Changeset 1939 in MondoRescue for branches/stable/mondo/src/mondoarchive/mondoarchive.c

Timestamp:

May 17, 2008, 1:29:54 AM (16 years ago)

Author:

Bruno Cornec

Message:

svn merge -r 1923:1938 $SVN_M/branches/2.2.6

File:

• branches/stable/mondo/src/mondoarchive/mondoarchive.c (modified) (1 diff)

branches/stable/mondo/src/mondoarchive/mondoarchive.c

@@ -743 +743 @@
     return EXIT_SUCCESS;
 }
+=======
+/***************************************************************************
+                          main.c  -  description
+                             -------------------
+    begin                : Fri Apr 19 16:40:35 EDT 2002
+    copyright            : (C) 2002 by Stan Benoit
+    email                : troff@nakedsoul.org
+    cvsid                : $Id$
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *   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; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
+/**
+ * @file
+ * The main file for mondoarchive.
+ */
+
+/************************* #include statements *************************/
+#include <pthread.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include "my-stuff.h"
+#include "../common/mondostructures.h"
+#include "../common/libmondo.h"
+#include "../common/libmondo-cli-EXT.h"
+#include "../common/libmondo-tools-EXT.h"
+#include "mondoarchive.h"
+
+// for CVS
+//static char cvsid[] = "$Id$";
+
+/************************* external variables *************************/
+extern void set_signals(int);
+extern int g_current_media_number;
+extern void register_pid(pid_t, char *);
+extern int g_currentY;
+extern bool g_text_mode;
+extern char *g_boot_mountpt;
+extern bool g_remount_floppy_at_end;
+extern char *g_cdrw_drive_is_here;
+static char *g_cdrom_drive_is_here = NULL;
+static char *g_dvd_drive_is_here = NULL;
+extern double g_kernel_version;
+
+/***************** global vars, used only by main.c ******************/
+long diffs;
+
+extern t_bkptype g_backup_media_type;
+extern int g_loglevel;
+
+/**
+ * Whether we're restoring from ISOs. Obviously not, since this is the
+ * backup program.
+ * @note You @b MUST declare this variable somewhere in your program if
+ * you use libmondo. Otherwise the link will fail.
+ * @ingroup globalGroup
+ */
+bool g_ISO_restore_mode = FALSE;
+
+/* Do we use extended attributes and acl ?
+ *  * By default no, use --acl & --attr options to force their usage */
+char *g_getfacl = NULL;
+char *g_getfattr = NULL;
+
+/* Reference to global bkpinfo */
+struct s_bkpinfo *bkpinfo;
+
+/****************** subroutines used only by main.c ******************/
+
+
+/**
+ * Print a "don't panic" message to the log and a message about the logfile to the screen.
+ */
+void welcome_to_mondoarchive(void)
+{
+    char *tmp = NULL;
+
+    log_msg(0, "Mondo Archive v%s --- http://www.mondorescue.org",
+            PACKAGE_VERSION);
+    log_msg(0, "running %s binaries", get_architecture());
+    tmp = get_uname_m();
+    log_msg(0, "running on %s architecture", tmp);
+    free(tmp);
+    log_msg(0,
+            "-----------------------------------------------------------");
+    log_msg(0,
+            "NB: Mondo logs almost everything, so don't panic if you see");
+    log_msg(0,
+            "some error messages.  Please read them carefully before you");
+    log_msg(0,
+            "decide to break out in a cold sweat.    Despite (or perhaps");
+    log_msg(0,
+            "because of) the wealth of messages. some users are inclined");
+    log_msg(0,
+            "to stop reading this log. If Mondo stopped for some reason,");
+    log_msg(0,
+            "chances are it's detailed here.  More than likely there's a");
+    log_msg(0,
+            "message at the very end of this log that will tell you what");
+    log_msg(0,
+            "is wrong. Please read it!                          -Devteam");
+    log_msg(0,
+            "-----------------------------------------------------------");
