多master/develop分支如何使用gitflow版本控制

时间:2016-09-26 19:22:24 

在使用 gitflow 做版本控制系统,发现gitflow的时候只能指定一个master/develop,如果要多分支使用要如何操作呢?那么来看看我是如何给gitflow加料的。

公司都是git作为版本控制,公司一些项目组在用gitflow,但是我们组没有强制, 但是我上月出了一次事故,总结就是分支管理问题,所以开始强迫自己使用gitflow, 以前的项目是一个master和一个develop,自己checkout一个分支,然后merge(不理解的可以看看a-successful-git-branching-model).

问题出现了: 项目有几个主分支和开发分支,比如master_sina, master_qq. master_buzz ,而gitflow的时候只能指定一个master/develop, 这样你start一个feature/hotfix之前就要去.git/config里面修改 [gitflow “branch”]项的相关主分支和开发分支,so不方便。看了下源码,给gitflow加点料

添加功能

当你打开了feature/hotfix分支,但是你不想要它了(当然你可以直接git branch -D xx),使用git flow hotfix/feature delete ,自动帮你删除这个分支,以便你新建其他分支(git flow只容许你一次存在一个hotfix/feature分支)

你想使用gitflow删除其它存在分支嘛?不需要 git branch -D ,你还可以git flow hotfix/feature delete XX

比如我在init的时候指定了master为master_sina, 而当我想创建master_qq的hotfix,我只需要在start的是否给它取名字是’qq_‘开头的即可,要是有其它的需要你可以直接在源码里面添加对应的内容

例子 git-flow-hotfix 我主要标记我修改的部分

代码如下 复制代码 init() {

require_git_repo

require_gitflow_initialized

gitflow_load_settings

VERSION_PREFIX=$(eval "echo `git config --get gitflow.prefix.versiontag`")

PREFIX=$(git config --get gitflow.prefix.hotfix)

}

# 增加help的选项说明

usage() {

echo "usage: git flow hotfix [list] [-v]"

echo " git flow hotfix start [-F] <version> [<base>]"

echo " git flow hotfix finish [-Fsumpk] <version>"

echo " git flow hotfix publish <version>"

echo " git flow hotfix delete [branch]"

echo " git flow hotfix track <version>"

}

cmd_default() {

cmd_list "$@"

}

cmd_list() {

DEFINE_boolean verbose false "verbose (more) output" v

parse_args "$@"

local hotfix_branches

local current_branch

local short_names

hotfix_branches=$(echo "$(git_local_branches)" | grep "^$PREFIX")

if [ -z "$hotfix_branches" ]; then

warn "No hotfix branches exist."

warn ""

warn "You can start a new hotfix branch:"

warn ""

warn " git flow hotfix start <version> [<base>]"

warn ""

exit 0

fi

current_branch=$(git branch --no-color | grep "^* " | grep -v "no branch" | sed "s/^* //g")

short_names=$(echo "$hotfix_branches" | sed "s ^$PREFIX g")

# determine column width first

local width=0

local branch

for branch in $short_names; do

local len=${#branch}

width=$(max $width $len)

done

width=$(($width+3))

local branch

for branch in $short_names; do

local fullname=$PREFIX$branch

local base=$(git merge-base "$fullname" "$MASTER_BRANCH")

local master_sha=$(git rev-parse "$MASTER_BRANCH")

local branch_sha=$(git rev-parse "$fullname")

if [ "$fullname" = "$current_branch" ]; then

printf "* "

else

printf " "

fi

if flag verbose; then

printf "%-${width}s" "$branch"

if [ "$branch_sha" = "$master_sha" ]; then

printf "(no commits yet)"

else

local tagname=$(git name-rev --tags --no-undefined--name-only "$base")

local nicename

if [ "$tagname" != "" ]; then

nicename=$tagname

else

nicename=$(git rev-parse --short "$base")

fi

printf "(based on $nicename)"

fi

else

printf "%s" "$branch"

fi

echo

done

}

cmd_help() {

usage

exit 0

}

parse_args() {

# parse options

FLAGS "$@" || exit $?

eval set -- "${FLAGS_ARGV}"

