home-manager/profiles/bash.nix

   1 { pkgs, lib, config, ... }:
   2 {
   3 programs.bash = {
   4   enable = lib.mkDefault true;
   5   shellAliases = {
   6     black-on-white = "echo -e '\\033]11;black\\007\\033]10;white\\007'";
   7     c = "bat";
   8     cl = "clear";
   9     eic = "edit-in-commit";
  10     eigg = "edit-in-git-grep";
  11     emacs = "emacsclient --create-frame";
  12     g = "git";
  13     gg = "git grep";
  14     grep = "grep --color";
  15     j="sudo journalctl -u";
  16     jb="sudo journalctl -b";
  17     l = "ls -alh";
  18     ll = "ls -al";
  19     ls = "ls --color=tty";
  20     md-toc = "grep '^#\\+' --color";
  21     mem = "ps -e -orss=,user=,args= | sort -b -k1,1n";
  22     mem-top = "smem --sort rss --autosize";
  23     mpl = "mplayer";
  24     nixos-clean="sudo nix-collect-garbage -d";
  25     nixos-history="sudo nix-env --list-generations --profile /nix/var/nix/profiles/system";
  26     nixos-rollback="sudo nixos-rebuild switch --rollback";
  27     pass-gen = "tr -d -C A-Za-z0-9_- </dev/urandom | head -c";
  28     rsync = "rsync --no-inc-recursive --info=progress2 --inplace --partial";
  29     s="sudo systemctl";
  30     st="sudo systemctl status";
  31     u="systemctl --user";
  32     ut="systemctl --user status";
  33     watch = "watch --color --differences";
  34     white-on-black = "echo -e '\\033]11;white\\007\\033]10;black\\007'";
  35     yt = "yt-dlp";
  36     zfs-umount = "zfs-unmount";
  37   };
  38   initExtra = ''
  39     shopt -s globstar
  40     shopt -s histreedit
  41     shopt -s histverify
  42     # Disable ctrl-s/ctrl-q flow control
  43     stty -ixon
  44
  45     ibm-fan () {
  46       if [ $# -gt 0 ]
  47       then sudo tee /proc/acpi/ibm/fan <<<"level $1"
  48       else grep '^\(level\|speed\):' /proc/acpi/ibm/fan
  49       fi
  50       acpi -t
  51     }
  52     mkcd () {
  53       mkdir -p "$1" &&
  54       cd "$1"
  55     }
  56     smartctl-tbw () {
  57       device=''${1:-/dev/sda}
  58       sudo smartctl -A $device |
  59       { awk '
  60         $0 ~ /Power_On_Hours/ { poh=$10; printf "%s / %d hours / %d days / %.2f years\n",  $2, $10, $10 / 24, $10 / 24 / 365.25 }
  61         $0 ~ /Total_LBAs_Written/ {
  62             lbas = $10;
  63             bytes = $10 * 512;
  64             mb = bytes / 1024^2;
  65             gb = bytes / 1024^3;
  66             tb = bytes / 1024^4;
  67             printf "%s / %s  / %d mb / %.1f gb / %.3f tb\n", $2, $10, mb, gb, tb
  68             printf "mean writes per hour:  / %.2f",  mb/poh
  69         }
  70         $0 ~ /Airflow_Temperature_Cel/ { print $2 " / " $10}
  71         $0 ~ /Wear_Leveling_Count/ { printf "%s / %d (%% health)\n", $2, int($4) }
  72       '; echo; } |
  73       sed -e 's:/:@:' |
  74       sed -e "s\$^\$$device @ \$" |
  75       column -ts@
  76     }
  77     swaplist () {
  78       lastpid=
  79       swap=0
  80       sudo grep -H '^Swap:' /proc/*/smaps 2>/dev/null |
  81       while IFS=: read -r file x size x
  82       do
  83         pid=''${file#/proc/}
  84         pid=''${pid%/smaps}
  85         size=''${size% kB}
  86         size=''${size##* }
  87         if test "$pid" = "$lastpid"
  88         then swap=$(( swap + size ))
  89         else
  90           if test "$swap" -gt 0
  91           then printf "%u pid=%u cmd=%s\n" "$swap" "$lastpid" "$(tr '\000' ' ' </proc/"$lastpid"/cmdline)"
  92           fi
  93           if test "$pid" = self
  94           then break
  95           else
  96             lastpid=$pid
  97             swap=$size
  98           fi
  99         fi
 100       done |
 101       sort -nk1,1
 102     }
 103     edit-in-commit () { $EDITOR $(git diff-tree --no-commit-id --name-only -r "$@"); }
 104     edit-in-git-grep () { $EDITOR $(git grep --name-only --recursive "$@"); }
 105     zfs-mount () { for d in $(zfs list -rH -o name "$@"); do sudo zfs mount -l "$d"; done; }
 106     zfs-unmount () { sudo zfs unmount -u "$@"; }
 107   '';
 108   profileExtra = ''
 109   '';
 110 };
 111 programs.direnv.enableBashIntegration = true;
 112 #programs.broot.enableBashIntegration = true;
 113 home.sessionVariables = {
 114   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)\$ '';
 115 };
 116 programs.readline = {
 117   enable = lib.mkDefault true;
 118   includeSystemConfig = true;
 119   bindings = {
 120     "\\eOF"    = "end-of-line";
 121     "\\eOH"    = "beginning-of-line";
 122     "\\e[1;5C" = "forward-word";
 123     "\\e[1;5D" = "backward-word";
 124     "\\e[1~"   = "beginning-of-line";
 125     "\\e[4~"   = "end-of-line";
 126     "\\e[5C"   = "forward-word";
 127     "\\e[5D"   = "backward-word";
 128     "\\e[7~"   = "beginning-of-line";
 129     "\\e[8~"   = "end-of-line";
 130     "\\e[A"    = "history-search-backward";
 131     "\\e[B"    = "history-search-forward";
 132     "\\e[F"    = "end-of-line";
 133     "\\e[H"    = "beginning-of-line";
 134     "\\e\\e[C" = "forward-word";
 135     "\\e\\e[D" = "backward-word";
 136   };
 137   variables = {
 138     colored-completion-prefix = lib.mkDefault true;
 139     colored-stats = lib.mkDefault true; # Note that this may cause completion text blink in some terminals (e.g. xterm).
 140     echo-control-characters = lib.mkDefault true;
 141     mark-symlinked-directories = lib.mkDefault true;
 142     menu-complete-display-prefix = lib.mkDefault true;
 143     show-all-if-ambiguous = lib.mkDefault true;
 144     show-all-if-unmodified = lib.mkDefault true;
 145     visible-stats = lib.mkDefault false; # Append char to indicate type
 146   };
 147 };
 148 }