페이지 이력

목차

Network

Default Network

코드 블럭

linenumbers	true

# brctl show
               root@pnetlab:~# ps auxf | grep -v '\[' | awk '{ print substr($0, 1, 9) substr($0, 65) }'
USER      COMMAND
root      /sbin/init
root      /lib/systemd/systemd-journald
root      /sbin/lvmetad -f
rootSTP 
bridge name  bridge id         /lib/systemd/systemd-udevd
systemd+  /lib/systemd/systemd-timesyncd
systemd+  /lib/systemd/systemd-networkd
systemd+  /lib/systemd/systemd-resolved
root enabled  interfaces
docker0      8000.0242730dda4d  /usr/sbin/irqbalance --foreground
rootno
pnet0      /usr/lib/accountsservice/accounts-daemon
message+  /usr/bin/dbus-daemon --system --address=systemd: --nofork --nopidfile --systemd-activation --syslog-only
root  8000.566f4bf80108  no         /lib/systemd/systemd-logind
rooteth0
pnet1        8000.000000000000  no
pnet2       php /opt/unetlab/scripts/cpulimit_daemon.php > /opt/unetlab/data/Logs/cpulimit.log 2>&1
root 8000.000000000000  no
pnet3       /usr/bin/python3 /usr/bin/networkd-dispatcher --run-startup-triggers
daemon    /usr/sbin/atd -f
root 8000.000000000000  no
pnet4        8000.000000000000  no
pnet5        /usr/bin/lxcfs /var/lib/lxcfs/
root8000.000000000000  no
pnet6        /usr/lib/policykit-1/polkitd --no-debug
root8000.000000000000  no
pnet7       ovsdb-server /etc/openvswitch/conf.db
   8000.000000000000  no
pnet8        8000.000000000000    -vconsole:emer
no
pnet9        8000.000000000000      -vsyslog:err
no
pnet_nat       8000.000000000000  no

Network example Labs on running

코드 블럭

linenumbers	true

# brctl show
       -vfile:info
              --remote=punix:/var/run/openvswitch/db.sock
              --private-key=db:Open_vSwitch,SSL,private_key
  STP 
bridge name  bridge id          enabled  --certificate=db:Open_vSwitch,SSL,certificate
interfaces
docker0      8000.0242730dda4d  no
pnet0      --bootstrap-ca-cert=db:Open_vSwitch,SSL,ca_cert
  8000.566f4bf80108  no       eth0
pnet1   --no-chdir
     8000.000000000000  no
...
pnet_nat       --log-file=/var/log/openvswitch/ovsdb-server.log
8000.000000000000  no
vnet1_1      8000.5e89b0f3aaca  no      --pidfile=/var/run/openvswitch/ovsdb-server.pid vunl11_35
              --detach
root      ovs-vswitchd unix:/var/run/openvswitch/db.sock
              -vconsole:emer
      vunl12_35
vnet1_10     8000.be1960846bc5  no       -vsyslog:err
vunl11_50
                    -vfile:info
                     --mlockall
vunl13_50
vnet1_11     8000.9e3475a9c50e  no       --no-chdirvunl12_34
              --log-file=/var/log/openvswitch/ovs-vswitchd.log
                           --pidfile=/var/run/openvswitch/ovs-vswitchd.pid
vunl14_34
vnet1_12     8000.226a4f0e634b  no       --detach
rootvunl12_50
        /usr/bin/python3 /usr/share/unattended-upgrades/unattended-upgrade-shutdown --wait-for-signal
root         /bin/bash /opt/unetlab/html/store/app/Console/Commands/harddisk_alert
root       \_ sleep 90
root      /usr/local/sbin/guacd -p /var/run/guacd.pid
root      /usr/bin/containerd
rootvunl14_50
vnet1_13      /usr/sbin/qemu-ga --daemonize -m virtio-serial -p /dev/virtio-ports/org.qemu.guest_agent.0
root      /usr/bin/ovs-testcontroller
8000.125d89294c8e  no       vunl10_16
                          --detach
              --pidfile=/var/run/openvswitch/ovs-testcontroller.pid pssl:
 vunl11_0
                --private-key=/etc/openvswitch-testcontroller/privkey.pem
              --certificate=/etc/openvswitch-testcontroller/cert.pem
           vunl1_16
                --ca-cert=/etc/openvswitch-testcontroller/cacert.pem
root      /sbin/agetty -o -p -- \u --noclear tty1 linux
tomcat8   /usr/lib/jvm/default-java/bin/java
         vunl2_16
          -Djava.util.logging.config.file=/var/lib/tomcat8/conf/logging.properties
              -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager
              -Djava.awt.headless=true
   vunl3_16
                -XX:+UseConcMarkSweepGC
              -Djdk.tls.ephemeralDHKeySize=2048
           vunl4_16
   -Djava.protocol.handler.pkgs=org.apache.catalina.webresources
              -Dorg.apache.catalina.security.SecurityListener.UMASK=0027
              -Dignore.endorsed.dirs=
              -classpath /usr/share/tomcat8/bin/bootstrap.jar:/usr/share/tomcat8/bin/tomcat-juli.jarvunl5_16
              -Dcatalina.base=/var/lib/tomcat8
              -Dcatalina.home=/usr/share/tomcat8
             vunl6_16
...

