#ifndef lint
static const char rcsid[] =
- "$Id: main.c,v 1.87 2003/10/26 16:05:47 stelian Exp $";
+ "$Id: main.c,v 1.99 2011/06/10 13:41:41 stelian Exp $";
#endif /* not lint */
#include <config.h>
#include <sys/time.h>
#include <time.h>
#ifdef __linux__
+#include <linux/types.h>
#ifdef HAVE_EXT2FS_EXT2_FS_H
#include <ext2fs/ext2_fs.h>
#else
#include "pathnames.h"
#include "bylabel.h"
+#include "transformation.h"
+#include "indexer.h"
+
#ifndef SBOFF
#define SBOFF (SBLOCK * DEV_BSIZE)
#endif
char tape[MAXPATHLEN];/* name of the tape file */
char *tapeprefix; /* prefix of the tape file */
char *dumpdates; /* name of the file containing dump date information*/
-char lastlevel; /* dump level of previous dump */
-char level; /* dump level of this dump */
+char lastlevel[NUM_STR_SIZE];/* dump level of previous dump */
+char level[NUM_STR_SIZE];/* dump level of this dump */
int zipflag; /* which compression method */
int Afile = -1; /* archive file descriptor */
int AfileActive = 1;/* Afile flag */
dump_ino_t curino; /* current inumber; used globally */
int newtape; /* new tape flag */
int density; /* density in 0.1" units */
-long tapesize; /* estimated tape size, blocks */
+long long tapesize; /* estimated tape size, blocks */
long tsize; /* tape size in 0.1" units */
long asize; /* number of 0.1" units written on current tape */
int etapes; /* estimated number of tapes */
int tp_bshift; /* log2(TP_BSIZE) */
dump_ino_t volinfo[TP_NINOS];/* which inode on which volume archive info */
-#ifdef USE_QFA
-int gTapeposfd;
-char *gTapeposfile;
-char gTps[255];
-int32_t gThisDumpDate;
-#endif /* USE_QFA */
-
struct dumptime *dthead; /* head of the list version */
int nddates; /* number of records (might be zero) */
int ddates_in; /* we have read the increment file */
#endif /* USE_QFA */
int dokerberos = 0; /* Use Kerberos authentication */
long dev_bsize = 1; /* recalculated below */
-long blocksperfile; /* output blocks per file */
+long *blocksperfiles = NULL; /* output blocks per file(s) */
char *host = NULL; /* remote host (if any) */
int sizest = 0; /* return size estimate only */
int compressed = 0; /* use zlib to compress the output, compress level 1-9 */
long long bytes_written = 0; /* total bytes written */
long uncomprblks = 0;/* uncompressed blocks written */
+Transformation *transformation = &transformation_null;
long smtc_errno;
int maxbsize = 1024*1024; /* XXX MAXBSIZE from sys/param.h */
static long numarg __P((const char *, long, long));
+static long *numlistarg __P((const char *, long, long));
static void obsolete __P((int *, char **[]));
static void usage __P((void));
static void do_exclude_from_file __P((char *));
static void do_exclude_ino_str __P((char *));
static void incompat_flags __P((int, char, char));
-static char* iexclude_bitmap = NULL; /* the inode exclude bitmap */
