From 08f0562240155a871bd2a78d217db660e8ee3c91 Mon Sep 17 00:00:00 2001
From: Andrew Bartlett <abartlet@samba.org>
Date: Sat, 16 Feb 2013 01:07:27 +1100
Subject: selftest: Run dbcheck and improved upgrdeprovision tests against
 release-4-0-0

The improved upgradeprovision tests now call ldapcmp to verify the
changes made do actually bring the database in line with a fresh
provision.

Andrew Bartlett

Reviewed-by: Stefan Metzmacher <metze@samba.org>
---
 testprogs/blackbox/dbcheck-alpha13.sh             |  64 -------
 testprogs/blackbox/dbcheck-oldrelease.sh          |  65 +++++++
 testprogs/blackbox/upgradeprovision-alpha13.sh    | 166 ------------------
 testprogs/blackbox/upgradeprovision-oldrelease.sh | 203 ++++++++++++++++++++++
 4 files changed, 268 insertions(+), 230 deletions(-)
 delete mode 100755 testprogs/blackbox/dbcheck-alpha13.sh
 create mode 100755 testprogs/blackbox/dbcheck-oldrelease.sh
 delete mode 100755 testprogs/blackbox/upgradeprovision-alpha13.sh
 create mode 100755 testprogs/blackbox/upgradeprovision-oldrelease.sh

(limited to 'testprogs')

diff --git a/testprogs/blackbox/dbcheck-alpha13.sh b/testprogs/blackbox/dbcheck-alpha13.sh
deleted file mode 100755
index a028116075..0000000000
--- a/testprogs/blackbox/dbcheck-alpha13.sh
+++ /dev/null
@@ -1,64 +0,0 @@
-#!/bin/sh
-
-if [ $# -lt 1 ]; then
-cat <<EOF
-Usage: dbcheck.sh PREFIX
-EOF
-exit 1;
-fi
-
-PREFIX_ABS="$1"
-shift 1
-
-. `dirname $0`/subunit.sh
-
-alpha13_dir=`dirname $0`/../../source4/selftest/provisions/alpha13
-
-alpha13() {
-       if test -x $BINDIR/tdbrestore;
-       then
-	`dirname $0`/../../source4/selftest/provisions/undump.sh $alpha13_dir $PREFIX_ABS/alpha13 $BINDIR/tdbrestore
-       else 
-	`dirname $0`/../../source4/selftest/provisions/undump.sh $alpha13_dir $PREFIX_ABS/alpha13
-       fi
-}
-
-reindex() {
-       $BINDIR/samba-tool dbcheck --reindex -H tdb://$PREFIX_ABS/alpha13/private/sam.ldb $@
-}
-
-# This should 'fail', because it returns the number of modified records
-dbcheck() {
-       $BINDIR/samba-tool dbcheck --cross-ncs --fix --yes -H tdb://$PREFIX_ABS/alpha13/private/sam.ldb $@
-}
-# But having fixed it all up, this should pass
-dbcheck_clean() {
-       $BINDIR/samba-tool dbcheck --cross-ncs -H tdb://$PREFIX_ABS/alpha13/private/sam.ldb $@
-}
-
-if [ -d $alpha13_dir ]; then
-    testit "alpha13" alpha13
-    testit "reindex" reindex
-    testit_expect_failure "dbcheck" dbcheck
-    testit "dbcheck_clean" dbcheck_clean
-else
-    subunit_start_test "alpha13"
-    subunit_skip_test "alpha13" <<EOF 
-no test provision 
-EOF
-
-    subunit_start_test "reindex"
-    subunit_skip_test "reindex" <<EOF 
-no test provision 
-EOF
-    subunit_start_test "dbcheck"
-    subunit_skip_test "dbcheck" <<EOF 
-no test provision 
-EOF
-    subunit_start_test "dbcheck_clean"
-    subunit_skip_test "dbcheck_clean" <<EOF 
-no test provision 
-EOF
-fi
-
-exit $failed
diff --git a/testprogs/blackbox/dbcheck-oldrelease.sh b/testprogs/blackbox/dbcheck-oldrelease.sh
new file mode 100755
index 0000000000..6032bbc985
