| 1 | #!/usr/bin/env bash |
| 2 | |
| 3 | CheckStartupType() { |
| 4 | # 1 = Systemd |
| 5 | # 2 = Upstart |
| 6 | # 3 = init.d |
| 7 | # 5 = BSD |
| 8 | |
| 9 | # echo "Checking if Linux or BSD Platform" |
| 10 | plattype=`uname | awk '{ tst=tolower($0);a=split(tst, res, "bsd"); if(a==1) { print "LINUX"; } else { print "BSD"; }}'` |
| 11 | if [[ $plattype == 'BSD' ]] |
| 12 | then return 5; |
| 13 | fi |
| 14 | |
| 15 | # echo "Checking process autostart system..." |
| 16 | starttype1=`cat /proc/1/status | grep 'Name:' | awk '{ print $2; }'` |
| 17 | starttype2=`ps -p 1 -o command= | awk '{a=split($0,res," "); b=split(res[a],tp,"/"); print tp[b]; }'` |
| 18 | |
| 19 | # Systemd |
| 20 | if [[ $starttype1 == 'systemd' ]] |
| 21 | then return 1; |
| 22 | elif [[ $starttype1 == 'init' || $starttype2 == 'init' ]] |
| 23 | then |
| 24 | if [ -d "/etc/init" ] |
| 25 | then |
| 26 | return 2; |
| 27 | else |
| 28 | return 3; |
| 29 | fi |
| 30 | fi |
| 31 | return 0; |
| 32 | } |
| 33 | |
| 34 | |
| 35 | # Add "StartupType=(type)" to .msh file |
| 36 | UpdateMshFile() { |
| 37 | # Remove all lines that start with "StartupType=" |
| 38 | sed '/^StartupType=/ d' < ./meshagent.msh >> ./meshagent2.msh |
| 39 | # Add the startup type to the file |
| 40 | echo "StartupType=$starttype" >> ./meshagent2.msh |
| 41 | mv ./meshagent2.msh ./meshagent.msh |
| 42 | } |
| 43 | |
| 44 | CheckInstallAgent() { |
| 45 | # echo "Checking mesh identifier..." |
| 46 | if [ -e "/usr/local" ] |
| 47 | then |
| 48 | installpath="/usr/local/mesh" |
| 49 | else |
| 50 | installpath="/usr/mesh" |
| 51 | fi |
| 52 | if [ $# -ge 2 ] |
| 53 | then |
| 54 | uninstall=$1 |
| 55 | url=$2 |
| 56 | meshid=$3 |
| 57 | if [[ $4 =~ ^--WebProxy= ]]; |
| 58 | then |
| 59 | webproxy=$4 |
| 60 | fi |
| 61 | |
| 62 | |
| 63 | |
| 64 | meshidlen=${#meshid} |
| 65 | if [ $meshidlen -gt 63 ] |
| 66 | then |
| 67 | machineid=0 |
| 68 | machinetype=$( uname -m ) |
| 69 | |
| 70 | # If we have 3 arguments... |
| 71 | if [ $# -ge 4 ] && [ -z "$webproxy" ] |
| 72 | then |
| 73 | # echo "Computer type is specified..." |
| 74 | machineid=$4 |
| 75 | else |
| 76 | # echo "Detecting computer type..." |
| 77 | if [ $machinetype == 'x86_64' ] || [ $machinetype == 'amd64' ] |
| 78 | then |
| 79 | if [ $starttype -eq 5 ] |
| 80 | then |
| 81 | # FreeBSD x86, 64 bit |
| 82 | machineid=30 |
| 83 | else |
| 84 | # Linux x86, 64 bit |
| 85 | bitlen=$( getconf LONG_BIT ) |
| 86 | if [ $bitlen == '32' ] |
| 87 | then |
| 88 | # 32 bit OS |
| 89 | machineid=5 |
| 90 | else |
| 91 | # 64 bit OS |
| 92 | machineid=6 |
| 93 | fi |
| 94 | fi |
| 95 | fi |
| 96 | if [ $machinetype == 'x86' ] || [ $machinetype == 'i686' ] || [ $machinetype == 'i586' ] |
| 97 | then |
| 98 | if [ $starttype -eq 5 ] |
| 99 | then |
| 100 | # FreeBSD x86, 32 bit |
| 101 | machineid=31 |
| 102 | else |
| 103 | # Linux x86, 32 bit |
| 104 | machineid=5 |
| 105 | fi |
| 106 | fi |
| 107 | if [ $machinetype == 'armv6l' ] || [ $machinetype == 'armv7l' ] |
| 108 | then |
| 109 | # RaspberryPi 1 (armv6l) or RaspberryPi 2/3 (armv7l) |
| 110 | machineid=25 |
| 111 | fi |
| 112 | if [ $machinetype == 'aarch64' ] |
| 113 | then |
| 114 | # RaspberryPi 3B+ running Ubuntu 64 (aarch64) |
| 115 | machineid=26 |
| 116 | fi |
| 117 | if [ $machinetype == 'riscv64' ] |
| 118 | then |
| 119 | # RISC-V 64 bit |
