1 | #!/bin/sh |
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2 | |
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3 | cd /debathena-jaunty |
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4 | |
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5 | touch preseed |
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6 | |
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7 | pxetype="" |
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8 | |
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9 | # Using debconf here will hang, so parse the command line manually. |
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10 | # Commented out in the belief that hackbooting *into* the jaunty installer is now always the wrong thing. |
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11 | # clusterforce=`sed -e 's/ /\n/g' < /proc/cmdline | grep debathena/clusterforce | sed -e 's/.*=//'` |
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12 | clusteraddr=`sed -e 's/ /\n/g' < /proc/cmdline | grep debathena/clusteraddr | sed -e 's/.*=//'` |
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13 | |
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14 | if [ "$clusteraddr" ] ; then IPADDR=$clusteraddr ; fi |
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15 | |
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16 | if [ "$clusteraddr" -a "$clusterforce" = yes ] ; then pxetype=cluster ; fi |
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17 | |
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18 | netconfig () { |
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19 | echo "Configuring network..." |
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20 | mp=/debathena-jaunty |
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21 | export IPADDR NETMASK GATEWAY SYSTEM CONTROL |
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22 | while [ -z "$IPADDR" ] ; do |
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23 | echo -n "Enter IP address: " |
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24 | read IPADDR |
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25 | done |
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26 | NETMASK=`$mp/athena/netparams -f $mp/athena/masks $IPADDR|cut -d\ -f 1` |
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27 | net=`$mp/athena/netparams -f $mp/athena/masks $IPADDR|cut -d\ -f 2` |
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28 | bc=`$mp/athena/netparams -f $mp/athena/masks $IPADDR|cut -d\ -f 3` |
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29 | GATEWAY=`$mp/athena/netparams -f $mp/athena/masks $IPADDR|cut -d\ -f 4` |
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30 | maskbits=`$mp/athena/netparams -f $mp/athena/masks $IPADDR|cut -d\ -f 5` |
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31 | |
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32 | echo "Address: $IPADDR" |
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33 | echo |
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34 | echo "Autoconfigured settings:" |
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35 | echo " Netmask bits: $maskbits" |
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36 | echo " Broadcast: $bc" |
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37 | echo " Gateway: $GATEWAY" |
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38 | |
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39 | if [ "$clusterforce" != yes ] ; then |
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40 | echo -n "Are these OK? [Y/n]: "; read response |
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41 | case $response in |
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42 | y|Y|"") ;; |
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43 | *) |
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44 | echo -n "Netmask bits [$maskbits]: "; read r; if [ "$r" ] ; then maskbits=$r ; fi |
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45 | echo -n "Broadcast [$bc]: "; read r; if [ "$r" ] ; then bc=$r ; fi |
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46 | echo -n "Gateway [$GATEWAY]: "; read r; if [ "$r" ] ; then GATEWAY=$r ; fi |
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47 | esac |
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48 | fi |
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49 | |
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50 | # We can not set the hostname here; running "debconf-set netcfg/get_hostname" |
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51 | # causes fatal reentry problems. Setting values directly with preseeding |
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52 | # also fails, as the DHCP values override it. |
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53 | echo "Killing dhcp client." |
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54 | killall dhclient |
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55 | echo "Running: ip addr flush dev eth0" |
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56 | ip addr flush dev eth0 |
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57 | echo "Running: ip addr add $IPADDR/$maskbits broadcast $bc dev eth0" |
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58 | ip addr add $IPADDR/$maskbits broadcast $bc dev eth0 |
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59 | echo "Flushing old default route." |
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60 | route delete default 2> /dev/null |
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61 | echo "Running: route add default gw $GATEWAY" |
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62 | route add default gw $GATEWAY |
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63 | echo "Replacing installer DHCP nameserver with MIT nameservers." |
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64 | sed -e '/nameserver/s/ .*/ 18.72.0.3/' < /etc/resolv.conf > /etc/resolv.conf.new |
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65 | echo "nameserver 18.70.0.160" >> /etc/resolv.conf.new |
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66 | echo "nameserver 18.71.0.151" >> /etc/resolv.conf.new |
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67 | mv -f /etc/resolv.conf.new /etc/resolv.conf |
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68 | } |
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69 | |
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70 | # Color strings. I'd like to use tput, but the installer doesn't have it. |
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71 | esc="" |
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72 | nnn="${esc}[m" # Normal |
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73 | ccc="${esc}[36m" # Cyan |
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74 | rrr="${esc}[1;31m" # Bold and red |
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75 | ddd="${esc}[1;31;47m" # Plus gray background |
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76 | ddb="${esc}[1;31;47;5m" # Plus blinking |
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77 | |
