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       d = "sudo resolvectl";
  13       dust = "dust --bars-on-right --full-paths";
  14       emacs = "emacsclient --create-frame";
  15       grep = "grep --color";
  16       j = "sudo journalctl -u";
  17       jb = "sudo journalctl -b";
  18       jf = "sudo journalctl -f -u";
  19       jf200 = "sudo journalctl -f -n 200 -u";
  20       jftoday = "sudo journalctl -f --since today -u";
  21       ju = "journalctl --user -u";
  22       l = "ls -alh";
  23       ll = "ls -al";
  24       ls = "ls --color=tty";
  25       lst = "ls --sort=time --reverse -1";
  26       md-toc = "grep '^#\\+' --color";
  27       mem = "ps -e -orss=,user=,args= | sort -b -k1,1n";
  28       mem-top = "smem --sort rss --autosize";
  29       mpl = "mplayer";
  30       n = "sudo networkctl";
  31       nf = "sudo nft list ruleset | less";
  32       nix-du-svg = "nix-du | dot -Tsvg >nix-du.svg";
  33       nixos-clean = "sudo nix-collect-garbage -d";
  34       nixos-history = "sudo nix-env --list-generations --profile /nix/var/nix/profiles/system";
  35       nixos-rollback = "sudo nixos-rebuild switch --rollback";
  36       nt = "sudo networkctl status";
  37       pass-gen = "tr -d -C A-Za-z0-9_- </dev/urandom | head -c";
  38       r = "reset";
  39       rot13 = "tr A-Za-z N-ZA-Mn-za-m";
  40       rot135 = "tr A-Za-z0-9 N-ZA-Mn-za-m5-90-4";
  41       rsync = "rsync --no-inc-recursive --info=progress2 --inplace --partial";
  42       s = "sudo systemctl";
  43       sr = "sudo systemctl restart";
  44       ssh-unknown = "ssh -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null";
  45       st = "sudo systemctl status";
  46       smt-on = "echo on | sudo tee /sys/devices/system/cpu/smt/control";
  47       smt-off = "echo off | sudo tee /sys/devices/system/cpu/smt/control";
  48       t = "tmux";
  49       t0 = "tmux new -t 0";
  50       t1 = "tmux new -t 1";
  51       t2 = "tmux new -t 2";
  52       theme-black-on-white = "echo -e '\\033]10;black\\007\\033]11;white\\007'";
  53       theme-white-on-black = "echo -e '\\033]10;white\\007\\033]11;black\\007'";
  54       u = "systemctl --user";
  55       ud = "resolvectl";
  56       ur = "systemctl --user restart";
  57       ut = "systemctl --user status";
  58       w = "watch --color --differences";
  59       w1 = "watch --color --differences --interval 1";
  60       w10 = "watch --color --differences --interval 10";
  61       w5 = "watch --color --differences --interval 5";
  62       watch = "watch --color --differences";
  63       z = "zfs";
  64       ze = "sudo zpool export";
  65       zfs-umount = "zfs-unmount";
  66       zi = "sudo zpool import";
  67       zl = "zfs list";
  68       zlb = "zfs list -t bookmarks";
  69       zls = "zfs list -t snap";
  70       zm = "zfs-mount";
  71       zp = "sudo zpool";
  72       zs = "zpool status";
  73       zs5 = "w5 zpool status";
  74       zu = "zfs-unmount";
  75     };
  76     historyControl = [
  77       "erasedups"
  78       "ignorespace"
  79     ];
  80     historyIgnore = [
  81       "torify"
  82       "mpv"
  83     ];
  84     historySize = 42000;
  85     sessionVariables = {
  86       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)\$ '';
  87       # More throughput than chacha20-poly1305@openssh.com
  88       # on hardware with AES acceleration.
  89       RSYNC_RSH = "ssh -c aes128-gcm@openssh.com,chacha20-poly1305@openssh.com";
  90     };
  91     initExtra = ''
  92       # Alias completion
  93       . ${pkgs.complete-alias}/bin/complete_alias
  94       complete -F _complete_alias "''${!BASH_ALIASES[@]}"
  95
  96       shopt -s globstar
  97       shopt -s histappend
  98       shopt -s histreedit
  99       shopt -s histverify
 100       # Disable ctrl-s/ctrl-q flow control
 101       stty -ixon
 102
 103       ffmpeg-audio () {
 104         for i in "$@"; do
 105           ffmpeg -i "$i" -vn -map 0:a -acodec copy "''${i%.*}".audio-only.mkv
 106         done
 107       }
 108       ffmpeg-opus () {
 109         for i in "$@"; do
 110           ffmpeg -i "$i" -vn -map 0:a -c:a libopus -b:a 64k -application voip "''${i%.*}".opus
 111         done
 112       }
 113       opusenc-voice () {
 114         find "$@" -depth -type f -print0 | sort -n -z |
 115         xargs -0 -P "$(lscpu --online -p | grep -v "#" | wc -l)" -I {} bash -c '
 116             test -e "''${0%.*}".opus ||
 117             nice -n 19 ffmpeg -y -i "$0" -map 0:a -b:a 32k -application voip "''${0%.*}".opus
 118           ' {} \;
 119       }
 120       ibm-fan () {
 121         if [ $# -gt 0 ]
 122         then sudo tee /proc/acpi/ibm/fan <<<"level $1"
 123         else grep '^\(level\|speed\):' /proc/acpi/ibm/fan
 124         fi
 125         acpi -t
 126       }
 127       mkcd () {
 128         mkdir -p "$1" &&
 129         cd "$1"
 130       }
 131       mkpass () {
 132         tr -d -C 'A-Za-z0-9' </dev/urandom | head -c 25 | xclip
 133       }
 134       smartctl-tbw () {
 135         device=''${1:-/dev/sda}
 136         sudo smartctl -A $device |
 137         { awk '
 138           $0 ~ /Power_On_Hours/ {
 139             poh=$10;
 140             printf "%s / %d hours / %d days / %.2f years\n",  $2, $10, $10 / 24, $10 / 24 / 365.25
 141           }
 142           $0 ~ /Total_LBAs_Written/ {
 143             lbas = $10;
 144             bytes = $10 * 512;
 145             mb = bytes / 1024^2;
 146             gb = bytes / 1024^3;
 147             tb = bytes / 1024^4;
 148             printf "%s / %s  / %d mb / %.1f gb / %.3f tb\n", $2, $10, mb, gb, tb
 149             printf "mean writes per hour / %.2f",  mb/poh
 150           }
 151           $0 ~ /Airflow_Temperature_Cel/ { print $2 " / " $10}
 152           $0 ~ /Wear_Leveling_Count/ { printf "%s / %d (%% health)\n", $2, int($4) }
 153           $0 ~ /Percentage Used:/ { printf "Percentage_Used / %d\n", int($3) }
 154         '; echo; } |
 155         sed -e 's:/:@:' |
 156         sed -e "s\$^\$$device @ \$" |
 157         column -ts@
 158       }
 159       stress-mem() { fac="$1"; stress-ng --vm 1 --vm-keep --vm-bytes $(awk "/MemAvailable/{ printf \"%d\n\", \$2 * $fac; }" </proc/meminfo)k; }
 160       sysenter() { srv="$1"; shift; nsenter -a -t "$(systemctl show --property MainPID --value "$srv")" "$@"; }
 161       systrace() { srv="$1"; shift; strace -f -p "$(systemctl show --property MainPID --value "$srv")" "$@"; }
 162       swaplist () {
 163         lastpid=
 164         swap=0
 165         sudo grep -H '^Swap:' /proc/*/smaps 2>/dev/null |
 166         while IFS=: read -r file x size x
 167         do
 168           pid=''${file#/proc/}
 169           pid=''${pid%/smaps}
 170           size=''${size% kB}
 171           size=''${size##* }
 172           if test "$pid" = "$lastpid"
 173           then swap=$(( swap + size ))
 174           else
 175             if test "$swap" -gt 0
 176             then printf "%u pid=%u cmd=%s\n" "$swap" "$lastpid" "$(tr '\000' ' ' </proc/"$lastpid"/cmdline)"
 177             fi
 178             if test "$pid" = self
 179             then break
 180             else
 181               lastpid=$pid
 182               swap=$size
 183             fi
 184           fi
 185         done |
 186         sort -nk1,1
 187       }
 188
 189       # Recursively mount not-mounted dataset,
 190       # loading their keys if needed.
 191       zfs-mount () {
 192         (
 193         set -e
 194         for d in $(zfs list -rH -o name "$@"); do
 195           mountpoint /mnt/"$d" 2>/dev/null ||
 196           sudo zfs mount -l "$d"
 197         done
 198         )
 199       }
 200       # Recursively unmount dataset,
 201       # unloading their keys.
 202       zfs-unmount () { sudo zfs unmount -u "$@"; }
 203
 204       # Create bookmarks for all the snapshots of the given datasets.
 205       # Bookmarks are only useful on source datasets
 206       # But syncoid --create-bookmark only creates
 207       # a bookmark for the latest snapshot,
 208       # possibly leaving the *_daily or *_monthly snapshots without a bookmark.
 209       zfs-fix-bookmarks () {
 210         local d
 211         local -
 212         set -x
 213         for d in "$@"; do
 214           for s in $(zfs list -Hrpt snapshot -o name "$d"); do
 215             sudo zfs bookmark "$s" "''${s//@/#}"
 216           done
 217         done
 218       }
 219
 220       # Restore the inheritance of encryptionroot,
 221       # usually broken by zfs send --raw.
 222       # Note that it needs to decrypt the datasets.
 223       zfs-fix-encryptionroot () {
 224         local d
 225         zfs load-key "$1"
 226         for d in $(zfs list -rHo name "$1" | tail -n +2); do
 227           echo >&2 "$d"
 228           test "$(zfs get -Ho value encryptionroot $d)" = "$1" ||
 229           sudo zfs change-key -li "$d"
 230       done
 231       }
 232
 233       # Recursively remove all the snapshots of given datasets
 234       zfs-destroy-snapshots () {
 235         local d
 236         for d in "$@"; do
 237           zfs list -t snapshot -rHo name "$d" |
 238           sudo xargs --no-run-if-empty -L1 zfs destroy
 239         done
 240       }
 241     '';
 242     profileExtra = '''';
 243   };
 244   #programs.broot.enableBashIntegration = true;
 245   programs.readline = {
 246     enable = mkDefault true;
 247     includeSystemConfig = true;
 248     bindings = {
 249       # Up/Down
 250       "\\e[A" = "history-search-backward";
 251       "\\e[B" = "history-search-forward";
 252       "\\eOA" = "history-search-backward";
 253       "\\eOB" = "history-search-forward";
 254
 255       # Ctrl-Left/Ctrl-Right
 256       "\\e[1;5C" = "forward-word";
 257       "\\e[1;5D" = "backward-word";
 258       "\\e[5C" = "forward-word";
 259       "\\e[5D" = "backward-word";
 260       "\\e\\e[C" = "forward-word";
 261       "\\e\\e[D" = "backward-word";
 262
 263       # Home/End
 264       "\\e[1~" = "beginning-of-line";
 265       "\\e[4~" = "end-of-line";
 266
 267       # Delete/Insert
 268       "\\e[3~" = "delete-char";
 269       "\\e[2~" = "quoted-insert";
 270
 271       # For non RH/Debian xterm, can't hurt for RH/Debian xterm
 272       "\\eOF" = "end-of-line";
 273       "\\eOH" = "beginning-of-line";
 274
 275       # For freebsd console
 276       "\\e[F" = "end-of-line";
 277       "\\e[H" = "beginning-of-line";
 278
 279       # $if term=rxvt
 280       "\\e[7~" = "beginning-of-line";
 281       "\\e[8~" = "end-of-line";
 282       "\\eOc" = "forward-word";
 283       "\\eOd" = "backward-word";
 284       # $endif
 285     };
 286     variables = {
 287       # Be 8 bit clean.
 288       input-meta = mkDefault true;
 289       output-meta = mkDefault true;
 290       colored-completion-prefix = mkDefault true;
 291       colored-stats = mkDefault true; # Note that this may cause completion text blink in some terminals (e.g. xterm).
 292       echo-control-characters = mkDefault true;
 293       mark-symlinked-directories = mkDefault true;
 294       menu-complete-display-prefix = mkDefault true;
 295       show-all-if-ambiguous = mkDefault true;
 296       show-all-if-unmodified = mkDefault true;
 297       visible-stats = mkDefault false; # Append char to indicate type
 298       enable-bracketed-paste = mkDefault true;
 299     };
 300   };
 301 }