[1058] | 1 | # This document is a how-to for installing a Fedora scripts.mit.edu server. |
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[181] | 2 | |
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[1063] | 3 | set -e -x |
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| 4 | |
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| 5 | [ -e /scripts-boot-count ] || echo 0 > /scripts-boot-count |
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| 6 | |
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| 7 | source_server="old-faithful.mit.edu" |
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| 8 | |
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| 9 | boot=${1:$(cat /scripts-boot-count)} |
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| 10 | |
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[1212] | 11 | # XXX: let 'branch' be the current svn branch you are on |
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[1205] | 12 | |
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[1063] | 13 | doreboot() { |
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| 14 | echo $(( $boot + 1 )) > /scripts-boot-count; |
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| 15 | shutdown -r now "Rebooting for step $(cat /scripts-boot-count)" |
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| 16 | } |
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| 17 | |
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| 18 | YUM() { |
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| 19 | NSS_NONLOCAL_IGNORE=1 yum "$@" |
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| 20 | } |
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| 21 | |
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[1058] | 22 | # Helper files for the install are located in server/fedora/config. |
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[861] | 23 | |
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[1058] | 24 | # Start with a normal install of Fedora. |
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[861] | 25 | |
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[1063] | 26 | if [ $boot = 0 ]; then |
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[1058] | 27 | # When the initial configuration screen comes up, under "Firewall |
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| 28 | # configuration", disable the firewall, and under "System services", leave |
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| 29 | # enabled (as of Fedora 9) acpid, anacron, atd, cpuspeed, crond, |
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| 30 | # firstboot, fuse, haldaemon, ip6tables, iptables, irqbalance, |
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| 31 | # kerneloops, mdmonitor, messagebus, microcode_ctl, netfs, network, nscd, ntpd, |
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| 32 | # sshd, udev-post, and nothing else. |
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[1063] | 33 | echo "--disabled" > /etc/sysconfig/system-config-firewall |
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| 34 | for i in NetworkManager avahi-daemon bluetooth cups isdn nfslock pcscd restorecond rpcbind rpcgssd rpcidmapd sendmail; do |
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| 35 | chkconfig "$i" off |
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| 36 | done |
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[1056] | 37 | |
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[1058] | 38 | # Edit /etc/selinux/config so it has SELINUX=disabled and reboot. |
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[1063] | 39 | sed -i 's/^SELINUX=.*/SELINUX=disabled/' /etc/selinux/config |
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| 40 | doreboot |
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| 41 | fi |
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[861] | 42 | |
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[1063] | 43 | if [ $boot = 1 ]; then |
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| 44 | # Create a scripts-build user account, and set up rpm to build in |
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| 45 | # $HOME by doing a |
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| 46 | # cp config/home/scripts-build/.rpmmacros /home/scripts-build/ |
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| 47 | # (If you just use the default setup, it will generate packages |
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| 48 | # in /usr/src/redhat.) |
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| 49 | adduser scripts-build |
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| 50 | |
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[1058] | 51 | # Check out the scripts.mit.edu svn repository. Configure svn not to cache |
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| 52 | # credentials. |
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[387] | 53 | |
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[1063] | 54 | YUM install -y subversion |
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| 55 | |
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| 56 | cd /srv |
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[1205] | 57 | svn co svn://$source_server/$branch repository |
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[1063] | 58 | |
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| 59 | sed -i 's/^(# *)*store-passwords.*/store-passwords = no/' /root/.subversion/config |
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| 60 | sed -i 's/^(# *)*store-auth-creds.*/store-auth-creds = no/' /root/.subversion/config |
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[1238] | 61 | # The same tweaks should be made on /home/scripts-build/.subversion/config |
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| 62 | # once it exists (do something with svn as scripts-build) |
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[1063] | 63 | |
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| 64 | chown -R scripts-build /srv/repository |
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| 65 | |
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[1058] | 66 | # cd to server/fedora in the svn repository. |
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[1063] | 67 | cd /srv/repository/server/fedora |
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[387] | 68 | |
