-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
+/* SPDX-License-Identifier: LGPL-2.1+ */
/***
This file is part of systemd.
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
-#include "util.h"
+#include "alloc-util.h"
+#include "mkdir.h"
+#include "parse-util.h"
+#include "proc-cmdline.h"
+#include "special.h"
+#include "string-util.h"
#include "strv.h"
#include "unit-name.h"
-#include "mkdir.h"
+#include "util.h"
+static char *arg_default_unit = NULL;
static const char *arg_dest = "/tmp";
static char **arg_mask = NULL;
static char **arg_wants = NULL;
static bool arg_debug_shell = false;
-static int parse_proc_cmdline_item(const char *key, const char *value) {
+static int parse_proc_cmdline_item(const char *key, const char *value, void *data) {
int r;
assert(key);
if (streq(key, "systemd.mask")) {
+ char *n;
- if (!value)
- log_error("Missing argument for systemd.mask= kernel command line parameter.");
- else {
- char *n;
+ if (proc_cmdline_value_missing(key, value))
+ return 0;
- r = unit_name_mangle(value, UNIT_NAME_NOGLOB, &n);
- if (r < 0)
- return log_error_errno(r, "Failed to glob unit name: %m");
+ r = unit_name_mangle(value, UNIT_NAME_NOGLOB, &n);
+ if (r < 0)
+ return log_error_errno(r, "Failed to glob unit name: %m");
- r = strv_consume(&arg_mask, n);
- if (r < 0)
- return log_oom();
- }
+ r = strv_consume(&arg_mask, n);
+ if (r < 0)
+ return log_oom();
} else if (streq(key, "systemd.wants")) {
+ char *n;
- if (!value)
- log_error("Missing argument for systemd.want= kernel command line parameter.");
- else {
- char *n;
+ if (proc_cmdline_value_missing(key, value))
+ return 0;
- r = unit_name_mangle(value, UNIT_NAME_NOGLOB, &n);
- if (r < 0)
- return log_error_errno(r, "Failed to glob unit name: %m");
+ r = unit_name_mangle(value, UNIT_NAME_NOGLOB, &n);
+ if (r < 0)
+ return log_error_errno(r, "Failed to glob unit name: %m");
- r = strv_consume(&arg_wants, n);
- if (r < 0)
- return log_oom();
- }
+ r = strv_consume(&arg_wants, n);
+ if (r < 0)
+ return log_oom();
- } else if (streq(key, "systemd.debug-shell")) {
+ } else if (proc_cmdline_key_streq(key, "systemd.debug_shell")) {
if (value) {
r = parse_boolean(value);
if (r < 0)
- log_error("Failed to parse systemd.debug-shell= argument '%s', ignoring.", value);
+ log_error("Failed to parse systemd.debug_shell= argument '%s', ignoring.", value);
else
arg_debug_shell = r;
} else
arg_debug_shell = true;
+
+ } else if (streq(key, "systemd.unit")) {
+
+ if (proc_cmdline_value_missing(key, value))
+ return 0;
+
+ r = free_and_strdup(&arg_default_unit, value);
+ if (r < 0)
+ return log_error_errno(r, "Failed to set default unit %s: %m", value);
+
+ } else if (!value) {
+ const char *target;
+
+ target = runlevel_to_target(key);
+ if (target) {
+ r = free_and_strdup(&arg_default_unit, target);
+ if (r < 0)
+ return log_error_errno(r, "Failed to set default unit %s: %m", target);
+ }
}
return 0;
STRV_FOREACH(u, arg_mask) {
_cleanup_free_ char *p = NULL;
- p = strjoin(arg_dest, "/", *u, NULL);
+ p = strjoin(arg_dest, "/", *u);
if (!p)
return log_oom();
- if (symlink("/dev/null", p) < 0) {
+ if (symlink("/dev/null", p) < 0)
r = log_error_errno(errno,
"Failed to create mask symlink %s: %m",
p);
- }
}
return r;
STRV_FOREACH(u, arg_wants) {
_cleanup_free_ char *p = NULL, *f = NULL;
+ const char *target = arg_default_unit ?: SPECIAL_DEFAULT_TARGET;
- p = strjoin(arg_dest, "/default.target.wants/", *u, NULL);
+ p = strjoin(arg_dest, "/", target, ".wants/", *u);
if (!p)
return log_oom();
mkdir_parents_label(p, 0755);
- if (symlink(f, p) < 0) {
+ if (symlink(f, p) < 0)
r = log_error_errno(errno,
"Failed to create wants symlink %s: %m",
p);
- }
}
return r;
umask(0022);
- r = parse_proc_cmdline(parse_proc_cmdline_item);
+ r = proc_cmdline_parse(parse_proc_cmdline_item, NULL, 0);
if (r < 0)
log_warning_errno(r, "Failed to parse kernel command line, ignoring: %m");
r = q;
finish:
- return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
+ arg_default_unit = mfree(arg_default_unit);
+ return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}