/journal
/socket-proxy
/test
-/sleep
/cgtop
/locale
/cryptsetup
--- /dev/null
+/***
+ This file is part of elogind.
+
+ Copyright 2017 Sven Eden
+
+ elogind 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.
+
+ elogind 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 elogind; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+
+#include "elogind-action.h"
+#include "fd-util.h"
+#include "process-util.h"
+#include "sleep.h"
+#include "sleep-config.h"
+
+
+static int run_helper(const char *helper) {
+ int pid = fork();
+ if (pid < 0) {
+ return log_error_errno(errno, "Failed to fork: %m");
+ }
+
+ if (pid == 0) {
+ /* Child */
+
+ close_all_fds(NULL, 0);
+
+ execlp(helper, helper, NULL);
+ log_error_errno(errno, "Failed to execute %s: %m", helper);
+ _exit(EXIT_FAILURE);
+ }
+
+ return wait_for_terminate_and_warn(helper, pid, true);
+}
+
+int shutdown_or_sleep(Manager *m, HandleAction action) {
+
+ assert(m);
+
+ switch (action) {
+ case HANDLE_POWEROFF:
+ return run_helper(HALT);
+ case HANDLE_REBOOT:
+ return run_helper(REBOOT);
+ case HANDLE_HALT:
+ return run_helper(HALT);
+ case HANDLE_KEXEC:
+ return run_helper(KEXEC);
+ case HANDLE_SUSPEND:
+ return do_sleep("suspend", m->suspend_mode, m->suspend_state);
+ case HANDLE_HIBERNATE:
+ return do_sleep("hibernate", m->hibernate_mode, m->hibernate_state);
+ case HANDLE_HYBRID_SLEEP:
+ return do_sleep("hybrid-sleep", m->hybrid_sleep_mode, m->hybrid_sleep_state);
+ default:
+ return -EINVAL;
+ }
+}
--- /dev/null
+#pragma once
+#ifndef ELOGIND_SRC_LOGIN_ELOGIND_ACTION_H_INCLUDED
+#define ELOGIND_SRC_LOGIN_ELOGIND_ACTION_H_INCLUDED
+
+/***
+ This file is part of elogind.
+
+ Copyright 2017 Sven Eden
+
+ elogind 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.
+
+ elogind 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 elogind; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include "logind.h"
+
+
+int shutdown_or_sleep(Manager *m, HandleAction action);
+
+
+#endif // ELOGIND_SRC_LOGIN_ELOGIND_ACTION_H_INCLUDED
#include "formats-util.h"
#include "logind-action.h"
#include "process-util.h"
-//#include "sleep-config.h"
+#include "sleep-config.h"
//#include "special.h"
#include "string-table.h"
#include "terminal-util.h"
#include "user-util.h"
-// Additional includes needed by elogind
+/// Additional includes needed by elogind
#include "fd-util.h"
#include "fileio.h"
#include "sd-messages.h"
return 1;
}
-static int run_helper(const char *helper) {
- int pid = fork();
- if (pid < 0) {
- return log_error_errno(errno, "Failed to fork: %m");
- }
-
- if (pid == 0) {
- /* Child */
-
- close_all_fds(NULL, 0);
-
- execlp(helper, helper, NULL);
- log_error_errno(errno, "Failed to execute %s: %m", helper);
- _exit(EXIT_FAILURE);
- }
-
- return wait_for_terminate_and_warn(helper, pid, true);
-}
-
-int shutdown_or_sleep(Manager *m, HandleAction action) {
-
- assert(m);
-
- switch (action) {
- case HANDLE_POWEROFF:
- return run_helper(HALT);
- case HANDLE_REBOOT:
- return run_helper(REBOOT);
- case HANDLE_HALT:
- return run_helper(HALT);
- case HANDLE_KEXEC:
- return run_helper(KEXEC);
- case HANDLE_SUSPEND:
- return do_sleep("suspend", m->suspend_mode, m->suspend_state);
- case HANDLE_HIBERNATE:
- return do_sleep("hibernate", m->hibernate_mode, m->hibernate_state);
- case HANDLE_HYBRID_SLEEP:
- return do_sleep("hybrid-sleep", m->hybrid_sleep_mode, m->hybrid_sleep_state);
- default:
- return -EINVAL;
- }
-}
-
static const char* const handle_action_table[_HANDLE_ACTION_MAX] = {
[HANDLE_IGNORE] = "ignore",
[HANDLE_POWEROFF] = "poweroff",
#include "logind-inhibit.h"
#include "logind.h"
+/// Additional includes needed by elogind
+#include "elogind-action.h"
+
int manager_handle_action(
Manager *m,
InhibitWhat inhibit_key,
bool ignore_inhibited,
bool is_edge);
-int shutdown_or_sleep(Manager *m, HandleAction action);
-
const char* handle_action_to_string(HandleAction h) _const_;
HandleAction handle_action_from_string(const char *s) _pure_;
+++ /dev/null
-/***
- This file is part of systemd.
