| 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
|
|---|
| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
|
|---|
| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
|
|---|
| 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
|
|---|
| 5 | %general-entities;
|
|---|
| 6 |
|
|---|
| 7 | <!ENTITY mitkrb-download-http "http://web.mit.edu/kerberos/www/dist/krb5/1.6/krb5-&mitkrb-version;-signed.tar">
|
|---|
| 8 | <!ENTITY mitkrb-download-ftp " ">
|
|---|
| 9 | <!ENTITY mitkrb-md5sum "a365e39ff7d39639556c2797a0e1c3f4">
|
|---|
| 10 | <!ENTITY mitkrb-size "12.0 MB">
|
|---|
| 11 | <!ENTITY mitkrb-buildsize "124 MB">
|
|---|
| 12 | <!ENTITY mitkrb-time "1.4 SBU">
|
|---|
| 13 | ]>
|
|---|
| 14 |
|
|---|
| 15 | <sect1 id="mitkrb" xreflabel="MIT Kerberos V5-&mitkrb-version;">
|
|---|
| 16 | <?dbhtml filename="mitkrb.html"?>
|
|---|
| 17 |
|
|---|
| 18 | <sect1info>
|
|---|
| 19 | <othername>$LastChangedBy$</othername>
|
|---|
| 20 | <date>$Date$</date>
|
|---|
| 21 | </sect1info>
|
|---|
| 22 |
|
|---|
| 23 | <title>MIT Kerberos V5-&mitkrb-version;</title>
|
|---|
| 24 |
|
|---|
| 25 | <indexterm zone="mitkrb">
|
|---|
| 26 | <primary sortas="a-MIT-Kerberos">MIT Kerberos V5</primary>
|
|---|
| 27 | </indexterm>
|
|---|
| 28 |
|
|---|
| 29 | <sect2 role="package">
|
|---|
| 30 | <title>Introduction to MIT Kerberos V5</title>
|
|---|
| 31 |
|
|---|
| 32 | <para><application>MIT Kerberos V5</application> is a free implementation
|
|---|
| 33 | of Kerberos 5. Kerberos is a network authentication protocol. It
|
|---|
| 34 | centralizes the authentication database and uses kerberized
|
|---|
| 35 | applications to work with servers or services that support Kerberos
|
|---|
| 36 | allowing single logins and encrypted communication over internal
|
|---|
| 37 | networks or the Internet.</para>
|
|---|
| 38 |
|
|---|
| 39 | <bridgehead renderas="sect3">Package Information</bridgehead>
|
|---|
| 40 | <itemizedlist spacing="compact">
|
|---|
| 41 | <listitem>
|
|---|
| 42 | <para>Download (HTTP): <ulink url="&mitkrb-download-http;"/></para>
|
|---|
| 43 | </listitem>
|
|---|
| 44 | <listitem>
|
|---|
| 45 | <para>Download (FTP): <ulink url="&mitkrb-download-ftp;"/></para>
|
|---|
| 46 | </listitem>
|
|---|
| 47 | <listitem>
|
|---|
| 48 | <para>Download MD5 sum: &mitkrb-md5sum;</para>
|
|---|
| 49 | </listitem>
|
|---|
| 50 | <listitem>
|
|---|
| 51 | <para>Download size: &mitkrb-size;</para>
|
|---|
| 52 | </listitem>
|
|---|
| 53 | <listitem>
|
|---|
| 54 | <para>Estimated disk space required: &mitkrb-buildsize;</para>
|
|---|
| 55 | </listitem>
|
|---|
| 56 | <listitem>
|
|---|
| 57 | <para>Estimated build time: &mitkrb-time;</para>
|
|---|
| 58 | </listitem>
|
|---|
| 59 | </itemizedlist>
|
|---|
| 60 |
|
|---|
| 61 | <bridgehead renderas="sect3">MIT Kerberos V5 Dependencies</bridgehead>
|
|---|
| 62 |
|
|---|
| 63 | <bridgehead renderas="sect4">Optional</bridgehead>
|
|---|
| 64 | <para role="optional"><xref linkend="linux-pam"/>
|
|---|
| 65 | (for <command>xdm</command> based logins),
|
|---|
| 66 | <xref linkend="openldap"/>, and
|
|---|
| 67 | <xref linkend="dejagnu"/> (required to run the test suite)</para>
|
|---|
| 68 |
|
|---|
| 69 | <note>
|
|---|
| 70 | <para>Some sort of time synchronization facility on your system (like
|
|---|
| 71 | <xref linkend="ntp"/>) is required since Kerberos won't authenticate if
|
|---|
| 72 | there is a time difference between a kerberized client and the
|
|---|
| 73 | KDC server.</para>
|
|---|
| 74 | </note>
|
|---|
| 75 |
|
|---|
| 76 | <para condition="html" role="usernotes">User Notes:
|
|---|
| 77 | <ulink url="&blfs-wiki;/mitkrb"/></para>
|
|---|
| 78 |
|
|---|
| 79 | </sect2>
|
|---|
| 80 |
|
|---|
| 81 | <sect2 role="installation">
|
|---|
| 82 | <title>Installation of MIT Kerberos V5</title>
|
|---|
| 83 |
|
|---|
| 84 | <para><application>MIT Kerberos V5</application> is distributed in a
|
|---|
| 85 | TAR file containing a compressed TAR package and a detached PGP
|
|---|
| 86 | <filename class="extension">ASC</filename> file. You'll need to unpack
|
|---|
| 87 | the distribution tar file, then unpack the compressed tar file before
|
|---|
| 88 | starting the build.</para>
|
|---|
| 89 |
|
|---|
| 90 | <para>After unpacking the distribution tarball and if you have
|
|---|
| 91 | <xref linkend="gnupg"/> installed, you can
|
|---|
| 92 | authenticate the package with the following command:</para>
|
|---|
| 93 |
|
|---|
| 94 | <screen><userinput>gpg - -verify krb5-&mitkrb-version;.tar.gz.asc</userinput></screen>
|
|---|
| 95 |
|
|---|
| 96 | <para>Build <application>MIT Kerberos V5</application> by running the
|
|---|
| 97 | following commands:</para>
|
|---|
| 98 |
|
|---|
| 99 | <screen><userinput>cd src &&
|
|---|
| 100 | ./configure CPPFLAGS="-I/usr/include/et -I/usr/include/ss" \
|
|---|
| 101 | --prefix=/usr \
|
|---|
| 102 | --sysconfdir=/etc/krb5 \
|
|---|
| 103 | --localstatedir=/var/lib \
|
|---|
| 104 | --with-system-et \
|
|---|
| 105 | --with-system-ss \
|
|---|
| 106 | --enable-dns-for-realm \
|
|---|
| 107 | --mandir=/usr/share/man &&
|
|---|
| 108 | make</userinput></screen>
