1 | # This document is a how-to for installing a Fedora scripts.mit.edu server. |
---|
2 | # It is semi-vaguely in the form of a shell script, but is not really |
---|
3 | # runnable as it stands. |
---|
4 | |
---|
5 | set -e -x |
---|
6 | |
---|
7 | # Some commands should be run as the scripts-build user, not root. |
---|
8 | |
---|
9 | alias asbuild="sudo -u scripts-build" |
---|
10 | |
---|
11 | # Old versions of this install document advised setting |
---|
12 | # NSS_NONLOCAL_IGNORE=1 anytime you're setting up anything, e.g. using |
---|
13 | # yum, warning that useradd will query LDAP in a stupid way that makes |
---|
14 | # it hang forever. As of Fedora 13, this does not seem to be a problem, |
---|
15 | # so it's been removed from the instructions. If an install is hanging, |
---|
16 | # though, try adding NSS_NONLOCAL_IGNORE. |
---|
17 | |
---|
18 | # This is actually just "pick an active scripts server". It can't be |
---|
19 | # scripts.mit.edu because our networking config points that domain |
---|
20 | # at localhost, and if our server is not setup at that point things |
---|
21 | # will break. |
---|
22 | source_server="cats-whiskers.mit.edu" |
---|
23 | |
---|
24 | # 'branch' is the current svn branch you are on. You want to |
---|
25 | # use trunk if your just installing a new server, and branches/fcXX-dev |
---|
26 | # if your preparing a server on a new Fedora release. |
---|
27 | branch="trunk" |
---|
28 | |
---|
29 | # 'server' is the public hostname of your server, for SCP'ing files |
---|
30 | # to and from. |
---|
31 | server=YOUR-SERVER-NAME-HERE |
---|
32 | |
---|
33 | # Start with a Scripts kickstarted install of Fedora (install-fedora) |
---|
34 | |
---|
35 | # Take updates, reboot if there's a kernel update. |
---|
36 | |
---|
37 | yum update |
---|
38 | |
---|
39 | # Check out the scripts.mit.edu svn repository. Configure svn not to cache |
---|
40 | # credentials. |
---|
41 | |
---|
42 | # Copy over root's dotfiles from one of the other machines. |
---|
43 | # Perhaps a useful change is to remove the default aliases |
---|
44 | cd /root |
---|
45 | ls -l .bashrc |
---|
46 | ls -l .ldapvirc |
---|
47 | ls -l .screenrc |
---|
48 | ls -l .ssh |
---|
49 | ls -l .vimrc |
---|
50 | ls -l .k5login |
---|
51 | # Trying to scp from server to server won't work, as scp |
---|
52 | # will attempt to negotiate a server-to-server connection. |
---|
53 | # Instead, scp to your trusted machine as a temporary file, |
---|
54 | # and then push to the other server |
---|
55 | scp -r root@$source_server:~/{.bashrc,.ldapvirc,.screenrc,.ssh,.vimrc,.k5login} . |
---|
56 | scp -r {.bashrc,.ldapvirc,.screenrc,.ssh,.vimrc,.k5login} root@$server:~ |
---|
57 | |
---|
58 | # Install the initial set of credentials (to get Kerberized logins once |
---|
59 | # krb5 is installed). Otherwise, SCP'ing things in will be annoying. |
---|
60 | # o You probably installed the machine keytab long ago |
---|
61 | ls -l /etc/krb5.keytab |
---|
62 | # Use ktutil to combine the host/scripts.mit.edu and |
---|
63 | # host/scripts-vhosts.mit.edu keys with host/this-server.mit.edu in |
---|
64 | # the keytab. Do not use 'k5srvutil change' on the combined keytab |
---|
65 | # or you'll break the other servers. (real servers only). Be |
---|
66 | # careful about writing out the keytab: if you write it to an |
---|
67 | # existing file the keys will just get appended. The correct |
---|
68 | # credential list should look like: |
---|
69 | # ktutil: l |
---|
70 | # slot KVNO Principal |
---|
71 | # ---- ---- --------------------------------------------------------------------- |
---|
72 | # 1 5 host/old-faithful.mit.edu@ATHENA.MIT.EDU |
---|
73 | # 2 3 host/scripts-vhosts.mit.edu@ATHENA.MIT.EDU |
---|
74 | # 3 2 host/scripts.mit.edu@ATHENA.MIT.EDU |
