/[gentoo]/xml/htdocs/doc/en/handbook/hb-install-config.xml
Gentoo

Diff of /xml/htdocs/doc/en/handbook/hb-install-config.xml

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

Revision 1.87 Revision 1.100
2<!DOCTYPE sections SYSTEM "/dtd/book.dtd"> 2<!DOCTYPE sections SYSTEM "/dtd/book.dtd">
3 3
4<!-- The content of this document is licensed under the CC-BY-SA license --> 4<!-- The content of this document is licensed under the CC-BY-SA license -->
5<!-- See http://creativecommons.org/licenses/by-sa/2.5 --> 5<!-- See http://creativecommons.org/licenses/by-sa/2.5 -->
6 6
7<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/handbook/hb-install-config.xml,v 1.87 2006/11/02 23:29:27 neysx Exp $ --> 7<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/handbook/hb-install-config.xml,v 1.100 2009/02/11 08:40:54 nightmorph Exp $ -->
8 8
9<sections> 9<sections>
10 10
11<abstract> 11<abstract>
12You need to edit some important configuration files. In this chapter 12You need to edit some important configuration files. In this chapter
13you receive an overview of these files and an explanation on how to 13you receive an overview of these files and an explanation on how to
14proceed. 14proceed.
15</abstract> 15</abstract>
16 16
17<version>7.5</version> 17<version>9.3</version>
18<date>2006-11-02</date> 18<date>2009-02-11</date>
19 19
20<section> 20<section>
21<title>Filesystem Information</title> 21<title>Filesystem Information</title>
22<subsection> 22<subsection>
23<title>What is fstab?</title> 23<title>What is fstab?</title>
73</li> 73</li>
74</ul> 74</ul>
75 75
76<impo> 76<impo>
77The default <path>/etc/fstab</path> file provided by Gentoo <e>is not a valid 77The default <path>/etc/fstab</path> file provided by Gentoo <e>is not a valid
78fstab file</e>, You <b>have to create</b> your own <path>/etc/fstab</path>. 78fstab file</e>. You <b>have to create</b> your own <path>/etc/fstab</path>.
79</impo> 79</impo>
80 80
81<pre caption="Opening /etc/fstab"> 81<pre caption="Opening /etc/fstab">
82# <i>nano -w /etc/fstab</i> 82# <i>nano -w /etc/fstab</i>
83</pre> 83</pre>
89Let us take a look at how we write down the options for the <path>/boot</path> 89Let us take a look at how we write down the options for the <path>/boot</path>
90partition. This is just an example, if you didn't or couldn't create a 90partition. This is just an example, if you didn't or couldn't create a
91<path>/boot</path>, don't copy it. 91<path>/boot</path>, don't copy it.
92</p> 92</p>
93 93
94<p test="contains(func:keyval('/boot'), '/dev/hd')">
95In our default <keyval id="arch"/> partitioning example, <path>/boot</path> is
96usually the <path><keyval id="/boot"/></path> partition (or
97<path>/dev/sda*</path> if you use SCSI or SATA drives), with <c>ext2</c> as
98filesystem. It needs to be checked during boot, so we would write down:
99</p> 94<p>
100
101<p test="contains(func:keyval('/boot'), '/dev/sd')">
102In our default <keyval id="arch"/> partitioning example, <path>/boot</path> is 95In our default <keyval id="arch"/> partitioning example, <path>/boot</path> is
103usually the <path><keyval id="/boot"/></path> partition, with <c>ext2</c> as 96usually the <path><keyval id="/boot"/></path> partition, with <c>ext2</c> as
104filesystem. It needs to be checked during boot, so we would write down: 97filesystem. It needs to be checked during boot, so we would write down:
105</p> 98</p>
106 99
116</p> 109</p>
117 110
118</body> 111</body>
119<body> 112<body>
120 113
121<p test="not(func:keyval('arch')='SPARC')"> 114<p>
122Add the rules that match your partitioning scheme and append rules for 115Add the rules that match your partitioning scheme and append rules for
123<path>/proc</path>, <c>tmpfs</c>, for your CD-ROM drive(s), and of course, if
124you have other partitions or drives, for those too.
125</p>
126
127<p test="func:keyval('arch')='SPARC'">
128Add the rules that match your partitioning schema and append rules for
129<path>/proc/openprom</path>, <path>/proc</path>, <c>tmpfs</c> , for your CD-ROM
130drive(s), and of course, if you have other partitions or drives, for those too. 116your CD-ROM drive(s), and of course, if you have other partitions or drives,
117for those too.
