MeshCentral/agents/meshinstall-linux.sh

306 lines
9.7 KiB
Bash

#!/usr/bin/env bash
CheckStartupType() {
# 1 = Systemd
# 2 = Upstart
# 3 = init.d
# 5 = BSD
# echo "Checking if Linux or BSD Platform"
plattype=`uname | awk '{ tst=tolower($0);a=split(tst, res, "bsd"); if(a==1) { print "LINUX"; } else { print "BSD"; }}'`
if [[ $plattype == 'BSD' ]]
then return 5;
fi
# echo "Checking process autostart system..."
starttype1=`cat /proc/1/status | grep 'Name:' | awk '{ print $2; }'`
starttype2=`ps -p 1 -o command= | awk '{a=split($0,res," "); b=split(res[a],tp,"/"); print tp[b]; }'`
# Systemd
if [[ $starttype1 == 'systemd' ]]
then return 1;
elif [[ $starttype1 == 'init' || $starttype2 == 'init' ]]
then
if [ -d "/etc/init" ]
then
return 2;
else
return 3;
fi
fi
return 0;
}
# Add "StartupType=(type)" to .msh file
UpdateMshFile() {
# Remove all lines that start with "StartupType="
sed '/^StartupType=/ d' < /usr/local/mesh/meshagent.msh >> /usr/local/mesh/meshagent2.msh
# Add the startup type to the file
echo "StartupType=$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
if [ $starttype -eq 5 ]
then
# FreeBSD x86, 64 bit
machineid=30
else
# Linux x86, 64 bit
bitlen=$( getconf LONG_BIT )
if [ $bitlen == '32' ]
then
# 32 bit OS
machineid=5
else
# 64 bit OS
machineid=6
fi
fi
fi
if [ $machinetype == 'x86' ] || [ $machinetype == 'i686' ] || [ $machinetype == 'i586' ]
then
if [ $starttype -eq 5 ]
then
# FreeBSD x86, 32 bit
machineid=31
else
# Linux x86, 32 bit
machineid=5
fi
fi
if [ $machinetype == 'armv6l' ] || [ $machinetype == 'armv7l' ]
then
# RaspberryPi 1 (armv6l) or RaspberryPi 2/3 (armv7l)
machineid=25
fi
if [ $machinetype == 'aarch64' ]
then
# RaspberryPi 3B+ running Ubuntu 64 (aarch64)
machineid=26
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 {{{wgetoptionshttps}}}-O /usr/local/mesh/meshagent || curl {{{curloptionshttps}}}--output /usr/local/mesh/meshagent $url/meshagents?id=$machineid
# If it did not work, try again using http
if [ $? != 0 ]
then
url=${url/"https://"/"http://"}
wget $url/meshagents?id=$machineid {{{wgetoptionshttp}}}-O /usr/local/mesh/meshagent || curl {{{curloptionshttp}}}--output /usr/local/mesh/meshagent $url/meshagents?id=$machineid
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 {{{wgetoptionshttps}}}-O /usr/local/mesh/meshagent.msh || curl {{{curloptionshttps}}}--output /usr/local/mesh/meshagent.msh $url/meshsettings?id=$meshid
# If it did not work, try again using http
if [ $? -ne 0 ]
then
wget $url/meshsettings?id=$meshid {{{wgetoptionshttp}}}-O /usr/local/mesh/meshagent.msh || curl {{{curloptionshttp}}}--output /usr/local/mesh/meshagent.msh $url/meshsettings?id=$meshid
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 {{{wgetoptionshttps}}}-O /etc/init.d/meshagent || curl {{{curloptionshttps}}}--output /etc/init.d/meshagent $url/meshagents?script=2
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'
elif [ $starttype -eq 5 ]
then
# FreeBSD
wget $url/meshagents?script=5 {{{wgetoptionshttps}}}-O /usr/local/etc/rc.d/meshagent || curl {{{curloptionshttps}}}--output /usr/local/etc/rc.d/meshagent $url/meshagents?script=5
chmod +x /usr/local/etc/rc.d/meshagent
service meshagent start
echo 'meshagent installed as BSD service.'
echo 'To start service: sudo service meshagent start'
echo 'To stop service: sudo service meshagent stop'
else
# unknown
echo "Unknown Service Platform Type. (ie: init, systemd, etc)"
echo "Installing as Pseudo Service (Mesh Daemon)"
/usr/local/mesh/meshagent -exec "require('service-manager').manager.installService({name: 'meshagent', servicePath: process.execPath, files: ['/usr/local/mesh/meshagent.msh']});process.exit();"
/usr/local/mesh_daemons/daemon start meshagent
echo 'To start service: /usr/local/mesh_daemons/daemon start meshagent'
echo 'To stop service: /usr/local/mesh_daemons/daemon stop meshagent'
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
systemctl disable meshagent
systemctl stop meshagent
rm -f /sbin/meshcmd /lib/systemd/system/meshagent.service
systemctl stop meshagentDiagnostic &> /dev/null
rm -f /lib/systemd/system/meshagentDiagnostic.service &> /dev/null
else
if [ $starttype -eq 3 ]; then
# initd
service meshagent stop
update-rc.d -f meshagent remove
rm -f /sbin/meshcmd /etc/init.d/meshagent
service meshagentDiagnostic stop &> /dev/null
rm -f /etc/init.d/meshagentDiagnostic &> /dev/null
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
initctl stop meshagentDiagnostic &> /dev/null
rm -f /etc/init/meshagentDiagnostic.conf &> /dev/null
elif [ $starttype -eq 5 ]; then
# FreeBSD
service meshagent stop
service meshagentDiagnostic stop &> /dev/null
rm -f /usr/local/etc/rc.d/meshagent
rm -f /usr/local/etc/rc.d/meshagentDiagnostic &> /dev/null
fi
fi
if [ -e $installpath ]
then
rm -rf $installpath/*
rmdir $installpath
fi
rm -rf /usr/local/mesh_services/meshagentDiagnostic &> /dev/null
rm -f /etc/cron.d/meshagentDiagnostic_periodicStart &> /dev/null
echo "Agent uninstalled."
}
CheckStartupType
starttype=$?
#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
UninstallAgent
CheckInstallAgent $1 $2 $3
fi
fi
else
echo "Must be root to install or uninstall mesh agent."
fi