forked from zmanda/amanda
/
amgtar.c
1505 lines (1371 loc) · 41.7 KB
/
amgtar.c
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/*
* Amanda, The Advanced Maryland Automatic Network Disk Archiver
* Copyright (c) 1991-1998 University of Maryland at College Park
* All Rights Reserved.
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of U.M. not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. U.M. makes no representations about the
* suitability of this software for any purpose. It is provided "as is"
* without express or implied warranty.
*
* U.M. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL U.M.
* BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Authors: the Amanda Development Team. Its members are listed in a
* file named AUTHORS, in the root directory of this distribution.
*/
/*
* $Id: amgtar.c 8888 2007-10-02 13:40:42Z martineau $
*
* send estimated backup sizes using dump
*/
/* PROPERTY:
*
* GNUTAR-PATH (default GNUTAR)
* GNUTAR-LISTDIR (default CNF_GNUTAR_LIST_DIR)
* DIRECTORY (no default, if set, the backup will be from that directory
* instead of from the --device)
* ONE-FILE-SYSTEM (default YES)
* SPARSE (default YES)
* ATIME-PRESERVE (default YES)
* CHECK-DEVICE (default YES)
* NO-UNQUOTE (default NO)
* ACLS (default NO)
* SELINUX (default NO)
* XATTRS (default NO)
* INCLUDE-FILE
* INCLUDE-LIST
* INCLUDE-LIST-GLOB
* INCLUDE-OPTIONAL
* EXCLUDE-FILE
* EXCLUDE-LIST
* EXCLUDE-LIST-GLOB
* EXCLUDE-OPTIONAL
* NORMAL
* IGNORE
* STRANGE
* EXIT-HANDLING (1=GOOD 2=BAD)
* TAR-BLOCKSIZE (default does not add --blocking-factor option,
* using tar's default)
* VERBOSE
*/
#include "amanda.h"
#include "match.h"
#include "pipespawn.h"
#include "amfeatures.h"
#include "clock.h"
#include "util.h"
#include "getfsent.h"
#include "client_util.h"
#include "conffile.h"
#include "getopt.h"
int debug_application = 1;
#define application_debug(i, ...) do { \
if ((i) <= debug_application) { \
dbprintf(__VA_ARGS__); \
} \
} while (0)
static amregex_t init_re_table[] = {
/* tar prints the size in bytes */
AM_SIZE_RE("^ *Total bytes written: [0-9][0-9]*", 1, 1),
AM_NORMAL_RE("^could not open conf file"),
AM_NORMAL_RE("^Elapsed time:"),
AM_NORMAL_RE("^Throughput"),
AM_IGNORE_RE(": Directory is new$"),
AM_IGNORE_RE(": Directory has been renamed"),
/* GNU tar 1.13.17 will print this warning when (not) backing up a
Unix named socket. */
AM_NORMAL_RE(": socket ignored$"),
/* GNUTAR produces a few error messages when files are modified or
removed while it is running. They may cause data to be lost, but
then they may not. We shouldn't consider them NORMAL until
further investigation. */
AM_NORMAL_RE(": File .* shrunk by [0-9][0-9]* bytes, padding with zeros"),
AM_NORMAL_RE(": Cannot add file .*: No such file or directory$"),
AM_NORMAL_RE(": Error exit delayed from previous errors"),
/* catch-all: DMP_STRANGE is returned for all other lines */
AM_STRANGE_RE(NULL)
};
static amregex_t *re_table;
/* local functions */
int main(int argc, char **argv);