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[1058] | 69 | # Run "make install-deps" to install various prereqs. Nonstandard |
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| 70 | # deps are in /mit/scripts/rpm. |
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[1205] | 71 | YUM install -y make |
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[1063] | 72 | make install-deps |
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[387] | 73 | |
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[1063] | 74 | # Install bind |
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| 75 | YUM install -y bind |
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[934] | 76 | |
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[1063] | 77 | # Check out the scripts /etc configuration |
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| 78 | cd /root |
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[1205] | 79 | svn co svn://scripts.mit.edu/$branch/server/fedora/config/etc etc |
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| 80 | # backslash to make us not use the alias |
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[1063] | 81 | \cp -a etc / |
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[785] | 82 | |
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[1205] | 83 | # NOTE: You will have just lost DNS resolution and the abilit |
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| 84 | # to do password SSH in |
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| 85 | |
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| 86 | service named start |
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| 87 | chkconfig named on |
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| 88 | |
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| 89 | # XXX: This sometimes doesn't exist, but it really sucks if it |
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| 90 | # does exist. So check for it. |
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[1179] | 91 | # yum remove nss_ldap, because nss-ldapd conflicts with it |
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| 92 | |
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[1205] | 93 | # In the case of the Kerberos libraries, you'll be told that |
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| 94 | # there are conflicting files with the 64-bit versions of the packages, |
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| 95 | # which we scriptsify. You'll have to use --force to install those |
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| 96 | # rpms despite the conflicts. After doing that, you may want to |
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| 97 | # install the corresponding 64-bit scriptsified versions again, just |
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| 98 | # to be safe in case the 32-bit versions overwrite files that differ. |
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| 99 | # When you try this, it will complain that you already have the same |
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| 100 | # version installed; again, you'll need to use --force to do it anyway. |
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| 101 | |
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| 102 | # We need yumdownloader to force some RPMs |
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| 103 | # XXX: This might be wrong. Sanity check what packages ou |
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| 104 | # have when done |
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| 105 | YUM install -y yum-utils |
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| 106 | yumdownloader krb5-libs |
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| 107 | # XXX: These version numbers are hardcoded, need some cli-fu to generalize |
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[1212] | 108 | rpm -i krb5-libs-*.i586.rpm |
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| 109 | rpm -U --force krb5-libs-*.scripts.1138.x86_64.rpm |
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[1205] | 110 | |
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[1058] | 111 | # env NSS_NONLOCAL_IGNORE=1 yum install scripts-base |
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[1063] | 112 | YUM install -y scripts-base |
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[387] | 113 | |
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[1205] | 114 | # Install mit-zephyr |
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| 115 | YUM install -y mit-zephyr |
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[796] | 116 | |
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[1058] | 117 | # Remember to set NSS_NONLOCAL_IGNORE=1 anytime you're setting up |
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| 118 | # anything, e.g. using yum. Otherwise useradd will query LDAP in a stupid way |
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[1205] | 119 | # that makes it hang forever. (This is why we're using YUM, not yum) |
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[881] | 120 | |
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[1058] | 121 | # Reload the iptables config to take down the restrictive firewall |
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[1205] | 122 | service iptables restart |
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[862] | 123 | |
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[1058] | 124 | # Copy over root's dotfiles from one of the other machines. |
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[1205] | 125 | # Perhaps a useful change is to remove the default aliases |
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[1218] | 126 | # On 2009-07-01, the dotfiles to transfer where: |
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| 127 | # .bashrc .ldapvirc .screenrc .ssh (<- directory) .vimrc |
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| 128 | # Trying to scp from server to server won't work, as scp |
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| 129 | # will attempt to negotiate a server-to-server connection. |
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| 130 | # Instead, scp to your trusted machine as a temporary file, |
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| 131 | # and then push to the other server |
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[803] | 132 | |
