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/* Copyright (c) 2003-2007 MySQL AB
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 */
#include <ndb_global.h>
#include <util/version.h>
#include <NdbMain.h>
#include <NdbOut.hpp>
#include <SchemaFile.hpp>
#include <kernel_types.h>
static const char* progname = 0;
static bool allflag = false;
static bool checkonly = false;
static bool equalcontents = false;
static bool okquiet = false;
static void
usage()
{
ndbout
<< "Usage: " << progname << " [-aceq]" << " file ..." << endl
<< "-a print also unused slots" << endl
<< "-c check only (return status 1 on error)" << endl
<< "-e check also that the files have identical contents" << endl
<< "-q no output if file is ok" << endl
<< "Example: " << progname << " -ceq ndb_*_fs/D[12]/DBDICT/P0.SchemaLog" << endl;
}
#ifdef NOT_USED
static void
fill(const char * buf, int mod)
{
int len = strlen(buf)+1;
ndbout << buf << " ";
while((len % mod) != 0){
ndbout << " ";
len++;
}
}
#endif
static const char*
version(Uint32 v)
{
static char buf[40];
sprintf(buf, "%d.%d.%d", v >> 16, (v >> 8) & 0xFF, v & 0xFF);
return buf;
}
static int
print_head(const char * filename, const SchemaFile * sf)
{
int retcode = 0;
if (! checkonly) {
ndbout << "----- Schemafile: " << filename << " -----" << endl;
ndbout_c("Magic: %.*s ByteOrder: %.8x NdbVersion: %s FileSize: %d",
(int) sizeof(sf->Magic),
sf->Magic,
sf->ByteOrder,
version(sf->NdbVersion),
sf->FileSize);
}
if (memcmp(sf->Magic, "NDBSCHMA", sizeof(sf->Magic) != 0)) {
ndbout << filename << ": invalid header magic" << endl;
retcode = 1;
}
if ((sf->NdbVersion >> 16) < 4 || (sf->NdbVersion >> 16) > 9) {
ndbout << filename << ": impossible version " << hex << sf->NdbVersion << endl;
retcode = 1;
}
return retcode;
}
inline
Uint32
table_version_minor(Uint32 ver)
{
return ver >> 24;
}
static int
print_old(const char * filename, const SchemaFile * sf, Uint32 sz)
{
int retcode = 0;
if (print_head(filename, sf) != 0)
retcode = 1;
for (Uint32 i = 0; i < sf->NoOfTableEntries; i++) {
SchemaFile::TableEntry_old te = sf->TableEntries_old[i];
if (allflag ||
(te.m_tableState != SchemaFile::INIT &&
te.m_tableState != SchemaFile::DROP_TABLE_COMMITTED)) {
if (! checkonly)
ndbout << "Table " << i << ":"
<< " State = " << te.m_tableState
<< " version = " << table_version_major(te.m_tableVersion)
<< "(" << table_version_minor(te.m_tableVersion) << ")"
<< " type = " << te.m_tableType
<< " noOfPages = " << te.m_noOfPages
<< " gcp: " << te.m_gcp << endl;
}
}
return retcode;
}
static int
print(const char * filename, const SchemaFile * xsf, Uint32 sz)
{
int retcode = 0;
if (print_head(filename, xsf) != 0)
retcode = 1;
assert(sizeof(SchemaFile) == NDB_SF_PAGE_SIZE);
if (xsf->FileSize != sz || xsf->FileSize % NDB_SF_PAGE_SIZE != 0) {
ndbout << filename << ": invalid FileSize " << xsf->FileSize << endl;
retcode = 1;
}
Uint32 noOfPages = xsf->FileSize / NDB_SF_PAGE_SIZE;
for (Uint32 n = 0; n < noOfPages; n++) {
if (! checkonly) {
ndbout << "----- Page: " << n << " (" << noOfPages << ") -----" << endl;
}
const SchemaFile * sf = &xsf[n];
if (memcmp(sf->Magic, xsf->Magic, sizeof(sf->Magic)) != 0) {
ndbout << filename << ": page " << n << " invalid magic" << endl;
retcode = 1;
}
if (sf->FileSize != xsf->FileSize) {
