doc: Use prompt more often

This commit is contained in:
Jan Tojnar 2019-06-17 13:25:50 +02:00
parent 3c14bda7f5
commit a3f2131eb6
42 changed files with 271 additions and 271 deletions

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@ -921,7 +921,7 @@ src = fetchFromGitHub {
<para> <para>
You can convert between formats with nix-hash, for example: You can convert between formats with nix-hash, for example:
<screen> <screen>
$ nix-hash --type sha256 --to-base32 <replaceable>HASH</replaceable> <prompt>$ </prompt>nix-hash --type sha256 --to-base32 <replaceable>HASH</replaceable>
</screen> </screen>
</para> </para>
</listitem> </listitem>
@ -1038,7 +1038,7 @@ patches = [ ./0001-changes.patch ];
<para> <para>
Move to the root directory of the source code you're patching. Move to the root directory of the source code you're patching.
<screen> <screen>
$ cd the/program/source</screen> <prompt>$ </prompt>cd the/program/source</screen>
</para> </para>
</listitem> </listitem>
<listitem> <listitem>
@ -1046,8 +1046,8 @@ $ cd the/program/source</screen>
If a git repository is not already present, create one and stage all of If a git repository is not already present, create one and stage all of
the source files. the source files.
<screen> <screen>
$ git init <prompt>$ </prompt>git init
$ git add .</screen> <prompt>$ </prompt>git add .</screen>
</para> </para>
</listitem> </listitem>
<listitem> <listitem>
@ -1060,7 +1060,7 @@ $ git add .</screen>
<para> <para>
Use git to create a diff, and pipe the output to a patch file: Use git to create a diff, and pipe the output to a patch file:
<screen> <screen>
$ git diff > nixpkgs/pkgs/the/package/0001-changes.patch</screen> <prompt>$ </prompt>git diff > nixpkgs/pkgs/the/package/0001-changes.patch</screen>
</para> </para>
</listitem> </listitem>
</orderedlist> </orderedlist>

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@ -480,9 +480,9 @@ pullImage {
<literal>nix-prefetch-docker</literal> command can be used to get required <literal>nix-prefetch-docker</literal> command can be used to get required
image parameters: image parameters:
<programlisting> <screen>
$ nix run nixpkgs.nix-prefetch-docker -c nix-prefetch-docker --image-name mysql --image-tag 5 <prompt>$ </prompt>nix run nixpkgs.nix-prefetch-docker -c nix-prefetch-docker --image-name mysql --image-tag 5
</programlisting> </screen>
Since a given <varname>imageName</varname> may transparently refer to a Since a given <varname>imageName</varname> may transparently refer to a
manifest list of images which support multiple architectures and/or manifest list of images which support multiple architectures and/or
@ -491,17 +491,17 @@ $ nix run nixpkgs.nix-prefetch-docker -c nix-prefetch-docker --image-name mysql
By default it will match the OS and architecture of the host the command is By default it will match the OS and architecture of the host the command is
run on. run on.
<programlisting> <screen>
$ nix-prefetch-docker --image-name mysql --image-tag 5 --arch x86_64 --os linux <prompt>$ </prompt>nix-prefetch-docker --image-name mysql --image-tag 5 --arch x86_64 --os linux
</programlisting> </screen>
Desired image name and tag can be set using Desired image name and tag can be set using
<option>--final-image-name</option> and <option>--final-image-tag</option> <option>--final-image-name</option> and <option>--final-image-tag</option>
arguments: arguments:
<programlisting> <screen>
$ nix-prefetch-docker --image-name mysql --image-tag 5 --final-image-name eu.gcr.io/my-project/mysql --final-image-tag prod <prompt>$ </prompt>nix-prefetch-docker --image-name mysql --image-tag 5 --final-image-name eu.gcr.io/my-project/mysql --final-image-tag prod
</programlisting> </screen>
</para> </para>
</section> </section>

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@ -131,8 +131,8 @@
in <literal>beamPackages</literal>, use the following command: in <literal>beamPackages</literal>, use the following command:
</para> </para>
<programlisting> <screen>
$ nix-env -f &quot;&lt;nixpkgs&gt;&quot; -qaP -A beamPackages <prompt>$ </prompt>nix-env -f &quot;&lt;nixpkgs&gt;&quot; -qaP -A beamPackages
beamPackages.esqlite esqlite-0.2.1 beamPackages.esqlite esqlite-0.2.1
beamPackages.goldrush goldrush-0.1.7 beamPackages.goldrush goldrush-0.1.7
beamPackages.ibrowse ibrowse-4.2.2 beamPackages.ibrowse ibrowse-4.2.2
@ -140,16 +140,16 @@ beamPackages.jiffy jiffy-0.14.5
beamPackages.lager lager-3.0.2 beamPackages.lager lager-3.0.2
beamPackages.meck meck-0.8.3 beamPackages.meck meck-0.8.3
beamPackages.rebar3-pc pc-1.1.0 beamPackages.rebar3-pc pc-1.1.0
</programlisting> </screen>
<para> <para>
To install any of those packages into your profile, refer to them by their To install any of those packages into your profile, refer to them by their
attribute path (first column): attribute path (first column):
</para> </para>
<programlisting> <screen>
$ nix-env -f &quot;&lt;nixpkgs&gt;&quot; -iA beamPackages.ibrowse <prompt>$ </prompt>nix-env -f &quot;&lt;nixpkgs&gt;&quot; -iA beamPackages.ibrowse
</programlisting> </screen>
<para> <para>
The attribute path of any BEAM package corresponds to the name of that The attribute path of any BEAM package corresponds to the name of that

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@ -47,13 +47,13 @@ foo = import ../path/to/foo.nix {
in <filename>all-packages.nix</filename>. You can test building a Perl in <filename>all-packages.nix</filename>. You can test building a Perl
package as follows: package as follows:
<screen> <screen>
$ nix-build -A perlPackages.ClassC3 <prompt>$ </prompt>nix-build -A perlPackages.ClassC3
</screen> </screen>
<varname>buildPerlPackage</varname> adds <literal>perl-</literal> to the <varname>buildPerlPackage</varname> adds <literal>perl-</literal> to the
start of the name attribute, so the package above is actually called start of the name attribute, so the package above is actually called
<literal>perl-Class-C3-0.21</literal>. So to install it, you can say: <literal>perl-Class-C3-0.21</literal>. So to install it, you can say:
<screen> <screen>
$ nix-env -i perl-Class-C3 <prompt>$ </prompt>nix-env -i perl-Class-C3
</screen> </screen>
(Of course you can also install using the attribute name: <literal>nix-env -i (Of course you can also install using the attribute name: <literal>nix-env -i
-A perlPackages.ClassC3</literal>.) -A perlPackages.ClassC3</literal>.)
@ -148,7 +148,7 @@ ClassC3Componentised = buildPerlPackage rec {
</para> </para>
<screen> <screen>
$ nix-env -i nix-generate-from-cpan <prompt>$ </prompt>nix-env -i nix-generate-from-cpan
</screen> </screen>
<para> <para>
@ -156,7 +156,7 @@ $ nix-env -i nix-generate-from-cpan
unpacks the corresponding package, and prints a Nix expression on standard unpacks the corresponding package, and prints a Nix expression on standard
output. For example: output. For example:
<screen> <screen>
$ nix-generate-from-cpan XML::Simple <prompt>$ </prompt>nix-generate-from-cpan XML::Simple
XMLSimple = buildPerlPackage rec { XMLSimple = buildPerlPackage rec {
name = "XML-Simple-2.22"; name = "XML-Simple-2.22";
src = fetchurl { src = fetchurl {

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@ -30,7 +30,7 @@ meta = with stdenv.lib; {
The meta-attributes of a package can be queried from the command-line using The meta-attributes of a package can be queried from the command-line using
<command>nix-env</command>: <command>nix-env</command>:
<screen> <screen>
$ nix-env -qa hello --json <prompt>$ </prompt>nix-env -qa hello --json
{ {
"hello": { "hello": {
"meta": { "meta": {
@ -70,7 +70,7 @@ $ nix-env -qa hello --json
<command>nix-env</command> knows about the <varname>description</varname> <command>nix-env</command> knows about the <varname>description</varname>
field specifically: field specifically:
<screen> <screen>
$ nix-env -qa hello --description <prompt>$ </prompt>nix-env -qa hello --description
hello-2.3 A program that produces a familiar, friendly greeting hello-2.3 A program that produces a familiar, friendly greeting
</screen> </screen>
</para> </para>

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@ -92,9 +92,9 @@ modulesTree = [kernel]
<para> <para>
If needed you can also run <literal>make menuconfig</literal>: If needed you can also run <literal>make menuconfig</literal>:
<screen> <screen>
$ nix-env -i ncurses <prompt>$ </prompt>nix-env -i ncurses
$ export NIX_CFLAGS_LINK=-lncurses <prompt>$ </prompt>export NIX_CFLAGS_LINK=-lncurses
$ make menuconfig ARCH=<replaceable>arch</replaceable></screen> <prompt>$ </prompt>make menuconfig ARCH=<replaceable>arch</replaceable></screen>
</para> </para>
</listitem> </listitem>
<listitem> <listitem>
@ -142,8 +142,8 @@ $ make menuconfig ARCH=<replaceable>arch</replaceable></screen>
<para> <para>
The generator is invoked as follows: The generator is invoked as follows:
<screen> <screen>
$ cd pkgs/servers/x11/xorg <prompt>$ </prompt>cd pkgs/servers/x11/xorg
$ cat tarballs-7.5.list extra.list old.list \ <prompt>$ </prompt>cat tarballs-7.5.list extra.list old.list \
| perl ./generate-expr-from-tarballs.pl | perl ./generate-expr-from-tarballs.pl
</screen> </screen>
For each of the tarballs in the <filename>.list</filename> files, the script For each of the tarballs in the <filename>.list</filename> files, the script
@ -160,8 +160,8 @@ $ cat tarballs-7.5.list extra.list old.list \
A file like <filename>tarballs-7.5.list</filename> contains all tarballs in A file like <filename>tarballs-7.5.list</filename> contains all tarballs in
a X.org release. It can be generated like this: a X.org release. It can be generated like this:
<screen> <screen>
$ export i="mirror://xorg/X11R7.4/src/everything/" <prompt>$ </prompt>export i="mirror://xorg/X11R7.4/src/everything/"
$ cat $(PRINT_PATH=1 nix-prefetch-url $i | tail -n 1) \ <prompt>$ </prompt>cat $(PRINT_PATH=1 nix-prefetch-url $i | tail -n 1) \
| perl -e 'while (&lt;>) { if (/(href|HREF)="([^"]*.bz2)"/) { print "$ENV{'i'}$2\n"; }; }' \ | perl -e 'while (&lt;>) { if (/(href|HREF)="([^"]*.bz2)"/) { print "$ENV{'i'}$2\n"; }; }' \
| sort > tarballs-7.4.list | sort > tarballs-7.4.list
</screen> </screen>
@ -210,7 +210,7 @@ $ cat $(PRINT_PATH=1 nix-prefetch-url $i | tail -n 1) \
often available. It is possible to list available Eclipse packages by often available. It is possible to list available Eclipse packages by
issuing the command: issuing the command:
<screen> <screen>
$ nix-env -f '&lt;nixpkgs&gt;' -qaP -A eclipses --description <prompt>$ </prompt>nix-env -f '&lt;nixpkgs&gt;' -qaP -A eclipses --description
</screen> </screen>
Once an Eclipse variant is installed it can be run using the Once an Eclipse variant is installed it can be run using the
<command>eclipse</command> command, as expected. From within Eclipse it is <command>eclipse</command> command, as expected. From within Eclipse it is
@ -250,7 +250,7 @@ packageOverrides = pkgs: {
available for installation using <varname>eclipseWithPlugins</varname> by available for installation using <varname>eclipseWithPlugins</varname> by
running running
<screen> <screen>
$ nix-env -f '&lt;nixpkgs&gt;' -qaP -A eclipses.plugins --description <prompt>$ </prompt>nix-env -f '&lt;nixpkgs&gt;' -qaP -A eclipses.plugins --description
</screen> </screen>
</para> </para>