---|
75 | # o Replace the ssh host keys with the ones common to all scripts servers (real servers only) |
---|
76 | ls -l /etc/ssh/*key* |
---|
77 | # You can do that with: |
---|
78 | scp root@$source_server:/etc/ssh/*key* . |
---|
79 | scp *key* root@$server:/etc/ssh/ |
---|
80 | service sshd reload |
---|
81 | |
---|
82 | # Check out the scripts /etc configuration |
---|
83 | # backslash to make us not use the alias |
---|
84 | cd /root |
---|
85 | \cp -a etc / |
---|
86 | |
---|
87 | # NOTE: You will have just lost DNS resolution and the ability |
---|
88 | # to do password SSH in. If you managed to botch this step without |
---|
89 | # having named setup, you can do a quick fix by frobbing /etc/resolv.conf |
---|
90 | # with a non 127.0.0.1 address for the DNS server. Be sure to revert it once |
---|
91 | # you have named. |
---|
92 | |
---|
93 | # NOTE: You can get password SSH back by editing /etc/ssh/sshd_config (allow |
---|
94 | # password auth) and /etc/pam.d/sshd (comment out the first three auth |
---|
95 | # lines). However, you should have the Kerberos credentials in place |
---|
96 | # so as soon as you install the full set of Scripts packages, you'll get |
---|
97 | # Kerberized logins. |
---|
98 | |
---|
99 | # Make sure network is working. If this is a new server name, you'll |
---|
100 | # need to add it to /etc/hosts and |
---|
101 | # /etc/sysconfig/network-scripts/route-eth1. Kickstart should have |
---|
102 | # configured eth0 and eth1 correctly; use service network restart |
---|
103 | # to add the new routes in route-eth1. |
---|
104 | service network restart |
---|
105 | route |
---|
106 | ifconfig |
---|
107 | cat /etc/hosts |
---|
108 | cat /etc/sysconfig/network-scripts/route-eth1 |
---|
109 | |
---|
110 | # This is the point at which you should start updating scriptsified |
---|
111 | # packages for a new Fedora release. Consult 'upgrade-tips' for more |
---|
112 | # information. |
---|
113 | yum install -y scripts-base |
---|
114 | # Some of these packages are naughty and clobber some of our files |
---|
115 | cd /etc |
---|
116 | svn revert resolv.conf hosts sysconfig/openafs |
---|
117 | |
---|
118 | # Replace rsyslog with syslog-ng by doing: |
---|
119 | rpm -e --nodeps rsyslog |
---|
120 | yum install -y syslog-ng |
---|
121 | chkconfig syslog-ng on |
---|
122 | |
---|
123 | # Fix the openafs /usr/vice/etc <-> /etc/openafs mapping. |
---|
124 | echo "/afs:/usr/vice/cache:10000000" > /usr/vice/etc/cacheinfo |
---|
125 | echo "athena.mit.edu" > /usr/vice/etc/ThisCell |
---|
126 | |
---|
127 | # [TEST SERVER] If you're installing a test server, this needs to be |
---|
128 | # much smaller; the max filesize on XVM is 10GB. Pick something like |
---|
129 | # 500000. Also, some of the AFS parameters are kind of retarded (and if |
---|
130 | # you're low on disk space, will actually exhaust our inodes). Edit |
---|
131 | # these parameters in /etc/sysconfig/openafs |
---|
132 | |
---|
133 | # Test that zephyr is working |
---|
134 | chkconfig zhm on |
---|
135 | service zhm start |
---|
136 | echo 'Test!' | zwrite -d -c scripts -i test |
---|
137 | |
---|
138 | # Install the full list of RPMs that users expect to be on the |
---|
139 | # scripts.mit.edu servers. |
---|
140 | rpm -qa --queryformat "%{Name}.%{Arch}\n" | sort > packages.txt |
---|
141 | # arrange for packages.txt to be passed to the server, then run: |
---|
142 | # --skip-broken will (usually) prevent you from having to sit through |
---|
143 | # several minutes of dependency resolution until it decides that |
---|
144 | # it can't install /one/ package. |
---|
145 | yum install -y --skip-broken $(cat packages.txt) |
---|
146 | |
---|
147 | # Check which packages are installed on your new server that are not |
