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    Unofficial E2guardian package for pfSense

    Scheduled Pinned Locked Moved Cache/Proxy
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    • P
      pfsensation
      last edited by

      @Mr.:

      @marcelloc:

      To remove tinyproxy, install it from Unofficial repo and then uninstall. The same with e2guardian.

      The c-icap is a package from squid

      Sorry to ask, Marcello, but how do install from unofficial repo? pkg install and then…?

      Pfsensation above this reply says uninstalling isn't going to work(?)

      Well the method described above stops Tiny Proxy from starting but it still appears in service status / dash board.

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      • J
        jkrueger2020
        last edited by

        @jkrueger2020:

        @jetberrocal:

        The error is happening to me.

        I checked the config files and it is being generated correctly. 
        I also disable Exceptions box in case the word falls in the exceptions.

        So it seems to be an e2g 3.5.1 problem.

        I guess this has to be checked on the e2g forum.

        By the way I used the word <jet>. Search on Google and selected the link
        https://www.google.com.pr/url?sa=t&rct=j&q=&esrc=s&source=web&cd=13&cad=rja&uact=8&ved=0ahUKEwjq5qXotpbUAhUE6yYKHTncD78QFghvMAw&url=https%3A%2F%2Fjetprogramusa.org%2F&usg=AFQjCNGFZZgNdXX2OXYga7BOLHmLFjdZ_g</jet>

        Thanks for helping to check this! At least I know I'm not the only one now.

        I've logged the issue on the E2Guardian Google Groups: https://groups.google.com/forum/#!topic/e2guardian/NfBZ1Ux_lEY

        If no one replies within a day or so, I'm going to log it as an issue on GitHub.

        Thanks again!

        Jonathan

        Marcelloc, would you please weigh in on this? I need to know, is this a bug I should log with E2G? I've taken this as far as I possibly know how.

        https://groups.google.com/forum/#!topic/e2guardian/NfBZ1Ux_lEY

        Thanks,

        Jonathan

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        • P
          pfsensation
          last edited by

          Found another issue with 4.1…

          I use the unofficial WPAD package, using the E2 Guardian proxy I'm unable to obtain the proxy.pac file via the pfsense machines IP address. However using the host name seems to work fine. When trying to download that pac file via IP when on the E2 Guardian proxy. I get "e2guardian 504 gateway time out. Unable to connect to upstream proxy".

          I don't it's an issue with squid as I haven't changed its configuration and I don't remember having this problem on 3.5.1.

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          • J
            jetberrocal
            last edited by

            @pfsensation:

            Found another issue with 4.1…

            I use the unofficial WPAD package, using the E2 Guardian proxy I'm unable to obtain the proxy.pac file via the pfsense machines IP address. However using the host name seems to work fine. When trying to download that pac file via IP when on the E2 Guardian proxy. I get "e2guardian 504 gateway time out. Unable to connect to upstream proxy".

            I don't it's an issue with squid as I haven't changed its configuration and I don't remember having this problem on 3.5.1.

            Why are you retrieving the wpad file through the proxy?  The wpad or proxy.pac are downloaded through the http port 80.  I think your "Internet Options" if in Windows should tell to connect to the pfsense bypassing the proxy.  I do not recall how is done in Linux or MAC. Your wpad file should also have a rule to go DIRECT when connecting to local network IPs.

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            • P
              pfsensation
              last edited by

              @jetberrocal:

              @pfsensation:

              Found another issue with 4.1…

              I use the unofficial WPAD package, using the E2 Guardian proxy I'm unable to obtain the proxy.pac file via the pfsense machines IP address. However using the host name seems to work fine. When trying to download that pac file via IP when on the E2 Guardian proxy. I get "e2guardian 504 gateway time out. Unable to connect to upstream proxy".

              I don't it's an issue with squid as I haven't changed its configuration and I don't remember having this problem on 3.5.1.

