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1.93      deraadt     4: <title>OpenBSD AnonCVS</title>
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                      7: <meta name="description" content="How to get OpenBSD updates via Internet using Anonymous CVS">
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                     12:
1.14      downsj     13: <BODY BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#23238E">
1.1       deraadt    14:
1.58      pauls      15: <img alt="[OpenBSD]" height=30 width=141 SRC="images/smalltitle.gif">
1.93      deraadt    16: <p>
                     17: <h2><font color=#e00000>Anonymous CVS</font><hr></h2>
1.14      downsj     18:
1.93      deraadt    19: <h3><font color=#0000e0>What is it?</font></h3>
1.15      grr        20: <p>
                     21: Anonymous CVS is a method of keeping your local copy of the OpenBSD source
                     22: tree up to date with respect to changes made to current OpenBSD sources.
1.14      downsj     23: <p>
1.15      grr        24: The major advantage of Anonymous CVS over other source code update
                     25: techniques is that it works directly against a central source code
                     26: repository or mirror.  This means that you have the full set of CVS
                     27: commands available to control merging and updating your changes with
                     28: other source changes and for performing diff's, change histories
                     29: and other queries against the central repository.
1.36      deraadt    30: <p>
                     31: You can use anoncvs to access our three main source repositories:
                     32: <strong>src</strong>, <strong>ports</strong>, and <strong>www</strong>.
                     33: <p>
1.43      deraadt    34: <h3><font color=#0000e0>CVS:</font></h3>
1.36      deraadt    35: <a href=why-cvs.html>
                     36: CVS is the source code control system used to manage the OpenBSD source tree.</a>
1.16      deraadt    37: It implements a central repository for all officially released source code
1.15      grr        38: and changes, while permitting developers to maintain local copies of the
                     39: source code with their working changes.  Developers with "write access"
                     40: can commit changes directly to the OpenBSD source tree, while "Anonymous
                     41: CVS" users have "read access" and can keep their local copies of the source
                     42: up to date and issue queries against the central depository.
                     43: <p>
1.22      niklas     44: The major strength of CVS is that it has the ability to perform intelligent
1.15      grr        45: merges of changes to the central repository with changes that you make to
                     46: your local copy.  This means that if you make a change to a module and
                     47: perform an update, your changes are not "blown away", rather CVS makes
                     48: best efforts to merge the changes made to the central sources with changes
                     49: you've made to your local copy.
                     50: <p>
                     51: In the event that the changes can't be completely merged, CVS provides a
                     52: "soft fallback", in terms of providing you with annotated changes to your
1.39      todd       53: local copy, preserving an unmodified copy of your version and continuing
1.15      grr        54: to update any other source modules you requested.
1.22      niklas     55: <p>
1.23      mickey     56: People who own an OpenBSD CD may have seen the CVS/ dirs on it.
1.22      niklas     57: Actually there is a reason, the CD has a checkout of the OpenBSD src/ module
1.23      mickey     58: usable to continue updating from.  Using this tree will results in a much
                     59: faster initial CVS update than a fresh checkout of the full OpenBSD
                     60: source tree.  There are two ways of using the CD:
                     61: <ul>
                     62: <li>copy the tree off it, (assuming the CD is mounted on /mnt):
1.22      niklas     63: <pre>
1.23      mickey     64:        <b>#</b> cd /mnt; cp -Rp CVS Makefile bin distrib etc games gnu \
                     65:        <b>&gt;</b> include kerberosIV lib libexec lkm regress sbin share \
                     66:        <b>&gt;</b> sys usr.bin usr.sbin /usr/src
1.22      niklas     67: </pre>
1.23      mickey     68: <li>use a union mount with the CD below a writable directory.
1.22      niklas     69: <pre>
1.23      mickey     70:        <b>#</b> mount -t union -o -b /mnt /usr/src
1.22      niklas     71: </pre>
1.23      mickey     72: </ul>
1.22      niklas     73: After this, /usr/src will be a nice checkout area where all cvs(1) commands
                     74: will work OK.
1.15      grr        75: <h4>CVS COMMAND SUMMARY</h4>
1.27      todd       76: <dt> cvs [cvs args] [cvs command] [cvs command args]
                     77: <dd> below is a listing of commonly used cvs commands.