typedef struct application_argument_s {
char *config;
char *host;
int message;
int collection;
int calcsize;
char *tar_blocksize;
GSList *level;
GSList *command_options;
char *include_list_glob;
char *exclude_list_glob;
dle_t dle;
int argc;
char **argv;
int verbose;
} application_argument_t;
enum { CMD_ESTIMATE, CMD_BACKUP };
static void amgtar_support(application_argument_t *argument);
static void amgtar_selfcheck(application_argument_t *argument);
static void amgtar_estimate(application_argument_t *argument);
static void amgtar_backup(application_argument_t *argument);
static void amgtar_restore(application_argument_t *argument);
static void amgtar_validate(application_argument_t *argument);
static void amgtar_build_exinclude(dle_t *dle, int verbose,
int *nb_exclude, char **file_exclude,
int *nb_include, char **file_include);
static char *amgtar_get_incrname(application_argument_t *argument, int level,
FILE *mesgstream, int command);
static GPtrArray *amgtar_build_argv(application_argument_t *argument,
char *incrname, char **file_exclude,
char **file_include, int command);
static char *gnutar_path;
static char *gnutar_listdir;
static char *gnutar_directory;
static int gnutar_onefilesystem;
static int gnutar_atimepreserve;
static int gnutar_acls;
static int gnutar_selinux;
static int gnutar_xattrs;
static int gnutar_checkdevice;
static int gnutar_no_unquote;
static int gnutar_sparse;
static GSList *normal_message = NULL;
static GSList *ignore_message = NULL;
static GSList *strange_message = NULL;
static char *exit_handling;
static int exit_value[256];
static struct option long_options[] = {
{"config" , 1, NULL, 1},
{"host" , 1, NULL, 2},
{"disk" , 1, NULL, 3},
{"device" , 1, NULL, 4},
{"level" , 1, NULL, 5},
{"index" , 1, NULL, 6},
{"message" , 1, NULL, 7},
{"collection" , 0, NULL, 8},
{"record" , 0, NULL, 9},
{"gnutar-path" , 1, NULL, 10},
{"gnutar-listdir" , 1, NULL, 11},
{"one-file-system" , 1, NULL, 12},
{"sparse" , 1, NULL, 13},
{"atime-preserve" , 1, NULL, 14},
{"check-device" , 1, NULL, 15},
{"include-file" , 1, NULL, 16},
{"include-list" , 1, NULL, 17},
{"include-optional", 1, NULL, 18},
{"exclude-file" , 1, NULL, 19},
{"exclude-list" , 1, NULL, 20},
{"exclude-optional", 1, NULL, 21},
{"directory" , 1, NULL, 22},
{"normal" , 1, NULL, 23},
{"ignore" , 1, NULL, 24},
{"strange" , 1, NULL, 25},
{"exit-handling" , 1, NULL, 26},
{"calcsize" , 0, NULL, 27},
{"tar-blocksize" , 1, NULL, 28},
{"no-unquote" , 1, NULL, 29},
{"acls" , 1, NULL, 30},
{"selinux" , 1, NULL, 31},
{"xattrs" , 1, NULL, 32},
{"command-options" , 1, NULL, 33},
{"include-list-glob", 1, NULL, 34},
{"exclude-list-glob", 1, NULL, 35},
{"verbose" , 1, NULL, 36},
{NULL, 0, NULL, 0}
};
static char *
escape_tar_glob(
char *str,
int *in_argv)
{
char *result = malloc(4*strlen(str)+1);
char *r = result;
char *s;
*in_argv = 0;
for (s = str; *s != '\0'; s++) {
if (*s == '\\') {
char c = *(s+1);
if (c == '\\') {
*r++ = '\\';
*r++ = '\\';
*r++ = '\\';
s++;
} else if (c == '?') {
*r++ = 127;
s++;
continue;