              Why are you retrieving the wpad file through the proxy?  The wpad or proxy.pac are downloaded through the http port 80.  I think your "Internet Options" if in Windows should tell to connect to the pfsense bypassing the proxy.  I do not recall how is done in Linux or MAC. Your wpad file should also have a rule to go DIRECT when connecting to local network IPs.

              I was troubleshooting some issues with IOS devices on my network then manually tried typing it in to test. In dhcp I am advertising it using the IP, but it gave that error through it proxy. I changed the dhcp to use the host name to connect and download the pac file, but this still seems like a bug nevertheless.

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              • J
                jetberrocal
                last edited by

                @pfsensation:

                I was troubleshooting some issues with IOS devices on my network then manually tried typing it in to test. In dhcp I am advertising it using the IP, but it gave that error through it proxy. I changed the dhcp to use the host name to connect and download the pac file, but this still seems like a bug nevertheless.

                E2g and squid has a setting to block urls with IPs.  Verify that is turn off. If on the pfsense IP should be explicitly allowed, I think.

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                • marcellocM
                  marcelloc
                  last edited by

                  @pfsensation:

                  but now we know those particular place holders are causing the crashes. This is just a heads up if you have trouble re-creating the crashes Marcello. Also try to use my exact same block page source code, with everything intact, including -bypass-.

                  Even without report, just "access denied" the daemon crashes. I've started a watchdog script to keep e2guardian running but I'll need to run a debug version to try to identify where it's still getting segmentation fault errors.  :(

                  also getting high values on e2guardian processes but low cpu load

                  last pid: 83609;  load averages:  1.51,  8.54,  8.55                                                                                              up 1+20:43:27  11:35:36
                  192 processes: 2 running, 189 sleeping, 1 zombie
                  CPU:  1.5% user,  0.0% nice,  0.2% system,  0.6% interrupt, 97.6% idle
                  Mem: 470M Active, 463M Inact, 863M Wired, 1060M Buf, 14G Free
                  Swap:
                  
                    PID USERNAME  THR PRI NICE   SIZE    RES STATE   C   TIME    WCPU COMMAND
                  81597 root      259  21    0   392M   127M accept  6   0:02 2795.70% e2guardian
                  
                  

                  Treinamentos de Elite: http://sys-squad.com

                  Help a community developer! ;D

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                  • C
                    Cino
                    last edited by

                    @marcelloc:

                    also getting high values on e2guardian processes but low cpu load

                    last pid: 83609;  load averages:  1.51,  8.54,  8.55                                                                                              up 1+20:43:27  11:35:36
                    192 processes: 2 running, 189 sleeping, 1 zombie
                    CPU:  1.5% user,  0.0% nice,  0.2% system,  0.6% interrupt, 97.6% idle
                    Mem: 470M Active, 463M Inact, 863M Wired, 1060M Buf, 14G Free
                    Swap:
                    
                      PID USERNAME  THR PRI NICE   SIZE    RES STATE   C   TIME    WCPU COMMAND
                    81597 root      259  21    0   392M   127M accept  6   0:02 2795.70% e2guardian
                    
                    

                    I've noticed the same

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                    • marcellocM
                      marcelloc
                      last edited by

