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move NETem packer files to tinycore-linux

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This commit is contained in:
Bernhard Ehlers 2016-01-21 11:05:02 +01:00
parent a24cfae748
commit 30a7e86bd7
11 changed files with 59 additions and 183 deletions
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16
appliances/netem.gns3a
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@ -23,19 +23,19 @@
},
"images": [
{
"filename": "NETem-v3.qcow2",
"version": "0.3",
"md5sum": "88297839b5f014ac15a434053f51690f",
"filesize": 23461888,
"download_url": "http://bernhard-ehlers.de/projects/netem/NETem-v3.qcow2",
"direct_download_url": "http://bernhard-ehlers.de/projects/netem/NETem-v3.qcow2"
"filename": "NETem-v4.qcow2",
"version": "0.4",
"md5sum": "e678698c97804901c7a53f6b68c8b861",
"filesize": 26476544,
"download_url": "http://bernhard-ehlers.de/projects/netem/index.html",
"direct_download_url": "http://bernhard-ehlers.de/projects/netem/NETem-v4.qcow2"
}
],
"versions": [
{
"name": "0.3",
"name": "0.4",
"images": {
"hda_disk_image": "NETem-v3.qcow2"
"hda_disk_image": "NETem-v4.qcow2"
}
}
]

60
packer/NETem/NETem.json
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@ -1,60 +0,0 @@
{
"variables": {
"tc_iso_url": "http://distro.ibiblio.org/tinycorelinux/6.x/x86/archive/6.4/Core-6.4.iso",
"tc_iso_checksum": "c8e04e26de234e5528e6eac8ecb1bdda",
"vm_name": "NETem.qcow2",
"setup_script": "NETem.sh",
"upload_dir": "uploads",
"disk_size": "32"
},
"builders": [
{
"type": "qemu",
"iso_url": "{{user `tc_iso_url`}}",
"iso_checksum": "{{user `tc_iso_checksum`}}",
"iso_checksum_type": "md5",
"shutdown_command": "sudo poweroff",
"format": "qcow2",
"headless": false,
"ssh_username": "gns3",
"ssh_password": "gns3",
"accelerator": "none",
"vm_name": "{{user `vm_name`}}",
"disk_interface": "ide",
"disk_size": "{{user `disk_size`}}",
"net_device": "e1000",
"http_directory": "http",
"boot_wait": "5s",
"boot_command": [
"mc user=gns3<enter><wait10><wait10><wait10><wait10><wait10><wait10>",
"sudo passwd gns3<enter>gns3<enter>gns3<enter>",
"tce-load -wi openssh<enter><wait10>",
"cd /usr/local/etc/ssh; [ -f sshd_config.example ] && sudo cp -a sshd_config.example sshd_config; cd<enter>",
"sudo /usr/local/etc/init.d/openssh start<enter>"
]
}
],
"provisioners": [
{
"type": "shell",
"script": "scripts/hd-install.sh"
},
{
"type": "shell",
"script": "scripts/serial.sh"
},
{
"type": "file",
"source": "{{user `upload_dir`}}/",
"destination": "/tmp"
},
{
"type": "shell",
"script": "scripts/{{user `setup_script`}}"
},
{
"type": "shell",
"script": "scripts/post_setup.sh"
}
]
}

43
packer/NETem/scripts/hd-install.sh
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@ -1,43 +0,0 @@
# Install tinycore on harddisk
set -x
# format harddisk
echo -e 'n\np\n1\n\n\na\n1\nw' | sudo fdisk -H16 -S32 /dev/sda
sudo mkfs.ext2 /dev/sda1
# copy system to harddisk
sudo mkdir /mnt/sda1
sudo mount /dev/sda1 /mnt/sda1
sudo mount /mnt/sr0
sudo cp -a /mnt/sr0/boot /mnt/sda1/
sudo umount /mnt/sr0
# modify bootloader config
sudo mv /mnt/sda1/boot/isolinux /mnt/sda1/boot/extlinux
cd /mnt/sda1/boot/extlinux
sudo rm boot.cat isolinux.bin
sudo mv isolinux.cfg extlinux.conf
sudo sed -i -e '/append / s/$/ user=gns3/' -e 's/timeout .*/timeout 1/' extlinux.conf
cd
# make disk bootable
tce-load -wi syslinux
sudo sh -c 'cat /usr/local/share/syslinux/mbr.bin > /dev/sda'
sudo /usr/local/sbin/extlinux --install /mnt/sda1/boot/extlinux
# create extensions directory
sudo mkdir /mnt/sda1/tce
sudo chgrp staff /mnt/sda1/tce
sudo chmod 775 /mnt/sda1/tce
# change tcedir to harddisk
mv /etc/sysconfig/tcedir /etc/sysconfig/tcedir.bak
ln -s /mnt/sda1/tce /etc/sysconfig/tcedir
rm -rf /usr/local/tce.installed/*
# base system modifications
sudo sed -i -e '/^\/opt\/bootlocal/ i' /opt/bootsync.sh
echo -e "\nusername 'gns3', password 'gns3'\n" >> /etc/issue
echo 'etc/issue' >> /opt/.filetool.lst
echo 'etc/shadow' >> /opt/.filetool.lst

