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    NUT package (2.8.0 and below)

    Scheduled Pinned Locked Moved UPS Tools
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    • dennypageD
      dennypage
      last edited by

      Here's my analysis. Short version: You have a flakey UPS and are also encountering a kernel bug.

      The UPS is using an inbuilt Cypress 1.0 USB to serial chip (vendor 0x0665 product 0x5161). What kicks the problem off is that the chip flakes out briefly. This appears to be a pretty well known issue with this chip.

      When this happens at the wrong moment, it triggers a bug in the FreeBSD kernel. The kernel gets confused. It's one of those "this should never happen" bugs. When it does happen, it triggers a safety check that causes EPERM (not permitted) to be returned in response to a read or write operations on the USB device. The error value EPERM is incorrect. It should return EIO or ENXIO.

      The NUT Blazer driver (or Qx driver) would correctly handle EIO or ENXIO, and attempt close/reopen the device. However the driver interprets EPERM for any USB command to be a fatal error, causing the driver to exit. One could argue that the NUT driver could be changed to treat EPERM the same as ENXIO for FreeBSD, but this would create problems with driver when there are actual permission problems. And it really isn't their bug.

      I don't have a device that produces this behavior, so I cannot effectively debug the root cause of the kernel issue. The best I can do is to submit a patch to the FreeBSD folk to change the return value from the safety check, which I will do. However I expect that it will take a long time for this change to make its way into a released kernel.

      In the interim, several choices come to mind:

      1. Get a new UPS. Something that doesn't use the old Cypress USB chip.
      2. Build a custom kernel to use with pfSense. This is a very bad idea, and I mention it for completeness only.
      3. Build a custom version of the NUT Blazer driver. If you want to do this, let me know and I will send you a patch that will work around the problem. You will need a working FreeBSD 10.3 development environment to do the build.
      4. Move the UPS to another host (non FreeBSD), and use NUT's remote monitoring feature from pfSense.
      5. Try to work around it with scripts. This approach is fine as long as there isn't a power failure. If the problem happens in close proximity to a power failure, this may well result in failure of the shutdown function.

      Option #1 is your best bet. If you can't do that, then I would look at #4. I don't know what your other hosts are, but if one is a Linux box that you can run NUT on, this is a good way to go. If you cannot do #1 or #4, let me know and I can suggest an alternate approach for #5.

      Sorry to not have better news to offer.

      1 Reply Last reply Reply Quote 0
      • w0wW
        w0w
        last edited by

        Concerning  scripts work around it may be usb root hub device power off and power on with usbconfig.
        Something similar to

        — turn off

        usbconfig -d 0.1 set_config 255

        — turn on

        usbconfig -d 0.1 set_config 0

        0.1 is device address  on root hub, ex. ugen0.1

        This should reset device connection as it happening on PC reboot.

        1 Reply Last reply Reply Quote 0
        • N
          n3by
          last edited by

          Thank you for analysis.

          1 - Unfortunately at this moment it is not possible; this year I bayed this UPS and can't return it any more, it have 2 years warranty but I am sure seller/manufacturer will not fix this problem. To buy another one here in Poland will be a game of chance as seller & manufacturer don't publish full spec. On log term plan I am thinking it will be better to buy an inverter.
          2 - No.
          3 - I can replace the driver only if you can post the driver patched as I don't have a working FreeBSD 10.3 development environment to do the build.
          4 - Not possible for the moment the other computers around are win that are scheduled to turn off overnight and also I don't have a monitor program for win.
          5 - Yes, for the moment I just returned to scheduled cron script that restart NUT every 15 min… any help is appreciated.

          thank you

          p.s.
          w0w unfortunately your suggestion don't work:
          usbconfig -d 5.2 set_config 255 - it kill the communication but;
          usbconfig -d 5.2 set_config 0  - can't restore the communication, not even NUT restart will fix it and I have to unplug the USB cable to fix the communication.

          ugen5.2: <usb to="" serial="" inno="" tech="">at usbus5, cfg=255 md=HOST spd=LOW (1.5Mbps) pwr=ON (100mA)

          bLength = 0x0012
            bDescriptorType = 0x0001
            bcdUSB = 0x0110
            bDeviceClass = 0x0000  <probed by="" interface="" class="">bDeviceSubClass = 0x0000
            bDeviceProtocol = 0x0000
            bMaxPacketSize0 = 0x0008
            idVendor = 0x0665
            idProduct = 0x5161
            bcdDevice = 0x0002
            iManufacturer = 0x0001  <retrieving string="" failed="">iProduct = 0x0002  <retrieving string="" failed="">iSerialNumber = 0x0000  <no string="">bNumConfigurations = 0x0001</no></retrieving></retrieving></probed></usb>

