diff options
Diffstat (limited to 'util-vserver/patches/0.30.210-r15/util-vserver-0.30.210-vlogin.patch')
-rw-r--r-- | util-vserver/patches/0.30.210-r15/util-vserver-0.30.210-vlogin.patch | 455 |
1 files changed, 0 insertions, 455 deletions
diff --git a/util-vserver/patches/0.30.210-r15/util-vserver-0.30.210-vlogin.patch b/util-vserver/patches/0.30.210-r15/util-vserver-0.30.210-vlogin.patch deleted file mode 100644 index b04e384..0000000 --- a/util-vserver/patches/0.30.210-r15/util-vserver-0.30.210-vlogin.patch +++ /dev/null @@ -1,455 +0,0 @@ -diff -NurpP util-vserver-0.30.210/ensc_wrappers/wrappers.h util-vserver-0.30.210-vlogin/ensc_wrappers/wrappers.h ---- util-vserver-0.30.210/ensc_wrappers/wrappers.h 2006-01-22 12:18:14.000000000 +0100 -+++ util-vserver-0.30.210-vlogin/ensc_wrappers/wrappers.h 2006-04-07 12:12:36.912449000 +0200 -@@ -111,6 +111,10 @@ - # include "wrappers-stat.hc" - #endif - -+#ifdef ENSC_WRAPPERS_TERMIOS -+# include "wrappers-termios.hc" -+#endif -+ - #undef ENSC_DETAIL2 - #undef ENSC_DETAIL1 - #undef ENSC_DOQUOTE_COND -diff -NurpP util-vserver-0.30.210/ensc_wrappers/wrappers-termios.hc util-vserver-0.30.210-vlogin/ensc_wrappers/wrappers-termios.hc ---- util-vserver-0.30.210/ensc_wrappers/wrappers-termios.hc 1970-01-01 01:00:00.000000000 +0100 -+++ util-vserver-0.30.210-vlogin/ensc_wrappers/wrappers-termios.hc 2006-04-07 12:12:36.916449000 +0200 -@@ -0,0 +1,32 @@ -+// $Id$ --*- c -*-- -+ -+// Copyright (C) 2006 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de> -+// -+// This program is free software; you can redistribute it and/or modify -+// it under the terms of the GNU General Public License as published by -+// the Free Software Foundation; version 2 of the License. -+// -+// This program is distributed in the hope that it will be useful, -+// but WITHOUT ANY WARRANTY; without even the implied warranty of -+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+// GNU General Public License for more details. -+// -+// 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. -+ -+#ifndef H_ENSC_IN_WRAPPERS_H -+# error wrappers-termios.hc can not be used in this way -+#endif -+ -+inline static WRAPPER_DECL void -+Etcgetattr(int fd, struct termios *termios_p) -+{ -+ FatalErrnoError(tcgetattr(fd, termios_p)==-1, "tcgetattr()"); -+} -+ -+inline static WRAPPER_DECL void -+Etcsetattr(int fd, int optional_actions, struct termios *termios_p) -+{ -+ FatalErrnoError(tcsetattr(fd, optional_actions, termios_p)==-1, "tcsetattr()"); -+} -diff -NurpP util-vserver-0.30.210/scripts/vserver.functions util-vserver-0.30.210-vlogin/scripts/vserver.functions ---- util-vserver-0.30.210/scripts/vserver.functions 2006-01-22 13:24:25.000000000 +0100 -+++ util-vserver-0.30.210-vlogin/scripts/vserver.functions 2006-04-07 12:12:36.944451000 +0200 -@@ -39,7 +39,7 @@ declare -a ENTER_SHELL=() - - declare -a OPTS_VCONTEXT_CREATE=() - declare -a OPTS_VCONTEXT_MIGRATE=() --declare -a OPTS_VCONTEXT_ENTER=() -+declare -a OPTS_VCONTEXT_ENTER=( --vlogin ) - declare -a OPTS_VATTRIBUTE=( --flag fakeinit ) - declare -a OPTS_VSCHED=() - -diff -NurpP util-vserver-0.30.210/src/Makefile-files util-vserver-0.30.210-vlogin/src/Makefile-files ---- util-vserver-0.30.210/src/Makefile-files 2006-01-22 12:28:00.000000000 +0100 -+++ util-vserver-0.30.210-vlogin/src/Makefile-files 2006-04-07 12:12:36.952452000 +0200 -@@ -167,7 +167,7 @@ src_chcontext_compat_SOURCES = src/chcon - src_chcontext_compat_LDADD = $(VSERVER_LDADDS) $(LIBINTERNAL) - src_chcontext_compat_LDFLAGS = $(VSERVER_LDFLGS) - --src_vcontext_SOURCES = src/vcontext.c -+src_vcontext_SOURCES = src/vcontext.c src/vlogin.c - src_vcontext_LDADD = $(VSERVER_LDADDS) $(LIBINTERNAL) - src_vcontext_LDFLAGS = $(VSERVER_LDFLGS) - -diff -NurpP util-vserver-0.30.210/src/vcontext.c util-vserver-0.30.210-vlogin/src/vcontext.c ---- util-vserver-0.30.210/src/vcontext.c 2005-10-30 00:38:36.000000000 +0200 -+++ util-vserver-0.30.210-vlogin/src/vcontext.c 2006-04-07 16:54:41.962816000 +0200 -@@ -62,6 +62,7 @@ - #define CMD_NAMESPACE 0x400d - #define CMD_PERSTYPE 0x400e - #define CMD_PERSFLAG 0x400f -+#define CMD_VLOGIN 0x4010 - - - struct option const -@@ -85,6 +86,7 @@ CMDLINE_OPTIONS[] = { - { "syncmsg", required_argument, 0, CMD_SYNCMSG }, - { "personality-type", required_argument, 0, CMD_PERSTYPE }, - { "personality-flags", required_argument, 0, CMD_PERSFLAG }, -+ { "vlogin", no_argument, 0, CMD_VLOGIN }, - #if 1 - { "fakeinit", no_argument, 0, CMD_INITPID }, // compatibility - #endif -@@ -100,6 +102,7 @@ struct Arguments { - bool is_initpid; - bool is_silentexist; - bool set_namespace; -+ bool do_vlogin; - uint_least32_t personality_flags; - uint_least32_t personality_type; - int verbosity; -@@ -112,6 +115,8 @@ struct Arguments { - - int wrapper_exit_code = 255; - -+void do_vlogin(int argc, char *argv[], int ind); -+ - static void - showHelp(int fd, char const *cmd, int res) - { -@@ -145,6 +150,7 @@ showHelp(int fd, char const *cmd, int re - " --syncmsg <message>\n" - " ... use <message> as synchronization message; by\n" - " default, 'ok' will be used\n" -+ " --vlogin ... enable terminal proxy\n" - "\n" - "'vcontext --create' exits with code 254 iff the context exists already.\n" - "\n" -@@ -233,7 +239,7 @@ doExternalSync(int fd, char const *msg) - } - - static inline ALWAYSINLINE int --doit(struct Arguments const *args, char *argv[]) -+doit(struct Arguments const *args, int argc, char *argv[]) - { - int p[2][2]; - pid_t pid = initSync(p, args->do_disconnect); -@@ -287,12 +293,15 @@ doit(struct Arguments const *args, char - sys_personality(args->personality_type | args->personality_flags)==-1) { - perror(ENSC_WRAPPERS_PREFIX "personality()"); - exit(wrapper_exit_code); -- } -+ } - - doExternalSync(ext_sync_fd, args->sync_msg); - doSyncStage1(p, args->do_disconnect); - DPRINTF("doit: pid=%u, ppid=%u\n", getpid(), getppid()); -- execvp (argv[optind],argv+optind); -+ if (!args->do_vlogin) -+ execvp (argv[optind],argv+optind); -+ else -+ do_vlogin(argc, argv, optind); - doSyncStage2(p, args->do_disconnect); - - PERROR_Q(ENSC_WRAPPERS_PREFIX "execvp", argv[optind]); -@@ -341,6 +350,7 @@ int main (int argc, char *argv[]) - .do_migrateself = false, - .do_disconnect = false, - .do_endsetup = false, -+ .do_vlogin = false, - .is_initpid = false, - .is_silentexist = false, - .set_namespace = false, -@@ -363,6 +373,7 @@ int main (int argc, char *argv[]) - case CMD_MIGRATE : args.do_migrate = true; break; - case CMD_DISCONNECT : args.do_disconnect = true; break; - case CMD_ENDSETUP : args.do_endsetup = true; break; -+ case CMD_VLOGIN : args.do_vlogin = true; break; - case CMD_INITPID : args.is_initpid = true; break; - case CMD_CHROOT : args.do_chroot = true; break; - case CMD_NAMESPACE : args.set_namespace = true; break; -@@ -408,7 +419,7 @@ int main (int argc, char *argv[]) - else if (optind>=argc) - WRITE_MSG(2, "No command given; use '--help' for more information.