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tape-admin: harden validation of input-parameters in parse_params()

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- introduce --get-mediapolicy
- correct parsing of ltfs_params

Signed-off-by: Ralf Zerres <ralf.zerres@networkx.de>
This commit is contained in:
Ralf Zerres
2018-12-31 03:36:09 +01:00
parent d484703c98
commit c1c67659af
1 changed files with 54 additions and 42 deletions
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96
bin/tape-admin
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@@ -1502,11 +1502,11 @@ parse_params () {
--add-retensiondays)
shift 1
pool_params=${*}
pool_params="${pool_params%% -*}"
pool_params="${pool_params%% -[-a-z]*}"
params=$*
set -- $pool_params
count=$#
test $count -lt 2 && usage
test $count -lt 2 && printf "missing arguments: mediapool_name, volume_name\n" && exit 1
mediapool_name="$1"
volume_name="$2"
test $count -ge 3 && retension_days="$3"
@@ -1521,16 +1521,31 @@ parse_params () {
--get-lastwrite)
shift 1
pool_params=${*}
pool_params="${pool_params%% -*}"
pool_params="${pool_params%% -[a-z]*}"
params=$*
set -- $pool_params
count=$#
test $count -lt 2 && printf "missing arguments: mediapool_name, volume_name\n" && exit 1
test $count -ge 1 && mediapool_name="$1"
test $count -ge 2 && volume_name="$2"
set -- $params
shift $count
cmd=get-lastwrite
;;
--get-mediapolicy)
shift 1
pool_params=${*}
pool_params="${pool_params%% -[a-z]*}"
params=$*
set -- $pool_params
count=$#
test $count -lt 2 && printf "missing arguments: mediapool_name, volume_name\n" && exit 1
test $count -ge 1 && mediapool_name="$1"
test $count -ge 2 && volume_name="$2"
set -- $params
shift $count
cmd=get-mediapolicy
;;
--get-mediapool-name)
volume_name=$2
shift 2
@@ -1543,10 +1558,11 @@ parse_params () {
--get-poolmember)
shift 1
pool_params=${*}
pool_params="${pool_params%% -*}"
pool_params="${pool_params%% -[a-z]*}"
params=$*
set -- $pool_params
count=$#
test $count -lt 1 && printf "missing argument: mediapool_name\n" && exit 1
test $count -ge 1 && mediapool_name="$1"
test $count -ge 2 && volume_name="$2"
set -- $params
@@ -1556,10 +1572,11 @@ parse_params () {
--get-poolmember-next)
shift 1
pool_params=${*}
pool_params="${pool_params%% -*}"
pool_params="${pool_params%% -[a-z]*}"
params=$*
set -- $pool_params
count=$#
test $count -lt 1 && printf "missing argument: mediapool_name\n" && exit 1
test $count -ge 1 && mediapool_name="$1"
test $count -ge 2 && volume_name="$2"
set -- $params
@@ -1569,36 +1586,25 @@ parse_params () {
--get-retensiondate)
shift 1
pool_params=${*}
pool_params="${pool_params%% -*}"
pool_params="${pool_params%% -[-a-z]*}"
params=$*
set -- $pool_params
count=$#
test $count -lt 2 && printf "missing arguments: mediapool_name, volume_name\n" && exit 1
test $count -ge 1 && mediapool_name="$1"
test $count -ge 2 && volume_name="$2"
set -- $params
shift $count
cmd=get-retensiondate
;;
--get-retensiondate)
shift 1
pool_params=${*}
pool_params="${pool_params%% -*}"
params=$*
set -- $pool_params
count=$#
test $count -ge 1 && mediapool_name="$1"
set -- $params
shift $count
cmd=get-retensiondays
;;
--get-retensiondays)
shift 1
pool_params=${*}
pool_params="${pool_params%% -*}"
pool_params="${pool_params%% -[a-z]*}"
params=$*
set -- $pool_params
count=$#
test $count -lt 1 && usage
test $count -lt 1 && printf "missing argument: mediapool_name\n" && exit 1
mediapool_name="$1"
set -- $params
shift $count
@@ -1607,10 +1613,11 @@ parse_params () {
--get-slot)
shift 1
pool_params=${*}
pool_params="${pool_params%% -*}"
pool_params="${pool_params%% -[a-z]*}"
params=$*
set -- $pool_params
count=$#
test $count -lt 2 && printf "missing arguments: mediapool_name, volume_name\n" && exit 1
test $count -ge 1 && mediapool_name="$1"
test $count -ge 2 && volume_name="$2"
set -- $params
@@ -1620,10 +1627,11 @@ parse_params () {
--ltfs-format)
shift 1
ltfs_params=${*}
ltfs_params="${ltfs_params%% -*}"
ltfs_params="${ltfs_params%% -[a-z]*}"
params=$*
set -- $ltfs_params
count=$#
test $count -lt 1 && printf "missing argument: volume_name\n" && exit 1