-
- Copyright 2013 Zbigniew Jędrzejewski-Szmek
-
- 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 <errno.h>
-#include <stdbool.h>
-#include <stddef.h>
-#include <stdio.h>
-#include <string.h>
-//#include <syslog.h>
-//#include <unistd.h>
-
-#include "sd-messages.h"
-
-//#include "alloc-util.h"
-//#include "conf-parser.h"
-//#include "def.h"
-#include "fd-util.h"
-#include "fileio.h"
-#include "log.h"
-#include "logind-sleep.h"
-//#include "macro.h"
-#include "parse-util.h"
-#include "string-util.h"
-#include "strv.h"
-
-static int can_sleep_state(char **types) {
- char **type;
- int r;
- _cleanup_free_ char *p = NULL;
-
- if (strv_isempty(types))
- return true;
-
- /* If /sys is read-only we cannot sleep */
- if (access("/sys/power/state", W_OK) < 0)
- return false;
-
- r = read_one_line_file("/sys/power/state", &p);
- if (r < 0)
- return false;
-
- STRV_FOREACH(type, types) {
- const char *word, *state;
- size_t l, k;
-
- k = strlen(*type);
- FOREACH_WORD_SEPARATOR(word, l, p, WHITESPACE, state)
- if (l == k && memcmp(word, *type, l) == 0)
- return true;
- }
-
- return false;
-}
-
-static int can_sleep_disk(char **types) {
- char **type;
- int r;
- _cleanup_free_ char *p = NULL;
-
- if (strv_isempty(types))
- return true;
-
- /* If /sys is read-only we cannot sleep */
- if (access("/sys/power/disk", W_OK) < 0)
- return false;
-
- r = read_one_line_file("/sys/power/disk", &p);
- if (r < 0)
- return false;
-
- STRV_FOREACH(type, types) {
- const char *word, *state;
- size_t l, k;
-
- k = strlen(*type);
- FOREACH_WORD_SEPARATOR(word, l, p, WHITESPACE, state) {
- if (l == k && memcmp(word, *type, l) == 0)
- return true;
-
- if (l == k + 2 &&
- word[0] == '[' &&
- memcmp(word + 1, *type, l - 2) == 0 &&
- word[l-1] == ']')
- return true;
- }
- }
-
- return false;
-}
-
-#define HIBERNATION_SWAP_THRESHOLD 0.98
-
-static int hibernation_partition_size(size_t *size, size_t *used) {
- _cleanup_fclose_ FILE *f;
- unsigned i;
-
- assert(size);
- assert(used);
-
- f = fopen("/proc/swaps", "re");
- if (!f) {
- log_full(errno == ENOENT ? LOG_DEBUG : LOG_WARNING,
- "Failed to retrieve open /proc/swaps: %m");
- assert(errno > 0);
- return -errno;
- }
-
- (void) fscanf(f, "%*s %*s %*s %*s %*s\n");
-
- for (i = 1;; i++) {
- _cleanup_free_ char *dev = NULL, *type = NULL;
- size_t size_field, used_field;
- int k;
-
- k = fscanf(f,
- "%ms " /* device/file */
- "%ms " /* type of swap */
- "%zu " /* swap size */
- "%zu " /* used */
- "%*i\n", /* priority */
- &dev, &type, &size_field, &used_field);
- if (k != 4) {
- if (k == EOF)
- break;
-
- log_warning("Failed to parse /proc/swaps:%u", i);
- continue;
- }
-
- if (streq(type, "partition") && endswith(dev, "\\040(deleted)")) {
- log_warning("Ignoring deleted swapfile '%s'.", dev);
- continue;
- }
-
- *size = size_field;
- *used = used_field;
- return 0;
- }
-
- log_debug("No swap partitions were found.");
- return -ENOSYS;
