From patchwork Wed Dec  5 19:59:21 2012
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Subject: [PATCHv2,
	3/5] scripts/sstate-sysroot-cruft.sh: add simple script to find files
	in sysroots not tracked by sstate
Date: Wed, 05 Dec 2012 19:59:21 -0000
From: Martin Jansa <martin.jansa@gmail.com>
X-Patchwork-Id: 40491
Message-Id: <326e3c72501f2a4283e28f26bbca2aafe5e1bef3.1354737450.git.Martin.Jansa@gmail.com>
To: openembedded-core@lists.openembedded.org

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>

---
v2: fixed WHITELIST for var/pseudo* as Enrico reported

 scripts/sstate-sysroot-cruft.sh | 78 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100755 scripts/sstate-sysroot-cruft.sh

diff --git a/scripts/sstate-sysroot-cruft.sh b/scripts/sstate-sysroot-cruft.sh
new file mode 100755
index 0000000..530b20d
--- /dev/null
+++ b/scripts/sstate-sysroot-cruft.sh
@@ -0,0 +1,78 @@
+#!/bin/sh
+
+# Used to find files installed in sysroot which are not tracked by sstate manifest
+
+# Global vars
+tmpdir=
+
+usage () {
+  cat << EOF
+Welcome to sysroot cruft finding utility.
+$0 <OPTION>
+
+Options:
+  -h, --help
+        Display this help and exit.
+
+  --tmpdir=<tmpdir>
+        Specify tmpdir, will use the environment variable TMPDIR if it is not specified.
+	Something like /OE/oe-core/tmp-eglibc (no / at the end).
+EOF
+}
+
+# Print error information and exit.
+echo_error () {
+  echo "ERROR: $1" >&2
+  exit 1
+}
+
+while [ -n "$1" ]; do
+  case $1 in
+    --tmpdir=*)
+      tmpdir=`echo $1 | sed -e 's#^--tmpdir=##' | xargs readlink -e`
+      [ -d "$tmpdir" ] || echo_error "Invalid argument to --tmpdir"
+      shift
+        ;;
+    --help|-h)
+      usage
+      exit 0
+        ;;
+    *)
+      echo "Invalid arguments $*"
+      echo_error "Try '$0 -h' for more information."
+        ;;
+  esac
+done
+
+# sstate cache directory, use environment variable TMPDIR
+# if it was not specified, otherwise, error.
+[ -n "$tmpdir" ] || tmpdir=$TMPDIR
+[ -n "$tmpdir" ] || echo_error "No tmpdir found!"
+[ -d "$tmpdir" ] || echo_error "Invalid tmpdir \"$tmpdir\""
+
+OUTPUT=${tmpdir}/sysroot.cruft.`date "+%s"`
+WHITELIST="\/var\/pseudo\($\|\/[^\/]*$\) \/shlibs$ \.pyc$ \.pyo$"
+
+mkdir ${OUTPUT}
+find ${tmpdir}/sstate-control -name \*.populate-sysroot\* -o -name \*.package\* | xargs cat | grep sysroots | \
+  sed 's#/$##g; s#///*#/#g' | \
+  # work around for paths ending with / for directories and multiplied // (e.g. paths to native sysroot)
+  sort > ${OUTPUT}/master.list.all
+sort -u ${OUTPUT}/master.list.all > ${OUTPUT}/master.list # -u because some directories are listed for more recipes
+find ${tmpdir}/sysroots/ | \
+  sort > ${OUTPUT}/sysroot.list
+
+diff ${OUTPUT}/master.list.all ${OUTPUT}/master.list > ${OUTPUT}/duplicates
+diff ${OUTPUT}/master.list ${OUTPUT}/sysroot.list > ${OUTPUT}/diff.all
+
+cp ${OUTPUT}/diff.all ${OUTPUT}/diff
+for item in ${WHITELIST}; do 
+  sed -i "/${item}/d" ${OUTPUT}/diff;
+done
+
+# too many false positives for directories
+# echo "Following files are installed in sysroot at least twice"
+# cat ${OUTPUT}/duplicates
+
+echo "Following files are installed in sysroot, but not tracked by sstate"
+cat ${OUTPUT}/diff