MeshCentral/agents/meshinstall-linux.sh
2019-04-09 11:18:09 -07:00

236 lines
6.9 KiB
Bash

#!/bin/bash
CheckStartupType() {
# echo "Checking process autostart system..."
starttype=`ps -p 1 | awk '/1/ {print $4}'`
# Systemd
if [[ $starttype == 'systemd' ]]; then return 1;
elif [[ $starttype == 'init' ]];
then
# Upstart
if [[ `/sbin/init --version` =~ upstart ]]; then return 2;
# Sysv-init
return 3;
fi
fi
return 0;
}
# Add "StartupType=(type)" to .msh file
UpdateMshFile() {
# Remove all lines that start with "StartupType="
sed '/^StartupType=/ d' < /usr/local/mesh/meshagent.msh >> /usr/local/mesh/meshagent2.msh
# Add the startup type to the file
echo "StartupType=$starttype" >> /usr/local/mesh/meshagent2.msh
mv /usr/local/mesh/meshagent2.msh /usr/local/mesh/meshagent.msh
}
CheckInstallAgent() {
# echo "Checking mesh identifier..."
if [ -e "/usr/local" ]
then
installpath="/usr/local/mesh"
else
installpath="/usr/mesh"
fi
if [ $# -ge 2 ]
then
url=$1
meshid=$2
meshidlen=${#meshid}
if [ $meshidlen -eq 64 ]
then
machineid=0
machinetype=$( uname -m )
# If we have 3 arguments...
if [ $# -ge 3 ]
then
# echo "Computer type is specified..."
machineid=$3
else
# echo "Detecting computer type..."
if [ $machinetype == 'x86_64' ] || [ $machinetype == 'amd64' ]
then
# Linux x86, 64 bit
machineid=6
fi
if [ $machinetype == 'x86' ] || [ $machinetype == 'i686' ] || [ $machinetype == 'i586' ]
then
# Linux x86, 32 bit
machineid=5
fi
if [ $machinetype == 'armv6l' ] || [ $machinetype == 'armv7l' ]
then
# RaspberryPi 1 (armv6l) or RaspberryPi 2/3 (armv7l)
machineid=25
fi
# Add more machine types, detect KVM support... here.
fi
if [ $machineid -eq 0 ]
then
echo "Unsupported machine type: $machinetype."
else
DownloadAgent $url $meshid $machineid
fi
else
echo "MeshID is not correct, must be 64 characters long."
fi
else
echo "URI and/or MeshID have not been specified, must be passed in as arguments."
return 0;
fi
}
DownloadAgent() {
url=$1
meshid=$2
machineid=$3
# Create folder
mkdir -p /usr/local/mesh
cd /usr/local/mesh
echo "Downloading Mesh agent #$machineid..."
wget $url/meshagents?id=$machineid --no-check-certificate {{{noproxy}}}-O /usr/local/mesh/meshagent
# If it did not work, try again using http
if [ $? != 0 ]
then
url=${url/"https://"/"http://"}
wget $url/meshagents?id=$machineid {{{noproxy}}}-O /usr/local/mesh/meshagent
fi
if [ $? -eq 0 ]
then
echo "Mesh agent downloaded."
