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    CentOS7 firewall?

    Scheduled Pinned Locked Moved IT Discussion
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    • JaredBuschJ
      JaredBusch @JaredBusch
      last edited by

      @JaredBusch said:

      @scottalanmiller said:

      @anonymous said:

      @scottalanmiller But it is no firewall is running by default 😞

      Ah, it is installed but not running.

      no, it is not installed at all see my above screen shot..

      and wow that post keeps moving down..

      scottalanmillerS 1 Reply Last reply Reply Quote 0
      • scottalanmillerS
        scottalanmiller
        last edited by

        The current status is that a default minimal install leaves the system exposed. My only guess is that they decided that with the move to a new management interface that they decided that people needed to choose which to install before moving forward no matter what?

        1 Reply Last reply Reply Quote 0
        • MattSpellerM
          MattSpeller @Alex Sage
          last edited by

          @anonymous said:

          @MattSpeller a minimal install should be minimal install regardless of media used.

          Ah I didn't understand that was the issue, thought you were doing full install from full media

          A 1 Reply Last reply Reply Quote 0
          • scottalanmillerS
            scottalanmiller @JaredBusch
            last edited by

            @JaredBusch said:

            @JaredBusch said:

            @scottalanmiller said:

            @anonymous said:

            @scottalanmiller But it is no firewall is running by default 😞

            Ah, it is installed but not running.

            no, it is not installed at all see my above screen shot..

            and wow that post keeps moving down..

            Yeah, I htought that you were posting it over and over. Then I realized it just woudn't leave teh bottom . Very odd.

            JaredBuschJ 1 Reply Last reply Reply Quote 0
            • A
              Alex Sage
              last edited by

              Should we contact someone about this? Does anyone care? It seems like a huge security problem to me, but I tend to over react 🙂

              1 Reply Last reply Reply Quote 0
              • scottalanmillerS
                scottalanmiller @Alex Sage
                last edited by

                @anonymous said:

                Need to know if I need to rebuild all my servers 😞

                Just install the firewalld component, I would assume.

                1 Reply Last reply Reply Quote 0
                • JaredBuschJ
                  JaredBusch @scottalanmiller
                  last edited by

                  @scottalanmiller said:

                  @JaredBusch said:

                  @JaredBusch said:

                  @scottalanmiller said:

                  @anonymous said:

                  @scottalanmiller But it is no firewall is running by default 😞

                  Ah, it is installed but not running.

                  no, it is not installed at all see my above screen shot..

                  and wow that post keeps moving down..

                  Yeah, I htought that you were posting it over and over. Then I realized it just woudn't leave teh bottom . Very odd.

                  did an F5 and it stopped doing that.

                  scottalanmillerS 1 Reply Last reply Reply Quote 0
                  • scottalanmillerS
                    scottalanmiller @JaredBusch
                    last edited by

                    @JaredBusch said:

                    @scottalanmiller said:

                    @JaredBusch said:

                    @JaredBusch said:

                    @scottalanmiller said:

                    @anonymous said:

                    @scottalanmiller But it is no firewall is running by default 😞

                    Ah, it is installed but not running.

                    no, it is not installed at all see my above screen shot..

                    and wow that post keeps moving down..

                    Yeah, I htought that you were posting it over and over. Then I realized it just woudn't leave teh bottom . Very odd.

                    did an F5 and it stopped doing that.

                    Yeah, same here. Very weird that we both got the same glitch and it appeared to be on the client side!

                    1 Reply Last reply Reply Quote 0
                    • JaredBuschJ
                      JaredBusch @scottalanmiller
                      last edited by

                      @scottalanmiller said:

                      @anonymous said:

                      @JaredBusch Do you know of anyway to compare the two installs to see what packages are different? It would be interesting to know.

                      rpm -ql >> list

                      On each box. The do a diff on the two lists.

                      [root@testcos7 ~]# rpm -ql
                      rpm: no arguments given for query
                      
                      1 Reply Last reply Reply Quote 0
                      • A
                        Alex Sage @MattSpeller
                        last edited by

                        @MattSpeller I was doing a minimal install from the minimal install media. Regardless, you should get the same result if you do a minimal install from the DVD media. You do not, and this makes me a sad panda.

