dev-util/schroot: add portage and zfs clone setup.d scripts

used by some releng machines

Signed-off-by: Georgy Yakovlev <gyakovlev@gentoo.org>

dev-util/schroot/files/06zfscloneopts

@@ -0,0 +1,44 @@
+#!/bin/sh
+# Copyright © 2020       Georgy Yakovlev <gyakovlev@gentoo.org>
+#
+# schroot is free software: you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# schroot is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see
+# <http://www.gnu.org/licenses/>.
+#
+#####################################################################
+
+set -e
+
+. "$SETUP_DATA_DIR/common-data"
+. "$SETUP_DATA_DIR/common-functions"
+. "$SETUP_DATA_DIR/common-config"
+
+if [ "$CHROOT_TYPE" = "zfs-snapshot" ] && [ -n "$CHROOT_ZFS_CLONE_NAME" ]; then
+
+    if [ $STAGE = "setup-start" ]; then
+
+        if ! zfs list "$CHROOT_ZFS_CLONE_NAME" >/dev/null 2>&1; then
+            fatal "Dataset '$CHROOT_ZFS_CLONE_NAME' does not exist"
+        fi
+
+	if [ "${ZFS_CLONE_OPTIONS+set}" = "set" ]; then
+        	if [ "$VERBOSE" = "verbose" ]; then
+            		zfs set $ZFS_CLONE_OPTIONS \
+	    			"$CHROOT_ZFS_CLONE_NAME"
+        	else
+            		zfs set $ZFS_CLONE_OPTIONS \
+                		"$CHROOT_ZFS_CLONE_NAME" > /dev/null
+		fi
+        fi
+    fi
+fi

dev-util/schroot/files/11gentoo

@@ -0,0 +1,61 @@
+#!/bin/sh
+# Copyright © 2020  	Georgy Yakovlev <gyakovlev@gentoo.org>
+#
+# schroot is free software: you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# schroot is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see
+# <http://www.gnu.org/licenses/>.
+#
+#####################################################################
+
+set -e
+
+. "$SETUP_DATA_DIR/common-data"
+. "$SETUP_DATA_DIR/common-functions"
+. "$SETUP_DATA_DIR/common-config"
+
+if [ "$VERBOSE" = "verbose" ]; then
+	VERBOSE_OPT="true"
+fi
+
+if [ "${PORTAGE_BASE_TMPDIR+set}" = "set" ] ; then
+	if [ "$STAGE" = "setup-start" ]; then
+		if [ ! -d "$PORTAGE_BASE_TMPDIR" ]; then
+			fatal "$PORTAGE_BASE_TMPDIR does not exist or not a directory"
+		fi
+		if [ "x$SESSION_ID" = x ]; then
+			fatal "SESSION_ID is not set"
+		fi
+		if [ ! -d "$PORTAGE_BASE_TMPDIR/schroot-$SESSION_ID" ]; then
+			mkdir ${VERBOSE_OPT+-v} \
+				"$PORTAGE_BASE_TMPDIR/schroot-$SESSION_ID"
+		fi
+		mkdir -p ${VERBOSE_OPT+-v} "$CHROOT_MOUNT_LOCATION/var/tmp/portage"
+		mount --make-private -o bind ${VERBOSE_OPT+-v}\
+			"$PORTAGE_BASE_TMPDIR/schroot-$SESSION_ID" \
+			"$CHROOT_MOUNT_LOCATION/var/tmp/portage"
+
+	elif [ "$STAGE" = "setup-stop" ]; then
+		if [ "$CHROOT_SESSION_PURGE" = true ] || \
+		[ "${CHROOT_NAME/#*_master/m}" = "m" ]; then
+			umount ${VERBOSE_OPT+-v} \
+				"$CHROOT_MOUNT_LOCATION/var/tmp/portage"
+			if [ -d "$PORTAGE_BASE_TMPDIR/schroot-$SESSION_ID" ]; then
+				 if [ "x$SESSION_ID" != x ]; then
+				 	rm -fr ${VERBOSE_OPT+-v} \
+						"$PORTAGE_BASE_TMPDIR/schroot-$SESSION_ID"
+				fi
+			fi
+		fi
+
+	fi
+fi

dev-util/schroot/files/schroot_prompt.sh

@@ -0,0 +1 @@
+[[ -f /etc/debian_chroot ]] && PS1="chr: $(< /etc/debian_chroot) ${PS1}"

dev-util/schroot/schroot-1.6.10_p12-r1.ebuild

@@ -101,6 +101,24 @@ src_test() {
 src_install() {
 	cmake_src_install
 
+	# debian-stype PS1 for chroot
+	# checks for /etc/debian_chroot file, which is created by schroot
+	insinto /etc/bash/bashrc.d
+	doins "${FILESDIR}/schroot_prompt.sh"
+
+	# gentoo /var/tmp/portage handler
+	# e.g. portage.base.tmpdir=/var/tmp/portage in config file
+	# will use a subdirectory of hosts $PORTAGE_TMPDIR
+	exeinto /etc/schroot/setup.d
+	doexe "${FILESDIR}/11gentoo"
+
+	# support for zfs clone options.
+	# zfs.clone.options=com.sun:auto-snapshot=false
+	if use zfs; then
+		exeinto /etc/schroot/setup.d
+		doexe "${FILESDIR}/06zfscloneopts"
+	fi
+
 	keepdir /var/lib/schroot/{session,unpack,union/{overlay,underlay}}
 
 	docinto /usr/share/doc/${PF}/contrib/setup.d