                      I've opened a new issue on e2g git

                      
                      Client: START------------------------------- Line: 1011 Function: dbshowheader
                       Line: 1018 Function: dbshowheadereader bool: POST http://1xx.1yy.zz3.4/dout.aspx?s=16434986&p=10000003&client=DynGate HTTP/1.0
                       Line: 1018 Function: dbshowheadereader bool: Cache-Control: no-cache
                       Line: 1018 Function: dbshowheadereader bool: Pragma: no-cache
                       Line: 1018 Function: dbshowheadereader bool: Content-Type: application/octet-stream
                       Line: 1018 Function: dbshowheadereader bool: Accept: */*
                       Line: 1018 Function: dbshowheadereader bool: User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; DynGate)
                       Line: 1018 Function: dbshowheadereader bool: Content-Transfer-Encoding: binary
                       Line: 1018 Function: dbshowheadereader bool: Connection: keep-alive
                       Line: 1018 Function: dbshowheadereader bool: Content-Length: 68
                       Line: 1018 Function: dbshowheadereader bool: Host: 1xx.1yy.zz3.4
                      Client: END------------------------------- Line: 1023 Function: dbshowheader
                      54837  got past line 2350 proxy header out  Line: 2561 Function: handleConnection
                      54837  exchange_timeout is 20000 Line: 2562 Function: handleConnection
                      tunnel tw poll returned ok:1
                      Start of tunnel loop: throughput:4942 target:-1
                      getLine !SSL read into buffer; bufflen: 0
                      getLine terminate string !SSL: 0
                      firstime: header:in after getLine  Line: 2098 Function: in
                      firstime: header:in after getLine: rc: 0 truncated: 1 Line: 2103 Function: in
                      6982468823791959581Call : from HTTPHeader.cpp to dbshowheader but header is empty Line: 1028 Function: dbshowheader
                      Segmentation fault
                      
                      

                      At least here with e2g compiled with debug, it crashes when empty header happens

                      If you want to try the same debug version to see if it crashes on the same place, follow this:

                      
                      fetch https://github.com/marcelloc/Unofficial-pfSense-packages/raw/master/repo/e2guardian-4.1.1_debug.txz
                      fetch https://github.com/marcelloc/Unofficial-pfSense-packages/raw/master/repo/e2guardian-4.1.1_1.txz
                      
                      

                      To force debug install, run

                      pkg add -f e2guardian-4.1.1_debug.txz
                      killall e2guardian && /usr/local/sbin/e2guardian -N
                      
                      

                      This must be done using console to see debug output

                      To back to non debug binaries:

                      pkg add -f e2guardian-4.1.1_1.txz
                      killall  e2guardian && /usr/local/sbin/e2guardian
                      
                      

                      Treinamentos de Elite: http://sys-squad.com

                      Help a community developer! ;D

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                      • P
                        pfsensation
                        last edited by

                        I realised the sudden memory spikes too. I had 350MB, didn't worry too much as I assumed it was for cache + I have 2GB total.

                        I had another crash today after 2 days, it's better than the nearly instant crash every 30 minites - 2 hours I was getting before.

