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microstack
Code Issues Proposed changes

Added iptables rules and sysctl vars for internet access (#57) 

Fixes lp#1812415

Prior to this fix, instances spun up by microstack could not
successfully route to and from the Internet. Setting a rule for ipv4
forwarding and iptables rules for the nat fix the issue.
This commit is contained in:
Pete Vander Giessen 2019-03-27 12:38:52 -04:00 committed by GitHub
parent 4e4d802b43
commit fdd341824c
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3 changed files with 9 additions and 2 deletions
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2
snap-overlay/bin/setup-br-ex
View File

@ -16,4 +16,6 @@ ovs-vsctl --retry --may-exist add-br br-ex
ip address add 10.20.20.1/24 dev br-ex || : ip address add 10.20.20.1/24 dev br-ex || :
ip link set br-ex up || : ip link set br-ex up || :
sudo iptables -t nat -A POSTROUTING -s 10.20.20.1/24 ! -d 10.20.20.1/24 -j MASQUERADE
exit 0 exit 0

5
snap/hooks/configure vendored
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@ -1,5 +1,10 @@
#!/bin/bash -e #!/bin/bash -e
# Open up networking so that instances can route to the Internet (see
# bin/setup-br-ex for more networking setup, executed on microstack
# services start.)
sudo sysctl net.ipv4.ip_forward=1
# Create all of the databases # Create all of the databases
echo "Creating OpenStack Databases" echo "Creating OpenStack Databases"

4
snapcraft.yaml
View File

@ -691,8 +691,8 @@ parts:
- IPTABLES_PATH=/snap/$SNAPCRAFT_PROJECT_NAME/current/sbin/iptables - IPTABLES_PATH=/snap/$SNAPCRAFT_PROJECT_NAME/current/sbin/iptables
override-build: | override-build: |
wget http://archive.ubuntu.com/ubuntu/pool/main/libv/libvirt/libvirt_1.3.1.orig.tar.gz wget http://archive.ubuntu.com/ubuntu/pool/main/libv/libvirt/libvirt_1.3.1.orig.tar.gz
wget http://archive.ubuntu.com/ubuntu/pool/main/libv/libvirt/libvirt_1.3.1-1ubuntu10.24.debian.tar.xz wget http://archive.ubuntu.com/ubuntu/pool/main/libv/libvirt/libvirt_1.3.1-1ubuntu10.25.debian.tar.xz
wget http://archive.ubuntu.com/ubuntu/pool/main/libv/libvirt/libvirt_1.3.1-1ubuntu10.24.dsc wget http://archive.ubuntu.com/ubuntu/pool/main/libv/libvirt/libvirt_1.3.1-1ubuntu10.25.dsc
dpkg-source -x libvirt*.dsc dpkg-source -x libvirt*.dsc
snapcraftctl build snapcraftctl build
organize: organize: