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Addresses #2197 refs[t:2197] brtdump: Provide cachefile for brt header.

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git-svn-id: file:///svn/toku/tokudb@15989 c7de825b-a66e-492c-adef-691d508d4ae1
This commit is contained in:
Barry Perlman 2013-04-16 23:58:54 -04:00 • committed by Yoni Fogel
parent 2b9bd45bf3
commit c3738f4487
1 changed files with 14 additions and 3 deletions
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17
newbrt/brtdump.c
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@ -8,6 +8,9 @@
static int dump_data = 1;
static CACHETABLE ct;
static void
print_item (bytevec val, ITEMLEN len) {
printf("\"");
@ -24,10 +27,11 @@ print_item (bytevec val, ITEMLEN len) {
}
static void
dump_header (int f, struct brt_header **header) {
dump_header (int f, struct brt_header **header, CACHEFILE cf) {
struct brt_header *h;
int r;
r = toku_deserialize_brtheader_from (f, &h); assert(r==0);
h->cf = cf;
printf("brtheader:\n");
printf(" layout_version=%d\n", h->layout_version);
printf(" layout_version_original=%d\n", h->layout_version_original);
@ -296,7 +300,14 @@ main (int argc, const char *argv[]) {
const char *n = argv[0];
int f = open(n, O_RDONLY + O_BINARY); assert(f>=0);
struct brt_header *h;
dump_header(f, &h);
// create a cachefile for the header
int r = toku_create_cachetable(&ct, 1<<25, (LSN){0}, 0);
assert(r == 0);
CACHEFILE cf;
FILENUM fn;
r = toku_cachetable_openfd_with_filenum (&cf, ct, f, n, FALSE, fn, FALSE);
assert(r==0);
dump_header(f, &h, cf);
if (interactive) {
while (1) {
printf("brtdump>"); fflush(stdout);
@ -314,7 +325,7 @@ main (int argc, const char *argv[]) {
interactive_help();
} else if (strcmp(fields[0], "header") == 0) {
toku_brtheader_free(h);
dump_header(f, &h);
dump_header(f, &h, cf);
} else if (strcmp(fields[0], "node") == 0 && nfields == 2) {
BLOCKNUM off = make_blocknum(getuint64(fields[1]));
dump_node(f, off, h);