                        Jun 7 02:56:44	check_reload_status		Syncing firewall
                        Jun 7 02:56:46	php-fpm	18746	/pkg.php: Restarting e2g by sending -Q action to e2g binaries
                        Jun 7 02:56:46	php-fpm	19894	/pkg.php: Restarting e2g by sending -Q action to e2g binaries
                        Jun 7 02:56:48	php-fpm	20300	/status_services.php: The command '/usr/local/etc/rc.d/e2guardian.sh stop' returned exit code '1', the output was 'kern.ipc.somaxconn: 16384 -> 16384 kern.maxfiles: 131072 -> 131072 kern.maxfilesperproc: 104856 -> 104856 kern.threads.max_threads_per_proc: 4096 -> 4096 e2guardian not running? (check /var/run/e2guardian.pid).'
                        Jun 7 02:56:54	e2guardian	20294	Reporting_level is : 0 file /usr/local/etc/e2guardian/e2guardianf3.conf
                        Jun 7 02:56:54	e2guardian	19797	Reporting_level is : 0 file /usr/local/etc/e2guardian/e2guardianf3.conf
                        Jun 7 02:56:55	e2guardian	23430	Reporting_level is : 0 file /usr/local/etc/e2guardian/e2guardianf3.conf
                        Jun 7 02:56:55	e2guardian	19797	I seem to be running already!
                        Jun 7 02:56:55	e2guardian	23430	I seem to be running already!
                        Jun 7 02:56:55	root		/usr/local/etc/rc.d/e2guardian.sh: WARNING: failed to start e2guardian
                        Jun 7 02:57:52	check_reload_status		Syncing firewall
                        Jun 7 02:57:52	php-fpm	56014	/pkg_edit.php: [E2guardian] - Save settings package call pr:1 bp: rpc:no
                        Jun 7 02:57:52	check_reload_status		Syncing firewall
                        Jun 7 02:57:55	php-fpm	78906	/pkg.php: Restarting e2g by sending -Q action to e2g binaries
                        Jun 7 02:57:55	php-fpm	80648	/pkg.php: Restarting e2g by sending -Q action to e2g binaries
                        Jun 7 02:58:00	e2guardian	81133	Reporting_level is : 0 file /usr/local/etc/e2guardian/e2guardianf3.conf
                        Jun 7 02:58:00	e2guardian	80510	Reporting_level is : 0 file /usr/local/etc/e2guardian/e2guardianf3.conf
                        Jun 7 02:58:01	e2guardian	80510	I seem to be running already!
                        Jun 7 03:01:00	root		rc.update_bogons.sh is starting up.
                        Jun 7 03:01:00	root		rc.update_bogons.sh is sleeping for 31584
                        Jun 7 03:14:47	check_reload_status		Syncing firewall
                        Jun 7 03:14:47	php-fpm	9104	/pkg_edit.php: [E2guardian] - Save settings package call pr:1 bp: rpc:no
                        Jun 7 03:14:47	check_reload_status		Syncing firewall
                        Jun 7 03:14:49	php-fpm	19850	/pkg.php: Restarting e2g by sending -Q action to e2g binaries
                        Jun 7 03:14:55	e2guardian	23043	Reporting_level is : 0 file /usr/local/etc/e2guardian/e2guardianf3.conf
                        Jun 7 03:24:23	check_reload_status		Syncing firewall
                        Jun 7 03:24:23	php-fpm	60117	/pkg_edit.php: [E2guardian] - Save settings package call pr:1 bp: rpc:no
                        Jun 7 03:24:23	check_reload_status		Syncing firewall
                        Jun 7 03:24:25	php-fpm	11356	/pkg.php: Restarting e2g by sending -Q action to e2g binaries
                        Jun 7 03:24:25	php-fpm	15238	/pkg.php: Restarting e2g by sending -Q action to e2g binaries
                        Jun 7 03:24:30	e2guardian	15501	Reporting_level is : 0 file /usr/local/etc/e2guardian/e2guardianf3.conf
                        Jun 7 03:24:31	e2guardian	15228	Reporting_level is : 0 file /usr/local/etc/e2guardian/e2guardianf3.conf
                        Jun 7 03:24:31	e2guardian	15228	I seem to be running already!
                        Jun 7 03:24:39	e2guardian	21488	Reporting_level is : 0 file /usr/local/etc/e2guardian/e2guardianf3.conf
                        Jun 7 03:31:24	check_reload_status		Syncing firewall
                        Jun 7 03:31:24	php-fpm	64424	/pkg_edit.php: [E2guardian] - Save settings package call pr:1 bp: rpc:no
                        Jun 7 03:31:24	check_reload_status		Syncing firewall
                        Jun 7 03:31:26	php-fpm	41060	/pkg.php: Restarting e2g by sending -Q action to e2g binaries
                        Jun 7 03:31:32	e2guardian	44437	Reporting_level is : 0 file /usr/local/etc/e2guardian/e2guardianf3.conf
                        Jun 7 03:31:46	e2guardian	49314	Reporting_level is : 0 file /usr/local/etc/e2guardian/e2guardianf3.conf
                        Jun 7 03:31:46	php-fpm	46997	/pkg.php: Restarting e2g by sending -Q action to e2g binaries
                        Jun 7 03:31:52	e2guardian	49618	Reporting_level is : 0 file /usr/local/etc/e2guardian/e2guardianf3.conf
                        Jun 7 11:47:24	root		rc.update_bogons.sh is beginning the update cycle.
                        Jun 7 11:47:26	root		Bogons V4 file downloaded: 15 addresses added.
                        Jun 7 11:47:26	root		Bogons V4 file downloaded: 16 addresses deleted.
                        Jun 7 11:47:27	root		Bogons V6 file downloaded: 302 addresses added.
                        Jun 7 11:47:27	root		Bogons V6 file downloaded: 69 addresses deleted.
                        Jun 7 11:47:27	root		rc.update_bogons.sh is ending the update cycle.
                        Jun 7 20:39:37	kernel		pid 49681 (e2guardian), uid 106: exited on signal 11
                        