1.15      grr        78: <dl>
                     79: <DT>add
                     80: <dd>Add a new file or directory to the repository.
                     81: <dt>get
                     82: <dd>Make a working directory of source files for editing.
                     83: <dt>commit
                     84: <dd>Apply changes to the source repository (write access)
                     85: <dt>diff
                     86: <dd>Show differences between local files and the source repository.
                     87: <dt>history
                     88: <dd>Show reports on cvs commands against the source repository.
                     89: <dt>log
                     90: <dd>Display CVS log information.
                     91: <dt>rdiff
                     92: <dd>Prepare a collection of diffs reflecting changes between release.
                     93: <dt>status
                     94: <dd>Show current status of files in the repository and local copies.
                     95: <dt>update
                     96: <DD>Bring your working directory up to date with the repository.
                     97: </dl>
1.1       deraadt    98: <p>
1.39      todd       99: To summarize, the real strength of using Anonymous CVS is that it is
1.15      grr       100: a "tolerant" source code control system - it <strong>respects</strong>
                    101: changes that you have made to your local sources and makes <strong>
                    102: "best efforts"</strong> to update your entire source tree, rather than
                    103: leaving you a list of arcane problems that have to be resolved before
                    104: continuing.
1.1       deraadt   105:
1.43      deraadt   106: <h3><font color=#0000e0>Using Anonymous CVS:</font></h3>
1.1       deraadt   107: <p>
                    108: The latest version of CVS is available at
1.47      pauls     109: <a href=http://download.cyclic.com/pub/>Cyclic</a>.
1.1       deraadt   110: Versions earlier than 1.6 are not recommended, and may not work.
                    111: If you already have OpenBSD installed, CVS is included.
                    112:
                    113: <p>
                    114: There are two levels of source tree access:
                    115:
                    116: <dl>
                    117: <dt><strong>Read-write access for developers:</strong>
                    118: <dd>Developers who need to commit changes to the source tree must have
                    119: an account on the OpenBSD machines.  Getting this access will be a
                    120: natural result of working on the sources with other OpenBSD developers.
                    121: If someone does some good work and shows they can work with the team,
                    122: they will get an account.
                    123: </dl>
                    124:
                    125: <dl>
                    126: <dt><strong>Read-only access for everyone:</strong>
                    127: <dd>Anyone can access the read-only CVS repositories. These copies
                    128: of the read-write CVS repository are mirrored often. To use one,
                    129: set your <strong>CVSROOT</strong> environment variable to one of
                    130: the following values:
1.12      grr       131: <p>
                    132: <strong>Please see the note about using ssh vs. rsh below!</strong>
                    133: <p>
1.1       deraadt   134: <ul>
                    135: <p>
1.83      millert   136: <li><strong>CVSROOT=anoncvs@anoncvs1.usa.openbsd.org:/cvs</strong><br>
                    137: Host also known as <strong>anoncvs@anoncvs4.usa.openbsd.org</strong>.<br>
1.10      millert   138: located in California, western USA.<br>
1.46      millert   139: maintained by <a href=mailto:millert@openbsd.org>Todd Miller</a>.<br>
1.83      millert   140: protocols: pserver only.<br>
1.1       deraadt   141: updated every 4 hours.<br>
                    142: <p>
1.83      millert   143: <li><strong>CVSROOT=anoncvs@anoncvs.usa.openbsd.org:/cvs</strong><br>
                    144: Host also known as <strong>anoncvs3.usa.openbsd.org</strong>.<br>
1.1       deraadt   145: located at the University of Colorado, Boulder, western USA.<br>
                    146: maintained by <a href=mailto:Todd.Miller@cs.colorado.edu>Todd Miller</a>.<br>
1.94    ! millert   147: protocols: rsh, ssh, ssh port 2022, pserver.<br>
1.1       deraadt   148: updated every 6 hours.<br>
                    149: <p>
1.76      deraadt   150: <li><strong>CVSROOT=anoncvs@anoncvs5.usa.openbsd.org:/cvs</strong><br>
                    151: Host also known as <strong>squid.nas.nasa.gov</strong>.<br>
                    152: located at Ames Research Center, Moffett Field, California, USA.<br>
1.78      deraadt   153: maintained by <a href=mailto:allison@mail.arc.nasa.gov>Tyler Allison</a>.<br>
1.77      deraadt   154: protocols: ssh only.<br>
                    155: updated every 3 hours.<br>
1.84      beck      156: <li><strong>CVSROOT=anoncvs@mirror.arc.nasa.gov:/cvs</strong><br>
                    157: located at Ames Research Center, Moffett Field, California, USA.<br>
                    158: maintained by <a href=mailto:allison@mail.arc.nasa.gov>Tyler Allison</a>.<br>
                    159: protocols: ssh only.<br>
                    160: updated every 3 hours.<br>
1.76      deraadt   161: <p>
1.31      deraadt   162: <li><strong>CVSROOT=anoncvs@anoncvs6.usa.openbsd.org:/cvs</strong><br>
                    163: Host also known as <strong>openbsd.citi.umich.edu</strong>.<br>
                    164: located at the University of Michigan, central USA.<br>
                    165: maintained by <a href=mailto:rees@umich.edu>Jim Rees</a>.<br>
                    166: protocols: ssh, ssh port 2022.<br>
                    167: updated every 12 hours.<br>
                    168: <p>
1.24      deraadt   169: <li><strong>CVSROOT=anoncvs@anoncvs1.ca.openbsd.org:/cvs</strong><br>
1.40      beck      170: Host also known as <strong>anoncvs.ca.openbsd.org</strong>,
1.74      beck      171: <strong>openbsd.sunsite.ualberta.ca</strong><br>
1.24      deraadt   172: located in Edmonton, Alberta, Canada.<br>
1.80      beck      173: maintained by <A HREF="mailto:beck@ualberta.ca">Bob Beck</A><br>
1.53      beck      174: protocols: ssh, rsh, ssh port 2022, pserver<br>
1.45      beck      175: updated every 2 hours.<br>
1.24      deraadt   176: <p>
1.1       deraadt   177: <li><strong>CVSROOT=anoncvs@anoncvs.uk.openbsd.org:/cvs</strong><br>
                    178: Host also known as <strong>dumpty.wonderland.org</strong>.<br>
                    179: located in London, UK.<br>
                    180: maintained by <a href=mailto:peter@wonderland.org>Peter Galbavy</a>.<br>
                    181: protocols: rsh.<br>
                    182: updated every 12 hours.<br>
                    183: <p>
                    184: <li><strong>CVSROOT=anoncvs@anoncvs.tw.openbsd.org:/cvs</strong><br>
1.64      deraadt   185: Host also known as <strong>OpenBSD.csie.NCTU.edu.tw</strong>.<br>
1.1       deraadt   186: located in Taipei, Taiwan.<br>
1.63      deraadt   187: maintained by <a href=mailto:lkchu@OpenBSD.csie.NCTU.edu.tw>Liang-Kai Chu</a>.<br>
1.1       deraadt   188: protocols: rsh, ssh, ssh port 2022.<br>
                    189: updated every 12 hours.<br>
                    190: <p>
                    191: <li><strong>CVSROOT=anoncvs@anoncvs.no.openbsd.org:/cvs</strong><br>
1.64      deraadt   192: Host also known as <strong>cvs.inet.no</strong>.<br>
1.1       deraadt   193: located in Norway.<br>
1.64      deraadt   194: maintained by <a href=mailto:cvsadmin@inet.no>Michael Shuldman</a>.<br>
1.1       deraadt   195: protocols: rsh, ssh, ssh port 2022.<br>
                    196: updated every 4 hours.<br>
                    197: <p>
1.33      deraadt   198: <li><strong>CVSROOT=anoncvs@anoncvs.se.openbsd.org:/cvs</strong><br>
1.54      art       199: Host also known as <strong>anoncvs.stacken.kth.se</strong>.<br>
1.33      deraadt   200: located in Sweden.<br>
                    201: maintained by <a href=mailto:anoncvs@stacken.kth.se>Magnus Holmberg</a>.<br>
                    202: protocols: rsh, ssh, ssh port 2022.<br>
1.57      art       203: updated every 3 hours.<br>
1.68      wvdputte  204: <p>
                    205: <li><strong>CVSROOT=anoncvs@anoncvs.be.openbsd.org:/cvs</strong><br>
