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| author | Lénaïc Huard <lhuard@amadeus.com> | 2015-05-20 13:26:04 +0200 |
|---|---|---|
| committer | Lénaïc Huard <lhuard@amadeus.com> | 2015-05-22 08:42:01 +0200 |
| commit | 4e8f6d1923782e7aef863441f7c1434ca1029164 (patch) | |
| tree | 9edd8d1637b5e95dea5c7d39e38b092fe7a6cc08 /playbooks/libvirt | |
| parent | 09717b94a0b76d03db38baee793b141e1a651cdd (diff) | |
| download | openshift-4e8f6d1923782e7aef863441f7c1434ca1029164.tar.gz openshift-4e8f6d1923782e7aef863441f7c1434ca1029164.tar.bz2 openshift-4e8f6d1923782e7aef863441f7c1434ca1029164.tar.xz openshift-4e8f6d1923782e7aef863441f7c1434ca1029164.zip | |
[libvirt cluster] Use net-dhcp-leases to find VMs’ IPs
Query libvirt’s DHCP leases rather than inspecting the host’s ARP cache
to find the VMs’ IPs.
Diffstat (limited to 'playbooks/libvirt')
| -rw-r--r-- | playbooks/libvirt/openshift-cluster/tasks/launch_instances.yml | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/playbooks/libvirt/openshift-cluster/tasks/launch_instances.yml b/playbooks/libvirt/openshift-cluster/tasks/launch_instances.yml index 359d0b2f3..8bf1e84ee 100644 --- a/playbooks/libvirt/openshift-cluster/tasks/launch_instances.yml +++ b/playbooks/libvirt/openshift-cluster/tasks/launch_instances.yml @@ -58,23 +58,17 @@ uri: '{{ libvirt_uri }}' with_items: instances -- name: Collect MAC addresses of the VMs - shell: 'virsh -c {{ libvirt_uri }} dumpxml {{ item }} | xmllint --xpath "string(//domain/devices/interface/mac/@address)" -' - register: scratch_mac - with_items: instances - - name: Wait for the VMs to get an IP - command: "egrep -c '{{ scratch_mac.results | oo_collect('stdout') | join('|') }}' /proc/net/arp" - ignore_errors: yes + shell: 'virsh net-dhcp-leases openshift-ansible | egrep -c ''{{ instances | join("|") }}''' register: nb_allocated_ips until: nb_allocated_ips.stdout == '{{ instances | length }}' retries: 30 delay: 1 - name: Collect IP addresses of the VMs - shell: "awk '/{{ item.stdout }}/ {print $1}' /proc/net/arp" + shell: 'virsh net-dhcp-leases openshift-ansible | awk ''$6 == "{{ item }}" {gsub(/\/.*/, "", $5); print $5}''' register: scratch_ip - with_items: scratch_mac.results + with_items: instances - set_fact: ips: "{{ scratch_ip.results | oo_collect('stdout') }}" |