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hostgroup.cfg

<?php
$URL="https://raw.githubusercontent.com/panticz/icinga/master/objects/hostgroup.cfg";

echo "wget -q $URL -O /etc/icinga/objects/hostgroup.cfg";
echo "<div><pre>";
</pre></div>

$c = curl_init();
curl_setopt($c, CURLOPT_URL, $URL);
curl_setopt($c, CURLOPT_RETURNTRANSFER, 1);

echo htmlspecialchars(curl_exec($c));

curl_close($c);

echo "";

Install ownCloud

Installation
<?php
$URL="https://raw.githubusercontent.com/panticz/installit/master/install.owncloud.sh";

echo "wget $URL -O - | bash -";
echo "<div><pre>";
</pre></div>

$c = curl_init();
curl_setopt($c, CURLOPT_URL, $URL);
curl_setopt($c, CURLOPT_RETURNTRANSFER, 1);

echo htmlspecialchars(curl_exec($c));

curl_close($c);

echo "";

Links
http://software.opensuse.org/download/package?project=isv:ownCloud:community&package=owncloud
http://owncloud.org/

Install Obnam

Installation
<?php
$URL="https://raw.githubusercontent.com/panticz/installit/master/install.obnam.sh";

echo "wget $URL -O - | bash -";
echo "<div><pre>";
</pre></div>

$c = curl_init();
curl_setopt($c, CURLOPT_URL, $URL);
curl_setopt($c, CURLOPT_RETURNTRANSFER, 1);

echo htmlspecialchars(curl_exec($c));

curl_close($c);

echo "";

# config
cat < /root/.obnam.conf

[config]
repository = sftp://root@itdev/backup/
root = /var/www
log = /var/log/obnam.log
EOF

# add ssh keys

ssh-keygen
ssh-copy-id root@itdev

# backup

obnam backup

# commands

obnam ls
obnam ls --generation=2
obnam diff 2 5

# mount
apt-get install python-fuse #fuse

obnam mount --to /mnt/

Links
http://www.heise.de/artikel-archiv/ct/2013/23/170_Gut-gesichert - Gut gesichert: Verschlüsselte Datensicherung unter Linux mit Obnam

Magento: Add upload field to contact form

<?php
$URL="http://dl.panticz.de/magento/contact_attachment/form.phtml.diff";

echo "wget -q $URL -O - | patch -p2 \

/var/www/app/design/frontend/default/default/template/contacts/form.phtml";

echo "<div><pre>";
</pre></div>

$c = curl_init();
curl_setopt($c, CURLOPT_URL, $URL);
curl_setopt($c, CURLOPT_RETURNTRANSFER, 1);

echo htmlspecialchars(curl_exec($c));

curl_close($c);

echo "";

<?php
$URL="http://dl.panticz.de/magento/contact_attachment/IndexController.php.diff";

echo "wget -q $URL -O - | patch -p2 \

/var/www/app/code/core/Mage/Contacts/controllers/IndexController.php";

echo "<div><pre>";
</pre></div>

$c = curl_init();
curl_setopt($c, CURLOPT_URL, $URL);
curl_setopt($c, CURLOPT_RETURNTRANSFER, 1);

echo htmlspecialchars(curl_exec($c));

curl_close($c);

echo "";

<?php
$URL="http://dl.panticz.de/magento/contact_attachment/Mage_Contacts.csv.diff";

echo "wget -q $URL -O - | patch -p2 \

/var/www/app/locale/de_DE/Mage_Contacts.csv";

echo "<div><pre>";
</pre></div>

$c = curl_init();
curl_setopt($c, CURLOPT_URL, $URL);
curl_setopt($c, CURLOPT_RETURNTRANSFER, 1);

echo htmlspecialchars(curl_exec($c));

curl_close($c);

echo "";

Links
http://www.blog.magepsycho.com/adding-upload-field-in-contact-form-and-send-as-attachment/
http://www.magentocommerce.com/boards/viewthread/440759/

Install pipelight (watch Watchever under Linux / Ubuntu)

<?php
$URL="https://raw.githubusercontent.com/panticz/installit/master/install.pipelight.sh";

echo "wget $URL -O - | bash -";
echo "<div><pre>";
</pre></div>

$c = curl_init();
curl_setopt($c, CURLOPT_URL, $URL);
curl_setopt($c, CURLOPT_RETURNTRANSFER, 1);

echo htmlspecialchars(curl_exec($c));

curl_close($c);

echo "";

Start Watchever
chromium-browser https://www.watchever.de/login

Links
https://wiki.ubuntuusers.de/Pipelight/
http://fds-team.de/cms/pipelight-installation.html

Compile iPXE

https://ipxe.org/download

[embed_url: https://raw.githubusercontent.com/panticz/preseed/master/ipxe/scripts/build_ipxe.sh]

EFI

#make bin-x86_64-linux/ipxe.pxe
make bin-x86_64-efi/ipxe.efi
ll ./bin-x86_64-efi/ipxe.efi