          1 Reply Last reply Reply Quote 0
          • w0wW
            w0w
            last edited by

            I am sorry, my bad, instead of powering off and on your device just try to do this with root hub where is your ups is connected.
            Do
            usbconfig | grep ugen5
            You should see something like
            ugen5.1: <uhci root="" hub="" intel="">at usbus2, cfg=0 md=HOST spd=FULL (12Mbps) pwr=SAVE
            ugen5.2: <usb to="" serial="" inno="" tech="">at usbus5, cfg=255 md=HOST spd=LOW (1.5Mbps) pwr=ON (100mA)
            So try
            usbconfig -d 5.1 set_config 255
            usbconfig -d 5.1 set_config 0
            and see what happening.</usb></uhci>

            1 Reply Last reply Reply Quote 0
            • N
              n3by
              last edited by

              I tested:
              communication is not restored automatically after power on the USB hub, it still required to restart the NUT service.

              edit.

              Thank you.

              I like the idea to power OFF-ON the USB HUB so I added to nut_restart script:

              #!/bin/sh

              /usr/local/etc/rc.d/nut.sh stop
              usbconfig -d 5.1 set_config 255
              sleep 30
              usbconfig -d 5.1 set_config 0
              sleep 30
              /usr/local/etc/rc.d/nut.sh start

              1 Reply Last reply Reply Quote 0
              • H
                hda
                last edited by

                @n3by:

                4 - Not possible for the moment the other computers around are win that are scheduled to turn off overnight and also I don't have a monitor program for win.

                Maybe you could utilize a RPi-Linux at 3W power ?

                1 Reply Last reply Reply Quote 0
                • N
                  n3by
                  last edited by

                  Sorry I have no RPI here in Poland… and to buy now rpi3+memory+case+power here is ~90 $...

                  1 Reply Last reply Reply Quote 0
                  • w0wW
                    w0w
                    last edited by

                    Instead restarting NUT in sheduled fashion, just use script below to check if upsc fails to connect ups and then restart everything you want.
                    When UPS driver connection is lost, run
                    upsc -l
                    It gives you your configured UPS name, run
                    upsc "upsname" 
                    without quotes

                    remember the output, you will need it below in pattern variable. Just put it in quotes like it is.
                    for example if upsc myhomeups gives you output
                    connection unavailable
                    then change script line to

                    pattern="connection unavailable"

                    #!/bin/sh
                    # Script to restart NUT and USB UPS if UPS connection failed
                    upsname=$(upsc -l)
                    pattern="failed UPS message from upsc"
                    check=$(upsc $upsname | grep -o "$pattern")
                    if [ "$check" = "$pattern" ] ;
                    then
                    /usr/local/etc/rc.d/nut.sh stop
                    usbconfig -d 5.1 set_config 255
                    sleep 30
                    usbconfig -d 5.1 set_config 0
                    sleep 30
                    /usr/local/etc/rc.d/nut.sh start
                    fi
                    

                    You can use cron to schedule script for every 3 minutes for example, or even less if you tune down your sleep timers.

                    1 Reply Last reply Reply Quote 0
                    • N
                      n3by
                      last edited by

                      This is what I did:

                      because this is normal output if communication with UPS is working OK:

                      upsc ActiveJet

                      battery.charge: 100
                      battery.charge.low: 50
                      battery.runtime: 714
                      battery.runtime.low: 600
                      battery.voltage: 13.70
                      battery.voltage.high: 13.7
                      battery.voltage.low: 12
                      device.type: ups
                      driver.flag.norating: enabled
                      driver.flag.novendor: enabled
                      driver.name: blazer_usb
                      driver.parameter.pollinterval: 10
                      driver.parameter.port: auto
                      driver.parameter.protocol: mustek
                      driver.parameter.runtimecal: 180,100,320,50
                      driver.parameter.synchronous: no
                      driver.version: 2.7.4
                      driver.version.internal: 0.12
                      input.frequency: 50.0
                      input.voltage: 241.2
                      input.voltage.fault: 241.2
                      output.voltage: 241.2
                      ups.beeper.status: enabled
                      ups.delay.shutdown: 30
                      ups.delay.start: 180
                      ups.load: 19
                      ups.productid: 5161
                      ups.status: OL
                      ups.type: offline / line interactive
                      ups.vendorid: 0665
                      

                      I changed your script to this one:

                      #!/bin/sh

                      Script to restart NUT and USB UPS if UPS connection failed on ActiveJet

                      upsname="ActiveJet"
                      pattern="battery.charge:"
                      check=$(upsc $upsname | grep -o "$pattern")
                      if [ "$check" != "$pattern" ]; then
                      /usr/local/etc/rc.d/nut.sh stop

                      usbconfig -d 5.1 set_config 255

                      sleep 10

                      usbconfig -d 5.1 set_config 0

                      sleep 5
                      /usr/local/etc/rc.d/nut.sh start
                      fi

                      and I added to cron to run it every 3 min.

