| 1 | #!/bin/sh |
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| 2 | # postinst script for debathena-apparmor-config |
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| 3 | # |
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| 4 | # see: dh_installdeb(1) |
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| 5 | |
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| 6 | set -e |
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| 7 | |
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| 8 | # summary of how this script can be called: |
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| 9 | # * <postinst> `configure' <most-recently-configured-version> |
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| 10 | # * <old-postinst> `abort-upgrade' <new version> |
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| 11 | # * <conflictor's-postinst> `abort-remove' `in-favour' <package> |
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| 12 | # <new-version> |
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| 13 | # * <postinst> `abort-remove' |
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| 14 | # * <deconfigured's-postinst> `abort-deconfigure' `in-favour' |
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| 15 | # <failed-install-package> <version> `removing' |
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| 16 | # <conflicting-package> <version> |
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| 17 | # for details, see http://www.debian.org/doc/debian-policy/ or |
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| 18 | # the debian-policy package |
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| 19 | |
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| 20 | # dh_installdeb will replace this with shell code automatically |
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| 21 | # generated by other debhelper scripts. |
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| 22 | |
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| 23 | #DEBHELPER# |
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| 24 | |
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| 25 | package=debathena-apparmor-config |
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| 26 | ours=.debathena |
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| 27 | theirs=.debathena-orig |
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| 28 | |
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| 29 | undivert_unlink_symlink() |
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| 30 | { |
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| 31 | file="$1" |
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| 32 | ourfile="$2" |
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| 33 | theirfile="$3" |
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| 34 | if [ ! -L "$file" ] || \ |
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| 35 | [ "$(readlink "$file")" != "$(basename "$ourfile")" -a \ |
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| 36 | "$(readlink "$file")" != "$(basename "$theirfile")" ]; then |
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| 37 | echo "*** OMINOUS WARNING ***: $file is not linked to either $(basename "$ourfile") or $(basename "$theirfile")" >&2 |
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| 38 | else |
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| 39 | rm -f "$file" |
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| 40 | fi |
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| 41 | } |
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| 42 | |
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| 43 | undivert_unlink_divert() |
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| 44 | { |
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| 45 | file="$1" |
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| 46 | if [ ! -L "$file" ] && [ ! -e "$file" ]; then |
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| 47 | dpkg-divert --remove --rename --package "$package" "$file" |
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| 48 | else |
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| 49 | echo "Not removing diversion of $file by $package" >&2 |
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| 50 | fi |
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| 51 | } |
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| 52 | |
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| 53 | undivert_unlink() |
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| 54 | { |
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| 55 | prefix=$1 |
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| 56 | suffix=$2 |
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| 57 | |
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| 58 | file=$prefix$suffix |
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| 59 | ourfile=$prefix$ours$suffix |
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| 60 | theirfile=$prefix$theirs$suffix |
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| 61 | |
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| 62 | undivert_unlink_symlink "$file" "$ourfile" "$theirfile" |
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| 63 | undivert_unlink_divert "$file" "$package" |
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| 64 | } |
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| 65 | |
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| 66 | cleanup_old_diversion() { |
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| 67 | file="$1" |
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| 68 | if dpkg-divert --list "${file}" | grep -Fxq "diversion of ${file} to ${file}${theirs} by ${package}"; then |
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| 69 | undivert_unlink "$file" |
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| 70 | fi |
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| 71 | } |
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| 72 | |
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| 73 | cleanup_old_removal() { |
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| 74 | file="$1" |
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| 75 | removedfile="$2" |
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| 76 | if dpkg-divert --list "${file}" | grep -Fxq "diversion of ${file} to ${removedfile} by ${package}"; then |
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| 77 | undivert_unlink_divert "$file" |
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| 78 | fi |
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| 79 | } |
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| 80 | |
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| 81 | case "$1" in |
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| 82 | configure) |
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| 83 | if [ -d /etc/apparmor.d/tunables/home.d ]; then |
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| 84 | cleanup_old_diversion /etc/apparmor.d/tunables/home |
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| 85 | fi |
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| 86 | |
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| 87 | if hash apparmor_status 2>/dev/null && apparmor_status --enabled; then |
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| 88 | if hash invoke-rc.d 2>/dev/null; then |
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| 89 | invoke-rc.d apparmor reload |
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| 90 | else |
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| 91 | /etc/init.d/apparmor reload |
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| 92 | fi |
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| 93 | fi |
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| 94 | ;; |
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| 95 | |
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| 96 | abort-upgrade|abort-remove|abort-deconfigure) |
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| 97 | ;; |
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| 98 | |
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| 99 | *) |
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| 100 | echo "postinst called with unknown argument \`$1'" >&2 |
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| 101 | exit 1 |
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| 102 | ;; |
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| 103 | esac |
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| 104 | |
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| 105 | exit 0 |
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