} else if (c == 'a') {
*r++ = 7;
s++;
continue;
} else if (c == 'b') {
*r++ = 8;
s++;
continue;
} else if (c == 'f') {
*r++ = 12;
s++;
continue;
} else if (c == 'n') {
*r++ = 10;
s++;
*in_argv = 1;
continue;
} else if (c == 'r') {
*r++ = 13;
s++;
*in_argv = 1;
continue;
} else if (c == 't') {
*r++ = 9;
s++;
continue;
} else if (c == 'v') {
*r++ = 11;
s++;
continue;
} else if (c >= '0' && c <= '9') {
char d = c-'0';
s++;
c = *(s+1);
if (c >= '0' && c <= '9') {
d = (d*8)+(c-'0');
s++;
c = *(s+1);
if (c >= '0' && c <= '9') {
d = (d*8)+(c-'0');
s++;
}
}
*r++ = d;
continue;
} else {
*r++ = '\\';
}
} else if (*s == '?') {
*r++ = '\\';
*r++ = '\\';
} else if (*s == '*' || *s == '[') {
*r++ = '\\';
}
*r++ = *s;
}
*r = '\0';
return result;
}
int
main(
int argc,
char ** argv)
{
int c;
char *command;
application_argument_t argument;
int i;
#ifdef GNUTAR
gnutar_path = GNUTAR;
#else
gnutar_path = NULL;
#endif
gnutar_directory = NULL;
gnutar_onefilesystem = 1;
gnutar_atimepreserve = 1;
gnutar_acls = 0;
gnutar_selinux = 0;
gnutar_xattrs = 0;
gnutar_checkdevice = 1;
gnutar_sparse = 1;
gnutar_no_unquote = 0;
exit_handling = NULL;
/* initialize */
/*
* Configure program for internationalization:
* 1) Only set the message locale for now.
* 2) Set textdomain for all amanda related programs to "amanda"
* We don't want to be forced to support dozens of message catalogs.
*/
setlocale(LC_MESSAGES, "C");
textdomain("amanda");
if (argc < 2) {
printf("ERROR no command given to amgtar\n");
error(_("No command given to amgtar"));
}
/* drop root privileges */
if (!set_root_privs(0)) {
if (strcmp(argv[1], "selfcheck") == 0) {
printf("ERROR amgtar must be run setuid root\n");
}
error(_("amgtar must be run setuid root"));
}
safe_fd(3, 2);
set_pname("amgtar");
/* Don't die when child closes pipe */
signal(SIGPIPE, SIG_IGN);
#if defined(USE_DBMALLOC)
malloc_size_1 = malloc_inuse(&malloc_hist_1);
#endif
add_amanda_log_handler(amanda_log_stderr);
add_amanda_log_handler(amanda_log_syslog);
dbopen(DBG_SUBDIR_CLIENT);
startclock();
dbprintf(_("version %s\n"), VERSION);
config_init(CONFIG_INIT_CLIENT, NULL);
//check_running_as(RUNNING_AS_DUMPUSER_PREFERRED);
//root for amrecover
//RUNNING_AS_CLIENT_LOGIN from selfcheck, sendsize, sendbackup
/* parse argument */
command = argv[1];
argument.config = NULL;
argument.host = NULL;
argument.message = 0;
argument.collection = 0;
argument.calcsize = 0;
argument.tar_blocksize = NULL;
argument.level = NULL;
argument.command_options = NULL;
argument.include_list_glob = NULL;
argument.exclude_list_glob = NULL;
argument.verbose = 0;
init_dle(&argument.dle);
while (1) {
int option_index = 0;
c = getopt_long (argc, argv, "", long_options, &option_index);
if (c == -1) {
break;
}
switch (c) {
case 1: argument.config = stralloc(optarg);
break;
case 2: argument.host = stralloc(optarg);
break;
case 3: argument.dle.disk = stralloc(optarg);
break;
case 4: argument.dle.device = stralloc(optarg);
break;
case 5: argument.level = g_slist_append(argument.level,
GINT_TO_POINTER(atoi(optarg)));
break;
case 6: argument.dle.create_index = 1;
break;
case 7: argument.message = 1;
break;
case 8: argument.collection = 1;
break;
case 9: argument.dle.record = 1;
break;
case 10: gnutar_path = stralloc(optarg);
break;
case 11: gnutar_listdir = stralloc(optarg);
break;
case 12: if (optarg && strcasecmp(optarg, "NO") == 0)
gnutar_onefilesystem = 0;
else if (optarg && strcasecmp(optarg, "YES") == 0)
gnutar_onefilesystem = 1;
else if (strcasecmp(command, "selfcheck") == 0)
printf(_("ERROR [%s: bad ONE-FILE-SYSTEM property value (%s)]\n"), get_pname(), optarg);
break;
case 13: if (optarg && strcasecmp(optarg, "NO") == 0)
gnutar_sparse = 0;
else if (optarg && strcasecmp(optarg, "YES") == 0)
gnutar_sparse = 1;
else if (strcasecmp(command, "selfcheck") == 0)
printf(_("ERROR [%s: bad SPARSE property value (%s)]\n"), get_pname(), optarg);
break;
case 14: if (optarg && strcasecmp(optarg, "NO") == 0)
gnutar_atimepreserve = 0;
else if (optarg && strcasecmp(optarg, "YES") == 0)
gnutar_atimepreserve = 1;
else if (strcasecmp(command, "selfcheck") == 0)
printf(_("ERROR [%s: bad ATIME-PRESERVE property value (%s)]\n"), get_pname(), optarg);
break;
case 15: if (optarg && strcasecmp(optarg, "NO") == 0)
gnutar_checkdevice = 0;
else if (optarg && strcasecmp(optarg, "YES") == 0)
gnutar_checkdevice = 1;
else if (strcasecmp(command, "selfcheck") == 0)
printf(_("ERROR [%s: bad CHECK-DEVICE property value (%s)]\n"), get_pname(), optarg);
break;
case 16: if (optarg)
argument.dle.include_file =
append_sl(argument.dle.include_file, optarg);
break;
case 17: if (optarg)
argument.dle.include_list =
append_sl(argument.dle.include_list, optarg);
break;
case 18: argument.dle.include_optional = 1;
break;
case 19: if (optarg)
argument.dle.exclude_file =
append_sl(argument.dle.exclude_file, optarg);
break;
case 20: if (optarg)
argument.dle.exclude_list =
append_sl(argument.dle.exclude_list, optarg);
break;
case 21: argument.dle.exclude_optional = 1;
break;
case 22: gnutar_directory = stralloc(optarg);
break;
case 23: if (optarg)
normal_message =
g_slist_append(normal_message, optarg);
break;
case 24: if (optarg)
ignore_message =
g_slist_append(ignore_message, optarg);
break;
case 25: if (optarg)
strange_message =
g_slist_append(strange_message, optarg);
break;
case 26: if (optarg)
exit_handling = stralloc(optarg);
break;
case 27: argument.calcsize = 1;
break;
case 28: argument.tar_blocksize = stralloc(optarg);
break;
case 29: if (optarg && strcasecmp(optarg, "NO") == 0)
gnutar_no_unquote = 0;
else if (optarg && strcasecmp(optarg, "YES") == 0)
gnutar_no_unquote = 1;
else if (strcasecmp(command, "selfcheck") == 0)
printf(_("ERROR [%s: bad No_UNQUOTE property value (%s)]\n"), get_pname(), optarg);
break;
case 30: if (optarg && strcasecmp(optarg, "YES") == 0)
gnutar_acls = 1;
break;
case 31: if (optarg && strcasecmp(optarg, "YES") == 0)
gnutar_selinux = 1;
break;
case 32: if (optarg && strcasecmp(optarg, "YES") == 0)
gnutar_xattrs = 1;
break;
case 33: argument.command_options =