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@ -9,8 +9,8 @@
<para> <para>
Checkout the Nixpkgs source tree: Checkout the Nixpkgs source tree:
<screen> <screen>
$ git clone https://github.com/NixOS/nixpkgs <prompt>$ </prompt>git clone https://github.com/NixOS/nixpkgs
$ cd nixpkgs</screen> <prompt>$ </prompt>cd nixpkgs</screen>
</para> </para>
</listitem> </listitem>
<listitem> <listitem>
@ -23,7 +23,7 @@ $ cd nixpkgs</screen>
See <xref linkend="sec-organisation" /> for some hints on the tree See <xref linkend="sec-organisation" /> for some hints on the tree
organisation. Create a directory for your package, e.g. organisation. Create a directory for your package, e.g.
<screen> <screen>
$ mkdir pkgs/development/libraries/libfoo</screen> <prompt>$ </prompt>mkdir pkgs/development/libraries/libfoo</screen>
</para> </para>
</listitem> </listitem>
<listitem> <listitem>
@ -34,8 +34,8 @@ $ mkdir pkgs/development/libraries/libfoo</screen>
as arguments, and returns a build of the package in the Nix store. The as arguments, and returns a build of the package in the Nix store. The
expression should usually be called <filename>default.nix</filename>. expression should usually be called <filename>default.nix</filename>.
<screen> <screen>
$ emacs pkgs/development/libraries/libfoo/default.nix <prompt>$ </prompt>emacs pkgs/development/libraries/libfoo/default.nix
$ git add pkgs/development/libraries/libfoo/default.nix</screen> <prompt>$ </prompt>git add pkgs/development/libraries/libfoo/default.nix</screen>
</para> </para>
<para> <para>
You can have a look at the existing Nix expressions under You can have a look at the existing Nix expressions under
@ -180,7 +180,7 @@ $ git add pkgs/development/libraries/libfoo/default.nix</screen>
with some descriptive name for the variable, e.g. with some descriptive name for the variable, e.g.
<varname>libfoo</varname>. <varname>libfoo</varname>.
<screen> <screen>
$ emacs pkgs/top-level/all-packages.nix</screen> <prompt>$ </prompt>emacs pkgs/top-level/all-packages.nix</screen>
</para> </para>
<para> <para>
The attributes in that file are sorted by category (like “Development / The attributes in that file are sorted by category (like “Development /
@ -193,7 +193,7 @@ $ emacs pkgs/top-level/all-packages.nix</screen>
To test whether the package builds, run the following command from the To test whether the package builds, run the following command from the
root of the nixpkgs source tree: root of the nixpkgs source tree:
<screen> <screen>
$ nix-build -A libfoo</screen> <prompt>$ </prompt>nix-build -A libfoo</screen>
where <varname>libfoo</varname> should be the variable name defined in the where <varname>libfoo</varname> should be the variable name defined in the
previous step. You may want to add the flag <option>-K</option> to keep previous step. You may want to add the flag <option>-K</option> to keep
the temporary build directory in case something fails. If the build the temporary build directory in case something fails. If the build
@ -205,7 +205,7 @@ $ nix-build -A libfoo</screen>
<para> <para>
If you want to install the package into your profile (optional), do If you want to install the package into your profile (optional), do
<screen> <screen>
$ nix-env -f . -iA libfoo</screen> <prompt>$ </prompt>nix-env -f . -iA libfoo</screen>
</para> </para>
</listitem> </listitem>
<listitem> <listitem>

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@ -153,11 +153,11 @@
nixpkgs-unstable for easier review by running the following commands nixpkgs-unstable for easier review by running the following commands
from a nixpkgs clone. from a nixpkgs clone.
<screen> <screen>
$ git remote add channels https://github.com/NixOS/nixpkgs-channels.git <co <prompt>$ </prompt>git remote add channels https://github.com/NixOS/nixpkgs-channels.git <co
xml:id='reviewing-rebase-1' /> xml:id='reviewing-rebase-1' />
$ git fetch channels nixos-unstable <co xml:id='reviewing-rebase-2' /> <prompt>$ </prompt>git fetch channels nixos-unstable <co xml:id='reviewing-rebase-2' />
$ git fetch origin pull/PRNUMBER/head <co xml:id='reviewing-rebase-3' /> <prompt>$ </prompt>git fetch origin pull/PRNUMBER/head <co xml:id='reviewing-rebase-3' />
$ git rebase --onto nixos-unstable BASEBRANCH FETCH_HEAD <co <prompt>$ </prompt>git rebase --onto nixos-unstable BASEBRANCH FETCH_HEAD <co
xml:id='reviewing-rebase-4' /> xml:id='reviewing-rebase-4' />
</screen> </screen>
<calloutlist> <calloutlist>
@ -197,7 +197,7 @@ $ git rebase --onto nixos-unstable BASEBRANCH FETCH_HEAD <co
request url. request url.
</para> </para>
<screen> <screen>
$ nix-shell -p nix-review --run "nix-review pr PRNUMBER" <prompt>$ </prompt>nix-shell -p nix-review --run "nix-review pr PRNUMBER"
</screen> </screen>
</listitem> </listitem>
</itemizedlist> </itemizedlist>

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@ -36,8 +36,8 @@
</listitem> </listitem>
</itemizedlist> </itemizedlist>
<screen> <screen>
$ git checkout 0998212 <prompt>$ </prompt>git checkout 0998212
$ git checkout -b 'fix/pkg-name-update' <prompt>$ </prompt>git checkout -b 'fix/pkg-name-update'
</screen> </screen>
</para> </para>
</listitem> </listitem>

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@ -11,12 +11,12 @@
Nixs <emphasis>garbage collector</emphasis> to remove old, unreferenced Nixs <emphasis>garbage collector</emphasis> to remove old, unreferenced
packages. This is easy: packages. This is easy:
<screen> <screen>
$ nix-collect-garbage <prompt>$ </prompt>nix-collect-garbage
</screen> </screen>
Alternatively, you can use a systemd unit that does the same in the Alternatively, you can use a systemd unit that does the same in the
background: background:
<screen> <screen>
# systemctl start nix-gc.service <prompt># </prompt>systemctl start nix-gc.service
</screen> </screen>
You can tell NixOS in <filename>configuration.nix</filename> to run this unit You can tell NixOS in <filename>configuration.nix</filename> to run this unit
automatically at certain points in time, for instance, every night at 03:15: automatically at certain points in time, for instance, every night at 03:15:
@ -31,11 +31,11 @@ $ nix-collect-garbage
configurations. The following command deletes old roots, removing the ability configurations. The following command deletes old roots, removing the ability
to roll back to them: to roll back to them:
<screen> <screen>
$ nix-collect-garbage -d <prompt>$ </prompt>nix-collect-garbage -d
</screen> </screen>
You can also do this for specific profiles, e.g. You can also do this for specific profiles, e.g.
<screen> <screen>
$ nix-env -p /nix/var/nix/profiles/per-user/eelco/profile --delete-generations old <prompt>$ </prompt>nix-env -p /nix/var/nix/profiles/per-user/eelco/profile --delete-generations old
</screen> </screen>
Note that NixOS system configurations are stored in the profile Note that NixOS system configurations are stored in the profile
<filename>/nix/var/nix/profiles/system</filename>. <filename>/nix/var/nix/profiles/system</filename>.
@ -45,7 +45,7 @@ $ nix-env -p /nix/var/nix/profiles/per-user/eelco/profile --delete-generations o
Nix store) is to run Nixs store optimiser, which seeks out identical files Nix store) is to run Nixs store optimiser, which seeks out identical files
in the store and replaces them with hard links to a single copy. in the store and replaces them with hard links to a single copy.
<screen> <screen>
$ nix-store --optimise <prompt>$ </prompt>nix-store --optimise
</screen> </screen>
Since this command needs to read the entire Nix store, it can take quite a Since this command needs to read the entire Nix store, it can take quite a
while to finish. while to finish.