-static int iexclude_bitmap_bytes = 0; /* size of bitmap in bytes */
+static char* iexclude_bitmap = NULL; /* the inode exclude bitmap */
+static unsigned int iexclude_bitmap_bytes = 0; /* size of bitmap in bytes */
+
+Indexer *indexer = &indexer_legacy;
int
main(int argc, char *argv[])
struct dinode *dp;
struct mntent *dt;
char *map;
- int ch;
+ int ch, pch = 0;
int i, anydirskipped;
int aflag = 0, bflag = 0, Tflag = 0, honorlevel = 1;
dump_ino_t maxino;
dumpdates = _PATH_DUMPDATES;
if (TP_BSIZE / DEV_BSIZE == 0 || TP_BSIZE % DEV_BSIZE != 0)
quit("TP_BSIZE must be a multiple of DEV_BSIZE\n");
- level = '0';
+ memset(&lastlevel, 0, NUM_STR_SIZE);
+ memset(&level, 0, NUM_STR_SIZE);
+ transformation = &transformation_null;
+ /* Default dump level is zero. */
+ level[0] = '0';
if (argc < 2)
usage();
obsolete(&argc, &argv);
-#ifdef USE_QFA
- gTapeposfd = -1;
-#endif /* USE_QFA */
-
while ((ch = getopt(argc, argv,
"0123456789A:aB:b:cd:D:e:E:f:F:h:I:"
#ifdef HAVE_BZLIB
/* dump level */
case '0': case '1': case '2': case '3': case '4':
case '5': case '6': case '7': case '8': case '9':
- level = ch;
+ if ((pch >= '0') && (pch <= '9') && (strlen(level) < NUM_STR_SIZE))
+ level[strlen(level)] = ch;
+ else
+ level[0] = ch;
+ pch = ch;
break;
case 'A': /* archive file */
case 'B': /* blocks per output file */
unlimited = 0;
- blocksperfile = numarg("number of blocks per file",
+ blocksperfiles = numlistarg("number of blocks per file",
1L, 0L);
break;
case 'j':
compressed = 2;
zipflag = COMPRESS_BZLIB;
+ transformation = transformation_bzlib_factory(1, 2);
if (optarg)
compressed = numarg("compress level", 1L, 9L);
break;
#ifdef USE_QFA
case 'Q': /* create tapeposfile */
- gTapeposfile = optarg;
+ //gTapeposfile = optarg; // FIXME - communicate filename to indexer.
tapepos = 1;
break;
#endif /* USE_QFA */
exit(X_STARTUP);
}
Tflag = 1;
- lastlevel = '?';
+ lastlevel[0] = '?'; lastlevel[1] = '\0';
break;
case 'u': /* update dumpdates */
#ifdef HAVE_LZO
case 'y':
compressed = 2;
+ transformation = transformation_lzo_factory(1);
zipflag = COMPRESS_LZO;
break;
#endif /* HAVE_LZO */
#ifdef HAVE_ZLIB
case 'z':
compressed = 2;
+ transformation = transformation_zlib_factory(1, 2);
zipflag = COMPRESS_ZLIB;
if (optarg)
compressed = numarg("compress level", 1L, 9L);
}
argc--;
incompat_flags(Tflag && uflag, 'T', 'u');
- incompat_flags(aflag && blocksperfile, 'a', 'B');
+ incompat_flags(aflag && blocksperfiles, 'a', 'B');
incompat_flags(aflag && cartridge, 'a', 'c');
incompat_flags(aflag && density, 'a', 'd');
incompat_flags(aflag && tsize, 'a', 's');
tapeprefix = "standard output";
}
- if (blocksperfile && !compressed)
- blocksperfile = blocksperfile / ntrec * ntrec; /* round down */
+ if (blocksperfiles && !compressed)
+ for (i = 1; i <= *blocksperfiles; i++)
+ blocksperfiles[i] = blocksperfiles[i] / ntrec * ntrec; /* round down */
else if (!unlimited) {
/*
