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r22837: make RAW-BENCH-LOCK reconnect asynchronously when one of its servers

goges away
This commit is contained in:
Andrew Tridgell 2007-05-14 03:49:42 +00:00 committed by Gerald (Jerry) Carter
parent 9e1ea3e09c
commit cf0cdf5171

View File

@ -29,6 +29,8 @@
#include "torture/util.h"
#include "lib/events/events.h"
#include "lib/cmdline/popt_common.h"
#include "libcli/composite/composite.h"
#include "libcli/smb_composite/smb_composite.h"
#define CHECK_STATUS(status, correct) do { \
if (!NT_STATUS_EQUAL(status, correct)) { \
@ -45,7 +47,8 @@ static int lock_failed;
struct benchlock_state {
struct event_context *ev;
struct smbcli_state *cli;
struct smbcli_tree *tree;
TALLOC_CTX *mem_ctx;
int client_num;
int fnum;
int offset;
@ -53,6 +56,13 @@ struct benchlock_state {
union smb_lock io;
struct smb_lock_entry lock[2];
struct smbcli_request *req;
struct smb_composite_connect reconnect;
/* these are used for reconnections */
int dest_port;
const char *dest_host;
const char *called_name;
const char *service_type;
};
static void lock_completion(struct smbcli_request *);
@ -64,11 +74,40 @@ static void lock_send(struct benchlock_state *state)
{
state->io.lockx.in.file.fnum = state->fnum;
state->io.lockx.in.ulock_cnt = 1;
state->lock[0].pid = state->cli->session->pid;
state->lock[1].pid = state->cli->session->pid;
state->lock[0].pid = state->tree->session->pid;
state->lock[1].pid = state->tree->session->pid;
state->lock[0].offset = state->offset;
state->lock[1].offset = (state->offset+1)%nprocs;
state->req = smb_raw_lock_send(state->cli->tree, &state->io);
state->req = smb_raw_lock_send(state->tree, &state->io);
if (state->req == NULL) {
DEBUG(0,("Failed to setup lock\n"));
lock_failed++;
}
state->req->async.private = state;
state->req->async.fn = lock_completion;
state->offset = (state->offset+1)%nprocs;
}
static void reopen_connection(struct benchlock_state *state);
static void reopen_file(struct event_context *ev, struct timed_event *te,
struct timeval t, void *private_data)
{
struct benchlock_state *state = (struct benchlock_state *)private_data;
/* reestablish our open file */
state->fnum = smbcli_open(state->tree, FNAME, O_RDWR|O_CREAT, DENY_NONE);
if (state->fnum == -1) {
printf("Failed to open %s on connection %d\n", FNAME, state->client_num);
exit(1);
}
/* reestablish one lock, preparing for the async lock loop */
state->lock[0].offset = state->offset;
state->io.lockx.in.ulock_cnt = 0;
state->io.lockx.in.file.fnum = state->fnum;
state->req = smb_raw_lock_send(state->tree, &state->io);
if (state->req == NULL) {
DEBUG(0,("Failed to setup lock\n"));
lock_failed++;
@ -78,33 +117,70 @@ static void lock_send(struct benchlock_state *state)
state->offset = (state->offset+1)%nprocs;
}
/*
complete an async reconnect
*/
static void reopen_connection_complete(struct composite_context *ctx)
{
struct benchlock_state *state = (struct benchlock_state *)ctx->async.private_data;
NTSTATUS status;
struct smb_composite_connect *io = &state->reconnect;
status = smb_composite_connect_recv(ctx, state->mem_ctx);
if (!NT_STATUS_IS_OK(status)) {
reopen_connection(state);
return;
}
talloc_free(state->tree);
state->tree = io->out.tree;
/* do the reopen as a separate event */
event_add_timed(state->ev, state->mem_ctx, timeval_zero(), reopen_file, state);
}
/*
reopen dead connections
*/
static void reopen_connection(struct benchlock_state *state)
{
do {
DEBUG(0,("reopening connection %u\n", state->client_num));
} while (!torture_open_connection_ev(&state->cli, state->client_num, state->ev));
state->fnum = smbcli_open(state->cli->tree, FNAME, O_RDWR|O_CREAT, DENY_NONE);
if (state->fnum == -1) {
printf("Failed to open %s on connection %d\n", FNAME, state->client_num);
struct composite_context *ctx;
struct smb_composite_connect *io = &state->reconnect;