Build targets
https://ipxe.org/appnote/buildtargets

List of hardware
https://ipxe.org/appnote/hardware_drivers

ToDo: https boot
http://ipxe.org/cfg/crosscert
http://ipxe.org/cfg/trust

Links
http://ipxe.org
http://ipxe.org/download
http://www.coreboot.org/IPXE

Resize filesystem on LVM

extend

lvresize -L +128G /dev/vg01/mx-home
#lvresize -l +100%FREE /dev/vg1/trusty-disk
e2fsck -f /dev/vg01/mx-home
resize2fs -p /dev/vg01/mx-home
e2fsck -f /dev/vg01/mx-home

reduce / shrink

e2fsck -f /dev/vg01/video-media
# start screen, resize2fs can take a long
resize2fs /dev/vg01/video-media 1T
lvreduce -L 1T /dev/vg01/video-media

lvextend (online)

lvextend -r -L+20G /dev/mapper/data-log

Resize disk on VMware

echo 1 > /sys/block/sda/device/rescan
growpart /dev/sda 3
lvextend -rl +100%FREE /dev/mapper/ubuntu--vg-ubuntu--lv

Ubuntu 22.04 Jammy Jellyfish

ReleaseNotes / Known issues
https://wiki.ubuntu.com/JammyJellyfish/ReleaseNotes

Download
Releases: http://releases.ubuntu.com/22.04/
Torrent: http://releases.ubuntu.com/22.04/ubuntu-22.04-desktop-amd64.iso.torrent
Cloud image (minimal): https://cloud-images.ubuntu.com/jammy/current/jammy-server-cloudimg-amd64.img

Repository

echo "deb http://de.archive.ubuntu.com/ubuntu jammy main restricted universe multiverse" | \
    sudo tee /etc/apt/sources.list.d/ubuntu-jammy.list
echo "deb http://de.archive.ubuntu.com/ubuntu jammy-updates main restricted universe multiverse" | \
    sudo tee /etc/apt/sources.list.d/ubuntu-jammy-updates.list

sudo apt update

Known issues / workarounds

# Enable cgroup v1, Cgroup v2 is now enabled by default. If you want to switch to cgroup v1 instead, you need to set the following kernel parameter:

systemd.unified_cgroup_hierarchy=0

# The RSA SHA-1 hash algorithm is being quickly deprecated. There is a workaround for re-enabling RSA at

ssh -o PubkeyAcceptedKeyTypes=+ssh-rsa user@server

re-enabling RSA SHA-1

# on SSH server
cat <> /etc/ssh/sshd_config
HostKeyAlgorithms +ssh-rsa
PubkeyAcceptedKeyTypes +ssh-rsa
EOF

sudo systemctl restart sshd

# pdfarranger (still in 22.04?)
wget http://mirrors.edge.kernel.org/ubuntu/pool/universe/p/pdfarranger/pdfarranger_1.8.2-1_all.deb
sudo dpkg -i pdfarranger_1.8.2-1_all.deb
sudo apt install --fix-broken
sudo dpkg -i pdfarranger_1.8.2-1_all.deb

Schedule
https://wiki.ubuntu.com/JammyJellyfish/ReleaseSchedule

Puppet: PHP5 module

create module structure

mkdir -p /etc/puppet/modules/php5/manifests
mkdir -p /etc/puppet/modules/php5/files

download module definiction
<?php
$URL="https://raw.githubusercontent.com/panticz/puppet/master/modules/php5/init.pp";

echo "wget -q $URL -O /etc/puppet/modules/php5/manifests/init.pp";
echo "<div><pre>";
</pre></div>

$c = curl_init();
curl_setopt($c, CURLOPT_URL, $URL);
curl_setopt($c, CURLOPT_RETURNTRANSFER, 1);

echo htmlspecialchars(curl_exec($c));

curl_close($c);

echo "";

add include to your client in /etc/puppet/manifests/site.pp
node "client1.local" inherits default {
...
include php5
...
}

Example: index.html

Links

Puppet: Apache module

create module structure

mkdir -p /etc/puppet/modules/apache/manifests
mkdir -p /etc/puppet/modules/apache/files

download module definiction
<?php
$URL="https://raw.githubusercontent.com/panticz/puppet/master/modules/apache/init.pp";

echo "wget -q $URL -O /etc/puppet/modules/apache/manifests/init.pp";
echo "<div><pre>";
</pre></div>

$c = curl_init();
curl_setopt($c, CURLOPT_URL, $URL);
curl_setopt($c, CURLOPT_RETURNTRANSFER, 1);

echo htmlspecialchars(curl_exec($c));

curl_close($c);

echo "";

add include to your client in /etc/puppet/manifests/site.pp
node "client1.local" inherits default {
...
include apache
...
}

Example: index.html

echo "Hello puppet" > /etc/puppet/modules/apache/files/index.html

Links
http://www.panticz.de/install_webserver
http://github.com/example42/puppet-apache