diff options
Diffstat (limited to 'src/getty-generator/getty-generator.c')
| -rw-r--r-- | src/getty-generator/getty-generator.c | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/src/getty-generator/getty-generator.c b/src/getty-generator/getty-generator.c deleted file mode 100644 index 1cef6aeae9..0000000000 --- a/src/getty-generator/getty-generator.c +++ /dev/null @@ -1,180 +0,0 @@ -/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ - -/*** - This file is part of systemd. - - Copyright 2010 Lennart Poettering - - systemd is free software; you can redistribute it and/or modify it - under the terms of the GNU Lesser General Public License as published by - the Free Software Foundation; either version 2.1 of the License, or - (at your option) any later version. - - systemd is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with systemd; If not, see <http://www.gnu.org/licenses/>. -***/ - -#include <string.h> -#include <errno.h> -#include <unistd.h> - -#include "log.h" -#include "util.h" -#include "mkdir.h" -#include "unit-name.h" -#include "virt.h" - -static const char *arg_dest = "/tmp"; - -static int add_symlink(const char *fservice, const char *tservice) { - char *from = NULL, *to = NULL; - int r; - - assert(fservice); - assert(tservice); - - from = strappend(SYSTEM_DATA_UNIT_PATH "/", fservice); - to = strjoin(arg_dest,"/getty.target.wants/", tservice, NULL); - - if (!from || !to) { - r = log_oom(); - goto finish; - } - - mkdir_parents_label(to, 0755); - - r = symlink(from, to); - if (r < 0) { - if (errno == EEXIST) - /* In case console=hvc0 is passed this will very likely result in EEXIST */ - r = 0; - else { - log_error("Failed to create symlink from %s to %s: %m", from, to); - r = -errno; - } - } - -finish: - - free(from); - free(to); - - return r; -} - -static int add_serial_getty(const char *tty) { - char *n; - int r; - - assert(tty); - - log_debug("Automatically adding serial getty for /dev/%s.", tty); - - n = unit_name_replace_instance("serial-getty@.service", tty); - if (!n) - return log_oom(); - - r = add_symlink("serial-getty@.service", n); - free(n); - - return r; -} - -int main(int argc, char *argv[]) { - - static const char virtualization_consoles[] = - "hvc0\0" - "xvc0\0" - "hvsi0\0"; - - int r = EXIT_SUCCESS; - char *active; - const char *j; - - if (argc > 1 && argc != 4) { - log_error("This program takes three or no arguments."); - return EXIT_FAILURE; - } - - if (argc > 1) - arg_dest = argv[1]; - - log_set_target(LOG_TARGET_SAFE); - log_parse_environment(); - log_open(); - - umask(0022); - - if (detect_container(NULL) > 0) { - log_debug("Automatically adding console shell."); - - if (add_symlink("console-getty.service", "console-getty.service") < 0) - r = EXIT_FAILURE; - - /* Don't add any further magic if we are in a container */ - goto finish; - } - - if (read_one_line_file("/sys/class/tty/console/active", &active) >= 0) { - const char *tty; - - tty = strrchr(active, ' '); - if (tty) - tty ++; - else - tty = active; - - /* Automatically add in a serial getty on the kernel - * console */ - if (tty_is_vc(tty)) - free(active); - else { - int k; - - /* We assume that gettys on virtual terminals are - * started via manual configuration and do this magic - * only for non-VC terminals. */ - - k = add_serial_getty(tty); - free(active); - - if (k < 0) { - r = EXIT_FAILURE; - goto finish; - } - } - } - - /* Automatically add in a serial getty on the first - * virtualizer console */ - NULSTR_FOREACH(j, virtualization_consoles) { - char *p; - int k; - - if (asprintf(&p, "/sys/class/tty/%s", j) < 0) { - log_oom(); - r = EXIT_FAILURE; - goto finish; - } - - k = access(p, F_OK); - free(p); - - if (k < 0) - continue; - - k = add_serial_getty(j); - if (k < 0) { - r = EXIT_FAILURE; - goto finish; - } - } - -finish: - return r; -} |