RLIMIT_RTPRIO, &rl) >= 0) {
+
+ if (rl.rlim_cur >= 9)
+ drop = TRUE;
+ else {
+ rl.rlim_max = rl.rlim_cur = 9;
+
+ if (setrlimit(RLIMIT_RTPRIO, &rl) >= 0) {
+ pa_log_info(_("Successfully increased RLIMIT_RTPRIO"));
+ drop = TRUE;
+ } else
+ pa_log_warn(_("RLIMIT_RTPRIO failed: %s"), pa_cstrerror(errno));
+ }
+ }
+ }
+#endif
+
+ if (drop) {
+ pa_log_info(_("Giving up CAP_NICE"));
+ pa_drop_caps();
+ suid_root = FALSE;
+ }
+ }
+
+ if (conf->realtime_scheduling && !pa_can_realtime()) {
+ pa_log_warn(_("Real-time scheduling enabled in configuration but not allowed by policy."));
+ conf->realtime_scheduling = FALSE;
}
+ pa_log_debug("Can realtime: %s, can high-priority: %s", pa_yes_no(pa_can_realtime()), pa_yes_no(pa_can_high_priority()));
+
+ LTDL_SET_PRELOADED_SYMBOLS();
+ pa_ltdl_init();
+ ltdl_init = TRUE;
+
if (conf->dl_search_path)
lt_dlsetsearchpath(conf->dl_search_path);
+#ifdef OS_IS_WIN32
+ {
+ WSADATA data;
+ WSAStartup(MAKEWORD(2, 0), &data);
+ }
+#endif
+
+ pa_random_seed();
+
switch (conf->cmd) {
case PA_CMD_DUMP_MODULES:
pa_dump_modules(conf, argc-d, argv+d);
if (pa_resample_method_supported(i))
printf("%s\n", pa_resample_method_to_string(i));
+ retval = 0;
goto finish;
}
case PA_CMD_CHECK: {
pid_t pid;
- if (pa_pid_file_check_running(&pid) < 0) {
- pa_log_info("daemon not running");
- } else {
- pa_log_info("daemon running as PID %u", pid);
+ if (pa_pid_file_check_running(&pid, "pulseaudio") < 0)
+ pa_log_info(_("Daemon not running"));
+ else {
+ pa_log_info(_("Daemon running as PID %u"), pid);
retval = 0;
}
}
case PA_CMD_KILL:
- if (pa_pid_file_kill(SIGINT, NULL) < 0)
- pa_log("failed to kill daemon.");
+ if (pa_pid_file_kill(SIGINT, NULL, "pulseaudio") < 0)
+ pa_log(_("Failed to kill daemon: %s"), pa_cstrerror(errno));
else
retval = 0;
goto finish;
default:
- pa_assert(conf->cmd == PA_CMD_DAEMON);
+ pa_assert(conf->cmd == PA_CMD_DAEMON || conf->cmd == PA_CMD_START);
}
- if (real_root && !conf->system_instance) {
- pa_log_warn("This program is not intended to be run as root (unless --system is specified).");
- } else if (!real_root && conf->system_instance) {
- pa_log("Root priviliges required.");
+ if (real_root && !conf->system_instance)
+ pa_log_warn(_("This program is not intended to be run as root (unless --system is specified)."));
+ else if (!real_root && conf->system_instance) {
+ pa_log(_("Root privileges required."));
goto finish;
}
+ if (conf->cmd == PA_CMD_START && conf->system_instance) {
+ pa_log(_("--start not supported for system instances."));
+ goto finish;
+ }
+
+ if (conf->system_instance && !conf->disallow_exit)
+ pa_log_warn(_("Running in system mode, but --disallow-exit not set!"));
+
+ if (conf->system_instance && !conf->disallow_module_loading)
+ pa_log_warn(_("Running in system mode, but --disallow-module-loading not set!"));
+
+ if (conf->system_instance && !conf->disable_shm) {
+ pa_log_notice(_("Running in system mode, forcibly disabling SHM mode!"));
+ conf->disable_shm = TRUE;
+ }
+
+ if (conf->system_instance && conf->exit_idle_time >= 0) {
+ pa_log_notice(_("Running in system mode, forcibly disabling exit idle time!"));
+ conf->exit_idle_time = -1;
+ }
+
+ if (conf->cmd == PA_CMD_START) {
+ /* If we shall start PA only when it is not running yet, we
+ * first take the autospawn lock to make things
+ * synchronous. */
+
+ if ((autospawn_fd = pa_autospawn_lock_init()) < 0) {
+ pa_log("Failed to initialize autospawn lock");
+ goto finish;
+ }
+
+ if ((pa_autospawn_lock_acquire(TRUE) < 0)) {
+ pa_log("Failed to acquire autospawn lock");
+ goto finish;
+ }
+
+ autospawn_locked = TRUE;
+ }
+
if (conf->daemonize) {
pid_t child;
int tty_fd;
if (pa_stdio_acquire() < 0) {
- pa_log("failed to acquire stdio.");
+ pa_log(_("Failed to acquire stdio."));
goto finish;
}
#ifdef HAVE_FORK
if (pipe(daemon_pipe) < 0) {
- pa_log("failed to create pipe.");
+ pa_log(_("pipe failed: %s"), pa_cstrerror(errno));
goto finish;
}
if ((child = fork()) < 0) {
- pa_log("fork() failed: %s", pa_cstrerror(errno));
+ pa_log(_("fork() failed: %s"), pa_cstrerror(errno));
goto finish;
}
if (child != 0) {
+ ssize_t n;
/* Father */
pa_assert_se(pa_close(daemon_pipe[1]) == 0);
daemon_pipe[1] = -1;
- if (pa_loop_read(daemon_pipe[0], &retval, sizeof(retval), NULL) != sizeof(retval)) {
- pa_log("read() failed: %s", pa_cstrerror(errno));
+ if ((n = pa_loop_read(daemon_pipe[0], &retval, sizeof(retval), NULL)) != sizeof(retval)) {
+
+ if (n < 0)
+ pa_log(_("read() failed: %s"), pa_cstrerror(errno));
+
retval = 1;
}
if (retval)
- pa_log("daemon startup failed.");
+ pa_log(_("Daemon startup failed."));
else
- pa_log_info("daemon startup successful.");
+ pa_log_info(_("Daemon startup successful."));
goto finish;
}
+ if (autospawn_fd >= 0) {
+ /* The lock file is unlocked from the parent, so we need
+ * to close it in the child */
+
+ pa_autospawn_lock_release();
+ pa_autospawn_lock_done(TRUE);
+
+ autospawn_locked = FALSE;
+ autospawn_fd = -1;
+ }
+
pa_assert_se(pa_close(daemon_pipe[0]) == 0);
daemon_pipe[0] = -1;
#endif
pa_close(1);
pa_close(2);
- open("/dev/null", O_RDONLY);
- open("/dev/null", O_WRONLY);
- open("/dev/null", O_WRONLY);
+ pa_assert_se(open("/dev/null", O_RDONLY) == 0);
+ pa_assert_se(open("/dev/null", O_WRONLY) == 1);
+ pa_assert_se(open("/dev/null", O_WRONLY) == 2);
#else
FreeConsole();
#endif
#endif
}
+ pa_set_env("PULSE_INTERNAL", "1");
pa_assert_se(chdir("/") == 0);
umask(0022);
- if (conf->system_instance) {
+ if (conf->system_instance)
if (change_user() < 0)
goto finish;
- } else if (create_runtime_dir() < 0)
+
+ pa_set_env("PULSE_SYSTEM", conf->system_instance ? "1" : "0");
+
+ pa_log_info(_("This is PulseAudio %s"), PACKAGE_VERSION);
+ pa_log_debug(_("Compilation host: %s"), CANONICAL_HOST);
+ pa_log_debug(_("Compilation CFLAGS: %s"), PA_CFLAGS);
+
+ s = pa_uname_string();
+ pa_log_debug(_("Running on host: %s"), s);
+ pa_xfree(s);
+
+ pa_log_debug(_("Found %u CPUs."), pa_ncpus());
+
+ pa_log_info(_("Page size is %lu bytes"), (unsigned long) PA_PAGE_SIZE);
+
+#ifdef HAVE_VALGRIND_MEMCHECK_H
+ pa_log_debug(_("Compiled with Valgrind support: yes"));
+#else
+ pa_log_debug(_("Compiled with Valgrind support: no"));
+#endif
+
+ pa_log_debug(_("Running in valgrind mode: %s"), pa_yes_no(pa_in_valgrind()));
+
+#ifdef __OPTIMIZE__
+ pa_log_debug(_("Optimized build: yes"));
+#else
+ pa_log_debug(_("Optimized build: no"));
+#endif
+
+ if (!(s = pa_machine_id())) {
+ pa_log(_("Failed to get machine ID"));
+ goto finish;
+ }
+ pa_log_info(_("Machine ID is %s."), s);
+ pa_xfree(s);
+
+ if (!(s = pa_get_runtime_dir()))