+
+    log_msg(0, "Zero...");
+    log_msg(1, "One...");
+    log_msg(2, "Two...");
+    log_msg(3, "Three...");
+    log_msg(4, "Four...");
+    log_msg(5, "Five...");
+    log_msg(6, "Six...");
+    log_msg(7, "Seven...");
+    log_msg(8, "Eight...");
+    printf("See %s for details of backup run.\n", MONDO_LOGFILE);
+}
+
+
+extern char *g_magicdev_command;
+
+/**
+ * Do whatever is necessary to insure a successful backup on the Linux distribution
+ * of the day.
+ */
+void distro_specific_kludges_at_start_of_mondoarchive(void)
+{
+    log_msg(2, "Unmounting old ramdisks if necessary");
+    stop_magicdev_if_necessary();   // for RH+Gnome users
+    run_program_and_log_output
+        ("umount `mount | grep shm | grep mondo | cut -d' ' -f3`", 2);
+    unmount_supermounts_if_necessary(); // for Mandrake users whose CD-ROMs are supermounted
+    //  stop_autofs_if_necessary(); // for Xandros users
+    mount_boot_if_necessary();  // for Gentoo users with non-mounted /boot partitions
+    clean_up_KDE_desktop_if_necessary();    // delete various misc ~/.* files that get in the way
+}
+
+
+
+/**
+ * Undo whatever was done by distro_specific_kludges_at_start_of_mondoarchive().
+ */
+void distro_specific_kludges_at_end_of_mondoarchive(void)
+{
+//  char tmp[500];
+    log_msg(2, "Restarting magicdev if necessary");
+    sync();
+    restart_magicdev_if_necessary();    // for RH+Gnome users
+
+    log_msg(2, "Restarting autofs if necessary");
+    sync();
+    //  restart_autofs_if_necessary(); // for Xandros users
+
+    log_msg(2, "Restarting supermounts if necessary");
+    sync();
+    remount_supermounts_if_necessary(); // for Mandrake users
+
+    log_msg(2, "Unmounting /boot if necessary");
+    sync();
+    unmount_boot_if_necessary();    // for Gentoo users
+
+//  log_msg( 2, "Cleaning up KDE desktop");
+//  clean_up_KDE_desktop_if_necessary();
+}
+
+
+/**
+ * Backup/verify the user's data.
+ * What did you think it did, anyway? :-)
+ */
+int main(int argc, char *argv[])
+{
+    char *tmp;
+    int res, retval;
+    char *say_at_end;
+
+/* Make sure I'm root; abort if not */
+    if (getuid() != 0) {
+        fprintf(stderr, "Please run as root.\r\n");
+        exit(127);
+    }
+
+/* If -V, -v or --version then echo version no. and quit */
+    if (argc == 2
+        && (!strcmp(argv[argc - 1], "-v") || !strcmp(argv[argc - 1], "-V")
+            || !strcmp(argv[argc - 1], "--version"))) {
+        printf("mondoarchive v%s\nSee man page for help\n", PACKAGE_VERSION);
+        exit(0);
+    }
+
+/* Initialize variables */
+
+    printf("Initializing...\n");
+    if (!(bkpinfo = malloc(sizeof(struct s_bkpinfo)))) {
+        fatal_error("Cannot malloc bkpinfo");
+    }
+    reset_bkpinfo();
+
+    res = 0;
+    retval = 0;
+    diffs = 0;
+    malloc_string(tmp);
+    malloc_string(say_at_end);
+    say_at_end[0] = '\0';
+    malloc_libmondo_global_strings();
+
+    /* initialize log file with time stamp */
+    unlink(MONDO_LOGFILE);
+    log_msg(0, "Time started: %s", mr_date());
+
+    /* make sure PATH environmental variable allows access to mkfs, fdisk, etc. */
+    strncpy(tmp, getenv("PATH"), MAX_STR_LEN - 1);
+    tmp[MAX_STR_LEN - 1] = '\0';
+    if (strlen(tmp) >= MAX_STR_LEN - 33) {
+        fatal_error
+            ("Your PATH environmental variable is too long. Please shorten it.");
+    }
+    strcat(tmp, ":/sbin:/usr/sbin:/usr/local/sbin");
+    setenv("PATH", tmp, 1);
+
+    /* Add the ARCH environment variable for ia64 purposes */
+    strncpy(tmp, get_architecture(), MAX_STR_LEN - 1);
+    tmp[MAX_STR_LEN - 1] = '\0';
+    setenv("ARCH", tmp, 1);
+
+    /* Add MONDO_SHARE environment variable for mindi */
+    setenv_mondo_share();
+
+    /* Configure the bkpinfo structure, global file paths, etc. */
+    g_main_pid = getpid();
+    log_msg(9, "This");
+
+    register_pid(g_main_pid, "mondo");
+    set_signals(TRUE);          // catch SIGTERM, etc.
