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Diffstat (limited to 'docs')
| -rw-r--r-- | docs/usecases/container_test.rst | 144 |
1 files changed, 75 insertions, 69 deletions
diff --git a/docs/usecases/container_test.rst b/docs/usecases/container_test.rst index 8ad6285f8ed..9fd4bc0c5db 100644 --- a/docs/usecases/container_test.rst +++ b/docs/usecases/container_test.rst @@ -13,11 +13,8 @@ scenario. OS / Distro test results ------------------------ -This setup has been tested on an Ubuntu 18.04 LTS system. If you’re -feeling adventurous, the same scenario also worked on a recent Ubuntu -20.04 “preview” daily build. - -Other distros may work fine, or not at all. +This setup has been tested on Ubuntu 18.04 - 22.04 LTS systems. Other +distros may work fine, or not at all. Proxy Server ------------ @@ -113,6 +110,7 @@ containers, run vpp without installing it, etc. type: disk name: default + Set up the network configurations --------------------------------- @@ -127,20 +125,20 @@ and host configuration: :: - config: - ipv4.address: 10.26.68.1/24 - ipv4.dhcp.ranges: 10.26.68.10-10.26.68.50 - ipv4.nat: "true" - ipv6.address: none - ipv6.nat: "false" - description: "" - name: internet - type: bridge - used_by: - managed: true - status: Created - locations: - - none + config: + ipv4.address: 10.26.68.1/24 + ipv4.dhcp.ranges: 10.26.68.10-10.26.68.50 + ipv4.nat: "true" + ipv6.address: none + ipv6.nat: "false" + description: "" + name: internet + type: bridge + used_by: + managed: true + status: Created + locations: + - none Repeat the process with the “respond” and “initiate” networks, using these configurations: @@ -183,7 +181,6 @@ initiate network configuration managed: true status: Created locations: - - none Create a “master” container image --------------------------------- @@ -195,7 +192,7 @@ Make sure that e.g. public key auth ssh works. :: - # lxd launch ubuntu:18.04 respond + # lxd launch ubuntu:22.04 respond <spew> # lxc exec respond bash respond# cd /scratch/my-vpp-workspace @@ -228,9 +225,9 @@ container image is fully set up before you help it have children: Install handy script -------------------- -See below for a handy script which executes lxc commands across the -current set of running containers. I call it “lxc-foreach,” feel free to -call the script Ishmael if you like. +See below for a handy host script which executes lxc commands across +the current set of running containers. I call it “lxc-foreach,” feel +free to call the script Ishmael if you like. Examples: @@ -251,36 +248,44 @@ Here’s the script: :: - #!/bin/bash + #!/bin/bash + + set -u + export containers="respond initiate initiatehost respondhost" + + if [ x$1 = "x" ] ; then + echo missing command + exit 1 + fi + + if [ $1 = "ssh" ] ; then + for c in $containers + do + + inet=`lxc info $c | grep 10.38.33 | sed "s/.*inet://" | sed "s/\/24.*//" | tr -d " "` + if [ x$inet != "x" ] ; then + gnome-terminal --title "$c(ssh)" --command "/usr/bin/ssh -Y root@$inet" + fi + done + exit 0 + fi + + for c in $containers + do + inet=`lxc info $c | grep 10.38.33 | sed "s/.*inet://" | sed "s/\/24.*//" | tr -d " "` + if [ x$1 = "xstart" ] ; then + echo Starting $c + lxc start $c + elif [ x$1 = "xstop" ] ; then + echo Stopping $c + lxc stop $c + elif [ x$inet != "x" ] ; then + echo lxc $1 $c + lxc $1 $c + fi + done - set -u - export containers="respond respondhost initiate initiatehost dhcpserver" - - if [ x$1 = "x" ] ; then - echo missing command - exit 1 - fi - - if [ $1 = "ssh" ] ; then - for c in $containers - do - inet=`lxc info $c | grep eth0 | grep -v inet6 | head -1 | cut -f 3` - if [ x$inet = "x" ] ; then - echo $c not started - else - gnome-terminal --command "/usr/bin/ssh $inet" - fi - done - exit 0 - fi - - for c in $containers - do - echo lxc $1 $c - lxc $1 $c - done - - exit 0 + exit 0 Test topology ------------- @@ -289,24 +294,25 @@ Finally, we’re ready to describe a test topology. First, a picture: :: - ===+======== management lan/bridge lxdbr0 (dhcp) ===========+=== - | | | - | | | - | | | - v | v - eth0 | eth0 - +------+ eth1 eth1 +------+ + ===+======== management lan/bridge lxdbr0 (dhcp) ==============+=== + | | | + | | | + | | | + v | v + eth0 | eth0 + +---------+ eth1 eth1 +----------+ | respond | 10.26.88.100 <= internet bridge => 10.26.88.101 | initiate | - +------+ +------+ + +---------+ +----------+ eth2 / bvi0 10.166.14.2 | 10.219.188.2 eth3 / bvi0 - | | | - | ("respond" bridge) | ("initiate" bridge) | - | | | - v | v - eth2 10.166.14.3 | eth3 10.219.188.3 - +----------+ | +----------+ - | respondhost | | | respondhost | - +----------+ | +----------+ + | | | + | ("respond" bridge) | ("initiate" bridge) | + | | | + v | v + eth2 10.166.14.3 | eth3 10.219.188.3 + +-------------+ | +-------------+ + | respondhost | | | respondhost | + +-------------+ | +-------------+ + v eth0 (management lan) <========+========> eth0 (management lan) Test topology discussion |