                    206: Host also known as <strong>badlands.rug.ac.be</strong>.<br>
                    207: located in Belgium.<br>
                    208: maintained by <a href=mailto:wvdputte@reptile.rug.ac.be>Wim Vandeputte</a>.<br>
                    209: protocols: ssh, ssh port 2022.<br>
                    210: updated every 3 hours.<br>
1.69      deraadt   211: <p>
                    212: <li><strong>CVSROOT=anoncvs@anoncvs.jp.openbsd.org:/cvs</strong><br>
                    213: Host also known as <strong>kankoromochi.econ.nagasaki-u.ac.jp</strong>.<br>
                    214: located at Nagasaki Univ. Faculty of Economics, JAPAN.<br>
                    215: maintained by <a href=mailto:sigh@net.nagasaki-u.ac.jp>SUZUKI Hitoshi</a>.<br>
1.79      deraadt   216: protocols: ssh, pserver.<br>
                    217: updated every 3 hours.<br>
1.73      deraadt   218: <li><strong>CVSROOT=anoncvs@anoncvs.cz.openbsd.org:/cvs</strong><br>
                    219: Host also known as <strong>com-os2.ms.mff.cuni.cz</strong>.<br>
                    220: located at Faculty Math & Physics, Charles University, Prague, Czech republic.<br>
                    221: maintained by <a href=mailto:galambos@com-os2.ms.mff.cuni.cz>Leo Galambos</a>.<br>
                    222: protocols: ssh, ssh port 2022.<br>
                    223: updated every 3 hours.<br>
1.84      beck      224: <li><strong>CVSROOT=anoncvs@anoncvs1.au.openbsd.org:/cvs</strong><br>
                    225: Host also known as <strong>anoncvs.au.openbsd.org</strong>,
                    226: <strong>anoncvs.openbsd.aba.net.au</strong><br>
                    227: located in Carlton, Victoria, Australia.<br>
                    228: maintained by <A HREF="mailto:mwp@aba.net.au">Micheal Paddon</A><br>
                    229: protocols: ssh<br>
                    230: updated every 4 hours.<br>
1.88      beck      231: <li><strong>CVSROOT=anoncvs@dolphin.mtmc.ru:/cvs</strong><br>
                    232: located in Moscow, Russia<br>
                    233: maintained by <A HREF="mailto:jc@mtmc.ru">John Chertihin</A><br>
                    234: protocols: rsh, ssh<br>
1.89      beck      235: updated every 24 hours (at 1 AM Moscow time)<br>
1.86      beck      236: <li><strong>CVSROOT :pserver:anoncvs@gloup.linuxfr.org:/cvs</strong><br>
1.87      beck      237: Host also known as <strong>gloup.linuxfr.org</strong><br>
                    238: located at University of Angers, FRANCE<br>
                    239: maintained by: <A HREF=mailto:seisen@linuxfr.org>Fabien Seisen</A><br>
                    240: protocols: pserver<br>
1.86      beck      241: updated every 24h ( at 2h GMT )<br>
1.80      beck      242: <li><strong>CVSROOT=anoncvs@exokernel.lcs.mit.edu:/cvs</strong><br>
                    243: located at M.I.T, Eastern USA.<br>
                    244: maintained by ????<br>
                    245: protocols: ssh, ???<br>
                    246: updated every ? hours.<br>
                    247: <li><strong>CVSROOT=anoncvs@xyzzy.gsnig.net:/cvs</strong><br>
                    248: Located in Goteborg, Sweden<br>
                    249: maintained by martin@openbsd.org<br>
                    250: protocols: ssh, ???<br>
                    251: updated every ? hours.<br>
                    252: <li><strong>CVSROOT=anoncvs@stl-isaas.ey.com:/cvs</strong><br>
1.90      beck      253: Located in St. Louis, MO, Eastern USA<br>
1.81      beck      254: maintained by <A HREF="mailto:aaron11@sprynet.com">Aaron Miller</A><br>
                    255: protocols: ssh, ssh port 2022, pserver<br>
                    256: updated every 3 hours.<br>
1.91      beck      257: <li><strong>CVSROOT=anoncvs@openbsd.groupbsd.org:/cvs</strong><br>
1.92      jason     258: Located in Hillsborough NC, Eastern USA<br>
                    259: maintained by <A HREF="mailto:jason@openbsd.org">Jason Wright</A><br>
1.91      beck      260: protocols: ssh<br>
                    261: updated every 4 hours.<br>
1.80      beck      262: <li><strong>CVSROOT=anoncvs@headend-vlan1-cm19.fibertel.com.ar:/cvs</strong><br>
                    263: Located in Buenos Aires, Argentina<br>
