/*
- * Bacula File Daemon verify.c Verify files.
+ * Bacula File Daemon verify.c Verify files.
*
* Kern Sibbald, October MM
*
*
*/
/*
- Copyright (C) 2000-2004 Kern Sibbald and John Walker
+ Copyright (C) 2000-2004 Kern Sibbald
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
#include "bacula.h"
#include "filed.h"
-static int verify_file(FF_PKT *ff_pkt, void *my_pkt);
+static int verify_file(FF_PKT *ff_pkt, void *my_pkt, bool);
+static int read_chksum(BFILE *bfd, CHKSUM *chksum, JCR *jcr);
-/*
+/*
* Find all the requested files and send attributes
* to the Director.
- *
+ *
*/
void do_verify(JCR *jcr)
{
set_jcr_job_status(jcr, JS_Running);
jcr->buf_size = DEFAULT_NETWORK_BUFFER_SIZE;
if ((jcr->big_buf = (char *) malloc(jcr->buf_size)) == NULL) {
- Jmsg1(jcr, M_ABORT, 0, _("Cannot malloc %d network read buffer\n"),
- DEFAULT_NETWORK_BUFFER_SIZE);
+ Jmsg1(jcr, M_ABORT, 0, _("Cannot malloc %d network read buffer\n"),
+ DEFAULT_NETWORK_BUFFER_SIZE);
}
set_find_options((FF_PKT *)jcr->ff, jcr->incremental, jcr->mtime);
Dmsg0(10, "Start find files\n");
/* Subroutine verify_file() is called for each file */
- find_files(jcr, (FF_PKT *)jcr->ff, verify_file, (void *)jcr);
+ find_files(jcr, (FF_PKT *)jcr->ff, verify_file, (void *)jcr);
Dmsg0(10, "End find files\n");
if (jcr->big_buf) {
jcr->big_buf = NULL;
}
set_jcr_job_status(jcr, JS_Terminated);
-}
+}
-/*
+/*
* Called here by find() for each file.
*
* Find the file, compute the MD5 or SHA1 and send it back to the Director
*/
-static int verify_file(FF_PKT *ff_pkt, void *pkt)
+static int verify_file(FF_PKT *ff_pkt, void *pkt, bool top_level)
{
char attribs[MAXSTRING];
char attribsEx[MAXSTRING];
- int64_t n;
int stat;
BFILE bfd;
- BFILE rsrc_bfd;
- bool hfsplus = false;
- struct MD5Context md5c;
- struct SHA1Context sha1c;
- unsigned char signature[25]; /* large enough for either */
+ struct CHKSUM chksum;
BSOCK *dir;
JCR *jcr = (JCR *)pkt;
if (job_canceled(jcr)) {
return 0;
}
-
+
dir = jcr->dir_bsock;
- jcr->num_files_examined++; /* bump total file count */
+ jcr->num_files_examined++; /* bump total file count */
switch (ff_pkt->type) {
- case FT_LNKSAVED: /* Hard linked, file already saved */
+ case FT_LNKSAVED: /* Hard linked, file already saved */
Dmsg2(30, "FT_LNKSAVED saving: %s => %s\n", ff_pkt->fname, ff_pkt->link);
break;
case FT_REGE:
Dmsg2(30, "FT_LNK saving: %s -> %s\n", ff_pkt->fname, ff_pkt->link);
break;
case FT_DIRBEGIN:
- return 1; /* ignored */
+ return 1; /* ignored */
case FT_DIREND:
Dmsg1(30, "FT_DIR saving: %s\n", ff_pkt->fname);
break;
return 1;
}
- binit(&bfd);
+ /* Encode attributes and possibly extend them */
+ encode_stat(attribs, ff_pkt, 0);
+ encode_attribsEx(jcr, attribsEx, ff_pkt);
- if (ff_pkt->type != FT_LNKSAVED && (S_ISREG(ff_pkt->statp.st_mode) &&
- ff_pkt->statp.st_size > 0) ||
- ff_pkt->type == FT_RAW || ff_pkt->type == FT_FIFO) {
- if ((bopen(&bfd, ff_pkt->fname, O_RDONLY | O_BINARY, 0)) < 0) {
- ff_pkt->ff_errno = errno;
- berrno be;
- be.set_errno(bfd.berrno);
- Jmsg(jcr, M_NOTSAVED, 1, _(" Cannot open %s: ERR=%s.\n"),
- ff_pkt->fname, be.strerror());
- jcr->Errors++;
- return 1;
- }
+ P(jcr->mutex);
+ jcr->JobFiles++; /* increment number of files sent */
+ pm_strcpy(jcr->last_fname, ff_pkt->fname);
+ V(jcr->mutex);
+
+ /*
+ * Send file attributes to Director
+ * File_index
+ * Stream
+ * Verify Options
+ * Filename (full path)
+ * Encoded attributes
+ * Link name (if type==FT_LNK)
+ * For a directory, link is the same as fname, but with trailing
+ * slash. For a linked file, link is the link.