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[1058] | 133 | # Replace rsyslog with syslog-ng by doing: |
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[1205] | 134 | rpm -e --nodeps rsyslog |
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| 135 | YUM install -y syslog-ng |
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[1211] | 136 | chkconfig syslog-ng on |
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[861] | 137 | |
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[1205] | 138 | # Install various dependencies of the scripts system, including |
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| 139 | # glibc-devel.i586 (ezyang: already installed for me), |
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| 140 | # python-twisted-core (ditto), mod_fcgid, nrpe, nagios-plugins-all. |
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| 141 | YUM install -y mod_fcgid |
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| 142 | YUM install -y nrpe |
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| 143 | YUM install -y nagios-plugins-all |
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[788] | 144 | |
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[1058] | 145 | # Disable NetworkManager with chkconfig NetworkManager off. Configure |
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| 146 | # networking on the front end and back end, and the routing table to send |
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| 147 | # traffic over the back end. Make sure that chkconfig reports "network" on, so |
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| 148 | # that the network will still be configured at next boot. |
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[1205] | 149 | # ezyang: For me, NetworkManager was not installed at this point, and |
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| 150 | # we had already done the basic config for networking front end and |
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| 151 | # back end (because I wanted ssh access, and not just conserver access) |
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[788] | 152 | |
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[1058] | 153 | # Fix the openafs /usr/vice/etc <-> /etc/openafs mapping by changing |
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| 154 | # /usr/vice/etc/cacheinfo to contain: |
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| 155 | # /afs:/usr/vice/cache:10000000 |
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[1179] | 156 | # Also fix ThisCell to contain athena.mit.edu in both directories |
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[1205] | 157 | echo "/afs:/usr/vice/cache:10000000" > /usr/vice/etc/cacheinfo |
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| 158 | # ezyang: ThisCell on b-k and c-w don't have anything special |
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| 159 | # written here |
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[788] | 160 | |
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[1058] | 161 | # Figure out why Zephyr isn't working. Most recently, it was because there |
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| 162 | # was a 64-bit RPM installed; remove it and install Joe's 32-bit one |
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[1205] | 163 | YUM erase -y mit-zephyr |
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| 164 | # mit-zephyr has a spurious dependency on mit-krb-config |
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| 165 | yumdownloader mit-zephyr.i386 |
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| 166 | # if deps change, this breaks |
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| 167 | YUM install -y libXaw.i586 libXext.i586 libXmu.i586 ncurses-libs.i586 readline.i58 |
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| 168 | rpm -i --nodeps mit-zephyr-2.1-6-linux.i386.rpm |
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[861] | 169 | |
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[1179] | 170 | # Install the athena-base, athena-lprng, and athena-lprng-misc RPMs |
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| 171 | # from the Athena 9 build (these are present in our yum repo). Note |
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| 172 | # that you will have to use --nodeps for at least one of the lprng |
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| 173 | # ones because it thinks it needs the Athena hesiod RPM. It doesn't |
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| 174 | # really. Before doing this, run it without --nodeps and arrange to |
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| 175 | # install the rest of the things it really does depend on. This will |
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| 176 | # include a bunch of 32-bit rpms; go ahead and install the .i586 versions |
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[1205] | 177 | # of them. |
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| 178 | YUM install -y athena-base |
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| 179 | YUM install -y athena-lprng |
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| 180 | yumdownloader athena-lprng-misc |
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| 181 | # ezyang: I couldn't find any deps for this that existed in the repos |
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| 182 | # You might get a "find: `/usr/athena/info': No such file or directory" |
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| 183 | # error; this is fine |
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| 184 | rpm -i --nodeps athena-lprng-misc-9.4-0.i386.rpm |
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[1179] | 185 | |
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[1058] | 186 | # Install the full list of RPMs that users expect to be on the |
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[1205] | 187 | # scripts.mit.edu servers. |
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[387] | 188 | |
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[1205] | 189 | # ezyang: Running the below I got file conflicts. To fix (since I had |
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| 190 | # botched steps above), I manually compared package lists and installed |
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| 191 | # them. If you've done the krb5 setup originally correctly, then |