131</p> 118</p>
132 119
133<p> 120<p>
134Now use the <e>example</e> below to create your <path>/etc/fstab</path>: 121Now use the <e>example</e> below to create your <path>/etc/fstab</path>:
135</p> 122</p>
136
137<pre caption="A full /etc/fstab example" test="func:keyval('arch')='AMD64' or func:keyval('arch')='x86'">
138<keyval id="/boot"/> /boot ext2 defaults,noatime 1 2
139/dev/hda2 none swap sw 0 0
140/dev/hda3 / ext3 noatime 0 1
141
142proc /proc proc defaults 0 0
143shm /dev/shm tmpfs nodev,nosuid,noexec 0 0
144
145/dev/cdrom /mnt/cdrom auto noauto,user 0 0
146</pre>
147 123
148<pre caption="A full /etc/fstab example" test="func:keyval('arch')='HPPA'"> 124<pre caption="A full /etc/fstab example" test="func:keyval('arch')='HPPA'">
149<keyval id="/boot"/> /boot ext2 defaults,noatime 1 2 125<keyval id="/boot"/> /boot ext2 defaults,noatime 1 2
150/dev/sda3 none swap sw 0 0 126/dev/sda3 none swap sw 0 0
151/dev/sda4 / ext3 noatime 0 1 127/dev/sda4 / ext3 noatime 0 1
152 128
153proc /proc proc defaults 0 0
154shm /dev/shm tmpfs nodev,nosuid,noexec 0 0
155
156/dev/cdrom /mnt/cdrom auto noauto,user 0 0 129/dev/cdrom /mnt/cdrom auto noauto,user 0 0
157</pre> 130</pre>
158 131
159<pre caption="A full /etc/fstab example" test="func:keyval('arch')='Alpha' or func:keyval('arch')='MIPS'"> 132<pre caption="A full /etc/fstab example" test="func:keyval('arch')='Alpha' or func:keyval('arch')='MIPS' or func:keyval('arch')='x86' or func:keyval('arch')='AMD64'">
160<keyval id="/boot"/> /boot ext2 defaults,noatime 1 2 133<keyval id="/boot"/> /boot ext2 defaults,noatime 1 2
161/dev/sda2 none swap sw 0 0 134/dev/sda2 none swap sw 0 0
162/dev/sda3 / ext3 noatime 0 1 135/dev/sda3 / ext3 noatime 0 1
163
164proc /proc proc defaults 0 0
165shm /dev/shm tmpfs nodev,nosuid,noexec 0 0
166 136
167/dev/cdrom /mnt/cdrom auto noauto,user 0 0 137/dev/cdrom /mnt/cdrom auto noauto,user 0 0
168</pre> 138</pre>
169 139
170<pre caption="A full /etc/fstab example" test="func:keyval('arch')='SPARC'"> 140<pre caption="A full /etc/fstab example" test="func:keyval('arch')='SPARC'">
172/dev/sda2 none swap sw 0 0 142/dev/sda2 none swap sw 0 0
173/dev/sda4 /usr ext3 noatime 0 2 143/dev/sda4 /usr ext3 noatime 0 2
174/dev/sda5 /var ext3 noatime 0 2 144/dev/sda5 /var ext3 noatime 0 2
175/dev/sda6 /home ext3 noatime 0 2 145/dev/sda6 /home ext3 noatime 0 2
176 146
147<comment># You must add the rules for openprom</comment>
177openprom /proc/openprom openpromfs defaults 0 0 148openprom /proc/openprom openpromfs defaults 0 0
178proc /proc proc defaults 0 0
179shm /dev/shm tmpfs nodev,nosuid,noexec 0 0
180 149
181/dev/cdrom /mnt/cdrom auto noauto,user 0 0 150/dev/cdrom /mnt/cdrom auto noauto,user 0 0
182</pre> 151</pre>
183 152
184<note test="func:keyval('arch')='PPC'">
185There are important variations between PPC machine types. Please make sure you
186adapt the following example to your system.
187</note>
188
189<pre caption="A full /etc/fstab example" test="func:keyval('arch')='PPC'"> 153<pre caption="A full /etc/fstab example" test="func:keyval('arch')='PPC' or
190/dev/hda4 / ext3 noatime 0 1 154func:keyval('arch')='PPC64'">
191/dev/hda3 none swap sw 0 0
192
193proc /proc proc defaults 0 0
194shm /dev/shm tmpfs nodev,nosuid,noexec 0 0
195
196/dev/cdrom /mnt/cdrom auto noauto,user 0 0
197</pre>
198
199<pre caption="A full /etc/fstab example" test="func:keyval('arch')='PPC64'">
200/dev/sda4 / ext3 noatime 0 1 155/dev/sda4 / ext3 noatime 0 1
201/dev/sda3 none swap sw 0 0 156/dev/sda3 none swap sw 0 0
202
203proc /proc proc defaults 0 0
204shm /dev/shm tmpfs nodev,nosuid,noexec 0 0
205 157
206/dev/cdrom /mnt/cdrom auto noauto,user 0 0 158/dev/cdrom /mnt/cdrom auto noauto,user 0 0
207</pre> 159</pre>
208 160
209<p> 161<p>
245<comment>(Set the HOSTNAME variable to your host name)</comment> 197<comment>(Set the HOSTNAME variable to your host name)</comment>
246HOSTNAME="<i>tux</i>" 198HOSTNAME="<i>tux</i>"
247</pre> 199</pre>
248 200
249<p> 201<p>
250Second we set the domainname in <path>/etc/conf.d/net</path>: 202Second, <e>if</e> you need a domainname, set it in <path>/etc/conf.d/net</path>.
