Rev 177: added a useful tool for dumping a ctdb in
http://samba.org/~tridge/ctdb
tridge at samba.org
tridge at samba.org
Sun Apr 22 07:24:28 GMT 2007
------------------------------------------------------------
revno: 177
revision-id: tridge at samba.org-20070422072427-3687afmjkdro3it4
parent: tridge at samba.org-20070421212439-2d1ex491g730wizc
committer: Andrew Tridgell <tridge at samba.org>
branch nick: tridge
timestamp: Sun 2007-04-22 09:24:27 +0200
message:
added a useful tool for dumping a ctdb
added:
tools/ctdb_dump.c ctdb_dump.c-20070422072106-vavpof4y9zz8z2lh-1
modified:
Makefile.in makefile.in-20061117234101-o3qt14umlg9en8z0-1
common/util.c util.c-20061117234101-o3qt14umlg9en8z0-20
include/includes.h includes.h-20061117234101-o3qt14umlg9en8z0-17
=== added file 'tools/ctdb_dump.c'
--- a/tools/ctdb_dump.c 1970-01-01 00:00:00 +0000
+++ b/tools/ctdb_dump.c 2007-04-22 07:24:27 +0000
@@ -0,0 +1,112 @@
+/*
+ ctdb status tool
+
+ Copyright (C) Andrew Tridgell 2007
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+*/
+
+#include "includes.h"
+#include "lib/events/events.h"
+#include "system/filesys.h"
+#include "popt.h"
+#include "cmdline.h"
+#include "../include/ctdb_private.h"
+#include "db_wrap.h"
+
+
+/*
+ show usage message
+ */
+static void usage(void)
+{
+ printf("Usage: ctdb_dump <path>\n");
+ exit(1);
+}
+
+static int traverse_fn(struct tdb_context *tdb, TDB_DATA key, TDB_DATA data, void *p)
+{
+ struct id {
+ dev_t dev;
+ ino_t inode;
+ } *id;
+ struct ctdb_ltdb_header *h = (struct ctdb_ltdb_header *)data.dptr;
+ char *keystr;
+ id = (struct id *)key.dptr;
+ if (key.dsize == sizeof(*id)) {
+ keystr = talloc_asprintf(NULL, "%llu:%llu",
+ (uint64_t)id->dev, (uint64_t)id->inode);
+ } else {
+ keystr = hex_encode(NULL, key.dptr, key.dsize);
+ }
+ printf(" rec %s dmaster=%u\n", keystr, h->dmaster);
+ talloc_free(keystr);
+ return 0;
+}
+
+/*
+ main program
+*/
+int main(int argc, const char *argv[])
+{
+ struct poptOption popt_options[] = {
+ POPT_AUTOHELP
+ POPT_CTDB_CMDLINE
+ POPT_TABLEEND
+ };
+ int opt;
+ const char **extra_argv;
+ int i, extra_argc = 0;
+ poptContext pc;
+ struct tdb_wrap *db;
+
+ pc = poptGetContext(argv[0], argc, argv, popt_options, POPT_CONTEXT_KEEP_FIRST);
+
+ while ((opt = poptGetNextOpt(pc)) != -1) {
+ switch (opt) {
+ default:
+ fprintf(stderr, "Invalid option %s: %s\n",
+ poptBadOption(pc, 0), poptStrerror(opt));
+ exit(1);
+ }
+ }
+
+ /* setup the remaining options for the main program to use */
+ extra_argv = poptGetArgs(pc);
+ if (extra_argv) {
+ extra_argv++;
+ while (extra_argv[extra_argc]) extra_argc++;
+ }
+
+ if (extra_argc < 1) {
+ usage();
+ }
+
+ for (i=0;i<extra_argc;i++) {
+ db = tdb_wrap_open(NULL, extra_argv[i], 0, TDB_DEFAULT, O_RDONLY, 0);
+ if (db == NULL) {
+ printf("Failed to open %s - %s\n",
+ extra_argv[i], strerror(errno));
+ exit(1);
+ }
+
+ printf("db %s\n", extra_argv[i]);
+ tdb_traverse(db->tdb, traverse_fn, NULL);
+
+ talloc_free(db);
+ }
+
+ return 0;
+}
=== modified file 'Makefile.in'
--- a/Makefile.in 2007-04-20 10:07:47 +0000
+++ b/Makefile.in 2007-04-22 07:24:27 +0000
@@ -30,7 +30,7 @@
OBJS = @TDBOBJ@ @TALLOCOBJ@ @LIBREPLACEOBJ@ @INFINIBAND_WRAPPER_OBJ@ $(EXTRA_OBJ) $(EVENTS_OBJ) $(CTDB_OBJ)
-BINS = bin/ctdbd bin/ctdbd_test bin/ctdb_test bin/ctdb_bench bin/ctdb_messaging bin/ctdb_fetch bin/ctdb_fetch1 bin/lockwait bin/ctdb_status @INFINIBAND_BINS@
+BINS = bin/ctdbd bin/ctdbd_test bin/ctdb_test bin/ctdb_bench bin/ctdb_messaging bin/ctdb_fetch bin/ctdb_fetch1 bin/lockwait bin/ctdb_status bin/ctdb_dump @INFINIBAND_BINS@
DIRS = lib bin
@@ -61,6 +61,10 @@
@echo Linking $@
@$(CC) $(CFLAGS) -o $@ tools/ctdb_status.o $(OBJS) $(LIB_FLAGS)
+bin/ctdb_dump: $(OBJS) tools/ctdb_dump.o
+ @echo Linking $@
+ @$(CC) $(CFLAGS) -o $@ tools/ctdb_dump.o $(OBJS) $(LIB_FLAGS)
+
bin/ctdbd_test: $(OBJS) direct/ctdbd_test.o
@echo Linking $@
@$(CC) $(CFLAGS) -o $@ direct/ctdbd_test.o
=== modified file 'common/util.c'
--- a/common/util.c 2007-04-16 06:01:37 +0000
+++ b/common/util.c 2007-04-22 07:24:27 +0000
@@ -194,3 +194,16 @@
return file_lines_parse(p, size, numlines, mem_ctx);
}
+
+char *hex_encode(TALLOC_CTX *mem_ctx, const unsigned char *buff_in, size_t len)
+{
+ int i;
+ char *hex_buffer;
+
+ hex_buffer = talloc_array(mem_ctx, char, (len*2)+1);
+
+ for (i = 0; i < len; i++)
+ slprintf(&hex_buffer[i*2], 3, "%02X", buff_in[i]);
+
+ return hex_buffer;
+}
=== modified file 'include/includes.h'
--- a/include/includes.h 2007-04-17 15:59:39 +0000
+++ b/include/includes.h 2007-04-22 07:24:27 +0000
@@ -35,3 +35,5 @@
_PUBLIC_ struct timeval timeval_current_ofs(uint32_t secs, uint32_t usecs);
double timeval_elapsed(struct timeval *tv);
char **file_lines_load(const char *fname, int *numlines, TALLOC_CTX *mem_ctx);
+char *hex_encode(TALLOC_CTX *mem_ctx, const unsigned char *buff_in, size_t len);
+
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