                      If you have a better suggestion please share.

                      Thank you again !

                      edit:
                      changed the script and cron from 2 to 3 and now to 4 min because something is not ok and it restart to often.

                      1 Reply Last reply Reply Quote 0
                      • N
                        n3by
                        last edited by

                        strange …  If I did not made a mistake I think the script interfere with normal NUT because it will restart almost every time.
                        Maybe we can look in syslog for last NUT error messages and not try to interrogate NUT ??

                        Dec 23 21:40:08 	upsd 	59705 	User monuser@127.0.0.1 logged into UPS [ActiveJet]
                        Dec 23 21:40:06 	upsd 	59705 	Startup successful
                        Dec 23 21:40:06 	upsd 	59382 	Connected to UPS [ActiveJet]: blazer_usb-ActiveJet
                        Dec 23 21:40:06 	upsd 	59382 	listening on 127.0.0.1 port 3493
                        Dec 23 21:40:06 	upsd 	59382 	listening on ::1 port 3493
                        Dec 23 21:40:05 	blazer_usb 	59211 	Startup successful
                        Dec 23 21:40:05 	upsmon 	58620 	Startup successful
                        Dec 23 21:40:00 	blazer_usb 	86268 	Signal 15: exiting
                        Dec 23 21:40:00 	upsd 	86696 	Signal 15: exiting
                        Dec 23 21:40:00 	upsd 	86696 	mainloop: Interrupted system call
                        Dec 23 21:40:00 	upsd 	86696 	User monuser@127.0.0.1 logged out from UPS [ActiveJet]
                        Dec 23 21:40:00 	upsmon 	86014 	Signal 15: exiting
                        Dec 23 21:36:08 	upsd 	86696 	User monuser@127.0.0.1 logged into UPS [ActiveJet]
                        Dec 23 21:36:06 	upsd 	86696 	Startup successful
                        Dec 23 21:36:06 	upsd 	86543 	Connected to UPS [ActiveJet]: blazer_usb-ActiveJet
                        Dec 23 21:36:06 	upsd 	86543 	listening on 127.0.0.1 port 3493
                        Dec 23 21:36:06 	upsd 	86543 	listening on ::1 port 3493
                        Dec 23 21:36:05 	blazer_usb 	86268 	Startup successful
                        Dec 23 21:36:05 	upsmon 	85553 	Startup successful
                        Dec 23 21:36:00 	blazer_usb 	8319 	Signal 15: exiting
                        Dec 23 21:36:00 	upsd 	8660 	Signal 15: exiting
                        Dec 23 21:36:00 	upsd 	8660 	mainloop: Interrupted system call
                        Dec 23 21:36:00 	upsd 	8660 	User monuser@127.0.0.1 logged out from UPS [ActiveJet]
                        Dec 23 21:36:00 	upsmon 	7932 	Signal 15: exiting
                        Dec 23 21:32:08 	upsd 	8660 	User monuser@127.0.0.1 logged into UPS [ActiveJet]
                        Dec 23 21:32:06 	upsd 	8660 	Startup successful
                        Dec 23 21:32:06 	upsd 	8388 	Connected to UPS [ActiveJet]: blazer_usb-ActiveJet
                        Dec 23 21:32:06 	upsd 	8388 	listening on 127.0.0.1 port 3493
                        Dec 23 21:32:06 	upsd 	8388 	listening on ::1 port 3493
                        Dec 23 21:32:05 	blazer_usb 	8319 	Startup successful
                        Dec 23 21:32:05 	upsmon 	7510 	Startup successful
                        Dec 23 21:32:00 	upsd 	33016 	Signal 15: exiting
                        Dec 23 21:32:00 	upsd 	33016 	mainloop: Interrupted system call
                        Dec 23 21:32:00 	upsd 	33016 	User monuser@127.0.0.1 logged out from UPS [ActiveJet]
                        Dec 23 21:32:00 	upsmon 	32741 	Signal 15: exiting
                        ... 
                        
