git.slaskete.net - einar-bin/blob - addfollowmeprint.sh

   1 #!/bin/bash
   2 # This script installs the FollowMe print queue at NTNU on Linux and possibly Mac systems.
   3 # The targeted and tested distros are: Debian, Ubuntu (and derivates), Fedora, CentOS, OpenSUSE and Mint
   4 # Copyright © 2017-2019 einar.haraldseid@ntnu.no
   5
   6 # Documentation
   7 function usage {
   8   echo "Usage: ./$(basename "${0}") [OPTIONS]"
   9   echo "Options:"
  10   echo " -m, --model {ricoh|generic}     Printer model to install (default: generic)"
  11   echo " -d, --driver {pcl|postscript}   Printer driver to use (default: postscript)"
  12   echo " -f, --force                     Force running script as if on Linux systems"
  13   echo " -p, --plaintext                 Store credentials as plaintext in /etc/cups/printers.conf (Linux only)"
  14   echo " -h, --help                      Display this help text"
  15 }
  16
  17 # Print errors to STDERR
  18 function printerror() {
  19   echo "${*}" 1>&2
  20 }
  21
  22 # Set default options that may be overridden by passed options below
  23 Model="generic"
  24 Driver="postscript"
  25
  26 # Set other default options
  27 PrintServer="followprint.win.ntnu.no"
  28 PrintFile="ntnuprint-ricoh"
  29 Workgroup="WIN-NTNU-NO"
  30 QueueName="FollowMe"
  31
  32 while [[ $# -gt 0 ]]; do
  33   Key="${1}"
  34
  35   case ${Key} in
  36     -m|--model)
  37       Model=$(echo "${2}" | tr "[:upper:]" "[:lower:]")
  38       if [ "${Model}" != "ricoh" ] && [ "${Model}" != "generic" ]; then
  39         printerror "Unknown model ${Model}, please choose one of ricoh or generic"
  40         exit 1
  41       fi
  42       shift # Jump to next argument
  43       ;;
  44     -f|--force)
  45       Force="YES"
  46       shift # Jump to next argument
  47       ;;
  48     -d|--driver)
  49       Driver=$(echo "${2}" | tr "[:upper:]" "[:lower:]")
  50       if [ "${Driver}" != "postscript" ] && [ "${Driver}" != "pcl" ]; then
  51         printerror "Unknown driver ${Driver}, plase choose one of postscript or pcl"
  52         exit 1
  53       fi
  54       shift # Jump to next argument
  55       ;;
  56     -p|--plaintext)
  57       Plaintext="YES"
  58       shift # Jump to next argument
  59       ;;
  60     -h|--help)
  61       usage
  62       exit 0
  63       ;;
  64     *)
  65       # Unknown argument
  66       echo "Unknown argument: ${Key}"
  67       exit 1
  68       ;;
  69   esac
  70
  71   shift # past argument or value
  72 done
  73
  74 # Make sure we have sudo powers when we need it
  75 if ! sudo -k; then
  76   printerror "This script requires sudo to function"
  77   exit 1
  78 fi
  79
  80 # But don't run as super user, otherwise we can't access the keyring
  81 if [ ${UID} -eq 0 ]; then
  82   if [ "${Plaintext}" != "YES" ]; then
  83     printerror "Please run this script as your normal user, we will prompt you for your sudo password when needed. Or you can use the --plaintext option"
  84     exit 1
  85   fi
  86 else
  87   echo "Please provide sudo password, as some parts of this script requires it"
  88   if ! sudo true; then
  89     printerror "Sorry, this script requires working sudo privileges to function"
  90     exit 1
  91   fi
  92 fi
  93
  94 # Test for supported OS
  95 Uname=$(uname | tr "[:upper:]" "[:lower:]")
  96 if [ "${Uname}" != "darwin" ] && [ "${Uname}" != "linux" ] && [ "${Force}" != "YES" ]; then
  97   printerror "I don't think I can run on ${Uname}, but if you insist, please use -f to force Linux detection. This may not work, though."