---|
148 | # in the snapshot, and remove ones that aren't needed for some reason |
---|
149 | # on the new machine. Otherwise, aside from bloat, you may end up |
---|
150 | # with undesirable things for security, like sendmail. |
---|
151 | rpm -qa --queryformat "%{Name}.%{Arch}\n" | grep -v kernel | sort > newpackages.txt |
---|
152 | diff -u packages.txt newpackages.txt | grep -v kernel | less |
---|
153 | # here's a cute script that removes all extra packages |
---|
154 | yum erase -y $(grep -Fxvf packages.txt newpackages.txt) |
---|
155 | |
---|
156 | # We need an upstream version of cgi which we've packaged ourselves, but |
---|
157 | # it doesn't work with the haskell-platform package which expects |
---|
158 | # explicit versions. So temporarily rpm -e the package, and then |
---|
159 | # install it again after you install haskell-platform. [Note: You |
---|
160 | # probably won't need this in Fedora 15 or something, when the Haskell |
---|
161 | # Platform gets updated.] |
---|
162 | rpm -e ghc-cgi-devel ghc-cgi |
---|
163 | yum install -y haskell-platform |
---|
164 | yumdownloader ghc-cgi |
---|
165 | yumdownloader ghc-cgi-devel |
---|
166 | rpm -i ghc-cgi*1.8.1*.rpm |
---|
167 | |
---|
168 | # Check out the scripts /usr/vice/etc configuration |
---|
169 | cd /root/vice |
---|
170 | \cp -a etc /usr/vice |
---|
171 | |
---|
172 | # Install the full list of perl modules that users expect to be on the |
---|
173 | # scripts.mit.edu servers. |
---|
174 | cd /root |
---|
175 | export PERL_MM_USE_DEFAULT=1 |
---|
176 | cpan # this is interactive, enter the next two lines |
---|
177 | o conf prerequisites_policy follow |
---|
178 | o conf commit |
---|
179 | # on a reference server |
---|
180 | 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 |
---|
181 | # arrange for perl-packages.txt to be transferred to server |
---|
182 | cat perl-packages.txt | perl -MCPAN -e shell |
---|
183 | |
---|
184 | # Install the Python eggs and Ruby gems and PEAR/PECL doohickeys that are on |
---|
185 | # the other scripts.mit.edu servers and do not have RPMs. |
---|
186 | # The general mode of operation will be to run the "list" command |
---|
187 | # on both servers, see what the differences are, check if those diffs |
---|
188 | # are packaged up as rpms, and install them (rpm if possible, native otherwise) |
---|
189 | # - Look at /usr/lib/python2.6/site-packages and |
---|
190 | # /usr/lib64/python2.6/site-packages for Python eggs and modules. |
---|
191 | # There will be a lot of gunk that was installed from packages; |
---|
192 | # easy-install.pth in /usr/lib/ will tell you what was easy_installed. |
---|
193 | # First use 'yum search' to see if the relevant package is now available |
---|
194 | # as an RPM, and install that if it is. If not, then use easy_install. |
---|
195 | # Pass -Z to easy_install to install them unzipped, as some zipped eggs |
---|
196 | # want to be able to write to ~/.python-eggs. (Also makes sourcediving |
---|
197 | # easier.) |
---|
198 | cat /usr/lib/python2.6/site-packages/easy-install.pth |
---|
199 | # - Look at `gem list` for Ruby gems. |
---|
200 | # Again, use 'yum search' and prefer RPMs, but failing that, 'gem install'. |
---|
201 | # ezyang: rspec-rails depends on rspec, and will override the Yum |
---|
202 | # package, so... don't use that RPM yet |
---|
203 | gem list --no-version > gem.txt |
---|
204 | gem install $(gem list --no-version | grep -Fxvf - gem.txt) |
---|
205 | # - Look at `pear list` for Pear fruits (or whatever they're called). |
---|
206 | # Yet again, 'yum search' for RPMs before resorting to 'pear install'. Note |
---|
207 | # that for things in the beta repo, you'll need 'pear install package-beta'. |
---|