--- /dev/null
+++ b/testprogs/blackbox/dbcheck-oldrelease.sh
@@ -0,0 +1,65 @@
+#!/bin/sh
+
+if [ $# -lt 1 ]; then
+cat <<EOF
+Usage: dbcheck.sh PREFIX RELEASE
+EOF
+exit 1;
+fi
+
+PREFIX_ABS="$1"
+RELEASE="$2"
+shift 2
+
+. `dirname $0`/subunit.sh
+
+release_dir=`dirname $0`/../../source4/selftest/provisions/$RELEASE
+
+undump() {
+       if test -x $BINDIR/tdbrestore;
+       then
+	`dirname $0`/../../source4/selftest/provisions/undump.sh $release_dir $PREFIX_ABS/$RELEASE $BINDIR/tdbrestore
+       else
+	`dirname $0`/../../source4/selftest/provisions/undump.sh $release_dir $PREFIX_ABS/$RELEASE
+       fi
+}
+
+reindex() {
+       $BINDIR/samba-tool dbcheck --reindex -H tdb://$PREFIX_ABS/${RELEASE}/private/sam.ldb $@
+}
+
+# This should 'fail', because it returns the number of modified records
+dbcheck() {
+       $BINDIR/samba-tool dbcheck --cross-ncs --fix --yes -H tdb://$PREFIX_ABS/${RELEASE}/private/sam.ldb $@
+}
+# But having fixed it all up, this should pass
+dbcheck_clean() {
+       $BINDIR/samba-tool dbcheck --cross-ncs -H tdb://$PREFIX_ABS/${RELEASE}/private/sam.ldb $@
+}
+
+if [ -d $release_dir ]; then
+    testit $RELEASE undump
+    testit "reindex" reindex
+    testit_expect_failure "dbcheck" dbcheck
+    testit "dbcheck_clean" dbcheck_clean
+else
+    subunit_start_test $RELEASE
+    subunit_skip_test $RELEASE <<EOF
+no test provision
+EOF
+
+    subunit_start_test "reindex"
+    subunit_skip_test "reindex" <<EOF
+no test provision
+EOF
+    subunit_start_test "dbcheck"
+    subunit_skip_test "dbcheck" <<EOF
+no test provision
+EOF
+    subunit_start_test "dbcheck_clean"
+    subunit_skip_test "dbcheck_clean" <<EOF
+no test provision
+EOF
+fi
+
+exit $failed
diff --git a/testprogs/blackbox/upgradeprovision-alpha13.sh b/testprogs/blackbox/upgradeprovision-alpha13.sh
deleted file mode 100755
index 16731b1077..0000000000
--- a/testprogs/blackbox/upgradeprovision-alpha13.sh
+++ /dev/null
@@ -1,166 +0,0 @@
-#!/bin/sh
-
-if [ $# -lt 1 ]; then
-cat <<EOF
-Usage: dbcheck.sh PREFIX
-EOF
-exit 1;
-fi
-
-PREFIX_ABS="$1"
-shift 1
-
-. `dirname $0`/subunit.sh
-
-alpha13_dir=`dirname $0`/../../source4/selftest/provisions/alpha13
-
-alpha13() {
-       if test -x $BINDIR/tdbrestore;
-       then
-	`dirname $0`/../../source4/selftest/provisions/undump.sh $alpha13_dir $PREFIX_ABS/alpha13_upgrade $BINDIR/tdbrestore
-	`dirname $0`/../../source4/selftest/provisions/undump.sh $alpha13_dir $PREFIX_ABS/alpha13_upgrade_full $BINDIR/tdbrestore
-       else
-	`dirname $0`/../../source4/selftest/provisions/undump.sh $alpha13_dir $PREFIX_ABS/alpha13_upgrade
-	`dirname $0`/../../source4/selftest/provisions/undump.sh $alpha13_dir $PREFIX_ABS/alpha13_upgrade_full
-       fi
-       cp -a $alpha13_dir/private/*.keytab $PREFIX_ABS/alpha13_upgrade/private/
-       cp -a $alpha13_dir/sysvol $PREFIX_ABS/alpha13_upgrade/
-       mkdir $PREFIX_ABS/alpha13_upgrade/etc/
-       cat $alpha13_dir/etc/smb.conf.template | \
-              sed "s|@@PREFIX@@|$PREFIX_ABS/alpha13_upgrade|g" \
-        >  $PREFIX_ABS/alpha13_upgrade/etc/smb.conf
