1#! /bin/sh 2# SPDX-License-Identifier: BSD-3-Clause 3# Copyright 2016 6WIND S.A. 4 5# Check commit logs (headlines and references) 6# 7# If any doubt about the formatting, please check in the most recent history: 8# git log --format='%>|(15)%cr %s' --reverse | grep -i <pattern> 9 10if [ "$1" = '-h' -o "$1" = '--help' ] ; then 11 cat <<- END_OF_HELP 12 usage: $(basename $0) [-h] [range] 13 14 Check commit log formatting. 15 The git range can be specified as a "git log" option, 16 e.g. -1 to check only the latest commit. 17 The default range starts from origin/master to HEAD. 18 END_OF_HELP 19 exit 20fi 21 22selfdir=$(dirname $(readlink -f $0)) 23range=${1:-origin/master..} 24# convert -N to HEAD~N.. in order to comply with git-log-fixes.sh getopts 25if printf -- $range | grep -q '^-[0-9]\+' ; then 26 range="HEAD$(printf -- $range | sed 's,^-,~,').." 27fi 28 29commits=$(git log --format='%h' --reverse $range) 30headlines=$(git log --format='%s' --reverse $range) 31bodylines=$(git log --format='%b' --reverse $range) 32fixes=$(git log --format='%h %s' --reverse $range | grep -i ': *fix' | cut -d' ' -f1) 33stablefixes=$($selfdir/git-log-fixes.sh $range | sed '/(N\/A)$/d' | cut -d' ' -f2) 34tags=$(git log --format='%b' --reverse $range | grep -i -e 'by *:' -e 'fix.*:') 35bytag='\(Reported\|Suggested\|Signed-off\|Acked\|Reviewed\|Tested\)-by:' 36 37# check headline format (spacing, no punctuation, no code) 38bad=$(echo "$headlines" | grep --color=always \ 39 -e ' ' \ 40 -e '^ ' \ 41 -e ' $' \ 42 -e '\.$' \ 43 -e '[,;!?&|]' \ 44 -e ':.*_' \ 45 -e '^[^:]\+$' \ 46 -e ':[^ ]' \ 47 -e ' :' \ 48 | sed 's,^,\t,') 49[ -z "$bad" ] || printf "Wrong headline format:\n$bad\n" 50 51# check headline prefix when touching only drivers, e.g. net/<driver name> 52bad=$(for commit in $commits ; do 53 headline=$(git log --format='%s' -1 $commit) 54 files=$(git diff-tree --no-commit-id --name-only -r $commit) 55 [ -z "$(echo "$files" | grep -v '^\(drivers\|doc\|config\)/')" ] || 56 continue 57 drv=$(echo "$files" | grep '^drivers/' | cut -d "/" -f 2,3 | sort -u) 58 drvgrp=$(echo "$drv" | cut -d "/" -f 1 | uniq) 59 if [ $(echo "$drvgrp" | wc -l) -gt 1 ] ; then 60 echo "$headline" | grep -v '^drivers:' 61 elif [ $(echo "$drv" | wc -l) -gt 1 ] ; then 62 echo "$headline" | grep -v "^drivers/$drvgrp" 63 else 64 echo "$headline" | grep -v "^$drv" 65 fi 66done | sed 's,^,\t,') 67[ -z "$bad" ] || printf "Wrong headline prefix:\n$bad\n" 68 69# check headline label for common typos 70bad=$(echo "$headlines" | grep --color=always \ 71 -e '^example[:/]' \ 72 -e '^apps/' \ 73 -e '^testpmd' \ 74 -e 'test-pmd' \ 75 -e '^bond:' \ 76 | sed 's,^,\t,') 77[ -z "$bad" ] || printf "Wrong headline label:\n$bad\n" 78 79# check headline lowercase for first words 80bad=$(echo "$headlines" | grep --color=always \ 81 -e '^.*[[:upper:]].*:' \ 82 -e ': *[[:upper:]]' \ 83 | sed 's,^,\t,') 84[ -z "$bad" ] || printf "Wrong headline uppercase:\n$bad\n" 85 86# check headline uppercase (Rx/Tx, VF, L2, MAC, Linux, ARM...) 87bad=$(echo "$headlines" | grep -E --color=always \ 88 -e ':.*\<(rx|tx|RX|TX)\>' \ 89 -e ':.*\<[pv]f\>' \ 90 -e ':.*\<[hsf]w\>' \ 91 -e ':.*\<l[234]\>' \ 92 -e ':.*\<api\>' \ 93 -e ':.*\<ARM\>' \ 94 -e ':.*\<(Aarch64|AArch64|AARCH64|Aarch32|AArch32|AARCH32)\>' \ 95 -e ':.*\<(Armv7|ARMv7|ArmV7|armV7|ARMV7)\>' \ 96 -e ':.*\<(Armv8|ARMv8|ArmV8|armV8|ARMV8)\>' \ 97 -e ':.*\<crc\>' \ 98 -e ':.*\<dcb\>' \ 99 -e ':.*\<dma\>' \ 100 -e ':.*\<eeprom\>' \ 101 -e ':.*\<freebsd\>' \ 102 -e ':.*\<iova\>' \ 103 -e ':.*\<linux\>' \ 104 -e ':.*\<lro\>' \ 105 -e ':.*\<lsc\>' \ 106 -e ':.*\<mac\>' \ 107 -e ':.*\<mss\>' \ 108 -e ':.*\<mtu\>' \ 109 -e ':.*\<nic\>' \ 110 -e ':.*\<nvm\>' \ 111 -e ':.*\<numa\>' \ 112 -e ':.*\<pci\>' \ 113 -e ':.*\<phy\>' \ 114 -e ':.*\<pmd\>' \ 115 -e ':.*\<rss\>' \ 116 -e ':.*\<sctp\>' \ 117 -e ':.*\<tos\>' \ 118 -e ':.*\<tso\>' \ 119 -e ':.*\<ttl\>' \ 120 -e ':.*\<udp\>' \ 121 -e ':.*\<[Vv]lan\>' \ 122 -e ':.*\<vdpa\>' \ 123 -e ':.*\<vsi\>' \ 124 | grep \ 125 -v ':.*\<OCTEON\ TX\>' \ 126 | sed 's,^,\t,') 127[ -z "$bad" ] || printf "Wrong headline lowercase:\n$bad\n" 128 129# special case check for VMDq to give good error message 130bad=$(echo "$headlines" | grep -E --color=always \ 131 -e '\<(vmdq|VMDQ)\>' \ 132 | sed 's,^,\t,') 133[ -z "$bad" ] || printf "Wrong headline capitalization, use 'VMDq':\n$bad\n" 134 135# check headline length (60 max) 136bad=$(echo "$headlines" | 137 awk 'length>60 {print}' | 138 sed 's,^,\t,') 139[ -z "$bad" ] || printf "Headline too long:\n$bad\n" 140 141# check body lines length (75 max) 142bad=$(echo "$bodylines" | grep -v '^Fixes:' | 143 awk 'length>75 {print}' | 144 sed 's,^,\t,') 145[ -z "$bad" ] || printf "Line too long:\n$bad\n" 146 147# check starting commit message with "It" 148bad=$(for commit in $commits ; do 149 firstbodyline=$(git log --format='%b' -1 $commit | head -n1) 150 echo "$firstbodyline" | grep --color=always -ie '^It ' 151done | sed 's,^,\t,') 152[ -z "$bad" ] || printf "Wrong beginning of commit message:\n$bad\n" 153 154# check tags spelling 155bad=$(echo "$tags" | 156 grep -v "^$bytag [^,]* <.*@.*>$" | 157 grep -v '^Fixes: [0-9a-f]\{7\}[0-9a-f]* (".*")$' | 158 sed 's,^.,\t&,') 159[ -z "$bad" ] || printf "Wrong tag:\n$bad\n" 160 161# check missing Fixes: tag 162bad=$(for fix in $fixes ; do 163 git log --format='%b' -1 $fix | grep -q '^Fixes: ' || 164 git log --format='\t%s' -1 $fix 165done) 166[ -z "$bad" ] || printf "Missing 'Fixes' tag:\n$bad\n" 167 168# check Fixes: reference 169IFS=' 170' 171fixtags=$(echo "$tags" | grep '^Fixes: ') 172bad=$(for fixtag in $fixtags ; do 173 hash=$(echo "$fixtag" | sed 's,^Fixes: \([0-9a-f]*\).*,\1,') 174 if git branch --contains $hash 2>&- | grep -q '^\*' ; then 175 good="Fixes: $hash "$(git log --format='("%s")' -1 $hash 2>&-) 176 else 177 good="reference not in current branch" 178 fi 179 printf "$fixtag" | grep -v "^$good$" 180done | sed 's,^,\t,') 181[ -z "$bad" ] || printf "Wrong 'Fixes' reference:\n$bad\n" 182 183# check Cc: stable@dpdk.org for fixes 184bad=$(for fix in $stablefixes ; do 185 git log --format='%b' -1 $fix | grep -qi '^Cc: *stable@dpdk.org' || 186 git log --format='\t%s' -1 $fix 187done) 188[ -z "$bad" ] || printf "Is it candidate for Cc: stable@dpdk.org backport?\n$bad\n" 189