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| 192 | # write down what you had to do here. |
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| 193 | yumdownloader krb5-devel |
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[1212] | 194 | rpm -i --force krb5-devel-*.i586.rpm |
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| 195 | rpm -U --force krb5-devel-*.scripts.1138.x86_64.rpm |
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[1205] | 196 | yumdownloader krb5-server |
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[1212] | 197 | rpm -i --force krb5-server-*.scripts.1138.x86_64.rpm |
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[1205] | 198 | |
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| 199 | |
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| 200 | # on another server, run: |
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| 201 | rpm -qa --queryformat "%{Name}.%{Arch}\n" | sort > packages.txt |
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| 202 | # arrange for packages.txt to be passed to the server, then run: |
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| 203 | # notice that yum is not capitalized |
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| 204 | # Also notice skip-broken |
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[1248] | 205 | cat packages.txt | NSS_NONLOCAL_IGNORE=1 xargs yum install -y --skip-broken |
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[1205] | 206 | |
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[1198] | 207 | # Check which packages are installed on your new server that are not |
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| 208 | # in the snapshot, and remove ones that aren't needed for some reason |
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| 209 | # on the new machine. Otherwise, aside from bloat, you may end up |
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| 210 | # with undesirable things for security, like sendmail. |
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[1205] | 211 | rpm -qa --queryformat "%{Name}.%{Arch}\n" | sort > newpackages.txt |
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| 212 | diff -u packages.txt newpackages.txt | less |
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| 213 | # if all went well, you'll probably see multiple kernel versions |
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| 214 | # as the only diff |
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| 215 | # ezyang: I got exim installed as another package |
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[1198] | 216 | |
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[1238] | 217 | # Check out the scripts /usr/vice/etc configuration |
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| 218 | cd /root |
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| 219 | mkdir vice |
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| 220 | cd vice |
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| 221 | svn co svn://scripts.mit.edu/trunk/server/fedora/config/usr/vice/etc etc |
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| 222 | \cp -a etc /usr/vice |
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| 223 | |
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[1058] | 224 | # Install the full list of perl modules that users expect to be on the |
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[1108] | 225 | # scripts.mit.edu servers. |
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[1058] | 226 | # - export PERL_MM_USE_DEFAULT=1 |
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| 227 | # - Run 'cpan', accept the default configuration, and do 'o conf |
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| 228 | # prerequisites_policy follow'. |
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| 229 | # - Parse the output of perldoc -u perllocal | grep head2 on an existing |
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| 230 | # server, and "notest install" them from the cpan prompt. |
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[1109] | 231 | # TO DO THIS: |
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| 232 | # On another server, run: |
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[1179] | 233 | # perldoc -u perllocal | grep head2 | cut -f 3 -d '<' | cut -f 1 -d '|' | sort -u | perl -ne 'chomp; print "notest install $_\n" if system("rpm -q --whatprovides \"perl($_)\" >/dev/null 2>/dev/null")' > /mit/scripts/config/perl-packages.txt |
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[1109] | 234 | # Then on the server you're installing, |
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[1198] | 235 | # cat perl-packages.txt | perl -MCPAN -e shell |
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[1206] | 236 | export PERL_MM_USE_DEFAULT=1 |
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| 237 | # XXX: Some interactive gobbeldygook |
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| 238 | cpan |
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| 239 | o conf prerequisites_policy follow |
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| 240 | o conf commit |
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| 241 | # on a reference server |
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| 242 | perldoc -u perllocal | grep head2 | cut -f 3 -d '<' | cut -f 1 -d '|' | sort -u | perl -ne 'chomp; print "notest install $_\n" if system("rpm -q --whatprovides \"perl($_)\" >/dev/null 2>/dev/null")' > perl-packages.txt |
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| 243 | # arrange for perl-packages.txt to be transferred to server |
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| 244 | cat perl-packages.txt | perl -MCPAN -e shell |
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[812] | 245 | |
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[1058] | 246 | # Install the Python eggs and Ruby gems and PEAR/PECL doohickeys that are on |
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| 247 | # the other scripts.mit.edu servers and do not have RPMs. |
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[1206] | 248 | # The general mode of operation will be to run the "list" command |
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| 249 | # on both servers, see what the differences are, check if those diffs |
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| 250 | # are packaged up as rpms, and install them (rpm if possible, native otherwise) |