| 120 | machineid=45 |
| 121 | fi |
| 122 | # Add more machine types, detect KVM support... here. |
| 123 | fi |
| 124 | |
| 125 | if [ $machineid -eq 0 ] |
| 126 | then |
| 127 | echo "Unsupported machine type: $machinetype." |
| 128 | else |
| 129 | DownloadAgent $uninstall $url $meshid $machineid |
| 130 | fi |
| 131 | |
| 132 | else |
| 133 | echo "Device group identifier is not correct, must be at least 64 characters long." |
| 134 | fi |
| 135 | else |
| 136 | echo "URI and/or device group identifier have not been specified, must be passed in as arguments." |
| 137 | return 0; |
| 138 | fi |
| 139 | } |
| 140 | |
| 141 | DownloadAgent() { |
| 142 | uninstall=$1 |
| 143 | url=$2 |
| 144 | meshid=$3 |
| 145 | machineid=$4 |
| 146 | echo "Downloading agent #$machineid..." |
| 147 | wget $url/meshagents?id=$machineid {{{wgetoptionshttps}}}-O ./meshagent || curl {{{curloptionshttps}}}--output ./meshagent $url/meshagents?id=$machineid |
| 148 | |
| 149 | # If it did not work, try again using http |
| 150 | if [ $? != 0 ] |
| 151 | then |
| 152 | url=${url/"https://"/"http://"} |
| 153 | wget $url/meshagents?id=$machineid {{{wgetoptionshttp}}}-O ./meshagent || curl {{{curloptionshttp}}}--output ./meshagent $url/meshagents?id=$machineid |
| 154 | fi |
| 155 | |
| 156 | if [ $? -eq 0 ] |
| 157 | then |
| 158 | echo "Agent downloaded." |
| 159 | # TODO: We could check the meshagent sha256 hash, but best to authenticate the server. |
| 160 | chmod 755 ./meshagent |
| 161 | wget $url/meshsettings?id=$meshid {{{wgetoptionshttps}}}-O ./meshagent.msh || curl {{{curloptionshttps}}}--output ./meshagent.msh $url/meshsettings?id=$meshid |
| 162 | |
| 163 | # If it did not work, try again using http |
| 164 | if [ $? -ne 0 ] |
| 165 | then |
| 166 | wget $url/meshsettings?id=$meshid {{{wgetoptionshttp}}}-O ./meshagent.msh || curl {{{curloptionshttp}}}--output ./meshagent.msh $url/meshsettings?id=$meshid |
| 167 | fi |
| 168 | |
| 169 | if [ $? -eq 0 ] |
| 170 | then |
| 171 | # Update the .msh file and run the agent installer/uninstaller |
| 172 | if [ $uninstall == 'uninstall' ] || [ $uninstall == 'UNINSTALL' ] |
| 173 | then |
| 174 | # Uninstall the agent |
| 175 | ./meshagent -fulluninstall |
| 176 | else |
| 177 | # Install the agent |
| 178 | UpdateMshFile |
| 179 | ./meshagent -fullinstall --copy-msh=1 $webproxy |
| 180 | fi |
| 181 | else |
| 182 | echo "Unable to download device group settings at: $url/meshsettings?id=$meshid." |
| 183 | fi |
| 184 | else |
| 185 | echo "Unable to download agent at: $url/meshagents?id=$machineid." |
| 186 | fi |
| 187 | } |
| 188 | |
| 189 | |
| 190 | CheckStartupType |
| 191 | starttype=$? |
| 192 | #echo "Type: $starttype" |
| 193 | |
| 194 | currentuser=$( whoami ) |
| 195 | if [ $currentuser == 'root' ] |
| 196 | then |
| 197 | if [ $# -eq 0 ] |
| 198 | then |
| 199 | echo -e "This script will install or uninstall a agent, usage:\n $0 [serverUrl] [deviceGroupId] (machineId)\n $0 uninstall [serverUrl] [deviceGroupId] (machineId)" |
| 200 | else |
| 201 | if [ $1 == 'uninstall' ] || [ $1 == 'UNINSTALL' ] |
| 202 | then |
| 203 | CheckInstallAgent 'uninstall' $2 $3 $4 |
| 204 | else |
| 205 | CheckInstallAgent 'install' $1 $2 $3 |
| 206 | fi |
| 207 | fi |
| 208 | else |
| 209 | echo "Must be root to install or uninstall the agent." |
| 210 | fi |