forked from pool/systemd
160 lines
4.8 KiB
Diff
160 lines
4.8 KiB
Diff
Use and set default logging console for both journald and kernel messages
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---
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src/journal/journald-console.c | 96 +++++++++++++++++++++++++++++++++++++++++
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src/journal/journald-console.h | 4 +
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src/journal/journald-server.c | 5 ++
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3 files changed, 105 insertions(+)
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--- src/journal/journald-console.c
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+++ src/journal/journald-console.c 2014-07-23 09:08:29.522235688 +0000
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@@ -23,6 +23,14 @@
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#include <fcntl.h>
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#include <unistd.h>
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#include <sys/socket.h>
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+#ifdef HAVE_SYSV_COMPAT
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+# include <linux/tiocl.h>
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+# include <linux/vt.h>
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+# include <sys/ioctl.h>
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+# include <sys/klog.h>
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+# include <errno.h>
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+# include "util.h"
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+#endif
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#include "fileio.h"
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#include "journald-server.h"
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@@ -43,6 +51,74 @@ static bool prefix_timestamp(void) {
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return cached_printk_time;
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}
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+#ifdef HAVE_SYSV_COMPAT
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+void defaul_tty_path(Server *s)
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+{
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+ static const char list[] = "/dev/tty10\0" "/dev/console\0";
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+ const char *vc;
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+
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+ if (s->tty_path)
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+ return;
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+
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+ NULSTR_FOREACH(vc, list) {
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+ _cleanup_close_ int fd = -1;
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+
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+ if (access(vc, F_OK) < 0)
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+ continue;
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+
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+ fd = open_terminal(vc, O_WRONLY|O_NOCTTY|O_CLOEXEC);
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+ if (fd < 0)
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+ continue;
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+
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+ s->tty_path = strdup(vc);
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+ break;
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+ }
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+}
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+
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+void klogconsole(Server *s)
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+{
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+ _cleanup_free_ char *klogconsole_params = NULL;
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+ _cleanup_close_ int fd = -1;
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+ const char *vc = s->tty_path;
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+ const char *num;
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+ int tiocl[2];
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+ int r;
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+
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+ if (!vc || *vc == 0 || !strneq("/dev/tty", vc, 8))
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+ return;
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+
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+ num = vc + strcspn(vc, "0123456789");
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+ if (safe_atoi(num, &r) < 0)
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+ return;
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+
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+ if (access(vc, F_OK) < 0)
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+ return false;
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+
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+ fd = open_terminal(vc, O_RDWR|O_NOCTTY|O_CLOEXEC);
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+ if (fd < 0)
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+ return;
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+
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+ tiocl[0] = TIOCL_SETKMSGREDIRECT;
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+ tiocl[1] = r;
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+
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+ if (ioctl(fd, TIOCLINUX, tiocl) < 0)
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+ return;
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+
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+ zero(klogconsole_params);
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+ r = parse_env_file("/etc/sysconfig/boot", NEWLINE,
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+ "KLOGCONSOLE_PARAMS", &klogconsole_params,
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+ NULL);
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+ if (r < 0)
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+ return;
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+ if (!klogconsole_params || *klogconsole_params == 0)
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+ return;
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+
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+ num = klogconsole_params + strcspn(klogconsole_params, "0123456789");
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+ if (safe_atoi(num, &r) == 0)
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+ klogctl(8, 0, r);
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+}
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+#endif
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+
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void server_forward_console(
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Server *s,
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int priority,
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@@ -63,6 +139,10 @@ void server_forward_console(
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if (LOG_PRI(priority) > s->max_level_console)
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return;
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+
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+ /* Do not write security/authorization (private) messages to console */
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+ if (priority & LOG_AUTHPRIV)
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+ return;
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/* First: timestamp */
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if (prefix_timestamp()) {
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@@ -101,7 +181,23 @@ void server_forward_console(
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fd = open_terminal(tty, O_WRONLY|O_NOCTTY|O_CLOEXEC);
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if (fd < 0) {
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log_debug("Failed to open %s for logging: %m", tty);
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+#ifdef HAVE_SYSV_COMPAT
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+ if (fd != -ENOENT && fd != -ENODEV)
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+ return;
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+ if (tty != s->tty_path)
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+ return;
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+ if (!streq("/dev/console", tty)) {
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+ if (s->tty_path)
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+ free(s->tty_path);
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+ s->tty_path = NULL;
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+ tty = "/dev/console";
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+ fd = open_terminal(tty, O_WRONLY|O_NOCTTY|O_CLOEXEC);
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+ if (fd < 0)
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+ return;
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+ }
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+#else
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return;
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+#endif
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}
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if (writev(fd, iovec, n) < 0)
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--- src/journal/journald-console.h
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+++ src/journal/journald-console.h 2014-07-22 11:20:52.754235644 +0000
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@@ -24,3 +24,7 @@
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#include "journald-server.h"
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void server_forward_console(Server *s, int priority, const char *identifier, const char *message, struct ucred *ucred);
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+#ifdef HAVE_SYSV_COMPAT
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+void klogconsole(Server *s);
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+void defaul_tty_path(Server *s);
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+#endif
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--- src/journal/journald-server.c
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+++ src/journal/journald-server.c 2014-07-22 11:16:45.966236859 +0000
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@@ -1509,6 +1509,11 @@ int server_init(Server *s) {
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server_parse_config_file(s);
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server_parse_proc_cmdline(s);
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+ defaul_tty_path(s);
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+
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+ if (s->tty_path)
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+ klogconsole(s);
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+
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if (!!s->rate_limit_interval ^ !!s->rate_limit_burst) {
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log_debug("Setting both rate limit interval and burst from %llu,%u to 0,0",
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(long long unsigned) s->rate_limit_interval,
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