goto finish;
+ pa_log_info(_("Using runtime directory %s."), s);
+ pa_xfree(s);
+
+ if (!(s = pa_get_state_dir()))
+ goto finish;
+ pa_log_info(_("Using state directory %s."), s);
+ pa_xfree(s);
+
+ pa_log_info(_("Running in system mode: %s"), pa_yes_no(pa_in_system_mode()));
if (conf->use_pid_file) {
- if (pa_pid_file_create() < 0) {
- pa_log("pa_pid_file_create() failed.");
-#ifdef HAVE_FORK
- if (conf->daemonize)
- pa_loop_write(daemon_pipe[1], &retval, sizeof(retval), NULL);
-#endif
+ int z;
+
+ if ((z = pa_pid_file_create("pulseaudio")) != 0) {
+
+ if (conf->cmd == PA_CMD_START && z > 0) {
+ /* If we are already running and with are run in
+ * --start mode, then let's return this as success. */
+
+ retval = 0;
+ goto finish;
+ }
+
+ pa_log(_("pa_pid_file_create() failed."));
goto finish;
}
- valid_pid_file = 1;
+ valid_pid_file = TRUE;
}
-#ifdef HAVE_SYS_RESOURCE_H
- set_all_rlimits(conf);
-#endif
-
#ifdef SIGPIPE
signal(SIGPIPE, SIG_IGN);
#endif
- pa_log_info("Page size is %lu bytes", (unsigned long) PA_PAGE_SIZE);
-
if (pa_rtclock_hrtimer())
- pa_log_info("Fresh high-resolution timers available! Bon appetit!");
+ pa_log_info(_("Fresh high-resolution timers available! Bon appetit!"));
else
- pa_log_info("Dude, your kernel stinks! The chef's recommendation today is Linux with high-resolution timers enabled!");
+ pa_log_info(_("Dude, your kernel stinks! The chef's recommendation today is Linux with high-resolution timers enabled!"));
+
+ pa_rtclock_hrtimer_enable();
#ifdef SIGRTMIN
/* Valgrind uses SIGRTMAX. To easy debugging we don't use it here */
pa_assert_se(mainloop = pa_mainloop_new());
- if (!(c = pa_core_new(pa_mainloop_get_api(mainloop), !conf->disable_shm))) {
- pa_log("pa_core_new() failed.");
+ if (!(c = pa_core_new(pa_mainloop_get_api(mainloop), !conf->disable_shm, conf->shm_size))) {
+ pa_log(_("pa_core_new() failed."));
goto finish;
}
- c->is_system_instance = !!conf->system_instance;
- c->high_priority = !!conf->high_priority;
c->default_sample_spec = conf->default_sample_spec;
+ c->default_channel_map = conf->default_channel_map;
c->default_n_fragments = conf->default_n_fragments;
c->default_fragment_size_msec = conf->default_fragment_size_msec;
- c->disallow_module_loading = conf->disallow_module_loading;
c->exit_idle_time = conf->exit_idle_time;
- c->module_idle_time = conf->module_idle_time;
c->scache_idle_time = conf->scache_idle_time;
c->resample_method = conf->resample_method;
+ c->realtime_priority = conf->realtime_priority;
+ c->realtime_scheduling = !!conf->realtime_scheduling;
+ c->disable_remixing = !!conf->disable_remixing;
+ c->disable_lfe_remixing = !!conf->disable_lfe_remixing;
+ c->running_as_daemon = !!conf->daemonize;
+ c->disallow_exit = conf->disallow_exit;
+ c->flat_volumes = conf->flat_volumes;
pa_assert_se(pa_signal_init(pa_mainloop_get_api(mainloop)) == 0);
pa_signal_new(SIGINT, signal_callback, c);
pa_signal_new(SIGTERM, signal_callback, c);
-
#ifdef SIGUSR1
pa_signal_new(SIGUSR1, signal_callback, c);
#endif
#endif
#ifdef OS_IS_WIN32
- pa_assert_se(timer = pa_mainloop_get_api(mainloop)->time_new(pa_mainloop_get_api(mainloop), pa_gettimeofday(&tv), message_cb, NULL));
+ win32_timer = pa_mainloop_get_api(mainloop)->time_new(pa_mainloop_get_api(mainloop), pa_gettimeofday(&win32_tv), message_cb, NULL);
