From 1f696fa89534a6565a5de3951d2ee6f168f75f38 Mon Sep 17 00:00:00 2001 From: Frank Date: Sat, 30 Sep 2017 12:44:07 +0200 Subject: FDS DVR doc - Updated components diagram Change-Id: I90f50f2781f3ca70ae6204883f330328303d3a03 Signed-off-by: Frank --- .../os-odl-fdio-dvr-noha/FDS-basic-components.jpg | Bin 184742 -> 0 bytes .../os-odl-fdio-dvr-noha/FDS-basic-components.png | Bin 0 -> 130944 bytes .../FDS-odl-dvr-noha-overview.png | Bin 0 -> 57529 bytes .../FDS-odl_l3-noha-overview.png | Bin 103223 -> 0 bytes .../os-odl-fdio-dvr-noha/scenario.description.rst | 25 +++++++++++---------- 5 files changed, 13 insertions(+), 12 deletions(-) delete mode 100755 docs/scenarios/os-odl-fdio-dvr-noha/FDS-basic-components.jpg create mode 100755 docs/scenarios/os-odl-fdio-dvr-noha/FDS-basic-components.png create mode 100755 docs/scenarios/os-odl-fdio-dvr-noha/FDS-odl-dvr-noha-overview.png delete mode 100755 docs/scenarios/os-odl-fdio-dvr-noha/FDS-odl_l3-noha-overview.png (limited to 'docs') diff --git a/docs/scenarios/os-odl-fdio-dvr-noha/FDS-basic-components.jpg b/docs/scenarios/os-odl-fdio-dvr-noha/FDS-basic-components.jpg deleted file mode 100755 index e92851f..0000000 Binary files a/docs/scenarios/os-odl-fdio-dvr-noha/FDS-basic-components.jpg and /dev/null differ diff --git a/docs/scenarios/os-odl-fdio-dvr-noha/FDS-basic-components.png b/docs/scenarios/os-odl-fdio-dvr-noha/FDS-basic-components.png new file mode 100755 index 0000000..45f50e0 Binary files /dev/null and b/docs/scenarios/os-odl-fdio-dvr-noha/FDS-basic-components.png differ diff --git a/docs/scenarios/os-odl-fdio-dvr-noha/FDS-odl-dvr-noha-overview.png b/docs/scenarios/os-odl-fdio-dvr-noha/FDS-odl-dvr-noha-overview.png new file mode 100755 index 0000000..b78cc6a Binary files /dev/null and b/docs/scenarios/os-odl-fdio-dvr-noha/FDS-odl-dvr-noha-overview.png differ diff --git a/docs/scenarios/os-odl-fdio-dvr-noha/FDS-odl_l3-noha-overview.png b/docs/scenarios/os-odl-fdio-dvr-noha/FDS-odl_l3-noha-overview.png deleted file mode 100755 index 1193ea4..0000000 Binary files a/docs/scenarios/os-odl-fdio-dvr-noha/FDS-odl_l3-noha-overview.png and /dev/null differ diff --git a/docs/scenarios/os-odl-fdio-dvr-noha/scenario.description.rst b/docs/scenarios/os-odl-fdio-dvr-noha/scenario.description.rst index 7286a50..53969bb 100755 --- a/docs/scenarios/os-odl-fdio-dvr-noha/scenario.description.rst +++ b/docs/scenarios/os-odl-fdio-dvr-noha/scenario.description.rst @@ -81,11 +81,7 @@ servers: * 2 or more Computehosts. These Computehosts also serve as layer 3 gateways for tenant networks and provide ditributed virtual routing -TODO: update the image: - 1. Compute 0..N are gateways - 2. NIC2 on controller is not in vpp - -.. image:: FDS-odl_l3-noha-overview.png +.. image:: FDS-odl-dvr-noha-overview.png Tenant and public networking leverages FD.io/VPP. On compute nodes, VPP binds to both the tenant networking interface as well as the public @@ -110,9 +106,6 @@ layer 3 services which are provided in a "vanilla" OpenStack deployment, including one-to-one NAT but not source NAT, as well as north-south and east-west traffic filtering for security purposes ("security groups"). -TODO: update the image: - 1. Add External network interface to Computenode-1 - .. image:: FDS-L3-DVR-sample-setup.png Features of the scenario @@ -204,10 +197,7 @@ interfaces. The picture below shows the key components. -TODO: update the image: - 1. Add LISP - -.. image:: FDS-basic-components.jpg +.. image:: FDS-basic-components.png Neutron Port Callflow ===================== @@ -244,11 +234,22 @@ To provide a better understanding how the above mentioned components interact with each other, the following diagram shows how the example of creating a vhost-user port on VPP through Openstack Neutron: +TODO: Add LISP components to diagram + .. image:: FDS-simple-callflow.png DHCP Packet Flow ================ +DHCP traffic from a VM first arrives at vhost-user port in VPP, which is +configured as unnumbered with ip of loopback interface (which corresponds +with tenant interface port) for the VRF where the VM resides. +DHCP proxy is configured to relay DHCP packets to the DHCP server created by +neutron-dhcp-agent running on the node where the VM was created. DHCP relay +sets the destination ip to the ip of the DHCP server and source ip to the +loopback ip. Opendaylight configures a route for the DHCP server, sending +packets to the tap port which is connected to the DHCP namespace. + East-West Packet Flow ===================== -- cgit 1.2.3-korg