home-manager/profiles/bash.nix

   1 { pkgs, lib, ... }:
   2 with lib;
   3 {
   4   programs.bash = {
   5     enable = mkDefault true;
   6     shellAliases = {
   7       afk = "xset s activate dpms force off";
   8       black-on-white = "echo -e '\\033]11;black\\007\\033]10;white\\007'";
   9       c = "bat";
  10       cl = "clear";
  11       eic = "edit-in-commit";
  12       eigg = "edit-in-git-grep";
  13       emacs = "emacsclient --create-frame";
  14       g = "git";
  15       gg = "git grep";
  16       grep = "grep --color";
  17       j = "sudo journalctl -u";
  18       jb = "sudo journalctl -b";
  19       ju = "sudo journalctl --user -u";
  20       l = "ls -alh";
  21       ll = "ls -al";
  22       ls = "ls --color=tty";
  23       md-toc = "grep '^#\\+' --color";
  24       mem = "ps -e -orss=,user=,args= | sort -b -k1,1n";
  25       mem-top = "smem --sort rss --autosize";
  26       mpl = "mplayer";
  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       pass-gen = "tr -d -C A-Za-z0-9_- </dev/urandom | head -c";
  33       r = "reset";
  34       rot13 = "tr A-Za-z N-ZA-Mn-za-m";
  35       rot135 = "tr A-Za-z0-9 N-ZA-Mn-za-m5-90-4";
  36       rsync = "rsync --no-inc-recursive --info=progress2 --inplace --partial";
  37       s = "sudo systemctl";
  38       st = "sudo systemctl status";
  39       t = "tmux";
  40       t0 = "tmux new -t 0";
  41       t1 = "tmux new -t 1";
  42       t2 = "tmux new -t 2";
  43       theme-black-on-white = "echo -e '\\033]10;black\\007\\033]11;white\\007'";
  44       theme-white-on-black = "echo -e '\\033]10;white\\007\\033]11;black\\007'";
  45       u = "systemctl --user";
  46       ut = "systemctl --user status";
  47       w1 = "watch --color --differences --interval 1";
  48       w5 = "watch --color --differences --interval 5";
  49       w10 = "watch --color --differences --interval 10";
  50       w = "watch --color --differences";
  51       watch = "watch --color --differences";
  52       zfs-umount = "zfs-unmount";
  53     };
  54     sessionVariables = {
  55       HISTCONTROL = "erasedups:ignorespace";
  56       HISTSIZE = "42000";
  57       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)\$ '';
  58     };
  59     initExtra = ''
  60       # Alias completion
  61       . ${pkgs.complete-alias}/bin/complete_alias
  62       complete -F _complete_alias "''${!BASH_ALIASES[@]}"
  63
  64       shopt -s globstar
  65       shopt -s histappend
  66       shopt -s histreedit
  67       shopt -s histverify
  68       # Disable ctrl-s/ctrl-q flow control
  69       stty -ixon
  70
  71       ffmpeg-audio () {
  72         for i in "$@"; do
  73           ffmpeg -i "$i" -vn -map 0:a -acodec copy "''${i%.*}".audio
  74         done
  75       }
  76       ffmpeg-opus () {
  77         for i in "$@"; do
  78           ffmpeg -i "$i" -vn -map 0:a -c:a libopus -b:a 64k -application voip "''${i%.*}".opus
  79         done
  80       }
  81       ibm-fan () {
  82         if [ $# -gt 0 ]
  83         then sudo tee /proc/acpi/ibm/fan <<<"level $1"
  84         else grep '^\(level\|speed\):' /proc/acpi/ibm/fan
  85         fi
  86         acpi -t
  87       }
  88       mkcd () {
  89         mkdir -p "$1" &&
  90         cd "$1"
  91       }
  92       mkpass () {
  93         tr -d -C 'A-Za-z0-9' </dev/urandom | head -c 25 | xclip
  94       }
  95       opusenc-voice () {
  96         find "$@" -depth -type f -print0 | sort -n -z |
  97         xargs -0 -P "$(lscpu --online -p | grep -v "#" | wc -l)" -I {} bash -c '
  98             test -e "''${0%.*}".opus ||
  99             nice -n 19 ffmpeg -y -i "$0" -map 0:a -b:a 32k -application voip "''${0%.*}".opus
 100           ' {} \;
 101       }
 102       smartctl-tbw () {
 103         device=''${1:-/dev/sda}
 104         sudo smartctl -A $device |
 105         { awk '
 106           $0 ~ /Power_On_Hours/ { poh=$10; printf "%s / %d hours / %d days / %.2f years\n",  $2, $10, $10 / 24, $10 / 24 / 365.25 }
 107           $0 ~ /Total_LBAs_Written/ {
 108               lbas = $10;
 109               bytes = $10 * 512;
 110               mb = bytes / 1024^2;
 111               gb = bytes / 1024^3;
 112               tb = bytes / 1024^4;
 113               printf "%s / %s  / %d mb / %.1f gb / %.3f tb\n", $2, $10, mb, gb, tb
 114               printf "mean writes per hour:  / %.2f",  mb/poh
 115           }
 116           $0 ~ /Airflow_Temperature_Cel/ { print $2 " / " $10}
 117           $0 ~ /Wear_Leveling_Count/ { printf "%s / %d (%% health)\n", $2, int($4) }
 118         '; echo; } |
 119         sed -e 's:/:@:' |
 120         sed -e "s\$^\$$device @ \$" |
 121         column -ts@
 122       }
 123       stress-mem() { fac="$1"; stress-ng --vm 1 --vm-keep --vm-bytes $(awk "/MemAvailable/{ printf \"%d\n\", \$2 * $fac; }" </proc/meminfo)k; }