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                        • dennypageD
                          dennypage
                          last edited by

                          Remove any other scripts you have put in place and replace /usr/local/etc/rc.d/nut.sh with the script below. I would not add any USB configuration commands unless you encounter a situation in which the script does not restart the driver. If you do encounter such a situation, please run "usbconfig dump_device_desc" while the problem is happening and post the result.

                          Note that the nut.sh script is automatically written every time the NUT configuration is saved This will happen anytime you change the UPS config or upgrade pfSense. When this happens, just copy this script back in place.

                          I would keep the setting of "pollinterval = 10" in the ups.conf advanced section as this will significantly reduce the number of occurrences of driver failure. No other advanced settings are needed.

                          #!/bin/sh
                          # This file has been modified for special upsdrvctl restart
                          
                          rc_start() {
                          	echo starting NUT
                          	if [ -f /var/run/upsdrvctl_loop.pid ]
                          	then
                          		kill -9 `cat /var/db/nut/upsdrvctl_loop.pid`
                          		rm /var/run/upsdrvctl_loop.pid
                          	fi
                          	/usr/bin/killall -q -9 upsmon
                          	/usr/bin/killall -q -9 upsd
                          	/usr/bin/killall -q -9 upsdrvctl
                          	/usr/bin/killall -q -9 blazer_usb
                          	/usr/local/sbin/upsmon
                          	/usr/local/sbin/upsdrvctl start &
                          	(
                          		while true
                          		do
                          			sleep 15
                          			kill -0 `cat /var/db/nut/blazer_usb-ups.pid` > /dev/null 2>&1 && continue
                          			echo "needs restart"
                          			/usr/local/sbin/upsdrvctl start
                          		done
                          	) &
                          	echo $! > /var/db/nut/upsdrvctl_loop.pid
                          	sleep 1
                          	/usr/local/sbin/upsd -u root
                          	return 0
                          }
                          
                          rc_stop() {
                          	echo stopping NUT
                          	if [ -f /var/db/nut/upsdrvctl_loop.pid ]
                          	then
                          		kill -9 `cat /var/db/nut/upsdrvctl_loop.pid`
                          		rm /var/db/nut/upsdrvctl_loop.pid
                          	fi
                          	/usr/bin/killall -q upsmon
                          	/usr/bin/killall -q upsd
                          	/usr/bin/killall -q upsdrvctl
                          	/usr/bin/killall -q blazer_usb
                          	return 0
                          }
                          
                          case $1 in
                          	start)
                          		rc_start
                          		;;
                          	stop)
                          		rc_stop
                          		;;
                          	restart)
                          		rc_stop
                          		rc_start
                          		;;
                          esac
                          
                          
                          1 Reply Last reply Reply Quote 0
                          • dennypageD
                            dennypage
                            last edited by

                            Regarding the other settings you were doing:

                            
                            default.battery.voltage.high = 13.7
                            default.battery.voltage.low = 11.5
                            runtimecal = 180,100,360,50
                            ignorelb
                            override.battery.charge.low = 50
                            override.battery.runtime.low = 600
                            
                            

                            These are actually arguments to the UPS driver rather than global directives. As such, they should be in the (non-advanced) section entitled "Extra Arguments to driver" rather than in the advanced section.

                            You should have nothing in the advanced section other than the pollinterval setting in ups.conf.

                            Hope this works out for you.

                            1 Reply Last reply Reply Quote 0
                            • N
                              n3by
                              last edited by

                              I did what you said but it looks like the script enter in a cyclic restart:

