home-manager/profiles/bash.nix

   1 { pkgs, lib, ... }:
   2 with lib;
   3 {
   4   programs.bash = {
   5     enable = mkDefault true;
   6     enableCompletion = mkDefault true;
   7     shellAliases = {
   8       afk = "xset s activate dpms force off";
   9       black-on-white = "echo -e '\\033]11;black\\007\\033]10;white\\007'";
  10       c = "bat";
  11       cl = "clear";
  12       dust = "dust --bars-on-right --full-paths";
  13       emacs = "emacsclient --create-frame";
  14       grep = "grep --color";
  15       j = "sudo journalctl -u";
  16       jb = "sudo journalctl -b";
  17       ju = "journalctl --user -u";
  18       l = "ls -alh";
  19       ll = "ls -al";
  20       ls = "ls --color=tty";
  21       lst = "ls --sort=time --reverse -1";
  22       md-toc = "grep '^#\\+' --color";
  23       mem = "ps -e -orss=,user=,args= | sort -b -k1,1n";
  24       mem-top = "smem --sort rss --autosize";
  25       mpl = "mplayer";
  26       n = "sudo networkctl";
  27       nf = "sudo nft list ruleset | less";
  28       nix-du-svg = "nix-du | dot -Tsvg >nix-du.svg";
  29       nixos-clean = "sudo nix-collect-garbage -d";
  30       nixos-history = "sudo nix-env --list-generations --profile /nix/var/nix/profiles/system";
  31       nixos-rollback = "sudo nixos-rebuild switch --rollback";
  32       nt = "sudo networkctl status";
  33       pass-gen = "tr -d -C A-Za-z0-9_- </dev/urandom | head -c";
  34       r = "reset";
  35       rot13 = "tr A-Za-z N-ZA-Mn-za-m";
  36       rot135 = "tr A-Za-z0-9 N-ZA-Mn-za-m5-90-4";
  37       rsync = "rsync --no-inc-recursive --info=progress2 --inplace --partial";
  38       s = "sudo systemctl";
  39       sr = "sudo systemctl restart";
  40       ssh-unknown = "ssh -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null";
  41       st = "sudo systemctl status";
  42       t = "tmux";
  43       t0 = "tmux new -t 0";
  44       t1 = "tmux new -t 1";
  45       t2 = "tmux new -t 2";
  46       theme-black-on-white = "echo -e '\\033]10;black\\007\\033]11;white\\007'";
  47       theme-white-on-black = "echo -e '\\033]10;white\\007\\033]11;black\\007'";
  48       u = "systemctl --user";
  49       ur = "systemctl --user restart";
  50       ut = "systemctl --user status";
  51       w = "watch --color --differences";
  52       w1 = "watch --color --differences --interval 1";
  53       w10 = "watch --color --differences --interval 10";
  54       w5 = "watch --color --differences --interval 5";
  55       watch = "watch --color --differences";
  56       z = "zfs";
  57       ze = "sudo zpool export";
  58       zfs-umount = "zfs-unmount";
  59       zi = "sudo zpool import";
  60       zl = "zfs list";
  61       zlb = "zfs list -t bookmarks";
  62       zls = "zfs list -t snap";
  63       zm = "zfs-mount";
  64       zp = "sudo zpool";
  65       zs = "zpool status";
  66       zs5 = "w5 zpool status";
  67       zu = "zfs-unmount";
  68     };
  69     historyControl = [ "erasedups" "ignorespace" ];
  70     historyIgnore = [
  71       "torify"
  72       "mpv"
  73     ];
  74     historySize = 42000;
  75     sessionVariables = {
  76       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)\$ '';
  77       # More throughput than chacha20-poly1305@openssh.com
  78       # on hardware with AES acceleration.
