.
OBS-URL: https://build.opensuse.org/package/show/Base:System/sysvinit?expand=0&rev=66
This commit is contained in:
Dr. Werner Fink
Git OBS Bridge
parent
2af725d0c5
commit
0eb5f39876
@ -1,254 +0,0 @@
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--- Makefile
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+++ Makefile 2010-05-28 14:15:39.662925024 +0000
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@@ -62,7 +62,7 @@ TODO = showconsole blogd blogger isseria
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all: $(TODO)
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libconsole.o: libconsole.c libconsole.h
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- $(CC) $(CFLAGS) $(CLOOP) -c $< -pthread
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+ $(CC) $(CFLAGS) $(CLOOP) -D_REENTRANT -c $< -pthread
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libblogger.o: libblogger.c libblogger.h
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$(CC) $(CFLAGS) $(CLOOP) -c $<
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@@ -74,7 +74,7 @@ showconsole: showconsole.c libconsole.o
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$(CC) $(CFLAGS) $(CLOOP) -o $@ $^ -Wl,--as-needed -pthread
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blogd: blogd.c libconsole.o
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- $(CC) $(CFLAGS) $(CLOOP) -o $@ $^ -Wl,--as-needed -lutil -pthread
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+ $(CC) $(CFLAGS) $(CLOOP) -D_REENTRANT -o $@ $^ -Wl,--as-needed -lutil -pthread
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blogger: blogger.c libblogger.a
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$(CC) $(CFLAGS) $(CLOOP) -o $@ $^
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--- blogd.8
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+++ blogd.8 2010-05-04 09:57:15.679656772 +0000
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@@ -58,6 +58,13 @@ that now it is able to write on
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which means that the file system is
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mounted read/write and the kernel
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messages are written to that file.
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+.TP
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+.B SIGSYS
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+says
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+.B blogd
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+that it should stop writing to disk but
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+continue to repeat messages to the old
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+devices of the system console.
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\."
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.SH BUGS
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.B blogd
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--- blogd.c
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+++ blogd.c 2010-05-28 14:31:23.748444849 +0000
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@@ -24,6 +24,7 @@
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#include <errno.h>
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#include <paths.h>
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#include "libconsole.h"
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+extern volatile sig_atomic_t nsigsys;
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/*
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* Internal logger
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@@ -102,11 +103,22 @@ static struct sigaction saved_sighup;
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static struct sigaction saved_sigint;
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static struct sigaction saved_sigquit;
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static struct sigaction saved_sigterm;
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+static struct sigaction saved_sigsys;
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static volatile sig_atomic_t signaled = 0;
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static void sighandle(int sig)
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{
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- signaled = sig;
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+ if (nsigsys && (sig == SIGTERM))
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+ return;
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+ signaled = (volatile sig_atomic_t)sig;
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+}
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+
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+/*
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+ * Stop writing logs to disk, only repeat messages
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+ */
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+static void sigsys(int sig)
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+{
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+ nsigsys = (volatile sig_atomic_t)sig;
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}
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static void set_signal(int sig, struct sigaction *old, sighandler_t handler)
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@@ -116,7 +128,7 @@ static void set_signal(int sig, struct s
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break;
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} while (errno == EINTR);
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- if (old->sa_handler != handler) {
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+ if (old && old->sa_handler != handler) {
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struct sigaction new;
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sigset_t sigset;
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@@ -143,7 +155,7 @@ static void reset_signal(int sig, struct
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break;
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} while (errno == EINTR);
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- if (old->sa_handler == cur.sa_handler) {
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+ if (old && old->sa_handler == cur.sa_handler) {
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do {
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if (sigaction(sig, old, NULL) == 0)
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break;
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@@ -320,6 +332,7 @@ int main(int argc, char *argv[])
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if (ioctl(pts, TIOCCONS, NULL) < 0)
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error("can not set console device to %s: %s\n", ptsname, strerror(errno));
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+ nsigsys = 0;
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set_signal(SIGTTIN, &saved_sigttin, SIG_IGN);
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set_signal(SIGTTOU, &saved_sigttou, SIG_IGN);
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set_signal(SIGTSTP, &saved_sigtstp, SIG_IGN);
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@@ -327,9 +340,11 @@ int main(int argc, char *argv[])
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set_signal(SIGINT, &saved_sigint, sighandle);
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set_signal(SIGQUIT, &saved_sigquit, sighandle);
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set_signal(SIGTERM, &saved_sigterm, sighandle);
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+ set_signal(SIGSYS, &saved_sigsys, sigsys);
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(void)siginterrupt(SIGINT, 0);
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(void)siginterrupt(SIGQUIT, 0);
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(void)siginterrupt(SIGTERM, 0);
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+ (void)siginterrupt(SIGSYS, 0);
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switch ((pid = fork())) {
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case 0:
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@@ -364,11 +379,22 @@ int main(int argc, char *argv[])