203You only need a domain if your ISP or network administrator says so, or if you
204have a DNS server but not a DHCP server. You don't need to worry about DNS or
205domainnames if your networking is setup for DHCP.
251</p> 206</p>
252 207
253<pre caption="Setting the domainname"> 208<pre caption="Setting the domainname">
254# <i>nano -w /etc/conf.d/net</i> 209# <i>nano -w /etc/conf.d/net</i>
255 210
256<comment>(Set the dns_domain variable to your domain name)</comment> 211<comment>(Set the dns_domain variable to your domain name)</comment>
257dns_domain_lo="<i>homenetwork</i>" 212dns_domain_lo="<i>homenetwork</i>"
258</pre> 213</pre>
259 214
215<note>
216If you choose not to set a domainname, you can get rid of the "This is
217hostname.(none)" messages at your login screen by editing
218<path>/etc/issue</path>. Just delete the string <c>.\O</c> from that file.
219</note>
220
260<p> 221<p>
261If you have a NIS domain (if you don't know what that is, then you don't have 222If you have a NIS domain (if you don't know what that is, then you don't have
262one), you need to define that one too: 223one), you need to define that one too:
263</p> 224</p>
264 225
269nis_domain_lo="<i>my-nisdomain</i>" 230nis_domain_lo="<i>my-nisdomain</i>"
270</pre> 231</pre>
271 232
272<note> 233<note>
273For more information on configuring DNS and NIS, please read the examples 234For more information on configuring DNS and NIS, please read the examples
274provided in <path>/etc/conf.d/net.example</path>. 235provided in <path>/etc/conf.d/net.example</path>. Also, you may want to emerge
236<c>openresolv</c> to help manage your DNS/NIS setup.
275</note> 237</note>
276 238
277</body> 239</body>
278</subsection> 240</subsection>
279<subsection> 241<subsection>
335to set both <c>config_eth0</c> and <c>routes_eth0</c>: 297to set both <c>config_eth0</c> and <c>routes_eth0</c>:
336</p> 298</p>
337 299
338<pre caption="Manually setting IP information for eth0"> 300<pre caption="Manually setting IP information for eth0">
339config_eth0=( "192.168.0.2 netmask 255.255.255.0 brd 192.168.0.255" ) 301config_eth0=( "192.168.0.2 netmask 255.255.255.0 brd 192.168.0.255" )
340routes_eth0=( "default gw 192.168.0.1" ) 302routes_eth0=( "default via 192.168.0.1" )
341</pre> 303</pre>
342 304
343<p> 305<p>
344To use DHCP and add specific DHCP options, define <c>config_eth0</c> and 306To use DHCP, define <c>config_eth0</c>:
345<c>dhcp_eth0</c>:
346</p> 307</p>
347 308
348<pre caption="Automatically obtaining an IP address for eth0"> 309<pre caption="Automatically obtaining an IP address for eth0">
349config_eth0=( "dhcp" ) 310config_eth0=( "dhcp" )
350dhcp_eth0="nodns nontp nonis"
351</pre> 311</pre>
352 312
353<p> 313<p>
354Please read <path>/etc/conf.d/net.example</path> for a list of all available 314Please read <path>/etc/conf.d/net.example</path> for a list of all available
355options. 315options. Be sure to also read your DHCP client manpage if you need to set
316specific DHCP options.
356</p> 317</p>
357 318
358<p> 319<p>
359If you have several network interfaces repeat the above steps for 320If you have several network interfaces repeat the above steps for
360<c>config_eth1</c>, <c>config_eth2</c>, etc. 321<c>config_eth1</c>, <c>config_eth2</c>, etc.
370<title>Automatically Start Networking at Boot</title> 331<title>Automatically Start Networking at Boot</title>
371<body> 332<body>
372 333
373<p> 334<p>
374To have your network interfaces activated at boot, you need to add them to the 335To have your network interfaces activated at boot, you need to add them to the
375default runlevel. If you have PCMCIA interfaces you should skip this action as 336default runlevel.
376the PCMCIA interfaces are started by the PCMCIA init script.