* Determine how to default tape size and density
}
(void)setuid(getuid()); /* rmthost() is the only reason to be setuid */
- if (Apath && (Afile = open(Apath, O_WRONLY|O_CREAT|O_TRUNC,
+ if (Apath && (Afile = OPEN(Apath, O_WRONLY|O_CREAT|O_TRUNC,
S_IRUSR | S_IWUSR | S_IRGRP |
S_IWGRP | S_IROTH | S_IWOTH)) < 0) {
msg("Cannot open %s for writing: %s\n",
diskparam[i] = '\0';
disk = get_device_name(diskparam);
- if (!disk) { /* null means the disk is some form
- of LABEL= or UID= but it was not
- found */
- msg("Cannot find a disk having %s\n", diskparam);
- msg("The ENTIRE dump is aborted.\n");
- exit(X_STARTUP);
- }
+ if (!disk)
+ disk = strdup(diskparam);
+
/*
* disk can be either the full special file name,
* the suffix of the special file name,
}
if (directory[0] != 0) {
- if (level != '0') {
+ if (atoi(level) != 0) {
msg("Only level 0 dumps are allowed on a subdirectory\n");
msg("The ENTIRE dump is aborted.\n");
exit(X_STARTUP);
spcl.c_filesys[NAMELEN-1] = '\0';
(void)gethostname(spcl.c_host, NAMELEN);
spcl.c_host[NAMELEN-1] = '\0';
- spcl.c_level = level - '0';
+ spcl.c_level = atoi(level);
spcl.c_type = TS_TAPE;
if (!Tflag)
getdumptime(uflag); /* dumpdates snarfed */
if (spcl.c_ddate == 0 && spcl.c_level) {
msg("WARNING: There is no inferior level dump on this filesystem\n");
msg("WARNING: Assuming a level 0 dump by default\n");
- level = '0';
+ level[0] = '0'; level[1] = '\0';
spcl.c_level = 0;
}
if (!sizest) {
- msg("Date of this level %c dump: %s", level,
+ msg("Date of this level %s dump: %s", level,
ctime4(&spcl.c_date));
-#ifdef USE_QFA
- gThisDumpDate = spcl.c_date;
-#endif
if (spcl.c_ddate)
- msg("Date of last level %c dump: %s", lastlevel,
+ msg("Date of last level %s dump: %s", lastlevel,
ctime4(&spcl.c_ddate));
msg("Dumping %s (%s) ", disk, spcl.c_filesys);
if (host)
if (zipflag == COMPRESS_LZO)
msg("Compressing output (lzo)\n");
else
- msg("Compressing output at compression level %d (%s)\n",
+ msg("Compressing output at transformation level %d (%s)\n",
compressed, zipflag == COMPRESS_ZLIB ? "zlib" : "bzlib");
}
}
if (pipeout || unlimited) {
tapesize += 1 + ntrec; /* 1 map header + trailer blocks */
- msg("estimated %ld blocks.\n", tapesize);
+ msg("estimated %lld blocks.\n", tapesize);
} else {
double fetapes;
- if (blocksperfile)
- fetapes = (double) tapesize / blocksperfile;
- else if (cartridge) {
+ if (blocksperfiles) {
+ long long tapesize_left;
+
+ tapesize_left = tapesize;
+ fetapes = 0;
+ for (i = 1; i < *blocksperfiles && tapesize_left; i++) {
+ fetapes++;
+ if (tapesize_left > blocksperfiles[i])
+ tapesize_left -= blocksperfiles[i];
+ else
+ tapesize_left = 0;
+ }
+ if (tapesize_left)
+ fetapes += (double)tapesize_left / blocksperfiles[*blocksperfiles];
+ } else if (cartridge) {
/* Estimate number of tapes, assuming streaming stops at
the end of each block written, and not in mid-block.