test $count -ge 1 && volume_name="$1"
test $count -ge 2 && tape_id="$2"
set -- $params
@@ -1645,6 +1653,7 @@ parse_params () {
--ltfs-reformat)
shift 1
count=$#
test $count -lt 1 && printf "missing argument: volume_name\n" && exit 1
test $count -ge 1 && volume_name="$1"
shift $count
cmd=ltfs-reformat
@@ -1656,11 +1665,11 @@ parse_params () {
--media-change)
shift 1
tape_params=${*}
tape_params="${tape_params%% -*}"
tape_params="${tape_params%% -[a-z]*}"
params=$*
set -- $tape_params
count=$#
test $count -lt 1 && usage
test $count -lt 1 && printf "missing argument: mediapool_name\n" && exit 1
mediapool_name="$1"
test $count -ge 2 && volume_name="$2"
set -- $params
@@ -1670,11 +1679,11 @@ parse_params () {
--mount)
shift 1
tape_params=${*}
tape_params="${tape_params%% -*}"
tape_params="${tape_params%% -[a-z]*}"
params=$*
set -- $tape_params
count=$#
test $count -lt 1 && usage
test $count -lt 1 && printf "missing argument: mediapool_name\n" && exit 1
mediapool_name="$1"
test $count -ge 2 && volume_name="$2"
set -- $params
@@ -1684,11 +1693,11 @@ parse_params () {
--mtx-exchange)
shift
slots=${*}
slots="${slots%% -*}"
slots="${slots%% -[-a-z]*}"
params=$*
set -- $slots
count=$#
test $count -lt 2 && usage
test $count -lt 2 && printf "missing arguments: slot_source, slot_target\n" && exit 1
slot_source="$1"
slot_target="$2"
set -- $params
@@ -1698,7 +1707,7 @@ parse_params () {
--mtx-getlabel)
shift
slots=${*}
slots="${slots%% -*}"
slots="${slots%% -[-a-z]*}"
params=$*
set -- $slots
count=$#
@@ -1715,11 +1724,11 @@ parse_params () {
--mtx-load)
shift
slots=${*}
slots="${slots%% -*}"
slots="${slots%% -[-a-z]*}"
params=$*
set -- $slots
count=$#
test $count -lt 1 && usage
test $count -lt 1 && printf "missing argument: slot_source\n" && exit 1
slot_source="$1"
test $count -eq 2 && drive="$2"
set -- $params
@@ -1733,11 +1742,11 @@ parse_params () {
--mtx-transfer)
shift
slots=${*}
slots="${slots%% -*}"
slots="${slots%% -[-a-z]*}"
params=$*
set -- $slots
count=$#
test $count -lt 2 && usage
test $count -lt 2 && printf "missing argument: slot_source, slot_target\n" && exit 1
slot_source="${1}"
slot_target="${2}"
set -- $params
@@ -1747,11 +1756,11 @@ parse_params () {
--mtx-unload)
shift
slots=${*}
slots="${slots%% -*}"
slots="${slots%% -[-a-z]*}"
params=$*
set -- $slots
count=$#
test $count -lt 1 && usage
test $count -lt 1 && printf "missing argument: slot_source\n" && exit 1
slot_source="$1"
test $count -eq 2 && drive="$2"
set -- $params
@@ -1781,22 +1790,24 @@ parse_params () {
--ltfs-getattribute)
shift 1
ltfs_params=${*}
ltfs_params="${ltfs_params%% -*}"
ltfs_params="${ltfs_params%% -[-a-z]*}"
params=$*
set -- $ltfs_params
count=$#
test $count -eq 0 && ltfs_attribute_name="volumeName"
test $count -eq 1 && ltfs_attribute_name="$1"
set -- $params
shift $count
cmd=ltfs-getattribute
;;
--update-lastwrite)
shift 1
pool_params=${*}
pool_params="${pool_params%% -*}"
pool_params="${pool_params%% -[-a-z]*}"
params=$*
set -- $pool_params
count=$#
test $count -lt 2 && usage
test $count -lt 2 && printf "missing arguments: mediapool_name, volume_name\n" && exit 1
mediapool_name="$1"
volume_name="$2"
test $count -ge 3 && date_string="$3"
@@ -1807,11 +1818,11 @@ parse_params () {
--update-retensiondate)
shift 1
pool_params=${*}
pool_params="${pool_params%% -*}"
pool_params="${pool_params%% -[-a-z]*}"
params=$*
set -- $pool_params
count=$#
test $count -lt 2 && usage
test $count -lt 2 && printf "missing arguments: mediapool_name, volume_name\n" && exit 1
mediapool_name="$1"
volume_name="$2"
test $count -ge 3 && date_string="$3"
@@ -1822,12 +1833,13 @@ parse_params () {
--update-retensiondays)
shift 1
pool_params=${*}
pool_params="${pool_params%% -*}"
pool_params="${pool_params%% -[-a-z]*}"
params=$*
set -- $pool_params
count=$#
test $count -lt 2 && usage
test $count -lt 2 && printf "missing arguments: mediapool_name, retensiondays\n" && exit 1
mediapool_name="$1"
test $(expr $2 : '^[[:digit:]]\+') -eq 0 && printf "missing arguments: retensiondays must be an integer\n" && exit 1
mediapool_defaultretensiondays="$2"
set -- $params
shift $count