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Diffstat (limited to 'src/basic/util.c')
-rw-r--r--src/basic/util.c26
1 files changed, 18 insertions, 8 deletions
diff --git a/src/basic/util.c b/src/basic/util.c
index f1e3bd5b48..957b0e1ff1 100644
--- a/src/basic/util.c
+++ b/src/basic/util.c
@@ -55,6 +55,7 @@
#include "string-util.h"
#include "strv.h"
#include "time-util.h"
+#include "umask-util.h"
#include "user-util.h"
#include "util.h"
@@ -777,15 +778,24 @@ uint64_t physical_memory(void) {
return (uint64_t) mem * (uint64_t) page_size();
}
-int update_reboot_param_file(const char *param) {
- int r = 0;
+int update_reboot_parameter_and_warn(const char *param) {
+ int r;
- if (param) {
- r = write_string_file(REBOOT_PARAM_FILE, param, WRITE_STRING_FILE_CREATE);
- if (r < 0)
- return log_error_errno(r, "Failed to write reboot param to "REBOOT_PARAM_FILE": %m");
- } else
- (void) unlink(REBOOT_PARAM_FILE);
+ if (isempty(param)) {
+ if (unlink("/run/systemd/reboot-param") < 0) {
+ if (errno == ENOENT)
+ return 0;
+
+ return log_warning_errno(errno, "Failed to unlink reboot parameter file: %m");
+ }
+
+ return 0;
+ }
+
+ RUN_WITH_UMASK(0022)
+ r = write_string_file("/run/systemd/reboot-param", param, WRITE_STRING_FILE_CREATE);
+ if (r < 0)
+ return log_warning_errno(r, "Failed to write reboot parameter file: %m");
return 0;
}