From: martin f. krafft <madduck@madduck.net>
Date: Fri, 8 Dec 2023 13:06:38 +0000 (+0100)
Subject: much improved password generator
X-Git-Url: https://git.madduck.net/etc/pass.git/commitdiff_plain/HEAD?hp=2aced065a0982b92423fbc9ff292f441ed3ba692

much improved password generator
---

diff --git a/.bin/genpw-editor b/.bin/genpw-editor
index adf8b66..94fd07d 100755
--- a/.bin/genpw-editor
+++ b/.bin/genpw-editor
@@ -1,15 +1,32 @@
 #!/bin/sh
 set -eu
 
-if command -v diceware >/dev/null; then
-  PW_GENERATOR='diceware -s2'
+generate_pw()
+{
+  local pw
+  if command -v diceware >/dev/null; then
+    words=4
+    DICEWARE="$(diceware -n$words -d" " -s2 | sed -re "s,['\"],\\\\&,g")" \
+    python3 - <<-_eof
+	import os, random, string, shlex
+	words = shlex.split(os.getenv('DICEWARE'))
+	delims = random.choices(string.digits, k=${words}-1)
+	for w, d in zip(words[:-1], delims[:len(words)-1]):
+	  print(w, end=d)
+	print(words[-1])
+	_eof
 
-elif command -v pwgen >/dev/null; then
-  PW_GENERATOR='pwgen -y 20 1'
+  elif command -v pwgen >/dev/null; then
+    pwgen -sy 32 1
 
-else
-  PW_GENERATOR='dd if=/dev/random bs=256 count=1 | base64'
+  else
+    dd if=/dev/random bs=32 count=1 | base64
 
-fi
+  fi
+}
 
-exec vim -c 'set noshelltemp' -c "0read! $PW_GENERATOR" -c 2d -n "$@"
+PASSPW="$(generate_pw)"
+X_SELECTION="${PASSWORD_STORE_X_SELECTION:-clipboard}"
+echo -n "$PASSPW" | xclip -selection $X_SELECTION
+export PASSWD_ESCAPED="$(echo $PASSPW | sed -e 's,",\\",g')"
+exec vim -c 'set noshelltemp' -c '0read! echo -n "$PASSWD_ESCAPED"' -c 2d -n "$@"
diff --git a/.bin/pass b/.bin/pass
new file mode 100755
index 0000000..c15a218
--- /dev/null
+++ b/.bin/pass
@@ -0,0 +1,31 @@
+#!/bin/sh
+set -eu
+
+real_pass() {
+  local OLDIFS; OLDIFS="$IFS"
+  IFS=:
+  local SELF; SELF="$(realpath $0)"
+  local CMD; CMD="$(basename "$SELF")"
+  local ret; ret=127
+  for p in $PATH; do
+    case "$SELF" in ($p/*) continue;; esac
+    if [ -x "$p/$CMD" ]; then
+      ${exec:-} "$p/$CMD" "$@"
+      ret=$?
+      break
+    fi
+  done
+  IFS="$OLDIFS"
+  return $ret
+}
+
+KEYGRIP=083F1106EEDD459ED7761C825FDB3E60FA7D8F3F
+
+gpg-connect-agent "keyinfo $KEYGRIP" /bye | while read a b c d e f g h; do
+  if [ "$g" != 1 ]; then
+    real_pass .meta/pass-key | /usr/lib/gnupg/gpg-preset-passphrase -c $KEYGRIP
+  fi
+  break
+done
+
+exec=exec real_pass "$@"
diff --git a/.gitignore.d/pass b/.gitignore.d/pass
index 61a21a1..6d0a468 100644
--- a/.gitignore.d/pass
+++ b/.gitignore.d/pass
@@ -1,5 +1,6 @@
 *
 !/.bin/genpw-editor
+!/.bin/pass
 !/.gitignore.d/pass
 !/.zsh/aliases/genpw
 !/.zsh/aliases/getpw
diff --git a/.zsh/aliases/genpw b/.zsh/aliases/genpw
index c497602..8e11b07 100644
--- a/.zsh/aliases/genpw
+++ b/.zsh/aliases/genpw
@@ -1 +1,2 @@
-() { EDITOR="genpw-editor $2" pass edit "$1"; }
+() { EDITOR="genpw-editor" pass edit "$1"; }
+compdef $0=pass
diff --git a/.zsh/aliases/pmnpw b/.zsh/aliases/pmnpw
index 2ff7e1a..a6d22c4 100644
--- a/.zsh/aliases/pmnpw
+++ b/.zsh/aliases/pmnpw
@@ -1 +1 @@
-() { case "$1" in (*@*) genpw ${1%%@*}/$1;; (*) genpw $1/${1}@pobox.madduck.net ${@:2};; esac }
+() { case "$1" in (*@*) genpw ${1%%@*}/$1;; (*) genpw $1/${1}@pobox.madduck.net;; esac }