ndbout << filename << ": page " << n << " FileSize changed to " << sf->FileSize << "!=" << xsf->FileSize << endl;
retcode = 1;
}
Uint32 cs = 0;
for (Uint32 j = 0; j < NDB_SF_PAGE_SIZE_IN_WORDS; j++)
cs ^= ((const Uint32*)sf)[j];
if (cs != 0) {
ndbout << filename << ": page " << n << " invalid CheckSum" << endl;
retcode = 1;
}
if (sf->NoOfTableEntries != NDB_SF_PAGE_ENTRIES) {
ndbout << filename << ": page " << n << " invalid NoOfTableEntries " << sf->NoOfTableEntries << endl;
retcode = 1;
}
for (Uint32 i = 0; i < NDB_SF_PAGE_ENTRIES; i++) {
SchemaFile::TableEntry te = sf->TableEntries[i];
Uint32 j = n * NDB_SF_PAGE_ENTRIES + i;
if (allflag ||
(te.m_tableState != SchemaFile::INIT &&
te.m_tableState != SchemaFile::DROP_TABLE_COMMITTED)) {
if (! checkonly)
ndbout << "Table " << j << ":"
<< " State = " << te.m_tableState
<< " version = " << table_version_major(te.m_tableVersion)
<< "(" << table_version_minor(te.m_tableVersion) << ")"
<< " type = " << te.m_tableType
<< " noOfWords = " << te.m_info_words
<< " gcp: " << te.m_gcp << endl;
}
if (te.m_unused[0] != 0 || te.m_unused[1] != 0 || te.m_unused[2] != 0) {
ndbout << filename << ": entry " << j << " garbage in m_unused[3]" << endl;
retcode = 1;
}
}
}
return retcode;
}
NDB_COMMAND(printSchemafile,
"printSchemafile", "printSchemafile", "Prints a schemafile", 16384)
{
progname = argv[0];
int exitcode = 0;
while (argc > 1 && argv[1][0] == '-') {
if (strchr(argv[1], 'a') != 0)
allflag = true;
if (strchr(argv[1], 'c') != 0)
checkonly = true;
if (strchr(argv[1], 'e') != 0)
equalcontents = true;
if (strchr(argv[1], 'q') != 0)
okquiet = true;
if (strchr(argv[1], 'h') != 0 || strchr(argv[1], '?') != 0) {
usage();
return 0;
}
argc--, argv++;
}
const char * prevfilename = 0;
Uint32 * prevbuf = 0;
Uint32 prevbytes = 0;
while (argc > 1) {
const char * filename = argv[1];
argc--, argv++;
struct stat sbuf;
const int res = stat(filename, &sbuf);
if (res != 0) {
ndbout << filename << ": not found errno=" << errno << endl;
exitcode = 1;
continue;
}
const Uint32 bytes = sbuf.st_size;
Uint32 * buf = new Uint32[bytes/4+1];
FILE * f = fopen(filename, "rb");
if (f == 0) {
ndbout << filename << ": open failed errno=" << errno << endl;
delete [] buf;
exitcode = 1;
continue;
}
Uint32 sz = fread(buf, 1, bytes, f);
fclose(f);
if (sz != bytes) {
ndbout << filename << ": read failed errno=" << errno << endl;
delete [] buf;
exitcode = 1;
continue;
}
if (sz < 32) {
ndbout << filename << ": too short (no header)" << endl;
delete [] buf;
exitcode = 1;
continue;
}
SchemaFile* sf = (SchemaFile *)&buf[0];
int ret;
if (sf->NdbVersion < NDB_SF_VERSION_5_0_6)
ret = print_old(filename, sf, sz);
else
ret = print(filename, sf, sz);
if (ret != 0) {
ndbout << filename << ": check failed"
<< " version=" << version(sf->NdbVersion) << endl;
exitcode = 1;
} else if (! okquiet) {
ndbout << filename << ": ok"
<< " version=" << version(sf->NdbVersion) << endl;
}
if (equalcontents && prevfilename != 0) {
if (prevbytes != bytes || memcmp(prevbuf, buf, bytes) != 0) {
ndbout << filename << ": differs from " << prevfilename << endl;
exitcode = 1;
}
}
prevfilename = filename;
delete [] prevbuf;
prevbuf = buf;
prevbytes = bytes;
}
delete [] prevbuf;
return exitcode;
}
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