mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-23 19:30:10 +00:00
111 lines
3.7 KiB
Plaintext
111 lines
3.7 KiB
Plaintext
/*
|
|
* 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 */
|
|
};
|