-
-       cp -a $alpha13_dir/private/*.keytab $PREFIX_ABS/alpha13_upgrade_full/private/
-       cp -a $alpha13_dir/sysvol $PREFIX_ABS/alpha13_upgrade_full/
-       mkdir $PREFIX_ABS/alpha13_upgrade_full/etc/
-       cat $alpha13_dir/etc/smb.conf.template | \
-              sed "s|@@PREFIX@@|$PREFIX_ABS/alpha13_upgrade_full|g" \
-        >  $PREFIX_ABS/alpha13_upgrade_full/etc/smb.conf
-}
-
-remove_dns_user() {
-       # This is done, because otherwise the upgrdeprovision will not run without --full
-       $BINDIR/ldbdel -H tdb://$PREFIX_ABS/alpha13_upgrade/private/sam.ldb cn=dns,cn=users,dc=alpha13,dc=samba,dc=corp
-}
-
-reindex() {
-       $BINDIR/samba-tool dbcheck --reindex -H tdb://$PREFIX_ABS/alpha13_upgrade/private/sam.ldb $@
-}
-
-# This should 'fail', because it returns the number of modified records
-dbcheck() {
-       $BINDIR/samba-tool dbcheck --cross-ncs --fix --yes -H tdb://$PREFIX_ABS/alpha13_upgrade/private/sam.ldb $@
-}
-
-dbcheck_clean() {
-       $BINDIR/samba-tool dbcheck --cross-ncs -H tdb://$PREFIX_ABS/alpha13_upgrade/private/sam.ldb $@
-}
-
-# This should 'fail', because it returns the number of modified records
-dbcheck_full() {
-       $BINDIR/samba-tool dbcheck --cross-ncs --fix --yes -H tdb://$PREFIX_ABS/alpha13_upgrade_full/private/sam.ldb $@
-}
-
-dbcheck_full_clean() {
-       $BINDIR/samba-tool dbcheck --cross-ncs -H tdb://$PREFIX_ABS/alpha13_upgrade_full/private/sam.ldb $@
-}
-
-upgradeprovision() {
-	$PYTHON $BINDIR/samba_upgradeprovision -s "$PREFIX_ABS/alpha13_upgrade/etc/smb.conf" --debugchange
-}
-
-upgradeprovision_full() {
-	$PYTHON $BINDIR/samba_upgradeprovision -s "$PREFIX_ABS/alpha13_upgrade_full/etc/smb.conf" --full --debugchange
-}
-
-samba_upgradedns() {
-        $PYTHON $BINDIR/samba_upgradedns --dns-backend=SAMBA_INTERNAL -s "$PREFIX_ABS/alpha13_upgrade_full/etc/smb.conf"
-}
-
-referenceprovision() {
-        $PYTHON $BINDIR/samba-tool domain provision --server-role="dc" --domain=SAMBA --host-name=ares --realm=alpha13.samba.corp --targetdir=$PREFIX_ABS/alpha13_upgrade_reference --use-ntvfs
-}
-
-ldapcmp() {
-        $PYTHON $BINDIR/samba-tool ldapcmp tdb://$PREFIX_ABS/alpha13_upgrade_reference/private/sam.ldb tdb://$PREFIX_ABS/alpha13_upgrade_full/private/sam.ldb --two --filter=dNSProperty,dnsRecord,cn,displayName,versionNumber,systemFlags,msDS-HasInstantiatedNCs --skip-missing-dn
-}
-
-if [ -d $PREFIX_ABS/alpha13_upgrade ]; then
-  rm -fr $PREFIX_ABS/alpha13_upgrade
-fi
-
-if [ -d $PREFIX_ABS/alpha13_upgrade_full ]; then
-  rm -fr $PREFIX_ABS/alpha13_upgrade_full
-fi
-
-if [ -d $PREFIX_ABS/alpha13_upgrade_reference ]; then
-  rm -fr $PREFIX_ABS/alpha13_upgrade_reference
-fi
-
-if [ -d $alpha13_dir ]; then
-    testit "alpha13" alpha13
-    testit "remove_dns_user" remove_dns_user
-    testit "upgradeprovision" upgradeprovision
-    testit "upgradeprovision_full" upgradeprovision_full
-    testit "reindex" reindex
-    testit_expect_failure "dbcheck" dbcheck
-    testit "dbcheck_clean" dbcheck_clean