|
|---|
| 109 |
|
|---|
| 110 | <para>The regression test suite is designed to be run after the
|
|---|
| 111 | installation has been completed.</para>
|
|---|
| 112 |
|
|---|
| 113 | <para>Now, as the <systemitem class="username">root</systemitem> user:</para>
|
|---|
| 114 |
|
|---|
| 115 | <screen role="root"><userinput>make install &&
|
|---|
| 116 |
|
|---|
| 117 | mv -v /usr/bin/ksu /bin &&
|
|---|
| 118 | chmod -v 755 /bin/ksu &&
|
|---|
| 119 | mv -v /usr/lib/libkrb5.so.3* /lib &&
|
|---|
| 120 | mv -v /usr/lib/libk5crypto.so.3* /lib &&
|
|---|
| 121 | mv -v /usr/lib/libkrb5support.so.0* /lib &&
|
|---|
| 122 |
|
|---|
| 123 | ln -v -sf ../../lib/libkrb5.so.3.3 /usr/lib/libkrb5.so &&
|
|---|
| 124 | ln -v -sf ../../lib/libk5crypto.so.3.1 /usr/lib/libk5crypto.so &&
|
|---|
| 125 | ln -v -sf ../../lib/libkrb5support.so.0.1 /usr/lib/libkrb5support.so&&
|
|---|
| 126 |
|
|---|
| 127 | install -m644 -v ../doc/*.info* /usr/share/info &&
|
|---|
| 128 | for INFOFILE in 425 5-admin 5-install 5-user; do
|
|---|
| 129 | install-info --info-dir=/usr/share/info \
|
|---|
| 130 | /usr/share/info/krb$INFOFILE.info
|
|---|
| 131 | rm ../doc/krb$INFOFILE.info*
|
|---|
| 132 | done &&
|
|---|
| 133 |
|
|---|
| 134 | install -m755 -v -d /usr/share/doc/krb5-&mitkrb-version; &&
|
|---|
| 135 | cp -Rv ../doc/* /usr/share/doc/krb5-&mitkrb-version;</userinput></screen>
|
|---|
| 136 |
|
|---|
| 137 | <warning>
|
|---|
| 138 | <para><command>login.krb5</command> does not support
|
|---|
| 139 | <application>Shadow</application> passwords. As a result, when the
|
|---|
| 140 | Kerberos server is unavailable, the default fall through to
|
|---|
| 141 | <filename>/etc/passwd</filename> will not work because
|
|---|
| 142 | the passwords have been moved to <filename>/etc/shadow</filename> during
|
|---|
| 143 | the LFS build process. Entering the following
|
|---|
| 144 | commands without moving the passwords back to
|
|---|
| 145 | <filename>/etc/passwd</filename> could prevent any logins.</para>
|
|---|
| 146 | </warning>
|
|---|
| 147 |
|
|---|
| 148 | <para>After considering (and understanding) the above warning, the
|
|---|
| 149 | following commands can be entered as the
|
|---|
| 150 | <systemitem class="username">root</systemitem> user to replace the
|
|---|
| 151 | existing <command>login</command> program with the Kerberized
|
|---|
| 152 | version (after preserving the original) and move the support libraries
|
|---|
| 153 | to a location available when the
|
|---|
| 154 | <filename class='directory'>/usr</filename> filesystem is
|
|---|
| 155 | not mounted:</para>
|
|---|
| 156 |
|
|---|
| 157 | <screen role="root"><userinput>mv -v /bin/login /bin/login.shadow &&
|
|---|
| 158 | install -m755 -v /usr/sbin/login.krb5 /bin/login &&
|
|---|
| 159 |
|
|---|
| 160 | mv -v /usr/lib/libdes425.so.3* /lib &&
|
|---|
| 161 | mv -v /usr/lib/libkrb4.so.2* /lib &&
|
|---|
| 162 |
|
|---|
| 163 | ln -v -sf ../../lib/libdes425.so.3.0 /usr/lib/libdes425.so &&
|
|---|
| 164 | ln -v -sf ../../lib/libkrb4.so.2.0 /usr/lib/libkrb4.so &&
|
|---|
| 165 |
|
|---|
| 166 | ldconfig</userinput></screen>
|
|---|
| 167 |
|
|---|
| 168 | <!--
|
|---|
| 169 | <para>If <application>CrackLib</application> is installed, or if any
|
|---|
| 170 | word list has been put in
|
|---|
| 171 | <filename class='directory'>/usr/share/dict</filename>, the following
|
|---|
| 172 | should be entered as the <systemitem class="username">root</systemitem>
|
|---|
| 173 | user:</para>
|
|---|
| 174 |
|
|---|
| 175 | <screen role="root"><userinput>ln -s /usr/share/dict/words /var/lib/krb5kdc/kadmin.dict</userinput></screen>
|
|---|
| 176 | -->
|
|---|
| 177 |
|
|---|
| 178 | <!-- Remove this for now as portmap cannot be built until upstream fixes it
|
|---|
| 179 |
|
|---|
| 180 | <para>To test the installation, you must have
|
|---|
| 181 | <xref linkend="dejagnu"/> installed and issue: <command>make
|
|---|
| 182 | check</command>. The RPC layer tests will require a portmap daemon
|
|---|
| 183 | (see <xref linkend="portmap"/>) running and configured to listen on the
|
|---|
| 184 | regular network interface (not localhost). See the <quote>Testing the
|
|---|
| 185 | Build</quote> section of the <filename>krb5-install.html</filename> file
|
|---|
| 186 | in the <filename class='directory'>../doc</filename> directory for complete
|
|---|
| 187 | information on running the regression tests.</para>
|
|---|
| 188 | -->
|
|---|
| 189 | </sect2>
|
|---|
| 190 |
|
|---|
| 191 | <sect2 role="commands">
|
|---|
| 192 | <title>Command Explanations</title>
|
|---|
| 193 |
|
|---|
| 194 | <para><parameter>--enable-dns-for-realm</parameter>: This parameter allows
|
|---|
| 195 | realms to be resolved using the DNS server.</para>
|
|---|
| 196 |
|
|---|
| 197 | <para><parameter>--with-system-et</parameter>: This parameter causes the
|
|---|
| 198 | build to use the system-installed versions of the error-table support
|
|---|
| 199 | software.</para>
|
|---|
| 200 |
|
|---|
| 201 | <para><parameter>--with-system-ss</parameter>: This parameter causes the
|
|---|
