update build instructions

.travis.yml

@@ -16,6 +16,12 @@ addons:
   apt:
     packages:
     - lcov
+    - bc
+    - binutils
+    - bzip2
+    - flex
+    - util-linux
+    - gawk
 cache:
   directories:
   - openwrt

build-uml-image.sh

@@ -23,6 +23,6 @@ tar -czf openwrt-juci-uml.tar.gz openwrt-uml*
 
 echo "Build completed!"
 echo "You can now run your uml target here using: "
-echo "   ./openwrt/openwrt-uml-vmlinux ubd0=$PWD/openwrt/openwrt-uml-ext4.img eth0=tuntap,tap0"
+echo "   ./openwrt/openwrt-uml-vmlinux ubd0=$PWD/openwrt-uml-ext4.img eth0=tuntap,tap0"
 echo "Note: for network access you need to actually set up tuntap device on your host system!"
 

openwrt-bootstrap.sh

@@ -25,6 +25,12 @@ CONFIG_PACKAGE_juci-full-openwrt=y
 CONFIG_PACKAGE_orange-rpcd=y
 CONFIG_BUSYBOX_CUSTOM=y
 CONFIG_BUSYBOX_CONFIG_SHA1SUM=y
+CONFIG_BUSYBOX_CONFIG_IP=y
+CONFIG_BUSYBOX_CONFIG_FEATURE_IP_ADDRESS=y
+CONFIG_BUSYBOX_CONFIG_FEATURE_IP_LINK=y
+CONFIG_BUSYBOX_CONFIG_FEATURE_IP_ROUTE=y
+CONFIG_BUSYBOX_CONFIG_FEATURE_IP_TUNNEL=y
+CONFIG_BUSYBOX_CONFIG_FEATURE_IP_RULE=y
 END
 
 # update defaults for other packages