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fflush(stdout);
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exit(0);
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}
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- pidfile();
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- prepareIO(reconnect, pgrp, 0, 1, fd2);
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+
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+ prepareIO(reconnect, pidfile, pgrp, 0, 1, fd2);
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while (!signaled)
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safeIO();
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+ (void)tcdrain(1);
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+ (void)tcdrain(2);
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+ if (fd2 > 0)
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+ (void)tcdrain(fd2);
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+
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+ errno = 0;
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+ if ((fd = open("/dev/console", O_RDWR|O_NOCTTY)) >= 0) {
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+ (void)ioctl(fd, TIOCCONS, NULL); /* Restore old console mapping */
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+ close(fd);
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+ }
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+
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if (!cntrtty)
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kill(ppid, SIGSTOP);
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closeIO();
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@@ -394,6 +420,7 @@ int main(int argc, char *argv[])
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reset_signal(SIGINT, &saved_sigint);
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reset_signal(SIGQUIT, &saved_sigquit);
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reset_signal(SIGTERM, &saved_sigterm);
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+ reset_signal(SIGSYS, &saved_sigsys);
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return 0;
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}
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--- libconsole.c
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+++ libconsole.c 2010-05-28 13:57:01.458924791 +0000
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@@ -155,7 +155,7 @@ out:
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/*
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* Arg used: safe out
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*/
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-static void (*vc_reconnect)(int fd) = NULL;
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+static void (*vc_reconnect)(int fd);
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static inline void safeout (int fd, const char *ptr, size_t s)
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{
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int saveerr = errno;
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@@ -291,6 +291,7 @@ static int fdfifo = -1;
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/*
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* Signal control for writing on log file
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*/
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+volatile sig_atomic_t nsigsys = 0;
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static volatile sig_atomic_t nsigio = -1;
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static sigset_t save_oldset;
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@@ -382,7 +383,7 @@ xout:
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static inline void writelog(void)
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{
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if (!flog)
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- goto xout;;
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+ goto xout;
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clearerr(flog);
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lock(&llock);
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while (avail > 0) {
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@@ -715,6 +716,7 @@ static void *action(void *dummy)
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sigaddset(&sigset, SIGINT);
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sigaddset(&sigset, SIGQUIT);
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sigaddset(&sigset, SIGTERM);
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+ sigaddset(&sigset, SIGSYS);
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(void)pthread_sigmask(SIG_BLOCK, &sigset, &save_oldset);
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lock(&ljoin);
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@@ -739,11 +741,13 @@ static void *action(void *dummy)
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* Prepare I/O
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*/
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static const char *fifo_name = _PATH_BLOG_FIFO;
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+static void (*vr_access)(void);
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static pid_t pgroup = -1;
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-void prepareIO(void (*rfunc)(int), const pid_t pgrp, const int in, const int out, const int second)
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+void prepareIO(void (*rfunc)(int), void (*pfunc)(void), const pid_t pgrp, const int in, const int out, const int second)
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{
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vc_reconnect = rfunc;
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+ vr_access = pfunc;
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pgroup = pgrp;
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fdread = in;
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fdwrite = out;
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@@ -871,6 +875,10 @@ void safeIO (void)
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error("Can not open %s: %s\n", BOOT_LOGFILE, STRERR);
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goto skip;
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}
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+ if (vr_access) {
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+ (*vr_access)();
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+ vr_access = NULL;
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+ }
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if ((flog = fdopen (log, "a")) == NULL)
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error("Can not open %s: %s\n", BOOT_LOGFILE, STRERR);
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@@ -915,6 +923,15 @@ skip:
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pthread_setschedparam(pthread_self(), policy, ¶m);
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pthread_setschedparam(lthread, policy, ¶m);
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}
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+
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+ if (nsigsys) { /* Stop writing logs to disk, only repeat messages */
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+ if (flog)
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+ closeIO();
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+ if (nsigio < 0) {
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+ nsigio = SIGIO;
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+ (void)signal(SIGIO, SIG_IGN);
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+ }
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+ }
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}
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/*
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@@ -926,11 +943,9 @@ void closeIO(void)
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int n = 240;
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/* Maybe we've catched a signal, therefore */
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- if (flog) {