9
packer/NETem/scripts/post_setup.sh
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@ -1,9 +0,0 @@
# post-installation script
set -x
# save changes
rm -f .ash_history
filetool.sh -b sda1
# write 0, not really necessary
#sudo dd if=/dev/zero of=/mnt/sda1/zero ; sudo rm -f /mnt/sda1/zero

21
packer/NETem/scripts/serial.sh
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@ -1,21 +0,0 @@
# Add serial console support
set -x
# Boot configuration
# Serial interface is secondary console, the vga console remains main console
# To change that, swap the two 'console=' boot parameter
sudo sed -i -e '1 i serial 0 38400' -e '/label microcore/,/append / s/\(append .*\)/\1 console=ttyS0,38400 console=tty0/' /mnt/sda1/boot/extlinux/extlinux.conf
# /etc/inittab
sudo sed -i -e '/tty6/ a ttyS0::respawn:/sbin/getty 38400 ttyS0 xterm' /etc/inittab
# /etc/securetty
sudo sed -i -e 's/^# *ttyS0/ttyS0/' /etc/securetty
# reload inittab on startup
sudo sed -i -e '/^\/opt\/bootlocal/ i # reload inittab' -e '/^\/opt\/bootlocal/ i kill -HUP 1' -e '/^\/opt\/bootlocal/ i' /opt/bootsync.sh
# add modified files to backup list
echo 'etc/inittab' >> /opt/.filetool.lst
echo 'etc/securetty' >> /opt/.filetool.lst

26
packer/NETem/uploads/boot_script
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@ -1,26 +0,0 @@
. /etc/init.d/tc-functions
# default LANG=C.UTF-8
[ ! -f /etc/sysconfig/language ] || [ "`cat /etc/sysconfig/language`" = "LANG=C" ] && \
echo "LANG=C.UTF-8" > /etc/sysconfig/language
# Configure network interfaces only when boot parameter "nodhcp" is used
if grep -q -w nodhcp /proc/cmdline; then
echo -en "${BLUE}Configuring network interfaces... ${NORMAL}"
# This waits until all devices have registered
/sbin/udevadm settle --timeout=10
ip link add name br0 type bridge
ip link set dev eth0 promisc on
ip link set dev eth0 mtu 2000
ip link set dev eth0 up
ip link set dev eth0 master br0
ip link set dev eth1 promisc on
ip link set dev eth1 mtu 2000
ip link set dev eth1 up
ip link set dev eth1 master br0
ip link set dev br0 up
echo -e "${GREEN}Done.${NORMAL}"
fi

5
packer/tinycore-linux/NETem.json Normal file
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@ -0,0 +1,5 @@
{
"vm_name": "NETem.qcow2",
"setup_script": "NETem.sh",
"disk_size": "32"
}

10
packer/tinycore-linux/README.rst
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@ -47,6 +47,16 @@ An appliance for simulating a domestic modem. eth0 as a dhcp and eth1 should be
packer build -var-file=core-linux-internet.json core-linux.json
NETem
''''''
A build of Core with the NETem (Network link emulator) preinstalled.
.. code:: bash
packer build -var-file=NETem.json core-linux.json
Tiny Core Linux installation
****************************

