home-manager/profiles/bash.nix

   1 { pkgs, lib, config, ... }:
   2 {
   3 programs.bash = {
   4   enable = lib.mkDefault true;
   5   shellAliases = {
   6     c = "bat";
   7     cl = "clear";
   8     eic = "edit-in-commit";
   9     eigg = "edit-in-git-grep";
  10     emacs = "emacsclient --create-frame";
  11     g = "git";
  12     gg = "git grep";
  13     grep = "grep --color";
  14     j="sudo journalctl -u";
  15     jb="sudo journalctl -b";
  16     l = "ls -alh";
  17     ll = "ls -al";
  18     ls = "ls --color=tty";
  19     md-toc = "grep '^#\\+' --color";
  20     mem = "ps -e -orss=,user=,args= | sort -b -k1,1n";
  21     mem-top = "smem --sort rss --autosize";
  22     mpl = "mplayer";
  23     nixos-clean="sudo nix-collect-garbage -d";
  24     nixos-history="sudo nix-env --list-generations --profile /nix/var/nix/profiles/system";
  25     nixos-rollback="sudo nixos-rebuild switch --rollback";
  26     pass-gen = "tr -d -C A-Za-z0-9_- </dev/urandom | head -c";
  27     rsync = "rsync --no-inc-recursive --info=progress2 --inplace --partial";
  28     s="sudo systemctl";
  29     st="sudo systemctl status";
  30     u="systemctl --user";
  31     ut="systemctl --user status";
  32     yt = "yt-dlp";
  33     watch = "watch --color --differences";
  34     zfs-umount = "zfs-unmount";
  35   };
  36   initExtra = ''
  37     shopt -s globstar
  38     shopt -s histreedit
  39     shopt -s histverify
  40     # Disable ctrl-s/ctrl-q flow control
  41     stty -ixon
  42
  43     ibm-fan () {
  44       if [ $# -gt 0 ]
  45       then sudo tee /proc/acpi/ibm/fan <<<"level $1"
  46       else grep '^\(level\|speed\):' /proc/acpi/ibm/fan
  47       fi
  48       acpi -t
  49     }
  50     mkcd () {
  51       mkdir -p "$1" &&
  52       cd "$1"
  53     }
  54     smartctl-tbw () {
  55       device=''${1:-/dev/sda}
  56       sudo smartctl -A $device |
  57       { awk '
  58         $0 ~ /Power_On_Hours/ { poh=$10; printf "%s / %d hours / %d days / %.2f years\n",  $2, $10, $10 / 24, $10 / 24 / 365.25 }
  59         $0 ~ /Total_LBAs_Written/ {
  60             lbas = $10;
  61             bytes = $10 * 512;
  62             mb = bytes / 1024^2;
  63             gb = bytes / 1024^3;
  64             tb = bytes / 1024^4;
  65             printf "%s / %s  / %d mb / %.1f gb / %.3f tb\n", $2, $10, mb, gb, tb
  66             printf "mean writes per hour:  / %.2f",  mb/poh
  67         }
  68         $0 ~ /Airflow_Temperature_Cel/ { print $2 " / " $10}
  69         $0 ~ /Wear_Leveling_Count/ { printf "%s / %d (%% health)\n", $2, int($4) }
  70       '; echo; } |
  71       sed -e 's:/:@:' |
  72       sed -e "s\$^\$$device @ \$" |
  73       column -ts@
  74     }
  75     swaplist () {
  76       lastpid=
  77       swap=0
  78       sudo grep -H '^Swap:' /proc/*/smaps 2>/dev/null |
  79       while IFS=: read -r file x size x
  80       do
  81         pid=''${file#/proc/}
  82         pid=''${pid%/smaps}
  83         size=''${size% kB}
  84         size=''${size##* }
  85         if test "$pid" = "$lastpid"
  86         then swap=$(( swap + size ))
  87         else
  88           if test "$swap" -gt 0
  89           then printf "%u pid=%u cmd=%s\n" "$swap" "$lastpid" "$(tr '\000' ' ' </proc/"$lastpid"/cmdline)"
  90           fi
  91           if test "$pid" = self
  92           then break
  93           else
  94             lastpid=$pid
  95             swap=$size
  96           fi
  97         fi
  98       done |
  99       sort -nk1,1
 100     }
 101     edit-in-commit () { $EDITOR $(git diff-tree --no-commit-id --name-only -r "$@"); }
 102     edit-in-git-grep () { $EDITOR $(git grep --name-only --recursive "$@"); }
 103     zfs-mount () { for d in $(zfs list -rH -o name "$@"); do sudo zfs mount -l "$d"; done; }
 104     zfs-unmount () { sudo zfs unmount -u "$@"; }
 105   '';
 106   profileExtra = ''
 107   '';
 108 };
 109 programs.direnv.enableBashIntegration = true;
 110 #programs.broot.enableBashIntegration = true;
 111 home.sessionVariables = {
 112   PS1 = ''\[\033[1;32m\]\[\e]0;\u@\h: \w\a\]\W\[\033[0m\] \$(e=\$?; if [ \$e != 0 ]; then echo '\[\e[0;91m\]'\$e'\[\e[0m\]'; fi)\$ '';
 113 };
 114 programs.readline = {
 115   enable = lib.mkDefault true;
 116   includeSystemConfig = true;
 117   bindings = {
 118     "\\eOF"    = "end-of-line";
 119     "\\eOH"    = "beginning-of-line";
 120     "\\e[1;5C" = "forward-word";
 121     "\\e[1;5D" = "backward-word";
 122     "\\e[1~"   = "beginning-of-line";
 123     "\\e[4~"   = "end-of-line";
 124     "\\e[5C"   = "forward-word";
 125     "\\e[5D"   = "backward-word";
 126     "\\e[7~"   = "beginning-of-line";
 127     "\\e[8~"   = "end-of-line";
 128     "\\e[A"    = "history-search-backward";
 129     "\\e[B"    = "history-search-forward";
 130     "\\e[F"    = "end-of-line";
 131     "\\e[H"    = "beginning-of-line";
 132     "\\e\\e[C" = "forward-word";
 133     "\\e\\e[D" = "backward-word";
 134   };
 135   variables = {
 136     colored-completion-prefix = lib.mkDefault true;
 137     colored-stats = lib.mkDefault true; # Note that this may cause completion text blink in some terminals (e.g. xterm).
 138     echo-control-characters = lib.mkDefault true;
 139     mark-symlinked-directories = lib.mkDefault true;
 140     menu-complete-display-prefix = lib.mkDefault true;
 141     show-all-if-ambiguous = lib.mkDefault true;
 142     show-all-if-unmodified = lib.mkDefault true;
 143     visible-stats = lib.mkDefault false; # Append char to indicate type
 144   };
 145 };
 146 }