nixpkgs/etc/default.nix
Marc Weber 8237528c4a samba job: put each daemon into its own job file
use start/stop samba-control to start/stop them all

You can enable syncing samba passwords when using passwd as well now.
However you still have to add a user to the samba user database once
using smbpasswd -a username.

svn path=/nixos/branches/modular-nixos/; revision=15218
2009-04-21 16:30:32 +00:00

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# produce a script to generate /etc
{config, pkgs, ...}:
###### interface
let
inherit (pkgs.lib) mkOption;
option = {
environment = {
etc = mkOption {
default = [];
example = [
{ source = "/nix/store/.../etc/dir/file.conf.example";
target = "dir/file.conf";
mode = "0440";
}
];
description = "
List of files that have to be linked in /etc.
";
};
# !!! This should be moved outside of /etc/default.nix.
shellInit = mkOption {
default = "";
example = ''export PATH=/godi/bin/:$PATH'';
description = "
Script used to initialized user shell environments.
";
merge = pkgs.lib.mergeStringOption;
};
};
};
in
###### implementation
let
shellInit = config.environment.shellInit;
nixEnvVars = config.nix.envVars;
modulesTree = config.system.modulesTree;
nssModulesPath = config.system.nssModules.path;
wrapperDir = config.system.wrapperDir;
systemPath = config.system.path;
binsh = config.system.build.binsh;
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;
# These should be moved into the corresponding configuration files.
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";
}
{ # 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";
}
{ # 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;
defaultShell = config.system.shell;
};
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 shellInit;
};
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";
}
{ # 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";
}
# 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 "#";
syncSambaPasswords = if config.services.samba.syncPasswordsByPam
then "password optional ${pkgs.samba}/lib/security/pam_smbpass.so nullok use_authtok try_first_pass"
else "# change samba configuration options to make passwd sync the samba auth database as well here..";
};
target = "pam.d/" + program;
}
)
[
"login"
"su"
"other"
"passwd"
"shadow"
"sshd"
"lshd"
"useradd"
"chsh"
"xlock"
"samba"
"cups"
"ftp"
"ejabberd"
"common"
"common-console" # shared stuff for interactive local sessions
]
)
# List of machines for distributed Nix builds in the format expected
# by build-remote.pl.
++ optional config.nix.distributedBuilds {
source = pkgs.writeText "nix.machines"
(pkgs.lib.concatStrings (map (machine:
"${machine.sshUser}@${machine.hostName} ${machine.system} ${machine.sshKey} ${toString machine.maxJobs}\n"
) config.nix.buildMachines));
target = "nix.machines";
}
;
in
let
inherit (pkgs.stringsWithDeps) noDepEntry FullDepEntry PackEntry;
activateLib = config.system.activationScripts.lib;
copyScript = {source, target, mode ? "644", own ? "root.root"}:
assert target != "nixos"; ''
source="${source}"
target="/etc/${target}"
mkdir -p $(dirname "$target")
test -e "$target" && rm -f "$target"
cp "$source" "$target"
chown ${own} "$target"
chmod ${mode} "$target"
'';
makeEtc = import ../helpers/make-etc.nix {
inherit (pkgs) stdenv;
configFiles = configFiles ++ config.environment.etc;
};
in
{
require = [
option
# config.system.build
(import ../system/system-options.nix)
# config.system.activationScripts
(import ../system/activate-configuration.nix)
];
system = {
build = {
etc = makeEtc;
};
activationScripts = {
etc = FullDepEntry ''
# Set up the statically computed bits of /etc.
staticEtc=/etc/static
rm -f $staticEtc
ln -s ${makeEtc}/etc $staticEtc
for i in $(cd $staticEtc && find * -type l); do
mkdir -p /etc/$(dirname $i)
rm -f /etc/$i
if test -e "$staticEtc/$i.mode"; then
# Create a regular file in /etc.
cp $staticEtc/$i /etc/$i
chown 0.0 /etc/$i
chmod "$(cat "$staticEtc/$i.mode")" /etc/$i
else
# Create a symlink in /etc.
ln -s $staticEtc/$i /etc/$i
fi
done
# Remove dangling symlinks that point to /etc/static. These are
# configuration files that existed in a previous configuration but not
# in the current one. For efficiency, don't look under /etc/nixos
# (where all the NixOS sources live).
for i in $(find /etc/ \( -path /etc/nixos -prune \) -o -type l); do
target=$(readlink "$i")
if test "''${target:0:''${#staticEtc}}" = "$staticEtc" -a ! -e "$i"; then
rm -f "$i"
fi
done
'' [
activateLib.systemConfig
activateLib.defaultPath # path to cp, chmod, chown
activateLib.stdio
];
};
};
}