g_slist_append(argument.command_options,
stralloc(optarg));
break;
case 34: if (optarg)
argument.include_list_glob = stralloc(optarg);
break;
case 35: if (optarg)
argument.exclude_list_glob = stralloc(optarg);
break;
case 36: if (optarg && strcasecmp(optarg, "YES") == 0)
argument.verbose = 1;
break;
case ':':
case '?':
break;
}
}
if (!argument.dle.disk && argument.dle.device)
argument.dle.disk = stralloc(argument.dle.device);
if (!argument.dle.device && argument.dle.disk)
argument.dle.device = stralloc(argument.dle.disk);
argument.argc = argc - optind;
argument.argv = argv + optind;
if (argument.config) {
config_init(CONFIG_INIT_CLIENT | CONFIG_INIT_EXPLICIT_NAME | CONFIG_INIT_OVERLAY,
argument.config);
dbrename(get_config_name(), DBG_SUBDIR_CLIENT);
}
if (config_errors(NULL) >= CFGERR_ERRORS) {
g_critical(_("errors processing config file"));
}
re_table = build_re_table(init_re_table, normal_message, ignore_message,
strange_message);
for(i=0;i<256;i++)
exit_value[i] = 1; /* BAD */
exit_value[0] = 0; /* GOOD */
exit_value[1] = 0; /* GOOD */
if (exit_handling) {
char *s = exit_handling;
while (s) {
char *r = strchr(s, '=');
if (r) {
int j = atoi(s);
if (j >= 0 && j < 256) {
r++;
if (strncasecmp(r, "GOOD", 4) == 0) {
exit_value[j] = 0;
}
}
}
s = strchr(s+1, ' ');
}
}
gnutar_listdir = getconf_str(CNF_GNUTAR_LIST_DIR);
if (strlen(gnutar_listdir) == 0)
gnutar_listdir = NULL;
if (gnutar_path) {
dbprintf("GNUTAR-PATH %s\n", gnutar_path);
} else {
dbprintf("GNUTAR-PATH is not set\n");
}
if (gnutar_listdir) {
dbprintf("GNUTAR-LISTDIR %s\n", gnutar_listdir);
} else {
dbprintf("GNUTAR-LISTDIR is not set\n");
}
if (gnutar_directory) {
dbprintf("DIRECTORY %s\n", gnutar_directory);
}
dbprintf("ONE-FILE-SYSTEM %s\n", gnutar_onefilesystem? "yes":"no");
dbprintf("SPARSE %s\n", gnutar_sparse? "yes":"no");
dbprintf("NO-UNQUOTE %s\n", gnutar_no_unquote? "yes":"no");
dbprintf("ATIME-PRESERVE %s\n", gnutar_atimepreserve? "yes":"no");
dbprintf("ACLS %s\n", gnutar_acls? "yes":"no");
dbprintf("SELINUX %s\n", gnutar_selinux? "yes":"no");
dbprintf("XATTRS %s\n", gnutar_xattrs? "yes":"no");
dbprintf("CHECK-DEVICE %s\n", gnutar_checkdevice? "yes":"no");
{
amregex_t *rp;
for (rp = re_table; rp->regex != NULL; rp++) {
switch (rp->typ) {
case DMP_NORMAL : dbprintf("NORMAL %s\n", rp->regex); break;
case DMP_IGNORE : dbprintf("IGNORE %s\n", rp->regex); break;
case DMP_STRANGE: dbprintf("STRANGE %s\n", rp->regex); break;
case DMP_SIZE : dbprintf("SIZE %s\n", rp->regex); break;
case DMP_ERROR : dbprintf("ERROR %s\n", rp->regex); break;
}
}
}
if (strcmp(command, "support") == 0) {
amgtar_support(&argument);
} else if (strcmp(command, "selfcheck") == 0) {
amgtar_selfcheck(&argument);
} else if (strcmp(command, "estimate") == 0) {
amgtar_estimate(&argument);
} else if (strcmp(command, "backup") == 0) {
amgtar_backup(&argument);
} else if (strcmp(command, "restore") == 0) {
amgtar_restore(&argument);
} else if (strcmp(command, "validate") == 0) {
amgtar_validate(&argument);
} else {
