2021-05-28 Fred Gleason <fredg@paravelsystems.com>

* Added syslog DEBUG messages around the start/stop of ephemeral
	processes in rdservice(8).
	* Added an '--initial-maintenance' switch to rdservice(8).

Signed-off-by: Fred Gleason <fredg@paravelsystems.com>
This commit is contained in:
Fred Gleason
2021-05-28 15:56:00 -04:00
parent 62a3075bc7
commit d9eeefc237
4 changed files with 69 additions and 5 deletions

View File

@@ -2,7 +2,7 @@
//
// Rivendell Maintenance Routines
//
// (C) Copyright 2008-2020 Fred Gleason <fredg@paravelsystems.com>
// (C) Copyright 2008-2021 Fred Gleason <fredg@paravelsystems.com>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2 as
@@ -23,12 +23,15 @@
#include <rd.h>
#include <rdapplication.h>
#include <rdconf.h>
#include <rdpaths.h>
#include "rdservice.h"
void MainObject::checkMaintData()
{
rda->syslog(LOG_DEBUG,"starting maintenance checks");
QString sql;
RDSqlQuery *q;
QDateTime current_datetime=
@@ -38,7 +41,12 @@ void MainObject::checkMaintData()
//
// Schedule Next Maintenance Run
//
svc_maint_timer->start(GetMaintInterval());
int interval=GetMaintInterval();
svc_maint_timer->start(interval);
rda->syslog(LOG_DEBUG,"next maintenance run at %s [%s from now]",
QDateTime::currentDateTime().addMSecs(interval).
toString("hh:mm:ss").toUtf8().constData(),
RDGetTimeLength(interval,false,false).toUtf8().constData());
RunLocalMaintRoutine();
@@ -107,12 +115,15 @@ int MainObject::GetMaintInterval() const
void MainObject::RunEphemeralProcess(int id,const QString &program,
const QStringList &args)
{
rda->syslog(LOG_DEBUG,"starting ephemeral process \"%s\"",
(program+" "+args.join(" ")).trimmed().toUtf8().constData());
svc_processes[id]=new RDProcess(id,this);
connect(svc_processes[id],SIGNAL(finished(int)),
this,SLOT(processFinishedData(int)));
svc_processes[id]->start(program,args);
if(!svc_processes[id]->process()->waitForStarted()) {
QString err_msg=tr("unable to start")+"\""+program+"\": "+
QString err_msg=tr("unable to start ephemeral process ")+
"\""+(program+" "+args.join(" ")).trimmed()+"\": "+
svc_processes[id]->errorText();
rda->syslog(LOG_WARNING,"%s",(const char *)err_msg.toUtf8());
delete svc_processes[id];

View File

@@ -57,6 +57,8 @@ MainObject::MainObject(QObject *parent)
{
QString err_msg;
RDApplication::ErrorType err_type=RDApplication::ErrorOk;
int initial_maintenance_interval=-1;
bool ok=false;
svc_startup_target=MainObject::TargetAll;
@@ -77,6 +79,7 @@ MainObject::MainObject(QObject *parent)
err_msg.toUtf8().constData());
exit(RDApplication::ExitNoDb);
}
rda->syslog(LOG_DEBUG,"starting up");
//
// Process Startup Options
@@ -88,6 +91,15 @@ MainObject::MainObject(QObject *parent)
svc_startup_target=target;
rda->cmdSwitch()->setProcessed(i,true);
}
if(rda->cmdSwitch()->key(i)=="--initial-maintenance-interval") {
initial_maintenance_interval=rda->cmdSwitch()->value(i).toInt(&ok);
if(!ok) {
fprintf(stderr,
"rdservice: invalid \"--initial-maintenance-interval\" value\n");
exit(4);
}
rda->cmdSwitch()->setProcessed(i,true);
}
}
if(!rda->cmdSwitch()->processed(i)) {
fprintf(stderr,"rdservice: unknown command-line option\n");
@@ -121,6 +133,13 @@ MainObject::MainObject(QObject *parent)
connect(svc_maint_timer,SIGNAL(timeout()),this,SLOT(checkMaintData()));
int interval=GetMaintInterval();
if(!rda->config()->disableMaintChecks()) {
if(initial_maintenance_interval>=0) {
interval=initial_maintenance_interval;
}
rda->syslog(LOG_DEBUG,"initial maintenance run at %s [%s from now]",
QDateTime::currentDateTime().addMSecs(interval).
toString("hh:mm:ss").toUtf8().constData(),
RDGetTimeLength(interval,false,false).toUtf8().constData());
svc_maint_timer->start(interval);
}
else {
@@ -136,7 +155,25 @@ MainObject::MainObject(QObject *parent)
void MainObject::processFinishedData(int id)
{
svc_processes[id]->deleteLater();
RDProcess *proc=svc_processes.value(id);
if(proc->process()->exitStatus()!=QProcess::NormalExit) {
rda->syslog(LOG_WARNING,"process \"%s\" crashed!",
(proc->program()+" "+proc->arguments().join(" ").trimmed()).
toUtf8().constData());
}
else {
if(proc->process()->exitCode()!=0) {
rda->syslog(LOG_WARNING,"process \"%s\" exited with exit code %d",
(proc->program()+" "+proc->arguments().join(" ").trimmed()).
toUtf8().constData(),
proc->process()->exitCode());
}
else {
rda->syslog(LOG_DEBUG,"process \"%s\" exited normally",
(proc->program()+" "+proc->arguments().join(" ").trimmed()).
toUtf8().constData());
}
}
svc_processes.remove(id);
}