home-manager/profiles/bash.nix

   1 { pkgs, lib, ... }:
   2 with lib;
   3 {
   4   programs.bash = {
   5     enable = mkDefault true;
   6     shellAliases = {
   7       black-on-white = "echo -e '\\033]11;black\\007\\033]10;white\\007'";
   8       c = "bat";
   9       cl = "clear";
  10       eic = "edit-in-commit";
  11       eigg = "edit-in-git-grep";
  12       emacs = "emacsclient --create-frame";
  13       g = "git";
  14       gg = "git grep";
  15       grep = "grep --color";
  16       j = "sudo journalctl -u";
  17       jb = "sudo journalctl -b";
  18       l = "ls -alh";
  19       ll = "ls -al";
  20       ls = "ls --color=tty";
  21       md-toc = "grep '^#\\+' --color";
  22       mem = "ps -e -orss=,user=,args= | sort -b -k1,1n";
  23       mem-top = "smem --sort rss --autosize";
  24       mpl = "mplayer";
  25       nf = "sudo nft list ruleset | less";
  26       nixos-clean = "sudo nix-collect-garbage -d";
  27       nixos-history = "sudo nix-env --list-generations --profile /nix/var/nix/profiles/system";
  28       nixos-rollback = "sudo nixos-rebuild switch --rollback";
  29       pass-gen = "tr -d -C A-Za-z0-9_- </dev/urandom | head -c";
  30       r = "reset";
  31       rsync = "rsync --no-inc-recursive --info=progress2 --inplace --partial";
  32       s = "sudo systemctl";
  33       st = "sudo systemctl status";
  34       theme-black-on-white = "echo -e '\\033]10;black\\007\\033]11;white\\007'";
  35       theme-white-on-black = "echo -e '\\033]10;white\\007\\033]11;black\\007'";
  36       u = "systemctl --user";
  37       ut = "systemctl --user status";
  38       w1 = "watch --color --differences --interval 1";
  39       w5 = "watch --color --differences --interval 5";
  40       w10 = "watch --color --differences --interval 10";
  41       w = "watch --color --differences";
  42       watch = "watch --color --differences";
  43       yt = "yt-dlp";
  44       zfs-umount = "zfs-unmount";
  45     };
  46     sessionVariables = {
  47       HISTCONTROL = "erasedups:ignorespace";
  48       HISTSIZE = "42000";
  49       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)\$ '';
  50     };
  51     initExtra = ''
  52       # Alias completion
  53       . ${pkgs.complete-alias}/bin/complete_alias
  54       complete -F _complete_alias "''${!BASH_ALIASES[@]}"
  55
  56       shopt -s globstar
  57       shopt -s histappend
  58       shopt -s histreedit
  59       shopt -s histverify
  60       # Disable ctrl-s/ctrl-q flow control
  61       stty -ixon
  62
  63       ibm-fan () {
  64         if [ $# -gt 0 ]
  65         then sudo tee /proc/acpi/ibm/fan <<<"level $1"
  66         else grep '^\(level\|speed\):' /proc/acpi/ibm/fan
  67         fi
  68         acpi -t
  69       }
  70       mkcd () {
  71         mkdir -p "$1" &&
  72         cd "$1"
  73       }
  74       smartctl-tbw () {
  75         device=''${1:-/dev/sda}
  76         sudo smartctl -A $device |
  77         { awk '
  78           $0 ~ /Power_On_Hours/ { poh=$10; printf "%s / %d hours / %d days / %.2f years\n",  $2, $10, $10 / 24, $10 / 24 / 365.25 }
  79           $0 ~ /Total_LBAs_Written/ {
  80               lbas = $10;
  81               bytes = $10 * 512;
  82               mb = bytes / 1024^2;
  83               gb = bytes / 1024^3;
  84               tb = bytes / 1024^4;
  85               printf "%s / %s  / %d mb / %.1f gb / %.3f tb\n", $2, $10, mb, gb, tb
  86               printf "mean writes per hour:  / %.2f",  mb/poh
  87           }
  88           $0 ~ /Airflow_Temperature_Cel/ { print $2 " / " $10}
  89           $0 ~ /Wear_Leveling_Count/ { printf "%s / %d (%% health)\n", $2, int($4) }
  90         '; echo; } |
  91         sed -e 's:/:@:' |
