vt_disallocate(context->tty_path);
}
+static bool is_terminal_output(ExecOutput o) {
+ return
+ o == EXEC_OUTPUT_TTY ||
+ o == EXEC_OUTPUT_SYSLOG_AND_CONSOLE ||
+ o == EXEC_OUTPUT_KMSG_AND_CONSOLE ||
+ o == EXEC_OUTPUT_JOURNAL_AND_CONSOLE;
+}
+
static int open_null_as(int flags, int nfd) {
int fd, r;
!!context->syslog_level_prefix,
output == EXEC_OUTPUT_SYSLOG || output == EXEC_OUTPUT_SYSLOG_AND_CONSOLE,
output == EXEC_OUTPUT_KMSG || output == EXEC_OUTPUT_KMSG_AND_CONSOLE,
- output == EXEC_OUTPUT_SYSLOG_AND_CONSOLE || output == EXEC_OUTPUT_KMSG_AND_CONSOLE || output == EXEC_OUTPUT_JOURNAL_AND_CONSOLE);
+ is_terminal_output(output));
if (fd != nfd) {
r = dup2(fd, nfd) < 0 ? -errno : nfd;
case EXEC_OUTPUT_JOURNAL_AND_CONSOLE:
r = connect_logger_as(context, o, ident, unit_id, fileno);
if (r < 0) {
- log_error("Failed to connect std%s of %s to the journal socket: %s",
+ log_struct_unit(LOG_CRIT, unit_id,
+ "MESSAGE=Failed to connect std%s of %s to the journal socket: %s",
fileno == STDOUT_FILENO ? "out" : "err",
- unit_id, strerror(-r));
+ unit_id, strerror(-r),
+ "ERRNO=%d", -r,
+ NULL);
r = open_null_as(O_WRONLY, fileno);
}
return r;
return 0;
}
+static bool tty_may_match_dev_console(const char *tty) {
+ char *active = NULL, *console;
+ bool b;
+
+ if (startswith(tty, "/dev/"))
+ tty += 5;
+
+ /* trivial identity? */
+ if (streq(tty, "console"))
+ return true;
+
+ console = resolve_dev_console(&active);
+ /* if we could not resolve, assume it may */
+ if (!console)
+ return true;
+
+ /* "tty0" means the active VC, so it may be the same sometimes */
+ b = streq(console, tty) || (streq(console, "tty0") && tty_is_vc(tty));
+ free(active);
+
+ return b;
+}
+
+bool exec_context_may_touch_console(ExecContext *ec) {
+ return (ec->tty_reset || ec->tty_vhangup || ec->tty_vt_disallocate ||
+ is_terminal_input(ec->std_input) ||
+ is_terminal_output(ec->std_output) ||
+ is_terminal_output(ec->std_error)) &&
+ tty_may_match_dev_console(tty_path(ec));
+}
+
static void strv_fprintf(FILE *f, char **l) {
char **g;