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Diffstat (limited to 'modules/lass/base.nix')
| -rw-r--r-- | modules/lass/base.nix | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/modules/lass/base.nix b/modules/lass/base.nix new file mode 100644 index 000000000..d16c4d341 --- /dev/null +++ b/modules/lass/base.nix @@ -0,0 +1,227 @@ +{ config, pkgs, ... }: + +{ + imports = [ + ./sshkeys.nix + ]; + + nix.useChroot = true; + + users.mutableUsers = false; + + boot.tmpOnTmpfs = true; + # see tmpfiles.d(5) + systemd.tmpfiles.rules = [ + "d /tmp 1777 root root - -" + ]; + + # multiple-definition-problem when defining environment.variables.EDITOR + environment.extraInit = '' + EDITOR=vim + PAGER=most + ''; + + environment.systemPackages = with pkgs; [ + git + most + + #network + iptables + ]; + + programs.bash = { + enableCompletion = true; + interactiveShellInit = '' + HISTCONTROL='erasedups:ignorespace' + HISTSIZE=65536 + HISTFILESIZE=$HISTSIZE + + shopt -s checkhash + shopt -s histappend histreedit histverify + shopt -s no_empty_cmd_completion + complete -d cd + + #fancy colors + if [ -e ~/LS_COLORS ]; then + eval $(dircolors ~/LS_COLORS) + fi + + if [ -e /etc/nixos/dotfiles/link ]; then + /etc/nixos/dotfiles/link + fi + ''; + promptInit = '' + if test $UID = 0; then + PS1='\[\033[1;31m\]\w\[\033[0m\] ' + elif test $UID = 1337; then + PS1='\[\033[1;32m\]\w\[\033[0m\] ' + else + PS1='\[\033[1;33m\]\u@\w\[\033[0m\] ' + fi + if test -n "$SSH_CLIENT"; then + PS1='\[\033[35m\]\h'" $PS1" + fi + ''; + }; + + services.gitolite = { + enable = true; + dataDir = "/home/gitolite"; + adminPubkey = config.sshKeys.lass.pub; + #commonHooks = [ + # (pkgs.writeText "irc-announce" '' + # #! /bin/sh + # set -euf + + # config_file="$GL_ADMIN_BASE/conf/irc-announce.conf" + # if test -f "$config_file"; then + # . "$config_file" + # fi + + # # XXX when changing IRC_CHANNEL or IRC_SERVER/_PORT, don't forget to update + # # any relevant gitolite LOCAL_CODE! + # # CAVEAT we hope that IRC_NICK is unique + # IRC_NICK="''${IRC_NICK-gl$GL_TID}" + # IRC_CHANNEL="''${IRC_CHANNEL-#retiolum}" + # IRC_SERVER="''${IRC_SERVER-ire.retiolum}" + # IRC_PORT="''${IRC_PORT-6667}" + + # # for privmsg_cat below + # export IRC_CHANNEL + + # # collect users that are mentioned in the gitolite configuration + # interested_users="$(perl -e ' + # do "gl-conf"; + # print join(" ", keys%{ $one_repo{$ENV{"GL_REPO"}} }); + # ')" + + # # CAVEAT beware of real TABs in grep pattern! + # # CAVEAT there will never be more than 42 relevant log entries! + # log="$(tail -n 42 "$GL_LOGFILE" | grep "^[^ ]* $GL_TID ")" + # update_log="$(echo "$log" | grep "^[^ ]* $GL_TID update")" + + # # (debug output) + # env | sed 's/^/env: /' + # echo "$log" | sed 's/^/log: /' + + # # see http://gitolite.com/gitolite/dev-notes.html#lff + # reponame=$(echo "$update_log" | cut -f 4) + # username=$(echo "$update_log" | cut -f 5) + # ref_name=$(echo "$update_log" | cut -f 7 | sed 's|^refs/heads/||') + # old_sha=$(echo "$update_log" | cut -f 8) + # new_sha=$(echo "$update_log" | cut -f 9) + + # # check if new branch is created + # if test $old_sha = 0000000000000000000000000000000000000000; then + # # TODO what should we really show? + # old_sha=$new_sha^ + # fi + + # # + # git_log="$(git log $old_sha..