\n"); - else -- return doit(&args, argv); -+ return doit(&args, argc, argv); - - return wrapper_exit_code; - } -diff -NurpP util-vserver-0.30.210/src/vlogin.c util-vserver-0.30.210-vlogin/src/vlogin.c ---- util-vserver-0.30.210/src/vlogin.c 1970-01-01 01:00:00.000000000 +0100 -+++ util-vserver-0.30.210-vlogin/src/vlogin.c 2006-04-07 16:55:29.201768250 +0200 -@@ -0,0 +1,281 @@ -+// $Id$ -+ -+// Copyright (C) 2006 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de> -+// Based on vserver-utils' vlogin program. -+// -+// This program is free software; you can redistribute it and/or modify -+// it under the terms of the GNU General Public License as published by -+// the Free Software Foundation; version 2 of the License. -+// -+// This program is distributed in the hope that it will be useful, -+// but WITHOUT ANY WARRANTY; without even the implied warranty of -+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+// GNU General Public License for more details. -+// -+// 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. -+ -+ -+#ifdef HAVE_CONFIG_H -+# include <config.h> -+#endif -+ -+#include "util.h" -+#include <lib/vserver.h> -+#include <lib/fmt.h> -+ -+#include <stdlib.h> -+#include <getopt.h> -+#include <stdint.h> -+#include <strings.h> -+#include <errno.h> -+#include <sys/stat.h> -+#include <sys/ioctl.h> -+#include <sys/wait.h> -+#include <sys/socket.h> -+#include <termios.h> -+#include <signal.h> -+#include <pty.h> -+#include <fcntl.h> -+ -+#define ENSC_WRAPPERS_PREFIX "vlogin: " -+#define ENSC_WRAPPERS_IOCTL 1 -+#define ENSC_WRAPPERS_UNISTD 1 -+#define ENSC_WRAPPERS_SOCKET 1 -+#define ENSC_WRAPPERS_IO 1 -+#define ENSC_WRAPPERS_TERMIOS 1 -+#define ENSC_WRAPPERS_FCNTL 1 -+#include <wrappers.h> -+ -+struct terminal { -+ int fd; /* terminal file descriptor */ -+ struct termios term; /* terminal settings */ -+ struct winsize ws; /* terminal size */ -+ pid_t pid; /* terminal process id */ -+ struct termios termo; /* original terminal settings */ -+ enum { TS_RESET, TS_RAW } state; /* terminal state */ -+}; -+ -+static struct terminal t; -+extern int wrapper_exit_code; -+ -+/* set terminal to raw mode */ -+static void -+terminal_raw(void) -+{ -+ struct termios buf; -+ -+ /* save original terminal settings */ -+ Etcgetattr(STDIN_FILENO, &t.termo); -+ -+ buf = t.termo; -+ -+ /* convert terminal settings to raw mode */ -+ cfmakeraw(&buf); -+ -+ /* apply raw terminal settings */ -+ Etcsetattr(STDIN_FILENO, TCSAFLUSH, &buf); -+ -+ t.state = TS_RAW; -+} -+ -+/* reset terminal to original state */ -+static void -+terminal_reset(void) -+{ -+ if (t.state != TS_RAW) -+ return; -+ -+ Etcsetattr(STDIN_FILENO, TCSAFLUSH, &t.termo); -+ -+ t.state = TS_RESET; -+} -+ -+/* send signal to terminal */ -+static void -+terminal_kill(int sig) -+{ -+ pid_t pgrp = -1; -+ -+ /* try to get process group leader */ -+ if (ioctl(t.fd, TIOCGPGRP, &pgrp) >= 0 && -+ pgrp != -1 && -+ kill(-pgrp, sig) != -1) -+ return; -+ -+ /* fallback using terminal pid */ -+ kill(-t.pid, sig); -+} -+ -+/* redraw the terminal screen */ -+static void -+terminal_redraw(void) -+{ -+ /* get winsize from