Process

Default Processes

코드 블럭

linenumbers	true

# ps auxf | grep -v '\[' | awk '{ print substr($0, 1, 9) substr($0, 65) }'
USER      COMMAND
root      /sbin/init
root      /lib/systemd/systemd-journald
root      /sbin/lvmetad -f
root      /lib/systemd/systemd-udevd
systemd+  /lib/systemd/systemd-timesyncd
systemd+  /lib/systemd/systemd-networkd
systemd+  /lib/systemd/systemd-resolved
root      /usr/sbin/irqbalance --foreground
root      /usr/lib/accountsservice/accounts-daemon
message+  /usr/bin/dbus-daemon --system --address=systemd: --nofork --nopidfile --systemd-activation --syslog-only
root      /lib/systemd/systemd-logind
root      php /opt/unetlab/scripts/cpulimit_daemon.php > /opt/unetlab/data/Logs/cpulimit.log 2>&1
root      /usr/bin/python3 /usr/bin/networkd-dispatcher --run-startup-triggers
daemon    /usr/sbin/atd -f
root      /usr/bin/lxcfs /var/lib/lxcfs/
root      /usr/lib/policykit-1/polkitd --no-debug
root      ovsdb-server /etc/openvswitch/conf.db
              -vconsole:emer
              -vsyslog:err
              -vfile:info
              --remote=punix:/var/run/openvswitch/db.sock
              --private-key=db:Open_vSwitch,SSL,private_key
              --certificate=db:Open_vSwitch,SSL,certificate
              --bootstrap-ca-cert=db:Open_vSwitch,SSL,ca_cert
              --no-chdir
              --log-file=/var/log/openvswitch/ovsdb-server.log
              --pidfile=/var/run/openvswitch/ovsdb-server.pid
              --detach
root      ovs-vswitchd unix:/var/run/openvswitch/db.sock
              -vconsole:emer
              -vsyslog:err
              -vfile:info
              --mlockall
              --no-chdir
              --log-file=/var/log/openvswitch/ovs-vswitchd.log
              --pidfile=/var/run/openvswitch/ovs-vswitchd.pid
              --detach
root      /usr/bin/python3 /usr/share/unattended-upgrades/unattended-upgrade-shutdown --wait-for-signal
root      /bin/bash /opt/unetlab/html/store/app/Console/Commands/harddisk_alert
root       \_ sleep 90
root      /usr/local/sbin/guacd -p /var/run/guacd.pid
root      /usr/bin/containerd
root      /usr/sbin/qemu-ga --daemonize -m virtio-serial -p /dev/virtio-ports/org.qemu.guest_agent.0
root      /usr/bin/ovs-testcontroller
              --detach
              --pidfile=/var/run/openvswitch/ovs-testcontroller.pid pssl:
              --private-key=/etc/openvswitch-testcontroller/privkey.pem
              --certificate=/etc/openvswitch-testcontroller/cert.pem
              --ca-cert=/etc/openvswitch-testcontroller/cacert.pem
root      /sbin/agetty -o -p -- \u --noclear tty1 linux
tomcat8   /usr/lib/jvm/default-java/bin/java
              -Djava.util.logging.config.file=/var/lib/tomcat8/conf/logging.properties
              -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager
              -Djava.awt.headless=true
              -XX:+UseConcMarkSweepGC
              -Djdk.tls.ephemeralDHKeySize=2048
              -Djava.protocol.handler.pkgs=org.apache.catalina.webresources
              -Dorg.apache.catalina.security.SecurityListener.UMASK=0027
              -Dignore.endorsed.dirs=
              -classpath /usr/share/tomcat8/bin/bootstrap.jar:/usr/share/tomcat8/bin/tomcat-juli.jar
              -Dcatalina.base=/var/lib/tomcat8
              -Dcatalina.home=/usr/share/tomcat8
              -Djava.io.tmpdir=/tmp/tomcat8-tomcat8-tmp org.apache.catalina.startup.Bootstrap start
uml-net   /usr/bin/uml_switch -unix /var/run/uml-utilities/uml_switch.ctl
root      /usr/sbin/apache2 -k start
www-data   \_ /usr/sbin/apache2 -k start
www-data   \_ /usr/sbin/apache2 -k start
root      /bin/bash /opt/unetlab/html/store/app/Console/Commands/harddisk_limit
root       \_ sleep 60
root      /bin/bash /opt/unetlab/html/store/app/Console/Commands/process_limit
root       \_ sleep 30
root      /lib/systemd/systemd --user
root       \_ (sd-pam)
syslog    /usr/sbin/rsyslogd -n
root      /usr/sbin/cron -f
root       \_ /usr/sbin/CRON -f
root           \_ /bin/sh -c /usr/bin/php /opt/unetlab/html/store/artisan keepalive 2>&1
root               \_ /usr/bin/php /opt/unetlab/html/store/artisan keepalive
mysql     /usr/sbin/mysqld --daemonize --pid-file=/run/mysqld/mysqld.pid