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[1179] | 251 | # - Look at /usr/lib/python2.6/site-packages and |
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| 252 | # /usr/lib64/python2.6/site-packages for Python eggs and modules. |
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[1206] | 253 | # There will be a lot of gunk that was installed from packages; |
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| 254 | # easy-install.pth will tell you what was easy_installed. |
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[1179] | 255 | # First use 'yum search' to see if the relevant package is now available |
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| 256 | # as an RPM, and install that if it is. If not, then use easy_install. |
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[1058] | 257 | # - Look at `gem list` for Ruby gems. |
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[1179] | 258 | # Again, use 'yum search' and prefer RPMs, but failing that, 'gem install'. |
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[1206] | 259 | # ezyang: rspec-rails depends on rspec, and will override the Yum |
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| 260 | # package, so... don't use that RPM yet |
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[1058] | 261 | # - Look at `pear list` for Pear fruits (or whatever they're called). |
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[1179] | 262 | # Yet again, 'yum search' for RPMs before resorting to 'pear install'. Note |
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| 263 | # that for things in the beta repo, you'll need 'pear install package-beta'. |
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[1206] | 264 | # (you might get complaints about the php_scripts module; ignore them) |
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[1198] | 265 | # - Look at `pecl list` for PECL things. 'yum search', and if you must, |
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| 266 | # 'pecl install' needed items. |
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[1206] | 267 | # Automating this... will require a lot of batonning between |
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| 268 | # the servers. Probably best way to do it is to write an actual |
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| 269 | # script. |
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[785] | 270 | |
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[1206] | 271 | # Setup some Python config |
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| 272 | echo 'import site, os.path; site.addsitedir(os.path.expanduser("~/lib/python2.6/site-packages"))' > /usr/lib/python2.6/site-packages/00scripts-home.pth |
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[812] | 273 | |
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[1179] | 274 | # Install the credentials. There are a lot of things to remember here: |
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[1211] | 275 | # o This will be different if you're setting up our build/update server. |
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[1179] | 276 | # o You probably installed the machine keytab long ago |
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[1211] | 277 | ls -l /etc/krb5.keytab |
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[1179] | 278 | # o Use ktutil to combine the host/scripts.mit.edu and |
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| 279 | # host/scripts-vhosts.mit.edu keys with host/this-server.mit.edu in |
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| 280 | # the keytab. Do not use 'k5srvutil change' on the combined keytab |
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[1211] | 281 | # or you'll break the other servers. (real servers only) |
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[1179] | 282 | # o The daemon.scripts keytab |
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[1211] | 283 | ls -l /etc/daemon.keytab |
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| 284 | # o The SSL cert private key (real servers only) |
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| 285 | # o The LDAP password for the signup process (real servers only) |
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| 286 | # o The SQL password for the signup process (real servers only) |
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| 287 | # o The LDAP keytab for this server, which will be used later (real servers only) |
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| 288 | # o Replace the ssh host keys with the ones common to all scripts servers (real servers only) |
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| 289 | # o You'll install an LDAP certificate signed by the scripts CA later (real servers only) |
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[1179] | 290 | # o Make sure root's .k5login is correct |
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[1211] | 291 | cat /root/.k5login |
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| 292 | # o Make sure logview's .k5login is correct (real servers only) |
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[387] | 293 | |
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[1058] | 294 | # If you are setting up a test server, pay attention to |
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| 295 | # /etc/sysconfig/network-scripts and do not bind scripts' IP address. |
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[1211] | 296 | # You will also need to modify: |
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| 297 | # o /etc/ldap.conf |
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| 298 | # add: host scripts.mit.edu |
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| 299 | # o /etc/nss-ldapd.conf |
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| 300 | # replace: uri ***** |
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| 301 | # with: uri ldap://scripts.mit.edu/ |
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| 302 | # o /etc/openldap/ldap.conf |
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| 303 | # add: URI ldap://scripts.mit.edu/ |
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| 304 | # BASE dc=scripts,dc=mit,dc=edu |
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| 305 | # o /etc/httpd/conf.d/vhost_ldap.conf |
