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-rw-r--r--mdk-stage1/init.c468
1 files changed, 0 insertions, 468 deletions
diff --git a/mdk-stage1/init.c b/mdk-stage1/init.c
deleted file mode 100644
index dc4239ac3..000000000
--- a/mdk-stage1/init.c
+++ /dev/null
@@ -1,468 +0,0 @@
-/*
- * Guillaume Cottenceau (gc@mandrakesoft.com)
- *
- * Copyright 2000 MandrakeSoft
- *
- * This software may be freely redistributed under the terms of the GNU
- * public license.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- */
-
-/*
- * Portions from Erik Troan (ewt@redhat.com)
- *
- * Copyright 1996 Red Hat Software
- *
- */
-
-#ifndef INIT_HEADERS
-#include "init-libc-headers.h"
-#else
-#include INIT_HEADERS
-#endif
-
-#include "config-stage1.h"
-
-#if defined(__powerpc__)
-#define TIOCSCTTY 0x540
-#endif
-
-char * env[] = {
- "PATH=/usr/bin:/bin:/sbin:/usr/sbin:/mnt/sbin:/mnt/usr/sbin:/mnt/bin:/mnt/usr/bin",
- "LD_LIBRARY_PATH=/lib:/usr/lib:/mnt/lib:/mnt/usr/lib:/usr/X11R6/lib:/mnt/usr/X11R6/lib",
- "HOME=/",
- "TERM=linux",
- "TERMINFO=/etc/terminfo",
- NULL
-};
-
-
-/*
- * this needs to handle the following cases:
- *
- * 1) run from a CD root filesystem
- * 2) run from a read only nfs rooted filesystem
- * 3) run from a floppy
- * 4) run from a floppy that's been loaded into a ramdisk
- *
- */
-
-int testing;
-int klog_pid;
-
-
-void fatal_error(char *msg)
-{
- printf("FATAL ERROR IN INIT: %s\n\nI can't recover from this, please reboot manually and send bugreport.\n", msg);
- while (1);
-}
-
-void print_error(char *msg)
-{
- printf("E: %s\n", msg);
-}
-
-void print_warning(char *msg)
-{
- printf("W: %s\n", msg);
-}
-
-void print_int_init(int fd, int i)
-{
- char buf[10];
- char * chptr = buf + 9;
- int j = 0;
-
- if (i < 0)
- {
- write(1, "-", 1);
- i = -1 * i;
- }
-
- while (i)
- {
- *chptr-- = '0' + (i % 10);
- j++;
- i = i / 10;
- }
-
- write(fd, chptr + 1, j);
-}
-
-void print_str_init(int fd, char * string)
-{
- write(fd, string, strlen(string));
-}
-
-
-/* fork to:
- * (1) watch /proc/kmsg and copy the stuff to /dev/tty4
- * (2) listens to /dev/log and copy also this stuff (log from programs)
- */
-void doklog()
-{
- fd_set readset, unixs;
- int in, out, i;
- int log;
- int s;
- int sock = -1;
- struct sockaddr_un sockaddr;
- char buf[1024];
- int readfd;
-
- /* open kernel message logger */
- in = open("/proc/kmsg", O_RDONLY,0);
- if (in < 0) {
- print_error("could not open /proc/kmsg");
- return;
- }
-
- if ((log = open("/tmp/syslog", O_WRONLY | O_CREAT, 0644)) < 0) {
- print_error("error opening /tmp/syslog");
- sleep(5);
- return;
- }
-
- if ((klog_pid = fork())) {
- close(in);
- close(log);
- return;
- } else {
- close(0);
- close(1);
- close(2);
- }
-
- out = open("/dev/tty4", O_WRONLY, 0);
- if (out < 0)
- print_warning("couldn't open tty for syslog -- still using /tmp/syslog\n");
-
- /* now open the syslog socket */
-// ############# LINUX 2.4 /dev/log IS BUGGED! --> apparently the syslogs can't reach me, and it's full up after a while
-// sockaddr.sun_family = AF_UNIX;
-// strncpy(sockaddr.sun_path, "/dev/log", UNIX_PATH_MAX);
-// sock = socket(AF_UNIX, SOCK_STREAM, 0);
-// if (sock < 0) {
-// printf("error creating socket: %d\n", errno);
-// sleep(5);
-// }
-//
-// print_str_init(log, "] got socket\n");
-// if (bind(sock, (struct sockaddr *) &sockaddr, sizeof(sockaddr.sun_family) + strlen(sockaddr.sun_path))) {
-// print_str_init(log, "] bind error: ");
-// print_int_init(log, errno);
-// print_str_init(log, "\n");