dbprintf("Unknown command `%s'.\n", command);
fprintf(stderr, "Unknown command `%s'.\n", command);
exit (1);
}
return 0;
}
static void
amgtar_support(
application_argument_t *argument)
{
(void)argument;
fprintf(stdout, "CONFIG YES\n");
fprintf(stdout, "HOST YES\n");
fprintf(stdout, "DISK YES\n");
fprintf(stdout, "MAX-LEVEL 399\n");
fprintf(stdout, "INDEX-LINE YES\n");
fprintf(stdout, "INDEX-XML NO\n");
fprintf(stdout, "MESSAGE-LINE YES\n");
fprintf(stdout, "MESSAGE-XML NO\n");
fprintf(stdout, "RECORD YES\n");
fprintf(stdout, "INCLUDE-FILE YES\n");
fprintf(stdout, "INCLUDE-LIST YES\n");
fprintf(stdout, "INCLUDE-LIST-GLOB YES\n");
fprintf(stdout, "INCLUDE-OPTIONAL YES\n");
fprintf(stdout, "EXCLUDE-FILE YES\n");
fprintf(stdout, "EXCLUDE-LIST YES\n");
fprintf(stdout, "EXCLUDE-LIST-GLOB YES\n");
fprintf(stdout, "EXCLUDE-OPTIONAL YES\n");
fprintf(stdout, "COLLECTION NO\n");
fprintf(stdout, "MULTI-ESTIMATE YES\n");
fprintf(stdout, "CALCSIZE YES\n");
fprintf(stdout, "CLIENT-ESTIMATE YES\n");
}
static void
amgtar_selfcheck(
application_argument_t *argument)
{
amgtar_build_exinclude(&argument->dle, 1, NULL, NULL, NULL, NULL);
printf("OK amgtar\n");
if (gnutar_path) {
check_file(gnutar_path, X_OK);
} else {
printf(_("ERROR [GNUTAR program not available]\n"));
}
set_root_privs(1);
if (gnutar_listdir && strlen(gnutar_listdir) == 0)
gnutar_listdir = NULL;
if (gnutar_listdir) {
check_dir(gnutar_listdir, R_OK|W_OK);
} else {
printf(_("ERROR [No GNUTAR-LISTDIR]\n"));
}
if (argument->dle.disk) {
char *qdisk = quote_string(argument->dle.disk);
fprintf(stdout, "OK %s\n", qdisk);
amfree(qdisk);
}
if (gnutar_directory) {
check_dir(gnutar_directory, R_OK);
} else if (argument->dle.device) {
check_dir(argument->dle.device, R_OK);
}
if (argument->calcsize) {
char *calcsize = vstralloc(amlibexecdir, "/", "calcsize", NULL);
check_file(calcsize, X_OK);
check_suid(calcsize);
amfree(calcsize);
}
set_root_privs(0);
}
static void
amgtar_estimate(
application_argument_t *argument)
{
char *incrname = NULL;
GPtrArray *argv_ptr;
char *cmd = NULL;
int nullfd = -1;
int pipefd = -1;
FILE *dumpout = NULL;
off_t size = -1;
char line[32768];
char *errmsg = NULL;
char *qerrmsg = NULL;
char *qdisk;
amwait_t wait_status;
int tarpid;
amregex_t *rp;
times_t start_time;
int level;
GSList *levels;
char *file_exclude;
char *file_include;
if (!argument->level) {
fprintf(stderr, "ERROR No level argument\n");
error(_("No level argument"));
}
if (!argument->dle.disk) {
fprintf(stderr, "ERROR No disk argument\n");
error(_("No disk argument"));
}
if (!argument->dle.device) {
fprintf(stderr, "ERROR No device argument\n");
error(_("No device argument"));
}
qdisk = quote_string(argument->dle.disk);
if (argument->calcsize) {
char *dirname;
int nb_exclude;
int nb_include;
if (gnutar_directory) {
dirname = gnutar_directory;
} else {
dirname = amname_to_dirname(argument->dle.device);
}
amgtar_build_exinclude(&argument->dle, 1,
&nb_exclude, &file_exclude,
&nb_include, &file_include);
