3
0
forked from pool/util-linux
Dr. Werner Fink 2014-03-06 09:46:46 +00:00 committed by Git OBS Bridge
parent d4b4a095b8
commit 7309d0e418
3 changed files with 118 additions and 20 deletions

View File

@ -3,12 +3,26 @@ flags become changed from under the first agetty on a serial system
console as the flags are locked.
---
agetty.c | 39 ++++++++++++++++++++++++++++++++-------
1 file changed, 32 insertions(+), 7 deletions(-)
agetty.c | 75 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++------
1 file changed, 68 insertions(+), 7 deletions(-)
--- term-utils/agetty.c
+++ term-utils/agetty.c 2014-01-10 13:05:50.411075349 +0000
@@ -281,8 +281,9 @@ static void login_options_to_argv(char *
+++ term-utils/agetty.c 2014-03-05 17:52:32.574235616 +0000
@@ -20,6 +20,7 @@
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/stat.h>
+#include <sys/wait.h>
#include <fcntl.h>
#include <stdarg.h>
#include <ctype.h>
@@ -276,13 +277,15 @@ static void log_warn (const char *, ...)
static ssize_t append(char *dest, size_t len, const char *sep, const char *src);
static void check_username (const char* nm);
static void login_options_to_argv(char *argv[], int *argc, char *str, char *username);
+static int plymouth_command(const char* arg);
/* Fake hostname for ut_host specified on command line. */
static char *fakehost;
#ifdef DEBUGGING
@ -19,7 +33,7 @@ console as the flags are locked.
# endif
# define debug(s) do { fprintf(dbf,s); fflush(dbf); } while (0)
FILE *dbf;
@@ -320,8 +321,12 @@ int main(int argc, char **argv)
@@ -320,8 +323,12 @@ int main(int argc, char **argv)
#ifdef DEBUGGING
dbf = fopen(DEBUG_OUTPUT, "w");
@ -33,7 +47,7 @@ console as the flags are locked.
#endif /* DEBUGGING */
/* Parse command-line arguments. */
@@ -473,7 +478,6 @@ int main(int argc, char **argv)
@@ -473,7 +480,6 @@ int main(int argc, char **argv)
if (options.osrelease)
free(options.osrelease);
#ifdef DEBUGGING
@ -41,14 +55,14 @@ console as the flags are locked.
if (close_stream(dbf) != 0)
log_err("write failed: %s", DEBUG_OUTPUT);
#endif
@@ -1090,6 +1094,25 @@ static void termio_init(struct options *
@@ -1104,6 +1110,27 @@ static void termio_init(struct options *
{
speed_t ispeed, ospeed;
struct winsize ws;
+ struct termios lock;
+ int i;
+ int i = (plymouth_command("--ping") == 0) ? 30 : 0;
+
+ for (i = 0; i < 20; i++) {
+ while (i-- > 0) {
+ /*
+ * Even with TTYReset=no it seems with systemd or plymouth
+ * the termios flags become changed from under the first
@ -60,14 +74,16 @@ console as the flags are locked.
+ if (!lock.c_iflag && !lock.c_oflag && !lock.c_cflag && !lock.c_lflag)
+ break;
+ debug("termios locked\n");
+ if (i == 15 && plymouth_command("quit") != 0)
+ break;
+ sleep(1);
+ }
+ memset(&lock, 0, sizeof(struct termios));
+ ioctl(STDIN_FILENO, TIOCSLCKTRMIOS, &lock);
+ memset(&lock, 0, sizeof(struct termios));
+ ioctl(STDIN_FILENO, TIOCSLCKTRMIOS, &lock);
if (op->flags & F_VCONSOLE) {
#if defined(IUTF8) && defined(KDGKBMODE)
@@ -1154,9 +1177,6 @@ static void termio_init(struct options *
@@ -1168,9 +1195,6 @@ static void termio_init(struct options *
* later on.
*/
@ -77,7 +93,7 @@ console as the flags are locked.
#ifdef IUTF8
tp->c_iflag = tp->c_iflag & IUTF8;
if (tp->c_iflag & IUTF8)
@@ -1216,8 +1236,11 @@ static void termio_init(struct options *
@@ -1230,8 +1254,11 @@ static void termio_init(struct options *
if (op->flags & F_RTSCTS)
tp->c_cflag |= CRTSCTS;
#endif
@ -90,7 +106,7 @@ console as the flags are locked.
/* Go to blocking input even in local mode. */
fcntl(STDIN_FILENO, F_SETFL,
@@ -1238,6 +1261,10 @@ static void reset_vc(const struct option
@@ -1252,6 +1279,10 @@ static void reset_vc(const struct option
if (tcsetattr(STDIN_FILENO, TCSADRAIN, tp))
log_warn(_("setting terminal attributes failed: %m"));
@ -101,3 +117,37 @@ console as the flags are locked.
}
/* Extract baud rate from modem status message. */
@@ -2273,3 +2304,33 @@ err:
log_err(_("checkname failed: %m"));
}
+/*
+ * For the case plymouth is found on this system
+ */
+static int plymouth_command(const char* arg)
+{
+ const char *cmd = "/usr/bin/plymouth";
+ static int has_plymouth = 1;
+ pid_t pid;
+
+ if (!has_plymouth)
+ return 127;
+
+ pid = fork();
+ if (!pid) {
+ int fd = open("/dev/null", O_RDWR);
+ dup2(fd, 0);
+ dup2(fd, 1);
+ dup2(fd, 2);
+ close(fd);
+ execl(cmd, cmd, arg, (char *) NULL);
+ exit(127);
+ } else if (pid > 0) {
+ int status;
+ waitpid(pid, &status, 0);
+ if (status == 127)
+ has_plymouth = 0;
+ return status;
+ }
+ return 1;
+}