+ */
+ /* Send file attributes to Director (note different format than for Storage) */
+ Dmsg2(400, "send ATTR inx=%d fname=%s\n", jcr->JobFiles, ff_pkt->fname);
+ if (ff_pkt->type == FT_LNK || ff_pkt->type == FT_LNKSAVED) {
+ stat = bnet_fsend(dir, "%d %d %s %s%c%s%c%s%c", jcr->JobFiles,
+ STREAM_UNIX_ATTRIBUTES, ff_pkt->VerifyOpts, ff_pkt->fname,
+ 0, attribs, 0, ff_pkt->link, 0);
+ } else if (ff_pkt->type == FT_DIREND) {
+ /* Here link is the canonical filename (i.e. with trailing slash) */
+ stat = bnet_fsend(dir,"%d %d %s %s%c%s%c%c", jcr->JobFiles,
+ STREAM_UNIX_ATTRIBUTES, ff_pkt->VerifyOpts, ff_pkt->link,
+ 0, attribs, 0, 0);
+ } else {
+ stat = bnet_fsend(dir,"%d %d %s %s%c%s%c%c", jcr->JobFiles,
+ STREAM_UNIX_ATTRIBUTES, ff_pkt->VerifyOpts, ff_pkt->fname,
+ 0, attribs, 0, 0);
+ }
+ Dmsg2(20, "bfiled>bdird: attribs len=%d: msg=%s\n", dir->msglen, dir->msg);
+ if (!stat) {
+ Jmsg(jcr, M_FATAL, 0, _("Network error in send to Director: ERR=%s\n"), bnet_strerror(dir));
+ return 0;
}
- binit(&rsrc_bfd); /* we check if this is open below */
-#ifdef HAVE_DARWIN_OS
- /* Open resource fork if necessary */
+ /*
+ * The remainder of the function is all about getting the checksum.
+ * First we initialise, then we read files, other streams and Finder Info.
+ */
if (ff_pkt->type != FT_LNKSAVED && (S_ISREG(ff_pkt->statp.st_mode) &&
- ff_pkt->flags & FO_HFSPLUS)) {
- /* Remember Finder Info, whether we have data or fork, or not */
- hfsplus = true;
- if (ff_pkt->hfsinfo.rsrclength > 0) {
- if (bopen_rsrc(&rsrc_bfd, ff_pkt->fname, O_RDONLY | O_BINARY, 0) < 0) {
+ ff_pkt->flags & (FO_MD5|FO_SHA1))) {
+ chksum_init(&chksum, ff_pkt->flags);
+ binit(&bfd);
+
+ if (ff_pkt->statp.st_size > 0 || ff_pkt->type == FT_RAW
+ || ff_pkt->type == FT_FIFO) {
+ if ((bopen(&bfd, ff_pkt->fname, O_RDONLY | O_BINARY, 0)) < 0) {
+ ff_pkt->ff_errno = errno;
+ berrno be;
+ be.set_errno(bfd.berrno);
+ Jmsg(jcr, M_NOTSAVED, 1, _(" Cannot open %s: ERR=%s.\n"),
+ ff_pkt->fname, be.strerror());
+ jcr->Errors++;
+ return 1;
+ }
+ read_chksum(&bfd, &chksum, jcr);
+ bclose(&bfd);
+ }
+
+#ifdef HAVE_DARWIN_OS
+ /* Open resource fork if necessary */
+ if (ff_pkt->flags & FO_HFSPLUS && ff_pkt->hfsinfo.rsrclength > 0) {
+ if (bopen_rsrc(&bfd, ff_pkt->fname, O_RDONLY | O_BINARY, 0) < 0) {
ff_pkt->ff_errno = errno;
berrno be;
- Jmsg(jcr, M_NOTSAVED, -1, _(" Cannot open resource fork for %s: ERR=%s\n"),
- ff_pkt->fname, be.strerror());
+ Jmsg(jcr, M_NOTSAVED, -1, _(" Cannot open resource fork for %s: ERR=%s.\n"),
+ ff_pkt->fname, be.strerror());
jcr->Errors++;
if (is_bopen(&ff_pkt->bfd)) {
bclose(&ff_pkt->bfd);
}
return 1;
}
+ read_chksum(&bfd, &chksum, jcr);
+ bclose(&bfd);
+ }
+ if (ff_pkt->flags & FO_HFSPLUS) {
+ chksum_update(&chksum, ((unsigned char *)ff_pkt->hfsinfo.fndrinfo), 32);
}
- }
#endif
- encode_stat(attribs, ff_pkt, 0);
-
- /* Now possibly extend the attributes */
- encode_attribsEx(jcr, attribsEx, ff_pkt);
-
- P(jcr->mutex);
- jcr->JobFiles++; /* increment number of files sent */
- pm_strcpy(jcr->last_fname, ff_pkt->fname);
- V(jcr->mutex);
+ /* compute MD5 or SHA1 hash */
+ if (chksum.updated) {
+ char chksumbuf[40]; /* 24 should do */
+ int stream = 0;
- /*
- * Send file attributes to Director
- * File_index
- * Stream
- * Verify Options
- * Filename (full path)
- * Encoded attributes
- * Link name (if type==FT_LNK)
- * For a directory, link is the same as fname, but with trailing
- * slash. For a linked file, link is the link.
