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https://github.com/samba-team/samba.git
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802b282a8f
This adds the notify daemon listening on MSG_SMB_NOTIFY_REC_CHANGE and MSG_SMB_NOTIFY_TRIGGER messages. It relies on ctdbd to distribute the notify database and events in a cluster. Signed-off-by: Volker Lendecke <vl@samba.org> Reviewed-by: Jeremy Allison <jra@samba.org>
119 lines
2.9 KiB
C
119 lines
2.9 KiB
C
/*
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* Unix SMB/CIFS implementation.
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*
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* Copyright (C) Volker Lendecke 2014
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "replace.h"
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#include "notifyd.h"
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#include "messages.h"
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#include "lib/util/server_id_db.h"
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int main(int argc, const char *argv[])
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{
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TALLOC_CTX *frame = talloc_stackframe();
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struct tevent_context *ev;
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struct messaging_context *msg_ctx;
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struct server_id_db *names;
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struct server_id notifyd;
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struct tevent_req *req;
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unsigned i;
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bool ok;
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if (argc != 2) {
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fprintf(stderr, "Usage: %s <smb.conf-file>\n", argv[0]);
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exit(1);
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}
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setup_logging(argv[0], DEBUG_STDOUT);
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lp_load_global(argv[1]);
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ev = tevent_context_init(NULL);
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if (ev == NULL) {
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fprintf(stderr, "tevent_context_init failed\n");
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exit(1);
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}
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msg_ctx = messaging_init(ev, ev);
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if (msg_ctx == NULL) {
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fprintf(stderr, "messaging_init failed\n");
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exit(1);
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}
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names = messaging_names_db(msg_ctx);
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ok = server_id_db_lookup_one(names, "notify-daemon", ¬ifyd);
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if (!ok) {
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fprintf(stderr, "no notifyd\n");
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exit(1);
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}
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for (i=0; i<50000; i++) {
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struct notify_rec_change_msg msg = {
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.instance.filter = UINT32_MAX,
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.instance.subdir_filter = UINT32_MAX
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};
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char path[64];
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size_t len;
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struct iovec iov[2];
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NTSTATUS status;
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len = snprintf(path, sizeof(path), "/tmp%u", i);
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iov[0].iov_base = &msg;
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iov[0].iov_len = offsetof(struct notify_rec_change_msg, path);
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iov[1].iov_base = path;
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iov[1].iov_len = len+1;
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status = messaging_send_iov(
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msg_ctx, notifyd, MSG_SMB_NOTIFY_REC_CHANGE,
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iov, ARRAY_SIZE(iov), NULL, 0);
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if (!NT_STATUS_IS_OK(status)) {
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fprintf(stderr, "messaging_send_iov returned %s\n",
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nt_errstr(status));
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exit(1);
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}
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msg.instance.filter = 0;
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msg.instance.subdir_filter = 0;
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status = messaging_send_iov(
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msg_ctx, notifyd, MSG_SMB_NOTIFY_REC_CHANGE,
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iov, ARRAY_SIZE(iov), NULL, 0);
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if (!NT_STATUS_IS_OK(status)) {
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fprintf(stderr, "messaging_send_iov returned %s\n",
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nt_errstr(status));
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exit(1);
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}
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}
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req = messaging_read_send(ev, ev, msg_ctx, MSG_PONG);
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if (req == NULL) {
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fprintf(stderr, "messaging_read_send failed\n");
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exit(1);
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}
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messaging_send_buf(msg_ctx, notifyd, MSG_PING, NULL, 0);
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ok = tevent_req_poll(req, ev);
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if (!ok) {
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fprintf(stderr, "tevent_req_poll failed\n");
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exit(1);
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}
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TALLOC_FREE(frame);
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return 0;
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}
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