                        JaredBuschJ 1 Reply Last reply Reply Quote 1
                        • JaredBuschJ
                          JaredBusch @Alex Sage
                          last edited by

                          @anonymous said:

                          @MattSpeller I was doing a minimal install from the minimal install media. Regardless, you should get the same result if you do a minimal install from the DVD media. You do not, and this makes me a sad panda.

                          Once I figure out how to get the package lists I will get the differences for you.

                          A 1 Reply Last reply Reply Quote 0
                          • A
                            Alex Sage @JaredBusch
                            last edited by

                            @JaredBusch

                            yum list installed >> list
                            

                            This works, I just tried it to make sure 😄

                            JaredBuschJ 1 Reply Last reply Reply Quote 0
                            • JaredBuschJ
                              JaredBusch @Alex Sage
                              last edited by

                              @anonymous said:

                              @JaredBusch

                              yum list installed >> list
                              

                              This works, I just tried it to make sure 😄

                              [root@testcos7dvd ~]# diff listdvd listmin
                              5d4
                              < NetworkManager-team.x86_64            1:1.0.6-27.el7                   @anaconda
                              6a6
                              > NetworkManager-wifi.x86_64            1:1.0.6-27.el7                   @anaconda
                              61d60
                              < ebtables.x86_64                       2.0.10-13.el7                    @anaconda
                              74d72
                              < firewalld.noarch                      0.3.9-14.el7                     @anaconda
                              124,125d121
                              < iwl7265-firmware.noarch               22.0.7.0-43.el7                  @anaconda
                              < jansson.x86_64                        2.4-6.el7                        @anaconda
                              170d165
                              < libnl3-cli.x86_64                     3.2.21-10.el7                    @anaconda
                              177d171
                              < libselinux-python.x86_64              2.2.2-6.el7                      @anaconda
                              185d178
                              < libsysfs.x86_64                       2.1.0-16.el7                     @anaconda
                              187d179
                              < libteam.x86_64                        1.17-5.el7                       @anaconda
                              259,260d250
                              < python-slip.noarch                    0.4.0-2.el7                      @anaconda
                              < python-slip-dbus.noarch               0.4.0-2.el7                      @anaconda
                              264d253
                              < rdma.noarch                           7.2_4.1_rc6-1.el7                @anaconda
                              289d277
                              < teamd.x86_64                          1.17-5.el7                       @anaconda
                              [root@testcos7dvd ~]#
                              
                              1 Reply Last reply Reply Quote 0
                              • JaredBuschJ
                                JaredBusch
                                last edited by

                                The Minimal ISO contains this not in the DVD ISO
                                NetworkManager-wifi.x86_64 1:1.0.6-27.el7

                                The DVD ISO contains all of these not in the Minimal ISO.

                                NetworkManager-team.x86_64 1:1.0.6-27.el7
                                ebtables.x86_64 2.0.10-13.el7
                                firewalld.noarch 0.3.9-14.el7
                                iwl7265-firmware.noarch 22.0.7.0-43.el7
                                jansson.x86_64 2.4-6.el7
                                libnl3-cli.x86_64 3.2.21-10.el7
                                libselinux-python.x86_64 2.2.2-6.el7
                                libsysfs.x86_64 2.1.0-16.el7
                                libteam.x86_64 1.17-5.el7
                                python-slip.noarch 0.4.0-2.el7
                                python-slip-dbus.noarch 0.4.0-2.el7
                                rdma.noarch 7.2_4.1_rc6-1.el7
                                teamd.x86_64 1.17-5.el7

                                stacksofplatesS 1 Reply Last reply Reply Quote 1
                                • JaredBuschJ
                                  JaredBusch
                                  last edited by

                                  Installing firewalld catches a bunch of those.

