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tidy up subagent and #defines

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This commit is contained in:
Daniel Swarbrick 2011-01-25 20:00:32 +01:00
parent 636c1ecb4e
commit 4b731fd64c
3 changed files with 71 additions and 80 deletions
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2
src/mod/event_handlers/mod_snmp/mod_snmp.c
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@ -101,8 +101,8 @@ SWITCH_MODULE_LOAD_FUNCTION(mod_snmp_load)
SWITCH_MODULE_RUNTIME_FUNCTION(mod_snmp_runtime) SWITCH_MODULE_RUNTIME_FUNCTION(mod_snmp_runtime)
{ {
if (!globals.shutdown) { if (!globals.shutdown) {
/* Block on select() */
switch_mutex_lock(globals.mutex); switch_mutex_lock(globals.mutex);
/* Block on select() */
agent_check_and_process(1); agent_check_and_process(1);
switch_mutex_unlock(globals.mutex); switch_mutex_unlock(globals.mutex);
} }

135
src/mod/event_handlers/mod_snmp/subagent.c
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@ -37,31 +37,12 @@
#include "subagent.h" #include "subagent.h"
static oid identity_oid[] = { 1,3,6,1,4,1,27880,1,1 };
static oid systemStats_oid[] = { 1,3,6,1,4,1,27880,1,2 };
/* identity sub-IDs - these must match MIB */
enum {
versionString_oid = 1,
uuid_oid
};
/* systemStats sub-IDs - these must match MIB */
enum {
uptime_oid = 1,
sessionsSinceStartup_oid,
currentSessions_oid,
maxSessions_oid,
currentCalls_oid,
sessionsPerSecond_oid,
maxSessionsPerSecond_oid
};
void init_subagent(void) void init_subagent(void)
{ {
DEBUGMSGTL(("init_nstAgentSubagentObject", "Initializing\n")); static oid identity_oid[] = { 1,3,6,1,4,1,27880,1,1 };
static oid systemStats_oid[] = { 1,3,6,1,4,1,27880,1,2 };
DEBUGMSGTL(("init_subagent", "Initializing\n"));
netsnmp_register_scalar_group(netsnmp_create_handler_registration("identity", handle_identity, identity_oid, OID_LENGTH(identity_oid), HANDLER_CAN_RONLY), 1, 2); netsnmp_register_scalar_group(netsnmp_create_handler_registration("identity", handle_identity, identity_oid, OID_LENGTH(identity_oid), HANDLER_CAN_RONLY), 1, 2);
netsnmp_register_scalar_group(netsnmp_create_handler_registration("systemStats", handle_systemStats, systemStats_oid, OID_LENGTH(systemStats_oid), HANDLER_CAN_RONLY), 1, 7); netsnmp_register_scalar_group(netsnmp_create_handler_registration("systemStats", handle_systemStats, systemStats_oid, OID_LENGTH(systemStats_oid), HANDLER_CAN_RONLY), 1, 7);
@ -70,28 +51,26 @@ void init_subagent(void)
int handle_identity(netsnmp_mib_handler *handler, netsnmp_handler_registration *reginfo, netsnmp_agent_request_info *reqinfo, netsnmp_request_info *requests) int handle_identity(netsnmp_mib_handler *handler, netsnmp_handler_registration *reginfo, netsnmp_agent_request_info *reqinfo, netsnmp_request_info *requests)
{ {
static char const version[] = SWITCH_VERSION_FULL;
char uuid[40] = "";
netsnmp_request_info *request = NULL; netsnmp_request_info *request = NULL;
oid subid; oid subid;
static char const version[] = SWITCH_VERSION_FULL;
char uuid[40] = "";
switch(reqinfo->mode) { switch(reqinfo->mode) {
case MODE_GET: case MODE_GET:
for (request = requests; request; request = request->next) { subid = requests->requestvb->name[reginfo->rootoid_len - 2];
subid = request->requestvb->name[reginfo->rootoid_len - 2];
switch (subid) { switch (subid) {
case versionString_oid: case ID_VERSION_STR:
snmp_set_var_typed_value(requests->requestvb, ASN_OCTET_STR, (u_char *) &version, strlen(version)); snmp_set_var_typed_value(requests->requestvb, ASN_OCTET_STR, (u_char *) &version, strlen(version));
break; break;
case uuid_oid: case ID_UUID:
strncpy(uuid, switch_core_get_uuid(), sizeof(uuid)); strncpy(uuid, switch_core_get_uuid(), sizeof(uuid));
snmp_set_var_typed_value(requests->requestvb, ASN_OCTET_STR, (u_char *) &uuid, strlen(uuid)); snmp_set_var_typed_value(requests->requestvb, ASN_OCTET_STR, (u_char *) &uuid, strlen(uuid));
break; break;
default: default:
snmp_log(LOG_WARNING, "Unregistered OID-suffix requested (%d)\n", (int) subid); snmp_log(LOG_WARNING, "Unregistered OID-suffix requested (%d)\n", (int) subid);
netsnmp_set_request_error(reqinfo, request, SNMP_NOSUCHOBJECT); netsnmp_set_request_error(reqinfo, request, SNMP_NOSUCHOBJECT);
