123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110 |
- /*
- * Status monitor protocol specification
- * Copyright (c) 2010, Oracle America, Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- * * Neither the name of the "Oracle America, Inc." nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
- * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
- * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
- * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
- program SM_PROG {
- version SM_VERS {
- /* res_stat = stat_succ if status monitor agrees to monitor */
- /* res_stat = stat_fail if status monitor cannot monitor */
- /* if res_stat == stat_succ, state = state number of site sm_name */
- struct sm_stat_res SM_STAT(struct sm_name) = 1;
- /* res_stat = stat_succ if status monitor agrees to monitor */
- /* res_stat = stat_fail if status monitor cannot monitor */
- /* stat consists of state number of local site */
- struct sm_stat_res SM_MON(struct mon) = 2;
- /* stat consists of state number of local site */
- struct sm_stat SM_UNMON(struct mon_id) = 3;
- /* stat consists of state number of local site */
- struct sm_stat SM_UNMON_ALL(struct my_id) = 4;
- void SM_SIMU_CRASH(void) = 5;
- } = 1;
- } = 100024;
- const SM_MAXSTRLEN = 1024;
- struct sm_name {
- string mon_name<SM_MAXSTRLEN>;
- };
- struct my_id {
- string my_name<SM_MAXSTRLEN>; /* name of the site initiating the monitoring request*/
- int my_prog; /* rpc program # of the requesting process */
- int my_vers; /* rpc version # of the requesting process */
- int my_proc; /* rpc procedure # of the requesting process */
- };
- struct mon_id {
- string mon_name<SM_MAXSTRLEN>; /* name of the site to be monitored */
- struct my_id my_id;
- };
- struct mon{
- struct mon_id mon_id;
- opaque priv[16]; /* private information to store at monitor for requesting process */
- };
- /*
- * state # of status monitor monotonically increases each time
- * status of the site changes:
- * an even number (>= 0) indicates the site is down and
- * an odd number (> 0) indicates the site is up;
- */
- struct sm_stat {
- int state; /* state # of status monitor */
- };
- enum res {
- stat_succ = 0, /* status monitor agrees to monitor */
- stat_fail = 1 /* status monitor cannot monitor */
- };
- struct sm_stat_res {
- res res_stat;
- int state;
- };
- /*
- * structure of the status message sent back by the status monitor
- * when monitor site status changes
- */
- struct status {
- string mon_name<SM_MAXSTRLEN>;
- int state;
- opaque priv[16]; /* stored private information */
- };
|