 124       sysenter() { srv="$1"; shift; nsenter -a -t "$(systemctl show --property MainPID --value "$srv")" "$@"; }
 125       systrace() { srv="$1"; shift; strace -f -p "$(systemctl show --property MainPID --value "$srv")" "$@"; }
 126       swaplist () {
 127         lastpid=
 128         swap=0
 129         sudo grep -H '^Swap:' /proc/*/smaps 2>/dev/null |
 130         while IFS=: read -r file x size x
 131         do
 132           pid=''${file#/proc/}
 133           pid=''${pid%/smaps}
 134           size=''${size% kB}
 135           size=''${size##* }
 136           if test "$pid" = "$lastpid"
 137           then swap=$(( swap + size ))
 138           else
 139             if test "$swap" -gt 0
 140             then printf "%u pid=%u cmd=%s\n" "$swap" "$lastpid" "$(tr '\000' ' ' </proc/"$lastpid"/cmdline)"
 141             fi
 142             if test "$pid" = self
 143             then break
 144             else
 145               lastpid=$pid
 146               swap=$size
 147             fi
 148           fi
 149         done |
 150         sort -nk1,1
 151       }
 152       edit-in-commit () { $EDITOR $(git diff-tree --no-commit-id --name-only -r "$@"); }
 153       edit-in-git-grep () { $EDITOR $(git grep --name-only --recursive "$@"); }
 154
 155       # Recursively mount not-mounted dataset,
 156       # loading their keys if needed.
 157       zfs-mount () {
 158         local d
 159         local -
 160         set -e
 161         for d in $(zfs list -rH -o name "$@"); do
 162           mountpoint /mnt/"$d" 2>/dev/null ||
 163           sudo zfs mount -l "$d"
 164         done
 165       }
 166       # Recursively unmount dataset,
 167       # unloading their keys.
 168       zfs-unmount () { sudo zfs unmount -u "$@"; }
 169
 170       # Restore the inheritance of encryptionroot,
 171       # usually broken by zfs send --raw.
 172       # Note that it needs to decrypt the datasets.
 173       zfs-fix-encryptionroot () {
 174         local d
 175         zfs load-key "$1"
 176         for d in $(zfs list -rHo name "$1" | tail -n +2); do
 177           echo >&2 "$d"
 178           test "$(zfs get -Ho value encryptionroot $d)" = "$1" ||
 179           zfs change-key -li "$d"
 180       done
 181       }
 182
 183       # Recursively remove all the snapshots of given datasets
 184       zfs-destroy-snapshots () {
 185         local d
 186         for d in "$@"; do
 187           zfs list -t snapshot -rHo name "$d" |
 188           xargs --no-run-if-empty -L1 zfs destroy
 189         done
 190       }
 191     '';
 192     profileExtra = ''
 193     '';
 194   };
 195   programs.direnv.enableBashIntegration = true;
 196   #programs.broot.enableBashIntegration = true;
 197   programs.readline = {
 198     enable = mkDefault true;
 199     includeSystemConfig = true;
 200     bindings = {
 201       # Up/Down
 202       "\\e[A" = "history-search-backward";
 203       "\\e[B" = "history-search-forward";
 204       "\\eOA" = "history-search-backward";
 205       "\\eOB" = "history-search-forward";
 206
 207       # Ctrl-Left/Ctrl-Right
 208       "\\e[1;5C" = "forward-word";
 209       "\\e[1;5D" = "backward-word";
 210       "\\e[5C" = "forward-word";
 211       "\\e[5D" = "backward-word";
 212       "\\e\\e[C" = "forward-word";
 213       "\\e\\e[D" = "backward-word";
 214
 215       # Home/End
 216       "\\e[1~" = "beginning-of-line";
 217       "\\e[4~" = "end-of-line";
 218
 219       # Delete/Insert
 220       "\\e[3~" = "delete-char";
 221       "\\e[2~" = "quoted-insert";
 222
 223       # For non RH/Debian xterm, can't hurt for RH/Debian xterm
 224       "\\eOF" = "end-of-line";
 225       "\\eOH" = "beginning-of-line";
 226
 227       # For freebsd console
 228       "\\e[F" = "end-of-line";
 229       "\\e[H" = "beginning-of-line";
 230
 231       # $if term=rxvt
 232       "\\e[7~" = "beginning-of-line";
 233       "\\e[8~" = "end-of-line";
 234       "\\eOc" = "forward-word";
 235       "\\eOd" = "backward-word";
 236       # $endif
 237     };
 238     variables = {
 239       # Be 8 bit clean.
 240       input-meta = mkDefault true;
 241       output-meta = mkDefault true;
 242       colored-completion-prefix = mkDefault true;
 243       colored-stats = mkDefault true; # Note that this may cause completion text blink in some terminals (e.g. xterm).
 244       echo-control-characters = mkDefault true;
 245       mark-symlinked-directories = mkDefault true;
 246       menu-complete-display-prefix = mkDefault true;
 247       show-all-if-ambiguous = mkDefault true;
 248       show-all-if-unmodified = mkDefault true;
 249       visible-stats = mkDefault false; # Append char to indicate type
 250       enable-bracketed-paste = mkDefault true;
 251     };
 252   };
 253 }