72 lines
2.1 KiB
Bash
Executable File
72 lines
2.1 KiB
Bash
Executable File
#!/bin/sh
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# Script for generating a list of candidates [referenced by a Fixes tag] for
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# cherry-picking to a stable branch
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#
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# Usage examples:
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#
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# $ bin/get-fixes-pick-list.sh
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# $ bin/get-fixes-pick-list.sh > picklist
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# $ bin/get-fixes-pick-list.sh | tee picklist
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# Use the last branchpoint as our limit for the search
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latest_branchpoint=`git merge-base origin/master HEAD`
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# List all the commits between day 1 and the branch point...
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git log --reverse --pretty=%H $latest_branchpoint > already_landed
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# ... and the ones cherry-picked.
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git log --reverse --grep="cherry picked from commit" $latest_branchpoint..HEAD |\
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grep "cherry picked from commit" |\
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sed -e 's/^[[:space:]]*(cherry picked from commit[[:space:]]*//' -e 's/)//' > already_picked
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# Grep for commits with Fixes tag
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git log --reverse --pretty=%H -i --grep="fixes:" $latest_branchpoint..origin/master |\
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while read sha
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do
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# Check to see whether the patch is on the ignore list ...
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if [ -f bin/.cherry-ignore ] ; then
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if grep -q ^$sha bin/.cherry-ignore ; then
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continue
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fi
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fi
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# For each one try to extract the tag
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fixes_count=`git show $sha | grep -i "fixes:" | wc -l`
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if [ "x$fixes_count" != x1 ] ; then
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printf "WARNING: Commit \"%s\" has more than one Fixes tag\n" \
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"`git log -n1 --pretty=oneline $sha`"
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fi
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fixes=`git show $sha | grep -i "fixes:" | head -n 1`
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# The following sed/cut combination is borrowed from GregKH
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id=`echo ${fixes} | sed -e 's/^[ \t]*//' | cut -f 2 -d ':' | sed -e 's/^[ \t]*//' | cut -f 1 -d ' '`
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# Bail out if we cannot find suitable id.
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# Any specific validation the $id is valid and not some junk, is
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# implied with the follow up code
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if [ "x$id" = x ] ; then
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continue
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fi
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# Check if the offending commit is in branch.
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# Be that cherry-picked ...
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# ... or landed before the branchpoint.
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if grep -q ^$id already_picked ||
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grep -q ^$id already_landed ; then
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# Finally nominate the fix if it hasn't landed yet.
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if grep -q ^$sha already_picked ; then
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continue
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fi
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printf "Commit \"%s\" fixes %s\n" \
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"`git log -n1 --pretty=oneline $sha`" \
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"$id"
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fi
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done
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rm -f already_picked
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rm -f already_landed
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