# read arguments into global variables

VERSION=$1

BRANCH=$PREFIX$VERSION

# 这里就是我多master/develop的技巧,我这里会判断要新建的分支的前缀,

# 要是qq_开头就会基于master_qq和develop_qq创建分支。所以你可以根据你的需要在这里加一些方法

test `expr match "$@" "qq_"` -ne 0 && MASTER_BRANCH="$MASTER_BRANCH"_qq &&

DEVELOP_BRANCH="$DEVELOP_BRANCH"_qq

}

require_version_arg() {

if [ "$VERSION" = "" ]; then

warn "Missing argument <version>"

usage

exit 1

fi

}

require_base_is_on_master() {

if ! git branch --no-color --contains "$BASE" 2>/dev/null

| sed "s/[* ] //g"

| grep -q "^$MASTER_BRANCH$"; then

die "fatal: Given base "$BASE" is not a valid commit on "$MASTER_BRANCH"."

fi

}

require_no_existing_hotfix_branches() {

local hotfix_branches=$(echo "$(git_local_branches)" | grep "^$PREFIX")

local first_branch=$(echo ${hotfix_branches} | head -n1)

first_branch=${first_branch#$PREFIX}

[ -z "$hotfix_branches" ] ||

die "There is an existing hotfix branch ($first_branch). Finish that one first."

}

# 添加delete 参数,函数需要cmd_开头

cmd_delete() {

if [ "$1" = "" ]; then

# 当不指定参数自动去找存在的未关闭的gitflow分支

local hotfix_branches=$(echo "$(git_local_branches)" | grep "^$PREFIX")

test "$hotfix_branches" = "" && die "There has not existing hotfix branch can delete" && exit 1

else

# 指定参数先判断参数是不是的数量格式

test $# != 1 && die "There only need one parameter indicates the branch to be deleted" && exit 1

hotfix_branches="$1"

fi

# 当要删除的分支就是当前分支,先checkout到develop分支

test "$hotfix_branches" = "$(git_current_branch)" && echo "First checkout develp branch"; git_do checkout "$DEVELOP_BRANCH"

git branch -D ${hotfix_branches} > /dev/null 2>&1&& echo "Delete Successed"|| die "Did not find branch: [$hotfix_branches]"

}

cmd_start() {

DEFINE_boolean fetch false "fetch from $ORIGIN before performing finish" F

parse_args "$@"

BASE=${2:-$MASTER_BRANCH}

require_version_arg

require_base_is_on_master

require_no_existing_hotfix_branches

# sanity checks

require_clean_working_tree

require_branch_absent "$BRANCH"

require_tag_absent "$VERSION_PREFIX$VERSION"

if flag fetch; then

git_do fetch -q "$ORIGIN" "$MASTER_BRANCH"

fi

if has "$ORIGIN/$MASTER_BRANCH" $(git_remote_branches); then

require_branches_equal "$MASTER_BRANCH" "$ORIGIN/$MASTER_BRANCH"

fi

# create branch

git_do checkout -b "$BRANCH" "$BASE"

echo

echo "Summary of actions:"

echo "- A new branch "$BRANCH" was created, based on "$BASE""

echo "- You are now on branch "$BRANCH""

echo

echo "Follow-up actions:"

echo "- Bump the version number now!"

echo "- Start committing your hot fixes"

echo "- When done, run:"

echo

echo " git flow hotfix finish "$VERSION""

echo

}

cmd_publish() {

parse_args "$@"

require_version_arg

# sanity checks

require_clean_working_tree

require_branch "$BRANCH"

git_do fetch -q "$ORIGIN"

require_branch_absent "$ORIGIN/$BRANCH"

# create remote branch

git_do push "$ORIGIN" "$BRANCH:refs/heads/$BRANCH"

git_do fetch -q "$ORIGIN"

# configure remote tracking

git config "branch.$BRANCH.remote" "$ORIGIN"

git config "branch.$BRANCH.merge" "refs/heads/$BRANCH"

git_do checkout "$BRANCH"

echo

echo "Summary of actions:"

echo "- A new remote branch "$BRANCH" was created"

echo "- The local branch "$BRANCH" was configured to track the remote branch"

echo "- You are now on branch "$BRANCH""

echo

}

cmd_track() {

parse_args "$@"

require_version_arg

# sanity checks

require_clean_working_tree

require_branch_absent "$BRANCH"

git_do fetch -q "$ORIGIN"

require_branch "$ORIGIN/$BRANCH"

# create tracking branch

git_do checkout -b "$BRANCH" "$ORIGIN/$BRANCH"

echo

echo "Summary of actions:"

echo "- A new remote tracking branch "$BRANCH" was created"

echo "- You are now on branch "$BRANCH""

echo

}

cmd_finish() {

DEFINE_boolean fetch false "fetch from $ORIGIN before performing finish" F

DEFINE_boolean sign false "sign the release tag cryptographically" s

DEFINE_string signingkey "" "use the given GPG-key for the digital signature (implies -s)" u

