Correcting fstab handling to not always append entries forever when using persistency.
[live-boot-grml.git] / scripts / live-bottom / 12fstab
1 #!/bin/sh
2
3 #set -e
4
5 # initramfs-tools header
6
7 PREREQ=""
8 FSTAB=/root/etc/fstab
9
10 prereqs()
11 {
12         echo "${PREREQ}"
13 }
14
15 case "${1}" in
16         prereqs)
17                 prereqs
18                 exit 0
19                 ;;
20 esac
21
22 # live-initramfs header
23
24 . /scripts/live-functions
25
26 if [ -n "${NOFSTAB}" ]
27 then
28         exit 0
29 fi
30
31 log_begin_msg "Configuring fstab"
32
33 # live-initramfs script
34
35 # Create a fake fstab only if it doesn't exist or if its the debootstrap template
36 if [ ! -f "${FSTAB}" ] || grep -qs 'UNCONFIGURED FSTAB FOR BASE SYSTEM' "${FSTAB}"
37 then
38
39 cat > ${FSTAB} << EOF
40 # /etc/fstab: static file system information.
41 #
42 # <file system> <mount point>   <type>  <options>       <dump>  <pass>
43
44 EOF
45
46 fi
47
48 if ! grep -qs  "^${UNIONTYPE}" "${FSTAB}"
49 then
50         echo "${UNIONTYPE} / ${UNIONTYPE} rw 0 0" >> "${FSTAB}"
51 fi
52
53 if ! grep -qs "^tmpfs /tmp" "${FSTAB}"
54 then
55         echo "tmpfs /tmp tmpfs nosuid,nodev 0 0" >> "${FSTAB}"
56 fi
57
58 # disabled for now
59 #rm -f /root/etc/rcS.d/S*checkroot.sh
60
61 if [ "${NOFASTBOOT}" != "Yes" ]
62 then
63         touch root/fastboot
64 fi
65
66 log_end_msg