Re: [ovirt-devel] oVirt Cloud-init

Still no change... myoung  dev    ~  repos  github  vagrant-ovirt4  feature/gh65  ✎  $  vagrant up You appear to be running Vagrant outside of the official installers. Note that the installers are what ensure that Vagrant has all required dependencies, and Vagrant assumes that these dependencies exist. By running outside of the installer environment, Vagrant may not function properly. To remove this warning, install Vagrant using one of the official packages from vagrantup.com. Bringing machine 'default' up with 'ovirt4' provider... ==> default: Creating VM with the following settings... ==> default: -- Name: testing ==> default: -- Cluster: Default ==> default: -- Template: vagrant-centos7 ==> default: -- Console Type: vnc ==> default: -- Memory: ==> default: ---- Memory: 2048 MB ==> default: ---- Maximum: 2048 MB ==> default: ---- Guaranteed: 2048 MB ==> default: -- Cpu: ==> default: ---- Cores: 2 ==> default: ---- Sockets: 1 ==> default: ---- Threads: 1 ==> default: -- Cloud-Init: false ==> default: Waiting for VM to become "ready" to start... ==> default: Starting VM. From: /home/myoung/repos/github/vagrant-ovirt4/lib/vagrant-ovirt4/action/start_vm.rb @ line 79 VagrantPlugins::OVirtProvider::Action::StartVM#call: 74: vm_configuration[:initialization][:dns_search] = iface_options[:dns_search] unless iface_options[:dns_search].nil? 75: 76: require 'pry' 77: binding.pry 78: => 79: machine.start( 80: use_cloud_init: true, 81: vm: vm_configuration 82: ) 83: 84: @app.call(env) [1] pry(#<VagrantPlugins::OVirtProvider::Action::StartVM>)> vm_configuration => {:initialization=> {:host_name=>"testing", :nic_configurations=>[{:name=>"eth0", :on_boot=>true, :boot_protocol=>"static", :ip=>{:version=>"v4", :address=>"192.168.2.120", :gateway=>"192.168.2.1", :netmask=>"255.255.255.0"}}], :custom_script=>nil, :dns_servers=>"192.168.2.1", :dns_search=>"test.local"}} [2] pry(#<VagrantPlugins::OVirtProvider::Action::StartVM>)> ==> default: Waiting for VM to get an IP address... ==> default: Machine is booted and ready for use! ==> default: Rsyncing folder: /home/myoung/repos/github/vagrant-ovirt4/ => /vagrant ==> default: Setting hostname... default: default: Vagrant insecure key detected. Vagrant will automatically replace default: this with a newly generated keypair for better security. default: default: Inserting generated public key within guest... default: Removing insecure key from the guest if it's present... default: Key inserted! Disconnecting and reconnecting using new SSH key... myoung  dev    ~  repos  github  vagrant-ovirt4  feature/gh65  ✎  $  vagrant ssh You appear to be running Vagrant outside of the official installers. Note that the installers are what ensure that Vagrant has all required dependencies, and Vagrant assumes that these dependencies exist. By running outside of the installer environment, Vagrant may not function properly. To remove this warning, install Vagrant using one of the official packages from vagrantup.com. Last login: Wed Feb 15 00:23:35 2017 from 192.168.2.32 [vagrant@testing ~]$ cat /etc/resolv.conf # Generated by NetworkManager search localdomain [vagrant@testing ~]$ cat /etc/sysconfig/network-scripts/ifcfg-eth0 NM_CONTROLLED=no NETMASK=255.255.255.0 BOOTPROTO=static DEVICE=eth0 IPADDR=192.168.2.120 GATEWAY=192.168.2.1 ONBOOT=yes If i check out the floppy attached to that VM: [myoung@ovirt ~]$ sudo ps -ef | grep qemu-kvm | grep test [sudo] password for myoung: qemu 24311 1 87 01:38 ? 