-// sleep(// }
-//
-// print_str_init(log, "] bound socket\n");
-// chmod("/dev/log", 0666);
-// if (listen(sock, 5)) {
-// print_str_init(log, "] listen error: ");
-// print_int_init(log, errno);
-// print_str_init(log, "\n");
-// sleep(5);
-// }
-
- /* disable on-console syslog output */
- syslog(8, NULL, 1);
-
- print_str_init(log, "] kernel/system logger ok\n");
- FD_ZERO(&unixs);
- while (1) {
- memcpy(&readset, &unixs, sizeof(unixs));
-
- if (sock >= 0)
- FD_SET(sock, &readset);
- FD_SET(in, &readset);
-
- i = select(20, &readset, NULL, NULL, NULL);
- if (i <= 0)
- continue;
-
- /* has /proc/kmsg things to tell us? */
- if (FD_ISSET(in, &readset)) {
- i = read(in, buf, sizeof(buf));
- if (i > 0) {
- if (out >= 0)
- write(out, buf, i);
- write(log, buf, i);
- }
- }
-
- /* examine some fd's in the hope to find some syslog outputs from programs */
- for (readfd = 0; readfd < 20; ++readfd) {
- if (FD_ISSET(readfd, &readset) && FD_ISSET(readfd, &unixs)) {
- i = read(readfd, buf, sizeof(buf));
- if (i > 0) {
- /* grep out the output of RPM telling that it installed/removed some packages */
- if (!strstr(buf, "mdk installed") && !strstr(buf, "mdk removed")) {
- if (out >= 0)
- write(out, buf, i);
- write(log, buf, i);
- }
- } else if (i == 0) {
- /* socket closed */
- close(readfd);
- FD_CLR(readfd, &unixs);
- }
- }
- }
-
- /* the socket has moved, new stuff to do */
- if (sock >= 0 && FD_ISSET(sock, &readset)) {
- s = sizeof(sockaddr);
- readfd = accept(sock, (struct sockaddr *) &sockaddr, &s);
- if (readfd < 0) {
- char * msg_error = "] error in accept\n";
- if (out >= 0)
- write(out, msg_error, strlen(msg_error));
- write(log, msg_error, strlen(msg_error));
- close(sock);
- sock = -1;
- }
- else
- FD_SET(readfd, &unixs);
- }
- }
-}
-
-
-#define LOOP_CLR_FD 0x4C01
-
-void del_loop(char *device)
-{
- int fd;
- if ((fd = open(device, O_RDONLY, 0)) < 0) {
- printf("del_loop open failed\n");
- return;
- }
-
- if (ioctl(fd, LOOP_CLR_FD, 0) < 0) {
- printf("del_loop ioctl failed");
- return;
- }
-
- close(fd);
-}
-
-struct filesystem
-{
- char * dev;
- char * name;
- char * fs;
- int mounted;
-};
-
-/* attempt to unmount all filesystems in /proc/mounts */
-void unmount_filesystems(void)
-{
- int fd, size;
- char buf[65535]; /* this should be big enough */
- char *p;
- struct filesystem fs[500];
- int numfs = 0;
- int i, nb;
-
- printf("unmounting filesystems...\n");
-
- fd = open("/proc/mounts", O_RDONLY, 0);
- if (fd < 1) {
- print_error("failed to open /proc/mounts");
- sleep(2);
- return;
- }
-
- size = read(fd, buf, sizeof(buf) - 1);
- buf[size] = '\0';
-
- close(fd);
-
- p = buf;
- while (*p) {
- fs[numfs].mounted = 1;
- fs[numfs].dev = p;
- while (*p != ' ') p++;
- *p++ = '\0';
- fs[numfs].name = p;
- while (*p != ' ') p++;
- *p++ = '\0';
- fs[numfs].fs = p;
- while (*p != ' ') p++;
- *p++ = '\0';
- while (*p != '\n') p++;
- p++;
- if (strcmp(fs[numfs].name, "/") != 0) numfs++; /* skip if root, no need to take initrd root in account */
- }
-
- /* Pixel's ultra-optimized sorting algorithm:
- multiple passes trying to umount everything until nothing moves
- anymore (a.k.a holy shotgun method) */
- do {
- nb = 0;
- for (i = 0; i < numfs; i++) {
- /*printf("trying with %s\n", fs[i].name);*/
- if (fs[i].mounted && umount(fs[i].name) == 0) {
- if (strncmp(fs[i].dev + sizeof("/dev/") - 1, "loop",
- sizeof("loop") - 1) == 0)
- del_loop(fs[i].dev);
-
- printf("\t%s\n", fs[i].name);
- fs[i].mounted = 0;
- nb++;