-    testit_expect_failure "dbcheck_full" dbcheck_full
-    testit "dbcheck_full_clean" dbcheck_full_clean
-    testit "referenceprovision" referenceprovision
-    testit "samba_upgradedns" samba_upgradedns
-    testit "ldapcmp" ldapcmp
-else
-    subunit_start_test "alpha13"
-    subunit_skip_test "alpha13" <<EOF
-no test provision
-EOF
-
-    subunit_start_test "remove_dns_user"
-    subunit_skip_test "remove_dns_user" <<EOF
-no test provision
-EOF
-
-    subunit_start_test "upgradeprovision"
-    subunit_skip_test "upgradeprovision" <<EOF
-no test provision
-EOF
-    subunit_start_test "upgradeprovision_full"
-    subunit_skip_test "upgradeprovision_full" <<EOF
-no test provision
-EOF
-    subunit_start_test "reindex"
-    subunit_skip_test "reindex" <<EOF
-no test provision
-EOF
-    subunit_start_test "dbcheck"
-    subunit_skip_test "dbcheck" <<EOF
-no test provision
-EOF
-    subunit_start_test "dbcheck_clean"
-    subunit_skip_test "dbcheck_clean" <<EOF
-no test provision
-EOF
-    subunit_start_test "dbcheck_full"
-    subunit_skip_test "dbcheck_full" <<EOF
-no test provision
-EOF
-    subunit_start_test "dbcheck_full_clean"
-    subunit_skip_test "dbcheck_full_clean" <<EOF
-no test provision
-EOF
-    subunit_start_test "samba_dnsupgrade"
-    subunit_skip_test "samba_dnsupgrade" <<EOF
-no test provision
-EOF
-    subunit_start_test "referenceprovision"
-    subunit_skip_test "referenceprovision" <<EOF
-no test provision
-EOF
-    subunit_start_test "ldapcmp"
-    subunit_skip_test "ldapcmp" <<EOF
-no test provision
-EOF
-fi
-
-exit $failed
diff --git a/testprogs/blackbox/upgradeprovision-oldrelease.sh b/testprogs/blackbox/upgradeprovision-oldrelease.sh
new file mode 100755
index 0000000000..593babcd5a
--- /dev/null
+++ b/testprogs/blackbox/upgradeprovision-oldrelease.sh
@@ -0,0 +1,203 @@
+#!/bin/sh
+
+if [ $# -lt 1 ]; then
+cat <<EOF
+Usage: dbcheck.sh PREFIX RELEASE
+EOF
+exit 1;
+fi
+
+PREFIX_ABS="$1"
+RELEASE="$2"
+shift 2
+
+. `dirname $0`/subunit.sh
+
+release_dir=`dirname $0`/../../source4/selftest/provisions/${RELEASE}
+
+undump() {
+       if test -x $BINDIR/tdbrestore;
+       then
+	`dirname $0`/../../source4/selftest/provisions/undump.sh $release_dir $PREFIX_ABS/${RELEASE}_upgrade $BINDIR/tdbrestore
+	`dirname $0`/../../source4/selftest/provisions/undump.sh $release_dir $PREFIX_ABS/${RELEASE}_upgrade_full $BINDIR/tdbrestore
+       else
+	`dirname $0`/../../source4/selftest/provisions/undump.sh $release_dir $PREFIX_ABS/${RELEASE}_upgrade
+	`dirname $0`/../../source4/selftest/provisions/undump.sh $release_dir $PREFIX_ABS/${RELEASE}_upgrade_full
+       fi
+       cp -a $release_dir/private/*.keytab $PREFIX_ABS/${RELEASE}_upgrade/private/
+       cp -a $release_dir/sysvol $PREFIX_ABS/${RELEASE}_upgrade/
+       mkdir $PREFIX_ABS/${RELEASE}_upgrade/etc/
+       cat $release_dir/etc/smb.conf.template | \
+              sed "s|@@PREFIX@@|$PREFIX_ABS/${RELEASE}_upgrade|g" \
+        >  $PREFIX_ABS/${RELEASE}_upgrade/etc/smb.conf
+
+       cp -a $release_dir/private/*.keytab $PREFIX_ABS/${RELEASE}_upgrade_full/private/