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                        • P
                          pfsensation
                          last edited by

                          Any updates on this? Is there anyway I can downgrade for now?

                          4.1 is giving me a lot of hassle with crashing. Maybe you could make a script to automatically restart it if it crashes Marcello?

                          1 Reply Last reply Reply Quote 0
                          • marcellocM
                            marcelloc
                            last edited by

                            I have a watchdog script. I'll share here when I get home.

                            Treinamentos de Elite: http://sys-squad.com

                            Help a community developer! ;D

                            1 Reply Last reply Reply Quote 0
                            • J
                              jetberrocal
                              last edited by

                              @marcelloc:

                              I have a watchdog script. I'll share here when I get home.

                              Let say the e2g has the watchdog script working.

                              From the perspective of the clients, is e2g as of now, doing all the features OK and they will not notice the crashes?

                              I want to know because if the features are not working OK then I will have to wait for the fixes to be able to use it in production.  Also if the crashes can be noticed by the clients then I have to wait for the fixes to be able to use it in production.  Maybe the crashes can be tolerated if they are noticed but in sporadic instances.

                              1 Reply Last reply Reply Quote 0
                              • marcellocM
                                marcelloc
                                last edited by

                                I guess the current crashes are related to a old exit status 11 that happens for a Long Time since dansguandian but with current thread version, the main process dies too. The issue is related with empty headers and connection that doesn't answer.

                                Treinamentos de Elite: http://sys-squad.com

                                Help a community developer! ;D

                                1 Reply Last reply Reply Quote 0
                                • marcellocM
                                  marcelloc
                                  last edited by

                                  whatchdog script for e2guardian

                                  #!/bin/sh
                                  for a in 5 10 15 20 25 30 35 40 45 50 55
                                  do
                                  if [ -f /var/run/e2guardian.pid ];then
                                   cat /var/run/e2guardian.pid | xargs ps
                                   if [ $? -ne 0 ]; then
                                     /usr/local/etc/rc.d/e2guardian.sh start
                                     tail -50 /var/log/e2guardian/access.log >> /var/log/e2guardian/last.log
                                     echo "`date` start" >> /var/log/e2guardian/start.log
                                   fi
                                  fi
                                  sleep 5
                                  done
                                  
                                  

                                  Run it every minute via cron. /var/log/e2guardian/start.log will log the crashes.

                                  Treinamentos de Elite: http://sys-squad.com

                                  Help a community developer! ;D

                                  1 Reply Last reply Reply Quote 0
                                  • P
                                    pfsensation
                                    last edited by

                                    @marcelloc:

                                    whatchdog script for e2guardian

                                    #!/bin/sh
                                    for a in 5 10 15 20 25 30 35 40 45 50 55
                                    do
                                    if [ -f /var/run/e2guardian.pid ];then
                                     cat /var/run/e2guardian.pid | xargs ps
                                     if [ $? -ne 0 ]; then
                                       /usr/local/etc/rc.d/e2guardian.sh start
                                       tail -50 /var/log/e2guardian/access.log >> /var/log/e2guardian/last.log
                                       echo "`date` start" >> /var/log/e2guardian/start.log
                                     fi
                                    fi
                                    sleep 5
                                    
                                    

                                    Run it every minute via cron. /var/log/e2guardian/start.log will log the crashes.