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@ -11,10 +11,10 @@
<literal>10.233.0.0/16</literal>. You can get the containers IPv4 address <literal>10.233.0.0/16</literal>. You can get the containers IPv4 address
as follows: as follows:
<screen> <screen>
# nixos-container show-ip foo <prompt># </prompt>nixos-container show-ip foo
10.233.4.2 10.233.4.2
$ ping -c1 10.233.4.2 <prompt>$ </prompt>ping -c1 10.233.4.2
64 bytes from 10.233.4.2: icmp_seq=1 ttl=64 time=0.106 ms 64 bytes from 10.233.4.2: icmp_seq=1 ttl=64 time=0.106 ms
</screen> </screen>
</para> </para>

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@ -16,7 +16,7 @@
<literal>systemd</literal> hierarchy, which is what systemd uses to keep <literal>systemd</literal> hierarchy, which is what systemd uses to keep
track of the processes belonging to each service or user session: track of the processes belonging to each service or user session:
<screen> <screen>
$ systemd-cgls <prompt>$ </prompt>systemd-cgls
├─user ├─user
│ └─eelco │ └─eelco
│ └─c1 │ └─c1

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@ -11,14 +11,14 @@
The command <literal>journalctl</literal> allows you to see the contents of The command <literal>journalctl</literal> allows you to see the contents of
the journal. For example, the journal. For example,
<screen> <screen>
$ journalctl -b <prompt>$ </prompt>journalctl -b
</screen> </screen>
shows all journal entries since the last reboot. (The output of shows all journal entries since the last reboot. (The output of
<command>journalctl</command> is piped into <command>less</command> by <command>journalctl</command> is piped into <command>less</command> by
default.) You can use various options and match operators to restrict output default.) You can use various options and match operators to restrict output
to messages of interest. For instance, to get all messages from PostgreSQL: to messages of interest. For instance, to get all messages from PostgreSQL:
<screen> <screen>
$ journalctl -u postgresql.service <prompt>$ </prompt>journalctl -u postgresql.service
-- Logs begin at Mon, 2013-01-07 13:28:01 CET, end at Tue, 2013-01-08 01:09:57 CET. -- -- Logs begin at Mon, 2013-01-07 13:28:01 CET, end at Tue, 2013-01-08 01:09:57 CET. --
... ...
Jan 07 15:44:14 hagbard postgres[2681]: [2-1] LOG: database system is shut down Jan 07 15:44:14 hagbard postgres[2681]: [2-1] LOG: database system is shut down
@ -29,7 +29,7 @@ Jan 07 15:45:13 hagbard postgres[2500]: [1-1] LOG: database system is ready to
Or to get all messages since the last reboot that have at least a Or to get all messages since the last reboot that have at least a
“critical” severity level: “critical” severity level:
<screen> <screen>
$ journalctl -b -p crit <prompt>$ </prompt>journalctl -b -p crit
Dec 17 21:08:06 mandark sudo[3673]: pam_unix(sudo:auth): auth could not identify password for [alice] Dec 17 21:08:06 mandark sudo[3673]: pam_unix(sudo:auth): auth could not identify password for [alice]
Dec 29 01:30:22 mandark kernel[6131]: [1053513.909444] CPU6: Core temperature above threshold, cpu clock throttled (total events = 1) Dec 29 01:30:22 mandark kernel[6131]: [1053513.909444] CPU6: Core temperature above threshold, cpu clock throttled (total events = 1)
</screen> </screen>

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@ -33,7 +33,7 @@
where <replaceable>N</replaceable> is the number of the NixOS system where <replaceable>N</replaceable> is the number of the NixOS system
configuration. To get a list of the available configurations, do: configuration. To get a list of the available configurations, do:
<screen> <screen>
$ ls -l /nix/var/nix/profiles/system-*-link <prompt>$ </prompt>ls -l /nix/var/nix/profiles/system-*-link
<replaceable>...</replaceable> <replaceable>...</replaceable>
lrwxrwxrwx 1 root root 78 Aug 12 13:54 /nix/var/nix/profiles/system-268-link -> /nix/store/202b...-nixos-13.07pre4932_5a676e4-4be1055 lrwxrwxrwx 1 root root 78 Aug 12 13:54 /nix/var/nix/profiles/system-268-link -> /nix/store/202b...-nixos-13.07pre4932_5a676e4-4be1055
</screen> </screen>

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@ -21,7 +21,7 @@
<command>systemd</command>. Without any arguments, it shows the status of <command>systemd</command>. Without any arguments, it shows the status of
active units: active units:
<screen> <screen>
$ systemctl <prompt>$ </prompt>systemctl
-.mount loaded active mounted / -.mount loaded active mounted /
swapfile.swap loaded active active /swapfile swapfile.swap loaded active active /swapfile
sshd.service loaded active running SSH Daemon sshd.service loaded active running SSH Daemon
@ -33,7 +33,7 @@ graphical.target loaded active active Graphical Interface
You can ask for detailed status information about a unit, for instance, the You can ask for detailed status information about a unit, for instance, the
PostgreSQL database service: PostgreSQL database service:
<screen> <screen>
$ systemctl status postgresql.service <prompt>$ </prompt>systemctl status postgresql.service
postgresql.service - PostgreSQL Server postgresql.service - PostgreSQL Server
Loaded: loaded (/nix/store/pn3q73mvh75gsrl8w7fdlfk3fq5qm5mw-unit/postgresql.service) Loaded: loaded (/nix/store/pn3q73mvh75gsrl8w7fdlfk3fq5qm5mw-unit/postgresql.service)
Active: active (running) since Mon, 2013-01-07 15:55:57 CET; 9h ago Active: active (running) since Mon, 2013-01-07 15:55:57 CET; 9h ago

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@ -18,7 +18,7 @@
If the corruption is in a path in the closure of the NixOS system If the corruption is in a path in the closure of the NixOS system
configuration, you can fix it by doing configuration, you can fix it by doing
<screen> <screen>
# nixos-rebuild switch --repair <prompt># </prompt>nixos-rebuild switch --repair
</screen> </screen>
This will cause Nix to check every path in the closure, and if its This will cause Nix to check every path in the closure, and if its
cryptographic hash differs from the hash recorded in Nixs database, the cryptographic hash differs from the hash recorded in Nixs database, the
@ -28,7 +28,7 @@
<para> <para>
You can also scan the entire Nix store for corrupt paths: You can also scan the entire Nix store for corrupt paths:
<screen> <screen>
# nix-store --verify --check-contents --repair <prompt># </prompt>nix-store --verify --check-contents --repair
</screen> </screen>
Any corrupt paths will be redownloaded if theyre available in a binary Any corrupt paths will be redownloaded if theyre available in a binary
cache; otherwise, they cannot be repaired. cache; otherwise, they cannot be repaired.

View file

@ -10,7 +10,7 @@
allows querying and manipulating user sessions. For instance, to list all allows querying and manipulating user sessions. For instance, to list all
user sessions: user sessions:
<screen> <screen>
$ loginctl <prompt>$ </prompt>loginctl
SESSION UID USER SEAT SESSION UID USER SEAT
c1 500 eelco seat0 c1 500 eelco seat0
c3 0 root seat0 c3 0 root seat0
@ -21,7 +21,7 @@ $ loginctl
devices attached to the system; usually, there is only one seat.) To get devices attached to the system; usually, there is only one seat.) To get
information about a session: information about a session:
<screen> <screen>
$ loginctl session-status c3 <prompt>$ </prompt>loginctl session-status c3
c3 - root (0) c3 - root (0)
Since: Tue, 2013-01-08 01:17:56 CET; 4min 42s ago Since: Tue, 2013-01-08 01:17:56 CET; 4min 42s ago
Leader: 2536 (login) Leader: 2536 (login)

View file

@ -9,7 +9,7 @@
With the command <command>nix-env</command>, you can install and uninstall With the command <command>nix-env</command>, you can install and uninstall
packages from the command line. For instance, to install Mozilla Thunderbird: packages from the command line. For instance, to install Mozilla Thunderbird:
<screen> <screen>
$ nix-env -iA nixos.thunderbird</screen> <prompt>$ </prompt>nix-env -iA nixos.thunderbird</screen>
If you invoke this as root, the package is installed in the Nix profile If you invoke this as root, the package is installed in the Nix profile
<filename>/nix/var/nix/profiles/default</filename> and visible to all users <filename>/nix/var/nix/profiles/default</filename> and visible to all users
of the system; otherwise, the package ends up in of the system; otherwise, the package ends up in
@ -25,7 +25,7 @@ $ nix-env -iA nixos.thunderbird</screen>
Packages come from the NixOS channel. You typically upgrade a package by Packages come from the NixOS channel. You typically upgrade a package by
updating to the latest version of the NixOS channel: updating to the latest version of the NixOS channel:
<screen> <screen>
$ nix-channel --update nixos <prompt>$ </prompt>nix-channel --update nixos
</screen> </screen>
and then running <literal>nix-env -i</literal> again. Other packages in the and then running <literal>nix-env -i</literal> again. Other packages in the
profile are <emphasis>not</emphasis> affected; this is the crucial difference profile are <emphasis>not</emphasis> affected; this is the crucial difference
@ -34,21 +34,21 @@ $ nix-channel --update nixos
their current versions in the NixOS channel. You can however upgrade all their current versions in the NixOS channel. You can however upgrade all
packages for which there is a newer version by doing: packages for which there is a newer version by doing:
<screen> <screen>
$ nix-env -u '*' <prompt>$ </prompt>nix-env -u '*'
</screen> </screen>
</para> </para>
<para> <para>
A package can be uninstalled using the <option>-e</option> flag: A package can be uninstalled using the <option>-e</option> flag:
<screen> <screen>
$ nix-env -e thunderbird <prompt>$ </prompt>nix-env -e thunderbird
</screen> </screen>
</para> </para>
<para> <para>
Finally, you can roll back an undesirable <command>nix-env</command> action: Finally, you can roll back an undesirable <command>nix-env</command> action:
<screen> <screen>
$ nix-env --rollback <prompt>$ </prompt>nix-env --rollback
</screen> </screen>
</para> </para>

View file

@ -14,8 +14,8 @@
xlink:href="http://nixos.org/nixpkgs/manual">Nixpkgs xlink:href="http://nixos.org/nixpkgs/manual">Nixpkgs
manual</link>. In short, you clone Nixpkgs: manual</link>. In short, you clone Nixpkgs:
<screen> <screen>
$ git clone https://github.com/NixOS/nixpkgs <prompt>$ </prompt>git clone https://github.com/NixOS/nixpkgs
$ cd nixpkgs <prompt>$ </prompt>cd nixpkgs
</screen> </screen>
Then you write and test the package as described in the Nixpkgs manual. Then you write and test the package as described in the Nixpkgs manual.
Finally, you add it to <literal>environment.systemPackages</literal>, e.g. Finally, you add it to <literal>environment.systemPackages</literal>, e.g.
@ -65,8 +65,8 @@ stdenv.mkDerivation rec {
</programlisting> </programlisting>
This allows testing the package easily: This allows testing the package easily:
<screen> <screen>
$ nix-build my-hello.nix <prompt>$ </prompt>nix-build my-hello.nix
$ ./result/bin/hello <prompt>$ </prompt>./result/bin/hello
Hello, world! Hello, world!
</screen> </screen>
</para> </para>

