X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fmain.c;h=7dad015e3034ed86ad23508d1270185b5c86162b;hp=e4f229e3f9da699d31fee6c7bdefa56659d4407d;hb=da8f9f8cff32029c74e9e566435079b2c5db0a5e;hpb=8e12a6aed3d99ac8c140cd56b560f5efeb1c4e1a diff --git a/src/main.c b/src/main.c index e4f229e3f..7dad015e3 100644 --- a/src/main.c +++ b/src/main.c @@ -38,6 +38,7 @@ #include "hostname-setup.h" #include "loopback-setup.h" #include "kmod-setup.h" +#include "locale-setup.h" #include "load-fragment.h" #include "fdset.h" #include "special.h" @@ -63,18 +64,15 @@ static bool arg_crash_shell = false; static int arg_crash_chvt = -1; static bool arg_confirm_spawn = false; static bool arg_show_status = true; +#ifdef HAVE_SYSV_COMPAT static bool arg_sysv_console = true; +#endif static bool arg_mount_auto = true; static bool arg_swap_auto = true; static char *arg_console = NULL; static FILE* serialization = NULL; -_noreturn_ static void freeze(void) { - for (;;) - pause(); -} - static void nop_handler(int sig) { } @@ -311,7 +309,7 @@ static int parse_proc_cmdline_word(const char *word) { log_warning("Failed to parse show status switch %s, Ignoring.", word + 20); else arg_show_status = r; - +#ifdef HAVE_SYSV_COMPAT } else if (startswith(word, "systemd.sysv_console=")) { int r; @@ -319,6 +317,7 @@ static int parse_proc_cmdline_word(const char *word) { log_warning("Failed to parse SysV console switch %s, Ignoring.", word + 20); else arg_sysv_console = r; +#endif } else if (startswith(word, "systemd.")) { @@ -331,8 +330,10 @@ static int parse_proc_cmdline_word(const char *word) { "systemd.crash_chvt=N Change to VT #N on crash\n" "systemd.confirm_spawn=0|1 Confirm every process spawn\n" "systemd.show_status=0|1 Show status updates on the console during bootup\n" +#ifdef HAVE_SYSV_COMPAT "systemd.sysv_console=0|1 Connect output of SysV scripts to console\n" - "systemd.log_target=console|kmsg|syslog|syslog-org-kmsg|null\n" +#endif + "systemd.log_target=console|kmsg|syslog|syslog-or-kmsg|null\n" " Log target\n" "systemd.log_level=LEVEL Log level\n" "systemd.log_color=0|1 Highlight important log messages\n" @@ -360,7 +361,9 @@ static int parse_proc_cmdline_word(const char *word) { } else if (streq(word, "quiet")) { arg_show_status = false; +#ifdef HAVE_SYSV_COMPAT arg_sysv_console = false; +#endif } else { unsigned i; @@ -504,7 +507,9 @@ static int parse_config_file(void) { { "DumpCore", config_parse_bool, &arg_dump_core, "Manager" }, { "CrashShell", config_parse_bool, &arg_crash_shell, "Manager" }, { "ShowStatus", config_parse_bool, &arg_show_status, "Manager" }, +#ifdef HAVE_SYSV_COMPAT { "SysVConsole", config_parse_bool, &arg_sysv_console, "Manager" }, +#endif { "CrashChVT", config_parse_int, &arg_crash_chvt, "Manager" }, { "CPUAffinity", config_parse_cpu_affinity, NULL, "Manager" }, { "MountAuto", config_parse_bool, &arg_mount_auto, "Manager" }, @@ -540,11 +545,9 @@ static int parse_config_file(void) { } static int parse_proc_cmdline(void) { - char *line; + char *line, *w, *state; int r; - char *w; size_t l; - char *state; if ((r = read_one_line_file("/proc/cmdline", &line)) < 0) { log_warning("Failed to read /proc/cmdline, ignoring: %s", strerror(-r)); @@ -609,7 +612,9 @@ static int parse_argv(int argc, char *argv[]) { { "crash-shell", no_argument, NULL, ARG_CRASH_SHELL }, { "confirm-spawn", no_argument, NULL, ARG_CONFIRM_SPAWN }, { "show-status", optional_argument, NULL, ARG_SHOW_STATUS }, +#ifdef HAVE_SYSV_COMPAT { "sysv-console", optional_argument, NULL, ARG_SYSV_CONSOLE }, +#endif { "deserialize", required_argument, NULL, ARG_DESERIALIZE }, { "introspect", optional_argument, NULL, ARG_INTROSPECT }, { NULL, 0, NULL, 0 } @@ -713,7 +718,7 @@ static int parse_argv(int argc, char *argv[]) { } else arg_show_status = true; break; - +#ifdef HAVE_SYSV_COMPAT case ARG_SYSV_CONSOLE: if (optarg) { @@ -725,6 +730,7 @@ static int parse_argv(int argc, char *argv[]) { } else arg_sysv_console = true; break; +#endif case ARG_DESERIALIZE: { int fd; @@ -812,7 +818,9 @@ static int help(void) { " --crash-shell Run shell on crash\n" " --confirm-spawn Ask for confirmation when spawning processes\n" " --show-status[=0|1] Show status updates on the