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       ze = "sudo zpool export";
  53       zfs-umount = "zfs-unmount";
  54       zi = "sudo zpool import";
  55       zm = "zfs-mount";
  56       zu = "zfs-unmount";
  57     };
  58     sessionVariables = {
  59       HISTCONTROL = "erasedups:ignorespace";
  60       HISTSIZE = "42000";
  61       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)\$ '';
  62     };
  63     initExtra = ''
  64       # Alias completion
  65       . ${pkgs.complete-alias}/bin/complete_alias
  66       complete -F _complete_alias "''${!BASH_ALIASES[@]}"
  67
  68       shopt -s globstar
  69       shopt -s histappend
  70       shopt -s histreedit
  71       shopt -s histverify
  72       # Disable ctrl-s/ctrl-q flow control
  73       stty -ixon
  74
  75       ffmpeg-audio () {
  76         for i in "$@"; do
  77           ffmpeg -i "$i" -vn -map 0:a -acodec copy "''${i%.*}".audio
  78         done
  79       }
  80       ffmpeg-opus () {
  81         for i in "$@"; do
  82           ffmpeg -i "$i" -vn -map 0:a -c:a libopus -b:a 64k -application voip "''${i%.*}".opus
  83         done
  84       }
  85       ibm-fan () {
  86         if [ $# -gt 0 ]
  87         then sudo tee /proc/acpi/ibm/fan <<<"level $1"
  88         else grep '^\(level\|speed\):' /proc/acpi/ibm/fan
  89         fi
  90         acpi -t
  91       }
  92       mkcd () {
  93         mkdir -p "$1" &&
  94         cd "$1"
  95       }
  96       mkpass () {
  97         tr -d -C 'A-Za-z0-9' </dev/urandom | head -c 25 | xclip
  98       }
  99       opusenc-voice () {
 100         find "$@" -depth -type f -print0 | sort -n -z |
 101         xargs -0 -P "$(lscpu --online -p | grep -v "#" | wc -l)" -I {} bash -c '
 102             test -e "''${0%.*}".opus ||
 103             nice -n 19 ffmpeg -y -i "$0" -map 0:a -b:a 32k -application voip "''${0%.*}".opus
 104           ' {} \;
 105       }
 106       smartctl-tbw () {
 107         device=''${1:-/dev/sda}
 108         sudo smartctl -A $device |
 109         { awk '
 110           $0 ~ /Power_On_Hours/ { poh=$10; printf "%s / %d hours / %d days / %.2f years\n",  $2, $10, $10 / 24, $10 / 24 / 365.25 }
 111           $0 ~ /Total_LBAs_Written/ {
 112               lbas = $10;
 113               bytes = $10 * 512;
 114               mb = bytes / 1024^2;
 115               gb = bytes / 1024^3;
 116               tb = bytes / 1024^4;
 117               printf "%s / %s  / %d mb / %.1f gb / %.3f tb\n", $2, $10, mb, gb, tb
 118               printf "mean writes per hour:  / %.2f",  mb/poh
 119           }
 120           $0 ~ /Airflow_Temperature_Cel/ { print $2 " / " $10}
 121           $0 ~ /Wear_Leveling_Count/ { printf "%s / %d (%% health)\n", $2, int($4) }
 122         '; echo; } |
 123         sed -e 's:/:@:' |
 124         sed -e "s\$^\$$device @ \$" |
 125         column -ts@
 126       }
 127       stress-mem() { fac="$1"; stress-ng --vm 1 --vm-keep --vm-bytes $(awk "/MemAvailable/{ printf \"%d\n\", \$2 * $fac; }" </proc/meminfo)k; }
 128       sysenter() { srv="$1"; shift; nsenter -a -t "$(systemctl show --property MainPID --value "$srv")" "$@"; }
 129       systrace() { srv="$1"; shift; strace -f -p "$(systemctl show --property MainPID --value "$srv")" "$@"; }
 130       swaplist () {
 131         lastpid=
 132         swap=0
 133         sudo grep -H '^Swap:' /proc/*/smaps 2>/dev/null |
 134         while IFS=: read -r file x size x
 135         do
 136           pid=''${file#/proc/}
 137           pid=''${pid%/smaps}
 138           size=''${size% kB}
 139           size=''${size##* }
 140           if test "$pid" = "$lastpid"
 141           then swap=$(( swap + size ))
 142           else
 143             if test "$swap" -gt 0
 144             then printf "%u pid=%u cmd=%s\n" "$swap" "$lastpid" "$(tr '\000' ' ' </proc/"$lastpid"/cmdline)"
 145             fi
 146             if test "$pid" = self
 147             then break
 148             else
 149               lastpid=$pid
 150               swap=$size
 151             fi
 152           fi
 153         done |
 154         sort -nk1,1
 155       }
 156       edit-in-commit () { $EDITOR $(git diff-tree --no-commit-id --name-only -r "$@"); }
 157       edit-in-git-grep () { $EDITOR $(git grep --name-only --recursive "$@"); }
 158
 159       # Recursively mount not-mounted dataset,
 160       # loading their keys if needed.