                    264: maintained by ????<br>
                    265: protocols: ssh?, ???<br>
                    266: updated every ? hours.<br>
1.73      deraadt   267: </ul>
1.84      beck      268:
                    269:
1.73      deraadt   270: <p>
1.80      beck      271: <EM>Note:</EM>, If your server is listed on here with inaccurate or
                    272: unknown information, please contact <A
1.85      espie     273: HREF="mailto:beck@openbsd.org"><tt>beck@openbsd.org</tt></A>
1.80      beck      274: <p>
1.1       deraadt   275: You may want to use `traceroute' to find out which server is nearest you.
1.11      michaels  276: Problems with a server should be reported to the <b>maintainer</b> of the
                    277: server in question.
1.1       deraadt   278: </dl>
                    279: <p>
                    280: <strong>IMPORTANT NOTE:</strong>
                    281: There are a few issues relating to cryptographic software that everyone
                    282: should be aware of:
                    283: <ul>
                    284: <li>The OpenBSD sources are from Canada.
1.9       deraadt   285: As
                    286:        <a href=http://insight.mcmaster.ca/org/efc/pages/doc/crypto-export.html>
                    287:        researched by a Canadian individual</a>
                    288: and as
                    289:        <a href=http://axion.physics.ubc.ca/ECL.html>
                    290:        described in the Export Control list of Canada</a>
                    291: is legal to export crypto software from Canada to the world.
1.1       deraadt   292: <p>
                    293: <li>However, if you are outside the USA or Canada, you should not
                    294: fetch the cryptographic sections of the OpenBSD sources from an
                    295: anoncvs server located in the USA. The files in question are...
                    296: <ul>
                    297: <li>src/kerberosIV/*
1.57      art       298: <li>src/lib/libdes/*
1.1       deraadt   299: <li>src/lib/libc/crypt/crypt.c
                    300: <li>src/lib/libc/crypt/morecrypt.c
1.36      deraadt   301: <li>src/sys/netinet
1.67      art       302: <li>src/usr.sbin/afs/src/rxkad/*
1.56      matthieu  303: <li>X11/xc/lib/Xdmcp/Wraphelp.c
1.1       deraadt   304: </ul>
                    305: Because of the USA ITAR munitions list,
                    306: crypto software may only be exported to Canada from the USA.
                    307: <p>
                    308: <li>The OpenBSD project is looking for more anoncvs servers -- read
                    309: on to find out how you can help.
                    310: </ul>
                    311:
                    312: <p>
                    313: A sample use of an anoncvs CVS server would be:
1.27      todd      314: <ul>
1.1       deraadt   315: <pre>
1.59      beck      316: % setenv CVSROOT anoncvs@anoncvs.ca.openbsd.org:/cvs
1.1       deraadt   317: % cd /tmp
                    318: % cvs get src/sys/arch/sparc
1.12      grr       319:     [copies the files from the repository to your machine]
1.1       deraadt   320: % cvs log src/sys/arch/sparc/sparc/locore.s
1.12      grr       321:     [shows the commit log for the chosen file ]
1.1       deraadt   322: % cvs diff -bc -r1.1 -r1.5 src/sys/arch/sparc/sparc/locore.s
1.12      grr       323:     [shows the changes between revisions 1.1 and rev 1.5]
1.1       deraadt   324: </pre>
1.27      todd      325: </ul>
1.1       deraadt   326:
                    327: <p>
1.18      todd      328: <a name=pserver>In order to use a cvs ``pserver'' (a direct tcp connection instead of using ssh or rsh) you must login once:</a>
                    329: <pre>
                    330:     [ *NOTE* You must be using cvs version 1.8 or higher to do this          ]
1.59      beck      331: % setenv CVSROOT :pserver:anoncvs@anoncvs.ca.openbsd.org:/cvs
1.18      todd      332: % cvs login
1.59      beck      333: (Logging in to anoncvs@anoncvs1.ca.openbsd.org)
1.71      millert   334: CVS password: anoncvs
1.18      todd      335:     [this writes a line to ~/.cvspass (filename over-ridden by CVS_PASSFILE).]