+       cp -a $release_dir/sysvol $PREFIX_ABS/${RELEASE}_upgrade_full/
+       mkdir $PREFIX_ABS/${RELEASE}_upgrade_full/etc/
+       cat $release_dir/etc/smb.conf.template | \
+              sed "s|@@PREFIX@@|$PREFIX_ABS/${RELEASE}_upgrade_full|g" \
+        >  $PREFIX_ABS/${RELEASE}_upgrade_full/etc/smb.conf
+}
+
+remove_dns_user() {
+    if [ x$RELEASE != x"release-4-0-0" ]; then
+       # This is done, because otherwise the upgrdeprovision will not run without --full
+	$BINDIR/ldbdel -H tdb://$PREFIX_ABS/${RELEASE}_upgrade/private/sam.ldb cn=dns,cn=users,dc=${RELEASE},dc=samba,dc=corp
+    fi
+}
+
+reindex() {
+       $BINDIR/samba-tool dbcheck --reindex -H tdb://$PREFIX_ABS/${RELEASE}_upgrade/private/sam.ldb $@
+}
+
+# This should 'fail', because it returns the number of modified records
+dbcheck() {
+       $BINDIR/samba-tool dbcheck --cross-ncs --fix --yes -H tdb://$PREFIX_ABS/${RELEASE}_upgrade/private/sam.ldb $@
+}
+
+dbcheck_clean() {
+       $BINDIR/samba-tool dbcheck --cross-ncs -H tdb://$PREFIX_ABS/${RELEASE}_upgrade/private/sam.ldb $@
+}
+
+# This should 'fail', because it returns the number of modified records
+dbcheck_full() {
+       $BINDIR/samba-tool dbcheck --cross-ncs --fix --yes -H tdb://$PREFIX_ABS/${RELEASE}_upgrade_full/private/sam.ldb $@
+}
+
+dbcheck_full_clean() {
+       $BINDIR/samba-tool dbcheck --cross-ncs -H tdb://$PREFIX_ABS/${RELEASE}_upgrade_full/private/sam.ldb $@
+}
+
+upgradeprovision() {
+	$PYTHON $BINDIR/samba_upgradeprovision -s "$PREFIX_ABS/${RELEASE}_upgrade/etc/smb.conf" --debugchange
+}
+
+upgradeprovision_full() {
+	$PYTHON $BINDIR/samba_upgradeprovision -s "$PREFIX_ABS/${RELEASE}_upgrade_full/etc/smb.conf" --full --debugchange
+}
+
+samba_upgradedns() {
+        $PYTHON $BINDIR/samba_upgradedns --dns-backend=SAMBA_INTERNAL -s "$PREFIX_ABS/${RELEASE}_upgrade_full/etc/smb.conf"
+}
+
+referenceprovision() {
+        $PYTHON $BINDIR/samba-tool domain provision --server-role="dc" --domain=SAMBA --host-name=ares --realm=${RELEASE}.samba.corp --targetdir=$PREFIX_ABS/${RELEASE}_upgrade_reference --use-ntvfs --host-ip=127.0.0.1 --host-ip6=::1
+}
+
+ldapcmp() {
+    if [ x$RELEASE != x"alpha13" ]; then
+         $PYTHON $BINDIR/samba-tool ldapcmp tdb://$PREFIX_ABS/${RELEASE}_upgrade_reference/private/sam.ldb tdb://$PREFIX_ABS/${RELEASE}_upgrade/private/sam.ldb --two --skip-missing-dn --filter=dnsRecord
+    fi
+}
+
+ldapcmp_full() {
+        $PYTHON $BINDIR/samba-tool ldapcmp tdb://$PREFIX_ABS/${RELEASE}_upgrade_reference/private/sam.ldb tdb://$PREFIX_ABS/${RELEASE}_upgrade_full/private/sam.ldb --two --filter=dNSProperty,dnsRecord,cn,displayName,versionNumber,systemFlags,msDS-HasInstantiatedNCs --skip-missing-dn
+}
+
+ldapcmp_sd() {
+        $PYTHON $BINDIR/samba-tool ldapcmp tdb://$PREFIX_ABS/${RELEASE}_upgrade_reference/private/sam.ldb tdb://$PREFIX_ABS/${RELEASE}_upgrade/private/sam.ldb --two --sd --skip-missing-dn
+}
+
+ldapcmp_full_sd() {
