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author | Max Hirschhorn <max.hirschhorn@mongodb.com> | 2019-06-03 18:54:59 -0400 |
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committer | Max Hirschhorn <max.hirschhorn@mongodb.com> | 2019-06-03 18:54:59 -0400 |
commit | c710c8429d0c1dde5324d7fdbe2c5e1485bd8450 (patch) | |
tree | eed407603084eda9eb927ff1d3f7a83ad0353c72 | |
parent | 6ac1954e5b735d86d0624e408848365883efe1d7 (diff) | |
download | mongo-c710c8429d0c1dde5324d7fdbe2c5e1485bd8450.tar.gz |
SERVER-41393 Identify devices by their UUID in /etc/fstab.
This ensures they are automatically mounted following a machine reboot.
(cherry picked from commit 79091ef290d1c0d73f663787c7982cc4fef2959e)
-rwxr-xr-x | buildscripts/mount_drives.sh | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/buildscripts/mount_drives.sh b/buildscripts/mount_drives.sh index a861bac6352..0070d9b0abc 100755 --- a/buildscripts/mount_drives.sh +++ b/buildscripts/mount_drives.sh @@ -147,15 +147,24 @@ function mount_drive { /sbin/mdadm --detail --scan > /etc/mdadm.conf /sbin/blockdev --setra 32 $device_name else - device_name=$devices + device_name="/dev/$device_names" fi # Mount the $root_dir drive(s) /sbin/mkfs.$fs_type $mount_options -f $device_name - echo "$device_name /$root_dir auto noatime 0 0" | tee -a /etc/fstab + # We add an entry for the device to /etc/fstab so it is automatically mounted following a + # machine reboot. The device is not guaranteed to be assigned the same name across restarts so + # we use its UUID in order to identify it. + # + # We also specify type=$fs_type in the /etc/fstab entry because specifying type=auto on + # Amazon Linux AMI 2018.03 leads to the drive not being mounted automatically following a + # machine reboot. + device_uuid=$(blkid -o value -s UUID "$device_name") + echo "Adding entry to /etc/fstab for device '$device_name' with UUID '$device_uuid'" + echo "UUID=$device_uuid /$root_dir $fs_type noatime 0 0" | tee -a /etc/fstab mkdir /$root_dir || true chmod 777 /$root_dir - mount -t $fs_type $device_name /$root_dir + mount -t $fs_type "UUID=$device_uuid" /$root_dir for sub_dir in $sub_dirs do mkdir -p /$root_dir/$sub_dir |