00:00:18 ..... [myoung@ovirt ~]$ sudo cp /var/run/vdsm/payload/9964609e-8d85-4a5c-9416- 8e11b2fd5883.d0d0739973bfb4b6eb67d1f4974c3e0c.img . [myoung@ovirt ~]$ mkdir a; sudo mount -o loop,ro 9964609e-8d85-4a5c-9416- 8e11b2fd5883.d0d0739973bfb4b6eb67d1f4974c3e0c.img a [myoung@ovirt ~]$ sudo cat $(sudo find a -name 0000 -type f) auto eth0 iface eth0 inet static address 192.168.2.120 netmask 255.255.255.0 gateway 192.168.2.1 dns-nameservers 192.168.2.1 dns-search test.local [myoung@ovirt ~]$ sudo umount a What's the next step? Is there a way to verify on the upstream that dns-search and dns-nameservers actually populate the ifcfg-eth0 file ? On Sat, Feb 18, 2017 at 6:58 AM, Juan Hernández <jhernand(a)redhat.com&gt; wrote: > On 02/17/2017 08:11 PM, Marc Young wrote: > > Per the script, i'll change that, probably just wasnt paying attention > > to where i ran chkconfig > > > > Per cloud-init YAML, not sure. It was in a previous reply so i gave it a > > shot. But i can't find that usage anywhere either so i gave up on it. > > > > Per troubleshooting: > > > > Spinning up a VM with dns_servers and dns_search: > > > > 66: vm_configuration[:initialization][:dns_servers] = > > iface_options[:dns_servers] unless iface_options[:dns_servers].nil? > > 67: vm_configuration[:initialization][:dns_search] = > > iface_options[:dns_search] unless iface_options[:dns_search].nil? > > 68: require 'pry' > > 69: binding.pry > > 70: > > => 71: machine.start( > > 72: use_cloud_init: true, > > 73: vm: vm_configuration > > 74: ) > > 75: > > 76: @app.call(env) > > > > [1] pry(#<VagrantPlugins::OVirtProvider::Action::StartVM>)> > > vm_configuration > > => {:initialization=> > > {:host_name=>"test", > > :nic_configurations=>[{:name=>"eth0", :on_boot=>true, > > :boot_protocol=>"static", :ip=>{:version=>"v4", > > :address=>"192.168.2.200", :gateway=>"192.168.2.1", > > :netmask=>"255.255.255.0"}}], > > :custom_script=> > > "manage-resolv-conf: true\n\nresolv_conf:\n nameservers: > > ['8.8.4.4', '8.8.8.8']\n searchdomains:\n - foo.example.com > > <http://foo.example.com>\n - bar.example.com > > <http://bar.example.com>\n domain: example.com > > <http://example.com>\n options:\n rotate: true\n timeout: > 1\n", > > :dns_servers=>"192.168.2.1", > > :dns_search=>"test.local"}} > > [2] pry(#<VagrantPlugins::OVirtProvider::Action::StartVM>)> > > ==> default: Waiting for VM to get an IP address... > > ==> default: Machine is booted and ready for use! > > ==> default: Rsyncing folder: > > /home/myoung/repos/github/vagrant-ovirt4/ => /vagrant > > ==> default: Setting hostname... > > default: > > default: Vagrant insecure key detected. Vagrant will > > automatically replace > > default: this with a newly generated keypair for better > security. > > default: > > default: Inserting generated public key within guest... > > default: Removing insecure key from the guest if it's present... > > default: Key inserted! Disconnecting and reconnecting using new > > SSH key... > > > > > > now ill ssh in and look around > > > > myoung  dev    ~  repos  github  vagrant-ovirt4  > > feature/gh65  ✎  5❓  1  $  vagrant ssh > > You appear to be running Vagrant outside of the official installers. > > Note that the installers are what ensure that Vagrant has all > required > > dependencies, and Vagrant assumes that these dependencies exist. By > > running outside of the installer