On Thu, Jul 09, 2015 at 01:24:50PM +0200, Valerio Mariani wrote: > Dear All, > > please forgive me if my question is too basic, but I am relatively > new to the world of lxc containers. > > With LXD/LXC I downloaded a centos6 amd64 image on my laptop, I made a > container out of it, installing additional software within the > container. All works perfectly. I would like now to use this container > also on my desktop, where I am also running LXD/LXC, without spending > time to create it again. > > Initially I looked for an export/import command for containers, but > could not find any. I then thought of copying the container between lxd > instances using 'lxc copy'. > > I added my desktop lxd server to my laptop remotes with 'lxc remote > add', then I added a localhost "remote" with 'lxc remote add localhost > localhost'.... > > I finally tried to launch 'lxc copy localhost:centos6-psana > IntelNUC:centos6-psana' where IntelNUC is my desktop and centos6-psana > is the container I am trying to copy. > However, I got an error, saying: > error: websocket: bad handshake
You're probably hitting: https://github.com/lxc/lxd/issues/598 if you re-add the remote as 'http://$the_ip' instead of 'http://localhost' it should work. Tycho > Both lxd instances are version 0.13 and they both run on Ubuntu 15.04 > systems kept up to date, and on both of them I am using the lxd stable ppa. > > Launching the command with the debug option gave me the following output: > > 2015/07/08 00:54:51 fingering the daemon > 2015/07/08 00:54:51 raw response: > {"type":"sync","status":"Success","status_code":200,"metadata":{"api_compat":1,"auth":"trusted","config":{"core.trust_password":true},"environment":{"backing_fs":"btrfs","driver":"lxc","kernel_version":"3.19.0-21-generic","lxc_version":"1.1.2","lxd_version":"0.12"}}} > 2015/07/08 00:54:51 pong received > 2015/07/08 00:54:51 raw response: > {"type":"sync","status":"Success","status_code":200,"metadata":{"name":"centos6-psana","profiles":["default"],"config":{"volatile.baseImage":"afae698680fcf11b915cc3b6f06b3af6c085a59efa4b368b80ddcf9d66b73e3d","volatile.eth0.hwaddr":"00:16:3e:a9:ae:26"},"expanded_config":{"volatile.baseImage":"afae698680fcf11b915cc3b6f06b3af6c085a59efa4b368b80ddcf9d66b73e3d","volatile.eth0.hwaddr":"00:16:3e:a9:ae:26"},"userdata":"","status":{"status":"STOPPED","status_code":1,"init":0,"ips":null},"devices":{},"expanded_devices":{"eth0":{"hwaddr":"00:16:3e:a9:ae:26","nictype":"bridged","parent":"lxcbr0","type":"nic"}},"ephemeral":false,"log":""}} > 2015/07/08 00:54:53 fingering the daemon > 2015/07/08 00:54:53 raw response: > {"type":"sync","status":"Success","status_code":200,"metadata":{"api_compat":1,"auth":"trusted","config":{"core.trust_password":true},"environment":{"backing_fs":"btrfs","driver":"lxc","kernel_version":"3.19.0-21-generic","lxc_version":"1.1.2","lxd_version":"0.12"}}} > 2015/07/08 00:54:53 pong received > 2015/07/08 00:54:53 raw response: > {"type":"sync","status":"Success","status_code":200,"metadata":["/1.0/profiles/default"]} > 2015/07/08 00:54:53 posting {"migration":true} > to https://localhost:8443/1.0/containers/centos6-psana > 2015/07/08 00:54:53 raw response: > {"type":"async","status":"OK","status_code":100,"operation":"/1.0/operations/a2fa7579-f692-491f-8570-b0d47b510ffb","resources":null,"metadata":{"control":"5e2c8e9ef3bc64d665e660fc48b0b381e3dc929f073336cc6a4e77a6ad8734e7","fs":"a703f1fe7570d30dd2da486370a42bc61fc7f47e40b4a4f93c4f2e69ab01ba2d"}} > 2015/07/08 00:54:53 posting > {"config":{},"name":"centos6-psana","profiles":["default"],"source":{"base-image":"afae698680fcf11b915cc3b6f06b3af6c085a59efa4b368b80ddcf9d66b73e3d","mode":"pull","operation":"wss://localhost:8443/1.0/operations/a2fa7579-f692-491f-8570-b0d47b510ffb/websocket","secrets":{"control":"5e2c8e9ef3bc64d665e660fc48b0b381e3dc929f073336cc6a4e77a6ad8734e7","fs":"a703f1fe7570d30dd2da486370a42bc61fc7f47e40b4a4f93c4f2e69ab01ba2d"},"type":"migration"}} > to https://192.168.1.101:8443/1.0/containers > 2015/07/08 00:55:03 raw response: > {"type":"async","status":"OK","status_code":100,"operation":"/1.0/operations/45c6a173-457e-4e04-a8d5-eea6a3324995","resources":{"containers":["/1.0/containers/centos6-psana"]},"metadata":null} > 2015/07/08 00:55:03 1.0/operations/45c6a173-457e-4e04-a8d5-eea6a3324995/wait > 2015/07/08 00:55:04 raw response: > {"type":"sync","status":"Success","status_code":200,"metadata":{"created_at":"2015-07-08T00:55:03.272451527+02:00","updated_at":"2015-07-08T00:55:04.147281945+02:00","status":"Failure","status_code":400,"resources":{"containers":["/1.0/containers/centos6-psana"]},"metadata":"websocket: > bad handshake","may_cancel":false}} > 2015/07/08 00:55:04 Error caught in main: *errors.errorString > error: websocket: bad handshake > > Am I doing something wrong? Or is 'lxc copy' the wrong way of making a > copy of a container on a different machine? > > Thank you for your help > > Valerio > _______________________________________________ > lxc-users mailing list > [email protected] > http://lists.linuxcontainers.org/listinfo/lxc-users _______________________________________________ lxc-users mailing list [email protected] http://lists.linuxcontainers.org/listinfo/lxc-users