  92         sed -e "s\$^\$$device @ \$" |
  93         column -ts@
  94       }
  95       stress-mem() { fac="$1"; stress-ng --vm 1 --vm-keep --vm-bytes $(awk "/MemAvailable/{ printf \"%d\n\", \$2 * $fac; }" </proc/meminfo)k; }
  96       sysenter() { srv="$1"; shift; nsenter -a -t "$(systemctl show --property MainPID --value "$srv")" "$@"; }
  97       systrace() { srv="$1"; shift; strace -f -p "$(systemctl show --property MainPID --value "$srv")" "$@"; }
  98       swaplist () {
  99         lastpid=
 100         swap=0
 101         sudo grep -H '^Swap:' /proc/*/smaps 2>/dev/null |
 102         while IFS=: read -r file x size x
 103         do
 104           pid=''${file#/proc/}
 105           pid=''${pid%/smaps}
 106           size=''${size% kB}
 107           size=''${size##* }
 108           if test "$pid" = "$lastpid"
 109           then swap=$(( swap + size ))
 110           else
 111             if test "$swap" -gt 0
 112             then printf "%u pid=%u cmd=%s\n" "$swap" "$lastpid" "$(tr '\000' ' ' </proc/"$lastpid"/cmdline)"
 113             fi
 114             if test "$pid" = self
 115             then break
 116             else
 117               lastpid=$pid
 118               swap=$size
 119             fi
 120           fi
 121         done |
 122         sort -nk1,1
 123       }
 124       edit-in-commit () { $EDITOR $(git diff-tree --no-commit-id --name-only -r "$@"); }
 125       edit-in-git-grep () { $EDITOR $(git grep --name-only --recursive "$@"); }
 126       zfs-mount () { for d in $(zfs list -rH -o name "$@"); do sudo zfs mount -l "$d"; done; }
 127       zfs-unmount () { sudo zfs unmount -u "$@"; }
 128     '';
 129     profileExtra = ''
 130     '';
 131   };
 132   programs.direnv.enableBashIntegration = true;
 133   #programs.broot.enableBashIntegration = true;
 134   programs.readline = {
 135     enable = mkDefault true;
 136     includeSystemConfig = true;
 137     bindings = {
 138       # Up/Down
 139       "\\e[A" = "history-search-backward";
 140       "\\e[B" = "history-search-forward";
 141
 142       # Ctrl-Left/Ctrl-Right
 143       "\\e[1;5C" = "forward-word";
 144       "\\e[1;5D" = "backward-word";
 145       "\\e[5C" = "forward-word";
 146       "\\e[5D" = "backward-word";
 147       "\\e\\e[C" = "forward-word";
 148       "\\e\\e[D" = "backward-word";
 149
 150       # Home/End
 151       "\\e[1~" = "beginning-of-line";
 152       "\\e[4~" = "end-of-line";
 153
 154       # Delete/Insert
 155       "\\e[3~" = "delete-char";
 156       "\\e[2~" = "quoted-insert";
 157
 158       # For non RH/Debian xterm, can't hurt for RH/Debian xterm
 159       "\\eOF" = "end-of-line";
 160       "\\eOH" = "beginning-of-line";
 161
 162       # For freebsd console
 163       "\\e[F" = "end-of-line";
 164       "\\e[H" = "beginning-of-line";
 165
 166       # $if term=rxvt
 167       "\\e[7~" = "beginning-of-line";
 168       "\\e[8~" = "end-of-line";
 169       "\\eOc" = "forward-word";
 170       "\\eOd" = "backward-word";
 171       # $endif
 172     };
 173     variables = {
 174       # Be 8 bit clean.
 175       input-meta = mkDefault true;
 176       output-meta = mkDefault true;
 177       colored-completion-prefix = mkDefault true;
 178       colored-stats = mkDefault true; # Note that this may cause completion text blink in some terminals (e.g. xterm).
 179       echo-control-characters = mkDefault true;
 180       mark-symlinked-directories = mkDefault true;
 181       menu-complete-display-prefix = mkDefault true;
 182       show-all-if-ambiguous = mkDefault true;
 183       show-all-if-unmodified = mkDefault true;
 184       visible-stats = mkDefault false; # Append char to indicate type
 185     };
 186   };
 187 }