Dynamips

코드 블럭

linenumbers	true

# ps auxf | grep -v '\[' | awk '{ print substr($0, 1, 9) substr($0, 65) }'
USER      COMMAND
unl1      /opt/unetlab/wrappers/iol_wrapper -D 1 -S 1 -P 30001 -t R1 
                  -F /opt/unetlab/tmp/1/1/i86bi_linux-adventerprisek9-ms.154-1.T_AntiGNS3.bin 
                  -d 0 -e 1 -s 0 -Djava.io.tmpdir=/tmp/tomcat8-tomcat8-tmp org.apache.catalina.startup.Bootstrap start
uml-net   /usr/bin/uml_switch -unix /var/run/uml-utilities/uml_switch.ctl
root-- -n 1024 -q -m 512 -c startup-config
unl1       \_ /opt/unetlab/wrappers/iol_wrapper ...
unl1      /usr/sbin/apache2 -k start
www-data   \_ /usr/sbin/apache2sh -k start
www-data   \_ /usr/sbin/apache2 -k start
rootc LD_LIBRARY_PATH=/opt/unetlab/addons/iol/lib 
         /bin/bash /opt/unetlab/html/store/app/Console/Commands/harddisk_limit
root       \_ sleep 60
root      /bin/bash /opt/unetlab/html/store/app/Console/Commands/process_limit
root...GNS3.bin 
             \_ sleep 30
root      /lib/systemd/systemd --user
root    -e 1 -s \_0 (sd-pam)
unl1      /opt/unetlab/wrappers/iol_wrapper 
-n 1024 -q -m 512 -c startup-config 1
unl1               \_ /opt/...GNS3.bin ...