DEFINE_string message "" "use the given tag message" m

DEFINE_string messagefile "" "use the contents of the given file as tag message" f

DEFINE_boolean push false "push to $ORIGIN after performing finish" p

DEFINE_boolean keep false "keep branch after performing finish" k

DEFINE_boolean notag false "don"t tag this release" n

parse_args "$@"

require_version_arg

# handle flags that imply other flags

if [ "$FLAGS_signingkey" != "" ]; then

FLAGS_sign=$FLAGS_TRUE

fi

# sanity checks

require_branch "$BRANCH"

require_clean_working_tree

if flag fetch; then

git_do fetch -q "$ORIGIN" "$MASTER_BRANCH" ||

die "Could not fetch $MASTER_BRANCH from $ORIGIN."

git_do fetch -q "$ORIGIN" "$DEVELOP_BRANCH" ||

die "Could not fetch $DEVELOP_BRANCH from $ORIGIN."

fi

if has "$ORIGIN/$MASTER_BRANCH" $(git_remote_branches); then

require_branches_equal "$MASTER_BRANCH" "$ORIGIN/$MASTER_BRANCH"

fi

if has "$ORIGIN/$DEVELOP_BRANCH" $(git_remote_branches); then

require_branches_equal "$DEVELOP_BRANCH" "$ORIGIN/$DEVELOP_BRANCH"

fi

# try to merge into master

# in case a previous attempt to finish this release branch has failed,

# but the merge into master was successful, we skip it now

if ! git_is_branch_merged_into "$BRANCH" "$MASTER_BRANCH"; then

git_do checkout "$MASTER_BRANCH" ||

die "Could not check out $MASTER_BRANCH."

git_do merge --no-ff "$BRANCH" ||

die "There were merge conflicts."

# TODO: What do we do now?

fi

if noflag notag; then

# try to tag the release

# in case a previous attempt to finish this release branch has failed,

# but the tag was set successful, we skip it now

local tagname=$VERSION_PREFIX$VERSION

if ! git_tag_exists "$tagname"; then

local opts="-a"

flag sign && opts="$opts -s"

[ "$FLAGS_signingkey" != "" ] && opts="$opts -u "$FLAGS_signingkey""

[ "$FLAGS_message" != "" ] && opts="$opts -m "$FLAGS_message""

[ "$FLAGS_messagefile" != "" ] && opts="$opts -F "$FLAGS_messagefile""

eval git_do tag $opts "$VERSION_PREFIX$VERSION" "$BRANCH" ||

die "Tagging failed. Please run finish again to retry."

fi

fi

# try to merge into develop

# in case a previous attempt to finish this release branch has failed,

# but the merge into develop was successful, we skip it now

if ! git_is_branch_merged_into "$BRANCH" "$DEVELOP_BRANCH"; then

git_do checkout "$DEVELOP_BRANCH" ||

die "Could not check out $DEVELOP_BRANCH."

# TODO: Actually, accounting for "git describe" pays, so we should

# ideally git merge --no-ff $tagname here, instead!

git_do merge --no-ff "$BRANCH" ||

die "There were merge conflicts."

# TODO: What do we do now?

fi

# delete branch

if noflag keep; then

# 这个问题很奇怪,在完成分支删除它也会存在当前分支是

# 要删除的分支删除报错的问题,所以先切换走

test "$BRANCH" = "$(git_current_branch)" && git_do checkout "$DEVELOP_BRANCH"

git_do branch -d "$BRANCH"

fi

if flag push; then

git_do push "$ORIGIN" "$DEVELOP_BRANCH" ||

die "Could not push to $DEVELOP_BRANCH from $ORIGIN."

git_do push "$ORIGIN" "$MASTER_BRANCH" ||

die "Could not push to $MASTER_BRANCH from $ORIGIN."

if noflag notag; then

git_do push --tags "$ORIGIN" ||

die "Could not push tags to $ORIGIN."

fi

fi

echo

echo "Summary of actions:"

echo "- Latest objects have been fetched from "$ORIGIN""

echo "- Hotfix branch has been merged into "$MASTER_BRANCH""

if noflag notag; then

echo "- The hotfix was tagged "$VERSION_PREFIX$VERSION""

fi

echo "- Hotfix branch has been back-merged into "$DEVELOP_BRANCH""

if flag keep; then

echo "- Hotfix branch "$BRANCH" is still available"

else

echo "- Hotfix branch "$BRANCH" has been deleted"

fi

if flag push; then

echo "- "$DEVELOP_BRANCH", "$MASTER_BRANCH" and tags have been pushed to "$ORIGIN""

fi

echo

}

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