View file

@ -22,7 +22,7 @@
<para> <para>
You can get a list of the available packages as follows: You can get a list of the available packages as follows:
<screen> <screen>
$ nix-env -qaP '*' --description <prompt>$ </prompt>nix-env -qaP '*' --description
nixos.firefox firefox-23.0 Mozilla Firefox - the browser, reloaded nixos.firefox firefox-23.0 Mozilla Firefox - the browser, reloaded
<replaceable>...</replaceable> <replaceable>...</replaceable>
</screen> </screen>

View file

@ -141,15 +141,15 @@ in {
<option>services.matrix-synapse.registration_shared_secret</option>. To <option>services.matrix-synapse.registration_shared_secret</option>. To
create a new user or admin, run the following after you have set the secret create a new user or admin, run the following after you have set the secret
and have rebuilt NixOS: and have rebuilt NixOS:
<programlisting> <screen>
$ nix run nixpkgs.matrix-synapse <prompt>$ </prompt>nix run nixpkgs.matrix-synapse
$ register_new_matrix_user -k &lt;your-registration-shared-secret&gt; http://localhost:8008 <prompt>$ </prompt>register_new_matrix_user -k <replaceable>your-registration-shared-secret</replaceable> http://localhost:8008
New user localpart: &lt;your-username&gt; <prompt>New user localpart: </prompt><replaceable>your-username</replaceable>
Password: <prompt>Password:</prompt>
Confirm password: <prompt>Confirm password:</prompt>
Make admin [no]: <prompt>Make admin [no]:</prompt>
Success! Success!
</programlisting> </screen>
In the example, this would create a user with the Matrix Identifier In the example, this would create a user with the Matrix Identifier
<literal>@your-username:example.org</literal>. Note that the registration <literal>@your-username:example.org</literal>. Note that the registration
secret ends up in the nix store and therefore is world-readable by any user secret ends up in the nix store and therefore is world-readable by any user

View file

@ -106,21 +106,21 @@ The unique option `services.httpd.adminAddr' is defined multiple times, in `/etc
configuration option is. The command <option>nixos-option</option> allows you configuration option is. The command <option>nixos-option</option> allows you
to find out: to find out:
<screen> <screen>
$ nixos-option <xref linkend="opt-services.xserver.enable"/> <prompt>$ </prompt>nixos-option <xref linkend="opt-services.xserver.enable"/>
true true
$ nixos-option <xref linkend="opt-boot.kernelModules"/> <prompt>$ </prompt>nixos-option <xref linkend="opt-boot.kernelModules"/>
[ "tun" "ipv6" "loop" <replaceable>...</replaceable> ] [ "tun" "ipv6" "loop" <replaceable>...</replaceable> ]
</screen> </screen>
Interactive exploration of the configuration is possible using <command>nix Interactive exploration of the configuration is possible using <command>nix
repl</command>, a read-eval-print loop for Nix expressions. A typical use: repl</command>, a read-eval-print loop for Nix expressions. A typical use:
<screen> <screen>
$ nix repl '&lt;nixpkgs/nixos>' <prompt>$ </prompt>nix repl '&lt;nixpkgs/nixos>'
nix-repl> config.<xref linkend="opt-networking.hostName"/> <prompt>nix-repl> </prompt>config.<xref linkend="opt-networking.hostName"/>
"mandark" "mandark"
nix-repl> map (x: x.hostName) config.<xref linkend="opt-services.httpd.virtualHosts"/> <prompt>nix-repl> </prompt>map (x: x.hostName) config.<xref linkend="opt-services.httpd.virtualHosts"/>
[ "example.org" "example.gov" ] [ "example.org" "example.gov" ]
</screen> </screen>
</para> </para>

View file

@ -37,7 +37,7 @@
If you are using WPA2 you can generate pskRaw key using If you are using WPA2 you can generate pskRaw key using
<command>wpa_passphrase</command>: <command>wpa_passphrase</command>:
<screen> <screen>
$ wpa_passphrase ESSID PSK <prompt>$ </prompt>wpa_passphrase ESSID PSK
network={ network={
ssid="echelon" ssid="echelon"
#psk="abcdefgh" #psk="abcdefgh"
@ -54,10 +54,10 @@ network={
or you can use it to directly generate the or you can use it to directly generate the
<literal>wpa_supplicant.conf</literal>: <literal>wpa_supplicant.conf</literal>:
<screen> <screen>
# wpa_passphrase ESSID PSK > /etc/wpa_supplicant.conf</screen> <prompt># </prompt>wpa_passphrase ESSID PSK > /etc/wpa_supplicant.conf</screen>
After you have edited the <literal>wpa_supplicant.conf</literal>, you need to After you have edited the <literal>wpa_supplicant.conf</literal>, you need to
restart the wpa_supplicant service. restart the wpa_supplicant service.
<screen> <screen>
# systemctl restart wpa_supplicant.service</screen> <prompt># </prompt>systemctl restart wpa_supplicant.service</screen>
</para> </para>
</section> </section>

View file

@ -64,7 +64,7 @@ Thunar:2410): GVFS-RemoteVolumeMonitor-WARNING **: remote volume monitor with db
Session and Startup settings panel. Alternatively, you can run this command Session and Startup settings panel. Alternatively, you can run this command
to do the same thing. to do the same thing.
<programlisting> <programlisting>
$ xfconf-query -c xfce4-session -p /compat/LaunchGNOME -s true <prompt>$ </prompt>xfconf-query -c xfce4-session -p /compat/LaunchGNOME -s true
</programlisting> </programlisting>
A log-out and re-log will be needed for this to take effect. A log-out and re-log will be needed for this to take effect.
</para> </para>

View file

@ -14,14 +14,14 @@
Default CD/DVD configurations are available inside Default CD/DVD configurations are available inside
<filename>nixos/modules/installer/cd-dvd</filename>. <filename>nixos/modules/installer/cd-dvd</filename>.
<screen> <screen>
$ git clone https://github.com/NixOS/nixpkgs.git <prompt>$ </prompt>git clone https://github.com/NixOS/nixpkgs.git
$ cd nixpkgs/nixos <prompt>$ </prompt>cd nixpkgs/nixos
$ nix-build -A config.system.build.isoImage -I nixos-config=modules/installer/cd-dvd/installation-cd-minimal.nix default.nix</screen> <prompt>$ </prompt>nix-build -A config.system.build.isoImage -I nixos-config=modules/installer/cd-dvd/installation-cd-minimal.nix default.nix</screen>
</para> </para>
<para> <para>
Before burning your CD/DVD, you can check the content of the image by Before burning your CD/DVD, you can check the content of the image by
mounting anywhere like suggested by the following command: mounting anywhere like suggested by the following command:
<screen> <screen>
# mount -o loop -t iso9660 ./result/iso/cd.iso /mnt/iso</screen> <prompt># </prompt>mount -o loop -t iso9660 ./result/iso/cd.iso /mnt/iso</screen>
</para> </para>
</chapter> </chapter>

View file

@ -8,8 +8,8 @@
With the command <command>nix-build</command>, you can build specific parts With the command <command>nix-build</command>, you can build specific parts
of your NixOS configuration. This is done as follows: of your NixOS configuration. This is done as follows:
<screen> <screen>
$ cd <replaceable>/path/to/nixpkgs/nixos</replaceable> <prompt>$ </prompt>cd <replaceable>/path/to/nixpkgs/nixos</replaceable>
$ nix-build -A config.<replaceable>option</replaceable></screen> <prompt>$ </prompt>nix-build -A config.<replaceable>option</replaceable></screen>
where <replaceable>option</replaceable> is a NixOS option with type where <replaceable>option</replaceable> is a NixOS option with type
“derivation” (i.e. something that can be built). Attributes of interest “derivation” (i.e. something that can be built). Attributes of interest
include: include:
@ -28,7 +28,7 @@ $ nix-build -A config.<replaceable>option</replaceable></screen>
<para> <para>
A shortcut to build this is: A shortcut to build this is:
<screen> <screen>
$ nix-build -A system</screen> <prompt>$ </prompt>nix-build -A system</screen>
</para> </para>
</listitem> </listitem>
</varlistentry> </varlistentry>
@ -66,9 +66,9 @@ $ nix-build -A system</screen>
test whether the kernel and the initial ramdisk boot correctly, by using test whether the kernel and the initial ramdisk boot correctly, by using
QEMUs <option>-kernel</option> and <option>-initrd</option> options: QEMUs <option>-kernel</option> and <option>-initrd</option> options:
<screen> <screen>
$ nix-build -A config.system.build.initialRamdisk -o initrd <prompt>$ </prompt>nix-build -A config.system.build.initialRamdisk -o initrd
$ nix-build -A config.system.build.kernel -o kernel <prompt>$ </prompt>nix-build -A config.system.build.kernel -o kernel
$ qemu-system-x86_64 -kernel ./kernel/bzImage -initrd ./initrd/initrd -hda /dev/null <prompt>$ </prompt>qemu-system-x86_64 -kernel ./kernel/bzImage -initrd ./initrd/initrd -hda /dev/null
</screen> </screen>
</para> </para>
</listitem> </listitem>
@ -99,15 +99,15 @@ $ qemu-system-x86_64 -kernel ./kernel/bzImage -initrd ./initrd/initrd -hda /dev/
contain dots (e.g. <literal>httpd.service</literal>), you need to put contain dots (e.g. <literal>httpd.service</literal>), you need to put
them between quotes, like this: them between quotes, like this:
<screen> <screen>
$ nix-build -A 'config.systemd.units."httpd.service".unit' <prompt>$ </prompt>nix-build -A 'config.systemd.units."httpd.service".unit'
</screen> </screen>
You can also test individual units, without rebuilding the whole system, You can also test individual units, without rebuilding the whole system,
by putting them in <filename>/run/systemd/system</filename>: by putting them in <filename>/run/systemd/system</filename>:
<screen> <screen>
$ cp $(nix-build -A 'config.systemd.units."httpd.service".unit')/httpd.service \ <prompt>$ </prompt>cp $(nix-build -A 'config.systemd.units."httpd.service".unit')/httpd.service \
/run/systemd/system/tmp-httpd.service /run/systemd/system/tmp-httpd.service
# systemctl daemon-reload <prompt># </prompt>systemctl daemon-reload
# systemctl start tmp-httpd.service <prompt># </prompt>systemctl start tmp-httpd.service
</screen> </screen>
Note that the unit must not have the same name as any unit in Note that the unit must not have the same name as any unit in
<filename>/etc/systemd/system</filename> since those take precedence over <filename>/etc/systemd/system</filename> since those take precedence over