-}
-
-static bool enough_memory_for_hibernation(void) {
- _cleanup_free_ char *active = NULL;
- unsigned long long act = 0;
- size_t size = 0, used = 0;
- int r;
-
- r = hibernation_partition_size(&size, &used);
- if (r < 0)
- return false;
-
- r = get_proc_field("/proc/meminfo", "Active(anon)", WHITESPACE, &active);
- if (r < 0) {
- log_error_errno(r, "Failed to retrieve Active(anon) from /proc/meminfo: %m");
- return false;
- }
-
- r = safe_atollu(active, &act);
- if (r < 0) {
- log_error_errno(r, "Failed to parse Active(anon) from /proc/meminfo: %s: %m",
- active);
- return false;
- }
-
- r = act <= (size - used) * HIBERNATION_SWAP_THRESHOLD;
- log_debug("Hibernation is %spossible, Active(anon)=%llu kB, size=%zu kB, used=%zu kB, threshold=%.2g%%",
- r ? "" : "im", act, size, used, 100*HIBERNATION_SWAP_THRESHOLD);
-
- return r;
-}
-
-int can_sleep(Manager *m, const char *verb) {
-
- assert(streq(verb, "suspend") ||
- streq(verb, "hibernate") ||
- streq(verb, "hybrid-sleep"));
-
- if ( streq(verb, "suspend")
- && ( !can_sleep_state(m->suspend_state)
- || !can_sleep_disk(m->suspend_mode) ) )
- return false;
-
- if ( streq(verb, "hibernate")
- && ( !can_sleep_state(m->hibernate_state)
- || !can_sleep_disk(m->hibernate_mode) ) )
- return false;
-
- if ( streq(verb, "hybrid-sleep")
- && ( !can_sleep_state(m->hybrid_sleep_state)
- || !can_sleep_disk(m->hybrid_sleep_mode) ) )
- return false;
-
-
- return streq(verb, "suspend") || enough_memory_for_hibernation();
-}
-
-static int write_mode(char **modes) {
- int r = 0;
- char **mode;
-
- STRV_FOREACH(mode, modes) {
- int k;
-
- k = write_string_file("/sys/power/disk", *mode, 0);
- if (k == 0)
- return 0;
-
- log_debug_errno(k, "Failed to write '%s' to /sys/power/disk: %m",
- *mode);
- if (r == 0)
- r = k;
- }
-
- if (r < 0)
- log_error_errno(r, "Failed to write mode to /sys/power/disk: %m");
-
- return r;
-}
-
-static int write_state(FILE **f, char **states) {
- char **state;
- int r = 0;
-
- STRV_FOREACH(state, states) {
- int k;
-
- k = write_string_stream(*f, *state, true);
- if (k == 0)
- return 0;
- log_debug_errno(k, "Failed to write '%s' to /sys/power/state: %m",
- *state);
- if (r == 0)
- r = k;
-
- fclose(*f);
- *f = fopen("/sys/power/state", "we");
- if (!*f)
- return log_error_errno(errno, "Failed to open /sys/power/state: %m");
- }
-
- return r;
-}
-
-int do_sleep(const char *arg_verb, char **modes, char **states) {
-
- char *arguments[] = {
- NULL,
- (char*) "pre",
- (char*) arg_verb,
- NULL
- };
- static const char* const dirs[] = {SYSTEM_SLEEP_PATH, NULL};
-
- int r;
- _cleanup_fclose_ FILE *f = NULL;
-
- /* This file is opened first, so that if we hit an error,
- * we can abort before modifying any state. */
- f = fopen("/sys/power/state", "we");
- if (!f)
- return log_error_errno(errno, "Failed to open /sys/power/state: %m");
-
- /* Configure the hibernation mode */
- r = write_mode(modes);
- if (r < 0)