char *host, *share;
if (!torture_get_conn_index(state->client_num, state->mem_ctx, &host, &share)) {
DEBUG(0,("Can't find host/share for reconnect?!\n"));
exit(1);
}
state->lock[0].offset = state->offset;
state->io.lockx.in.ulock_cnt = 0;
state->req = smb_raw_lock_send(state->cli->tree, &state->io);
if (state->req == NULL) {
DEBUG(0,("Failed to setup lock\n"));
lock_failed++;
io->in.dest_host = state->dest_host;
io->in.port = state->dest_port;
io->in.called_name = state->called_name;
io->in.service = share;
io->in.service_type = state->service_type;
io->in.credentials = cmdline_credentials;
io->in.fallback_to_anonymous = False;
io->in.workgroup = lp_workgroup();
DEBUG(0,("reopening connection to //%s/%s\n", host, share));
/* kill off the remnants of the old connection */
talloc_free(state->tree);
state->tree = NULL;
ctx = smb_composite_connect_send(io, state->mem_ctx, state->ev);
if (ctx == NULL) {
DEBUG(0,("Failed to setup async reconnect\n"));
exit(1);
}
state->req->async.private = state;
state->req->async.fn = lock_completion;
state->offset = (state->offset+1)%nprocs;
ctx->async.fn = reopen_connection_complete;
ctx->async.private_data = state;
}
/*
called when a lock completes
*/
@ -114,10 +190,11 @@ static void lock_completion(struct smbcli_request *req)
NTSTATUS status = smbcli_request_simple_recv(req);
state->req = NULL;
if (!NT_STATUS_IS_OK(status)) {
lock_failed++;
DEBUG(0,("Lock failed - %s\n", nt_errstr(status)));
if (NT_STATUS_EQUAL(status, NT_STATUS_END_OF_FILE)) {
reopen_connection(state);
} else {
DEBUG(0,("Lock failed - %s\n", nt_errstr(status)));
lock_failed++;
}
} else {
state->count++;
@ -139,6 +216,7 @@ BOOL torture_bench_lock(struct torture_context *torture)
struct benchlock_state *state;
int total = 0, loops=0, minops=0;
NTSTATUS status;
struct smbcli_state *cli;
nprocs = lp_parm_int(-1, "torture", "nprocs", 4);
@ -146,20 +224,29 @@ BOOL torture_bench_lock(struct torture_context *torture)
printf("Opening %d connections\n", nprocs);
for (i=0;i<nprocs;i++) {
state[i].mem_ctx = talloc_new(state);
state[i].client_num = i;
state[i].ev = ev;
if (!torture_open_connection_ev(&state[i].cli, i, ev)) {
if (!torture_open_connection_ev(&cli, i, ev)) {
return False;
}
talloc_steal(mem_ctx, state);
state[i].tree = cli->tree;
state[i].dest_host = talloc_strdup(state[i].mem_ctx,
cli->tree->session->transport->socket->hostname);
state[i].dest_port = cli->tree->session->transport->socket->port;
state[i].called_name = talloc_strdup(state[i].mem_ctx,
cli->tree->session->transport->called.name);
state[i].service_type = talloc_strdup(state[i].mem_ctx,
cli->tree->device);
}
if (!torture_setup_dir(state[0].cli, BASEDIR)) {
if (!torture_setup_dir(cli, BASEDIR)) {
goto failed;
}
for (i=0;i<nprocs;i++) {
state[i].fnum = smbcli_open(state[i].cli->tree,
state[i].fnum = smbcli_open(state[i].tree,
FNAME,
O_RDWR|O_CREAT, DENY_NONE);
if (state[i].fnum == -1) {
@ -179,8 +266,8 @@ BOOL torture_bench_lock(struct torture_context *torture)
state[i].offset = i;
state[i].io.lockx.in.file.fnum = state[i].fnum;
state[i].lock[0].offset = state[i].offset;
state[i].lock[0].pid = state[i].cli->session->pid;
status = smb_raw_lock(state[i].cli->tree, &state[i].io);
state[i].lock[0].pid = state[i].tree->session->pid;
status = smb_raw_lock(state[i].tree, &state[i].io);
CHECK_STATUS(status, NT_STATUS_OK);
}
@ -226,19 +313,14 @@ BOOL torture_bench_lock(struct torture_context *torture)
for (i=0;i<nprocs;i++) {
talloc_free(state[i].req);
smb_raw_exit(state[i].cli->session);
smb_raw_exit(state[i].tree->session);
}
smbcli_deltree(state[0].cli->tree, BASEDIR);
smbcli_deltree(state[0].tree, BASEDIR);
talloc_free(mem_ctx);
return ret;
failed:
for (i=0;i<nprocs;i++) {
talloc_free(state[i].req);
smb_raw_exit(state[i].cli->session);
}
smbcli_deltree(state[0].cli->tree, BASEDIR);
talloc_free(mem_ctx);
return False;
}