208 | # (you might get complaints about the php_scripts module; ignore them) |
---|
209 | pear list | tail -n +4 | cut -f 1 -d " " > pear.txt |
---|
210 | pear config-set preferred_state beta |
---|
211 | pear channel-update pear.php.net |
---|
212 | pear install $(pear list | tail -n +4 | cut -f 1 -d " " | grep -Fxvf - pear.txt) |
---|
213 | # - Look at `pecl list` for PECL things. 'yum search', and if you must, |
---|
214 | # 'pecl install' needed items. If it doesn't work, try 'pear install |
---|
215 | # pecl/foo' or 'pecl install foo-beta' or those two combined. |
---|
216 | pecl list | tail -n +4 | cut -f 1 -d " " > pecl.txt |
---|
217 | pecl install --nodeps $(pecl list | tail -n +4 | cut -f 1 -d " " | grep -Fxvf - pecl.txt) |
---|
218 | |
---|
219 | # Setup some Python config |
---|
220 | echo 'import site, os.path; site.addsitedir(os.path.expanduser("~/lib/python2.6/site-packages"))' > /usr/lib/python2.6/site-packages/00scripts-home.pth |
---|
221 | |
---|
222 | # Install the credentials. There are a lot of things to remember here. |
---|
223 | # Be sure to make sure the permissions match up (ls -l on an existing |
---|
224 | # server!). |
---|
225 | scp root@$source_server:{/etc/{sql-mit-edu.cfg.php,daemon.keytab,pki/tls/private/scripts.key,signup-ldap-pw,whoisd-password},/home/logview/.k5login} . |
---|
226 | scp daemon.keytab signup-ldap-pw whoisd-password sql-mit-edu.cfg.php root@$server:/etc |
---|
227 | scp scripts.key root@$server:/etc/pki/tls/private |
---|
228 | scp .k5login root@$server:/home/logview |
---|
229 | chown afsagent:afsagent /etc/daemon.keytab |
---|
230 | # o The daemon.scripts keytab (will be daemon.scripts-test for test) |
---|
231 | ls -l /etc/daemon.keytab |
---|
232 | # o The SSL cert private key (real servers only) |
---|
233 | ls -l /etc/pki/tls/private/scripts.key |
---|
234 | # o The LDAP password for the signup process (real servers only) |
---|
235 | ls -l /etc/signup-ldap-pw |
---|
236 | # o The whoisd password (real servers only) |
---|
237 | ls -l /etc/whoisd-password |
---|
238 | # o Make sure logview's .k5login is correct (real servers only) |
---|
239 | cat /home/logview/.k5login |
---|
240 | |
---|
241 | # Spin up OpenAFS. This will fail if there's been a new kernel since |
---|
242 | # when you last tried. In that case, you can hold on till later to |
---|
243 | # start OpenAFS. This will take a little bit of time; |
---|
244 | service openafs-client start |
---|
245 | |
---|
246 | # Check that fs sysname is correct. You should see, among others, |
---|
247 | # 'amd64_fedoraX_scripts' (vary X) and 'scripts'. If it's not, you |
---|
248 | # probably did a distro upgrade and should update /etc/sysconfig/openafs. |
---|
249 | fs sysname |
---|
250 | |
---|
251 | # [TEST SERVER] If you are setting up a test server, pay attention to |
---|
252 | # /etc/sysconfig/network-scripts and do not bind scripts' IP address. |
---|
253 | # You will also need to modify: |
---|
254 | # o /etc/ldap.conf |
---|
255 | # add: host scripts.mit.edu |
---|
256 | # o /etc/nss-ldapd.conf |
---|
257 | # replace: uri ***** |
---|
258 | # with: uri ldap://scripts.mit.edu/ |
---|
259 | # o /etc/openldap/ldap.conf |
---|
260 | # add: URI ldap://scripts.mit.edu/ |
---|
261 | # BASE dc=scripts,dc=mit,dc=edu |
---|
262 | # o /etc/httpd/conf.d/vhost_ldap.conf |
---|
263 | # replace: VhostLDAPUrl **** |
---|
264 | # with: VhostLDAPUrl "ldap://scripts.mit.edu/ou=VirtualHosts,dc=scripts,dc=mit,dc=edu" |
---|
265 | # o /etc/postfix/virtual-alias-{domains,maps}-ldap.cf |
---|
266 | # replace: server_host ***** |
---|
267 | # with: server_host = ldap://scripts.mit.edu |
---|
268 | # to use scripts.mit.edu instead of localhost. |
---|
269 | # XXX: someone should write sed scripts to do this |
---|
270 | |
---|