environment, Vagrant may not > function > > properly. To remove this warning, install Vagrant using one of the > > official packages from vagrantup.com <http://vagrantup.com>;. > > > > Last login: Thu Feb 16 23:04:00 2017 from 192.168.2.198 > > [vagrant@test ~]$ sudo cat /var/lib/cloud/instance/user-data.txt > > #cloud-config > > output: > > all: '>> /var/log/cloud-init-output.log' > > disable_root: 0 > > runcmd: > > - 'sed -i ''/^datasource_list: /d'' /etc/cloud/cloud.cfg; echo > > ''datasource_list: > > ["NoCloud", "ConfigDrive"]'' >> /etc/cloud/cloud.cfg' > > ssh_pwauth: true > > chpasswd: > > expire: false > > user: root > > manage-resolv-conf: true > > > > resolv_conf: > > nameservers: ['8.8.4.4', '8.8.8.8'] > > searchdomains: > > - foo.example.com <http://foo.example.com> > > - bar.example.com <http://bar.example.com> > > domain: example.com <http://example.com> > > options: > > rotate: true > > timeout: 1 > > Apparently you are passing in the 'custom_script' some DNS > configuration, which may conflict with the DNS configuration that you > are passing in the 'dns_servers' and 'dns_search' options. It could be > that cloud-init ignores one of them. I'd suggest that you try to remove > completely the 'custom_script' parameter. > > > [vagrant@test ~]$ sudo cat /etc/resolv.conf > > # Generated by NetworkManager > > search localdomain > > > > [vagrant@test ~]$ cat /etc/sysconfig/network-scripts/ifcfg-eth0 > > NM_CONTROLLED=no > > NETMASK=255.255.255.0 > > BOOTPROTO=static > > DEVICE=eth0 > > IPADDR=192.168.2.200 > > GATEWAY=192.168.2.1 > > ONBOOT=yes > > > > [vagrant@test ~]$ sudo cat /var/log/cloud-init* | grep -i dns > > [vagrant@test ~]$ sudo cat /var/log/cloud-init* | grep -i local > > Feb 14 23:16:45 vagrant cloud-init: Cloud-init v. 0.7.5 running > > 'init-local' at Wed, 15 Feb 2017 05:16:45 +0000. Up 11.00 seconds. > > Feb 16 23:03:35 test cloud-init: Cloud-init v. 0.7.5 running > > 'init-local' at Fri, 17 Feb 2017 05:03:35 +0000. Up 5.23 seconds. > > Cloud-init v. 0.7.5 running 'init-local' at Thu, 09 Feb 2017 > > 03:45:01 +0000. Up 1310.61 seconds. > > Cloud-init v. 0.7.5 running 'init-local' at Wed, 15 Feb 2017 > > 05:16:45 +0000. Up 11.00 seconds. > > Cloud-init v. 0.7.5 running 'init-local' at Fri, 17 Feb 2017 > > 05:03:35 +0000. Up 5.23 seconds. > > Cloud-init v. 0.7.5 finished at Fri, 17 Feb 2017 05:03:45 +0000. > > Datasource DataSourceConfigDrive [local,ver=2][source=/dev/sr1]. > Up > > 15.37 seconds > > > > > > > > On the vm host running that VM: > > > > > > [myoung@ovirt ~]$ sudo ps -ef | grep qemu-kvm | grep test > > qemu 12456 1 9 05:03 ? 00:00:19 > > /usr/libexec/qemu-kvm -name ...snipped > > [myoung@ovirt ~]$ sudo cp > > /var/run/vdsm/payload/c65751c3-431d-44e4-836c-963b81b1f846. > 20fc2db0517e8c06579d7719d8f3fb35.img > > . > > [myoung@ovirt ~]$ sudo mount -o loop,ro > > c65751c3-431d-44e4-836c-963b81b1f846.20fc2db0517e8c06579d77 > 19d8f3fb35.img > > /mnt > > [myoung@ovirt ~]$ find /mnt -type f > > find: ‘/mnt’: Permission denied > > [myoung@ovirt ~]$ sudo find /mnt -type f > > /mnt/openstack/content/0000 > > /mnt/openstack/latest/meta_data.json > > /mnt/openstack/latest/user_data > > [myoung@ovirt ~]$ sudo cat /mnt/openstack/content/0000 > > auto eth0 > > iface eth0 inet static > > address 192.168.2.200 > > netmask 255.255.255.0 > > gateway 192.168.2.1 > > dns-nameservers 192.168.2.1 > > dns-search test.local > > [myoung@ovirt ~]$ sudo umount > > c65751c3-431d-44e4-836c-963b81b1f846.20fc2db0517e8c06579d77 > 19d8f3fb35.img > > > > Cloud-init definitely isn't working right away with resolv.conf, but I'm > > definitely passing it correctly to the API, it shows up on the floppy as > > you described but it's not making its way to > > /etc/sysconfig/network-scripts/ifcfg-eth0 even though the other > settings > > for sure are (such as address, netmask,) > > > > If i add that information to /etc/sysconfig/network-scripts/ifcfg-eth0 > > and bounce network it all works: > > > > [vagrant@test ~]$ ping -c 3 www.google.com <http://www.google.com> > > ping: www.google.com <http://www.google.com>;: Name or service not > known > > [vagrant@test ~]$ echo $'DNS1=192.168.2.113\nDNS2=192.168.2.1' | > > sudo tee -a /etc/sysconfig/network-scripts/ifcfg-eth0 >/dev/null > > [vagrant@test ~]$ ping -c 3 www.google.com <http://www.google.com> > > ping: www.google.com <http://www.google.com>;: Name or service not > known > > [vagrant@test ~]$ sudo service network restart > > Restarting network (via systemctl): [ OK ] > > [vagrant@test ~]$ ping -c 3 www.google.com <http://www.google.com> > > PING www.google.com <http://www.google.com> (216.58.217.4) 56(84) > > bytes of data. > > 64 bytes from den03s09-in-f4.1e100.net > > <http://den03s09-in-f4.1e100.net> (216.58.217.4): icmp_seq=1 ttl=54 > > time=55.8 ms > > 64 bytes from den03s09-in-f4.1e100.net > > <http://den03s09-in-f4.1e100.net> (216.58.217.4): icmp_seq=2 ttl=54 > > time=43.9 ms > > ^C > > --- www.google.com <http://www.google.com> ping statistics --- > > 2 packets transmitted, 2 received, 0% packet loss, time 1001ms > > rtt min/avg/max/mdev = 43.939/49.916/55.894/5.981 ms > > [vagrant@test ~]$ sudo cat /etc/resolv.conf > > # Generated by NetworkManager > > search localdomain > > nameserver 192.168.2.113 > > nameserver 192.168.2.1 > > > > > > > > > > On Fri, Feb 17, 2017 at 2:21 AM, Juan Hernández <jhernand(a)redhat.com > > <mailto:jhernand@redhat.com>> wrote: > > > > On 02/17/2017 06:00 AM, Marc Young wrote: > > > I'm apparently really bad at email, I replied only to Shahar, not > the > > > whole thread. > > > > > > Vinzenz your email slipped first, so to answer your question: > > > > > > It's the latest Centos 7 with these installed: > > > > > > cloud-init-0.7.5-10.el7.centos.1 > > > kernel-3.10.0-514 <tel:3.10.0-514> <tel:3.10.0-514 > > <tel:3.10.0-514>>.el7 > > > ovirt-guest-agent-common-1.0.13-1.20161220085008.git165fff1. > el7.centos > > > > > > The setup script I use to create a template is here: > > > https://github.com/myoung34/vagrant-ovirt4/blob/master/tools > /prepare_redhat_for_box.sh > > <https://github.com/myoung34/vagrant-ovirt4/blob/master/too > ls/prepare_redhat_for_box.sh> > > > > > <https://github.com/myoung34/vagrant-ovirt4/blob/master/too > ls/prepare_redhat_for_box.sh > > <https://github.com/myoung34/vagrant-ovirt4/blob/master/too > ls/prepare_redhat_for_box.sh>> > > > > > > > In that script you run "chkconfig cloud-init on" *before* > installing the > > cloud-init package. That is irrelevant, as the cloud-init services > are > > enabled by default when the package is installed. But worth > changing. > > > > > The engine-host is oVirt Engine Version: 4.1.0.4-1.el7.centos > > > The ruby SDK i'm working with is 4.1.2 > > > > > > Halfway through I realized that it's actually supported in the > API: > > > > > > custom_script String > > > dns_search String > > > dns_servers String > > > > > > > > > It