| 202 | build to use the system-installed versions of the subsystem command-line
|
|---|
| 203 | interface software.</para>
|
|---|
| 204 |
|
|---|
| 205 | <para><parameter>--localstatedir=/var/lib</parameter>: This parameter is
|
|---|
| 206 | used so that the Kerberos variable run-time data is located in
|
|---|
| 207 | <filename class='directory'>/var/lib</filename> instead of
|
|---|
| 208 | <filename class='directory'>/usr/var</filename>.</para>
|
|---|
| 209 |
|
|---|
| 210 | <!-- <para><parameter>- -enable-static</parameter>: This switch builds static
|
|---|
| 211 | libraries in addition to the shared libraries.</para> -->
|
|---|
| 212 |
|
|---|
| 213 | <para><command>mv -v /usr/bin/ksu /bin</command>: Moves the
|
|---|
| 214 | <command>ksu</command> program to the
|
|---|
| 215 | <filename class="directory">/bin</filename> directory so that it is
|
|---|
| 216 | available when the <filename class="directory">/usr</filename>
|
|---|
| 217 | filesystem is not mounted.</para>
|
|---|
| 218 |
|
|---|
| 219 | <para><command>mv -v ... /lib && ln -v -sf ...</command>:
|
|---|
| 220 | These libraries are moved to <filename class="directory">/lib</filename> so
|
|---|
| 221 | they are available when the <filename class="directory">/usr</filename>
|
|---|
| 222 | filesystem is not mounted.</para>
|
|---|
| 223 |
|
|---|
| 224 | </sect2>
|
|---|
| 225 |
|
|---|
| 226 | <sect2 role="configuration">
|
|---|
| 227 | <title>Configuring MIT Kerberos V5</title>
|
|---|
| 228 |
|
|---|
| 229 | <sect3 id="krb5-config">
|
|---|
| 230 | <title>Config Files</title>
|
|---|
| 231 |
|
|---|
| 232 | <para><filename>/etc/krb5/krb5.conf</filename> and
|
|---|
| 233 | <filename>/var/lib/krb5kdc/kdc.conf</filename></para>
|
|---|
| 234 |
|
|---|
| 235 | <indexterm zone="mitkrb krb5-config">
|
|---|
| 236 | <primary sortas="e-etc-krb5-krb5.conf">/etc/krb5/krb5.conf</primary>
|
|---|
| 237 | </indexterm>
|
|---|
| 238 |
|
|---|
| 239 | <indexterm zone="mitkrb krb5-config">
|
|---|
| 240 | <primary sortas="e-var-lib-krb5kdc-kdc.conf">/var/lib/krb5kdc/kdc.conf</primary>
|
|---|
| 241 | </indexterm>
|
|---|
| 242 |
|
|---|
| 243 | </sect3>
|
|---|
| 244 |
|
|---|
| 245 | <sect3>
|
|---|
| 246 | <title>Configuration Information</title>
|
|---|
| 247 |
|
|---|
| 248 | <sect4>
|
|---|
| 249 | <title>Kerberos Configuration</title>
|
|---|
| 250 |
|
|---|
| 251 | <tip>
|
|---|
| 252 | <para>You should consider installing some sort of password checking
|
|---|
| 253 | dictionary so that you can configure the installation to only
|
|---|
| 254 | accept strong passwords. A suitable dictionary to use is shown in
|
|---|
| 255 | the <xref linkend="cracklib"/> instructions. Note that only one
|
|---|
| 256 | file can be used, but you can concatenate many files into one. The
|
|---|
| 257 | configuration file shown below assumes you have installed a
|
|---|
| 258 | dictionary to <filename>/usr/share/dict/words</filename>.</para>
|
|---|
| 259 | </tip>
|
|---|
| 260 |
|
|---|
| 261 | <para>Create the Kerberos configuration file with the following
|
|---|
| 262 | commands issued by the <systemitem class="username">root</systemitem>
|
|---|
| 263 | user:</para>
|
|---|
| 264 |
|
|---|
| 265 | <screen role="root"><userinput>install -v -m755 -d /etc/krb5 &&
|
|---|
| 266 | cat > /etc/krb5/krb5.conf << "EOF"
|
|---|
| 267 | <literal># Begin /etc/krb5/krb5.conf
|
|---|
| 268 |
|
|---|
| 269 | [libdefaults]
|
|---|
| 270 | default_realm = <replaceable><LFS.ORG></replaceable>
|
|---|
| 271 | encrypt = true
|
|---|
| 272 |
|
|---|
| 273 | [realms]
|
|---|
| 274 | <replaceable><LFS.ORG></replaceable> = {
|
|---|
| 275 | kdc = <replaceable><belgarath.lfs.org></replaceable>
|
|---|
| 276 | admin_server = <replaceable><belgarath.lfs.org></replaceable>
|
|---|
| 277 | dict_file = /usr/share/dict/words
|
|---|
| 278 | }
|
|---|
| 279 |
|
|---|
| 280 | [domain_realm]
|
|---|
| 281 | .<replaceable><lfs.org></replaceable> = <replaceable><LFS.ORG></replaceable>
|
|---|
| 282 |
|
|---|
| 283 | [logging]
|
|---|
| 284 | kdc = SYSLOG[:INFO[:AUTH]]
|
|---|
| 285 | admin_server = SYSLOG[INFO[:AUTH]]
|
|---|
| 286 | default = SYSLOG[[:SYS]]
|
|---|
| 287 |
|
|---|
| 288 | # End /etc/krb5/krb5.conf</literal>
|
|---|
| 289 | EOF</userinput></screen>
|
|---|
| 290 |
|
|---|
| 291 | <para>You will need to substitute your domain and proper hostname
|
|---|
| 292 | for the occurrences of the <replaceable><belgarath></replaceable> and
|
|---|
| 293 | <replaceable><lfs.org></replaceable> names.</para>
|
|---|
| 294 |
|
|---|
| 295 | <para><option>default_realm</option> should be the name of your
|
|---|
| 296 | domain changed to ALL CAPS. This isn't required, but both
|
|---|
| 297 | <application>Heimdal</application> and MIT recommend it.</para>
|
|---|
| 298 |
|
|---|
| 299 | <para><option>encrypt = true</option> provides encryption of all
|
|---|
| 300 | traffic between kerberized clients and servers. It's not necessary
|
|---|
| 301 | and can be left off. If you leave it off, you can encrypt all traffic
|
|---|
| 302 | from the client to the server using a switch on the client program
|
|---|
| 303 | instead.</para>
|
|---|
| 304 |