                    336:     [An example line from my ~/.cvspass after typing 'blah' for the above    ]
                    337:     [password is:                                                            ]
                    338:     [:pserver:anoncvs@anoncvs5.usa.openbsd.org:/cvs Au'yc                    ]
                    339:     [...after logging in ONCE every other use of the above CVSROOT will work ]
                    340: % cvs -z9 get ksrc-i386 ksrc-common
                    341:     [allows you to retrieve ONLY that necessary to rebuild an i386 kernel    ]
                    342:     [ -z9 allows gzip -9 compression, GOOD medicine for slow links           ]
                    343: </pre>
                    344:
                    345: <p>
1.39      todd      346: Here is how someone using anoncvs regularly would update his
1.1       deraadt   347: source tree:
1.60      millert   348: <ul><li>First, start out by `get'-ing an initial tree:
1.27      todd      349:
1.1       deraadt   350: <pre>
1.59      beck      351: # setenv CVSROOT anoncvs@anoncvs.ca.openbsd.org:/cvs
1.1       deraadt   352: # cd /usr
                    353: # cvs -q get -PA src
                    354: </pre>
1.27      todd      355: </li>
1.37      todd      356:
1.27      todd      357: <li> Anytime afterwards, to `update' this tree:
1.1       deraadt   358: <pre>
1.41      deraadt   359: # cd /usr/src
                    360: # cvs -q up -PAd
1.1       deraadt   361: </pre>
1.27      todd      362:
1.39      todd      363: Everytime you ran this it would synchronize your /usr/src tree. It would
1.1       deraadt   364: not destroy any of your local changes, rather it would attempt to merge
                    365: changes in. If you use obj directories (not obj symbolic links) you may
                    366: wish to append "-I obj" to the cvs command line, this will keep cvs from
                    367: spitting out a warning about all the obj directories it is going to
                    368: encounter which are not in the repository.
1.72      millert   369:
                    370: <p>
                    371: <li> NOTE: if you are updating a source tree that you initially fetched
                    372: from a different server, or from a CD, you <strong>must</strong>
                    373: add the <em>-d $CVSROOT</em> options to cvs.  You must also set the
                    374: <em>CVS_IGNORE_REMOTE_ROOT</em> environment variable.
                    375:
                    376: <pre>
                    377: # cd /usr/src
                    378: # cvs -d $CVSROOT -q up -PAd
                    379: </pre>
                    380:
1.27      todd      381: </li>
                    382: </ul>
                    383:
1.37      todd      384: <p>
                    385: To <a name=ports>use</a> <a href=ports.html>ports</a>, it is similar to src:
                    386: <ul><li>
                    387: <pre>
1.59      beck      388: # setenv CVSROOT anoncvs@anoncvs.ca.openbsd.org:/cvs
1.37      todd      389: # cd /usr
                    390: # cvs -q get -PA ports
1.38      deraadt   391: </pre>
1.37      todd      392: </li>
                    393: <li> Anytime afterwards, to `update' this tree:
                    394: <pre>
                    395: # cd /usr
                    396: # cvs -q up -PAd ports
                    397: </pre>
                    398: </li>
                    399: </p>
                    400: </ul>
                    401:
1.27      todd      402: In the above example, '-q' is optional, only intended to minimize
                    403: cvs's output.  For those who like to see screenfulls of output, it
                    404: can be omitted.