                              Dec 23 23:36:51 	upsd 	15530 	Connected to UPS [ActiveJet]: blazer_usb-ActiveJet
                              Dec 23 23:36:50 	blazer_usb 	24413 	Startup successful
                              Dec 23 23:36:48 	php-cgi 		nut_email.php: Message sent to xxxxxxxxxxx OK
                              Dec 23 23:36:47 	upsmon 	14675 	Communications with UPS ActiveJet lost
                              Dec 23 23:36:47 	upsmon 	14675 	Poll UPS [ActiveJet] failed - Driver not connected
                              Dec 23 23:36:44 	blazer_usb 	55222 	Signal 15: exiting
                              Dec 23 23:36:33 	php-cgi 		nut_email.php: Message sent to xxxxxxxxxxx OK
                              Dec 23 23:36:32 	upsmon 	14675 	Communications with UPS ActiveJet established
                              Dec 23 23:36:29 	upsd 	15530 	Connected to UPS [ActiveJet]: blazer_usb-ActiveJet
                              Dec 23 23:36:29 	blazer_usb 	55222 	Startup successful
                              Dec 23 23:36:27 	php-cgi 		nut_email.php: Message sent to xxxxxxxxxxx OK
                              Dec 23 23:36:27 	upsmon 	14675 	Communications with UPS ActiveJet lost
                              Dec 23 23:36:27 	upsmon 	14675 	Poll UPS [ActiveJet] failed - Driver not connected
                              Dec 23 23:36:22 	blazer_usb 	27723 	Signal 15: exiting
                              Dec 23 23:36:12 	php-cgi 		nut_email.php: Message sent to xxxxxxxxxxx OK
                              Dec 23 23:36:12 	upsmon 	14675 	Communications with UPS ActiveJet established
                              Dec 23 23:36:09 	upsd 	15530 	Connected to UPS [ActiveJet]: blazer_usb-ActiveJet
                              Dec 23 23:36:07 	blazer_usb 	27723 	Startup successful
                              Dec 23 23:36:07 	upsmon 	14675 	Poll UPS [ActiveJet] failed - Driver not connected
                              Dec 23 23:36:03 	php-cgi 		nut_email.php: Message sent to xxxxxxxxxxx OK
                              Dec 23 23:36:02 	upsmon 	14675 	Communications with UPS ActiveJet lost
                              Dec 23 23:36:02 	upsmon 	14675 	Poll UPS [ActiveJet] failed - Driver not connected
                              Dec 23 23:36:00 	blazer_usb 	90201 	Signal 15: exiting
                              Dec 23 23:35:47 	php-cgi 		nut_email.php: Message sent to xxxxxxxxxxx OK
                              Dec 23 23:35:47 	upsmon 	14675 	Communications with UPS ActiveJet established
                              Dec 23 23:35:46 	upsd 	15530 	Connected to UPS [ActiveJet]: blazer_usb-ActiveJet
                              Dec 23 23:35:45 	blazer_usb 	90201 	Startup successful
                              Dec 23 23:35:43 	php-cgi 		nut_email.php: Message sent to xxxxxxxxxxx OK
                              Dec 23 23:35:42 	upsmon 	14675 	Communications with UPS ActiveJet lost
                              Dec 23 23:35:42 	upsmon 	14675 	Poll UPS [ActiveJet] failed - Driver not connected
                              Dec 23 23:35:39 	blazer_usb 	15841 	Signal 15: exiting
                              Dec 23 23:35:27 	upsd 	15530 	User monuser@127.0.0.1 logged into UPS [ActiveJet]
                              Dec 23 23:35:27 	upsd 	15530 	Connected to UPS [ActiveJet]: blazer_usb-ActiveJet
                              Dec 23 23:35:25 	blazer_usb 	15841 	Startup successful
                              Dec 23 23:35:25 	upsd 	15530 	Startup successful
                              Dec 23 23:35:25 	upsd 	15312 	Can't connect to UPS [ActiveJet] (blazer_usb-ActiveJet): No such file or directory
                              Dec 23 23:35:25 	upsd 	15312 	listening on 127.0.0.1 port 3493
                              Dec 23 23:35:25 	upsd 	15312 	listening on ::1 port 3493
                              Dec 23 23:35:24 	upsmon 	14123 	Startup successful 
                              
                              1 Reply Last reply Reply Quote 0
                              • dennypageD
                                dennypage
                                last edited by

                                That looks like kill is missing the -0.

                                Just to confirm the script is correct, could you run a sum on it please?

                                sum /usr/local/etc/rc.d/nut.sh

                                The result should be 60215.

                                1 Reply Last reply Reply Quote 0
                                • N
                                  n3by
                                  last edited by

                                  yes it is correct. ( I copied also to nut.sh.new in case it is recreated )

                                  60215 2 /usr/local/etc/rc.d/nut.sh.new
                                  
                                  1 Reply Last reply Reply Quote 0
                                  • dennypageD
                                    dennypage
                                    last edited by

                                    Apologies. There was a typo in the pidfile name left over from my testing (based on usbhid-ups rather than blazer_usb).

                                    Updated version follows.

