Add new simplified git-remote-testgit
[git] / git-remote-testgit
1 #!/usr/bin/env bash
2 # Copyright (c) 2012 Felipe Contreras
3
4 alias=$1
5 url=$2
6
7 # huh?
8 url="${url#file://}"
9
10 dir="$GIT_DIR/testgit/$alias"
11 prefix="refs/testgit/$alias"
12 refspec="refs/heads/*:${prefix}/heads/*"
13
14 gitmarks="$dir/git.marks"
15 testgitmarks="$dir/testgit.marks"
16
17 export GIT_DIR="$url/.git"
18
19 mkdir -p "$dir"
20
21 test -e "$gitmarks" || > "$gitmarks"
22 test -e "$testgitmarks" || > "$testgitmarks"
23
24 while read line
25 do
26         case $line in
27         capabilities)
28                 echo 'import'
29                 echo 'export'
30                 echo "refspec $refspec"
31                 echo "*import-marks $gitmarks"
32                 echo "*export-marks $gitmarks"
33                 echo
34                 ;;
35         list)
36                 git for-each-ref --format='? %(refname)' 'refs/heads/'
37                 head=$(git symbolic-ref HEAD)
38                 echo "@$head HEAD"
39                 echo
40                 ;;
41         import*)
42                 # read all import lines
43                 while true
44                 do
45                         ref="${line#* }"
46                         refs="$refs $ref"
47                         read line
48                         test "${line%% *}" != "import" && break
49                 done
50
51                 echo "feature import-marks=$gitmarks"
52                 echo "feature export-marks=$gitmarks"
53                 git fast-export --use-done-feature --{import,export}-marks="$testgitmarks" $refs |
54                 sed -e "s#refs/heads/#${prefix}/heads/#g"
55                 ;;
56         export)
57                 git fast-import --{import,export}-marks="$testgitmarks" --quiet
58                 echo
59                 ;;
60         '')
61                 exit
62                 ;;
63         esac
64 done