271 | # [TEST SERVER] If you are setting up a test server, afsagent's cronjob |
---|
272 | # will attempt to be renewing with the wrong credentials |
---|
273 | # (daemon.scripts). Change this: |
---|
274 | vim /home/afsagent/renew # replace all mentions of daemon.scripts.mit.edu |
---|
275 | |
---|
276 | # Set up replication (see ./install-ldap). |
---|
277 | # You'll need the LDAP keytab for this server: be sure to chown it |
---|
278 | # fedora-ds after you create the fedora-ds user |
---|
279 | ls -l /etc/dirsrv/keytab |
---|
280 | cat install-ldap |
---|
281 | |
---|
282 | # Make the services dirsrv, nslcd, nscd, postfix, and httpd start at |
---|
283 | # boot. Run chkconfig to make sure the set of services to be run is |
---|
284 | # correct. |
---|
285 | chkconfig dirsrv on |
---|
286 | chkconfig nslcd on |
---|
287 | chkconfig nscd on |
---|
288 | chkconfig postfix on |
---|
289 | chkconfig httpd on |
---|
290 | |
---|
291 | # Check sql user credentials (needs to be done after LDAP is setup) |
---|
292 | chown sql /etc/sql-mit-edu.cfg.php |
---|
293 | |
---|
294 | # Postfix doesn't actually deliver mail; fix this |
---|
295 | cd /etc/postfix |
---|
296 | postmap virtual |
---|
297 | |
---|
298 | # Munin might not be monitoring packages that were installed after it |
---|
299 | munin-node-configure --suggest --shell | sh |
---|
300 | |
---|
301 | # Run fmtutil-sys --all, which does something that makes TeX work. |
---|
302 | # (Note: this errors on XeTeX which is ok.) |
---|
303 | fmtutil-sys --all |
---|
304 | |
---|
305 | # Ensure that PHP isn't broken: |
---|
306 | mkdir /tmp/sessions |
---|
307 | chmod 01777 /tmp/sessions |
---|
308 | |
---|
309 | # Ensure fcgid isn't broken (should be 755) |
---|
310 | ls -l /var/run/mod_fcgid |
---|
311 | |
---|
312 | # Fix etc by making sure none of our config files got overwritten |
---|
313 | cd /etc |
---|
314 | svn status -q |
---|
315 | # Some usual candidates for clobbering include nsswitch.conf and |
---|
316 | # sysconfig/openafs |
---|
317 | |
---|
318 | # ThisCell got clobbered, replace it with athena.mit.edu |
---|
319 | echo "athena.mit.edu" > /usr/vice/etc/ThisCell |
---|
320 | |
---|
321 | # Reboot the machine to restore a consistent state, in case you |
---|
322 | # changed anything. (Note: Starting kdump fails (this is ok)) |
---|
323 | |
---|
324 | # [OPTIONAL] Your machine's hostname is baked in at install time; |
---|
325 | # in the rare case you need to change it: it appears to be in: |
---|
326 | # o /etc/sysconfig/network |
---|
327 | # o your lvm thingies; probably don't need to edit |
---|
328 | |
---|
329 | # [TEST SERVER] More stuff for test servers |
---|
330 | # - You need a self-signed SSL cert. Generate with: |
---|
331 | openssl req -new -x509 -keyout /etc/pki/tls/private/scripts.key -out /etc/pki/tls/certs/scripts.cert -nodes |
---|
332 | # Also make /etc/pki/tls/certs/ca.pem match up |
---|
333 | # - Make (/etc/aliases) root mail go to /dev/null, so we don't spam people |
---|
334 | # - Edit /etc/httpd/conf.d/scripts-vhost-names.conf to have scripts-fX-test.xvm.mit.edu |
---|
335 | # be an accepted vhost name |
---|
336 | # - Look at the old test server and see what config changes are floating around |
---|
337 | |
---|
338 | # XXX: our SVN checkout should be updated to use scripts.mit.edu |
---|
339 | # (repository and etc) once serving actually works. |
---|
340 | cd /etc |
---|
341 | svn switch --relocate svn://$source_server/ svn://scripts.mit.edu/ |
---|
342 | cd /usr/vice/etc |
---|
343 | svn switch --relocate svn://$source_server/ svn://scripts.mit.edu/ |
---|
344 | cd /srv/repository |
---|
345 | asbuild svn switch --relocate svn://$source_server/ svn://scripts.mit.edu/ |
---|
346 | asbuild svn up # verify scripts.mit.edu works |
---|