|
|---|
| 305 | <para>The <option>[realms]</option> parameters tell the client
|
|---|
| 306 | programs where to look for the KDC authentication services.</para>
|
|---|
| 307 |
|
|---|
| 308 | <para>The <option>[domain_realm]</option> section maps a domain to
|
|---|
| 309 | a realm.</para>
|
|---|
| 310 |
|
|---|
| 311 | <para>Create the KDC database:</para>
|
|---|
| 312 |
|
|---|
| 313 | <screen role="root"><userinput>kdb5_util create -r <replaceable><LFS.ORG></replaceable> -s</userinput></screen>
|
|---|
| 314 |
|
|---|
| 315 | <para>Now you should populate the database with principles
|
|---|
| 316 | (users). For now, just use your regular login name or
|
|---|
| 317 | <systemitem class="username">root</systemitem>.</para>
|
|---|
| 318 |
|
|---|
| 319 | <screen role="root"><userinput>kadmin.local
|
|---|
| 320 | <prompt>kadmin:</prompt> add_policy dict-only
|
|---|
| 321 | <prompt>kadmin:</prompt> addprinc -policy dict-only <replaceable><loginname></replaceable></userinput></screen>
|
|---|
| 322 |
|
|---|
| 323 | <para>The KDC server and any machine running kerberized
|
|---|
| 324 | server daemons must have a host key installed:</para>
|
|---|
| 325 |
|
|---|
| 326 | <screen role='root'><userinput><prompt>kadmin:</prompt> addprinc -randkey host/<replaceable><belgarath.lfs.org></replaceable></userinput></screen>
|
|---|
| 327 |
|
|---|
| 328 | <para>After choosing the defaults when prompted, you will have to
|
|---|
| 329 | export the data to a keytab file:</para>
|
|---|
| 330 |
|
|---|
| 331 | <screen role='root'><userinput><prompt>kadmin:</prompt> ktadd host/<replaceable><belgarath.lfs.org></replaceable></userinput></screen>
|
|---|
| 332 |
|
|---|
| 333 | <para>This should have created a file in
|
|---|
| 334 | <filename class="directory">/etc/krb5</filename> named
|
|---|
| 335 | <filename>krb5.keytab</filename> (Kerberos 5). This file should
|
|---|
| 336 | have 600 (<systemitem class="username">root</systemitem> rw only)
|
|---|
| 337 | permissions. Keeping the keytab files from public access is crucial
|
|---|
| 338 | to the overall security of the Kerberos installation.</para>
|
|---|
| 339 |
|
|---|
| 340 | <para>Eventually, you'll want to add server daemon principles to the
|
|---|
| 341 | database and extract them to the keytab file. You do this in the same
|
|---|
| 342 | way you created the host principles. Below is an example:</para>
|
|---|
| 343 |
|
|---|
| 344 | <screen role='root'><userinput><prompt>kadmin:</prompt> addprinc -randkey ftp/<replaceable><belgarath.lfs.org></replaceable>
|
|---|
| 345 | <prompt>kadmin:</prompt> ktadd ftp/<replaceable><belgarath.lfs.org></replaceable></userinput></screen>
|
|---|
| 346 |
|
|---|
| 347 | <para>Exit the <command>kadmin</command> program (use
|
|---|
| 348 | <command>quit</command> or <command>exit</command>) and return
|
|---|
| 349 | back to the shell prompt. Start the KDC daemon manually, just to
|
|---|
| 350 | test out the installation:</para>
|
|---|
| 351 |
|
|---|
| 352 | <screen role='root'><userinput>/usr/sbin/krb5kdc &</userinput></screen>
|
|---|
| 353 |
|
|---|
| 354 | <para>Attempt to get a ticket with the following command:</para>
|
|---|
| 355 |
|
|---|
| 356 | <screen><userinput>kinit <replaceable><loginname></replaceable></userinput></screen>
|
|---|
| 357 |
|
|---|
| 358 | <para>You will be prompted for the password you created. After you
|
|---|
| 359 | get your ticket, you can list it with the following command:</para>
|
|---|
| 360 |
|
|---|
| 361 | <screen><userinput>klist</userinput></screen>
|
|---|
| 362 |
|
|---|
| 363 | <para>Information about the ticket should be displayed on the
|
|---|
| 364 | screen.</para>
|
|---|
| 365 |
|
|---|
| 366 | <para>To test the functionality of the keytab file, issue the
|
|---|
| 367 | following command:</para>
|
|---|
| 368 |
|
|---|
| 369 | <screen><userinput>ktutil
|
|---|
| 370 | <prompt>ktutil:</prompt> rkt /etc/krb5/krb5.keytab
|
|---|
| 371 | <prompt>ktutil:</prompt> l</userinput></screen>
|
|---|
| 372 |
|
|---|
| 373 | <para>This should dump a list of the host principal, along with
|
|---|
| 374 | the encryption methods used to access the principal.</para>
|
|---|
| 375 |
|
|---|
| 376 | <para>At this point, if everything has been successful so far, you
|
|---|
| 377 | can feel fairly confident in the installation and configuration of
|
|---|
| 378 | the package.</para>
|
|---|
| 379 |
|
|---|
| 380 | <para>Install the <filename>/etc/rc.d/init.d/kerberos</filename> init
|
|---|
| 381 | script included in the <xref linkend="bootscripts"/>
|
|---|
| 382 | package.</para>
|
|---|
| 383 |
|
|---|
| 384 | <screen role="root"><userinput>make install-kerberos</userinput></screen>
|
|---|
| 385 |
|
|---|
| 386 | </sect4>
|
|---|
| 387 |
|
|---|
| 388 | <sect4>
|
|---|
| 389 | <title>Using Kerberized Client Programs</title>
|
|---|
| 390 |
|
|---|
| 391 | <para>To use the kerberized client programs (<command>telnet</command>,
|
|---|
| 392 | <command>ftp</command>, <command>rsh</command>, <command>rcp</command>,
|
|---|
| 393 | <command>rlogin</command>), you first must get an authentication ticket.