+        $PYTHON $BINDIR/samba-tool ldapcmp tdb://$PREFIX_ABS/${RELEASE}_upgrade_reference/private/sam.ldb tdb://$PREFIX_ABS/${RELEASE}_upgrade_full/private/sam.ldb --two --sd --skip-missing-dn
+}
+
+if [ -d $PREFIX_ABS/${RELEASE}_upgrade ]; then
+  rm -fr $PREFIX_ABS/${RELEASE}_upgrade
+fi
+
+if [ -d $PREFIX_ABS/${RELEASE}_upgrade_full ]; then
+  rm -fr $PREFIX_ABS/${RELEASE}_upgrade_full
+fi
+
+if [ -d $PREFIX_ABS/${RELEASE}_upgrade_reference ]; then
+  rm -fr $PREFIX_ABS/${RELEASE}_upgrade_reference
+fi
+
+if [ -d $release_dir ]; then
+    testit $RELEASE undump
+    testit "remove_dns_user" remove_dns_user
+    testit "upgradeprovision" upgradeprovision
+    testit "upgradeprovision_full" upgradeprovision_full
+    testit "reindex" reindex
+    # So far, only releases before 4.0.0rc6 need a dbcheck if upgradeprovision has already been run
+    if [ x$RELEASE != x"release-4-0-0" ]; then
+	testit_expect_failure "dbcheck" dbcheck
+    fi
+    testit_expect_failure "dbcheck_full" dbcheck_full
+    testit "dbcheck_clean" dbcheck_clean
+    testit "dbcheck_full_clean" dbcheck_full_clean
+    testit "referenceprovision" referenceprovision
+    testit "samba_upgradedns" samba_upgradedns
+    testit "ldapcmp" ldapcmp
+    testit "ldapcmp_sd" ldapcmp_sd
+    testit "ldapcmp_full_sd" ldapcmp_full_sd
+else
+    subunit_start_test "${RELEASE}"
+    subunit_skip_test "${RELEASE}" <<EOF
+no test provision
+EOF
+
+    subunit_start_test "remove_dns_user"
+    subunit_skip_test "remove_dns_user" <<EOF
+no test provision
+EOF
+
+    subunit_start_test "upgradeprovision"
+    subunit_skip_test "upgradeprovision" <<EOF
+no test provision
+EOF
+    subunit_start_test "upgradeprovision_full"
+    subunit_skip_test "upgradeprovision_full" <<EOF
+no test provision
+EOF
+    subunit_start_test "reindex"
+    subunit_skip_test "reindex" <<EOF
+no test provision
+EOF
+    subunit_start_test "dbcheck"
+    subunit_skip_test "dbcheck" <<EOF
+no test provision
+EOF
+    subunit_start_test "dbcheck_clean"
+    subunit_skip_test "dbcheck_clean" <<EOF
+no test provision
+EOF
+    # So far, only releases before 4.0.0rc6 need a dbcheck if upgradeprovision has already been run
+    if [ x$RELEASE != x"release-4-0-0" ]; then
+	subunit_start_test "dbcheck_full"
+	subunit_skip_test "dbcheck_full" <<EOF
+no test provision
+EOF
+    fi
+    subunit_start_test "dbcheck_full_clean"
+    subunit_skip_test "dbcheck_full_clean" <<EOF
+no test provision
+EOF
+    subunit_start_test "samba_dnsupgrade"
+    subunit_skip_test "samba_dnsupgrade" <<EOF
+no test provision
+EOF
+    subunit_start_test "referenceprovision"
+    subunit_skip_test "referenceprovision" <<EOF
+no test provision
+EOF
+    subunit_start_test "ldapcmp"
+    subunit_skip_test "ldapcmp" <<EOF
+no test provision
+EOF
+    subunit_start_test "ldapcmp_full"
+    subunit_skip_test "ldapcmp_full" <<EOF
+no test provision
+EOF
+    subunit_start_test "ldapcmp_sd"
+    subunit_skip_test "ldapcmp_sd" <<EOF
+no test provision
+EOF
+    subunit_start_test "ldapcmp_full_sd"
+    subunit_skip_test "ldapcmp_full_sd" <<EOF
+no test provision
+EOF
+fi
+
+exit $failed
-- 
cgit