+    run_program_and_log_output("dmesg -n1", TRUE);
+
+    log_msg(9, "Next");
+    make_hole_for_dir(MONDO_CACHE);
+
+    welcome_to_mondoarchive();
+    distro_specific_kludges_at_start_of_mondoarchive();
+    g_kernel_version = get_kernel_version();
+
+    if (argc == 4 && !strcmp(argv[1], "getfattr")) {
+        g_loglevel = 10;
+        g_text_mode = TRUE;
+        setup_newt_stuff();
+        if (!strstr(argv[2], "filelist")) {
+            printf("Sorry - filelist goes first\n");
+            finish(1);
+        } else {
+            finish(get_fattr_list(argv[2], argv[3]));
+        }
+        finish(0);
+    }
+    if (argc == 4 && !strcmp(argv[1], "setfattr")) {
+        g_loglevel = 10;
+//      chdir("/tmp");
+        g_text_mode = TRUE;
+        setup_newt_stuff();
+        finish(set_fattr_list(argv[2], argv[3]));
+    }
+
+    if (argc == 3 && !strcmp(argv[1], "wildcards")) {
+        g_loglevel = 10;
+        g_text_mode = TRUE;
+        setup_newt_stuff();
+        turn_wildcard_chars_into_literal_chars(tmp, argv[2]);
+        printf("in=%s; out=%s\n", argv[2], tmp);
+        finish(1);
+    }
+
+    if (argc == 4 && !strcmp(argv[1], "getfacl")) {
+        g_loglevel = 10;
+        g_text_mode = TRUE;
+        setup_newt_stuff();
+        if (!strstr(argv[2], "filelist")) {
+            printf("Sorry - filelist goes first\n");
+            finish(1);
+        } else {
+            finish(get_acl_list(argv[2], argv[3]));
+        }
+        finish(0);
+    }
+    if (argc == 4 && !strcmp(argv[1], "setfacl")) {
+        g_loglevel = 10;
+//      chdir("/tmp");
+        g_text_mode = TRUE;
+        setup_newt_stuff();
+        finish(set_acl_list(argv[2], argv[3]));
+    }
+
+    if (argc > 2 && !strcmp(argv[1], "find-cd")) {
+        g_loglevel = 10;
+        g_text_mode = TRUE;
+        setup_newt_stuff();
+        if (find_cdrw_device(tmp)) {
+            printf("Failed to find CDR-RW drive\n");
+        } else {
+            printf("CD-RW is at %s\n", tmp);
+        }
+        tmp[0] = '\0';
+        if (find_cdrom_device(tmp, atoi(argv[2]))) {
+            printf("Failed to find CD-ROM drive\n");
+        } else {
+            printf("CD-ROM is at %s\n", tmp);
+        }
+        finish(0);
+    }
+
+    if (argc > 2 && !strcmp(argv[1], "find-dvd")) {
+        g_loglevel = 10;
+        g_text_mode = TRUE;
+        setup_newt_stuff();
+        if (find_dvd_device(tmp, atoi(argv[2]))) {
+            printf("Failed to find DVD drive\n");
+        } else {
+            printf("DVD is at %s\n", tmp);
+        }
+        finish(0);
+    }
+
+    if (argc > 2 && !strcmp(argv[1], "disksize")) {
+        printf("%s --> %ld\n", argv[2], get_phys_size_of_drive(argv[2]));
+        finish(0);
+    }
+    if (argc > 2 && !strcmp(argv[1], "test-dev")) {
+        if (is_dev_an_NTFS_dev(argv[2])) {
+            printf("%s is indeed an NTFS dev\n", argv[2]);
+        } else {
+            printf("%s is _not_ an NTFS dev\n", argv[2]);
+        }
+        finish(0);
+    }
+
+    if (pre_param_configuration()) {
+        fatal_error
+            ("Pre-param initialization phase failed. Please review the error messages above, make the specified changes, then try again. Exiting...");
+    }
+
+/* Process command line, if there is one. If not, ask user for info. */
+    if (argc == 1) {
+        g_text_mode = FALSE;
+        setup_newt_stuff();
+        res = interactively_obtain_media_parameters_from_user(TRUE);    /* yes, archiving */
+        if (res) {
+            fatal_error
+                ("Syntax error. Please review the parameters you have supplied and try again.");
+        }
+    } else {
+        res = handle_incoming_parameters(argc, argv);
+        if (res) {
+            printf
+                ("Errors were detected in the command line you supplied.\n");
+            printf("Please review the log file - %s\n", MONDO_LOGFILE );