  98   exit 1
  99 fi
 100
 101 # Set Uname to linux if we are forcing running the script
 102 if [ "${Force}" = "YES" ]; then
 103   Uname="linux"
 104 fi
 105
 106 # Set printer driver path based on driver (we will override these if we're specific distros
 107 if [ "${Driver}" = "postscript" ]; then
 108   DriverPath="drv:///sample.drv/generic.ppd"
 109 else
 110   DriverPath="drv:///sample.drv/generpcl.ppd"
 111 fi
 112
 113 # Test for CUPS
 114 if ! sudo bash -c "command -v lpadmin" > /dev/null 2>&1; then
 115   printerror "You must have CUPS installed to add printers. Please install CUPS."
 116   exit 1
 117 fi
 118
 119 # Tests for Linux systems
 120 if [ "${Uname}" = "linux" ]; then
 121   # Test if smbclient is installed
 122   if ! command -v smbclient >/dev/null 2>&1; then
 123     printerror "You must have smbclient installed to print to NTNU followprint. Please install smbclient."
 124     exit 1
 125   fi
 126
 127   # Test if secret-tool is installed
 128   if ! command -v secret-tool >/dev/null 2>&1; then
 129     printerror "You must have secret-tool installed for this script to work. Please install libsecret-tools (Debian-systems) or secret-tool (Fedora/CentOS)."
 130     exit 1
 131   fi
 132
 133   # Try to determine if the necessary printer drivers are installed, and set correct driver paths
 134
 135   # This should match OpenSUSE, and probably SUSE Enterprise, and other derivates that use zypper as the primary package manager
 136   if command -v zypper >/dev/null 2>&1; then
 137     if [ "${Driver}" = "postscript" ]; then
 138       if [ "${Model}" = "ricoh" ]; then
 139         if ! sudo rpm -q OpenPrintingPPDs-postscript >/dev/null 2>&1; then
 140           printerror "You don't seem to have the correct printer drivers installed, please run:"
 141           printerror "  sudo zypper install OpenPrintingPPDs-postscript"
 142           printerror "first, or use the generic model instead."
 143           exit 1
 144         else
 145           DriverPath="OpenPrintingPPDs/postscript/Ricoh-MP_C6003.Postscript-Ricoh.ppd.gz"
 146         fi
 147       else
 148         DriverPath="Postscript.ppd.gz"
 149       fi
 150     else
 151       if ! sudo rpm -q OpenPrintingPPDs-ghostscript >/dev/null 2>&1; then
 152         printerror "You don't seem to have the correct printer drivers installed, please run:"
 153         printerror "  sudo zypper install OpenPrintingPPDs-ghostscript"
 154         printerror "first, or use the generic model instead."
 155         exit 1
 156       else
 157         if [ "${Model}" = "ricoh" ]; then
 158           DriverPath="OpenPrintingPPDs/ghostscript/Ricoh-MP_C6003.pxlcolor-Ricoh.ppd.gz"
 159         else
 160           DriverPath="OpenPrintingPPDs/ghostscript/Generic-PCL_6_PCL_XL_Printer.pxlcolor.ppd.gz"
 161         fi
 162       fi
 163     fi
 164   else
 165     # The rest of the systems can use drv:/// paths for the generic drivers, but we need to detect various distros for advice on installing Ricoh drivers
 166     if [ "${Model}" = "ricoh" ]; then
 167       # This should match Fedora and other modern rpm based systems that have dnf as the primary package manager
 168       if command -v dnf >/dev/null 2>&1; then
 169         if ! sudo rpm -q foomatic-db-ppds > /dev/null 2>&1; then
 170           printerror "You don't seem to have the correct printer drivers installed, please run:"
 171           printerror "  sudo dnf install foomatic-db-ppds"
 172           printerror "first, or use the generic model instead."
 173           exit 1
 174         else
 175           if [ "${Driver}" = "postscript" ]; then
 176             DriverPath="foomatic-db-ppds/Ricoh/PS/Ricoh-MP_C6003_PS.ppd.gz"
 177           else
 178             DriverPath="foomatic-db-ppds/Ricoh/PXL/Ricoh-MP_C6003_PXL.ppd.gz"
 179           fi
 180         fi
 181       # This should match CentOS, RHEL and other RHEL based distros that have yum as the primary package manager
 182       elif command -v yum >/dev/null 2>&1; then
 183         if ! sudo rpm -q foomatic-filters > /dev/null 2>&1; then
 184           printerror "You don't seem to have the foomatic-filters package installed, please run:"
 185           printerror "  sudo yum install foomatic-filters"
 186           printerror "first, or use the generic model instead."