|
|---|
| 394 | Use the <command>kinit</command> program to get the ticket. After you've
|
|---|
| 395 | acquired the ticket, you can use the kerberized programs to connect to
|
|---|
| 396 | any kerberized server on the network. You will not be prompted for
|
|---|
| 397 | authentication until your ticket expires (default is one day), unless
|
|---|
| 398 | you specify a different user as a command line argument to the
|
|---|
| 399 | program.</para>
|
|---|
| 400 |
|
|---|
| 401 | <para>The kerberized programs will connect to non kerberized daemons,
|
|---|
| 402 | warning you that authentication is not encrypted.</para>
|
|---|
| 403 |
|
|---|
| 404 | </sect4>
|
|---|
| 405 |
|
|---|
| 406 | <sect4>
|
|---|
| 407 | <title>Using Kerberized Server Programs</title>
|
|---|
| 408 |
|
|---|
| 409 | <para>Using kerberized server programs (<command>telnetd</command>,
|
|---|
| 410 | <command>kpropd</command>, <command>klogind</command> and
|
|---|
| 411 | <command>kshd</command>) requires two additional configuration steps.
|
|---|
| 412 | First the <filename>/etc/services</filename> file must be updated to
|
|---|
| 413 | include eklogin and krb5_prop. Second, the
|
|---|
| 414 | <filename>inetd.conf</filename> or <filename>xinetd.conf</filename>
|
|---|
| 415 | must be modified for each server that will be activated, usually
|
|---|
| 416 | replacing the server from <xref linkend="inetutils"/>.</para>
|
|---|
| 417 |
|
|---|
| 418 | </sect4>
|
|---|
| 419 |
|
|---|
| 420 | <sect4>
|
|---|
| 421 | <title>Additional Information</title>
|
|---|
| 422 |
|
|---|
| 423 | <para>For additional information consult <ulink
|
|---|
| 424 | url="http://web.mit.edu/kerberos/www/krb5-1.6/#documentation">
|
|---|
| 425 | Documentation for krb-&mitkrb-version;</ulink> on which the above
|
|---|
| 426 | instructions are based.</para>
|
|---|
| 427 |
|
|---|
| 428 | </sect4>
|
|---|
| 429 |
|
|---|
| 430 | </sect3>
|
|---|
| 431 |
|
|---|
| 432 | </sect2>
|
|---|
| 433 |
|
|---|
| 434 | <sect2 role="content">
|
|---|
| 435 | <title>Contents</title>
|
|---|
| 436 | <para></para>
|
|---|
| 437 |
|
|---|
| 438 | <segmentedlist>
|
|---|
| 439 | <segtitle>Installed Programs</segtitle>
|
|---|
| 440 | <segtitle>Installed Libraries</segtitle>
|
|---|
| 441 | <segtitle>Installed Directories</segtitle>
|
|---|
| 442 |
|
|---|
| 443 | <seglistitem>
|
|---|
| 444 | <seg>ftp, ftpd, gss-client, gss-server, k5srvutil, kadmin,
|
|---|
| 445 | kadmin.local, kadmind, kdb5_ldap_util, kdb5_util, kdestroy, kinit, klist,
|
|---|
| 446 | klogind, kpasswd, kprop, kpropd, krb5-config, krb5-send-pr, krb524d,
|
|---|
| 447 | krb524init, krb5kdc, kshd, ksu, ktutil, kvno, login.krb5, rcp, rlogin,
|
|---|
| 448 | rsh, sclient, sim_client, sim_server, sserver, telnet, telnetd,
|
|---|
| 449 | uuclient, uuserver and v4rcp</seg>
|
|---|
| 450 | <seg>libdes425.so, libgssapi_krb5.so,
|
|---|
| 451 | libgssrpc.so, libk5crypto.so, libkadm5clnt.so, libkadm5srv.so,
|
|---|
| 452 | libkdb5.so, libkdb_ldap.so, libkrb4.so, libkrb5.so and
|
|---|
| 453 | libkrb5support.so</seg>
|
|---|
| 454 | <seg>/etc/krb5, /usr/include/{gssapi,gssrpc,kerberosIV,krb5},
|
|---|
| 455 | /usr/lib/krb5, /usr/share/{doc/krb5-&mitkrb-version;,examples,gnats}
|
|---|
| 456 | and /var/lib/krb5kdc</seg>
|
|---|
| 457 | </seglistitem>
|
|---|
| 458 | </segmentedlist>
|
|---|
| 459 |
|
|---|
| 460 | <variablelist>
|
|---|
| 461 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
|
|---|
| 462 | <?dbfo list-presentation="list"?>
|
|---|
| 463 | <?dbhtml list-presentation="table"?>
|
|---|
| 464 |
|
|---|
| 465 | <varlistentry id="ftp-mitkrb">
|
|---|
| 466 | <term><command>ftp</command></term>
|
|---|
| 467 | <listitem>
|
|---|
| 468 | <para>is a kerberized FTP client.</para>
|
|---|
| 469 | <indexterm zone="mitkrb ftp-mitkrb">
|
|---|
| 470 | <primary sortas="b-ftp">ftp</primary>
|
|---|
| 471 | </indexterm>
|
|---|
| 472 | </listitem>
|
|---|
| 473 | </varlistentry>
|
|---|
| 474 |
|
|---|
| 475 | <varlistentry id="ftpd-mitkrb">
|
|---|
| 476 | <term><command>ftpd</command></term>
|
|---|
| 477 | <listitem>
|
|---|
| 478 | <para>is a kerberized FTP daemon.</para>
|
|---|
| 479 | <indexterm zone="mitkrb ftpd-mitkrb">
|
|---|
| 480 | <primary sortas="b-ftpd">ftpd</primary>
|
|---|
| 481 | </indexterm>
|
|---|
| 482 | </listitem>
|
|---|
| 483 | </varlistentry>
|
|---|
| 484 |
|
|---|
| 485 | <varlistentry id="k5srvutil">
|
|---|