 161       zfs-mount () {
 162         local d
 163         local -
 164         set -e
 165         for d in $(zfs list -rH -o name "$@"); do
 166           mountpoint /mnt/"$d" 2>/dev/null ||
 167           sudo zfs mount -l "$d"
 168         done
 169       }
 170       # Recursively unmount dataset,
 171       # unloading their keys.
 172       zfs-unmount () { sudo zfs unmount -u "$@"; }
 173
 174       # Restore the inheritance of encryptionroot,
 175       # usually broken by zfs send --raw.
 176       # Note that it needs to decrypt the datasets.
 177       zfs-fix-encryptionroot () {
 178         local d
 179         zfs load-key "$1"
 180         for d in $(zfs list -rHo name "$1" | tail -n +2); do
 181           echo >&2 "$d"
 182           test "$(zfs get -Ho value encryptionroot $d)" = "$1" ||
 183           zfs change-key -li "$d"
 184       done
 185       }
 186
 187       # Recursively remove all the snapshots of given datasets
 188       zfs-destroy-snapshots () {
 189         local d
 190         for d in "$@"; do
 191           zfs list -t snapshot -rHo name "$d" |
 192           xargs --no-run-if-empty -L1 zfs destroy
 193         done
 194       }
 195     '';
 196     profileExtra = ''
 197     '';
 198   };
 199   programs.direnv.enableBashIntegration = true;
 200   #programs.broot.enableBashIntegration = true;
 201   programs.readline = {
 202     enable = mkDefault true;
 203     includeSystemConfig = true;
 204     bindings = {
 205       # Up/Down
 206       "\\e[A" = "history-search-backward";
 207       "\\e[B" = "history-search-forward";
 208       "\\eOA" = "history-search-backward";
 209       "\\eOB" = "history-search-forward";
 210
 211       # Ctrl-Left/Ctrl-Right
 212       "\\e[1;5C" = "forward-word";
 213       "\\e[1;5D" = "backward-word";
 214       "\\e[5C" = "forward-word";
 215       "\\e[5D" = "backward-word";
 216       "\\e\\e[C" = "forward-word";
 217       "\\e\\e[D" = "backward-word";
 218
 219       # Home/End
 220       "\\e[1~" = "beginning-of-line";
 221       "\\e[4~" = "end-of-line";
 222
 223       # Delete/Insert
 224       "\\e[3~" = "delete-char";
 225       "\\e[2~" = "quoted-insert";
 226
 227       # For non RH/Debian xterm, can't hurt for RH/Debian xterm
 228       "\\eOF" = "end-of-line";
 229       "\\eOH" = "beginning-of-line";
 230
 231       # For freebsd console
 232       "\\e[F" = "end-of-line";
 233       "\\e[H" = "beginning-of-line";
 234
 235       # $if term=rxvt
 236       "\\e[7~" = "beginning-of-line";
 237       "\\e[8~" = "end-of-line";
 238       "\\eOc" = "forward-word";
 239       "\\eOd" = "backward-word";
 240       # $endif
 241     };
 242     variables = {
 243       # Be 8 bit clean.
 244       input-meta = mkDefault true;
 245       output-meta = mkDefault true;
 246       colored-completion-prefix = mkDefault true;
 247       colored-stats = mkDefault true; # Note that this may cause completion text blink in some terminals (e.g. xterm).
 248       echo-control-characters = mkDefault true;
 249       mark-symlinked-directories = mkDefault true;
 250       menu-complete-display-prefix = mkDefault true;
 251       show-all-if-ambiguous = mkDefault true;
 252       show-all-if-unmodified = mkDefault true;
 253       visible-stats = mkDefault false; # Append char to indicate type
 254       enable-bracketed-paste = mkDefault true;
 255     };
 256   };
 257 }