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Add Notice and example description for add_option_to_fstab method.

This commit is contained in:
Samson-W 2018-11-15 02:47:55 +08:00
parent fcdf429202
commit f44528cddb
1 changed files with 8 additions and 4 deletions
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12
lib/utils.sh
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@ -329,16 +329,20 @@ has_mounted_option() {
}
# Setup mount option in fstab
# Notice: The format of the entry in the fstab file must be in the format shown in the following example, otherwise an error may occur.
add_option_to_fstab() {
local PARTITION=$1
local OPTION=$2
debug "Setting $OPTION for $PARTITION in fstab"
backup_file "/etc/fstab"
# For example :
# /dev/sda9 /home ext4 auto,acl,errors=remount-ro 0 2
# /dev/sda9 /home ext4 auto,acl,errors=remount-ro,nodev 0 2
debug "Sed command : sed -ie \"s;\(.*\)\(\s*\)\s\($PARTITION\)\s\(\s*\)\(\w*\)\(\s*\)\(\w*\)*;\1\2 \3 \4\5\6\7,$OPTION;\" /etc/fstab"
# For example :
# local PARTITION="/home"
# local OPTION="nosuid"
# UUID=40327bc9-f9d1-5816-a312-df307cc8732e /home ext4 errors=remount-ro 0 2
# UUID=40327bc9-f9d1-5816-a312-df307cc8732e /home ext4 errors=remount-ro,nosuid 0 2
# debug "Sed command : sed -ie \"s;\(.*\)\(\s*\)\s\($PARTITION\)\s\(\s*\)\(\w*\)\(\s*\)\(\w*\)*;\1\2 \3 \4\5\6\7,$OPTION;\" /etc/fstab"
# sed -ie "s;\(.*\)\(\s*\)\s\($PARTITION\)\s\(\s*\)\(\w*\)\(\s*\)\(\w*\)*;\1\2 \3 \4\5\6\7,$OPTION;" /etc/fstab
debug "Sed -ie "s;\(^[^#].*${PARTITION}\)\(\s.*\)\(\s\w.*\)\(\s[0-2]\s*[0-2]\);\1\2\3,${OPTION}\4;" /etc/fstab"
sed -ie "s;\(^[^#].*${PARTITION}\)\(\s.*\)\(\s\w.*\)\(\s[0-2]\s*[0-2]\);\1\2\3,${OPTION}\4;" /etc/fstab
}