                                  [root@testcos7 ~]# yum install firewalld
                                  Loaded plugins: fastestmirror
                                  Loading mirror speeds from cached hostfile
                                   * base: mirror.sanctuaryhost.com
                                   * extras: mirror-centos.hostingswift.com
                                   * updates: mirror.nexcess.net
                                  Resolving Dependencies
                                  --> Running transaction check
                                  ---> Package firewalld.noarch 0:0.3.9-14.el7 will be installed
                                  --> Processing Dependency: python-slip-dbus for package: firewalld-0.3.9-14.el7.noarch
                                  --> Processing Dependency: ebtables for package: firewalld-0.3.9-14.el7.noarch
                                  --> Running transaction check
                                  ---> Package ebtables.x86_64 0:2.0.10-13.el7 will be installed
                                  ---> Package python-slip-dbus.noarch 0:0.4.0-2.el7 will be installed
                                  --> Processing Dependency: python-slip = 0.4.0-2.el7 for package: python-slip-dbus-0.4.0-2.el7.noarch
                                  --> Running transaction check
                                  ---> Package python-slip.noarch 0:0.4.0-2.el7 will be installed
                                  --> Processing Dependency: libselinux-python for package: python-slip-0.4.0-2.el7.noarch
                                  --> Running transaction check
                                  ---> Package libselinux-python.x86_64 0:2.2.2-6.el7 will be installed
                                  --> Finished Dependency Resolution
                                  
                                  Dependencies Resolved
                                  
                                  ================================================================================================================================
                                   Package                              Arch                      Version                           Repository               Size
                                  ================================================================================================================================
                                  Installing:
                                   firewalld                            noarch                    0.3.9-14.el7                      base                    476 k
                                  Installing for dependencies:
                                   ebtables                             x86_64                    2.0.10-13.el7                     base                    122 k
                                   libselinux-python                    x86_64                    2.2.2-6.el7                       base                    247 k
                                   python-slip                          noarch                    0.4.0-2.el7                       base                     30 k
                                   python-slip-dbus                     noarch                    0.4.0-2.el7                       base                     31 k
                                  
                                  Transaction Summary
                                  ================================================================================================================================
                                  Install  1 Package (+4 Dependent packages)
                                  
                                  Total download size: 907 k
                                  Installed size: 3.5 M
                                  Is this ok [y/d/N]:
                                  
                                  1 Reply Last reply Reply Quote 0
                                  • JaredBuschJ
                                    JaredBusch
                                    last edited by JaredBusch

                                    Then it all works.

                                    [root@testcos7 ~]# systemctl start firewalld
                                    [root@testcos7 ~]# systemctl enable firewalld
                                    [root@testcos7 ~]#
                                    
                                    1 Reply Last reply Reply Quote 0
                                    • JaredBuschJ
                                      JaredBusch
                                      last edited by JaredBusch

                                      So if you follow my guides, you will simply need to add yum -y install firewalld or add firewalld to one of the existing lines where i install packages.

                                      and then add the start and enable commands also.

                                      yum -y install firewalld
                                      systemctl enable firewalld
                                      systemctl start firewalld
                                      
                                      1 Reply Last reply Reply Quote 1
                                      • JaredBuschJ
                                        JaredBusch
                                        last edited by gjacobse

                                        That is annoying as f[moderated] though.

                                        A scottalanmillerS 2 Replies Last reply Reply Quote 2
                                        • A
                                          Alex Sage @JaredBusch
                                          last edited by

                                          @JaredBusch Agreed!

                                          1 Reply Last reply Reply Quote 0
                                          • stacksofplatesS
                                            stacksofplates @JaredBusch
                                            last edited by

                                            @JaredBusch said:

                                            The Minimal ISO contains this not in the DVD ISO
                                            NetworkManager-wifi.x86_64 1:1.0.6-27.el7

                                            The DVD ISO contains all of these not in the Minimal ISO.

                                            NetworkManager-team.x86_64 1:1.0.6-27.el7
                                            ebtables.x86_64 2.0.10-13.el7
                                            firewalld.noarch 0.3.9-14.el7
                                            iwl7265-firmware.noarch 22.0.7.0-43.el7
                                            jansson.x86_64 2.4-6.el7
                                            libnl3-cli.x86_64 3.2.21-10.el7
                                            libselinux-python.x86_64 2.2.2-6.el7
                                            libsysfs.x86_64 2.1.0-16.el7
                                            libteam.x86_64 1.17-5.el7
                                            python-slip.noarch 0.4.0-2.el7
                                            python-slip-dbus.noarch 0.4.0-2.el7
                                            rdma.noarch 7.2_4.1_rc6-1.el7
                                            teamd.x86_64 1.17-5.el7

                                            Why would they include WiFi in the minimal? That doesn't seem to make any sense.

                                            A 1 Reply Last reply Reply Quote 0
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