console during bootup\n" +#ifdef HAVE_SYSV_COMPAT " --sysv-console[=0|1] Connect output of SysV scripts to console\n" +#endif " --log-target=TARGET Set log target (console, syslog, kmsg, syslog-or-kmsg, null)\n" " --log-level=LEVEL Set log level (debug, info, notice, warning, err, crit, alert, emerg)\n" " --log-color[=0|1] Highlight important log messages\n" @@ -881,6 +889,7 @@ int main(int argc, char *argv[]) { int r, retval = EXIT_FAILURE; FDSet *fds = NULL; bool reexecute = false; + const char *shutdown_verb = NULL; if (getpid() != 1 && strstr(program_invocation_short_name, "init")) { /* This is compatbility support for SysV, where @@ -964,6 +973,13 @@ int main(int argc, char *argv[]) { "/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin", arg_running_as == MANAGER_SYSTEM); + /* Unset some environment variables passed in from the kernel + * that don't really make sense for us. */ + if (arg_running_as == MANAGER_SYSTEM) { + unsetenv("HOME"); + unsetenv("TERM"); + } + /* Move out of the way, so that we won't block unmounts */ assert_se(chdir("/") == 0); @@ -997,12 +1013,16 @@ int main(int argc, char *argv[]) { PACKAGE_STRING " running in %s mode. (" SYSTEMD_FEATURES "; " DISTRIBUTION ")", manager_running_as_to_string(arg_running_as)); if (arg_running_as == MANAGER_SYSTEM && !serialization) { + locale_setup(); + if (arg_show_status) status_welcome(); kmod_setup(); hostname_setup(); loopback_setup(); + + mkdir_p("/dev/.systemd/ask-password/", 0755); } if ((r = manager_new(arg_running_as, &m)) < 0) { @@ -1012,7 +1032,9 @@ int main(int argc, char *argv[]) { m->confirm_spawn = arg_confirm_spawn; m->show_status = arg_show_status; +#ifdef HAVE_SYSV_COMPAT m->sysv_console = arg_sysv_console; +#endif m->mount_auto = arg_mount_auto; m->swap_auto = arg_swap_auto; @@ -1044,8 +1066,10 @@ int main(int argc, char *argv[]) { if ((r = manager_load_unit(m, arg_default_unit, NULL, &error, &target)) < 0) { log_error("Failed to load default target: %s", bus_error(&error, r)); dbus_error_free(&error); - } else if (target->meta.load_state != UNIT_LOADED) + } else if (target->meta.load_state == UNIT_ERROR) log_error("Failed to load default target: %s", strerror(-target->meta.load_error)); + else if (target->meta.load_state == UNIT_MASKED) + log_error("Default target masked."); if (!target || target->meta.load_state != UNIT_LOADED) { log_info("Trying to load rescue target..."); @@ -1054,12 +1078,17 @@ int main(int argc, char *argv[]) { log_error("Failed to load rescue target: %s", bus_error(&error, r)); dbus_error_free(&error); goto finish; - } else if (target->meta.load_state != UNIT_LOADED) { + } else if (target->meta.load_state == UNIT_ERROR) { log_error("Failed to load rescue target: %s", strerror(-target->meta.load_error)); goto finish; + } else if (target->meta.load_state == UNIT_MASKED) { + log_error("Rescue target masked."); + goto finish; } } + assert(target->meta.load_state == UNIT_LOADED); + if (arg_action == ACTION_TEST) { printf("-> By units:\n"); manager_dump_units(m, stdout, "\t"); @@ -1106,6 +1135,23 @@ int main(int argc, char *argv[]) { log_notice("Reexecuting."); goto finish; + case MANAGER_REBOOT: + case MANAGER_POWEROFF: + case MANAGER_HALT: + case MANAGER_KEXEC: { + static const char * const table[_MANAGER_EXIT_CODE_MAX] = { + [MANAGER_REBOOT] = "reboot", + [MANAGER_POWEROFF] = "poweroff", + [MANAGER_HALT] = "halt", + [MANAGER_KEXEC] = "kexec" + }; + + assert_se(shutdown_verb = table[m->exit_code]); + + log_notice("Shutting down."); + goto finish; + } + default: assert_not_reached("Unknown exit code."); } @@ -1157,10 +1203,12 @@ finish: else args[i++] = "--show-status=0"; +#ifdef HAVE_SYSV_COMPAT if (arg_sysv_console) args[i++] = "--sysv-console=1"; else args[i++] = "--sysv-console=0"; +#endif snprintf(sfd, sizeof(sfd), "%i", fileno(serialization)); char_array_0(sfd); @@ -1183,6 +1231,17 @@ finish: if (fds) fdset_free(fds); + if (shutdown_verb) { + const char * command_line[] = { + SYSTEMD_SHUTDOWN_BINARY_PATH, + shutdown_verb, + NULL + }; + + execv(SYSTEMD_SHUTDOWN_BINARY_PATH, (char **) command_line); + log_error("Failed to execute shutdown binary, freezing: %m"); + } + if (getpid() == 1) freeze();