+            log_msg(1, "Mondoarchive will now exit.");
+            finish(1);
+        }
+        setup_newt_stuff();
+    }
+
+/* Finish configuring global structures */
+    if (post_param_configuration()) {
+        fatal_error
+            ("Post-param initialization phase failed. Perhaps bad parameters were supplied to mondoarchive? Please review the documentation, error messages and logs. Exiting...");
+    }
+
+    log_to_screen
+        ("BusyBox's sources are available from http://www.busybox.net");
+
+    /* If we're meant to backup then backup */
+    if (bkpinfo->backup_data) {
+        res = backup_data();
+        retval += res;
+        if (res) {
+            strcat(say_at_end,
+                   "Data archived. Please check the logs, just as a precaution. ");
+        } else {
+            strcat(say_at_end, "Data archived OK. ");
+        }
+    }
+
+/* If we're meant to verify then verify */
+    if (bkpinfo->verify_data) {
+        res = verify_data();
+        if (res < 0) {
+            sprintf(tmp, "%d difference%c found.", -res,
+                    (-res != 1) ? 's' : ' ');
+            strcat(say_at_end, tmp);
+            log_to_screen(tmp);
+            res = 0;
+        }
+        retval += res;
+    }
+
+/* Report result of entire operation (success? errors?) */
+    if (!retval) {
+        mvaddstr_and_log_it(g_currentY++, 0,
+                            "Backup and/or verify ran to completion. Everything appears to be fine.");
+    } else {
+        mvaddstr_and_log_it(g_currentY++, 0,
+                            "Backup and/or verify ran to completion. However, errors did occur.");
+    }
+
+    if (does_file_exist(MINDI_CACHE"/mondorescue.iso")) {
+        log_to_screen
+            (MINDI_CACHE"/mondorescue.iso, a boot/utility CD, is available if you want it.");
+    }
+
+    if (length_of_file(MONDO_CACHE"/changed.files") > 2) {
+        if (g_text_mode) {
+            log_to_screen("Type 'less "MONDO_CACHE"/changed.files' to see which files don't match the archives");
+        } else {
+            log_msg(1, "Type 'less "MONDO_CACHE"/changed.files' to see which files don't match the archives");
+            log_msg(2, "Calling popup_changelist_from_file()");
+            popup_changelist_from_file(MONDO_CACHE"/changed.files");
+            log_msg(2, "Returned from popup_changelist_from_file()");
+        }
+    } else {
+        unlink(MONDO_CACHE"/changed.files");
+    }
+    log_to_screen(say_at_end);
+    sprintf(tmp, "umount %s/tmpfs", bkpinfo->tmpdir);
+    run_program_and_log_output(tmp, TRUE);
+    if (bkpinfo->backup_media_type == usb) {
+        log_msg(1, "Unmounting USB device.");
+        sprintf(tmp, "umount %s1", bkpinfo->media_device);
+        run_program_and_log_output(tmp, TRUE);
+    }
+
+    run_program_and_log_output("mount", 2);
+
+    system("rm -f "MONDO_CACHE"/last-backup.aborted");
+    if (!retval) {
+        printf("Mondoarchive ran OK.\n");
+    } else {
+        printf("Errors occurred during backup. Please check logfile.\n");
+    }
+    distro_specific_kludges_at_end_of_mondoarchive();
+    register_pid(0, "mondo");
+    set_signals(FALSE);
+
+    free_libmondo_global_strings();
+    paranoid_free(say_at_end);
+    
+
+    if (!g_cdrom_drive_is_here) {
+        log_msg(10, "FYI, g_cdrom_drive_is_here was never used");
+    }
+    if (!g_dvd_drive_is_here) {
+        log_msg(10, "FYI, g_dvd_drive_is_here was never used");
+    }
+
+    /* finalize log file with time stamp */
+    log_msg(0, "Time finished: %s", mr_date());
+
+    chdir("/tmp");
+
+    if (!g_text_mode) {
+        popup_and_OK
+            ("Mondo Archive has finished its run. Please press ENTER to return to the shell prompt.");
+        log_to_screen("See %s for details of backup run.", MONDO_LOGFILE);
+    } else {
+        printf("See %s for details of backup run.\n", MONDO_LOGFILE);
+    }
+    finish(retval);
+
+    return EXIT_SUCCESS;
+}