| 486 | <term><command>k5srvutil</command></term>
|
|---|
| 487 | <listitem>
|
|---|
| 488 | <para>is a host keytable manipulation utility.</para>
|
|---|
| 489 | <indexterm zone="mitkrb k5srvutil">
|
|---|
| 490 | <primary sortas="b-k5srvutil">k5srvutil</primary>
|
|---|
| 491 | </indexterm>
|
|---|
| 492 | </listitem>
|
|---|
| 493 | </varlistentry>
|
|---|
| 494 |
|
|---|
| 495 | <varlistentry id="kadmin-mitkrb">
|
|---|
| 496 | <term><command>kadmin</command></term>
|
|---|
| 497 | <listitem>
|
|---|
| 498 | <para>is an utility used to make modifications
|
|---|
| 499 | to the Kerberos database.</para>
|
|---|
| 500 | <indexterm zone="mitkrb kadmin-mitkrb">
|
|---|
| 501 | <primary sortas="b-kadmin">kadmin</primary>
|
|---|
| 502 | </indexterm>
|
|---|
| 503 | </listitem>
|
|---|
| 504 | </varlistentry>
|
|---|
| 505 |
|
|---|
| 506 | <varlistentry id="kadmind-mitkrb">
|
|---|
| 507 | <term><command>kadmind</command></term>
|
|---|
| 508 | <listitem>
|
|---|
| 509 | <para>is a server for administrative access
|
|---|
| 510 | to a Kerberos database.</para>
|
|---|
| 511 | <indexterm zone="mitkrb kadmind-mitkrb">
|
|---|
| 512 | <primary sortas="b-kadmind">kadmind</primary>
|
|---|
| 513 | </indexterm>
|
|---|
| 514 | </listitem>
|
|---|
| 515 | </varlistentry>
|
|---|
| 516 |
|
|---|
| 517 | <varlistentry id="kdb5_util">
|
|---|
| 518 | <term><command>kdb5_util</command></term>
|
|---|
| 519 | <listitem>
|
|---|
| 520 | <para>is the KDC database utility.</para>
|
|---|
| 521 | <indexterm zone="mitkrb kdb5_util">
|
|---|
| 522 | <primary sortas="b-kdb5_util">kdb5_util</primary>
|
|---|
| 523 | </indexterm>
|
|---|
| 524 | </listitem>
|
|---|
| 525 | </varlistentry>
|
|---|
| 526 |
|
|---|
| 527 | <varlistentry id="kdestroy-mitkrb">
|
|---|
| 528 | <term><command>kdestroy</command></term>
|
|---|
| 529 | <listitem>
|
|---|
| 530 | <para>removes the current set of tickets.</para>
|
|---|
| 531 | <indexterm zone="mitkrb kdestroy-mitkrb">
|
|---|
| 532 | <primary sortas="b-kdestroy">kdestroy</primary>
|
|---|
| 533 | </indexterm>
|
|---|
| 534 | </listitem>
|
|---|
| 535 | </varlistentry>
|
|---|
| 536 |
|
|---|
| 537 | <varlistentry id="kinit-mitkrb">
|
|---|
| 538 | <term><command>kinit</command></term>
|
|---|
| 539 | <listitem>
|
|---|
| 540 | <para>is used to authenticate to the Kerberos server as a
|
|---|
| 541 | principal and acquire a ticket granting ticket that can
|
|---|
| 542 | later be used to obtain tickets for other services.</para>
|
|---|
| 543 | <indexterm zone="mitkrb kinit-mitkrb">
|
|---|
| 544 | <primary sortas="b-kinit">kinit</primary>
|
|---|
| 545 | </indexterm>
|
|---|
| 546 | </listitem>
|
|---|
| 547 | </varlistentry>
|
|---|
| 548 |
|
|---|
| 549 | <varlistentry id="klist-mitkrb">
|
|---|
| 550 | <term><command>klist</command></term>
|
|---|
| 551 | <listitem>
|
|---|
| 552 | <para>reads and displays the current tickets in
|
|---|
| 553 | the credential cache.</para>
|
|---|
| 554 | <indexterm zone="mitkrb klist-mitkrb">
|
|---|
| 555 | <primary sortas="b-klist">klist</primary>
|
|---|
| 556 | </indexterm>
|
|---|
| 557 | </listitem>
|
|---|
| 558 | </varlistentry>
|
|---|
| 559 |
|
|---|
| 560 | <varlistentry id="klogind">
|
|---|
| 561 | <term><command>klogind</command></term>
|
|---|
| 562 | <listitem>
|
|---|
| 563 | <para>is the server that responds to <command>rlogin</command>
|
|---|
| 564 | requests.</para>
|
|---|
| 565 | <indexterm zone="mitkrb klogind">
|
|---|
| 566 | <primary sortas="b-klogind">klogind</primary>
|
|---|
| 567 | </indexterm>
|
|---|
| 568 | </listitem>
|
|---|
| 569 | </varlistentry>
|
|---|
| 570 |
|
|---|
| 571 | <varlistentry id="kpasswd-mitkrb">
|
|---|
| 572 | <term><command>kpasswd</command></term>
|
|---|
| 573 | <listitem>
|
|---|
| 574 | <para>is a program for changing Kerberos 5 passwords.</para>
|
|---|
| 575 | <indexterm zone="mitkrb kpasswd-mitkrb">
|
|---|
| 576 | <primary sortas="b-kpasswd">kpasswd</primary>
|
|---|
| 577 | </indexterm>
|
|---|
| 578 | </listitem>
|
|---|
| 579 | </varlistentry>
|
|---|
| 580 |
|
|---|
| 581 | <varlistentry id="kprop">
|
|---|
| 582 | <term><command>kprop</command></term>
|
|---|
| 583 | <listitem>
|
|---|
| 584 | <para>takes a principal database in a specified format and
|
|---|
| 585 | converts it into a stream of database records.</para>
|
|---|
| 586 | <indexterm zone="mitkrb kprop">
|
|---|
| 587 | <primary sortas="b-kprop">kprop</primary>