stdin */ -+ if (ioctl(STDIN_FILENO, TIOCGWINSZ, &t.ws) == -1) -+ return; -+ -+ /* set winsize in terminal */ -+ ioctl(t.fd, TIOCSWINSZ, &t.ws); -+ -+ /* set winsize change signal to terminal */ -+ terminal_kill(SIGWINCH); -+} -+ -+/* copy terminal activities */ -+static void -+terminal_copy(int src, int dst) -+{ -+ char buf[64]; -+ size_t len; -+ -+ /* read terminal activity */ -+ len = Eread(src, buf, sizeof(buf)); -+ -+ /* write activity to user */ -+ EwriteAll(dst, buf, len); -+} -+ -+/* shuffle all output, and reset the terminal */ -+static void -+terminal_end(void) -+{ -+ char buf[64]; -+ ssize_t len; -+ long options; -+ -+ options = Efcntl(t.fd, F_GETFL, 0) | O_NONBLOCK; -+ Efcntl(t.fd, F_SETFL, options); -+ for (;;) { -+ len = read(t.fd, buf, sizeof(buf)); -+ if (len == 0 || len == -1) -+ break; -+ EwriteAll(STDOUT_FILENO, buf, len); -+ } -+ -+ /* in case atexit hasn't been setup yet */ -+ terminal_reset(); -+} -+ -+/* catch signals */ -+static void -+signal_handler(int sig) -+{ -+ int status; -+ -+ switch(sig) { -+ /* catch interrupt */ -+ case SIGINT: -+ terminal_kill(sig); -+ break; -+ -+ /* terminal died */ -+ case SIGCHLD: -+ terminal_end(); -+ wait(&status); -+ exit(WEXITSTATUS(status)); -+ break; -+ -+ /* window size has changed */ -+ case SIGWINCH: -+ terminal_redraw(); -+ break; -+ -+ default: -+ exit(0); -+ } -+ -+} -+ -+void do_vlogin(int argc, char *argv[], int ind) -+{ -+ int slave; -+ pid_t pid; -+ int n, i; -+ fd_set rfds; -+ -+ if (!isatty(0) || !isatty(1)) { -+ execvp(argv[ind], argv+ind); -+ return; -+ } -+ -+ /* set terminal to raw mode */ -+ terminal_raw(); -+ -+ /* fork new pseudo terminal */ -+ if (openpty(&t.fd, &slave, NULL, NULL, NULL) == -1) { -+ perror(ENSC_WRAPPERS_PREFIX "openpty()"); -+ exit(EXIT_FAILURE); -+ } -+ -+ /* setup SIGCHLD here, so we're sure to get the signal */ -+ signal(SIGCHLD, signal_handler); -+ -+ pid = Efork(); -+ -+ if (pid == 0) { -+ /* we don't need the master side of the terminal */ -+ close(t.fd); -+ -+ /* login_tty() stupid dietlibc doesn't have it */ -+ Esetsid(); -+ -+ Eioctl(slave, TIOCSCTTY, NULL); -+ -+ Edup2(slave, 0); -+ Edup2(slave, 1); -+ Edup2(slave, 2); -+ -+ if (slave > 2) -+ close(slave); -+ -+ Eexecvp(argv[ind], argv+ind); -+ } -+ -+ /* setup SIGINT and SIGWINCH here, as they can cause loops in the child */ -+ signal(SIGWINCH, signal_handler); -+ signal(SIGINT, signal_handler); -+ -+ /* save terminals pid */ -+ t.pid = pid; -+ -+ /* set process title for ps */ -+ n = strlen(argv[0]); -+ -+ for (i = 0; i < argc; i++) -+ bzero(argv[i], strlen(argv[i])); -+ -+ strncpy(argv[0], "login", n); -+ -+ /* reset terminal to its original mode */ -+ atexit(terminal_reset); -+ -+ /* we want a redraw */ -+ terminal_redraw(); -+ -+ /* main loop */ -+ for (;;) { -+ /* init file descriptors for select */ -+ FD_ZERO(&rfds); -+ FD_SET(STDIN_FILENO, &rfds); -+ FD_SET(t.fd, &rfds); -+ n = t.fd; -+ -+ /* wait for something to happen */ -+ while (select(n + 1, &rfds, NULL, NULL, NULL) == -1) { -+ if (errno == EINTR || errno == EAGAIN) -+ continue; -+ perror(ENSC_WRAPPERS_PREFIX "select()"); -+ exit(wrapper_exit_code); -+ } -+ -+ if (FD_ISSET(STDIN_FILENO, &rfds)) -+ terminal_copy(STDIN_FILENO, t.fd); -+ -+ if (FD_ISSET(t.fd, &rfds)) -+ terminal_copy(t.fd, STDOUT_FILENO); -+ } -+ -+ /* never get here, signal handler exits */ -+} |