2
packer/tinycore-linux/core-linux.json
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@ -25,7 +25,7 @@
"http_directory": "http",
"boot_wait": "5s",
"boot_command": [
"mc user=gns3<enter><wait10><wait10><wait10><wait10><wait10><wait10><wait10>",
"mc user=gns3 http={{ .HTTPIP }}:{{ .HTTPPort }}<enter><wait10><wait10><wait10><wait10><wait10><wait10><wait10>",
"sudo udhcpc<enter>",
"sudo passwd gns3<enter>gns3<enter>gns3<enter>",
"tce-load -wi openssh<enter><wait10>",

0
packer/NETem/uploads/netem-conf.py → packer/tinycore-linux/http/NETem/netem-conf.py
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50
packer/NETem/scripts/NETem.sh → packer/tinycore-linux/scripts/NETem.sh
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@ -1,10 +1,6 @@
set -e
set -x
# get TinyCore mirror
. /etc/init.d/tc-functions
getMirror
# TCE directory back to ramdisk
mv /etc/sysconfig/tcedir /etc/sysconfig/tcedir.hd
ln -s /tmp/tce /etc/sysconfig/tcedir
@ -66,21 +62,14 @@ echo "net-bridging-$KERNEL.tcz" >> /etc/sysconfig/tcedir/onboot.lst
tce-load -w net-sched-$KERNEL
echo "net-sched-$KERNEL.tcz" >> /etc/sysconfig/tcedir/onboot.lst
# iproute2 without db library
# Bug in TinyCore 6.x, which makes arpd non-working:
# There is a mismatch of the library version between arpd and the db library.
# Therefore loading the db library has no advantage, it uses only disk space.
wget $MIRROR/iproute2.tcz
wget $MIRROR/iproute2.tcz.md5.txt
cp -p iproute2.tcz* /etc/sysconfig/tcedir/optional/
echo 'iproute2.tcz' >> /etc/sysconfig/tcedir/onboot.lst
# clean up build environment
cd ..
rm -r build
# NETem menu system
mv /tmp/netem-conf.py .
. /etc/init.d/tc-functions
http=http://`getbootparam http`
wget $http/NETem/netem-conf.py
chmod +x netem-conf.py
# autologin on serial console
@ -103,10 +92,41 @@ EOF
sudo sed -i -e '/label microcore/,/append / s/\(append .*\)/\1 nodhcp/' /mnt/sda1/boot/extlinux/extlinux.conf
# set locale and configure network at startup
sed -i -e '3,$ d' /opt/bootlocal.sh
sed -n -e '1,/^\/opt\/bootlocal/ p' /opt/bootsync.sh | head -n -1 > /tmp/bootsync.head
sed -n -e '/^\/opt\/bootlocal/,$ p' /opt/bootsync.sh > /tmp/bootsync.tail
cat /tmp/bootsync.head > /opt/bootsync.sh
cat /tmp/boot_script >> /opt/bootsync.sh; echo >> /opt/bootsync.sh
cat >> /opt/bootsync.sh <<'EOF'
. /etc/init.d/tc-functions
# default LANG=C.UTF-8
[ ! -f /etc/sysconfig/language ] || [ "`cat /etc/sysconfig/language`" = "LANG=C" ] && \
echo "LANG=C.UTF-8" > /etc/sysconfig/language
# Configure network interfaces only when boot parameter "nodhcp" is used
if grep -q -w nodhcp /proc/cmdline; then
echo -en "${BLUE}Configuring network interfaces... ${NORMAL}"
# This waits until all devices have registered
/sbin/udevadm settle --timeout=10
ip link add name br0 type bridge
sysctl -q -w net.ipv6.conf.br0.disable_ipv6=1
sysctl -q -w net.ipv6.conf.eth0.disable_ipv6=1
ip link set dev eth0 promisc on
ip link set dev eth0 mtu 2000
ip link set dev eth0 up
ip link set dev eth0 master br0
sysctl -q -w net.ipv6.conf.eth1.disable_ipv6=1
ip link set dev eth1 promisc on
ip link set dev eth1 mtu 2000
ip link set dev eth1 up
ip link set dev eth1 master br0
ip link set dev br0 up
echo -e "${GREEN}Done.${NORMAL}"
fi
EOF
cat /tmp/bootsync.tail >> /opt/bootsync.sh
# Done