View file

@ -9,17 +9,17 @@
The test itself can be run interactively. This is particularly useful when The test itself can be run interactively. This is particularly useful when
developing or debugging a test: developing or debugging a test:
<screen> <screen>
$ nix-build nixos/tests/login.nix -A driver <prompt>$ </prompt>nix-build nixos/tests/login.nix -A driver
$ ./result/bin/nixos-test-driver <prompt>$ </prompt>./result/bin/nixos-test-driver
starting VDE switch for network 1 starting VDE switch for network 1
&gt; <prompt>&gt;</prompt>
</screen> </screen>
You can then take any Perl statement, e.g. You can then take any Perl statement, e.g.
<screen> <screen>
&gt; startAll <prompt>&gt;</prompt> startAll
&gt; testScript <prompt>&gt;</prompt> testScript
&gt; $machine->succeed("touch /tmp/foo") <prompt>&gt;</prompt> $machine->succeed("touch /tmp/foo")
&gt; print($machine->succeed("pwd")) # Show stdout of command <prompt>&gt;</prompt> print($machine->succeed("pwd")) # Show stdout of command
</screen> </screen>
The function <command>testScript</command> executes the entire test script The function <command>testScript</command> executes the entire test script
and drops you back into the test driver command line upon its completion. and drops you back into the test driver command line upon its completion.
@ -30,8 +30,8 @@ starting VDE switch for network 1
<para> <para>
To just start and experiment with the VMs, run: To just start and experiment with the VMs, run:
<screen> <screen>
$ nix-build nixos/tests/login.nix -A driver <prompt>$ </prompt>nix-build nixos/tests/login.nix -A driver
$ ./result/bin/nixos-run-vms <prompt>$ </prompt>./result/bin/nixos-run-vms
</screen> </screen>
The script <command>nixos-run-vms</command> starts the virtual machines The script <command>nixos-run-vms</command> starts the virtual machines
defined by test. defined by test.

View file

@ -12,12 +12,12 @@
xlink:href="https://github.com/NixOS/nixpkgs/blob/master/nixos/tests/login.nix">login.nix</filename>, xlink:href="https://github.com/NixOS/nixpkgs/blob/master/nixos/tests/login.nix">login.nix</filename>,
you just do: you just do:
<screen> <screen>
$ nix-build '&lt;nixpkgs/nixos/tests/login.nix>' <prompt>$ </prompt>nix-build '&lt;nixpkgs/nixos/tests/login.nix>'
</screen> </screen>
or, if you dont want to rely on <envar>NIX_PATH</envar>: or, if you dont want to rely on <envar>NIX_PATH</envar>:
<screen> <screen>
$ cd /my/nixpkgs/nixos/tests <prompt>$ </prompt>cd /my/nixpkgs/nixos/tests
$ nix-build login.nix <prompt>$ </prompt>nix-build login.nix
running the VM test script running the VM test script
machine: QEMU running (pid 8841) machine: QEMU running (pid 8841)
@ -30,7 +30,7 @@ machine: QEMU running (pid 8841)
fast, as no disk image needs to be created. Afterwards, you can view a fast, as no disk image needs to be created. Afterwards, you can view a
pretty-printed log of the test: pretty-printed log of the test:
<screen> <screen>
$ firefox result/log.html <prompt>$ </prompt>firefox result/log.html
</screen> </screen>
</para> </para>
</section> </section>

View file

@ -11,10 +11,10 @@
modify NixOS, however, you should check out the latest sources from Git. This modify NixOS, however, you should check out the latest sources from Git. This
is as follows: is as follows:
<screen> <screen>
$ git clone https://github.com/NixOS/nixpkgs <prompt>$ </prompt>git clone https://github.com/NixOS/nixpkgs
$ cd nixpkgs <prompt>$ </prompt>cd nixpkgs
$ git remote add channels https://github.com/NixOS/nixpkgs-channels <prompt>$ </prompt>git remote add channels https://github.com/NixOS/nixpkgs-channels
$ git remote update channels <prompt>$ </prompt>git remote update channels
</screen> </screen>
This will check out the latest Nixpkgs sources to This will check out the latest Nixpkgs sources to
<filename>./nixpkgs</filename> the NixOS sources to <filename>./nixpkgs</filename> the NixOS sources to
@ -32,23 +32,23 @@ $ git remote update channels
not have caught up yet and youll have to rebuild everything from source. not have caught up yet and youll have to rebuild everything from source.
So you may want to create a local branch based on your current NixOS version: So you may want to create a local branch based on your current NixOS version:
<screen> <screen>
$ nixos-version <prompt>$ </prompt>nixos-version
17.09pre104379.6e0b727 (Hummingbird) 17.09pre104379.6e0b727 (Hummingbird)
$ git checkout -b local 6e0b727 <prompt>$ </prompt>git checkout -b local 6e0b727
</screen> </screen>
Or, to base your local branch on the latest version available in a NixOS Or, to base your local branch on the latest version available in a NixOS
channel: channel:
<screen> <screen>
$ git remote update channels <prompt>$ </prompt>git remote update channels
$ git checkout -b local channels/nixos-17.03 <prompt>$ </prompt>git checkout -b local channels/nixos-17.03
</screen> </screen>
(Replace <literal>nixos-17.03</literal> with the name of the channel you want (Replace <literal>nixos-17.03</literal> with the name of the channel you want
to use.) You can use <command>git merge</command> or <command>git to use.) You can use <command>git merge</command> or <command>git
rebase</command> to keep your local branch in sync with the channel, e.g. rebase</command> to keep your local branch in sync with the channel, e.g.
<screen> <screen>
$ git remote update channels <prompt>$ </prompt>git remote update channels
$ git merge channels/nixos-17.03 <prompt>$ </prompt>git merge channels/nixos-17.03
</screen> </screen>
You can use <command>git cherry-pick</command> to copy commits from your You can use <command>git cherry-pick</command> to copy commits from your
local branch to the upstream branch. local branch to the upstream branch.
@ -58,7 +58,7 @@ $ git merge channels/nixos-17.03
tell <command>nixos-rebuild</command> about them using the tell <command>nixos-rebuild</command> about them using the
<option>-I</option> flag: <option>-I</option> flag:
<screen> <screen>
# nixos-rebuild switch -I nixpkgs=<replaceable>/my/sources</replaceable>/nixpkgs <prompt># </prompt>nixos-rebuild switch -I nixpkgs=<replaceable>/my/sources</replaceable>/nixpkgs
</screen> </screen>
</para> </para>
<para> <para>
@ -67,7 +67,7 @@ $ git merge channels/nixos-17.03
<replaceable>/my/sources</replaceable>/nixpkgs</command>, or change the <replaceable>/my/sources</replaceable>/nixpkgs</command>, or change the
default by adding a symlink in <filename>~/.nix-defexpr</filename>: default by adding a symlink in <filename>~/.nix-defexpr</filename>:
<screen> <screen>
$ ln -s <replaceable>/my/sources</replaceable>/nixpkgs ~/.nix-defexpr/nixpkgs <prompt>$ </prompt>ln -s <replaceable>/my/sources</replaceable>/nixpkgs ~/.nix-defexpr/nixpkgs
</screen> </screen>
You may want to delete the symlink You may want to delete the symlink
<filename>~/.nix-defexpr/channels_root</filename> to prevent roots NixOS <filename>~/.nix-defexpr/channels_root</filename> to prevent roots NixOS

View file

@ -8,15 +8,15 @@
Building, burning, and booting from an installation CD is rather tedious, so Building, burning, and booting from an installation CD is rather tedious, so
here is a quick way to see if the installer works properly: here is a quick way to see if the installer works properly:
<screen> <screen>
# mount -t tmpfs none /mnt <prompt># </prompt>mount -t tmpfs none /mnt
# nixos-generate-config --root /mnt <prompt># </prompt>nixos-generate-config --root /mnt
$ nix-build '&lt;nixpkgs/nixos>' -A config.system.build.nixos-install <prompt>$ </prompt>nix-build '&lt;nixpkgs/nixos>' -A config.system.build.nixos-install
# ./result/bin/nixos-install</screen> <prompt># </prompt>./result/bin/nixos-install</screen>
To start a login shell in the new NixOS installation in To start a login shell in the new NixOS installation in
<filename>/mnt</filename>: <filename>/mnt</filename>:
<screen> <screen>
$ nix-build '&lt;nixpkgs/nixos>' -A config.system.build.nixos-enter <prompt>$ </prompt>nix-build '&lt;nixpkgs/nixos>' -A config.system.build.nixos-enter
# ./result/bin/nixos-enter <prompt># </prompt>./result/bin/nixos-enter
</screen> </screen>
</para> </para>
</chapter> </chapter>

View file

@ -15,16 +15,16 @@
<note> <note>
<title>On macOS</title> <title>On macOS</title>
<para> <para>
<programlisting> <screen>
$ diskutil list <prompt>$ </prompt>diskutil list
[..] [..]
/dev/diskN (external, physical): /dev/diskN (external, physical):
#: TYPE NAME SIZE IDENTIFIER #: TYPE NAME SIZE IDENTIFIER
[..] [..]
$ diskutil unmountDisk diskN <prompt>$ </prompt>diskutil unmountDisk diskN
Unmount of all volumes on diskN was successful Unmount of all volumes on diskN was successful
$ sudo dd if=nix.iso of=/dev/rdiskN <prompt>$ </prompt>sudo dd if=nix.iso of=/dev/rdiskN
</programlisting> </screen>
Using the 'raw' <command>rdiskN</command> device instead of Using the 'raw' <command>rdiskN</command> device instead of
<command>diskN</command> completes in minutes instead of hours. After <command>diskN</command> completes in minutes instead of hours. After
<command>dd</command> completes, a GUI dialog "The disk you inserted was <command>dd</command> completes, a GUI dialog "The disk you inserted was