#endif
- if (conf->daemonize)
- c->running_as_daemon = 1;
-
oil_init();
if (!conf->no_cpu_limit)
pa_assert_se(pa_cpu_limit_init(pa_mainloop_get_api(mainloop)) == 0);
buf = pa_strbuf_new();
- if (conf->default_script_file)
- r = pa_cli_command_execute_file(c, conf->default_script_file, buf, &conf->fail);
+ if (conf->load_default_script_file) {
+ FILE *f;
+
+ if ((f = pa_daemon_conf_open_default_script_file(conf))) {
+ r = pa_cli_command_execute_file_stream(c, f, buf, &conf->fail);
+ fclose(f);
+ }
+ }
if (r >= 0)
r = pa_cli_command_execute(c, conf->script_commands, buf, &conf->fail);
+
pa_log_error("%s", s = pa_strbuf_tostring_free(buf));
pa_xfree(s);
+ /* We completed the initial module loading, so let's disable it
+ * from now on, if requested */
+ c->disallow_module_loading = !!conf->disallow_module_loading;
+
if (r < 0 && conf->fail) {
- pa_log("failed to initialize daemon.");
-#ifdef HAVE_FORK
- if (conf->daemonize)
- pa_loop_write(daemon_pipe[1], &retval, sizeof(retval), NULL);
-#endif
- } else if (!c->modules || pa_idxset_size(c->modules) == 0) {
- pa_log("daemon startup without any loaded modules, refusing to work.");
-#ifdef HAVE_FORK
- if (conf->daemonize)
- pa_loop_write(daemon_pipe[1], &retval, sizeof(retval), NULL);
-#endif
- } else {
+ pa_log(_("Failed to initialize daemon."));
+ goto finish;
+ }
+
+ if (!c->modules || pa_idxset_size(c->modules) == 0) {
+ pa_log(_("Daemon startup without any loaded modules, refusing to work."));
+ goto finish;
+ }
- retval = 0;
#ifdef HAVE_FORK
- if (conf->daemonize)
- pa_loop_write(daemon_pipe[1], &retval, sizeof(retval), NULL);
+ if (daemon_pipe[1] >= 0) {
+ int ok = 0;
+ pa_loop_write(daemon_pipe[1], &ok, sizeof(ok), NULL);
+ pa_close(daemon_pipe[1]);
+ daemon_pipe[1] = -1;
+ }
#endif
- if (c->default_sink_name &&
- pa_namereg_get(c, c->default_sink_name, PA_NAMEREG_SINK, 1) == NULL) {
- pa_log_error("%s : Fatal error. Default sink name (%s) does not exist in name register.", __FILE__, c->default_sink_name);
- retval = 1;
- } else {
- pa_log_info("Daemon startup complete.");
- if (pa_mainloop_run(mainloop, &retval) < 0)
- retval = 1;
- pa_log_info("Daemon shutdown initiated.");
- }
+ pa_log_info(_("Daemon startup complete."));
+
+ retval = 0;
+ if (pa_mainloop_run(mainloop, &retval) < 0)
+ goto finish;
+
+ pa_log_info(_("Daemon shutdown initiated."));
+
+finish:
+
+ if (autospawn_fd >= 0) {
+ if (autospawn_locked)
+ pa_autospawn_lock_release();
+
+ pa_autospawn_lock_done(FALSE);
}
#ifdef OS_IS_WIN32
- pa_mainloop_get_api(mainloop)->time_free(timer);
+ if (win32_timer)
+ pa_mainloop_get_api(mainloop)->time_free(win32_timer);
#endif
- pa_core_unref(c);
+ if (c) {
+ pa_core_unref(c);
+ pa_log_info(_("Daemon terminated."));
+ }
if (!conf->no_cpu_limit)
pa_cpu_limit_done();
pa_signal_done();
- pa_log_info("Daemon terminated.");
+#ifdef HAVE_FORK
+ if (daemon_pipe[1] >= 0)
+ pa_loop_write(daemon_pipe[1], &retval, sizeof(retval), NULL);
-finish:
+ pa_close_pipe(daemon_pipe);
+#endif
if (mainloop)
pa_mainloop_free(mainloop);
if (valid_pid_file)
pa_pid_file_remove();
- pa_close_pipe(daemon_pipe);
-
#ifdef OS_IS_WIN32
WSACleanup();
#endif
- pa_ltdl_done();
+ if (ltdl_init)
+ pa_ltdl_done();
#ifdef HAVE_DBUS
dbus_shutdown();