# TODO: We could check the meshagent sha256 hash, but best to authenticate the server.
chmod 755 /usr/local/mesh/meshagent
wget $url/meshsettings?id=$meshid --no-check-certificate {{{noproxy}}}-O /usr/local/mesh/meshagent.msh
# If it did not work, try again using http
if [ $? -ne 0 ]
then
wget $url/meshsettings?id=$meshid {{{noproxy}}}-O /usr/local/mesh/meshagent.msh
fi
if [ $? -eq 0 ]
then
UpdateMshFile
if [ $starttype -eq 1 ]
then
# systemd
if [ -d "/lib/systemd/system/" ]
then
echo -e "[Unit]\nDescription=MeshCentral Agent\n[Service]\nExecStart=/usr/local/mesh/meshagent\nStandardOutput=null\nRestart=always\nRestartSec=3\n[Install]\nWantedBy=multi-user.target\nAlias=meshagent.service\n" > /lib/systemd/system/meshagent.service
else
# Some distros have the systemd folder at a different place
if [ -d "/usr/lib/systemd/system/" ]
then
echo -e "[Unit]\nDescription=MeshCentral Agent\n[Service]\nExecStart=/usr/local/mesh/meshagent\nStandardOutput=null\nRestart=always\nRestartSec=3\n[Install]\nWantedBy=multi-user.target\nAlias=meshagent.service\n" > /usr/lib/systemd/system/meshagent.service
else
echo "Unable to find systemd folder."
fi
fi
systemctl enable meshagent
systemctl start meshagent
echo 'meshagent installed as systemd service.'
echo 'To start service: sudo systemctl start meshagent'
echo 'To stop service: sudo systemctl stop meshagent'
elif [ $starttype -eq 3 ]
then
# initd
wget $url/meshagents?script=2 --no-check-certificate {{{noproxy}}}-O /etc/init.d/meshagent
chmod +x /etc/init.d/meshagent
# creates symlinks for rc.d
update-rc.d meshagent defaults
service meshagent start
echo 'meshagent installed as init.d service.'
echo 'To start service: sudo service meshagent start'
echo 'To stop service: sudo service meshagent stop'
elif [ $starttype -eq 2 ]
then
# upstart
echo -e "start on runlevel [2345]\nstop on runlevel [016]\n\nrespawn\n\nchdir /usr/local/mesh\nexec /usr/local/mesh/meshagent\n\n" > /etc/init/meshagent.conf
initctl start meshagent
echo 'meshagent installed as upstart/init.d service.'
echo 'To start service: sudo initctl start meshagent'
echo 'To stop service: sudo initctl stop meshagent'
else
# unknown
echo "Unknown Service Platform Type. (ie: init, systemd, etc)"
echo "Unable to install meshagent as service."
fi
echo "Mesh agent started."
else
echo "Unable to download mesh settings at: $url/meshsettings?id=$meshid."
fi
else
echo "Unable to download mesh agent at: $url/meshagents?id=$machineid."
fi
}
UninstallAgent() {
# Uninstall agent
if [ -e "/usr/local" ]
then
installpath="/usr/local/mesh"
else
installpath="/usr/mesh"
fi
if [ $starttype -eq 1 ]
then
# systemd
rm -f /sbin/meshcmd /lib/systemd/system/meshagent.service
systemctl disable meshagent
systemctl stop meshagent
else
if [ $starttype -eq 3 ]; then
# initd
service meshagent stop
update-rc.d -f meshagent remove
rm -f /sbin/meshcmd /etc/init.d/meshagent
elif [ $starttype -eq 2 ]; then
# upstart
initctl stop meshagent
rm -f /sbin/meshcmd
rm -f /etc/init/meshagent.conf
rm -f /etc/rc2.d/S20mesh /etc/rc3.d/S20mesh /etc/rc5.d/S20mesh
fi
fi
if [ -e $installpath ]
then
rm -rf $installpath/*
rmdir $installpath
fi
echo "Agent uninstalled."
}
CheckStartupType
starttype=$?
#echo "Type: $starttype"
currentuser=$( whoami )
if [ $currentuser == 'root' ]
then
if [ $# -eq 0 ]
then
echo -e "This script will install or uninstall a mesh agent, usage:\n $0 [serverurl] [meshid] (machineid)\n $0 uninstall"
else
if [ $# -eq 1 ]
then
if [ $1 == 'uninstall' ] || [ $1 == 'UNINSTALL' ]
then
UninstallAgent
fi
else
CheckInstallAgent $1 $2 $3
fi
fi
else
echo "Must be root to install or uninstall mesh agent."
fi