$new_sha --pretty=oneline --abbrev-commit)" + # commit_count=$(echo "$git_log" | wc -l) + + # # echo2 and cat2 are used output to both, stdout and stderr + # # This is used to see what we send to the irc server. (debug output) + # echo2() { echo "$*"; echo "$*" >&2; } + # cat2() { tee /dev/stderr; } + + # # privmsg_cat transforms stdin to a privmsg + # privmsg_cat() { awk '{ print "PRIVMSG "ENVIRON["IRC_CHANNEL"]" :"$0 }'; } + + # # ircin is used to feed the output of netcat back to the "irc client" + # # so we can implement expect-like behavior with sed^_^ + # # XXX mkselfdestructingtmpfifo would be nice instead of this cruft + # tmpdir="$(mktemp -d irc-announce_XXXXXXXX)" + # cd "$tmpdir" + # mkfifo ircin + # trap " + # rm ircin + # cd '$OLDPWD' + # rmdir '$tmpdir' + # trap - EXIT INT QUIT + # " EXIT INT QUIT + + # # + # # + # # + # { + # echo2 "USER $LOGNAME 0 * :$LOGNAME@$(hostname)" + # echo2 "NICK $IRC_NICK" + + # # wait for MODE message + # sed -n '/^:[^ ]* MODE /q' + + # echo2 "JOIN $IRC_CHANNEL" + + # echo "$interested_users" \ + # | tr ' ' '\n' \ + # | grep -v "^$GL_USER" \ + # | sed 's/$/: poke/' \ + # | privmsg_cat \ + # | cat2 + + # printf '[13%s] %s pushed %s new commit%s to 6%s %s\n' \ + # "$reponame" \ + # "$username" \ + # "$commit_count" \ + # "$(test $commit_count = 1 || echo s)" \ + # "$(hostname)" \ + # "$ref_name" \ + # | privmsg_cat \ + # | cat2 + + # echo "$git_log" \ + # | sed 's/^/14/;s/ / /' \ + # | privmsg_cat \ + # | cat2 + + # echo2 "PART $IRC_CHANNEL" + + # # wait for PART confirmation + # sed -n '/:'"$IRC_NICK"'![^ ]* PART /q' + + # echo2 'QUIT :Gone to have lunch' + # } < ircin \ + # | nc "$IRC_SERVER" "$IRC_PORT" | tee -a ircin + # '') + #]; + }; + + services.openssh = { + enable = true; + hostKeys = [ + # XXX bits here make no science + { bits = 8192; type = "ed25519"; path = "/etc/ssh/ssh_host_ed25519_key"; } + ]; + }; + + services.journald.extraConfig = '' + SystemMaxUse=1G + RuntimeMaxUse=128M + ''; + + networking.firewall = { + enable = true; + + allowedTCPPorts = [ + 22 + ]; + + extraCommands = '' + iptables -A INPUT -j ACCEPT -m conntrack --ctstate RELATED,ESTABLISHED + iptables -A INPUT -j ACCEPT -i lo + + #iptables -N Retiolum + iptables -A INPUT -j Retiolum -i retiolum + iptables -A Retiolum -j ACCEPT -p icmp + iptables -A Retiolum -j ACCEPT -m conntrack --ctstate RELATED,ESTABLISHED + iptables -A Retiolum -j REJECT -p tcp --reject-with tcp-reset + iptables -A Retiolum -j REJECT -p udp --reject-with icmp-port-unreachable + iptables -A Retiolum -j REJECT --reject-with icmp-proto-unreachable + iptables -A Retiolum -j REJECT + ''; + + extraStopCommands = "iptables -F"; + }; +} |