run_calcsize(argument->config, "GNUTAR", argument->dle.disk, dirname,
argument->level, file_exclude, file_include);
if (argument->verbose == 0) {
if (file_exclude)
unlink(file_exclude);
if (file_include)
unlink(file_include);
}
return;
}
if (!gnutar_path) {
errmsg = vstrallocf(_("GNUTAR-PATH not defined"));
goto common_error;
}
if (!gnutar_listdir) {
errmsg = vstrallocf(_("GNUTAR-LISTDIR not defined"));
goto common_error;
}
for (levels = argument->level; levels != NULL; levels = levels->next) {
level = GPOINTER_TO_INT(levels->data);
incrname = amgtar_get_incrname(argument, level, stdout, CMD_ESTIMATE);
cmd = stralloc(gnutar_path);
argv_ptr = amgtar_build_argv(argument, incrname, &file_exclude,
&file_include, CMD_ESTIMATE);
start_time = curclock();
if ((nullfd = open("/dev/null", O_RDWR)) == -1) {
errmsg = vstrallocf(_("Cannot access /dev/null : %s"),
strerror(errno));
goto common_exit;
}
tarpid = pipespawnv(cmd, STDERR_PIPE, 1,
&nullfd, &nullfd, &pipefd,
(char **)argv_ptr->pdata);
dumpout = fdopen(pipefd,"r");
if (!dumpout) {
error(_("Can't fdopen: %s"), strerror(errno));
/*NOTREACHED*/
}
size = (off_t)-1;
while (size < 0 && (fgets(line, sizeof(line), dumpout) != NULL)) {
if (line[strlen(line)-1] == '\n') /* remove trailling \n */
line[strlen(line)-1] = '\0';
if (line[0] == '\0')
continue;
dbprintf("%s\n", line);
/* check for size match */
/*@ignore@*/
for(rp = re_table; rp->regex != NULL; rp++) {
if(match(rp->regex, line)) {
if (rp->typ == DMP_SIZE) {
size = ((the_num(line, rp->field)*rp->scale+1023.0)/1024.0);
if(size < 0.0)
size = 1.0; /* found on NeXT -- sigh */
}
break;
}
}
/*@end@*/
}
while (fgets(line, sizeof(line), dumpout) != NULL) {
dbprintf("%s", line);
}
dbprintf(".....\n");
dbprintf(_("estimate time for %s level %d: %s\n"),
qdisk,
level,
walltime_str(timessub(curclock(), start_time)));
if(size == (off_t)-1) {
errmsg = vstrallocf(_("no size line match in %s output"), cmd);
dbprintf(_("%s for %s\n"), errmsg, qdisk);
dbprintf(".....\n");
} else if(size == (off_t)0 && argument->level == 0) {
dbprintf(_("possible %s problem -- is \"%s\" really empty?\n"),
cmd, argument->dle.disk);
dbprintf(".....\n");
}
dbprintf(_("estimate size for %s level %d: %lld KB\n"),
qdisk,
level,
(long long)size);
kill(-tarpid, SIGTERM);
dbprintf(_("waiting for %s \"%s\" child\n"), cmd, qdisk);
waitpid(tarpid, &wait_status, 0);
if (WIFSIGNALED(wait_status)) {
errmsg = vstrallocf(_("%s terminated with signal %d: see %s"),
cmd, WTERMSIG(wait_status), dbfn());
} else if (WIFEXITED(wait_status)) {
if (exit_value[WEXITSTATUS(wait_status)] == 1) {
errmsg = vstrallocf(_("%s exited with status %d: see %s"),
cmd, WEXITSTATUS(wait_status), dbfn());
} else {
/* Normal exit */
}
} else {
errmsg = vstrallocf(_("%s got bad exit: see %s"),
cmd, dbfn());
}
dbprintf(_("after %s %s wait\n"), cmd, qdisk);
common_exit:
if (errmsg) {
dbprintf("%s", errmsg);
fprintf(stdout, "ERROR %s\n", errmsg);
}
if (incrname) {
unlink(incrname);
}
if (argument->verbose == 0) {
if (file_exclude)
unlink(file_exclude);
if (file_include)