1.1       deraadt   405:
                    406: <p>
1.12      grr       407: or to make a diff of a locally patched module (here cd.c) to include with
                    408: a bug report:
                    409: <pre>
                    410: # cd /usr
                    411: # cvs diff -u src/sys/scsi/cd.c > /tmp/patch
                    412: </pre>
1.37      todd      413: </p>
1.12      grr       414:
                    415: <p>
1.1       deraadt   416: The CVS man page (included with the CVS sources) has much more
                    417: information about how CVS can be used.
                    418:
                    419: <p>
1.12      grr       420: <strong>Warning:</strong>
                    421: When using cvs you should take care that your current directory is either
                    422: the root of the tree you're referencing or in a separate place such as /tmp.
                    423: Some commands such as "get" can create an arbitrary sub-tree in the current
                    424: directory, and a subsequent update will recursively flesh out this sub-tree.
                    425:
                    426: <p>
1.1       deraadt   427: The anoncvs service gives fledgling developers a chance to learn CVS
                    428: operation and get thoroughly involved in the development process
                    429: before getting "commit" access -- as a result of showing useful
                    430: skills and high quality results they will naturally later be given
                    431: developer access.  As well, people providing patches can create
                    432: their "diff"s relative to the CVS tree, which will ease integration.
                    433:
                    434: <p>
1.15      grr       435: <strong>Anoncvs: rsh vs. ssh</strong>
1.12      grr       436: <br>
                    437: By default, the CVS client uses rsh to talk to the CVS server.  Many
1.39      todd      438: of the CVS sites no longer support rsh for security reasons or a local
1.12      grr       439: problem like a firewall or imperfect protocol emulator such as slirp
                    440: may prevent you from using rsh.
                    441: The alternative is a to use a "secure shell" connection using
1.48      ryker     442: <a href=http://www.cs.hut.fi/ssh/>ssh</a>.  This is a commercial product
1.12      grr       443: offered by <a href=http://www.ssh.fi>SSH Communications Security Ltd</a>,
                    444: however they make a free unix version available that can be easily
1.68      wvdputte  445: installed under OpenBSD. Make sure you read the LICENSING doc! If you have
                    446: installed the OpenBSD <A HREF="ports.html">ports tree</A>  you can download,
                    447: compile, and install the free UNIX version just by changing directory into the
                    448: directory /usr/ports/security/ssh and typing <KBD>make install</KBD>.
                    449: If you installed "ports" from the OpenBSD 2.4 CD-ROM, you get ssh
                    450: version 1.2.26 and should eventually "cvs update ports" and rebuild it as above
1.49      ian       451: after you get ssh and anoncvs working, to get the latest version.
1.68      wvdputte  452: Alternately, you can manually download the latest 1.2.* Unix version from
                    453: <a href= "ftp://ftp.funet.fi/pub/unix/security/login/ssh/">
                    454: ftp://ftp.funet.fi/pub/unix/security/login/ssh/</a> or
                    455: <a href= "http://www.datafellows.com/f-secure/fnetsys.htm">
                    456: http://www.datafellows.com/f-secure/fnetsys.htm</a>,
                    457: compile, and install it yourself.
                    458:
                    459: <p>
                    460: The OpenBSD anoncvs repositries support the SSH1 protocol, not the SSH2 protocol
                    461: due to the use of a "strict non-commercial use licensing policy".
1.28      beck      462:
1.75      millert   463: <p>
                    464: Once ssh is installed, one sets the environment variable
1.28      beck      465: <strong>CVS_RSH</strong> to point to ssh (typically
                    466: <strong>/usr/local/bin/ssh</strong>).  If your local site prevents you
                    467: from connecting out to port 22 (which ssh defaults to using) use port
                    468: 2022.
1.1       deraadt   469:
                    470: <p>
                    471: Do not be tempted to turn on compression since CVS already compresses.
                    472: Use something like the following in your <strong>$HOME/.ssh/config</strong>
1.10      millert   473: file.  Note that not all anoncvs servers allow ssh connections on
1.21      millert   474: port 2022.  Also note that most anoncvs servers no longer accept
                    475: the <strong>none</strong> cipher as it is disabled in recent
                    476: versions of ssh for security reasons.
