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authorLennart Poettering <lennart@poettering.net>2011-08-31 04:15:42 +0200
committerLennart Poettering <lennart@poettering.net>2011-08-31 04:15:42 +0200
commit3c20189a722e6f2eec12c57c3bf3567533073c66 (patch)
tree850ccdbfd58666eac12563627009326e2c7b71e0 /src
parentf917c3e5e189ea062adbad8432c16ea2408d3368 (diff)
getty: automatically add getty on hvsi0 virtualizer console
https://bugs.freedesktop.org/show_bug.cgi?id=39818
Diffstat (limited to 'src')
-rw-r--r--src/99-systemd.rules.in2
-rw-r--r--src/getty-generator.c68
2 files changed, 54 insertions, 16 deletions
diff --git a/src/99-systemd.rules.in b/src/99-systemd.rules.in
index a9e740e05a..884a614404 100644
--- a/src/99-systemd.rules.in
+++ b/src/99-systemd.rules.in
@@ -8,7 +8,7 @@
ACTION=="remove", GOTO="systemd_end"
SUBSYSTEM=="tty", KERNEL=="tty[0-9]|tty1[0-2]", TAG+="systemd"
-SUBSYSTEM=="tty", KERNEL=="tty[a-zA-Z]*|hvc*|xvc*", TAG+="systemd"
+SUBSYSTEM=="tty", KERNEL=="tty[a-zA-Z]*|hvc*|xvc*|hvsi*", TAG+="systemd"
KERNEL=="vport*", TAG+="systemd"
diff --git a/src/getty-generator.c b/src/getty-generator.c
index 14cceb49c8..4be3ce9640 100644
--- a/src/getty-generator.c
+++ b/src/getty-generator.c
@@ -47,7 +47,7 @@ static int add_symlink(const char *fservice, const char *tservice) {
r = symlink(from, to);
if (r < 0) {
if (errno == EEXIST)
- /* In case console=hvc is passed this will very likely result in EEXIST */
+ /* In case console=hvc0 is passed this will very likely result in EEXIST */
r = 0;
else {
log_error("Failed to create symlink from %s to %s: %m", from, to);
@@ -64,23 +64,30 @@ finish:
}
int main(int argc, char *argv[]) {
+
+ static const char virtualization_consoles[] =
+ "hvc0\0"
+ "xvc0\0"
+ "hvsi0\0";
+
int r = EXIT_SUCCESS;
char *active;
+ const char *j;
if (argc > 2) {
log_error("This program takes one or no arguments.");
return EXIT_FAILURE;
}
- if (argc > 1)
- arg_dest = argv[1];
-
log_set_target(LOG_TARGET_SYSLOG_OR_KMSG);
log_parse_environment();
log_open();
umask(0022);
+ if (argc > 1)
+ arg_dest = argv[1];
+
if (detect_container(NULL) > 0) {
log_debug("Automatically adding console shell.");
@@ -102,8 +109,11 @@ int main(int argc, char *argv[]) {
/* Automatically add in a serial getty on the kernel
* console */
- if (!tty_is_vc(tty)) {
+ if (tty_is_vc(tty))
+ free(active);
+ else {
char *n;
+ int k;
/* We assume that gettys on virtual terminals are
* started via manual configuration and do this magic
@@ -112,30 +122,58 @@ int main(int argc, char *argv[]) {
log_debug("Automatically adding serial getty for /dev/%s.", tty);
n = unit_name_replace_instance("serial-getty@.service", tty);
- if (!n || add_symlink("serial-getty@.service", n) < 0)
+ free(active);
+
+ if (!n) {
+ log_error("Out of memory");
r = EXIT_FAILURE;
+ goto finish;
+ }
+ k = add_symlink("serial-getty@.service", n);
free(n);
- }
- free(active);
+ if (k < 0) {
+ r = EXIT_FAILURE;
+ goto finish;
+ }
+ }
}
/* Automatically add in a serial getty on the first
* virtualizer console */
- if (access("/sys/class/tty/hvc0", F_OK) == 0) {
- log_debug("Automatically adding serial getty for hvc0.");
+ NULSTR_FOREACH(j, virtualization_consoles) {
+ char *n, *p;
+ int k;
- if (add_symlink("serial-getty@.service", "serial-getty@hvc0.service") < 0)
+ if (asprintf(&p, "/sys/class/tty/%s", j) < 0) {
+ log_error("Out of memory");
r = EXIT_FAILURE;
+ goto finish;
+ }
- }
+ k = access(p, F_OK);
+ free(p);
+
+ if (k < 0)
+ continue;
- if (access("/sys/class/tty/xvc0", F_OK) == 0) {
- log_debug("Automatically adding serial getty for xvc0.");
+ log_debug("Automatically adding serial getty for /dev/%s.", j);
- if (add_symlink("serial-getty@.service", "serial-getty@xvc0.service") < 0)
+ n = unit_name_replace_instance("serial-getty@.service", j);
+ if (!n) {
+ log_error("Out of memory");
r = EXIT_FAILURE;
+ goto finish;
+ }
+
+ k = add_symlink("serial-getty@.service", n);
+ free(n);
+
+ if (k < 0) {
+ r = EXIT_FAILURE;
+ goto finish;
+ }
}
finish: