makebranch.sh

   1 #!/usr/bin/env bash
   2
   3 git_author="Release System"
   4 git_email="lede-dev@lists.infradead.org"
   5
   6 base_url="https://downloads.openwrt.org/releases"
   7
   8 [ -f "./feeds.conf.default" ] || {
   9         echo "Please execute as ./${0##*/}" >&2
  10         exit 1
  11 }
  12
  13 usage() {
  14         {
  15                 echo ""
  16                 echo "Usage: $0 [-i] [-a <Git author>] [-e <Git email>] \\"
  17                 echo "          [-u <Download base url>] [-n <codename>] -v <version>"
  18                 echo ""
  19                 echo "-i"
  20                 echo "Exit successfully if branch already exists"
  21                 echo ""
  22                 echo "-a Git author [$git_author]"
  23                 echo "Override the author name used for automated Git commits"
  24                 echo ""
  25                 echo "-e Git email [$git_email]"
  26                 echo "Override the email used for automated Git commits"
  27                 echo ""
  28                 echo "-u Download base url [$base_url]"
  29                 echo "Use the given URL as base for download repositories"
  30                 echo ""
  31                 exit 1
  32         } >&2
  33 }
  34
  35 while getopts "a:e:iu:n:v:" opt; do
  36         case "$opt" in
  37                 a) git_author="$OPTARG" ;;
  38                 e) git_email="$OPTARG" ;;
  39                 i) ignore_existing=1 ;;
  40                 u) base_url="${OPTARG%/}" ;;
  41                 n) codename="$OPTARG" ;;
  42                 v)
  43                         case "$OPTARG" in
  44                                 [0-9]*.[0-9]*)
  45                                         version="$(echo "$OPTARG" | cut -d. -f1-2)"
  46                                 ;;
  47                                 *)
  48                                         echo "Unexpected version format: $OPTARG" >&2
  49                                         exit 1
  50                                 ;;
  51                         esac
  52                 ;;
  53                 \?)
  54                         echo "Unexpected option: -$OPTARG" >&2
  55                         usage
  56                 ;;
  57                 :)
  58                         echo "Missing argument for option: -$OPTARG" >&2
  59                         usage
  60                 ;;
  61         esac
  62 done
  63
  64 [ -n "$version" ] || usage
  65
  66 revnum="$(./scripts/getver.sh)"
  67 githash="$(git log --format=%h -1)"
  68
  69 prev_branch="$(git symbolic-ref -q HEAD)"
  70
  71 if [ "$prev_branch" != "refs/heads/master" ]; then
  72         echo "Expecting current branch name to be \"master\"," \
  73              "but it is \"${prev_branch#refs/heads/}\" - aborting."
  74
  75         exit 1
  76 fi
  77
  78 distname="$(sed -ne '/config VERSION_DIST/ { :next; n; s/^[[:space:]]*default "\(.*\)"/\1/p; T next }' \
  79         package/base-files/image-config.in)"
  80
  81 distname="${distname:-OpenWrt}"
  82 distname_lc="$(echo "$distname" | tr 'A-Z' 'a-z')"
  83
  84 if git rev-parse "${distname_lc}-${version}^{tree}" >/dev/null 2>/dev/null; then
  85         if [ -z "$ignore_existing" ]; then
  86                 echo "Branch ${distname_lc}-${version} already exists!" >&2
  87                 exit 1
  88         fi
  89
  90         exit 0
  91 fi
  92
  93 if grep -sq 'RELEASE:=' include/version.mk && [ -z "$codename" ]; then
  94         echo "A codename is required for this ${distname} version!" >&2
  95         exit 1
  96 fi
  97
  98 export GIT_AUTHOR_NAME="$git_author"
  99 export GIT_AUTHOR_EMAIL="$git_email"
 100 export GIT_COMMITTER_NAME="$git_author"
 101 export GIT_COMMITTER_EMAIL="$git_email"
 102
 103 git checkout -b "${distname_lc}-$version"
 104
 105 while read type name url; do
 106         case "$type" in
 107                 src-git|\
 108                 src-git-full)
 109                         case "$url" in
 110                                 *^*|*\;*) : ;;
 111                                 *)
 112                                         ref="$(git ls-remote "$url" "${distname_lc}-$version")"
 113
 114                                         if [ -z "$ref" ]; then
 115                                                 echo "WARNING: Feed \"$name\" provides no" \
 116                                                      "\"${distname_lc}-$version\" branch - using master!" >&2
 117                                         else
 118                                                 url="$url;${distname_lc}-$version"
 119                                         fi
 120                                 ;;
 121                         esac
 122                         echo "$type $name $url"
 123                 ;;
 124                 src-*)
 125                         echo "$type $name $url"
 126                 ;;
 127         esac
 128 done < feeds.conf.default > feeds.conf.branch && \
 129         mv feeds.conf.branch feeds.conf.default
 130
 131 sed -e 's!^RELEASE:=.*!RELEASE:='"$codename"'!g' \
 132     -e 's!\(VERSION_NUMBER:=\$(if .*\),[^,]*)!\1,'"$version-SNAPSHOT"')!g' \
 133     -e 's!\(VERSION_REPO:=\$(if .*\),[^,]*)!\1,'"$base_url/$version-SNAPSHOT"')!g' \
 134         include/version.mk > include/version.branch && \
 135                 mv include/version.branch include/version.mk
 136
 137 sed -e 's!\(http\|https\)://downloads.\(openwrt\|lede-project\).org/[^"]*!'"$base_url/$version-SNAPSHOT"'!g' \
 138         package/base-files/image-config.in > package/base-files/image-config.branch && \
 139                 mv package/base-files/image-config.branch package/base-files/image-config.in
 140
 141 git commit -sm "${distname:-OpenWrt} v$version: set branch defaults" \
 142         feeds.conf.default \
 143         include/version.mk \
 144         package/base-files/image-config.in
 145
 146 git --no-pager log -p -1
 147 git checkout "${prev_branch#refs/heads/}"
 148
 149 cat <<EOT
 150 # Push the branch with:
 151 git push origin "refs/heads/${distname_lc}-$version:refs/heads/${distname_lc}-$version"
 152 EOT
 153