377</p> 337</p>
378 338
379<pre caption="Adding net.eth0 to the default runlevel"> 339<pre caption="Adding net.eth0 to the default runlevel">
380# <i>rc-update add net.eth0 default</i> 340# <i>rc-update add net.eth0 default</i>
381</pre> 341</pre>
435<subsection test="func:keyval('arch')='AMD64' or func:keyval('arch')='x86' or substring(func:keyval('arch'),1,3)='PPC'"> 395<subsection test="func:keyval('arch')='AMD64' or func:keyval('arch')='x86' or substring(func:keyval('arch'),1,3)='PPC'">
436<title>Optional: Get PCMCIA Working</title> 396<title>Optional: Get PCMCIA Working</title>
437<body> 397<body>
438 398
439<p> 399<p>
440PCMCIA-users should first install the <c>pcmcia-cs</c> package. This also 400PCMCIA users should first install the <c>pcmciautils</c> package.
441includes users who will be working with a 2.6 kernel (even though they won't be
442using the PCMCIA drivers from this package). The <c>USE="-X"</c> is necessary
443to avoid installing xorg-x11 at this moment:
444</p> 401</p>
445 402
446<pre caption="Installing pcmcia-cs"> 403<pre caption="Installing pcmciautils">
447# <i>USE="-X" emerge pcmcia-cs</i> 404# <i>emerge pcmciautils</i>
448</pre>
449
450<p>
451When <c>pcmcia-cs</c> is installed, add <c>pcmcia</c> to the <e>default</e>
452runlevel:
453</p>
454
455<pre caption="Adding pcmcia to the default runlevel">
456# <i>rc-update add pcmcia default</i>
457</pre> 405</pre>
458 406
459</body> 407</body>
460</subsection> 408</subsection>
461</section> 409</section>
470First we set the root password by typing: 418First we set the root password by typing:
471</p> 419</p>
472 420
473<pre caption="Setting the root password"> 421<pre caption="Setting the root password">
474# <i>passwd</i> 422# <i>passwd</i>
475</pre>
476
477<p>
478If you want root to be able to log on through the serial console, add
479<c>tts/0</c> to <path>/etc/securetty</path>:
480</p>
481
482<pre caption="Adding tts/0 to /etc/securetty">
483# <i>echo "tts/0" &gt;&gt; /etc/securetty</i>
484</pre> 423</pre>
485 424
486</body> 425</body>
487</subsection> 426</subsection>
488<subsection> 427<subsection>
519 458
520<p> 459<p>
521Take special care with the <c>KEYMAP</c> variable. If you select the wrong 460Take special care with the <c>KEYMAP</c> variable. If you select the wrong
522<c>KEYMAP</c>, you will get weird results when typing on your keyboard. 461<c>KEYMAP</c>, you will get weird results when typing on your keyboard.
523</p> 462</p>
524
525<note test="func:keyval('arch')='SPARC'">
526Users of USB-based SPARC systems and SPARC clones might need to select an i386
527keymap (such as "us") instead of "sunkeymap".
528</note>
529 463
530<note test="substring(func:keyval('arch'),1,3)='PPC'"> 464<note test="substring(func:keyval('arch'),1,3)='PPC'">
531PPC uses x86 keymaps on most systems. Users who want to be able to use ADB 465PPC uses x86 keymaps on most systems. Users who want to be able to use ADB
532keymaps on boot have to enable ADB keycode sendings in their kernel and have to 466keymaps on boot have to enable ADB keycode sendings in their kernel and have to
533set a mac/ppc keymap in <path>/etc/conf.d/keymaps</path>. 467set a mac/ppc keymap in <path>/etc/conf.d/keymaps</path>.
551If your hardware clock is not using UTC, you need to add <c>CLOCK="local"</c> 485If your hardware clock is not using UTC, you need to add <c>CLOCK="local"</c>
552to the file. Otherwise you will notice some clock skew. 486to the file. Otherwise you will notice some clock skew.
553</p> 487</p>
554 488
555<p> 489<p>
490You should define the timezone that you previously copied to
491<path>/etc/localtime</path> so that further upgrades of the
492<c>sys-libs/timezone-data</c> package can update <path>/etc/localtime</path>
493automatically. For instance, if you used the GMT timezone, you would add
494<c>TIMEZONE="GMT"</c>
495</p>
496
497<p>
556When you're finished configuring <path>/etc/conf.d/clock</path>, save and 498When you're finished configuring <path>/etc/conf.d/clock</path>, save and
557exit. 499exit.
558</p> 500</p>
559 501
560<p test="not(func:keyval('arch')='PPC64')"> 502<p test="not(func:keyval('arch')='PPC64')">

Legend:
Removed from v.1.87  
changed lines
  Added in v.1.100

  ViewVC Help
Powered by ViewVC 1.1.20