- */
- /* Send file attributes to Director (note different format than for Storage) */
- Dmsg2(400, "send ATTR inx=%d fname=%s\n", jcr->JobFiles, ff_pkt->fname);
- if (ff_pkt->type == FT_LNK || ff_pkt->type == FT_LNKSAVED) {
- stat = bnet_fsend(dir, "%d %d %s %s%c%s%c%s%c", jcr->JobFiles,
- STREAM_UNIX_ATTRIBUTES, ff_pkt->VerifyOpts, ff_pkt->fname,
- 0, attribs, 0, ff_pkt->link, 0);
- } else if (ff_pkt->type == FT_DIREND) {
- /* Here link is the canonical filename (i.e. with trailing slash) */
- stat = bnet_fsend(dir,"%d %d %s %s%c%s%c%c", jcr->JobFiles,
- STREAM_UNIX_ATTRIBUTES, ff_pkt->VerifyOpts, ff_pkt->link,
- 0, attribs, 0, 0);
- } else {
- stat = bnet_fsend(dir,"%d %d %s %s%c%s%c%c", jcr->JobFiles,
- STREAM_UNIX_ATTRIBUTES, ff_pkt->VerifyOpts, ff_pkt->fname,
- 0, attribs, 0, 0);
- }
- Dmsg2(20, "bfiled>bdird: attribs len=%d: msg=%s\n", dir->msglen, dir->msg);
- if (!stat) {
- Jmsg(jcr, M_FATAL, 0, _("Network error in send to Director: ERR=%s\n"), bnet_strerror(dir));
- if (is_bopen(&bfd)) {
- bclose(&bfd);
- }
- if (is_bopen(&rsrc_bfd)) {
- bclose(&rsrc_bfd);
+ chksum_final(&chksum);
+ if (chksum.type == CHKSUM_MD5) {
+ stream = STREAM_MD5_SIGNATURE;
+ } else if (chksum.type == CHKSUM_SHA1) {
+ stream = STREAM_SHA1_SIGNATURE;
}
- return 0;
+ bin_to_base64(chksumbuf, (char *)chksum.signature, chksum.length);
+ Dmsg3(400, "send inx=%d %s=%s\n", jcr->JobFiles, chksum.name, chksumbuf);
+ bnet_fsend(dir, "%d %d %s *%s-%d*", jcr->JobFiles, stream, chksumbuf,
+ chksum.name, jcr->JobFiles);
+ Dmsg3(20, "bfiled>bdird: %s len=%d: msg=%s\n", chksum.name,
+ dir->msglen, dir->msg);
}
+ }
- /* compute MD5 or SHA1 hash */
- if ((is_bopen(&bfd) || hfsplus) && ff_pkt->flags & FO_MD5) {
- char MD5buf[40]; /* 24 should do */
- MD5Init(&md5c);
- if (is_bopen(&bfd)) {
- while ((n=bread(&bfd, jcr->big_buf, jcr->buf_size)) > 0) {
- MD5Update(&md5c, ((unsigned char *)jcr->big_buf), (int)n);
- jcr->JobBytes += n;
- jcr->ReadBytes += n;
- }
- if (n < 0) {
- berrno be;
- be.set_errno(bfd.berrno);
- Jmsg(jcr, M_ERROR, 1, _("Error reading file %s: ERR=%s\n"),
- ff_pkt->fname, be.strerror());
- jcr->Errors++;
- }
- }
-#ifdef HAVE_DARWIN_OS
- if (is_bopen(&rsrc_bfd)) {
- while ((n=bread(&rsrc_bfd, jcr->big_buf, jcr->buf_size)) > 0) {
- MD5Update(&md5c, ((unsigned char *)jcr->big_buf), (int)n);
- jcr->JobBytes += n;
- jcr->ReadBytes += n;
- }
- if (n < 0) {
- berrno be;
- be.set_errno(rsrc_bfd.berrno);
- Jmsg(jcr, M_ERROR, 1, _("Error reading file %s: ERR=%s\n"),
- ff_pkt->fname, be.strerror());
- jcr->Errors++;
- }
- }
