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-rwxr-xr-xgit-remote-testgit90
1 files changed, 90 insertions, 0 deletions
diff --git a/git-remote-testgit b/git-remote-testgit
new file mode 100755
index 0000000000..b395c8de59
--- /dev/null
+++ b/git-remote-testgit
@@ -0,0 +1,90 @@
+#!/usr/bin/env bash
+# Copyright (c) 2012 Felipe Contreras
+
+alias=$1
+url=$2
+
+dir="$GIT_DIR/testgit/$alias"
+prefix="refs/testgit/$alias"
+
+default_refspec="refs/heads/*:${prefix}/heads/*"
+
+refspec="${GIT_REMOTE_TESTGIT_REFSPEC-$default_refspec}"
+
+test -z "$refspec" && prefix="refs"
+
+export GIT_DIR="$url/.git"
+
+mkdir -p "$dir"
+
+if test -z "$GIT_REMOTE_TESTGIT_NO_MARKS"
+then
+ gitmarks="$dir/git.marks"
+ testgitmarks="$dir/testgit.marks"
+ test -e "$gitmarks" || >"$gitmarks"
+ test -e "$testgitmarks" || >"$testgitmarks"
+ testgitmarks_args=( "--"{import,export}"-marks=$testgitmarks" )
+fi
+
+while read line
+do
+ case $line in
+ capabilities)
+ echo 'import'
+ echo 'export'
+ test -n "$refspec" && echo "refspec $refspec"
+ if test -n "$gitmarks"
+ then
+ echo "*import-marks $gitmarks"
+ echo "*export-marks $gitmarks"
+ fi
+ echo
+ ;;
+ list)
+ git for-each-ref --format='? %(refname)' 'refs/heads/'
+ head=$(git symbolic-ref HEAD)
+ echo "@$head HEAD"
+ echo
+ ;;
+ import*)
+ # read all import lines
+ while true
+ do
+ ref="${line#* }"
+ refs="$refs $ref"
+ read line
+ test "${line%% *}" != "import" && break
+ done
+
+ if test -n "$gitmarks"
+ then
+ echo "feature import-marks=$gitmarks"
+ echo "feature export-marks=$gitmarks"
+ fi
+ echo "feature done"
+ git fast-export "${testgitmarks_args[@]}" $refs |
+ sed -e "s#refs/heads/#${prefix}/heads/#g"
+ echo "done"
+ ;;
+ export)
+ before=$(git for-each-ref --format='%(refname) %(objectname)')
+
+ git fast-import "${testgitmarks_args[@]}" --quiet
+
+ after=$(git for-each-ref --format='%(refname) %(objectname)')
+
+ # figure out which refs were updated
+ join -e 0 -o '0 1.2 2.2' -a 2 <(echo "$before") <(echo "$after") |
+ while read ref a b
+ do
+ test $a == $b && continue
+ echo "ok $ref"
+ done
+
+ echo
+ ;;
+ '')
+ exit
+ ;;
+ esac
+done