                                    #!/bin/sh
                                    # This file has been modified for special upsdrvctl restart
                                    
                                    rc_start() {
                                    	echo starting NUT
                                    	if [ -f /var/run/upsdrvctl_loop.pid ]
                                    	then
                                    		kill -9 `cat /var/db/nut/upsdrvctl_loop.pid`
                                    		rm /var/run/upsdrvctl_loop.pid
                                    	fi
                                    	/usr/bin/killall -q -9 upsmon
                                    	/usr/bin/killall -q -9 upsd
                                    	/usr/bin/killall -q -9 upsdrvctl
                                    	/usr/bin/killall -q -9 blazer_usb
                                    	/usr/local/sbin/upsmon
                                    	/usr/local/sbin/upsdrvctl start &
                                    	(
                                    		while true
                                    		do
                                    			sleep 15
                                    			kill -0 `cat /var/db/nut/blazer_usb.pid` > /dev/null 2>&1 && continue
                                    			/usr/local/sbin/upsdrvctl start
                                    		done
                                    	) &
                                    	echo $! > /var/db/nut/upsdrvctl_loop.pid
                                    	sleep 1
                                    	/usr/local/sbin/upsd -u root
                                    	return 0
                                    }
                                    
                                    rc_stop() {
                                    	echo stopping NUT
                                    	if [ -f /var/db/nut/upsdrvctl_loop.pid ]
                                    	then
                                    		kill -9 `cat /var/db/nut/upsdrvctl_loop.pid`
                                    		rm /var/db/nut/upsdrvctl_loop.pid
                                    	fi
                                    	/usr/bin/killall -q upsmon
                                    	/usr/bin/killall -q upsd
                                    	/usr/bin/killall -q upsdrvctl
                                    	/usr/bin/killall -q blazer_usb
                                    	return 0
                                    }
                                    
                                    case $1 in
                                    	start)
                                    		rc_start
                                    		;;
                                    	stop)
                                    		rc_stop
                                    		;;
                                    	restart)
                                    		rc_stop
                                    		rc_start
                                    		;;
                                    esac
                                    
                                    
                                    1 Reply Last reply Reply Quote 0
                                    • w0wW
                                      w0w
                                      last edited by

                                      @n3by:

                                      strange …  If I did not made a mistake I think the script interfere with normal NUT because it will restart almost every time.

                                      #!/bin/sh
                                      # Script to restart NUT and USB UPS if UPS connection failed
                                      upsname=$(upsc -l)
                                      pattern="battery.charge:"
                                      check=$(upsc $upsname | grep -o "$pattern")
                                      if [ "$check" != "$pattern" ]; then
                                      echo "("$check" != "$pattern"), NUT must be restarted"
                                      else
                                      echo ""$pattern" found, NUT is running and OK"
                                      fi
                                      
                                      

                                      For me even if I change upsname=$(upsc -l) directly to ups name it works just fine and NEVER gives me message "NUT must be restarted". If your UPS does not answer to every query, then it is the root cause of the script behavior. You should manually test script, running this several times, looking for the answer.

                                      1 Reply Last reply Reply Quote 0
                                      • N
                                        n3by
                                        last edited by

                                        @dennypage:

                                        Apologies. There was a typo in the pidfile name left over from my testing (based on usbhid-ups rather than blazer_usb).

                                        Updated version follows.
                                        ….....

                                        9960 2 /usr/local/etc/rc.d/nut.sh
                                        

                                        New update it have the same behavior… restarting.