 187           exit 1
 188         fi
 189         if ! sudo rpm -q foomatic-db-ppds > /dev/null 2>&1; then
 190           printerror "You don't seem to have the correct printer drivers installed, please run:"
 191           printerror "  sudo yum install foomatic-db-ppds"
 192           printerror "first, or use the generic model instead."
 193           exit 1
 194         else
 195           if [ "${Driver}" = "postscript" ]; then
 196             DriverPath="foomatic-db-ppds/Ricoh/PS/Ricoh-MP_C6003_PS.ppd.gz"
 197           else
 198             DriverPath="foomatic-db-ppds/Ricoh/PXL/Ricoh-MP_C6003_PXL.ppd.gz"
 199           fi
 200         fi
 201       fi
 202       # This should match Debian, Ubuntu and most if not all derivates that use dpkg as the primary package manager
 203       if command -v dpkg >/dev/null 2>&1; then
 204         if ! sudo dpkg -s openprinting-ppds > /dev/null 2>&1; then
 205           printerror "You must have the correct printer drivers installed, please run:"
 206           printerror "  sudo apt-get install openprinting-ppds"
 207           printerror "first, or use the generic model instead."
 208           exit 1
 209         else
 210           if [ "${Driver}" = "postscript" ]; then
 211             DriverPath="openprinting-ppds:0/ppd/openprinting/Ricoh/PS/Ricoh-MP_C6003_PS.ppd"
 212           else
 213             DriverPath="openprinting-ppds:0/ppd/openprinting/Ricoh/PXL/Ricoh-MP_C6003_PXL.ppd"
 214           fi
 215         fi
 216       fi
 217     fi
 218   fi
 219 fi
 220
 221 echo "This script will add a new printer called ${QueueName}, connecting to the
 222 print server ${PrintServer} using your user name and password from NTNU."
 223
 224 # Get username and password
 225 printf "User name: "
 226 read -r Username
 227 printf "Password: "
 228 Settings=$(stty -g)
 229 stty -echo
 230 read -r Password
 231 stty "${Settings}"
 232
 233 echo ""
 234
 235 # Some further tests for Linux systems
 236 if [ "${Uname}" = "linux" ]; then
 237   # Test for valid username and password
 238   # Bonus: find out if the print share is actually available
 239   PrintServerIP=$(getent ahostsv4 ${PrintServer} | head -n 1 | cut -d " " -f 1)
 240   if ! smbclient -U "${Workgroup}/${Username}%${Password}" -L "//${PrintServer}" -I "${PrintServerIP}" > /dev/null 2>&1; then
 241     printerror "User name or password incorrect, or no contact with the print server ${PrintServer}."
 242     exit 1
 243   fi
 244   ShareFound=$(smbclient -U "${Workgroup}/${Username}%${Password}" -L "//${PrintServer}" -I "${PrintServerIP}" -g 2>/dev/null | grep ${PrintFile} | cut -d "|" -f 1)
 245   if [ "${ShareFound}" != "Printer" ]; then
 246     printerror "Could not find printer share called ${PrintFile} on the server"
 247     printerror "This script must be broken or outdated. Please contact orakel@ntnu.no for further assistance."
 248     exit 1
 249   fi
 250 fi
 251
 252 # Similar tests for OSX
 253 if [ "${Uname}" = "darwin" ]; then
 254   if ! smbutil view -A "//${Workgroup};${Username}:${Password}@${PrintServer}" > /dev/null 2>&1; then
 255     printerror "User name or password incorrect, or no contact with the print server ${PrintServer}."
 256     exit 1
 257   fi
 258   ShareFound=$(smbutil view "//${Workgroup};${Username}:${Password}@${PrintServer}" 2>/dev/null | grep ${PrintFile} | cut -d " " -f 1)
 259   if [ "${ShareFound}" != "${PrintFile}" ]; then
 260     printerror "Could not find printer share called ${PrintFile} on the server"
 261     printerror "This script must be broken or outdated. Please contact orakel@ntnu.no for further assistance."
