Add a --secondary-network option to run-qemu-ota

This sets up a simulated 'in vehicle' network. Add support for a Primary node
with a DHCP server and a secondary node with a DHCP client.

8 files changed, 75 insertions, 1 deletions

diff --git a/recipes-test/demo-network-config/files/25-dhcp-server.network b/recipes-test/demo-network-config/files/25-dhcp-server.network
new file mode 100644
index 0000000..4766f9a
--- /dev/null
+++ b/recipes-test/demo-network-config/files/25-dhcp-server.network
@@ -0,0 +1,12 @@
+[Match]
+Name=enp0s4
+
+[Network]
+Description=Private internal network between aktualizr Primary and Secondary nodes
+DHCPServer=yes
+Address=10.0.3.1/24
+IPForward=yes
+IPMasquerade=yes
+
+[DHCPServer]
+PoolOffset=10
\ No newline at end of file
diff --git a/recipes-test/demo-network-config/files/26-dhcp-client.network b/recipes-test/demo-network-config/files/26-dhcp-client.network
new file mode 100644
index 0000000..319664f
--- /dev/null
+++ b/recipes-test/demo-network-config/files/26-dhcp-client.network
@@ -0,0 +1,6 @@
+[Match]
+Name=enp0s4
+
+[Network]
+Description=Private internal network between aktualizr Primary and Secondary nodes
+DHCP=yes
diff --git a/recipes-test/demo-network-config/primary-network-config.bb b/recipes-test/demo-network-config/primary-network-config.bb
new file mode 100644
index 0000000..78678a2
--- /dev/null
+++ b/recipes-test/demo-network-config/primary-network-config.bb
@@ -0,0 +1,16 @@
+DESCRIPTION = "Sample network configuration for an Uptane Primary"
+LICENSE = "CLOSED"
+
+inherit allarch
+
+SRC_URI = "file://25-dhcp-server.network"
+
+
+FILES_${PN} = "/usr/lib/systemd/network"
+
+PR = "1"
+
+do_install() {
+    install -d ${D}/usr/lib/systemd/network
+    install -m 0644 ${WORKDIR}/25-dhcp-server.network ${D}/usr/lib/systemd/network/
+}
diff --git a/recipes-test/demo-network-config/secondary-network-config.bb b/recipes-test/demo-network-config/secondary-network-config.bb
new file mode 100644
index 0000000..492d3ca
--- /dev/null
+++ b/recipes-test/demo-network-config/secondary-network-config.bb
@@ -0,0 +1,16 @@
+DESCRIPTION = "Sample network configuration for an Uptane Secondary"
+LICENSE = "CLOSED"
+
+inherit allarch
+
+SRC_URI = "file://26-dhcp-client.network"
+
+
+FILES_${PN} = "/usr/lib/systemd/network"
+
+PR = "1"
+
+do_install() {
+    install -d ${D}/usr/lib/systemd/network
+    install -m 0644 ${WORKDIR}/26-dhcp-client.network ${D}/usr/lib/systemd/network/
+}
diff --git a/recipes-test/images/primary-image.bb b/recipes-test/images/primary-image.bb
new file mode 100644
index 0000000..6c06527
--- /dev/null
+++ b/recipes-test/images/primary-image.bb
@@ -0,0 +1,12 @@
+include recipes-core/images/core-image-minimal.bb
+
+SUMMARY = "A minimal Uptane Primary image running aktualizr, for testing with a Linux secondary"
+
+LICENSE = "MIT"
+
+IMAGE_INSTALL_remove = " \
+                        "
+
+IMAGE_INSTALL_append = " \
+                        primary-network-config \
+                       "
diff --git a/recipes-test/images/secondary-image.bb b/recipes-test/images/secondary-image.bb
index c7a91db..c1ce57a 100644
--- a/recipes-test/images/secondary-image.bb
+++ b/recipes-test/images/secondary-image.bb
@@ -15,4 +15,7 @@ IMAGE_INSTALL_remove = " \
                         aktualizr-implicit-prov \
                         "
 
-IMAGE_INSTALL_append = " aktualizr-secondary "
\ No newline at end of file
+IMAGE_INSTALL_append = " \
+                        aktualizr-secondary \
+                        secondary-network-config \
+                        "
diff --git a/scripts/qemucommand.py b/scripts/qemucommand.py
index 6b1106d..e209a07 100644
--- a/scripts/qemucommand.py
+++ b/scripts/qemucommand.py
@@ -81,6 +81,7 @@ class QemuCommand(object):
         self.gdb = args.gdb
         self.pcap = args.pcap
         self.overlay = args.overlay
+        self.secondary_network = args.secondary_network
 
     def command_line(self):
         netuser = 'user,hostfwd=tcp:0.0.0.0:%d-:22,restrict=off' % self.ssh_port
@@ -104,6 +105,11 @@ class QemuCommand(object):
         ]
         if self.pcap:
             cmdline += ['-net', 'dump,file=' + self.pcap]
+        if self.secondary_network:
+            cmdline += [
+                '-net', 'nic,vlan=1,macaddr='+random_mac(),
+                '-net', 'socket,vlan=1,mcast=230.0.0.1:1234',
+            ]
         if self.gui:
             cmdline += ["-serial", "stdio"]
         else:
diff --git a/scripts/run-qemu-ota b/scripts/run-qemu-ota
index 56e4fbc..b2f55e9 100755
--- a/scripts/run-qemu-ota
+++ b/scripts/run-qemu-ota
@@ -33,6 +33,9 @@ def main():
                         help='Use an overlay storage image file. Will be created if it does not exist. ' +
                              'This option lets you have a persistent image without modifying the underlying image ' +
                              'file, permitting multiple different persistent machines.')
+    parser.add_argument('--secondary-network', action='store_true', dest='secondary_network',
+                        help='Give the image a second network card connected to a virtual network. ' +
+                             'This can be used to test Uptane Primary/Secondary communication.')
     parser.add_argument('-n', '--dry-run', help='Print qemu command line rather then run it', action='store_true')
     args = parser.parse_args()
     try: