Install mandos in Ubuntu 14.04

===========================================================================================================================
Mandos server
===========================================================================================================================
sudo apt-get install mandos -y
sudo service dbus reload
sudo sed -i.bak 's/;priority = SECURE256:!CTYPE-X.509:+CTYPE-OPENPGP/priority = SECURE256:!CTYPE-X.509:+CTYPE-OPENPGP:+SIGN-RSA-SHA224/g' /etc/mandos/mandos.conf
sudo service mandos start



===========================================================================================================================
Mandos client
===========================================================================================================================

install packages:
-----------------
sudo apt-get install rng-tools -y
sudo rngd -r /dev/urandom
sudo apt-get install mandos-client -y


installing mandos will fail now with the following error & thats ok:
--------------------------------------------------------------------
	gpg: fatal: can't open `/tmp/mandos-keygen-keyrings.ssRruwSwhE/trustdb.gpg': No such file or directory
	secmem usage: 3424/4896 bytes in 8/14 blocks of pool 6176/32768
	dpkg: error processing package mandos-client (--configure):
	 subprocess installed post-installation script returned error exit status 2
	Processing triggers for libc-bin (2.19-0ubuntu6.7) ...
	Errors were encountered while processing:
	 mandos-client
	E: Sub-process /usr/bin/dpkg returned an error code (1)


Download & apply mandos-keygen patch:
-------------------------------------
cd ~
wget https://launchpadlibrarian.net/192135679/mandos-keygen.patch
sudo patch /usr/sbin/mandos-keygen < mandos-keygen.patch


continue with mandos client installation after applying patch:
--------------------------------------------------------------
sudo dpkg --configure -a


fix error(mandos-client: init_gpgme failed)
------------------------------------------- 
cd ~
wget https://launchpadlibrarian.net/176298919/mandos-gpgme.diff
sudo patch /usr/share/initramfs-tools/hooks/mandos < mandos-gpgme.diff
sudo update-initramfs -k all -u


Generate client certificate:
----------------------------
sudo mandos-keygen --password --type RSA --force

[mandos-test]
host = mandos-test
fingerprint = 8998A05CC347A763DB549117F64BCCD791F599AF
secret =
    hQIOAxEGkVtdLHDQEAf/fkrUoxWHa5xFpwRf0iBWgAe8RAAuIby2q82A3etxjB8f
    +VBLvb9fmExcchpyNJLocMaucTIleTmjbu4qqcr6/BDFblqZ8osRD5qaezlyS0j6
    fBr5yL3iACMthv86oMbQQKlwT8uD/w3OlxOQrCyvwjleJKHYg36Tp6MpB6nRPQ/H
    S0c5DtC20cMy+JkX5YcdVCyBmleqoG6uv2wWmrDKd21bEV26x33DhTXbyVSIqjzQ
    wCyBlXaRgkzllMxAx1T5O+XTMd4Hu/MqDrvnrhwj5HKkppfJMUXZZkvGJnGpnV9g
    Euv1JgsCr6h3jIrGjhW1cevpRStIRfbQ2z27Ay5Ozwf9FXaqyVGMrEf5YecMA/Np
    TsiBvNSWDERVs/pznCB9nXInRNIGWYWKqyZJvQdWSGb9Qeot8NUYwEHk0GKJuaF0
    pWeOPkDLH6+rPYNtM7jOn2Ekne3lTNtpGAMxhIAAjIttn731bE+RZkltNLAPIAFv
    Et6o3IKAcNz2pjJB7XnEBblGh7S6XY2uJFLAPDQrB0UzDlDLSMGgOe4iBfhF6OtT
    bpuGhwk+OQSZn7GZnKWPU16iqqjA0nzadbZPLi8wShH5qDJS0aKkYxZD7clgxt1j
    8cTlnyMQgYIFFzeKroo+6DXe/00yNNOUtDb6LGZv5zqoamCxAsQRqEeCP554blV5
    gNKtAUFOGehXZxmVcW6sLtMqjZ9FGMGOfQjoQa88SazCUA3Hc01ONDqXbML+acDg
    mC/kVqQ0NgVVCreASAl+6akOKvlVdsjQgrrqZglAX/rI3gFRorSANe5TpGPgXo8h
    blille8mWZufiM0h9CLjpOgk8hVxleLj7rq1D+jhkaATJCJxNDaob/o3PUDCwOHx
    SH3MAIuybl2zWkkaZdX7bLuSf5MtTxOi4c5jLZ3Fq5s=


===========================================================================================================================
Mandos server
===========================================================================================================================
copy the above command output to /etc/mandos/client.conf & restart mandos:
--------------------------------------------------------------------------
sudo vim /etc/mandos/clients.conf
sudo service mandos restart


===========================================================================================================================
Mandos client
===========================================================================================================================
check configuration:
--------------------
sudo /usr/lib/mandos/plugins.d/mandos-client --pubkey=/etc/keys/mandos/pubkey.txt --seckey=/etc/keys/mandos/seckey.txt --debug; echo


*** if everyhting is ok the above command will output password sent from mandos server

THANK YOU! for having this here.

Also particularly helpful: https://mail.recompile.se/pipermail/mandos-dev/2016-October/000360.html