nixpkgs-suyu/etc/default.nix
Eelco Dolstra 51078ac5b7 * Support special characters in config.nix.extraOptions.
svn path=/nixos/trunk/; revision=14278
2009-02-27 14:08:38 +00:00

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{ config, pkgs, upstartJobs, systemPath, wrapperDir
, defaultShell, extraEtc, nixEnvVars, modulesTree, nssModulesPath, binsh
}:
let
optional = pkgs.lib.optional;
# !!! ugh, these files shouldn't be created here.
pamConsoleHandlers = pkgs.writeText "console.handlers" ''
console consoledevs /dev/tty[0-9][0-9]* :[0-9]\.[0-9] :[0-9]
${pkgs.pam_console}/sbin/pam_console_apply lock logfail wait -t tty -s -c ${pamConsolePerms}
${pkgs.pam_console}/sbin/pam_console_apply unlock logfail wait -r -t tty -s -c ${pamConsolePerms}
'';
pamConsolePerms = ./security/console.perms;
in
import ../helpers/make-etc.nix {
inherit (pkgs) stdenv;
configFiles = [
{ # TCP/UDP port assignments.
source = pkgs.iana_etc + "/etc/services";
target = "services";
}
{ # IP protocol numbers.
source = pkgs.iana_etc + "/etc/protocols";
target = "protocols";
}
{ # RPC program numbers.
source = pkgs.glibc + "/etc/rpc";
target = "rpc";
}
{ # Hostname-to-IP mappings.
source = pkgs.substituteAll {
src = ./hosts;
extraHosts = config.networking.extraHosts;
};
target = "hosts";
}
{ # Name Service Switch configuration file. Required by the C library.
source = if config.services.avahi.nssmdns
then (assert config.services.avahi.enable; ./nsswitch-mdns.conf)
else ./nsswitch.conf;
target = "nsswitch.conf";
}
{ # Friendly greeting on the virtual consoles.
source = pkgs.writeText "issue" ''
${config.services.mingetty.greetingLine}
${config.services.mingetty.helpLine}
'';
target = "issue";
}
{ # Configuration for pwdutils (login, passwd, useradd, etc.).
# You cannot login without it!
source = ./login.defs;
target = "login.defs";
}
{ # The Upstart events defined above.
source = upstartJobs + "/etc/event.d";
target = "event.d";
}
{ # Configuration for passwd and friends (e.g., hash algorithm
# for /etc/passwd).
source = ./default/passwd;
target = "default/passwd";
}
{ # Configuration for useradd.
source = pkgs.substituteAll {
src = ./default/useradd;
inherit defaultShell;
};
target = "default/useradd";
}
{ # Dhclient hooks for emitting ip-up/ip-down events.
source = pkgs.substituteAll {
src = ./dhclient-exit-hooks;
inherit (pkgs) upstart glibc;
};
target = "dhclient-exit-hooks";
}
{ # Script executed when the shell starts as a non-login shell (system-wide version).
source = pkgs.substituteAll {
src = ./bashrc.sh;
inherit systemPath wrapperDir modulesTree nssModulesPath;
inherit (pkgs) glibc;
timeZone = config.time.timeZone;
defaultLocale = config.i18n.defaultLocale;
inherit nixEnvVars;
};
target = "bashrc";
}
{ # Script executed when the shell starts as a login shell.
source = ./profile.sh;
target = "profile";
}
{ # Configuration for readline in bash.
source = ./inputrc;
target = "inputrc";
}
{ # Nix configuration.
source =
let
# Tricky: if we're using a chroot for builds, then we need
# /bin/sh in the chroot (our own compromise to purity).
# However, since /bin/sh is a symlink to some path in the
# Nix store, which furthermore has runtime dependencies on
# other paths in the store, we need the closure of /bin/sh
# in `build-chroot-dirs' - otherwise any builder that uses
# /bin/sh won't work.
binshDeps = pkgs.writeReferencesToFile binsh;
# Likewise, if chroots are turned on, we need Nix's own
# closure in the chroot. Otherwise nix-channel and nix-env
# won't work because the dependencies of its builders (like
# coreutils and Perl) aren't visible. Sigh.
nixDeps = pkgs.writeReferencesToFile config.environment.nix;
in
pkgs.runCommand "nix.conf" {extraOptions = config.nix.extraOptions; } ''
extraPaths=$(for i in $(cat ${binshDeps} ${nixDeps}); do if test -d $i; then echo $i; fi; done)
cat > $out <<END
# WARNING: this file is generated.
build-users-group = nixbld
build-max-jobs = ${toString (config.nix.maxJobs)}
build-use-chroot = ${if config.nix.useChroot then "true" else "false"}
build-chroot-dirs = /dev /dev/pts /proc /bin $(echo $extraPaths)
$extraOptions
END
'';
target = "nix.conf"; # will be symlinked from /nix/etc/nix/nix.conf in activate-configuration.sh.