- if (ff_pkt->flags & FO_HFSPLUS) {
- MD5Update(&md5c, ((unsigned char *)ff_pkt->hfsinfo.fndrinfo), 32);
- }
-#endif
- MD5Final(signature, &md5c);
+ return 1;
+}
- bin_to_base64(MD5buf, (char *)signature, 16); /* encode 16 bytes */
- Dmsg2(400, "send inx=%d MD5=%s\n", jcr->JobFiles, MD5buf);
- bnet_fsend(dir, "%d %d %s *MD5-%d*", jcr->JobFiles, STREAM_MD5_SIGNATURE, MD5buf,
- jcr->JobFiles);
- Dmsg2(20, "bfiled>bdird: MD5 len=%d: msg=%s\n", dir->msglen, dir->msg);
- } else if ((is_bopen(&bfd) || hfsplus) && ff_pkt->flags & FO_SHA1) {
- char SHA1buf[40]; /* 24 should do */
- SHA1Init(&sha1c);
- if (is_bopen(&bfd)) {
- while ((n=bread(&bfd, jcr->big_buf, jcr->buf_size)) > 0) {
- SHA1Update(&sha1c, ((unsigned char *)jcr->big_buf), (int)n);
- jcr->JobBytes += n;
- jcr->ReadBytes += n;
- }
- if (n < 0) {
- berrno be;
- be.set_errno(bfd.berrno);
- Jmsg(jcr, M_ERROR, 1, _("Error reading file %s: ERR=%s\n"),
- ff_pkt->fname, be.strerror());
- jcr->Errors++;
- }
- }
-#ifdef HAVE_DARWIN_OS
- if (is_bopen(&rsrc_bfd)) {
- while ((n=bread(&rsrc_bfd, jcr->big_buf, jcr->buf_size)) > 0) {
- SHA1Update(&sha1c, ((unsigned char *)jcr->big_buf), (int)n);
- jcr->JobBytes += n;
- jcr->ReadBytes += n;
- }
- if (n < 0) {
- berrno be;
- be.set_errno(rsrc_bfd.berrno);
- Jmsg(jcr, M_ERROR, 1, _("Error reading file %s: ERR=%s\n"),
- ff_pkt->fname, be.strerror());
- jcr->Errors++;
- }
- }
- if (ff_pkt->flags & FO_HFSPLUS) {
- SHA1Update(&sha1c, ((unsigned char *)ff_pkt->hfsinfo.fndrinfo), 32);
- }
-#endif
- SHA1Final(&sha1c, signature);
+/*
+ * Read checksum of bfd, updating chksum
+ * In case of errors we need the job control record and file name.
+ */
+int read_chksum(BFILE *bfd, CHKSUM *chksum, JCR *jcr)
+{
+ int64_t n;
- bin_to_base64(SHA1buf, (char *)signature, 20); /* encode 20 bytes */
- Dmsg2(400, "send inx=%d SHA1=%s\n", jcr->JobFiles, SHA1buf);
- bnet_fsend(dir, "%d %d %s *SHA1-%d*", jcr->JobFiles, STREAM_SHA1_SIGNATURE,
- SHA1buf, jcr->JobFiles);
- Dmsg2(20, "bfiled>bdird: SHA1 len=%d: msg=%s\n", dir->msglen, dir->msg);
- }
- if (is_bopen(&bfd)) {
- bclose(&bfd);
- }
- if (is_bopen(&rsrc_bfd)) {
- bclose(&rsrc_bfd);
- }
- return 1;
+ while ((n=bread(bfd, jcr->big_buf, jcr->buf_size)) > 0) {
+ chksum_update(chksum, ((unsigned char *)jcr->big_buf), (int)n);
+ jcr->JobBytes += n;
+ jcr->ReadBytes += n;
+ }
+ if (n < 0) {
+ berrno be;
+ be.set_errno(bfd->berrno);
+ Jmsg(jcr, M_ERROR, 1, _("Error reading file %s: ERR=%s\n"),
+ jcr->last_fname, be.strerror());
+ jcr->Errors++;
+ return -1;
}
+ return 0;
+}
projects / bacula / bacula / blobdiff