|
|---|
| 588 | </indexterm>
|
|---|
| 589 | </listitem>
|
|---|
| 590 | </varlistentry>
|
|---|
| 591 |
|
|---|
| 592 | <varlistentry id="kpropd">
|
|---|
| 593 | <term><command>kpropd</command></term>
|
|---|
| 594 | <listitem>
|
|---|
| 595 | <para>receives a database sent by <command>kprop</command>
|
|---|
| 596 | and writes it as a local database.</para>
|
|---|
| 597 | <indexterm zone="mitkrb kpropd">
|
|---|
| 598 | <primary sortas="b-kpropd">kpropd</primary>
|
|---|
| 599 | </indexterm>
|
|---|
| 600 | </listitem>
|
|---|
| 601 | </varlistentry>
|
|---|
| 602 |
|
|---|
| 603 | <varlistentry id="krb5-config-prog2">
|
|---|
| 604 | <term><command>krb5-config</command></term>
|
|---|
| 605 | <listitem>
|
|---|
| 606 | <para>gives information on how to link programs against
|
|---|
| 607 | libraries.</para>
|
|---|
| 608 | <indexterm zone="mitkrb krb5-config-prog2">
|
|---|
| 609 | <primary sortas="b-krb5-config">krb5-config</primary>
|
|---|
| 610 | </indexterm>
|
|---|
| 611 | </listitem>
|
|---|
| 612 | </varlistentry>
|
|---|
| 613 |
|
|---|
| 614 | <varlistentry id="krb5kdc">
|
|---|
| 615 | <term><command>krb5kdc</command></term>
|
|---|
| 616 | <listitem>
|
|---|
| 617 | <para>is a Kerberos 5 server.</para>
|
|---|
| 618 | <indexterm zone="mitkrb krb5kdc">
|
|---|
| 619 | <primary sortas="b-krb5kdc">krb5kdc</primary>
|
|---|
| 620 | </indexterm>
|
|---|
| 621 | </listitem>
|
|---|
| 622 | </varlistentry>
|
|---|
| 623 |
|
|---|
| 624 | <varlistentry id="kshd">
|
|---|
| 625 | <term><command>kshd</command></term>
|
|---|
| 626 | <listitem>
|
|---|
| 627 | <para>is the server that responds to <command>rsh</command>
|
|---|
| 628 | requests.</para>
|
|---|
| 629 | <indexterm zone="mitkrb kshd">
|
|---|
| 630 | <primary sortas="b-kshd">kshd</primary>
|
|---|
| 631 | </indexterm>
|
|---|
| 632 | </listitem>
|
|---|
| 633 | </varlistentry>
|
|---|
| 634 |
|
|---|
| 635 | <varlistentry id="ksu">
|
|---|
| 636 | <term><command>ksu</command></term>
|
|---|
| 637 | <listitem>
|
|---|
| 638 | <para>is the super user program using Kerberos protocol.
|
|---|
| 639 | Requires a properly configured
|
|---|
| 640 | <filename class="directory">/etc/shells</filename> and
|
|---|
| 641 | <filename>~/.k5login</filename> containing principals
|
|---|
| 642 | authorized to become super users.</para>
|
|---|
| 643 | <indexterm zone="mitkrb ksu">
|
|---|
| 644 | <primary sortas="b-ksu">ksu</primary>
|
|---|
| 645 | </indexterm>
|
|---|
| 646 | </listitem>
|
|---|
| 647 | </varlistentry>
|
|---|
| 648 |
|
|---|
| 649 | <varlistentry id="ktutil-mitkrb">
|
|---|
| 650 | <term><command>ktutil</command></term>
|
|---|
| 651 | <listitem>
|
|---|
| 652 | <para>is a program for managing Kerberos keytabs.</para>
|
|---|
| 653 | <indexterm zone="mitkrb ktutil-mitkrb">
|
|---|
| 654 | <primary sortas="b-ktutil">ktutil</primary>
|
|---|
| 655 | </indexterm>
|
|---|
| 656 | </listitem>
|
|---|
| 657 | </varlistentry>
|
|---|
| 658 |
|
|---|
| 659 | <varlistentry id="kvno">
|
|---|
| 660 | <term><command>kvno</command></term>
|
|---|
| 661 | <listitem>
|
|---|
| 662 | <para>prints keyversion numbers of Kerberos principals.</para>
|
|---|
| 663 | <indexterm zone="mitkrb kvno">
|
|---|
| 664 | <primary sortas="b-kvno">kvno</primary>
|
|---|
| 665 | </indexterm>
|
|---|
| 666 | </listitem>
|
|---|
| 667 | </varlistentry>
|
|---|
| 668 |
|
|---|
| 669 | <varlistentry id="login.krb5">
|
|---|
| 670 | <term><command>login.krb5</command></term>
|
|---|
| 671 | <listitem>
|
|---|
| 672 | <para>is a kerberized login program.</para>
|
|---|
| 673 | <indexterm zone="mitkrb login">
|
|---|
| 674 | <primary sortas="b-login.krb5">login.krb5</primary>
|
|---|
| 675 | </indexterm>
|
|---|
| 676 | </listitem>
|
|---|
| 677 | </varlistentry>
|
|---|
| 678 |
|
|---|
| 679 | <varlistentry id="rcp-mitkrb">
|
|---|
| 680 | <term><command>rcp</command></term>
|
|---|
| 681 | <listitem>
|
|---|
| 682 | <para>is a kerberized rcp client program.</para>
|
|---|
| 683 | <indexterm zone="mitkrb rcp-mitkrb">
|
|---|
| 684 | <primary sortas="b-rcp">rcp</primary>
|
|---|
| 685 | </indexterm>
|
|---|
| 686 | </listitem>
|
|---|
| 687 | </varlistentry>
|
|---|
| 688 |
|
|---|
| 689 | <varlistentry id="rlogin">
|
|---|
| 690 | <term><command>rlogin</command></term>
|
|---|
| 691 | <listitem>
|
|---|
| 692 | <para>is a kerberized rlogin client program.</para>
|
|---|
| 693 | <indexterm zone="mitkrb rlogin">