View File

@ -1,20 +1,57 @@
Make sure that plymouth does not break sulogin.
---
sulogin.c | 18 +++++++++++++++++-
1 file changed, 17 insertions(+), 1 deletion(-)
sulogin.c | 51 ++++++++++++++++++++++++++++++++++++++++++++++++++-
1 file changed, 50 insertions(+), 1 deletion(-)
--- login-utils/sulogin.c
+++ login-utils/sulogin.c 2014-02-06 09:39:57.726236116 +0000
@@ -83,7 +83,23 @@ static void tcinit(struct console *con)
+++ login-utils/sulogin.c 2014-03-05 17:42:40.442235465 +0000
@@ -77,13 +77,62 @@ static volatile sig_atomic_t sigchild;
#endif
/*
+ * For the case plymouth is found on this system
+ */
+static int plymouth_command(const char* arg)
+{
+ const char *cmd = "/usr/bin/plymouth";
+ static int has_plymouth = 1;
+ pid_t pid;
+
+ if (!has_plymouth)
+ return 127;
+
+ pid = fork();
+ if (!pid) {
+ int fd = open("/dev/null", O_RDWR);
+ dup2(fd, 0);
+ dup2(fd, 1);
+ dup2(fd, 2);
+ close(fd);
+ execl(cmd, cmd, arg, (char *) NULL);
+ exit(127);
+ } else if (pid > 0) {
+ int status;
+ waitpid(pid, &status, 0);
+ if (status == 127)
+ has_plymouth = 0;
+ return status;
+ }
+ return 1;
+}
+
+/*
* Fix the tty modes and set reasonable defaults.
*/
static void tcinit(struct console *con)
{
int mode = 0, flags = 0;
struct termios *tio = &con->tio;
- int fd = con->fd;
+ struct termios lock;
+ int i, fd = con->fd;
+ int fd = con->fd, i = (plymouth_command("--ping")) ? 20 : 0;
+
+ for (i = 0; i < 5; i++) {
+ while (i-- > 0) {
+ /*
+ * With plymouth the termios flags become changed after this
+ * function had changed the termios.
@ -24,6 +61,8 @@ Make sure that plymouth does not break sulogin.
+ break;
+ if (!lock.c_iflag && !lock.c_oflag && !lock.c_cflag && !lock.c_lflag)
+ break;
+ if (i == 15 && plymouth_command("quit") != 0)
+ break;
+ sleep(1);
+ }
+ memset(&lock, 0, sizeof(struct termios));

View File

@ -1,3 +1,12 @@
-------------------------------------------------------------------
Thu Mar 6 09:43:34 UTC 2014 - werner@suse.de
- Modify the patches
agetty-fooled-on-serial-line-due-plymouth.patch
sulogin-fooled-on-tty-line-due-plymouth.patch
to be able to disable plymouth if not already terminated due to
a hanging network service (bnc#866860)
-------------------------------------------------------------------
Sun Feb 9 21:20:31 UTC 2014 - andreas.stieger@gmx.de