}
} }
break; break;
@ -114,47 +93,45 @@ int handle_systemStats(netsnmp_mib_handler *handler, netsnmp_handler_registratio
switch(reqinfo->mode) { switch(reqinfo->mode) {
case MODE_GET: case MODE_GET:
for (request = requests; request; request = request->next) { subid = requests->requestvb->name[reginfo->rootoid_len - 2];
subid = request->requestvb->name[reginfo->rootoid_len - 2];
switch (subid) { switch (subid) {
case uptime_oid: case SS_UPTIME:
uptime = switch_core_uptime() / 10000; uptime = switch_core_uptime() / 10000;
snmp_set_var_typed_value(requests->requestvb, ASN_TIMETICKS, (u_char *) &uptime, sizeof(uptime)); snmp_set_var_typed_value(requests->requestvb, ASN_TIMETICKS, (u_char *) &uptime, sizeof(uptime));
break; break;
case sessionsSinceStartup_oid: case SS_SESSIONS_SINCE_STARTUP:
int_val = switch_core_session_id() - 1; int_val = switch_core_session_id() - 1;
snmp_set_var_typed_value(requests->requestvb, ASN_COUNTER, (u_char *) &int_val, sizeof(int_val)); snmp_set_var_typed_value(requests->requestvb, ASN_COUNTER, (u_char *) &int_val, sizeof(int_val));
break; break;
case currentSessions_oid: case SS_CURRENT_SESSIONS:
int_val = switch_core_session_count(); int_val = switch_core_session_count();
snmp_set_var_typed_value(requests->requestvb, ASN_GAUGE, (u_char *) &int_val, sizeof(int_val)); snmp_set_var_typed_value(requests->requestvb, ASN_GAUGE, (u_char *) &int_val, sizeof(int_val));
break; break;
case maxSessions_oid: case SS_MAX_SESSIONS:
switch_core_session_ctl(SCSC_MAX_SESSIONS, &int_val);; switch_core_session_ctl(SCSC_MAX_SESSIONS, &int_val);;
snmp_set_var_typed_value(requests->requestvb, ASN_GAUGE, (u_char *) &int_val, sizeof(int_val)); snmp_set_var_typed_value(requests->requestvb, ASN_GAUGE, (u_char *) &int_val, sizeof(int_val));
break; break;
case currentCalls_oid: case SS_CURRENT_CALLS:
/* /*
* This is zero for now, since there is no convenient way to get total call * This is zero for now, since there is no convenient way to get total call
* count (not to be confused with session count), without touching the * count (not to be confused with session count), without touching the
* database. * database.
*/ */
int_val = 0; int_val = 0;
snmp_set_var_typed_value(requests->requestvb, ASN_GAUGE, (u_char *) &int_val, sizeof(int_val)); snmp_set_var_typed_value(requests->requestvb, ASN_GAUGE, (u_char *) &int_val, sizeof(int_val));
break; break;
case sessionsPerSecond_oid: case SS_SESSIONS_PER_SECOND:
switch_core_session_ctl(SCSC_LAST_SPS, &int_val); switch_core_session_ctl(SCSC_LAST_SPS, &int_val);
snmp_set_var_typed_value(requests->requestvb, ASN_GAUGE, (u_char *) &int_val, sizeof(int_val)); snmp_set_var_typed_value(requests->requestvb, ASN_GAUGE, (u_char *) &int_val, sizeof(int_val));
break; break;
case maxSessionsPerSecond_oid: case SS_MAX_SESSIONS_PER_SECOND:
switch_core_session_ctl(SCSC_SPS, &int_val); switch_core_session_ctl(SCSC_SPS, &int_val);
snmp_set_var_typed_value(requests->requestvb, ASN_GAUGE, (u_char *) &int_val, sizeof(int_val)); snmp_set_var_typed_value(requests->requestvb, ASN_GAUGE, (u_char *) &int_val, sizeof(int_val));
break; break;
default: default:
snmp_log(LOG_WARNING, "Unregistered OID-suffix requested (%d)\n", (int) subid); snmp_log(LOG_WARNING, "Unregistered OID-suffix requested (%d)\n", (int) subid);
netsnmp_set_request_error(reqinfo, request, SNMP_NOSUCHOBJECT); netsnmp_set_request_error(reqinfo, request, SNMP_NOSUCHOBJECT);
}
} }
break; break;

14
src/mod/event_handlers/mod_snmp/subagent.h
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@ -1,6 +1,20 @@
#ifndef subagent_H #ifndef subagent_H
#define subagent_H #define subagent_H
/* .1.3.6.1.4.1.27880.1.1 */
#define ID_VERSION_STR 1
#define ID_UUID 2
/* .1.3.6.1.4.1.27880.1.2 */
#define SS_UPTIME 1
#define SS_SESSIONS_SINCE_STARTUP 2
#define SS_CURRENT_SESSIONS 3
#define SS_MAX_SESSIONS 4
#define SS_CURRENT_CALLS 5
#define SS_SESSIONS_PER_SECOND 6
#define SS_MAX_SESSIONS_PER_SECOND 7
void init_subagent(void); void init_subagent(void);
Netsnmp_Node_Handler handle_identity; Netsnmp_Node_Handler handle_identity;
Netsnmp_Node_Handler handle_systemStats; Netsnmp_Node_Handler handle_systemStats;