                                        Dec 24 07:37:26 	blazer_usb 	32252 	Signal 15: exiting
                                        Dec 24 07:37:26 	upsd 	26542 	Signal 15: exiting
                                        Dec 24 07:37:26 	upsd 	26542 	mainloop: Interrupted system call
                                        Dec 24 07:37:26 	upsd 	26542 	User monuser@127.0.0.1 logged out from UPS [ActiveJet]
                                        Dec 24 07:37:26 	upsmon 	25058 	Signal 15: exiting
                                        Dec 24 07:37:20 	php-cgi 		nut_email.php: Message sent to xxxxxxxxxxxxxx OK
                                        Dec 24 07:37:20 	upsmon 	25058 	Communications with UPS ActiveJet established
                                        Dec 24 07:37:17 	upsd 	26542 	Connected to UPS [ActiveJet]: blazer_usb-ActiveJet
                                        Dec 24 07:37:15 	blazer_usb 	32252 	Startup successful
                                        Dec 24 07:37:15 	upsmon 	25058 	Poll UPS [ActiveJet] failed - Driver not connected
                                        Dec 24 07:37:10 	php-cgi 		nut_email.php: Message sent to xxxxxxxxxxxxxx OK
                                        Dec 24 07:37:10 	upsmon 	25058 	Communications with UPS ActiveJet lost
                                        Dec 24 07:37:10 	upsmon 	25058 	Poll UPS [ActiveJet] failed - Driver not connected
                                        Dec 24 07:37:08 	blazer_usb 	60207 	Signal 15: exiting
                                        Dec 24 07:37:00 	php-cgi 		nut_email.php: Message sent to xxxxxxxxxxxxxx OK
                                        Dec 24 07:37:00 	upsmon 	25058 	Communications with UPS ActiveJet established
                                        Dec 24 07:36:55 	upsd 	26542 	Connected to UPS [ActiveJet]: blazer_usb-ActiveJet
                                        Dec 24 07:36:55 	upsmon 	25058 	Poll UPS [ActiveJet] failed - Driver not connected
                                        Dec 24 07:36:53 	blazer_usb 	60207 	Startup successful
                                        Dec 24 07:36:50 	php-cgi 		nut_email.php: Message sent to xxxxxxxxxxxxxx OK
                                        Dec 24 07:36:50 	upsmon 	25058 	Communications with UPS ActiveJet lost
                                        Dec 24 07:36:50 	upsmon 	25058 	Poll UPS [ActiveJet] failed - Driver not connected
                                        Dec 24 07:36:47 	blazer_usb 	26864 	Signal 15: exiting
                                        Dec 24 07:36:35 	upsd 	26542 	User monuser@127.0.0.1 logged into UPS [ActiveJet]
                                        Dec 24 07:36:35 	upsd 	26542 	Connected to UPS [ActiveJet]: blazer_usb-ActiveJet
                                        Dec 24 07:36:33 	blazer_usb 	26864 	Startup successful
                                        Dec 24 07:36:33 	upsd 	26542 	Startup successful
                                        Dec 24 07:36:33 	upsd 	26332 	Can't connect to UPS [ActiveJet] (blazer_usb-ActiveJet): No such file or directory
                                        Dec 24 07:36:33 	upsd 	26332 	listening on 127.0.0.1 port 3493
                                        Dec 24 07:36:33 	upsd 	26332 	listening on ::1 port 3493
                                        Dec 24 07:36:32 	upsmon 	24793 	Startup successful 
                                        

                                        edit:

                                        only pid I have in /var/db/nut:
                                        blazer_usb-ActiveJet.pid
                                        upsmon.pid
                                        upsd.pid

                                        I try to use script with blazer_usb-ActiveJet.pid

                                        edit2:

                                        now it looks ok, will see in time how is doing.
                                        thank you.

                                        1 Reply Last reply Reply Quote 0
                                        • dennypageD
                                          dennypage
                                          last edited by

                                          Did you stop the service before putting the new script in place? If not, the old script may still be running.

                                          The command to stop the script is:

                                          /usr/local/etc/rc.d/nut.sh stop

                                          After doing so, the following commands should find no processes:
                                            ps -axuw | grep ups
                                            ps -axuw | grep nut
                                            ps -axuw | grep blazer

                                          If that isn't the issue, please run the debug version below by hand. The command to do this is:

                                          /usr/local/etc/rc.d/nut.sh start

                                          Make sure the service is stopped before you start the debug script. Also understand that it will continue to product output even after the command prompt returns. To stop it, you again would execute:

                                          /usr/local/etc/rc.d/nut.sh stop

                                          Please let it run for a minute or two and post the output from the terminal. I'll have a look at it in the morning.

                                          #!/bin/sh
                                          # This file has been modified for special upsdrvctl restart
                                          
                                          rc_start() {
                                          	echo starting NUT
                                          	if [ -f /var/run/upsdrvctl_loop.pid ]
                                          	then
                                          		kill -9 `cat /var/db/nut/upsdrvctl_loop.pid`
                                          		rm /var/run/upsdrvctl_loop.pid
                                          	fi
                                          	/usr/bin/killall -q -9 upsmon
                                          	/usr/bin/killall -q -9 upsd
                                          	/usr/bin/killall -q -9 upsdrvctl
                                          	/usr/bin/killall -q -9 blazer_usb
                                          	/usr/local/sbin/upsmon
                                          	/usr/local/sbin/upsdrvctl start &
                                          	(
                                          		while true
                                          		do
                                          			sleep 15
                                          			echo "contents of /var/db/nut:"
                                          			ls -l /var/db/nut
                                          			echo "running pid of blazer_usb is" `cat /var/db/nut/blazer_usb.pid`
                                          			ps -fp `cat /var/db/nut/blazer_usb.pid`
                                          			kill -0 `cat /var/db/nut/blazer_usb.pid` && continue
                                          			echo "blazer_usb no longer running... restarting"
                                          			/usr/local/sbin/upsdrvctl start
                                          		done
                                          	) &
                                          	echo $! > /var/db/nut/upsdrvctl_loop.pid
                                          	sleep 1
                                          	/usr/local/sbin/upsd -u root
                                          	return 0
                                          }
                                          