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- fflush(flog); /* Clear out stdio buffers */
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- fdatasync(fileno(flog));
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- } else
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+ if (!flog && !nsigsys)
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warn("no message logging because /var file system is not accessible\n");
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+
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(void)tcdrain(fdwrite); /* Hold in sync with console */
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if (fdsec > 0)
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(void)tcdrain(fdsec); /* Hold in sync with second console */
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@@ -949,9 +964,8 @@ void closeIO(void)
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timeout.tv_usec = 25*1000;
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more_input(&timeout, 1);
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+ (void)tcdrain(fdread);
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- if (!flog)
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- break;
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} while (timeout.tv_sec || timeout.tv_usec);
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if (running) {
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--- libconsole.h
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+++ libconsole.h 2009-12-21 14:54:41.299449887 +0000
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@@ -2,6 +2,6 @@ extern void pushd(const char * path);
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extern void popd(void);
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extern char * fetchtty(const pid_t pid, const pid_t ppid, unsigned int *mjmi);
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extern char * secondtty(char * compare);
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-extern void prepareIO(void (*rfunc)(int), const pid_t pgrp, const int in, const int out, const int second);
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+extern void prepareIO(void (*rfunc)(int), void (*pfunc)(void), const pid_t pgrp, const int in, const int out, const int second);
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extern void safeIO (void);
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extern void closeIO(void);
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@ -1,3 +0,0 @@
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version https://git-lfs.github.com/spec/v1
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oid sha256:131f4d1a8f833a3b3eb129e5da3263d20ac5f4cf5743bcbd4c12b0e425f0e643
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size 22528
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4
showconsole-1.11.dif
Normal file
4
showconsole-1.11.dif
Normal file
@ -0,0 +1,4 @@
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--- .dummy
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+++ .dummy 2010-08-23 17:38:50.000000000 +0000
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@@ -0,0 +1 @@
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+this is a dummy, remove if real changes are required
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3
showconsole-1.11.tar.bz2
Normal file
3
showconsole-1.11.tar.bz2
Normal file
@ -0,0 +1,3 @@
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version https://git-lfs.github.com/spec/v1
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oid sha256:7ac9362b6716fd566e1d5fe76f17bcf474315c7b391da754eb17dee3ad64cdde
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size 23513
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@ -1,4 +1,12 @@
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--- .dummy
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+++ .dummy 2010-07-29 16:15:03.330924455 +0000
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@@ -0,0 +1 @@
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+Dummy
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--- startpar.c
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+++ startpar.c 2010-08-24 12:33:01.061618653 +0000
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@@ -464,7 +464,8 @@ void run(struct prg *p)
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_exit(1);
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}
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TEMP_FAILURE_RETRY(dup2(1, 2));
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- tio.c_oflag &= ~OPOST;
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+ cfmakeraw(&tio);
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+ tio.c_oflag |= ONLCR;
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if (tcsetattr(1, TCSANOW, &tio))
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perror("tcsetattr");
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if (wzok)
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@ -1,3 +1,13 @@
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-------------------------------------------------------------------
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Mon Aug 23 17:40:12 CEST 2010 - werner@suse.de
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- New showconsole version 1.11
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* Handle more than two console devices
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* Speed up used pts/tty pair by enabling raw mode
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* Implement termios locking scheme but disable it as it may
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interfere with sulogin and others using the old console
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- Enabling full raw mode for pty/tty pairs of startpar
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-------------------------------------------------------------------
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Thu Jul 29 18:15:34 CEST 2010 - werner@suse.de
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@ -22,7 +22,7 @@ Name: sysvinit
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%define MGVER 0.9.6s
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%define PDVER 2.0.2
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%define KPVER 2.16
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%define SCVER 1.10
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%define SCVER 1.11
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%define SIVER 2.88
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%define START 0.56
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License: GPLv2+
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@ -37,7 +37,7 @@ Url: http://savannah.nongnu.org/projects/sysvinit/
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Source: http://download.savannah.gnu.org/releases/sysvinit/sysvinit-2.88dsf.tar.bz2
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Source2: killproc-2.16.tar.bz2
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Source3: powerd-2.0.2.tar.bz2
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Source4: showconsole-1.10.tar.bz2
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Source4: showconsole-1.11.tar.bz2
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Source5: startpar-0.56.tar.bz2
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Source6: rc.powerd
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Source7: sysvinit-rpmlintrc
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@ -55,7 +55,7 @@ Patch7: sysvinit-2.88dsf-selinux.patch
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Patch20: powerd-2.0.2.dif
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Patch21: powerd-2.0.2-getaddrinfo.patch
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Patch30: killproc-2.16.dif
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Patch40: showconsole-1.10.dif
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Patch40: showconsole-1.11.dif
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Patch50: startpar-0.56.dif
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Requires: sysvinit-tools
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Provides: sbin_init
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