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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: A light VM for testing Xen.
Thank you Charles. I did: $ sudo iptables --table nat -A POSTROUTING --out-interface enp0s3 -j MASQUERADE $ sudo xl create /etc/xen/test.cfg Parsing config from /etc/xen/test.cfg $ sudo xl list Name ID Mem VCPUs State Time(s) Domain-0 0 875 2 r----- 735.4 test 2 128 1 -b---- 3.5 And I can ping the IP address: $ ping 10.0.0.60 PING 10.0.0.60 (10.0.0.60) 56(84) bytes of data. 64 bytes from 10.0.0.60: icmp_seq=1 ttl=64 time=0.555 ms 64 bytes from 10.0.0.60: icmp_seq=2 ttl=64 time=0.470 ms After launched the VM: $ sudo ifconfig enp0s3: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 10.0.2.15 netmask 255.255.255.0 broadcast 10.0.2.255 inet6 fe80::8ffb:e4c9:5210:321d prefixlen 64 scopeid 0x20<link> ether 08:00:27:fb:61:95 txqueuelen 1000 (Ethernet) RX packets 4284 bytes 1137645 (1.1 MB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 2911 bytes 348994 (348.9 KB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536 inet 127.0.0.1 netmask 255.0.0.0 inet6 ::1 prefixlen 128 scopeid 0x10<host> loop txqueuelen 1000 (Local Loopback) RX packets 195 bytes 19277 (19.2 KB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 195 bytes 19277 (19.2 KB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 vif4.0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 ether fe:ff:ff:ff:ff:ff txqueuelen 32 (Ethernet) RX packets 8 bytes 536 (536.0 B) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 5 bytes 716 (716.0 B) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 xenbr0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 10.0.0.1 netmask 255.255.255.0 broadcast 10.0.0.255 inet6 fe80::943e:b1ff:fe57:3da7 prefixlen 64 scopeid 0x20<link> ether fe:ff:ff:ff:ff:ff txqueuelen 1000 (Ethernet) RX packets 29 bytes 1872 (1.8 KB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 71 bytes 10052 (10.0 KB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 But VM can't boot: https://paste.ubuntu.com/p/HbNhbxX59Z/ Why? On Tuesday, December 29, 2020, 01:44:47 PM GMT+3:30, Charles Gonçalves <charles.fg@xxxxxxxxx> wrote: Hey Jason, It's on /etc/network/interfaces But, next time asking in this list, try first looking into the main references out there https://wiki.xenproject.org/wiki/Xen_Project_Beginners_Guide https://help.ubuntu.com/community/Xen Atenciosamente, Charles Ferreira Gonçalves On Tue, Dec 29, 2020 at 9:10 AM Jason Long <hack3rcon@xxxxxxxxx> wrote: > Any idea? > > > > > > > On Tuesday, December 29, 2020, 12:25:34 AM GMT+3:30, Jason Long > <hack3rcon@xxxxxxxxx> wrote: > > > > > > Thanks. > Write: > > auto xenbr0 > iface xenbr0 inet static > bridge_ports none > bridge_stp no > address 10.0.0.1 # or 192.168.1.1 > netmask 255.255.255.0 # or 255.255.255.0 > network 10.0.0.0 # 192.168.1.0 > broadcast 10.0.0.255 # 192.168.1.255 > ... > In which file? > > > > > > > On Tuesday, December 29, 2020, 12:11:58 AM GMT+3:30, Charles Gonçalves > <charles.fg@xxxxxxxxx> wrote: > > > > > > Did you setup a bridge? > > > Assuming a debian like dist: > > # Xen bridge - you can also use the 192.168.0.0 > auto xenbr0 > iface xenbr0 inet static > bridge_ports none > bridge_stp no > address 10.0.0.1 # or 192.168.1.1 > netmask 255.255.255.0 # or 255.255.255.0 > network 10.0.0.0 # 192.168.1.0 > broadcast 10.0.0.255 # 192.168.1.255 > # if needed setup nameserver approprietaly > # dns-nameserver 193.136.212.1 > > > then: > > #sudo sysctl -w net.ipv4.ip_forward=1 also edit /etc/sysctl.conf > sudo sysctl -w net.ipv4.ip_forward=1 > > sudo iptables -A FORWARD --in-interface xenbr0 -j ACCEPT > sudo iptables --table nat -A POSTROUTING --out-interface XXXX -j MASQUERADE > > sudo apt-get install iptables-persistent > sudo /etc/init.d/iptables-persistent save > sudo /etc/init.d/iptables-persistent reload > > # Inside the Gest: > ifconfig eth0 10.0.0.2 up > route add default gw 10.0.0.1 > > > > > Atenciosamente, > Charles Ferreira Gonçalves > > > > On Mon, Dec 28, 2020 at 8:30 PM Jason Long <hack3rcon@xxxxxxxxx> wrote: >> >> Thank you. >> I used "xl create /etc/xen/test.cfg" and got below error: >> >> $ sudo xl create /etc/xen/test.cfg >> Parsing config from /etc/xen/test.cfg >> libxl: error: libxl_exec.c:117:libxl_report_child_exitstatus: >> /etc/xen/scripts/vif-bridge online [176788] exited with error status 1 >> libxl: error: libxl_device.c:1286:device_hotplug_child_death_cb: script: >> Could not find bridge device xenbr0 >> libxl: error: libxl_create.c:1519:domcreate_attach_devices: Domain 3:unable >> to add vif devices >> libxl: error: libxl_exec.c:117:libxl_report_child_exitstatus: >> /etc/xen/scripts/vif-bridge offline [176854] exited with error status 1 >> libxl: error: libxl_device.c:1286:device_hotplug_child_death_cb: script: >> Could not find bridge device xenbr0 >> libxl: error: libxl_domain.c:1034:libxl__destroy_domid: Domain >> 3:Non-existant domain >> libxl: error: libxl_domain.c:993:domain_destroy_callback: Domain 3:Unable to >> destroy guest >> libxl: error: libxl_domain.c:920:domain_destroy_cb: Domain 3:Destruction of >> domain failed >> >> >> I changed config as below: >> >> vif=['10.0.0.60,script=vif-route'] >> >> And added below lines to "/etc/xen/xend-config.sxp" file: >> (network-script network-route) >> (vif-script vif-route) >> >> Then commented out below line in "xl.conf" file: >> vif.default.script="vif-route" >> >> But, I got below error: >> >> $ sudo xl create /etc/xen/test.cfg >> Parsing config from /etc/xen/test.cfg >> libxl: error: libxl_exec.c:117:libxl_report_child_exitstatus: >> /etc/xen/scripts/vif-route online [286618] exited with error status 1 >> libxl: error: libxl_device.c:1286:device_hotplug_child_death_cb: script: >> /etc/xen/scripts/vif-route failed; error detected. >> libxl: error: libxl_create.c:1519:domcreate_attach_devices: Domain 5:unable >> to add vif devices >> libxl: error: libxl_exec.c:117:libxl_report_child_exitstatus: >> /etc/xen/scripts/vif-route offline [286702] exited with error status 1 >> libxl: error: libxl_device.c:1286:device_hotplug_child_death_cb: script: >> /etc/xen/scripts/vif-route failed; error detected. >> libxl: error: libxl_domain.c:1034:libxl__destroy_domid: Domain >> 5:Non-existant domain >> libxl: error: libxl_domain.c:993:domain_destroy_callback: Domain 5:Unable to >> destroy guest >> libxl: error: libxl_domain.c:920:domain_destroy_cb: Domain 5:Destruction of >> domain failed >> >> How can I solve it? >> >> >> >> On Monday, December 28, 2020, 04:32:06 PM GMT+3:30, Charles Gonçalves >> <charles.fg@xxxxxxxxx> wrote: >> >> >> >> >> >> I think that you need to read the documentation about setup the bridge, and >> the xl tool... Those are prerequisite for the commands that I send to you >> >> On Mon, Dec 28, 2020, 12:20 Jason Long <hack3rcon@xxxxxxxxx> wrote: >> > Thank you. >> > I did that command and logs are: >> > https://paste.ubuntu.com/p/x2BpZfHSh7/ >> > https://paste.ubuntu.com/p/nVk5tXb2zk/ >> > >> > Is everything OK? How can I launch my VM? >> > >> > >> > >> > >> > On Monday, December 28, 2020, 12:30:50 AM GMT+3:30, Charles Gonçalves >> > <charles.fg@xxxxxxxxx> wrote: >> > >> > >> > >> > >> > >> > You can use xen-tools to create a small server >> > >> > In a Debian based distro: >> > >> > sudo apt install -y lvm2 debootstrap libconfig-inifiles-perl >> > libdata-validate-domain-perl libdata-validate-ip-perl >> > libdata-validate-uri-perl libfile-slurp-perl libfile-which-perl >> > libsort-versions-perl libterm-ui-perl libtext-template-perl openssh-client >> > perl debian-archive-keyring rinse libtest-notabs-perl >> > >> > git clone https://github.com/xen-tools/xen-tools.git >> > cd xen-tools >> > make install >> > >> > xen-create-image --hostname=test \ >> > --ip=10.0.0.60 \ >> > --broadcast=10.0.0.255 \ >> > --gateway=10.0.0.1 \ >> > --netmask=255.255.255.0 \ >> > --memory=128mb \ >> > --dir=/var/tpcv/xen_images \ >> > --dist=trusty >> > >> > >> > Obviously you should replace the values for your network environment >> > >> > >> > On Sun, Dec 27, 2020, 20:23 Jason Long <hack3rcon@xxxxxxxxx> wrote: >> >> Hello, >> >> I want to test my Xen to be sure it's working properly. Any pre-build >> >> light VM? >> >> >> >> Thank you. >> >> >> >> >> > >> > >
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