View file

@ -110,7 +110,7 @@
<listitem> <listitem>
<para> <para>
Create a <emphasis>GPT</emphasis> partition table. Create a <emphasis>GPT</emphasis> partition table.
<screen language="commands"># parted /dev/sda -- mklabel gpt</screen> <screen language="commands"><prompt># </prompt>parted /dev/sda -- mklabel gpt</screen>
</para> </para>
</listitem> </listitem>
<listitem> <listitem>
@ -118,14 +118,14 @@
Add the <emphasis>root</emphasis> partition. This will fill the disk Add the <emphasis>root</emphasis> partition. This will fill the disk
except for the end part, where the swap will live, and the space left in except for the end part, where the swap will live, and the space left in
front (512MiB) which will be used by the boot partition. front (512MiB) which will be used by the boot partition.
<screen language="commands"># parted /dev/sda -- mkpart primary 512MiB -8GiB</screen> <screen language="commands"><prompt># </prompt>parted /dev/sda -- mkpart primary 512MiB -8GiB</screen>
</para> </para>
</listitem> </listitem>
<listitem> <listitem>
<para> <para>
Next, add a <emphasis>swap</emphasis> partition. The size required will Next, add a <emphasis>swap</emphasis> partition. The size required will
vary according to needs, here a 8GiB one is created. vary according to needs, here a 8GiB one is created.
<screen language="commands"># parted /dev/sda -- mkpart primary linux-swap -8GiB 100%</screen> <screen language="commands"><prompt># </prompt>parted /dev/sda -- mkpart primary linux-swap -8GiB 100%</screen>
<note> <note>
<para> <para>
The swap partition size rules are no different than for other Linux The swap partition size rules are no different than for other Linux
@ -140,8 +140,8 @@
the ESP (EFI system partition) as its <emphasis>/boot</emphasis> the ESP (EFI system partition) as its <emphasis>/boot</emphasis>
partition. It uses the initially reserved 512MiB at the start of the partition. It uses the initially reserved 512MiB at the start of the
disk. disk.
<screen language="commands"># parted /dev/sda -- mkpart ESP fat32 1MiB 512MiB <screen language="commands"><prompt># </prompt>parted /dev/sda -- mkpart ESP fat32 1MiB 512MiB
# parted /dev/sda -- set 3 boot on</screen> <prompt># </prompt>parted /dev/sda -- set 3 boot on</screen>
</para> </para>
</listitem> </listitem>
</orderedlist> </orderedlist>
@ -172,21 +172,21 @@
<listitem> <listitem>
<para> <para>
Create a <emphasis>MBR</emphasis> partition table. Create a <emphasis>MBR</emphasis> partition table.
<screen language="commands"># parted /dev/sda -- mklabel msdos</screen> <screen language="commands"><prompt># </prompt>parted /dev/sda -- mklabel msdos</screen>
</para> </para>
</listitem> </listitem>
<listitem> <listitem>
<para> <para>
Add the <emphasis>root</emphasis> partition. This will fill the the disk Add the <emphasis>root</emphasis> partition. This will fill the the disk
except for the end part, where the swap will live. except for the end part, where the swap will live.
<screen language="commands"># parted /dev/sda -- mkpart primary 1MiB -8GiB</screen> <screen language="commands"><prompt># </prompt>parted /dev/sda -- mkpart primary 1MiB -8GiB</screen>
</para> </para>
</listitem> </listitem>
<listitem> <listitem>
<para> <para>
Finally, add a <emphasis>swap</emphasis> partition. The size required Finally, add a <emphasis>swap</emphasis> partition. The size required
will vary according to needs, here a 8GiB one is created. will vary according to needs, here a 8GiB one is created.
<screen language="commands"># parted /dev/sda -- mkpart primary linux-swap -8GiB 100%</screen> <screen language="commands"><prompt># </prompt>parted /dev/sda -- mkpart primary linux-swap -8GiB 100%</screen>
<note> <note>
<para> <para>
The swap partition size rules are no different than for other Linux The swap partition size rules are no different than for other Linux
@ -218,7 +218,7 @@
since this makes the file system configuration independent from device since this makes the file system configuration independent from device
changes. For example: changes. For example:
<screen> <screen>
# mkfs.ext4 -L nixos /dev/sda1</screen> <prompt># </prompt>mkfs.ext4 -L nixos /dev/sda1</screen>
</para> </para>
</listitem> </listitem>
<listitem> <listitem>
@ -227,7 +227,7 @@
recommended to assign a label to the swap partition: <option>-L recommended to assign a label to the swap partition: <option>-L
<replaceable>label</replaceable></option>. For example: <replaceable>label</replaceable></option>. For example:
<screen> <screen>
# mkswap -L swap /dev/sda2</screen> <prompt># </prompt>mkswap -L swap /dev/sda2</screen>
</para> </para>
</listitem> </listitem>
<listitem> <listitem>
@ -242,7 +242,7 @@
its recommended to assign a label to the boot partition: its recommended to assign a label to the boot partition:
<option>-n <replaceable>label</replaceable></option>. For example: <option>-n <replaceable>label</replaceable></option>. For example:
<screen> <screen>
# mkfs.fat -F 32 -n boot /dev/sda3</screen> <prompt># </prompt>mkfs.fat -F 32 -n boot /dev/sda3</screen>
</para> </para>
</listitem> </listitem>
</varlistentry> </varlistentry>
@ -273,7 +273,7 @@
Mount the target file system on which NixOS should be installed on Mount the target file system on which NixOS should be installed on
<filename>/mnt</filename>, e.g. <filename>/mnt</filename>, e.g.
<screen> <screen>
# mount /dev/disk/by-label/nixos /mnt <prompt># </prompt>mount /dev/disk/by-label/nixos /mnt
</screen> </screen>
</para> </para>
</listitem> </listitem>
@ -287,8 +287,8 @@
<para> <para>
Mount the boot file system on <filename>/mnt/boot</filename>, e.g. Mount the boot file system on <filename>/mnt/boot</filename>, e.g.
<screen> <screen>
# mkdir -p /mnt/boot <prompt># </prompt>mkdir -p /mnt/boot
# mount /dev/disk/by-label/boot /mnt/boot <prompt># </prompt>mount /dev/disk/by-label/boot /mnt/boot
</screen> </screen>
</para> </para>
</listitem> </listitem>
@ -303,7 +303,7 @@
the build actions that it may spawn) may need quite a bit of RAM, the build actions that it may spawn) may need quite a bit of RAM,
depending on your configuration. depending on your configuration.
<screen> <screen>
# swapon /dev/sda2</screen> <prompt># </prompt>swapon /dev/sda2</screen>
</para> </para>
</listitem> </listitem>
<listitem> <listitem>
@ -325,11 +325,11 @@
The command <command>nixos-generate-config</command> can generate an The command <command>nixos-generate-config</command> can generate an
initial configuration file for you: initial configuration file for you:
<screen> <screen>
# nixos-generate-config --root /mnt</screen> <prompt># </prompt>nixos-generate-config --root /mnt</screen>
You should then edit <filename>/mnt/etc/nixos/configuration.nix</filename> You should then edit <filename>/mnt/etc/nixos/configuration.nix</filename>
to suit your needs: to suit your needs:
<screen> <screen>
# nano /mnt/etc/nixos/configuration.nix <prompt># </prompt>nano /mnt/etc/nixos/configuration.nix
</screen> </screen>
If youre using the graphical ISO image, other editors may be available If youre using the graphical ISO image, other editors may be available
(such as <command>vim</command>). If you have network access, you can also (such as <command>vim</command>). If you have network access, you can also
@ -412,7 +412,7 @@
<para> <para>
Do the installation: Do the installation:
<screen> <screen>
# nixos-install</screen> <prompt># </prompt>nixos-install</screen>
Cross fingers. If this fails due to a temporary problem (such as a network Cross fingers. If this fails due to a temporary problem (such as a network
issue while downloading binaries from the NixOS binary cache), you can issue while downloading binaries from the NixOS binary cache), you can
just re-run <command>nixos-install</command>. Otherwise, fix your just re-run <command>nixos-install</command>. Otherwise, fix your
@ -439,7 +439,7 @@ Retype new UNIX password: ***</screen>
<para> <para>
If everything went well: If everything went well:
<screen> <screen>
# reboot</screen> <prompt># </prompt>reboot</screen>
</para> </para>
</listitem> </listitem>
<listitem> <listitem>
@ -460,16 +460,16 @@ Retype new UNIX password: ***</screen>
Youll probably want to create some user accounts as well, which can be Youll probably want to create some user accounts as well, which can be
done with <command>useradd</command>: done with <command>useradd</command>:
<screen> <screen>
$ useradd -c 'Eelco Dolstra' -m eelco <prompt>$ </prompt>useradd -c 'Eelco Dolstra' -m eelco
$ passwd eelco</screen> <prompt>$ </prompt>passwd eelco</screen>
</para> </para>
<para> <para>
You may also want to install some software. For instance, You may also want to install some software. For instance,
<screen> <screen>
$ nix-env -qa \*</screen> <prompt>$ </prompt>nix-env -qa \*</screen>
shows what packages are available, and shows what packages are available, and
<screen> <screen>
$ nix-env -i w3m</screen> <prompt>$ </prompt>nix-env -i w3m</screen>
install the <literal>w3m</literal> browser. install the <literal>w3m</literal> browser.
</para> </para>
</listitem> </listitem>
@ -489,19 +489,19 @@ $ nix-env -i w3m</screen>
<example xml:id="ex-partition-scheme-MBR"> <example xml:id="ex-partition-scheme-MBR">
<title>Example partition schemes for NixOS on <filename>/dev/sda</filename> (MBR)</title> <title>Example partition schemes for NixOS on <filename>/dev/sda</filename> (MBR)</title>
<screen language="commands"> <screen language="commands">
# parted /dev/sda -- mklabel msdos <prompt># </prompt>parted /dev/sda -- mklabel msdos
# parted /dev/sda -- mkpart primary 1MiB -8GiB <prompt># </prompt>parted /dev/sda -- mkpart primary 1MiB -8GiB
# parted /dev/sda -- mkpart primary linux-swap -8GiB 100%</screen> <prompt># </prompt>parted /dev/sda -- mkpart primary linux-swap -8GiB 100%</screen>
</example> </example>
<example xml:id="ex-partition-scheme-UEFI"> <example xml:id="ex-partition-scheme-UEFI">
<title>Example partition schemes for NixOS on <filename>/dev/sda</filename> (UEFI)</title> <title>Example partition schemes for NixOS on <filename>/dev/sda</filename> (UEFI)</title>
<screen language="commands"> <screen language="commands">
# parted /dev/sda -- mklabel gpt <prompt># </prompt>parted /dev/sda -- mklabel gpt
# parted /dev/sda -- mkpart primary 512MiB -8GiB <prompt># </prompt>parted /dev/sda -- mkpart primary 512MiB -8GiB
# parted /dev/sda -- mkpart primary linux-swap -8GiB 100% <prompt># </prompt>parted /dev/sda -- mkpart primary linux-swap -8GiB 100%
# parted /dev/sda -- mkpart ESP fat32 1MiB 512MiB <prompt># </prompt>parted /dev/sda -- mkpart ESP fat32 1MiB 512MiB
# parted /dev/sda -- set 3 boot on</screen> <prompt># </prompt>parted /dev/sda -- set 3 boot on</screen>
</example> </example>
<example xml:id="ex-install-sequence"> <example xml:id="ex-install-sequence">
@ -509,17 +509,17 @@ $ nix-env -i w3m</screen>
<para> <para>
With a partitioned disk. With a partitioned disk.
<screen language="commands"> <screen language="commands">
# mkfs.ext4 -L nixos /dev/sda1 <prompt># </prompt>mkfs.ext4 -L nixos /dev/sda1
# mkswap -L swap /dev/sda2 <prompt># </prompt>mkswap -L swap /dev/sda2
# swapon /dev/sda2 <prompt># </prompt>swapon /dev/sda2
# mkfs.fat -F 32 -n boot /dev/sda3 # <lineannotation>(for UEFI systems only)</lineannotation> <prompt># </prompt>mkfs.fat -F 32 -n boot /dev/sda3 # <lineannotation>(for UEFI systems only)</lineannotation>
# mount /dev/disk/by-label/nixos /mnt <prompt># </prompt>mount /dev/disk/by-label/nixos /mnt
# mkdir -p /mnt/boot # <lineannotation>(for UEFI systems only)</lineannotation> <prompt># </prompt>mkdir -p /mnt/boot # <lineannotation>(for UEFI systems only)</lineannotation>
# mount /dev/disk/by-label/boot /mnt/boot # <lineannotation>(for UEFI systems only)</lineannotation> <prompt># </prompt>mount /dev/disk/by-label/boot /mnt/boot # <lineannotation>(for UEFI systems only)</lineannotation>
# nixos-generate-config --root /mnt <prompt># </prompt>nixos-generate-config --root /mnt
# nano /mnt/etc/nixos/configuration.nix <prompt># </prompt>nano /mnt/etc/nixos/configuration.nix
# nixos-install <prompt># </prompt>nixos-install
# reboot</screen> <prompt># </prompt>reboot</screen>
</para> </para>
</example> </example>