- return r;
-
- execute_directories(dirs, DEFAULT_TIMEOUT_USEC, arguments);
-
- log_struct(LOG_INFO,
- LOG_MESSAGE_ID(SD_MESSAGE_SLEEP_START),
- LOG_MESSAGE("Suspending system..."),
- "SLEEP=%s", arg_verb,
- NULL);
-
- r = write_state(&f, states);
- if (r < 0)
- return r;
-
- log_struct(LOG_INFO,
- LOG_MESSAGE_ID(SD_MESSAGE_SLEEP_STOP),
- LOG_MESSAGE("System resumed."),
- "SLEEP=%s", arg_verb,
- NULL);
-
- arguments[1] = (char*) "post";
- execute_directories(dirs, DEFAULT_TIMEOUT_USEC, arguments);
-
- return r;
-}
-
--- /dev/null
+../Makefile
\ No newline at end of file
--- /dev/null
+/***
+ This file is part of systemd.
+
+ Copyright 2012 Lennart Poettering
+ Copyright 2013 Zbigniew Jędrzejewski-Szmek
+
+ 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 <errno.h>
+//#include <getopt.h>
+//#include <stdio.h>
+
+#include "sd-messages.h"
+
+#include "def.h"
+#include "fd-util.h"
+#include "fileio.h"
+//#include "log.h"
+//#include "sleep-config.h"
+//#include "string-util.h"
+#include "strv.h"
+//#include "util.h"
+
+/// Additional includes needed by elogind
+#include "sleep.h"
+
+static char* arg_verb = NULL;
+
+static int write_mode(char **modes) {
+ int r = 0;
+ char **mode;
+
+ STRV_FOREACH(mode, modes) {
+ int k;
+
+ k = write_string_file("/sys/power/disk", *mode, 0);
+ if (k == 0)
+ return 0;
+
+ log_debug_errno(k, "Failed to write '%s' to /sys/power/disk: %m",
+ *mode);
+ if (r == 0)
+ r = k;
+ }
+
+ if (r < 0)
+ log_error_errno(r, "Failed to write mode to /sys/power/disk: %m");
+
+ return r;
+}
+
+static int write_state(FILE **f, char **states) {
+ char **state;
+ int r = 0;
+
+ STRV_FOREACH(state, states) {
+ int k;
+
+ k = write_string_stream(*f, *state, true);
+ if (k == 0)
+ return 0;
+ log_debug_errno(k, "Failed to write '%s' to /sys/power/state: %m",
+ *state);
+ if (r == 0)
+ r = k;
+
+ fclose(*f);
+ *f = fopen("/sys/power/state", "we");
+ if (!*f)
+ return log_error_errno(errno, "Failed to open /sys/power/state: %m");
+ }
+
+ return r;
+}
+
+static int execute(char **modes, char **states) {
+
+ char *arguments[] = {
+ NULL,
+ (char*) "pre",
+ arg_verb,
+ NULL
+ };
+ static const char* const dirs[] = {SYSTEM_SLEEP_PATH, NULL};
+
+ int r;
+ _cleanup_fclose_ FILE *f = NULL;
+
+ /* This file is opened first, so that if we hit an error,
+ * we can abort before modifying any state. */
+ f = fopen("/sys/power/state", "we");
+ if (!f)
+ return log_error_errno(errno, "Failed to open /sys/power/state: %m");
+
+ /* Configure the hibernation mode */
+ r = write_mode(modes);
+ if (r < 0)
+ return r;
+
+ execute_directories(dirs, DEFAULT_TIMEOUT_USEC, arguments);
+
+ log_struct(LOG_INFO,
+ LOG_MESSAGE_ID(SD_MESSAGE_SLEEP_START),
+ LOG_MESSAGE("Suspending system..."),
+ "SLEEP=%s", arg_verb,
+ NULL);
+
+ r = write_state(&f, states);
+ if (r < 0)
+ return r;
+
+ log_struct(LOG_INFO,
+ LOG_MESSAGE_ID(SD_MESSAGE_SLEEP_STOP),
+ LOG_MESSAGE("System resumed."),