1.1       deraadt   477: <pre>
1.59      beck      478:        Host anoncvs.ca.openbsd.org
1.1       deraadt   479:            Port 2022
                    480: </pre>
                    481:
                    482: <p>
                    483: CVS is a little noisy starting up; to quiet it a bit you may want to
                    484: do this:
                    485: <pre>
                    486: setenv CVS_CLIENT_PORT -1
                    487: </pre>
                    488:
                    489: <p>
1.8       deraadt   490: If you wish to change from one CVS server to another (say your normal one is
                    491: down, or for any other reason), the environment variable which will let you
                    492: do this is
                    493: <pre>
                    494: setenv CVS_IGNORE_REMOTE_ROOT
                    495: </pre>
1.72      millert   496: Note that you will also need to use the <strong>-d</strong> flag
                    497: as mentioned above.
1.8       deraadt   498:
1.65      matthieu  499: <p><strong>X11 Source tree</strong>
                    500: <br>
                    501: Anoncvs mirrors also carry the OpenBSD X11 source tree. You can adapt
                    502: the recipe above to update your X11 source tree from the second CD.
                    503: Either copy or use a union mount to get the X11 sources in /usr/X11:
                    504: <ul>
                    505: <li>copy the tree off it (assuming the 2nd CD is mounted on /mnt):
                    506: <pre>
                    507:        <b>#</b> cd /mnt; cp -Rp X11 /usr
                    508: </pre>
                    509: <li>use a union mount with the CD below a writable directory.
                    510: <pre>
                    511:        <b>#</b> mount -t union -o -b /mnt/X11 /usr/X11
                    512: </pre>
                    513: </ul>
                    514: After this, /usr/X11 will be ready to be used by cvs. You can for
                    515: example update it to -current source (assuming you've already set
                    516: the <b>CVSROOT</b> environment variable):
                    517: <pre>
                    518:         <b>#</b> cd /usr/X11
                    519:         <b>#</b> cvs -q update -PAd
                    520: </pre>
                    521:
                    522: <p><strong>Setting up a new anoncvs mirror</strong>
                    523: <br>
1.1       deraadt   524: If you wish to be a new anoncvs mirror site, please contact the anoncvs
                    525: <a href=mailto:deraadt@theos.com>maintainer</a>.
1.30      beck      526: Anoncvs mirrors require about 500MB of disk, and use up to 4MB of swap
1.1       deraadt   527: per anoncvs user (assuming the user does a large operation; while smaller
                    528: operations use fewer resources, anoncvs still makes much more of an
                    529: impact than ftp or sup).  Such anoncvs machines should have excellent
                    530: network connectivity for the area they are expected to serve.  A
                    531: <a href=anoncvs.shar>document</a>
                    532: which describes the setup of anoncvs servers is available.
                    533:
1.60      millert   534: <h3><font color=#0000e0>Final notes:</font></h3>
                    535: After upgrading your source tree, you should read the comments
                    536: at the top of <KBD>/usr/src/Makefile</KBD> before attemping
                    537: a build.  Also, you should build a new kernel <strong>before</strong>
                    538: doing a <KBD>make build</KBD> if possible.  In some cases it make be
                    539: necessary to rebuild and install the <KBD>config</KBD> utility before
                    540: you can build the kernel.  If <KBD>config GENERIC</KBD> fails this
                    541: is probably the case.
                    542: <p>
                    543: It is important to note that upgrading from a release to the current tree
                    544: by rebuilding the sources can be rather difficult due to dependencies
                    545: that are often not obvious.  Therefore, it is suggested that you first
                    546: install the latest snapshot before attemping a tree build from source.
1.1       deraadt   547:
                    548: <hr>
1.58      pauls     549: <a href=index.html><img height=24 width=24 src=back.gif border=0 alt=OpenBSD></a>
1.1       deraadt   550: <a href=mailto:www@openbsd.org>www@openbsd.org</a>
1.94    ! millert   551: <br><small>$OpenBSD: anoncvs.html,v 1.93 1999/09/22 18:56:29 deraadt Exp $</small>
1.1       deraadt   552:
                    553: </body>
                    554: </html>