View file

@ -13,18 +13,18 @@
</refnamediv> </refnamediv>
<refsynopsisdiv> <refsynopsisdiv>
<cmdsynopsis> <cmdsynopsis>
<command>nixos-generate-config</command> <command>nixos-generate-config</command>
<arg> <arg>
<option>--force</option> <option>--force</option>
</arg> </arg>
<arg> <arg>
<arg choice='plain'> <arg choice='plain'>
<option>--root</option> <option>--root</option>
</arg> </arg>
<replaceable>root</replaceable> <replaceable>root</replaceable>
</arg> </arg>
<arg> <arg>
<arg choice='plain'> <arg choice='plain'>
<option>--dir</option> <option>--dir</option>
@ -154,7 +154,7 @@
file systems on <filename>/mnt</filename> and file systems on <filename>/mnt</filename> and
<filename>/mnt/boot</filename>, you would run: <filename>/mnt/boot</filename>, you would run:
<screen> <screen>
$ nixos-generate-config --root /mnt <prompt>$ </prompt>nixos-generate-config --root /mnt
</screen> </screen>
The resulting file The resulting file
<filename>/mnt/etc/nixos/hardware-configuration.nix</filename> might look <filename>/mnt/etc/nixos/hardware-configuration.nix</filename> might look
@ -204,7 +204,7 @@ $ nixos-generate-config --root /mnt
<para> <para>
After installation, if your hardware configuration changes, you can run: After installation, if your hardware configuration changes, you can run:
<screen> <screen>
$ nixos-generate-config <prompt>$ </prompt>nixos-generate-config
</screen> </screen>
to update <filename>/etc/nixos/hardware-configuration.nix</filename>. Your to update <filename>/etc/nixos/hardware-configuration.nix</filename>. Your
<filename>/etc/nixos/configuration.nix</filename> will <filename>/etc/nixos/configuration.nix</filename> will

View file

@ -13,72 +13,72 @@
</refnamediv> </refnamediv>
<refsynopsisdiv> <refsynopsisdiv>
<cmdsynopsis> <cmdsynopsis>
<command>nixos-install</command> <command>nixos-install</command>
<arg> <arg>
<arg choice='plain'> <arg choice='plain'>
<option>-I</option> <option>-I</option>
</arg> </arg>
<replaceable>path</replaceable> <replaceable>path</replaceable>
</arg> </arg>
<arg> <arg>
<arg choice='plain'> <arg choice='plain'>
<option>--root</option> <option>--root</option>
</arg> </arg>
<replaceable>root</replaceable> <replaceable>root</replaceable>
</arg> </arg>
<arg> <arg>
<arg choice='plain'> <arg choice='plain'>
<option>--system</option> <option>--system</option>
</arg> </arg>
<replaceable>path</replaceable> <replaceable>path</replaceable>
</arg> </arg>
<arg> <arg>
<arg choice='plain'> <arg choice='plain'>
<option>--no-channel-copy</option> <option>--no-channel-copy</option>
</arg> </arg>
</arg> </arg>
<arg> <arg>
<arg choice='plain'> <arg choice='plain'>
<option>--no-root-passwd</option> <option>--no-root-passwd</option>
</arg> </arg>
</arg> </arg>
<arg> <arg>
<arg choice='plain'> <arg choice='plain'>
<option>--no-bootloader</option> <option>--no-bootloader</option>
</arg> </arg>
</arg> </arg>
<arg> <arg>
<group choice='req'> <group choice='req'>
<arg choice='plain'> <arg choice='plain'>
<option>--max-jobs</option> <option>--max-jobs</option>
</arg> </arg>
<arg choice='plain'> <arg choice='plain'>
<option>-j</option> <option>-j</option>
</arg> </arg>
</group> <replaceable>number</replaceable> </group> <replaceable>number</replaceable>
</arg> </arg>
<arg> <arg>
<option>--cores</option> <replaceable>number</replaceable> <option>--cores</option> <replaceable>number</replaceable>
</arg> </arg>
<arg> <arg>
<option>--option</option> <replaceable>name</replaceable> <replaceable>value</replaceable> <option>--option</option> <replaceable>name</replaceable> <replaceable>value</replaceable>
</arg> </arg>
<arg> <arg>
<arg choice='plain'> <arg choice='plain'>
<option>--show-trace</option> <option>--show-trace</option>
</arg> </arg>
</arg> </arg>
<arg> <arg>
<arg choice='plain'> <arg choice='plain'>
<option>--help</option> <option>--help</option>
@ -255,12 +255,12 @@
on an <literal>ext4</literal> file system created in on an <literal>ext4</literal> file system created in
<filename>/dev/sda1</filename>: <filename>/dev/sda1</filename>:
<screen> <screen>
$ mkfs.ext4 /dev/sda1 <prompt>$ </prompt>mkfs.ext4 /dev/sda1
$ mount /dev/sda1 /mnt <prompt>$ </prompt>mount /dev/sda1 /mnt
$ nixos-generate-config --root /mnt <prompt>$ </prompt>nixos-generate-config --root /mnt
$ # edit /mnt/etc/nixos/configuration.nix <prompt>$ </prompt># edit /mnt/etc/nixos/configuration.nix
$ nixos-install <prompt>$ </prompt>nixos-install
$ reboot <prompt>$ </prompt>reboot
</screen> </screen>
</para> </para>
</refsection> </refsection>

View file

@ -13,19 +13,19 @@
</refnamediv> </refnamediv>
<refsynopsisdiv> <refsynopsisdiv>
<cmdsynopsis> <cmdsynopsis>
<command>nixos-option</command> <command>nixos-option</command>
<arg> <arg>
<option>-I</option> <replaceable>path</replaceable> <option>-I</option> <replaceable>path</replaceable>
</arg> </arg>
<arg> <arg>
<option>--verbose</option> <option>--verbose</option>
</arg> </arg>
<arg> <arg>
<option>--xml</option> <option>--xml</option>
</arg> </arg>
<arg choice="plain"> <arg choice="plain">
<replaceable>option.name</replaceable> <replaceable>option.name</replaceable>
</arg> </arg>
@ -103,13 +103,13 @@
<title>Examples</title> <title>Examples</title>
<para> <para>
Investigate option values: Investigate option values:
<screen>$ nixos-option boot.loader <screen><prompt>$ </prompt>nixos-option boot.loader
This attribute set contains: This attribute set contains:
generationsDir generationsDir
grub grub
initScript initScript
$ nixos-option boot.loader.grub.enable <prompt>$ </prompt>nixos-option boot.loader.grub.enable
Value: Value:
true true