30001 은 Telnet 포트임. 웹 UI 에서 노드를 클릭하면, EVE-NG Client Pack이 로컬에서 다음 명령을 실행해 접속함

코드 블럭

linenumbers	true

telnet pnet.kreonet.net 30001

VPC

Virtual PC Simulator

코드 블럭

linenumbers	true

# ps auxf | grep -v '\[' | awk '{ print substr($0, 1, 9) substr($0, 65) }'
USER-D 1 -S 1 -P 30001 -t R1 
              -F /opt/unetlab/tmp/1/1/i86bi_linux-adventerprisek9-ms.154-1.T_AntiGNS3.bin 
      COMMAND
root      /opt/vpcsu/bin/vpcs -m 15 -dN 0VPC -ei 1 -sp 030015 -e - -n 1024 -qd vunl15_0
root       \_ /opt/vpcsu/bin/vpcs -m 15 1024-N -cVPC startup-config
unl1i 1 -p 30015 -e -d  \_vunl15_0

30015 는 Telnet 포트임

코드 블럭

linenumbers	true

# /opt/unetlabvpcsu/wrappersbin/vpcs -v
Welcome to Virtual PC Simulator, version 1.0 (0.8c)
Dedicated to Daling.
Build time: Dec 31 2016 01:22:17
Copyright (c) 2007-2015, Paul Meng (mirnshi@gmail.com)
All rights reserved.

Docker

코드 블럭

linenumbers	true

# docker ps -a
CONTAINER ID   IMAGEiol_wrapper ...
unl1           \_ sh -c LD_LIBRARY_PATH=/opt/unetlab/addons/iol/lib 
                      /opt/unetlab/tmp/1/1/i86bi_linux-adventerprisek9-ms.154-1.T_AntiGNS3.bin
                COMMAND      -e 1 -s 0  -n 1024 -q -m 1024 -c startup-config 1
unl1CREATED          STATUS        \_ /opt/unetlab/tmp/1/1/i86bi_linux-adventerprisek9-ms.154-1.T_AntiGNS3.bin ...
unl2 PORTS      /opt/unetlab/wrappers/iol_wrapper 
       NAMES
e671d651bc36   pnetlab/linux-desktop:latest    -D 2 -S 2 -P 30002 -t R2 
              -F /opt/unetlab/tmp/1/2/i86bi_linux-adventerprisek9-ms.154-1.T_AntiGNS3.bin 
        "/start.sh bash"   23 minutes ago   Up 23 minutes   80/tcp, 3389/tcp   docker16

root@pnetlab:~# ps auxf | grep -v '\[' | awk '{ print substr($0, 1, 9) substr($0, 65) }'
USER      -dCOMMAND
root 0 -e 1 -s 0 -- -n 1024 -q -m 1024 -c startup-config
unl2 /usr/bin/containerd-shim-runc-v2 -namespace moby -id e671d651bc36 -address /run/containerd/containerd.sock
root       \_ /opt/unetlab/wrappers/iol_wrapper ...
unl2bash
root       |    \_ sh -c LD_LIBRARY_PATH=/opt/unetlab/addons/iol/lib 
xrdp
root       |   \_ xrdp-sesman
root       \_ /bin/bash
root      sudo /opt/unetlab/tmp/1/2/i86bi_linux-adventerprisek9-ms.154-1.T_AntiGNS3.bin
       wrappers/docker_wrapper -P 30016 -t Docker -p 16 -c /bin/bash
root       \_ ...
root       -e 1 -s 0  -n 1024 -q -m 1024 -c startup-config 2
unl2\_ ...
root               \_ sh -c ssh root@localhost \_-i /optroot/unetlab/tmp/1/2/i86bi_linux-adventerprisek9-ms.154-1.T_AntiGNS3.bin ...
unl3.ssh/id_rsa_dy -o StrictHostKeyChecking=no 
                  /opt/unetlab/wrappers/iol_wrapper 
           -tt 'export  -D 3 -S 3 -P 30003 -t R3 
TERM=ansi&&docker -H=tcp://127.0.0.1:4243 exec -ti docker16 /bin/bash'
root                   \_ ...

docker_wrapper 는 웹 UI 에서 노드를 클릭하면 생성됨. docker의 interactive bash shell 을 telnet 30016 로 포워딩 함