unlink(file_include);
}
g_ptr_array_free_full(argv_ptr);
amfree(cmd);
aclose(nullfd);
afclose(dumpout);
fprintf(stdout, "%d %lld 1\n", level, (long long)size);
}
amfree(qdisk);
return;
common_error:
qerrmsg = quote_string(errmsg);
amfree(qdisk);
dbprintf("%s", errmsg);
fprintf(stdout, "ERROR %s\n", qerrmsg);
amfree(errmsg);
amfree(qerrmsg);
return;
}
static void
amgtar_backup(
application_argument_t *argument)
{
int dumpin;
char *cmd = NULL;
char *qdisk;
char *incrname;
char line[32768];
amregex_t *rp;
off_t dump_size = -1;
char *type;
char startchr;
int dataf = 1;
int mesgf = 3;
int indexf = 4;
int outf;
FILE *mesgstream;
FILE *indexstream = NULL;
FILE *outstream;
char *errmsg = NULL;
amwait_t wait_status;
GPtrArray *argv_ptr;
int tarpid;
char *file_exclude;
char *file_include;
mesgstream = fdopen(mesgf, "w");
if (!mesgstream) {
error(_("error mesgstream(%d): %s\n"), mesgf, strerror(errno));
}
if (!gnutar_path) {
error(_("GNUTAR-PATH not defined"));
}
if (!gnutar_listdir) {
error(_("GNUTAR-LISTDIR not defined"));
}
if (!argument->level) {
fprintf(mesgstream, "? No level argument\n");
error(_("No level argument"));
}
if (!argument->dle.disk) {
fprintf(mesgstream, "? No disk argument\n");
error(_("No disk argument"));
}
if (!argument->dle.device) {
fprintf(mesgstream, "? No device argument\n");
error(_("No device argument"));
}
qdisk = quote_string(argument->dle.disk);
incrname = amgtar_get_incrname(argument,
GPOINTER_TO_INT(argument->level->data),
mesgstream, CMD_BACKUP);
cmd = stralloc(gnutar_path);
argv_ptr = amgtar_build_argv(argument, incrname, &file_exclude,
&file_include, CMD_BACKUP);
tarpid = pipespawnv(cmd, STDIN_PIPE|STDERR_PIPE, 1,
&dumpin, &dataf, &outf, (char **)argv_ptr->pdata);
/* close the write ends of the pipes */
aclose(dumpin);
aclose(dataf);
if (argument->dle.create_index) {
indexstream = fdopen(indexf, "w");
if (!indexstream) {
error(_("error indexstream(%d): %s\n"), indexf, strerror(errno));
}
}
outstream = fdopen(outf, "r");
if (!outstream) {
error(_("error outstream(%d): %s\n"), outf, strerror(errno));
}
while (fgets(line, sizeof(line), outstream) != NULL) {
if (line[strlen(line)-1] == '\n') /* remove trailling \n */
line[strlen(line)-1] = '\0';
if (*line == '.' && *(line+1) == '/') { /* filename */
if (argument->dle.create_index) {
fprintf(indexstream, "%s\n", &line[1]); /* remove . */
}
} else { /* message */
for(rp = re_table; rp->regex != NULL; rp++) {
if(match(rp->regex, line)) {
break;
}
}
if(rp->typ == DMP_SIZE) {
dump_size = (long)((the_num(line, rp->field)* rp->scale+1023.0)/1024.0);
}
switch(rp->typ) {
case DMP_NORMAL:
type = "normal";
startchr = '|';
break;
case DMP_IGNORE:
continue;
case DMP_STRANGE:
type = "strange";
startchr = '?';
break;
case DMP_SIZE:
type = "size";
startchr = '|';
break;
case DMP_ERROR:
type = "error";
startchr = '?';
break;
default:
type = "unknown";
startchr = '!';
break;
}
dbprintf("%3d: %7s(%c): %s\n", rp->srcline, type, startchr, line);
fprintf(mesgstream,"%c %s\n", startchr, line);
}
}