View file

@ -13,39 +13,39 @@
</refnamediv> </refnamediv>
<refsynopsisdiv> <refsynopsisdiv>
<cmdsynopsis> <cmdsynopsis>
<command>nixos-rebuild</command><group choice='req'> <command>nixos-rebuild</command><group choice='req'>
<arg choice='plain'> <arg choice='plain'>
<option>switch</option> <option>switch</option>
</arg> </arg>
<arg choice='plain'> <arg choice='plain'>
<option>boot</option> <option>boot</option>
</arg> </arg>
<arg choice='plain'> <arg choice='plain'>
<option>test</option> <option>test</option>
</arg> </arg>
<arg choice='plain'> <arg choice='plain'>
<option>build</option> <option>build</option>
</arg> </arg>
<arg choice='plain'> <arg choice='plain'>
<option>dry-build</option> <option>dry-build</option>
</arg> </arg>
<arg choice='plain'> <arg choice='plain'>
<option>dry-activate</option> <option>dry-activate</option>
</arg> </arg>
<arg choice='plain'> <arg choice='plain'>
<option>edit</option> <option>edit</option>
</arg> </arg>
<arg choice='plain'> <arg choice='plain'>
<option>build-vm</option> <option>build-vm</option>
</arg> </arg>
<arg choice='plain'> <arg choice='plain'>
<option>build-vm-with-bootloader</option> <option>build-vm-with-bootloader</option>
</arg> </arg>
@ -54,33 +54,33 @@
<arg> <arg>
<option>--upgrade</option> <option>--upgrade</option>
</arg> </arg>
<arg> <arg>
<option>--install-bootloader</option> <option>--install-bootloader</option>
</arg> </arg>
<arg> <arg>
<option>--no-build-nix</option> <option>--no-build-nix</option>
</arg> </arg>
<arg> <arg>
<option>--fast</option> <option>--fast</option>
</arg> </arg>
<arg> <arg>
<option>--rollback</option> <option>--rollback</option>
</arg> </arg>
<arg> <arg>
<option>--builders</option> <replaceable>builder-spec</replaceable> <option>--builders</option> <replaceable>builder-spec</replaceable>
</arg> </arg>
<sbr /> <sbr />
<arg> <arg>
<group choice='req'> <group choice='req'>
<arg choice='plain'> <arg choice='plain'>
<option>--profile-name</option> <option>--profile-name</option>
</arg> </arg>
<arg choice='plain'> <arg choice='plain'>
<option>-p</option> <option>-p</option>
</arg> </arg>
@ -160,7 +160,7 @@
the current directory, which points to the output of the top-level the current directory, which points to the output of the top-level
“system” derivation. This is essentially the same as doing “system” derivation. This is essentially the same as doing
<screen> <screen>
$ nix-build /path/to/nixpkgs/nixos -A system <prompt>$ </prompt>nix-build /path/to/nixpkgs/nixos -A system
</screen> </screen>
Note that you do not need to be <literal>root</literal> to run Note that you do not need to be <literal>root</literal> to run
<command>nixos-rebuild build</command>. <command>nixos-rebuild build</command>.
@ -215,8 +215,8 @@ $ nix-build /path/to/nixpkgs/nixos -A system
at the script that starts the VM. Thus, to test a NixOS configuration in at the script that starts the VM. Thus, to test a NixOS configuration in
a virtual machine, you should do the following: a virtual machine, you should do the following:
<screen> <screen>
$ nixos-rebuild build-vm <prompt>$ </prompt>nixos-rebuild build-vm
$ ./result/bin/run-*-vm <prompt>$ </prompt>./result/bin/run-*-vm
</screen> </screen>
</para> </para>
<para> <para>
@ -375,7 +375,7 @@ $ ./result/bin/run-*-vm
<filename>test.nix</filename> without affecting the default system <filename>test.nix</filename> without affecting the default system
profile, you would do: profile, you would do:
<screen> <screen>
$ nixos-rebuild switch -p test -I nixos-config=./test.nix <prompt>$ </prompt>nixos-rebuild switch -p test -I nixos-config=./test.nix
</screen> </screen>
The new configuration will appear in the GRUB 2 submenu “NixOS - The new configuration will appear in the GRUB 2 submenu “NixOS -
Profile 'test'”. Profile 'test'”.

View file

@ -627,7 +627,7 @@ nix-env -f &quot;&lt;nixpkgs&gt;&quot; -iA haskellPackages.pandoc
In case of an infinite loop, use the <command>--show-trace</command> In case of an infinite loop, use the <command>--show-trace</command>
command line argument and read the line just above the error message. command line argument and read the line just above the error message.
<screen> <screen>
$ nixos-rebuild build --show-trace <prompt>$ </prompt>nixos-rebuild build --show-trace
while evaluating the module argument `pkgs' in "/etc/nixos/my-module.nix": while evaluating the module argument `pkgs' in "/etc/nixos/my-module.nix":
infinite recursion encountered infinite recursion encountered

View file

@ -47,14 +47,14 @@ services.foundationdb.package = pkgs.foundationdb52; # FoundationDB 5.2.x
After running <command>nixos-rebuild</command>, you can verify whether After running <command>nixos-rebuild</command>, you can verify whether
FoundationDB is running by executing <command>fdbcli</command> (which is FoundationDB is running by executing <command>fdbcli</command> (which is
added to <option>environment.systemPackages</option>): added to <option>environment.systemPackages</option>):
<programlisting> <screen>
$ sudo -u foundationdb fdbcli <prompt>$ </prompt>sudo -u foundationdb fdbcli
Using cluster file `/etc/foundationdb/fdb.cluster'. Using cluster file `/etc/foundationdb/fdb.cluster'.
The database is available. The database is available.
Welcome to the fdbcli. For help, type `help'. Welcome to the fdbcli. For help, type `help'.
fdb> status <prompt>fdb> </prompt>status
Using cluster file `/etc/foundationdb/fdb.cluster'. Using cluster file `/etc/foundationdb/fdb.cluster'.
@ -72,8 +72,8 @@ Cluster:
... ...
fdb> <prompt>fdb></prompt>
</programlisting> </screen>
</para> </para>
<para> <para>
@ -82,8 +82,8 @@ fdb>
cluster status, as a quick example. (This example uses cluster status, as a quick example. (This example uses
<command>nix-shell</command> shebang support to automatically supply the <command>nix-shell</command> shebang support to automatically supply the
necessary Python modules). necessary Python modules).
<programlisting> <screen>
a@link> cat fdb-status.py <prompt>a@link> </prompt>cat fdb-status.py
#! /usr/bin/env nix-shell #! /usr/bin/env nix-shell
#! nix-shell -i python -p python pythonPackages.foundationdb52 #! nix-shell -i python -p python pythonPackages.foundationdb52
@ -103,11 +103,11 @@ def main():
if __name__ == "__main__": if __name__ == "__main__":
main() main()
a@link> chmod +x fdb-status.py <prompt>a@link> </prompt>chmod +x fdb-status.py
a@link> ./fdb-status.py <prompt>a@link> </prompt>./fdb-status.py
FoundationDB available: True FoundationDB available: True
a@link> <prompt>a@link></prompt>
</programlisting> </screen>
</para> </para>
<para> <para>
@ -266,10 +266,10 @@ services.foundationdb.dataDir = "/data/fdb";
<emphasis>every</emphasis> node a coordinator automatically: <emphasis>every</emphasis> node a coordinator automatically:
</para> </para>
<programlisting> <screen>
fdbcli> configure double ssd <prompt>fdbcli> </prompt>configure double ssd
fdbcli> coordinators auto <prompt>fdbcli> </prompt>coordinators auto
</programlisting> </screen>
<para> <para>
This will transparently update all the servers within seconds, and This will transparently update all the servers within seconds, and
@ -386,10 +386,10 @@ services.foundationdb.extraReadWritePaths = [ "/opt/fdb-backups" ];
You can now perform a backup: You can now perform a backup:
</para> </para>
<programlisting> <screen>
$ sudo -u foundationdb fdbbackup start -t default -d file:///opt/fdb-backups <prompt>$ </prompt>sudo -u foundationdb fdbbackup start -t default -d file:///opt/fdb-backups
$ sudo -u foundationdb fdbbackup status -t default <prompt>$ </prompt>sudo -u foundationdb fdbbackup status -t default
</programlisting> </screen>
</section> </section>
<section xml:id="module-services-foundationdb-limitations"> <section xml:id="module-services-foundationdb-limitations">
<title>Known limitations</title> <title>Known limitations</title>

View file

@ -42,11 +42,11 @@
whether PostgreSQL works by running <command>psql</command>: whether PostgreSQL works by running <command>psql</command>:
<screen> <screen>
$ psql <prompt>$ </prompt>psql
psql (9.2.9) psql (9.2.9)
Type "help" for help. Type "help" for help.
alice=> <prompt>alice=></prompt>
</screen> </screen>
--> -->

View file

@ -238,8 +238,8 @@ in
<para> <para>
You can check that it works by executing this in a terminal: You can check that it works by executing this in a terminal:
<screen> <screen>
$ nix-build emacs.nix <prompt>$ </prompt>nix-build emacs.nix
$ ./result/bin/emacs -q <prompt>$ </prompt>./result/bin/emacs -q
</screen> </screen>
and then typing <literal>M-x package-initialize</literal>. Check that you and then typing <literal>M-x package-initialize</literal>. Check that you
can use all the packages you want in this Emacs instance. For example, try can use all the packages you want in this Emacs instance. For example, try
@ -403,9 +403,9 @@ in [...]
<para> <para>
To start the daemon, execute the following: To start the daemon, execute the following:
<screen> <screen>
$ nixos-rebuild switch # to activate the new configuration.nix <prompt>$ </prompt>nixos-rebuild switch # to activate the new configuration.nix
$ systemctl --user daemon-reload # to force systemd reload <prompt>$ </prompt>systemctl --user daemon-reload # to force systemd reload
$ systemctl --user start emacs.service # to start the Emacs daemon <prompt>$ </prompt>systemctl --user start emacs.service # to start the Emacs daemon
</screen> </screen>
The server should now be ready to serve Emacs clients. The server should now be ready to serve Emacs clients.
</para> </para>

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@ -138,13 +138,13 @@ services.gitlab = {
<para> <para>
For example, to backup a Gitlab instance: For example, to backup a Gitlab instance:
<programlisting> <screen>
$ sudo -u git -H gitlab-rake gitlab:backup:create <prompt>$ </prompt>sudo -u git -H gitlab-rake gitlab:backup:create
</programlisting> </screen>
A list of all availabe rake tasks can be obtained by running: A list of all availabe rake tasks can be obtained by running:
<programlisting> <screen>
$ sudo -u git -H gitlab-rake -T <prompt>$ </prompt>sudo -u git -H gitlab-rake -T
</programlisting> </screen>
</para> </para>
</section> </section>
</chapter> </chapter>

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@ -105,7 +105,7 @@
Now in order to import the <literal>alice</literal> user to another machine Now in order to import the <literal>alice</literal> user to another machine
<literal>alicebox</literal>, all we need to do is something like this: <literal>alicebox</literal>, all we need to do is something like this:
<screen> <screen>
$ ssh server nixos-taskserver user export my-company alice | sh <prompt>$ </prompt>ssh server nixos-taskserver user export my-company alice | sh
</screen> </screen>
Of course, if no SSH daemon is available on the server you can also copy Of course, if no SSH daemon is available on the server you can also copy
&amp; paste it directly into a shell. &amp; paste it directly into a shell.