- }
- }
- } while (nb);
-
- for (i = nb = 0; i < numfs; i++)
- if (fs[i].mounted) {
- printf("\t%s umount failed\n", fs[i].name);
- if (strcmp(fs[i].fs, "ext2") == 0) nb++; /* don't count not-ext2 umount failed */
- }
-
- if (nb) {
- printf("failed to umount some filesystems\n");
- while (1);
- }
-}
-
-int exit_value_rescue = 66;
-
-int main(int argc __attribute__ ((unused)), char **argv __attribute__ ((unused)))
-{
- pid_t installpid, childpid;
- int wait_status;
- int fd;
- int abnormal_termination = 0;
- int end_stage2 = 0;
-
- /* getpid() != 1 should work, by linuxrc tends to get a larger pid */
- testing = (getpid() > 50);
-
- if (!testing) {
- /* turn off screen blanking */
- printf("\033[9;0]");
- printf("\033[8]");
- }
- else
- printf("*** TESTING MODE ***\n");
-
-
- printf("\n\t\t\t\033[1;40mWelcome to \033[1;36mMandrake\033[0;39m Linux\n\n");
-
- if (!testing) {
- if (mount("/proc", "/proc", "proc", 0, NULL))
- fatal_error("Unable to mount proc filesystem");
- }
-
-
- /* ignore Control-C and keyboard stop signals */
- signal(SIGINT, SIG_IGN);
- signal(SIGTSTP, SIG_IGN);
-
-
- if (!testing) {
- fd = open("/dev/tty1", O_RDWR, 0);
- if (fd < 0)
- /* try with devfs */
- fd = open("/dev/vc/1", O_RDWR, 0);
-
- if (fd < 0)
- fatal_error("failed to open /dev/tty1 and /dev/vc/1");
-
- dup2(fd, 0);
- dup2(fd, 1);
- dup2(fd, 2);
- close(fd);
- }
-
-
- /* I set me up as session leader (probably not necessary?) */
- setsid();
- if (ioctl(0, TIOCSCTTY, NULL))
- print_error("could not set new controlling tty");
-
- if (!testing) {
- char my_hostname[] = "localhost.localdomain";
- sethostname(my_hostname, sizeof(my_hostname));
- /* the default domainname (as of 2.0.35) is "(none)", which confuses
- glibc */
- setdomainname("", 0);
- }
-
- if (!testing)
- doklog();
-
- /* Go into normal init mode - keep going, and then do a orderly shutdown
- when:
-
- 1) install exits
- 2) we receive a SIGHUP
- */
-
- printf("If more people were to meet doing raklets, this planet\n");
- printf("would be a safer place.\n");
- printf("\n");
- printf("Running install...\n");
-
- if (!(installpid = fork())) {
- /* child */
- char * child_argv[2];
- child_argv[0] = "/sbin/stage1";
- child_argv[1] = NULL;
-
- execve(child_argv[0], child_argv, env);
- printf("error in exec of stage1 :-(\n");
- return 0;
- }
-
- while (!end_stage2) {
- childpid = wait4(-1, &wait_status, 0, NULL);
- if (childpid == installpid)
- end_stage2 = 1;
- }
-
- if (!WIFEXITED(wait_status) || (WEXITSTATUS(wait_status) != 0 && WEXITSTATUS(wait_status) != exit_value_rescue)) {
- printf("install exited abnormally :-( ");
- if (WIFSIGNALED(wait_status))
- printf("-- received signal %d", WTERMSIG(wait_status));
- printf("\n");
- abnormal_termination = 1;
- } else if (WIFEXITED(wait_status) && WEXITSTATUS(wait_status) == exit_value_rescue) {
- kill(klog_pid, 9);
- printf("exiting init -- giving hand to rescue\n");
- return 0;
- } else
- printf("install succeeded\n");
-
- if (testing)
- return 0;
-
- sync(); sync();
-
- printf("sending termination signals...");
- kill(-1, 15);
- sleep(2);
- printf("done\n");
-
- printf("sending kill signals...");
- kill(-1, 9);
- sleep(2);
- printf("done\n");
-
- unmount_filesystems();
-
- if (!abnormal_termination) {
- printf("rebooting system\n");
- sleep(2);
- reboot(0xfee1dead, 672274793, 0x01234567);
- } else {
- printf("you may safely reboot your system\n");
- while (1);
- }
-
- return 0;
-}
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