  79       RSYNC_RSH = "ssh -c aes128-gcm@openssh.com,chacha20-poly1305@openssh.com";
  80     };
  81     initExtra = ''
  82       # Alias completion
  83       . ${pkgs.complete-alias}/bin/complete_alias
  84       complete -F _complete_alias "''${!BASH_ALIASES[@]}"
  85
  86       shopt -s globstar
  87       shopt -s histappend
  88       shopt -s histreedit
  89       shopt -s histverify
  90       # Disable ctrl-s/ctrl-q flow control
  91       stty -ixon
  92
  93       ffmpeg-audio () {
  94         for i in "$@"; do
  95           ffmpeg -i "$i" -vn -map 0:a -acodec copy "''${i%.*}".audio-only.mkv
  96         done
  97       }
  98       ffmpeg-opus () {
  99         for i in "$@"; do
 100           ffmpeg -i "$i" -vn -map 0:a -c:a libopus -b:a 64k -application voip "''${i%.*}".opus
 101         done
 102       }
 103       opusenc-voice () {
 104         find "$@" -depth -type f -print0 | sort -n -z |
 105         xargs -0 -P "$(lscpu --online -p | grep -v "#" | wc -l)" -I {} bash -c '
 106             test -e "''${0%.*}".opus ||
 107             nice -n 19 ffmpeg -y -i "$0" -map 0:a -b:a 32k -application voip "''${0%.*}".opus
 108           ' {} \;
 109       }
 110       ibm-fan () {
 111         if [ $# -gt 0 ]
 112         then sudo tee /proc/acpi/ibm/fan <<<"level $1"
 113         else grep '^\(level\|speed\):' /proc/acpi/ibm/fan
 114         fi
 115         acpi -t
 116       }
 117       mkcd () {
 118         mkdir -p "$1" &&
 119         cd "$1"
 120       }
 121       mkpass () {
 122         tr -d -C 'A-Za-z0-9' </dev/urandom | head -c 25 | xclip
 123       }
 124       smartctl-tbw () {
 125         device=''${1:-/dev/sda}
 126         sudo smartctl -A $device |
 127         { awk '
 128           $0 ~ /Power_On_Hours/ {
 129             poh=$10;
 130             printf "%s / %d hours / %d days / %.2f years\n",  $2, $10, $10 / 24, $10 / 24 / 365.25
 131           }
 132           $0 ~ /Total_LBAs_Written/ {
 133             lbas = $10;
 134             bytes = $10 * 512;
 135             mb = bytes / 1024^2;
 136             gb = bytes / 1024^3;
 137             tb = bytes / 1024^4;
 138             printf "%s / %s  / %d mb / %.1f gb / %.3f tb\n", $2, $10, mb, gb, tb
 139             printf "mean writes per hour / %.2f",  mb/poh
 140           }
 141           $0 ~ /Airflow_Temperature_Cel/ { print $2 " / " $10}
 142           $0 ~ /Wear_Leveling_Count/ { printf "%s / %d (%% health)\n", $2, int($4) }
 143           $0 ~ /Percentage Used:/ { printf "Percentage_Used / %d\n", int($3) }
 144         '; echo; } |
 145         sed -e 's:/:@:' |
 146         sed -e "s\$^\$$device @ \$" |
 147         column -ts@
 148       }
 149       stress-mem() { fac="$1"; stress-ng --vm 1 --vm-keep --vm-bytes $(awk "/MemAvailable/{ printf \"%d\n\", \$2 * $fac; }" </proc/meminfo)k; }
 150       sysenter() { srv="$1"; shift; nsenter -a -t "$(systemctl show --property MainPID --value "$srv")" "$@"; }
 151       systrace() { srv="$1"; shift; strace -f -p "$(systemctl show --property MainPID --value "$srv")" "$@"; }
 152       swaplist () {
 153         lastpid=
 154         swap=0
 155         sudo grep -H '^Swap:' /proc/*/smaps 2>/dev/null |
 156         while IFS=: read -r file x size x
 157         do
 158           pid=''${file#/proc/}
 159           pid=''${pid%/smaps}
 160           size=''${size% kB}
 161           size=''${size##* }
 162           if test "$pid" = "$lastpid"
 163           then swap=$(( swap + size ))
 164           else
 165             if test "$swap" -gt 0
 166             then printf "%u pid=%u cmd=%s\n" "$swap" "$lastpid" "$(tr '\000' ' ' </proc/"$lastpid"/cmdline)"
 167             fi
 168             if test "$pid" = self
 169             then break
 170             else
 171               lastpid=$pid
 172               swap=$size
 173             fi
 174           fi
 175         done |
 176         sort -nk1,1
 177       }
 178
 179       # Recursively mount not-mounted dataset,
 180       # loading their keys if needed.
