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authorMichal Hrusecky <Michal@Hrusecky.net>2018-01-17 13:25:43 +0100
committerJo-Philipp Wich <jo@mein.io>2019-01-22 09:22:25 +0100
commit74450124f606cb04bdd44684b6070a15dd0837bd (patch)
treec43b7648ea81e01253e2415f3f057076c7c76c44 /package/base-files/files/sbin
parent69dfdda157e86c4aabbae9e51ecf76911f833af2 (diff)
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build: Optionally provide file checksums in package metadata
This may be useful if you don't entirely trust your flash and want to be able to check for corruptions. Signed-off-by: Michal Hrusecky <Michal@Hrusecky.net>
Diffstat (limited to 'package/base-files/files/sbin')
-rwxr-xr-xpackage/base-files/files/sbin/pkg_check130
1 files changed, 130 insertions, 0 deletions
diff --git a/package/base-files/files/sbin/pkg_check b/package/base-files/files/sbin/pkg_check
new file mode 100755
index 0000000000..9968c9b78e
--- /dev/null
+++ b/package/base-files/files/sbin/pkg_check
@@ -0,0 +1,130 @@
+#!/bin/sh
+#
+# Package checksums checking script
+# (C) 2018 CZ.NIC, z.s.p.o.
+#
+# This program 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 3 of the License, or
+# (at your option) any later version.
+#
+# This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
+
+
+ERRFATAL="no"
+QUIET="yes"
+MISSING=""
+SUMMARY=""
+NL="
+"
+
+# Arguments parsing
+while expr "x$1" : "x-" > /dev/null; do
+ if [ "x$1" = "x-s" ]; then
+ ERRFATAL="yes"
+ shift
+ elif [ "x$1" = "x-v" ]; then
+ QUIET=" no"
+ shift
+ else
+ echo "Usage: $(basename $0) [-s] [-v] [pkg1 pkg2 ...]"
+ echo
+ echo " -s Stop on first change"
+ echo " -v Verbose"
+ if [ "x$1" = "x-h" ]; then
+ exit 0
+ else
+ echo
+ echo "ERROR: Unknown option '$1'"
+ exit 1
+ fi
+ fi
+done
+
+# Check all packages by default
+if [ -z "$1" ]; then
+ set $(cd /usr/lib/opkg/info/; for i in *.files-sha256sum; do basename $i .files-sha256sum; done)
+fi
+
+# Iterate over packages
+while [ "$1" ]; do
+ if [ \! -f "/usr/lib/opkg/info/$1.files-sha256sum" ]; then
+ if [ "$ERRFATAL" = no ]; then
+ echo " * No checksums for $1 - skipping"
+ echo
+ else
+ echo " * No checksums for $1 - exiting"
+ exit 1
+ fi
+ if [ -z "$MISSING" ]; then
+ MISSING="$1"
+ else
+ MISSING="$MISSING, $1"
+ fi
+ shift
+ continue
+ fi
+ [ $QUIET = yes ] || echo " * Checking package $1:"
+ ERR=""
+ CHECK="`sha256sum -c /usr/lib/opkg/info/$1.files-sha256sum 2> /dev/null`"
+
+ # Are the changed files config files?
+ if [ $? -ne 0 ] && [ "`cat "/usr/lib/opkg/info/$1.files-sha256sum"`" ]; then
+ NEWCHECK="`echo "$CHECK" | grep '^.*: OK$'`"
+ for i in `echo "$CHECK" | sed -n 's|^\(.*\): FAILED$|\1|p'`; do
+ if [ "`grep "^$i\$" "/usr/lib/opkg/info/$1.conffiles" 2> /dev/null`" ] || \
+ [ "`echo "$i" | grep "^/etc/uci-defaults/"`" ]; then
+ NEWCHECK="${NEWCHECK}${NL}${i}: CONFIGURED"
+ else
+ NEWCHECK="${NEWCHECK}${NL}${i}: FAILED"
+ ERR="y"
+ fi
+ done
+ CHECK="$NEWCHECK"
+ fi
+
+ # Do we have changed files or not?
+ if [ -z "$ERR" ]; then
+ [ $QUIET = yes ] || [ -z "`cat "/usr/lib/opkg/info/$1.files-sha256sum"`" ] || echo "$CHECK" | sed 's|^| - |'
+ [ $QUIET = yes ] || echo " * Package $1 is ok"
+ [ $QUIET = yes ] || echo
+ else
+ if [ $QUIET = yes ]; then
+ echo " * Changes found in package $1:"
+ echo "$CHECK" | sed -n 's|^\(.*:[[:blank:]]*FAILED\)$| - \1|p'
+ else
+ echo "$CHECK" | sed 's|^| - |'
+ echo " * Changes found in package $1!"
+ fi
+ if [ "$ERRFATAL" = yes ]; then
+ echo
+ echo "Exiting on first change found!"
+ exit 1
+ fi
+ for i in `echo "$CHECK" | sed -n 's|^\(.*\): FAILED$|\1|p'`; do
+ SUMMARY="${SUMMARY}${NL} - $1: $i"
+ done
+ echo
+ fi
+ shift
+done
+
+# If there are changed files, report them
+if [ "$SUMMARY" ]; then
+ echo "Some packages contain changed files!"
+ echo "Maybe something worth looking into?"
+ echo "Here is the list of packages and changed files:"
+ echo "$SUMMARY"
+fi
+if [ "$MISSING" ]; then
+ echo "Following packages are missing checksums: $MISSING"
+fi
+if [ "$MISSING" ] || [ "$SUMMARY" ]; then
+ exit 1
+fi