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62e2e059ca
This parameter permits to set an upper limit on the growth of the retry interval. This is most useful when a target has extended outage, in which case retries can happen very infrequently. closes https://github.com/rsyslog/rsyslog/issues/3401
119 lines
5.1 KiB
C
119 lines
5.1 KiB
C
/* action.h
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* Header file for the action object
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*
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* File begun on 2007-08-06 by RGerhards (extracted from syslogd.c, which
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* was under BSD license at the time of rsyslog fork)
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*
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* Copyright 2007-2018 Adiscon GmbH.
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*
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* This file is part of rsyslog.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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* -or-
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* see COPYING.ASL20 in the source distribution
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ACTION_H_INCLUDED
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#define ACTION_H_INCLUDED 1
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#include "syslogd-types.h"
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#include "queue.h"
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/* external data */
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extern int glbliActionResumeRetryCount;
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extern int bActionReportSuspension;
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extern int bActionReportSuspensionCont;
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/* the following struct defines the action object data structure
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*/
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struct action_s {
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time_t f_time; /* used for "max. n messages in m seconds" processing */
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time_t tActNow; /* the current time for an action execution. Initially set to -1 and
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populated on an as-needed basis. This is a performance optimization. */
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time_t tLastExec; /* time this action was last executed */
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int iActionNbr; /* this action's number (ID) */
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sbool bExecWhenPrevSusp;/* execute only when previous action is suspended? */
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sbool bWriteAllMarkMsgs;
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/* should all mark msgs be written (not matter how recent the action was executed)? */
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sbool bReportSuspension;/* should suspension (and reactivation) of the action reported */
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sbool bReportSuspensionCont;
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sbool bDisabled;
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sbool isTransactional;
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sbool bCopyMsg;
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int iSecsExecOnceInterval; /* if non-zero, minimum seconds to wait until action is executed again */
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time_t ttResumeRtry; /* when is it time to retry the resume? */
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int iResumeInterval;/* resume interval for this action */
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int iResumeIntervalMax;/* maximum resume interval for this action --> -1: unbounded */
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int iResumeRetryCount;/* how often shall we retry a suspended action? (-1 --> eternal) */
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int iNbrNoExec; /* number of matches that did not yet yield to an exec */
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int iExecEveryNthOccur;/* execute this action only every n-th occurence (with n=0,1 -> always) */
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int iExecEveryNthOccurTO;/* timeout for n-th occurence feature */
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time_t tLastOccur; /* time last occurence was seen (for timing them out) */
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struct modInfo_s *pMod;/* pointer to output module handling this selector */
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void *pModData; /* pointer to module data - content is module-specific */
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sbool bRepMsgHasMsg; /* "message repeated..." has msg fragment in it (0-no, 1-yes) */
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rsRetVal (*submitToActQ)(action_t *, wti_t*, smsg_t*);/* function submit message to action queue */
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rsRetVal (*qConstruct)(struct queue_s *pThis);
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sbool bUsesMsgPassingMode;
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sbool bNeedReleaseBatch; /* do we need to release batch ressources? Depends on ParamPassig modes... */
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int iNumTpls; /* number of array entries for template element below */
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struct template **ppTpl;/* array of template to use - strings must be passed to doAction
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* in this order. */
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paramPassing_t *peParamPassing; /* mode of parameter passing to action for that template */
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qqueue_t *pQueue; /* action queue */
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pthread_mutex_t mutAction; /* primary action mutex */
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uchar *pszName; /* action name */
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DEF_ATOMIC_HELPER_MUT(mutCAS)
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/* error file */
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const char *pszErrFile;
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int fdErrFile;
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pthread_mutex_t mutErrFile;
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/* for per-worker HUP processing */
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pthread_mutex_t mutWrkrDataTable; /* protects table structures */
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void **wrkrDataTable;
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int wrkrDataTableSize;
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int nWrkr;
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/* for statistics subsystem */
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statsobj_t *statsobj;
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STATSCOUNTER_DEF(ctrProcessed, mutCtrProcessed)
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STATSCOUNTER_DEF(ctrFail, mutCtrFail)
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STATSCOUNTER_DEF(ctrSuspend, mutCtrSuspend)
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STATSCOUNTER_DEF(ctrSuspendDuration, mutCtrSuspendDuration)
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STATSCOUNTER_DEF(ctrResume, mutCtrResume)
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};
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/* function prototypes
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*/
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rsRetVal actionConstruct(action_t **ppThis);
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rsRetVal actionConstructFinalize(action_t *pThis, struct nvlst *lst);
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rsRetVal actionDestruct(action_t *pThis);
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rsRetVal actionSetGlobalResumeInterval(int iNewVal);
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rsRetVal actionDoAction(action_t *pAction);
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rsRetVal actionWriteToAction(action_t *pAction, smsg_t *pMsg, wti_t*);
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rsRetVal actionCallHUPHdlr(action_t *pAction);
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rsRetVal actionClassInit(void);
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rsRetVal addAction(action_t **ppAction, modInfo_t *pMod, void *pModData, omodStringRequest_t *pOMSR,
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struct cnfparamvals *actParams, struct nvlst *lst);
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rsRetVal activateActions(void);
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rsRetVal actionNewInst(struct nvlst *lst, action_t **ppAction);
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rsRetVal actionProcessCnf(struct cnfobj *o);
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void actionCommitAllDirect(wti_t *pWti);
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void actionRemoveWorker(action_t *const pAction, void *const actWrkrData);
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void releaseDoActionParams(action_t * const pAction, wti_t * const pWti, int action_destruct);
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/* external data */
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extern int iActionNbr;
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#endif /* #ifndef ACTION_H_INCLUDED */
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