Assume no erroneous blocks; this can be compensated
tapesize += (etapes - 1) *
(howmany(mapsize * sizeof(char), TP_BSIZE) + 1);
tapesize += etapes + ntrec; /* headers + trailer blks */
- msg("estimated %ld blocks on %3.2f tape(s).\n",
+ msg("estimated %lld blocks on %3.2f tape(s).\n",
tapesize, fetapes);
}
#ifdef USE_QFA
- if (tapepos) {
- msg("writing QFA positions to %s\n", gTapeposfile);
- if ((gTapeposfd = open(gTapeposfile,
- O_WRONLY|O_CREAT|O_TRUNC,
- S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP
- | S_IROTH | S_IWOTH)) < 0)
- quit("can't open tapeposfile\n");
- /* print QFA-file header */
- snprintf(gTps, sizeof(gTps), "%s\n%s\n%ld\n\n", QFA_MAGIC, QFA_VERSION, (unsigned long)spcl.c_date);
- gTps[sizeof(gTps) - 1] = '\0';
- if (write(gTapeposfd, gTps, strlen(gTps)) != (ssize_t)strlen(gTps))
- quit("can't write tapeposfile\n");
- sprintf(gTps, "ino\ttapeno\ttapepos\n");
- if (write(gTapeposfd, gTps, strlen(gTps)) != (ssize_t)strlen(gTps))
- quit("can't write tapeposfile\n");
- }
+ indexer->openQfa();
#endif /* USE_QFA */
/*
tend_writing = time(NULL);
spcl.c_type = TS_END;
+ indexer->foo();
+
if (Afile >= 0) {
volinfo[1] = ROOTINO;
memcpy(spcl.c_inos, volinfo, TP_NINOS * sizeof(dump_ino_t));
spcl.c_tapea / (tend_writing - tstart_writing));
putdumptime();
- msg("Date of this level %c dump: %s", level,
+ msg("Date of this level %s dump: %s", level,
spcl.c_date == 0 ? "the epoch\n" : ctime4(&spcl.c_date));
msg("Date this dump completed: %s", ctime(&tnow));
spcl.c_tapea, tapekb, rate);
}
- if (Afile >= 0)
- msg("Archiving dump to %s\n", Apath);
+ indexer->close();
+ indexer->closeQfa();
broadcast("DUMP IS DONE!\7\7\n");
msg("DUMP IS DONE\n");
fprintf(stderr, "%s %s\n", __progname, _DUMP_VERSION);
#endif
fprintf(stderr,
- "usage:\t%s [-0123456789ac"
+ "usage:\t%s [-level#] [-ac"
#ifdef KERBEROS
"k"
#endif
return (val);
}
+/*
+ * The same as numarg, just that it expects a comma separated list of numbers
+ * and returns an array of longs with the first element containing the number
+ * values in that array.
+ */
+static long *
+numlistarg(const char *meaning, long vmin, long vmax)
+{
+ char *p;
+ long *vals,*curval;
+ long valnum;
+
+ p = optarg;
+ vals = NULL;
+ valnum = 0;
+ do {
+ valnum++;
+ if ( !(vals = realloc(vals, (valnum + 1) * sizeof(*vals))) )
+ errx(X_STARTUP, "allocating memory failed");
+ curval = vals + valnum;
+ *curval = strtol(p, &p, 10);
+ if (*p && *p!=',')
+ errx(X_STARTUP, "illegal %s -- %s", meaning, optarg);
+ if (*curval < vmin || (vmax && *curval > vmax))
+ errx(X_STARTUP, "%s must be between %ld and %ld", meaning, vmin, vmax);
+ *vals = valnum;
+ if (*p) p++;
+ } while(*p);
+ return (vals);
+}
+
void
sig(int signo)
{
/* check for enough mem; initialize */
if ((ino/8 + 1) > iexclude_bitmap_bytes) {
if (iexclude_bitmap_bytes == 0) {
+ unsigned int j;
iexclude_bitmap_bytes = 2 * (ino/8 + 1);
iexclude_bitmap = (char*) malloc(iexclude_bitmap_bytes);
if (iexclude_bitmap == NULL) {
msg("allocating memory failed\n");
exit(X_STARTUP);
}
- int j;
for (j = 0; j < iexclude_bitmap_bytes; j++)
iexclude_bitmap[j] = 0;
}
else {
- int oldsize = iexclude_bitmap_bytes;
+ unsigned int oldsize = iexclude_bitmap_bytes;
iexclude_bitmap_bytes *=
(ino / 8 + 1) / iexclude_bitmap_bytes + 1;
iexclude_bitmap = (char*) realloc(iexclude_bitmap,