Remove `--force' from keys.new-keeper; introduce explicit delete command.

[distorted-keys] / keys.delete-keeper

diff --git a/keys.delete-keeper b/keys.delete-keeper
new file mode 100644 (file)
index 0000000..1e3f3ec
--- /dev/null
+++ b/keys.delete-keeper
@@ -0,0 +1,95 @@
+#! /bin/sh
+###
+### Delete a keeper set
+###
+### (c) 2012 Mark Wooding
+###
+
+###----- Licensing notice ---------------------------------------------------
+###
+### This file is part of the distorted.org.uk key management suite.
+###
+### distorted-keys is free software; you can redistribute it and/or modify
+### it under the terms of the GNU General Public License as published by
+### the Free Software Foundation; either version 2 of the License, or
+### (at your option) any later version.
+###
+### distorted-keys is distributed in the hope that it will be useful,
+### but WITHOUT ANY WARRANTY; without even the implied warranty of
+### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+### GNU General Public License for more details.
+###
+### You should have received a copy of the GNU General Public License
+### along with distorted-keys; if not, write to the Free Software Foundation,
+### Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+set -e
+case "${KEYSLIB+t}" in t) ;; *) echo >&2 "$0: KEYSLIB unset"; exit 1 ;; esac
+. "$KEYSLIB"/keyfunc.sh
+
+defhelp <<HELP
+KEEPER
+Delete the keeper set named KEEPER.
+HELP
+
+case $# in 1) ;; *) usage_err ;; esac
+keeper=$1
+checkword "keeper set label" "$keeper"
+
+cd $KEYS/keeper
+if [ ! -d $keeper ]; then
+  echo >&2 "$quis: unknown keeper set \`$keeper'"
+  exit 1
+fi
+
+unset deps
+if [ -d $KEYS/recov ]; then
+  cd $KEYS/recov
+  for r in $(find . -type l -name current -print); do
+    r=${r#./}; r=${r%/current}
+    if ! expr >/dev/null "Q$r" : "Q$R_LABEL"; then continue; fi
+    for ri in $r/*; do
+      i=${ri##*/}
+      case "$i" in *[!0-9]*) continue ;; esac
+      this=nil others=nil
+      for kp in $r/current/*.param; do
+       k=${kp##*/}; k=${k%.param}
+       case $k in $keeper) this=t ;; *) others=t ;; esac
+      done
+      case $this,$others in t,nil) deps="$deps $ri" ;; esac
+    done
+  done
+fi
+case "${deps+t}" in
+  t)
+    echo >&2 "$quis: deleting keeper \`$keeper' would orphan recovery keys:"
+    for d in $deps; do echo 2>&1 "     $d"; done
+    exit 1
+    ;;
+esac
+
+if [ -d $KEYS/recov ]; then
+  cd $KEYS/recov
+  for r in $(find . -type l -name current -print); do
+    r=${r#./}; r=${r%/current}
+    if ! expr >/dev/null "Q$r" : "Q$R_LABEL"; then continue; fi
+    for ri in $i/*; do
+      i=${ri##*/}
+      case "$i" in *[!0-9]*) continue ;; esac
+      rm -f $ri/$keeper.*
+    done
+    changep=nil
+    while read k rest; do
+      case $k in $keeper) changep=t ;; *) echo "$k $rest" ;; esac
+    done <$r/keepers >$r/keepers.new
+    case $changep in
+      t) mv $r/keepers.new $r/keepers ;;
+      nil) rm $r/keepers.new ;;
+    esac
+  done
+fi
+
+cd $KEYS/keeper
+rm -r $keeper
+
+###----- That's all, folks --------------------------------------------------