                                          rc_stop() {
                                          	echo stopping NUT
                                          	if [ -f /var/db/nut/upsdrvctl_loop.pid ]
                                          	then
                                          		kill -9 `cat /var/db/nut/upsdrvctl_loop.pid`
                                          		rm /var/db/nut/upsdrvctl_loop.pid
                                          	fi
                                          	/usr/bin/killall -q upsmon
                                          	/usr/bin/killall -q upsd
                                          	/usr/bin/killall -q upsdrvctl
                                          	/usr/bin/killall -q blazer_usb
                                          	return 0
                                          }
                                          
                                          case $1 in
                                          	start)
                                          		rc_start
                                          		;;
                                          	stop)
                                          		rc_stop
                                          		;;
                                          	restart)
                                          		rc_stop
                                          		rc_start
                                          		;;
                                          esac
                                          
                                          
                                          1 Reply Last reply Reply Quote 0
                                          • N
                                            n3by
                                            last edited by

                                            dennypage just to let you know that your script is working great until now, and I made your changes in nut.inc so it will survive a reboot or UPS parameter changes till package upgrade/reinstall.

                                            In case anybody else will need it; just make the appropriate changes for you in the line with "blazer_usb-ActiveJet.pid";
                                            you can find your "driver_usb-upsname.pid" in /var/db/nut/ when NUT is running…

                                            credit go to dennypage !

                                            part with changes I made in:
                                            /usr/local/pkg/nut/nut.inc

                                            function nut_write_rcfile($driver) {
                                            	nut_check_var_db();
                                            	$start .= "echo starting NUT";
                                            	$start .= "\n	if [ -f /var/run/upsdrvctl_loop.pid ]";
                                            	$start .= "\n	then";
                                            	$start .= "\n		kill -9 `cat /var/db/nut/upsdrvctl_loop.pid`";
                                            	$start .= "\n		rm /var/run/upsdrvctl_loop.pid";
                                            	$start .= "\n	fi";
                                            	$start .= "\n	/usr/bin/killall -q -9 upsmon";
                                            	$start .= "\n	/usr/bin/killall -q -9 upsd";
                                            	$start .= "\n	/usr/bin/killall -q -9 upsdrvctl";
                                            	if (isset($driver)) {
                                            		$start .= "\n	/usr/bin/killall -q -9 $driver";
                                            	}
                                            
                                            	/* Service status keys off upsmon, so start it first. */
                                            	$start .= "\n	/usr/local/sbin/upsmon";
                                            	if (isset($driver)) {
                                            		$start .= "\n	/usr/local/sbin/upsdrvctl start &";
                                            		$start .= "\n	(";
                                            		$start .= "\n		while true";
                                            		$start .= "\n		do";
                                            		$start .= "\n			sleep 15";
                                            		$start .= "\n			kill -0 `cat /var/db/nut/blazer_usb-ActiveJet.pid` > /dev/null 2>&1 && continue";
                                            		$start .= "\n			/usr/local/sbin/upsdrvctl start";
                                            		$start .= "\n		done";
                                            		$start .= "\n	) &";
                                            		$start .= "\n	echo $! > /var/db/nut/upsdrvctl_loop.pid";
                                            		/* Since we are starting the driver in backgroud, give it a moment to start. */
                                            		$start .= "\n	sleep 1";
                                            		$start .= "\n	/usr/local/sbin/upsd -u root";
                                            	}
                                            	$start .= "\n	return 0";
                                            
                                            	$stop .= "echo stopping NUT";
                                            	$stop .= "\n	if [ -f /var/db/nut/upsdrvctl_loop.pid ]";
                                            	$stop .= "\n	then";
                                            	$stop .= "\n		kill -9 `cat /var/db/nut/upsdrvctl_loop.pid`";
                                            	$stop .= "\n		rm /var/db/nut/upsdrvctl_loop.pid";
                                            	$stop .= "\n	fi";
                                            	$stop .= "\n	/usr/bin/killall -q upsmon";
                                            	if (isset($driver)) {
                                            		$stop .= "\n	/usr/bin/killall -q upsd";
                                            		$stop .= "\n	/usr/bin/killall -q upsdrvctl";
                                            		$stop .= "\n	/usr/bin/killall -q $driver";
                                            	}
                                            	$stop .= "\n	return 0";
                                            
                                            	write_rcfile(array(
                                            		"file" => "nut.sh",
                                            		"start" => $start,
                                            		"stop" => $stop
                                            		)
                                            	);
                                            

                                            Thank you very much for help to all that got involved to solve this/my problem !
                                            and
                                            Merry Christmas !

                                            1 Reply Last reply Reply Quote 0
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