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78 | |
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79 | echo "Welcome to Athena." |
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80 | echo |
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81 | |
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82 | while [ -z "$pxetype" ] ; do |
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83 | echo "Choose one:" |
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84 | echo |
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85 | echo " 1: Perform an unattended ${ccc}debathena-cluster${nnn} install, ${rrr}ERASING your" |
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86 | echo " ENTIRE DISK${nnn}. This option is only intended for people setting up" |
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87 | echo " public cluster machines maintained by IS&T/Athena. If you select" |
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88 | echo " this option, you hereby agree with the license terms at:" |
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89 | echo " <http://dlc.sun.com/dlj/DLJ-v1.1.txt>," |
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90 | echo " Sun's Operating System Distributor License for Java version 1.1." |
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91 | echo |
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92 | echo " 2: Do a ${ccc}normal Debathena install${nnn} of Ubuntu 10.04${nnn} (Lucid Lynx)." |
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93 | echo " You'll need to answer normal Ubuntu install prompts, and then the" |
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94 | echo " Athena-specific prompts, including choosing which flavor of Debathena" |
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95 | echo " you'd like (e.g., private workstation)." |
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96 | echo |
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97 | echo " 3: Punt to a completely ${ccc}vanilla install of Ubuntu 10.04${nnn} (Lucid Lynx)." |
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98 | echo " (Note: locale and keyboard have already been set.)" |
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99 | echo |
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100 | echo " 4: /bin/sh (for rescue purposes)" |
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101 | echo |
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102 | echo -n "Choose: " |
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103 | read r |
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104 | case "$r" in |
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105 | 1) |
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106 | echo "Debathena CLUSTER it is."; pxetype=cluster ;; |
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107 | 1a) |
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108 | echo "Debathena CLUSTER it is, forced to 32-bit."; pxetype=cluster ; arch=i386;; |
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109 | 2) |
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110 | echo "Normal Debathena install it is."; pxetype=choose ;; |
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111 | 3) |
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112 | echo "Vanilla Ubuntu it is."; pxetype=vanilla;; |
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113 | 4) |
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114 | echo "Here's a shell. You'll return to this prompt when done." |
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115 | /bin/sh;; |
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116 | 9) |
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117 | echo "There is no option 9. Option 1 will do a Lucid cluster install.";; |
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118 | *) |
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119 | echo "Choose one of the above, please.";; |
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120 | esac |
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121 | done |
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122 | |
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123 | ############################################################################## |
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124 | |
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125 | if [ -z "$mirrorsite" ] ; then mirrorsite=ubuntu.media.mit.edu ; fi |
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126 | |
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127 | # Consider setting a static IP address, especially if we can't reach the mirror. |
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128 | if [ cluster != $pxetype ]; then |
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129 | # We're at a point in the install process where we can be fairly sure |
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130 | # that nothing else is happening, so "killall wget" should be safe. |
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131 | (sleep 5; killall wget >/dev/null 2>&1) & |
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132 | if wget -s http://$mirrorsite/ubuntu ; then |
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133 | if ip address show to 18/8 | grep -q . && ! ip address show to 18.2/16 | grep -q . ; then |
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134 | echo "Your computer seems to be registered on MITnet." |
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135 | else |
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136 | echo "Your computer seems not to be registered on MITnet, but the mirror" |
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137 | echo "site $mirrorsite is accessible." |
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138 | fi |
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139 | echo |
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140 | echo "${ccc}You can continue the install using your existing dynamic address.${nnn}" |
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141 | echo -n "Configure a static address anyway? [y/N]: " |
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142 | while : ; do |
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143 | read r |
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144 | case "$r" in |
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145 | N*|n*|"") break;; |
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146 | y*|Y*) netconfig; break;; |
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147 | esac |
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148 | echo -n "Choose: [y/N]: " |
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149 | done |
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150 | else |
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151 | echo "The mirror site $mirrorsite is NOT accessible in your current" |
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152 | echo "dynamic configuration." |
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153 | echo |
