294 lines
9.2 KiB
Bash
294 lines
9.2 KiB
Bash
#!/usr/bin/env bash
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CheckStartupType() {
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# 1 = Systemd
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# 2 = Upstart
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# 3 = init.d
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# 5 = BSD
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# echo "Checking if Linux or BSD Platform"
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plattype=`uname | awk '{ tst=tolower($0);a=split(tst, res, "bsd"); if(a==1) { print "LINUX"; } else { print "BSD"; }}'`
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if [[ $plattype == 'BSD' ]]
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then return 5;
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fi
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# echo "Checking process autostart system..."
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starttype1=`cat /proc/1/status | grep 'Name:' | awk '{ print $2; }'`
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starttype2=`ps -p 1 -o command= | awk '{a=split($0,res," "); b=split(res[a],tp,"/"); print tp[b]; }'`
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# Systemd
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if [[ $starttype1 == 'systemd' ]]
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then return 1;
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elif [[ $starttype1 == 'init' || $starttype2 == 'init' ]]
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then
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if [ -d "/etc/init" ]
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then
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return 2;
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else
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return 3;
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fi
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fi
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return 0;
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}
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# Add "StartupType=(type)" to .msh file
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UpdateMshFile() {
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# Remove all lines that start with "StartupType="
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sed '/^StartupType=/ d' < /usr/local/mesh/meshagent.msh >> /usr/local/mesh/meshagent2.msh
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# Add the startup type to the file
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echo "StartupType=$starttype" >> /usr/local/mesh/meshagent2.msh
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mv /usr/local/mesh/meshagent2.msh /usr/local/mesh/meshagent.msh
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}
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CheckInstallAgent() {
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# echo "Checking mesh identifier..."
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if [ -e "/usr/local" ]
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then
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installpath="/usr/local/mesh"
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else
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installpath="/usr/mesh"
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fi
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if [ $# -ge 2 ]
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then
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url=$1
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meshid=$2
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meshidlen=${#meshid}
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if [ $meshidlen -eq 64 ]
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then
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machineid=0
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machinetype=$( uname -m )
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# If we have 3 arguments...
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if [ $# -ge 3 ]
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then
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# echo "Computer type is specified..."
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machineid=$3
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else
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# echo "Detecting computer type..."
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if [ $machinetype == 'x86_64' ] || [ $machinetype == 'amd64' ]
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then
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if [ $starttype -eq 5 ]
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then
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# FreeBSD x86, 64 bit
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machineid=30
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else
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# Linux x86, 64 bit
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machineid=6
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fi
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fi
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if [ $machinetype == 'x86' ] || [ $machinetype == 'i686' ] || [ $machinetype == 'i586' ]
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then
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if [ $starttype -eq 5 ]
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then
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# FreeBSD x86, 32 bit
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machineid=31
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else
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# Linux x86, 32 bit
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machineid=5
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fi
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fi
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if [ $machinetype == 'armv6l' ] || [ $machinetype == 'armv7l' ]
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then
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# RaspberryPi 1 (armv6l) or RaspberryPi 2/3 (armv7l)
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machineid=25
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fi
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if [ $machinetype == 'aarch64' ]
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then
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# RaspberryPi 3B+ running Ubuntu 64 (aarch64)
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machineid=26
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fi
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# Add more machine types, detect KVM support... here.
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fi
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if [ $machineid -eq 0 ]
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then
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echo "Unsupported machine type: $machinetype."
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else
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DownloadAgent $url $meshid $machineid
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fi
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else
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echo "MeshID is not correct, must be 64 characters long."
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fi
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else
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echo "URI and/or MeshID have not been specified, must be passed in as arguments."
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return 0;
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fi
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}
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DownloadAgent() {
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url=$1
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meshid=$2
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machineid=$3
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# Create folder
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mkdir -p /usr/local/mesh
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cd /usr/local/mesh
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echo "Downloading Mesh agent #$machineid..."
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wget $url/meshagents?id=$machineid {{{wgetoptionshttps}}}-O /usr/local/mesh/meshagent || curl {{{curloptionshttps}}}--output /usr/local/mesh/meshagent $url/meshagents?id=$machineid
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# If it did not work, try again using http
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if [ $? != 0 ]
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then
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url=${url/"https://"/"http://"}
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wget $url/meshagents?id=$machineid {{{wgetoptionshttp}}}-O /usr/local/mesh/meshagent || curl {{{curloptionshttp}}}--output /usr/local/mesh/meshagent $url/meshagents?id=$machineid
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fi
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if [ $? -eq 0 ]
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then
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echo "Mesh agent downloaded."
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# TODO: We could check the meshagent sha256 hash, but best to authenticate the server.
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chmod 755 /usr/local/mesh/meshagent
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wget $url/meshsettings?id=$meshid {{{wgetoptionshttps}}}-O /usr/local/mesh/meshagent.msh || curl {{{curloptionshttps}}}--output /usr/local/mesh/meshagent.msh $url/meshsettings?id=$meshid
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# If it did not work, try again using http
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if [ $? -ne 0 ]
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then
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wget $url/meshsettings?id=$meshid {{{wgetoptionshttp}}}-O /usr/local/mesh/meshagent.msh || curl {{{curloptionshttp}}}--output /usr/local/mesh/meshagent.msh $url/meshsettings?id=$meshid
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fi
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if [ $? -eq 0 ]
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then
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UpdateMshFile
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if [ $starttype -eq 1 ]
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then
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# systemd
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if [ -d "/lib/systemd/system/" ]
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then
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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
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else
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# Some distros have the systemd folder at a different place
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if [ -d "/usr/lib/systemd/system/" ]
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then
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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
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else
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echo "Unable to find systemd folder."
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fi
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fi
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systemctl enable meshagent
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systemctl start meshagent
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echo 'meshagent installed as systemd service.'
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echo 'To start service: sudo systemctl start meshagent'
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echo 'To stop service: sudo systemctl stop meshagent'
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elif [ $starttype -eq 3 ]
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then
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# initd
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wget $url/meshagents?script=2 {{{wgetoptionshttps}}}-O /etc/init.d/meshagent || curl {{{curloptionshttps}}}--output /etc/init.d/meshagent $url/meshagents?script=2
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chmod +x /etc/init.d/meshagent
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# creates symlinks for rc.d
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update-rc.d meshagent defaults
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service meshagent start
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echo 'meshagent installed as init.d service.'
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echo 'To start service: sudo service meshagent start'
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echo 'To stop service: sudo service meshagent stop'
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elif [ $starttype -eq 2 ]
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then
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# upstart
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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
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initctl start meshagent
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echo 'meshagent installed as upstart/init.d service.'
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echo 'To start service: sudo initctl start meshagent'
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echo 'To stop service: sudo initctl stop meshagent'
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elif [ $starttype -eq 5 ]
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then
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# FreeBSD
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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
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chmod +x /usr/local/etc/rc.d/meshagent
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service meshagent start
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echo 'meshagent installed as BSD service.'
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echo 'To start service: sudo service meshagent start'
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echo 'To stop service: sudo service meshagent stop'
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else
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# unknown
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echo "Unknown Service Platform Type. (ie: init, systemd, etc)"
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echo "Unable to install meshagent as service."
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fi
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echo "Mesh agent started."
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else
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echo "Unable to download mesh settings at: $url/meshsettings?id=$meshid."
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fi
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else
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echo "Unable to download mesh agent at: $url/meshagents?id=$machineid."
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fi
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}
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UninstallAgent() {
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# Uninstall agent
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if [ -e "/usr/local" ]
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then
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installpath="/usr/local/mesh"
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else
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installpath="/usr/mesh"
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fi
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if [ $starttype -eq 1 ]
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then
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# systemd
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systemctl disable meshagent
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systemctl stop meshagent
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rm -f /sbin/meshcmd /lib/systemd/system/meshagent.service
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systemctl stop meshagentDiagnostic &> /dev/null
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rm -f /lib/systemd/system/meshagentDiagnostic.service &> /dev/null
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else
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if [ $starttype -eq 3 ]; then
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# initd
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service meshagent stop
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update-rc.d -f meshagent remove
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rm -f /sbin/meshcmd /etc/init.d/meshagent
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service meshagentDiagnostic stop &> /dev/null
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rm -f /etc/init.d/meshagentDiagnostic &> /dev/null
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elif [ $starttype -eq 2 ]; then
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# upstart
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initctl stop meshagent
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rm -f /sbin/meshcmd
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rm -f /etc/init/meshagent.conf
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rm -f /etc/rc2.d/S20mesh /etc/rc3.d/S20mesh /etc/rc5.d/S20mesh
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initctl stop meshagentDiagnostic &> /dev/null
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rm -f /etc/init/meshagentDiagnostic.conf &> /dev/null
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elif [ $starttype -eq 5 ]; then
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# FreeBSD
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service meshagent stop
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service meshagentDiagnostic stop &> /dev/null
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rm -f /usr/local/etc/rc.d/meshagent
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rm -f /usr/local/etc/rc.d/meshagentDiagnostic &> /dev/null
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fi
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fi
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if [ -e $installpath ]
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then
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rm -rf $installpath/*
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rmdir $installpath
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fi
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rm -rf /usr/local/mesh_services/meshagentDiagnostic &> /dev/null
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rm -f /etc/cron.d/meshagentDiagnostic_periodicStart &> /dev/null
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echo "Agent uninstalled."
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}
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CheckStartupType
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starttype=$?
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#echo "Type: $starttype"
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currentuser=$( whoami )
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if [ $currentuser == 'root' ]
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then
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if [ $# -eq 0 ]
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then
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echo -e "This script will install or uninstall a mesh agent, usage:\n $0 [serverurl] [meshid] (machineid)\n $0 uninstall"
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else
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if [ $# -eq 1 ]
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then
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if [ $1 == 'uninstall' ] || [ $1 == 'UNINSTALL' ]
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then
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UninstallAgent
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fi
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else
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UninstallAgent
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CheckInstallAgent $1 $2 $3
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fi
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fi
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else
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echo "Must be root to install or uninstall mesh agent."
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fi
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