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| 306 | # replace: VhostLDAPUrl **** |
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[1212] | 307 | # with: VhostLDAPUrl "ldap://scripts.mit.edu/ou=VirtualHosts,dc=scripts,dc=mit,dc=edu" |
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[1211] | 308 | # to use scripts.mit.edu instead of localhost. |
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| 309 | # XXX: someone should write sed scripts to do this |
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[562] | 310 | |
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[1211] | 311 | # If you are setting up a test server, afsagent's cronjob will attempt |
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| 312 | # to be renewing with the wrong credentials (daemon.scripts). Change this: |
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| 313 | vim /home/afsagent/renew # replace all mentions of daemon.scripts.mit.edu |
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| 314 | |
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[1058] | 315 | # Install fedora-ds-base and set up replication (see ./HOWTO-SETUP-LDAP |
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| 316 | # and ./fedora-ds-enable-ssl-and-kerberos.diff). |
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[785] | 317 | |
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[1058] | 318 | # Make the services dirsrv, nslcd, nscd, postfix, and httpd start at |
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| 319 | # boot. Run chkconfig to make sure the set of services to be run is |
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| 320 | # correct. |
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[1211] | 321 | chkconfig dirsrv on |
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| 322 | chkconfig nslcd on |
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| 323 | chkconfig nscd on |
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| 324 | chkconfig postfix on |
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| 325 | chkconfig httpd on |
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[818] | 326 | |
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[1206] | 327 | # Postfix doesn't actually deliver mail; fix this |
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| 328 | cd /etc/postfix |
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| 329 | postmap virtual |
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[1179] | 330 | |
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[1058] | 331 | # Run fmtutil-sys --all, which does something that makes TeX work. |
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[1211] | 332 | fmtutil-sys --all |
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| 333 | # ezyang: I got errors on xetex |
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[803] | 334 | |
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[1058] | 335 | # Ensure that PHP isn't broken: |
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[1206] | 336 | mkdir /tmp/sessions |
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| 337 | chmod 01777 /tmp/sessions |
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[954] | 338 | |
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[1186] | 339 | # Ensure that fcgid isn't broken: |
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[1206] | 340 | chmod 755 /var/run/httpd |
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[1212] | 341 | # ezyang: The below didn't exist for me |
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[1206] | 342 | chmod 755 /var/run/httpd/mod_fcgid |
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[1212] | 343 | chmod 755 /var/run/mod_fcgid |
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[1186] | 344 | |
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[1211] | 345 | # Fix etc by making sure none of our config files got overwritten |
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| 346 | cd /etc |
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| 347 | svn status | grep M |
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| 348 | # ezyang: I had to revert krb5.conf, nsswitch.conf and sysconfig/openafs |
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| 349 | |
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[1058] | 350 | # Reboot the machine to restore a consistent state, in case you |
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| 351 | # changed anything. |
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[1211] | 352 | # ezyang: When I rebooted, the following things happened: |
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| 353 | # o Starting kdump failed (this is ok) |
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| 354 | # o postfix mailbombed us |
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| 355 | # o firstboot configuration screen popped up (ignored; manually will do |
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| 356 | # chkconfig after the fact) |
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[875] | 357 | |
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[1058] | 358 | # (Optional) Beat your head against a wall. |
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[562] | 359 | |
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[1058] | 360 | # Possibly perform other steps that I've neglected to put in this |
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| 361 | # document. |
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[1211] | 362 | # o In the first install of not-backward, ThisCell got clobbered, resulting |
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| 363 | # in trying to get tickets from openafs.org. Not sure when it got |
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| 364 | # clobbered -- ezyang |
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| 365 | # o For some reason, syslog-ng wasn't turning on automatically, so we weren't |
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| 366 | # getting spew |
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| 367 | |
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| 368 | # Some info about changing hostnames: it appears to be in: |
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| 369 | # o /etc/sysconfig/network |
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| 370 | # o your lvm thingies; probably don't need to edit |
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