QEMU

코드 블럭

# ps auxf | grep -F /opt/unetlab/tmp/1/3/i86bi_linux-adventerprisek9-ms.154-1.T_AntiGNS3.bin 
              -d 0 -e 1 -s 0 -- -n 1024 -q -m 1024 -c startup-config
unl3v '\[' | awk '{ print substr($0, 1, 15) substr($0, 65) }'
USER       PID  COMMAND
root     12974  /opt/qemu-2.12.0/bin/qemu-system-x86_64
          \_ /opt/unetlab/wrappers/iol_wrapper ...
unl3           \_ sh-device -c LD_LIBRARY_PATH=/opt/unetlab/addons/iol/lib 
virtio-net-pci,netdev=net0,mac=50:4c:ef:00:11:00
                        /opt/unetlab/tmp/1/3/i86bi_linux-adventerprisek9-ms.154-1.T_AntiGNS3.bin-netdev tap,id=net0,ifname=vunl17_0,script=no
                      -e 1 -svnc :24117
 0  -n 1024 -q -m 1024 -c startup-config 3
unl3               \_ -chardev socket,id=monitor,path=/opt/unetlab/tmp/1/3/i86bi_linux-adventerprisek9-ms.154-1.T_AntiGNS3.bin ...
unl4 17/monitor.sock,server,nowait
     /opt/unetlab/wrappers/iol_wrapper 
                   -D 4 -S 4 -P 30004 -t R4 
monitor chardev:monitor
                       -F /opt/unetlab/tmp/1/4/i86bi_linux-adventerprisek9-ms.154-1.T_AntiGNS3.bin -smp 2
              -d 0 -e 1 -s 0 -- -n 1024 -q -m 10244096
 -c startup-config
unl4       \_ /opt/unetlab/wrappers/iol_wrapper ...
unl4           \_ sh -c LD_LIBRARY_PATH=/opt/unetlab/addons/iol/lib 
name Linux
                        /opt/unetlab/tmp/1/4/i86bi_linux-adventerprisek9-ms.154-1.T_AntiGNS3.bin-uuid 5b2e66a0-df69-43d0-b36f-c6a1362d289d
                      -e 1 -s 0  -n 1024 -q -m 1024 -c startup-config 4
unl4drive file=virtioa.qcow2,if=virtio,bus=0,unit=0,cache=none
                       \_ /opt/unetlab/tmp/1/4/i86bi_linux-adventerprisek9-ms.154-1.T_AntiGNS3.bin ...
root-machine type=pc,accel=kvm
        /opt/vpcsu/bin/vpcs -m 5 -N VPC -i 1 -p 30005 -e -d vunl5_0
root     -vga virtio
 \_ /opt/vpcsu/bin/vpcs -m 5 -N VPC -i 1 -p 30005 -e -d vunl5_0
root      /opt/vpcsu/bin/vpcs -m 6 -N VPC1 -iusbdevice tablet
 1 -p 30006 -e -d vunl6_0
root       \_ /opt/vpcsu/bin/vpcs -m 6 -N VPC1 -i 1 -p 30006 -e -d vunl6_0
root      /opt/vpcsu/bin/vpcs -m 7 -N VPC2 -i 1 -p 30007 -e -d vunl7_0
root       \_ /opt/vpcsu/bin/vpcs -m 7 -N VPC2 -i 1 -p 30007 -e -d vunl7_0
syslog    /usr/sbin/rsyslogd -n
root      /usr/sbin/cron -f
root       \_ /usr/sbin/CRON -f
root   boot order=cd

# netstat -anp | grep 12974
tcp    0    0 0.0.0.0:30017    0.0.0.0:*    LISTEN    12974/qemu-system-x

30017는 VNC 포트임. QEMU 에뮬레이터에서 vnc 옵션이 :24117 인데, 이는 30017포트(5900+24117)로 해당 VM의 디스플레이를 VNC로 제공하겠다는 뜻임.

코드 블럭

# man qemu-system-x86_64
-vnc display
     host:d
        TCP connections will only be allowed from host on display d. 
        \_ /bin/sh -c /usr/bin/php /opt/unetlab/html/store/artisan keepalive 2>&1
root       By convention the TCP port is 5900+ d. Optionally, host can be omitted 
        \_ /usr/bin/php /opt/unetlab/html/store/artisan keepalive
mysql     /usr/sbin/mysqld --daemonize --pid-file=/run/mysqld/mysqld.pidin which case the server will accept connections from any host.

페이지 트리

버전 비교

이전 버전 1

새 버전 2

키

Network

Default Network

Network example Labs on running

Process

Default Processes

Dynamips

VPC

Docker

QEMU