also shows usage here: > > > > > https://github.com/oVirt/ovirt-engine-sdk-ruby/blob/master/ > sdk/examples/start_vm_with_cloud_init.rb > > <https://github.com/oVirt/ovirt-engine-sdk-ruby/blob/master > /sdk/examples/start_vm_with_cloud_init.rb> > > > > > <https://github.com/oVirt/ovirt-engine-sdk-ruby/blob/master > /sdk/examples/start_vm_with_cloud_init.rb > > <https://github.com/oVirt/ovirt-engine-sdk-ruby/blob/master > /sdk/examples/start_vm_with_cloud_init.rb>> > > > > > > Here's some verification: > > > > > > 66: > > vm_configuration[:initialization][:dns_servers] = > > > iface_options[:dns_servers] unless > > iface_options[:dns_servers].nil? > > > 67: vm_configuration[:initialization][:dns_search] > = > > > iface_options[:dns_search] unless > iface_options[:dns_search].nil? > > > 68: require 'pry' > > > 69: binding.pry > > > 70: > > > => 71: machine.start( > > > 72: use_cloud_init: true, > > > 73: vm: vm_configuration > > > 74: ) > > > 75: > > > 76: @app.call(env) > > > > > > [1] pry(#<VagrantPlugins::OVirtProvider::Action::StartVM>)> > > > vm_configuration > > > => {:initialization=> > > > {:host_name=>"test", > > > :nic_configurations=>[{:name=>"eth0", :on_boot=>true, > > > :boot_protocol=>"static", :ip=>{:version=>"v4", > > > :address=>"192.168.2.200", :gateway=>"192.168.2.1", > > > :netmask=>"255.255.255.0"}}], > > > :custom_script=>nil, > > > :dns_servers=>"192.168.2.1", > > > :dns_search=>"test.local"}} > > > > > > > > > But it didn't do anything: > > > > > > [vagrant@test ~]$ cat /etc/resolv.conf > > > # Generated by NetworkManager > > > search localdomain > > > > > > [vagrant@test ~]$ cat /etc/sysconfig/network-scripts > /ifcfg-eth0 > > > NM_CONTROLLED=no > > > NETMASK=255.255.255.0 > > > BOOTPROTO=static > > > DEVICE=eth0 > > > IPADDR=192.168.2.200 > > > GATEWAY=192.168.2.1 > > > ONBOOT=yes > > > > > > > > > The same is also true using cloud_init: > > > > > > ovirt.cloud_init =<<EOF > > > write_files: > > > - content: | > > > wat > > > path: /tmp/something.txt > > > permissions: '0644' > > > network-interfaces: | > > > auto eth0 > > > iface eth0 inet static > > > address 192.168.2.201 > > > network 192.168.2.0 > > > netmask 255.255.255.0 > > > gateway 192.168.2.1 > > > dns-nameservers 192.168.2.113 192.168.2.1 > > > EOF > > > > > > > Is this ^ supposed to work in cloud-init? I didn't find it in the > > documentation. I thought that the only way to provide network > interface > > configuration is via the 'openstack/content/whatever' file within > the > > generated floppy. > > > > > > > > and inspection: > > > > > > 66: > > vm_configuration[:initialization][:dns_servers] = > > > iface_options[:dns_servers] unless > > iface_options[:dns_servers].nil? > > > 67: vm_configuration[:initialization][:dns_search] > = > > > iface_options[:dns_search] unless > iface_options[:dns_search].nil? > > > 68: require 'pry' > > > 69: binding.pry > > > 70: > > > => 71: machine.start( > > > 72: use_cloud_init: true, > > > 73: vm: vm_configuration > > > 74: ) > > > 75: > > > 76: @app.call(env) > > > [1] pry(#<VagrantPlugins::OVirtProvider::Action::StartVM>)> > > > vm_configuration > > > => {:initialization=> > > > {:host_name=>"test", > > > :nic_configurations=>[{:name=>"eth0", :on_boot=>true, > > > :boot_protocol=>"static", :ip=>{:version=>"v4", > > > :address=>"192.168.2.200", :gateway=>"192.168.2.1", > > > :netmask=>"255.255.255.0"}}], > > > :custom_script=> > > > "write_files:\n - content: |\n wat\n path: > > > /tmp/something.txt\n permissions: > > '0644'\nnetwork-interfaces: |\n > > > auto eth0\n iface eth0 inet static\n address > 192.168.2.201\n > > > network 192.168.2.0\n netmask 255.255.255.0\n gateway > > > 192.168.2.1\n dns-nameservers 192.168.2.113 192.168.2.1\n", > > > :dns_servers=>"192.168.2.1", > > > :dns_search=>"test.local"}} > > > > > > > > > And here's my debugging after it comes up: > > > > > > [vagrant@test ~]$ cat /etc/resolv.conf > > > # Generated by NetworkManager > > > search localdomain > > > [vagrant@test ~]$ cat /etc/sysconfig/network-scripts > /ifcfg-eth0 > > > NM_CONTROLLED=no > > > NETMASK=255.255.255.0 > > > BOOTPROTO=static > > > DEVICE=eth0 > > > IPADDR=192.168.2.200 > > > GATEWAY=192.168.2.1 > > > ONBOOT=yes > > > [vagrant@test ~]$ cat /tmp/something.txt > > > wat > > > [vagrant@test ~]$ ping -c 3 www.google.com < > http://www.google.com> > > > <http://www.google.com/>ping: www.google.com > > <http://www.google.com> > > > <http://www.google.com/>;: Name or service not known > > > [vagrant@test ~]$ echo $'nameserver 192.168.2.113\nnameserver > > > 192.168.2.1' | sudo tee -a /etc/resolv.conf >/dev/null > > > [vagrant@test ~]$ ping -c 3 www.google.com < > http://www.google.com> > > > <http://www.google.com/>PING www.google.com > > <http://www.google.com> > > > <http://www.google.com/> (216.58.217.4) 56(84) bytes of data. > > > 64 bytes from den03s09-in-f4.1e100.net > > <http://den03s09-in-f4.1e100.net> > > > <http://den03s09-in-f4.1e100.net/ > > <http://den03s09-in-f4.1e100.net/>> (216.58.217.4): icmp_seq=1 > > > ttl=54 time=47.5 ms > > > 64 bytes from den03s09-in-f4.1e100.net < > http://den03s09-in-f4.1e100.net> > > > <http://den03s09-in-f4.1e100.net/ > > <http://den03s09-in-f4.1e100.net/>> (216.58.217.4): icmp_seq=2 > > > ttl=54 time=46.9 ms > > > 64 bytes from den03s09-in-f4.1e100.net < > http://den03s09-in-f4.1e100.net> > > > <http://den03s09-in-f4.1e100.net/ > > <http://den03s09-in-f4.1e100.net/>> (216.58.217.4): icmp_seq=3 > > > ttl=54 time=44.3 ms > > > --- www.google.com <http://www.google.com> > > <http://www.google.com/> ping statistics --- > > > 3 packets transmitted, 3 received, 0% packet loss, time 2002ms > > > rtt min/avg/max/mdev = 44.385/46.307/47.555/1.390 ms > > > > > > > Not sure if you did that already, but is very useful to check the > > content of the floppy that the oVirt engine creates and attaches to > the > > virtual machine. To do so run the virtual machine, then go to the > > hypervisor where it is running and locate the corresponding > 'qemu-kvm' > > process: > > > > # ps -ef | grep qemu-kvm | grep myvm > > > > That will have a very long command line, and should have a 'payload' > > option that points to the generated floppy, something like this: > > > > -drive file=/var/run/vdsm/payload/ae3a9cd4-....img > > > > Copy that file somewhere, and mount it: > > > > # mount -o loop,ro that_file.img /mnt > > > > Then explore the content: > > > > # find /mnt -type f > > /mnt/openstack/content/0000 > > /mnt/openstack/latest/meta_data.json > > /mnt/openstack/latest/user_data > > > > The 'openstack/content/0000' file should contain your network > > configuration. Is it what you expected? > > > > The 'openstack/latest/user_data' file should contain the cloud-init > > ocnfiguration generated by oVirt, which your custom script appended. > > Does it look correct? > > > > (Remember to "umount /mnt" when done.) > > > > > > > > > >