 181       zfs-mount () {
 182         (
 183         set -e
 184         for d in $(zfs list -rH -o name "$@"); do
 185           mountpoint /mnt/"$d" 2>/dev/null ||
 186           sudo zfs mount -l "$d"
 187         done
 188         )
 189       }
 190       # Recursively unmount dataset,
 191       # unloading their keys.
 192       zfs-unmount () { sudo zfs unmount -u "$@"; }
 193
 194       # Create bookmarks for all the snapshots of the given datasets.
 195       # Bookmarks are only useful on source datasets
 196       # But syncoid --create-bookmark only creates
 197       # a bookmark for the latest snapshot,
 198       # possibly leaving the *_daily or *_monthly snapshots without a bookmark.
 199       zfs-fix-bookmarks () {
 200         local d
 201         local -
 202         set -x
 203         for d in "$@"; do
 204           for s in $(zfs list -Hrpt snapshot -o name "$d"); do
 205             zfs bookmark "$s" "''${s//@/#}"
 206           done
 207         done
 208       }
 209
 210       # Restore the inheritance of encryptionroot,
 211       # usually broken by zfs send --raw.
 212       # Note that it needs to decrypt the datasets.
 213       zfs-fix-encryptionroot () {
 214         local d
 215         zfs load-key "$1"
 216         for d in $(zfs list -rHo name "$1" | tail -n +2); do
 217           echo >&2 "$d"
 218           test "$(zfs get -Ho value encryptionroot $d)" = "$1" ||
 219           zfs change-key -li "$d"
 220       done
 221       }
 222
 223       # Recursively remove all the snapshots of given datasets
 224       zfs-destroy-snapshots () {
 225         local d
 226         for d in "$@"; do
 227           zfs list -t snapshot -rHo name "$d" |
 228           xargs --no-run-if-empty -L1 zfs destroy
 229         done
 230       }
 231     '';
 232     profileExtra = ''
 233     '';
 234   };
 235   #programs.broot.enableBashIntegration = true;
 236   programs.readline = {
 237     enable = mkDefault true;
 238     includeSystemConfig = true;
 239     bindings = {
 240       # Up/Down
 241       "\\e[A" = "history-search-backward";
 242       "\\e[B" = "history-search-forward";
 243       "\\eOA" = "history-search-backward";
 244       "\\eOB" = "history-search-forward";
 245
 246       # Ctrl-Left/Ctrl-Right
 247       "\\e[1;5C" = "forward-word";
 248       "\\e[1;5D" = "backward-word";
 249       "\\e[5C" = "forward-word";
 250       "\\e[5D" = "backward-word";
 251       "\\e\\e[C" = "forward-word";
 252       "\\e\\e[D" = "backward-word";
 253
 254       # Home/End
 255       "\\e[1~" = "beginning-of-line";
 256       "\\e[4~" = "end-of-line";
 257
 258       # Delete/Insert
 259       "\\e[3~" = "delete-char";
 260       "\\e[2~" = "quoted-insert";
 261
 262       # For non RH/Debian xterm, can't hurt for RH/Debian xterm
 263       "\\eOF" = "end-of-line";
 264       "\\eOH" = "beginning-of-line";
 265
 266       # For freebsd console
 267       "\\e[F" = "end-of-line";
 268       "\\e[H" = "beginning-of-line";
 269
 270       # $if term=rxvt
 271       "\\e[7~" = "beginning-of-line";
 272       "\\e[8~" = "end-of-line";
 273       "\\eOc" = "forward-word";
 274       "\\eOd" = "backward-word";
 275       # $endif
 276     };
 277     variables = {
 278       # Be 8 bit clean.
 279       input-meta = mkDefault true;
 280       output-meta = mkDefault true;
 281       colored-completion-prefix = mkDefault true;
 282       colored-stats = mkDefault true; # Note that this may cause completion text blink in some terminals (e.g. xterm).
 283       echo-control-characters = mkDefault true;
 284       mark-symlinked-directories = mkDefault true;
 285       menu-complete-display-prefix = mkDefault true;
 286       show-all-if-ambiguous = mkDefault true;
 287       show-all-if-unmodified = mkDefault true;
 288       visible-stats = mkDefault false; # Append char to indicate type
 289       enable-bracketed-paste = mkDefault true;
 290     };
 291   };
 292 }