|
|---|
| 694 | <primary sortas="b-rlogin">rlogin</primary>
|
|---|
| 695 | </indexterm>
|
|---|
| 696 | </listitem>
|
|---|
| 697 | </varlistentry>
|
|---|
| 698 |
|
|---|
| 699 | <varlistentry id="rsh-mitkrb">
|
|---|
| 700 | <term><command>rsh</command></term>
|
|---|
| 701 | <listitem>
|
|---|
| 702 | <para>is a kerberized rsh client program.</para>
|
|---|
| 703 | <indexterm zone="mitkrb rsh-mitkrb">
|
|---|
| 704 | <primary sortas="b-rsh">rsh</primary>
|
|---|
| 705 | </indexterm>
|
|---|
| 706 | </listitem>
|
|---|
| 707 | </varlistentry>
|
|---|
| 708 |
|
|---|
| 709 | <varlistentry id="telnet-mitkrb">
|
|---|
| 710 | <term><command>telnet</command></term>
|
|---|
| 711 | <listitem>
|
|---|
| 712 | <para>is a kerberized telnet client program.</para>
|
|---|
| 713 | <indexterm zone="mitkrb telnet-mitkrb">
|
|---|
| 714 | <primary sortas="b-telnet">telnet</primary>
|
|---|
| 715 | </indexterm>
|
|---|
| 716 | </listitem>
|
|---|
| 717 | </varlistentry>
|
|---|
| 718 |
|
|---|
| 719 | <varlistentry id="telnetd-mitkrb">
|
|---|
| 720 | <term><command>telnetd</command></term>
|
|---|
| 721 | <listitem>
|
|---|
| 722 | <para>is a kerberized telnet server.</para>
|
|---|
| 723 | <indexterm zone="mitkrb telnetd-mitkrb">
|
|---|
| 724 | <primary sortas="b-telnetd">telnetd</primary>
|
|---|
| 725 | </indexterm>
|
|---|
| 726 | </listitem>
|
|---|
| 727 | </varlistentry>
|
|---|
| 728 |
|
|---|
| 729 | <varlistentry id="libgssapi_krb5-mitkrb">
|
|---|
| 730 | <term><filename class='libraryfile'>libgssapi_krb5.so</filename></term>
|
|---|
| 731 | <listitem>
|
|---|
| 732 | <para>contain the Generic Security Service Application
|
|---|
| 733 | Programming Interface (GSSAPI) functions which provides security
|
|---|
| 734 | services to callers in a generic fashion, supportable with a range of
|
|---|
| 735 | underlying mechanisms and technologies and hence allowing source-level
|
|---|
| 736 | portability of applications to different environments.</para>
|
|---|
| 737 | <indexterm zone="mitkrb libgssapi_krb5-mitkrb">
|
|---|
| 738 | <primary sortas="c-libgssapi_krb5">libgssapi_krb5.so</primary>
|
|---|
| 739 | </indexterm>
|
|---|
| 740 | </listitem>
|
|---|
| 741 | </varlistentry>
|
|---|
| 742 |
|
|---|
| 743 | <varlistentry id="libkadm5clnt-mitkrb">
|
|---|
| 744 | <term><filename class='libraryfile'>libkadm5clnt.so</filename></term>
|
|---|
| 745 | <listitem>
|
|---|
| 746 | <para>contains the administrative authentication and password
|
|---|
| 747 | checking functions required by Kerberos 5 client-side programs.</para>
|
|---|
| 748 | <indexterm zone="mitkrb libkadm5clnt-mitkrb">
|
|---|
| 749 | <primary sortas="c-libkadm5clnt">libkadm5clnt.so</primary>
|
|---|
| 750 | </indexterm>
|
|---|
| 751 | </listitem>
|
|---|
| 752 | </varlistentry>
|
|---|
| 753 |
|
|---|
| 754 | <varlistentry id="libkadm5srv-mitkrb">
|
|---|
| 755 | <term><filename class='libraryfile'>libkadm5srv.so</filename></term>
|
|---|
| 756 | <listitem>
|
|---|
| 757 | <para>contain the administrative authentication and password
|
|---|
| 758 | checking functions required by Kerberos 5 servers.</para>
|
|---|
| 759 | <indexterm zone="mitkrb libkadm5srv-mitkrb">
|
|---|
| 760 | <primary sortas="c-libkadm5srv">libkadm5srv.so</primary>
|
|---|
| 761 | </indexterm>
|
|---|
| 762 | </listitem>
|
|---|
| 763 | </varlistentry>
|
|---|
| 764 |
|
|---|
| 765 | <varlistentry id="libkdb5">
|
|---|
| 766 | <term><filename class='libraryfile'>libkdb5.so</filename></term>
|
|---|
| 767 | <listitem>
|
|---|
| 768 | <para>is a Kerberos 5 authentication/authorization database
|
|---|
| 769 | access library.</para>
|
|---|
| 770 | <indexterm zone="mitkrb libkdb5">
|
|---|
| 771 | <primary sortas="c-libkdb5">libkdb5.so</primary>
|
|---|
| 772 | </indexterm>
|
|---|
| 773 | </listitem>
|
|---|
| 774 | </varlistentry>
|
|---|
| 775 |
|
|---|
| 776 | <varlistentry id="libkrb5-mitkrb">
|
|---|
| 777 | <term><filename class='libraryfile'>libkrb5.so</filename></term>
|
|---|
| 778 | <listitem>
|
|---|
| 779 | <para>is an all-purpose Kerberos 5 library.</para>
|
|---|
| 780 | <indexterm zone="mitkrb libkrb5-mitkrb">
|
|---|
| 781 | <primary sortas="c-libkrb5">libkrb5.so</primary>
|
|---|
| 782 | </indexterm>
|
|---|
| 783 | </listitem>
|
|---|
| 784 | </varlistentry>
|
|---|
| 785 |
|
|---|
| 786 | </variablelist>
|
|---|
| 787 |
|
|---|
| 788 | </sect2>
|
|---|
| 789 |
|
|---|
| 790 | </sect1>
|
|---|
