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Merge "Fix /dev/pts mount options handling"

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This commit is contained in:
Zuul 2017-12-01 02:01:46 +00:00 committed by Gerrit Code Review
commit 6ab9655ca3
3 changed files with 18 additions and 21 deletions
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10
diskimage_builder/elements/yum-minimal/root.d/08-yum-chroot
View file

@ -23,6 +23,8 @@ fi
set -eu
set -o pipefail
source $_LIB/common-functions
if [ -f ${TARGET_ROOT}/.extra_settings ] ; then
. ${TARGET_ROOT}/.extra_settings
fi
@ -228,13 +230,7 @@ function _install_pkg_manager {
sudo mkdir -p $TARGET_ROOT/proc $TARGET_ROOT/dev $TARGET_ROOT/sys
sudo mount -t proc none $TARGET_ROOT/proc
sudo mount --bind /dev $TARGET_ROOT/dev
# Kernel commit https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=eedf265aa003b4781de24cfed40a655a664457e6
# introduced in v4.7 allows multiple instances of devpts. However,
# some distributions are running older kernels so we need to take
# care on what options we use to mount a new instance of devpts
# filesystem since it's not completely independent. The best thing
# to do is to simply use the existing mount options.
sudo mount -t devpts -o $(mount | grep devpts | sed 's/.*(\(.*\))/\1/') devpts $TARGET_ROOT/dev/pts
sudo mount -t devpts $(mount_dev_pts_options) devpts $TARGET_ROOT/dev/pts
sudo mount -t sysfs none $TARGET_ROOT/sys
# initalize rpmdb

10
diskimage_builder/elements/zypper-minimal/root.d/08-zypper-chroot
View file

@ -24,6 +24,8 @@ fi
set -eu
set -o pipefail
source $_LIB/common-functions
function cleanup() {
sudo umount $TARGET_ROOT/proc
sudo umount $TARGET_ROOT/dev/pts
@ -91,13 +93,7 @@ sudo zypper ${ZYPPER_TARGET_OPTS} refresh
sudo mkdir -p $TARGET_ROOT/proc $TARGET_ROOT/dev $TARGET_ROOT/sys
sudo mount -t proc none $TARGET_ROOT/proc
sudo mount --bind /dev $TARGET_ROOT/dev
# Kernel commit https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=eedf265aa003b4781de24cfed40a655a664457e6
# introduced in v4.7 allows multiple instances of devpts. However,
# some distributions are running older kernels so we need to take
# care on what options we use to mount a new instance of devpts
# filesystem since it's not completely independent. The best thing
# to do is to simply use the existing mount options.
sudo mount -t devpts -o $(mount | grep devpts | sed 's/.*(\(.*\))/\1/') devpts $TARGET_ROOT/dev/pts
sudo mount -t devpts $(mount_dev_pts_options) devpts $TARGET_ROOT/dev/pts
sudo mount -t sysfs none $TARGET_ROOT/sys
# Install filesystem, base and useful tools

19
diskimage_builder/lib/common-functions
View file

@ -312,17 +312,22 @@ function create_base () {
mount_proc_dev_sys
}
# Get mount options for mounting /dev/pts
# Kernel commit https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=eedf265aa003b4781de24cfed40a655a664457e6
# introduced in v4.7 allows multiple instances of devpts. However,
# some distributions are running older kernels so we need to take
# care on what options we use to mount a new instance of devpts
# filesystem since it's not completely independent. The best thing
# to do is to simply use the existing mount options.
function mount_dev_pts_options() {
echo "-o $(findmnt --first-only /dev/pts --noheadings --output OPTIONS)"
}
function mount_proc_dev_sys () {
# supporting kernel file systems
sudo mount -t proc none $TMP_MOUNT_PATH/proc
sudo mount --bind /dev $TMP_MOUNT_PATH/dev
# Kernel commit https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=eedf265aa003b4781de24cfed40a655a664457e6
# introduced in v4.7 allows multiple instances of devpts. However,
# some distributions are running older kernels so we need to take
# care on what options we use to mount a new instance of devpts
# filesystem since it's not completely independent. The best thing
# to do is to simply use the existing mount options.
sudo mount -t devpts -o $(mount | grep devpts | sed 's/.*(\(.*\))/\1/') devpts $TMP_MOUNT_PATH/dev/pts
sudo mount -t devpts $(mount_dev_pts_options) devpts $TMP_MOUNT_PATH/dev/pts
sudo mount -t sysfs none $TMP_MOUNT_PATH/sys
}