                                    Just tried setting this up now. When I copy and paste your code into Cron, it becomes all jumbled. Here's an example of what happened :

                                    #!/bin/sh
                                    for a in 5 10 15 20 25 30 35 40 45 50 55
                                    do
                                    if [ -f /var/run/e2guardian.pid ];then
                                     cat /var/run/e2guardian.pid | xargs ps
                                     if [ $? -ne 0 ]; then
                                       /usr/local/etc/rc.d/e2guardian.sh start
                                       tail -50 /var/log/e2guardian/access.log >> /var/log/e2guardian/last.log
                                       echo "`date` start" >> /var/log/e2guardian/start.log
                                     fi
                                    fi
                                    sleep 5
                                    

                                    Went from the above code, to the below code

                                    #!/bin/shfor a in 5 10 15 20 25 30 35 40 45 50 55doif [ -f /var/run/e2guardian.pid ];then cat /var/run/e2guardian.pid | xargs ps if [ $? -ne 0 ]; then   /usr/local/etc/rc.d/e2guardian.sh start   tail -50 /var/log/e2guardian/access.log >> /var/log/e2guardian/last.log   echo "`date` start" >> /var/log/e2guardian/start.log fifisleep 5
                                    

                                    Will this cause any problems?

                                    And also, since this cron job is running every minute. What if the case is that E2Guardian crashes just after the cron job is run, then you have to wait an entire minute before E2Guardian is put back up. It could be incredibly annoying in a production environment.

                                    1 Reply Last reply Reply Quote 0
                                    • P
                                      pfsensation
                                      last edited by

                                      @jetberrocal:

                                      @marcelloc:

                                      I have a watchdog script. I'll share here when I get home.

                                      Let say the e2g has the watchdog script working.

                                      From the perspective of the clients, is e2g as of now, doing all the features OK and they will not notice the crashes?

                                      I want to know because if the features are not working OK then I will have to wait for the fixes to be able to use it in production.  Also if the crashes can be noticed by the clients then I have to wait for the fixes to be able to use it in production.  Maybe the crashes can be tolerated if they are noticed but in sporadic instances.

                                      Pretty sure at some point it will be noticed, and it will become annoying. If the cause is actually an empty header, and someone is accessing a site which is causing the empty headers, you may end up with more crashes at once. And then you have to wait a minute for it to come back etc etc… I use this at home, and I can say that 4.1 is extremely fast, and nice to use in general. But the crashes for now are making it more hassle than it's worth. I'm stuck in between for now, 3.5.1 gave me redirect issues, and sometimes some slowness (not a huge deal) but redirect issue was annoying. But 4.1 is very very quick, fixes the redirect issues and sudden lag but is prone to crashes. And I guess it has some sort of memory leak? I hope the watchdog script at least takes some frustration out. D:

                                      @Marcelloc, I have a NAT rule to redirect port 80 to my pfsense box IP and port 8080. Should I do the same for 443? Or will that completely break it? I don't mind being having to install the certificate, but is there a way to just force all the traffic through E2Guardian. In some cases, such as Android, it seems other methods such as WPAD etc, don't work.

                                      1 Reply Last reply Reply Quote 0
                                      • J
                                        jetberrocal
                                        last edited by

                                        Pfsensation:

                                        You have to add spaces where they stick together.

                                        Example
                                        55doif -> 55 do if

                                        It seems you lost carriege returns. But whats important is spaces between commands and parameters.

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                                        • P
                                          pfsensation
                                          last edited by

                                          @jetberrocal:

                                          Pfsensation:

                                          You have to add spaces where they stick together.

                                          Example
                                          55doif -> 55 do if

                                          It seems you lost carriege returns. But whats important is spaces between commands and parameters.

                                          Thanks for that. I will go edit the cron now

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                                          • marcellocM
                                            marcelloc
                                            last edited by

                                            Create a file on filesystem with the script and then call the file on cron.

                                            Treinamentos de Elite: http://sys-squad.com

                                            Help a community developer! ;D

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