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154 | echo "${rrr}You must specify a static address for the installation.${nnn}" |
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155 | netconfig |
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156 | fi |
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157 | else |
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158 | netconfig |
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159 | fi |
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160 | |
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161 | if [ cluster = "$pxetype" ]; then |
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162 | if [ notreally != "$destroys" ]; then |
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163 | cat << EOF |
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164 | ************************************************************ |
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165 | ${ddb}DESTROYS${nnn} |
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166 | ${rrr}THIS PROCEDURE ${ddd}DESTROYS${nnn}${rrr} THE CONTENTS OF THE HARD DISK.${nnn} |
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167 | ${ddb}DESTROYS${nnn} |
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168 | |
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169 | IF YOU DO NOT WISH TO CONTINUE, REBOOT NOW. |
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170 | |
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171 | ************************************************************ |
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172 | |
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173 | EOF |
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174 | echo "Installing autoinstall preseed file." |
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175 | egrep -v '(^$|^#)' < preseed.autoinstall >> preseed |
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176 | else |
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177 | echo "Installing autoinstall preseed file without automated partitioning." |
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178 | egrep -v '(^$|^#|partman)' < preseed.autoinstall >> preseed |
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179 | fi |
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180 | fi |
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181 | |
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182 | # Fetch secondary (real) installer, invoking as specified above: |
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183 | if [ -z "$arch" ] ; then |
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184 | if egrep -q '^flags[ ].* lm( |$)' /proc/cpuinfo |
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185 | then arch=amd64 ; else arch=i386 |
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186 | fi |
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187 | echo "Autodetected architecture: $arch." |
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188 | else |
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189 | echo "Forced architecture: $arch." |
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190 | fi |
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191 | |
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192 | echo "Initial Debathena setup complete; ready to reboot into main installer." |
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193 | if ! [ "$clusteraddr" -a "$clusterforce" = yes ] ; then |
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194 | echo "Hit return to continue." |
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195 | read r |
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196 | fi |
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197 | |
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198 | echo "Fetching next installer phase..." |
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199 | # Network config now done above. |
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200 | mkdir /h; cd /h |
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201 | wget http://debathena.mit.edu/net-install/kexec |
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202 | wget http://debathena.mit.edu/net-install/lucid/${arch}/initrd.gz |
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203 | wget http://debathena.mit.edu/net-install/lucid/${arch}/linux |
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204 | chmod 755 kexec |
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205 | # This is just the guts of the hackboot script: |
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206 | dkargs="DEBCONF_DEBUG=5" |
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207 | hname=install-target-host |
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208 | if [ "$IPADDR" = dhcp ] ; then |
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209 | knetinfo="netcfg/get_hostname=$hname " |
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210 | else |
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211 | # There's no good way to get a hostname here, but the postinstall will deal. |
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212 | knetinfo="netcfg/disable_dhcp=true \ |
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213 | netcfg/get_domain=mit.edu \ |
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214 | netcfg/get_hostname=$hname \ |
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215 | netcfg/get_nameservers=18.72.0.3 \ |
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216 | netcfg/get_ipaddress=$IPADDR \ |
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217 | netcfg/get_netmask=$NETMASK \ |
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218 | netcfg/get_gateway=$GATEWAY \ |
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219 | netcfg/confirm_static=true" |
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220 | fi |
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221 | kargs="$knetinfo locale=en_US console-setup/layoutcode=us interface=auto \ |
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222 | url=http://18.9.60.73/installer/lucid/debathena.preseed \ |
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223 | debathena/pxetype=$pxetype debathena/clusteraddr=$IPADDR --" |
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224 | echo "Continuing in five seconds..." |
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225 | ./kexec -l linux --append="$dkargs $kargs" --initrd=initrd.gz \ |
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226 | && sleep 3 && chvt 1 && sleep 2 && ./kexec -e |
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227 | echo "Secondary installed failed; please contact release-team@mit.edu" |
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228 | echo "with the circumstances of your install attempt. Here's a shell for debugging:" |
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229 | # We don't want to let this fall through to an actual Jaunty install. |
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230 | while : ; do /bin/sh ; done |
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