 262     exit 1
 263   fi
 264 fi
 265
 266 # Finally we can add the printer, let's remove any existing printer share with the same name first
 267 sudo lpadmin -x ${QueueName} > /dev/null 2>&1
 268
 269 # The Linux way
 270 if [ "${Uname}" = "linux" ]; then
 271   if [ "${Plaintext}" = "YES" ]; then
 272     PrinterShare="smb://${Workgroup}/${Username}:${Password}@${PrintServer}/${PrintFile}"
 273     AuthInfo="none"
 274     echo -e "\nNOTE: Your credentials will be stored in plaintext in /etc/cups/printers.conf.\nThis is usually only necessary on headless systems or on systems that don't run a dbus-daemon and/or a keyring that can provide the org.freedesktop.secrets service.\nNeedless to say, this is not a good idea on multi-user systems.\n"
 275   else
 276     PrinterShare="smb://${Workgroup}/${PrintServer}/${PrintFile}"
 277     AuthInfo="username,password"
 278     echo -e "\nNOTE: Due to the way credentials are stored and accessed on Linux, some print operations will still halt for credentials, notably the \"Print test page\" function and printing from LibreOffice. In those cases, supply your normal NTNU username and password. If this becomes too tedious, you can try using the --plaintext option.\n"
 279   fi
 280   if ! sudo lpadmin  -p ${QueueName} \
 281    -D "FollowMe print queue at NTNU" \
 282    -L "Many locations" \
 283    -v "${PrinterShare}" \
 284    -m "${DriverPath}" \
 285    -o auth-info-required="$AuthInfo" \
 286    -u allow:all -E; then
 287     printerror "Could not connect to printer share. See above error for details."
 288     exit 1
 289   fi
 290   if [ "${Plaintext}" != "YES" ]; then
 291     # Add credentials to the keyring
 292     if ! echo -n "${Password}" | secret-tool store \
 293      --label "ipp://localhost:631/printers/$QueueName" \
 294      uri "ipp://localhost:631/printers/${QueueName}" \
 295      user "${Username}"; then
 296       printerror "Could not store credentials to the keyring, see above error for details. A workaround can be to use the option --plaintext"
 297     fi
 298   fi
 299 fi
 300
 301 # The OSX way
 302 if [ "${Uname}" = "darwin" ]; then
 303   if ! sudo lpadmin -p ${QueueName} \
 304    -D "FollowMe print queue at NTNU" \
 305    -L "Many locations" \
 306    -v "smb://${PrintServer}/${PrintFile}" \
 307    -m "${DriverPath}" \
 308    -o printer-is-shared=false -o printer-op-policy=authenticated \
 309    -u allow:all -E; then
 310     printerror "Could not connect to printer share. See above error for details."
 311     exit 1
 312   fi
 313
 314   sudo cupsenable "${QueueName}"
 315   sudo cupsaccept "${QueueName}"
 316
 317   # Add credentials to the keychain if they are missing
 318   # Shamelessly stolen^W^WBorrowed from https://github.com/Orakeltjenesten/scripts/blob/33abfb353524f449f0bbdee27adb2f1f0a9756a2/print/ntnuprint-mac.sh
 319   # TODO: Since we should have a known-good username and password at this stage it's unwise to re-use the existing credentials, can we simply drop the test?
 320   if ! security find-internet-password -s ${PrintServer} >/dev/null 2>&1; then
 321     security -v add-internet-password -a "${Workgroup}\\${Username}" -s ${PrintServer} \
 322      -w "${Password}" -D "Network Password" -r "smb " -l "${QueueName}" \
 323      -T /System/Library/CoreServices/NetAuthAgent.app -T 'group://NetAuth' \
 324      -T /System/Library/CoreServices/NetAuthAgent.app/Contents/MacOS/NetAuthSysAgent >/dev/null 2>&1
 325   fi
 326 fi
 327
 328 # Set correct paper size and enable the duplexer option
 329 if ! sudo lpadmin -p ${QueueName} -o PageSize=A4 -o Option1=True; then
 330   printerror "Could not set default options on the print queue ${QueueName}. See above error for details."
 331   exit 1
 332 fi
 333
 334 # Set as default
 335 if ! sudo lpadmin -d ${QueueName}; then
 336   printerror "Could not set the print queue ${QueueName} as default printer. See above error for details."
 337   exit 1
 338 fi
 339
 340 echo "Printer successfully installed."