+ "SLEEP=%s", arg_verb,
+ NULL);
+
+ arguments[1] = (char*) "post";
+ execute_directories(dirs, DEFAULT_TIMEOUT_USEC, arguments);
+
+ return r;
+}
+
+#if 0 /// elogind calls execute() by itself and does not need another binary
+static void help(void) {
+ printf("%s COMMAND\n\n"
+ "Suspend the system, hibernate the system, or both.\n\n"
+ "Commands:\n"
+ " -h --help Show this help and exit\n"
+ " --version Print version string and exit\n"
+ " suspend Suspend the system\n"
+ " hibernate Hibernate the system\n"
+ " hybrid-sleep Both hibernate and suspend the system\n"
+ , program_invocation_short_name);
+}
+
+static int parse_argv(int argc, char *argv[]) {
+ enum {
+ ARG_VERSION = 0x100,
+ };
+
+ static const struct option options[] = {
+ { "help", no_argument, NULL, 'h' },
+ { "version", no_argument, NULL, ARG_VERSION },
+ {}
+ };
+
+ int c;
+
+ assert(argc >= 0);
+ assert(argv);
+
+ while ((c = getopt_long(argc, argv, "h", options, NULL)) >= 0)
+ switch(c) {
+ case 'h':
+ help();
+ return 0; /* done */
+
+ case ARG_VERSION:
+ return version();
+
+ case '?':
+ return -EINVAL;
+
+ default:
+ assert_not_reached("Unhandled option");
+ }
+
+ if (argc - optind != 1) {
+ log_error("Usage: %s COMMAND",
+ program_invocation_short_name);
+ return -EINVAL;
+ }
+
+ arg_verb = argv[optind];
+
+ if (!streq(arg_verb, "suspend") &&
+ !streq(arg_verb, "hibernate") &&
+ !streq(arg_verb, "hybrid-sleep")) {
+ log_error("Unknown command '%s'.", arg_verb);
+ return -EINVAL;
+ }
+
+ return 1 /* work to do */;
+}
+
+int main(int argc, char *argv[]) {
+ _cleanup_strv_free_ char **modes = NULL, **states = NULL;
+ int r;
+
+ log_set_target(LOG_TARGET_AUTO);
+ log_parse_environment();
+ log_open();
+
+ r = parse_argv(argc, argv);
+ if (r <= 0)
+ goto finish;
+
+ r = parse_sleep_config(arg_verb, &modes, &states);
+ if (r < 0)
+ goto finish;
+
+ r = execute(modes, states);
+
+finish:
+ return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
+}
+#else
+int do_sleep(const char *verb, char **modes, char **states) {
+ assert(verb);
+ assert(modes);
+ assert(states);
+
+ arg_verb = (char*)verb;
+ return execute(modes, states);
+}
+#endif // 0
#pragma once
+#ifndef ELOGIND_SRC_SLEEP_SLEEP_H_INCLUDED
+#define ELOGIND_SRC_SLEEP_SLEEP_H_INCLUDED
/***
- This file is part of systemd.
+ This file is part of elogind.
- Copyright 2013 Zbigniew Jędrzejewski-Szmek
+ Copyright 2017 Sven Eden
- systemd is free software; you can redistribute it and/or modify it
+ elogind 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
+ elogind 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/>.
+ along with elogind; If not, see <http://www.gnu.org/licenses/>.
***/
-#include "logind.h"
+int do_sleep(const char *verb, char **modes, char **states);
-int can_sleep(Manager *m, const char *verb);
-int do_sleep(const char *arg_verb, char **modes, char **states);
+#endif // ELOGIND_SRC_SLEEP_SLEEP_H_INCLUDED