}
{ # Script executed when the shell starts as a non-login shell (user version).
source = ./skel/bashrc;
target = "skel/.bashrc";
}
{ # SSH configuration. Slight duplication of the sshd_config
# generation in the sshd service.
source = pkgs.writeText "ssh_config" ''
${if config.services.sshd.forwardX11 then ''
ForwardX11 yes
XAuthLocation ${pkgs.xorg.xauth}/bin/xauth
'' else ''
ForwardX11 no
''}
'';
target = "ssh/ssh_config";
}
]
# Configuration for ssmtp.
++ optional config.networking.defaultMailServer.directDelivery {
source = let cfg = config.networking.defaultMailServer; in pkgs.writeText "ssmtp.conf" ''
MailHub=${cfg.hostName}
FromLineOverride=YES
${if cfg.domain != "" then "rewriteDomain=${cfg.domain}" else ""}
UseTLS=${if cfg.useTLS then "YES" else "NO"}
UseSTARTTLS=${if cfg.useSTARTTLS then "YES" else "NO"}
#Debug=YES
'';
target = "ssmtp/ssmtp.conf";
}
# Configuration file for fontconfig used to locate
# (X11) client-rendered fonts.
++ optional config.fonts.enableFontConfig {
source = pkgs.makeFontsConf {
fontDirectories = import ../system/fonts.nix {inherit pkgs config;};
};
target = "fonts/fonts.conf";
}
# LDAP configuration.
++ optional config.users.ldap.enable {
source = import ./ldap.conf.nix {
inherit (pkgs) writeText;
inherit config;
};
target = "ldap.conf";
}
# "sudo" configuration.
++ optional config.security.sudo.enable {
source = pkgs.runCommand "sudoers"
{ src = pkgs.writeText "sudoers-in" (config.security.sudo.configFile);
}
# Make sure that the sudoers file is syntactically valid.
# (currently disabled - NIXOS-66)
#"${pkgs.sudo}/sbin/visudo -f $src -c && cp $src $out";
"cp $src $out";
target = "sudoers";
mode = "0440";
}
# A bunch of PAM configuration files for various programs.
++ (map
(program:
let isLDAPEnabled = config.users.ldap.enable; in
{ source = pkgs.substituteAll {
src = ./pam.d + ("/" + program);
inherit (pkgs) pam_unix2 pam_console;
pam_ldap =
if isLDAPEnabled
then pkgs.pam_ldap
else "/no-such-path";
inherit (pkgs.xorg) xauth;
inherit pamConsoleHandlers;
isLDAPEnabled = if isLDAPEnabled then "" else "#";
};
target = "pam.d/" + program;
}
)
[
"atd"
"login"
"slim"
"su"
"sudo"
"other"
"passwd"
"shadow"
"sshd"
"lshd"
"useradd"
"chsh"
"xlock"
"kde"
"cups"
"common"
"common-console" # shared stuff for interactive local sessions
]
)
# List of machines for distributed Nix builds in the format expected
# by build-remote.pl.
++ optional config.nix.distributedBuilds {
source = pkgs.writeText "nix.machines"
(pkgs.lib.concatStrings (map (machine:
"${machine.sshUser}@${machine.hostName} ${machine.system} ${machine.sshKey} ${toString machine.maxJobs}\n"
) config.nix.buildMachines));
target = "nix.machines";
}
# unixODBC drivers (this solution is not perfect.. Because the user has to
# ask the admin to add a driver.. but it's an easy solution which works)
++ (let inis = config.environment.unixODBCDrivers pkgs;
in optional (inis != [] ) {
source = pkgs.writeText "odbcinst.ini" (pkgs.lib.concatStringsSep "\n" inis);
target = "odbcinst.ini";
})
# Additional /etc files declared by Upstart jobs.
++ extraEtc;
}