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Manage case of an empty file with smartctl results

This commit is contained in:
Jeremy Gardais 2020-02-20 14:47:33 +01:00
parent fb1094308d
commit b05d10771c
Signed by: jegardai
GPG Key ID: E759BAA22501AF32
1 changed files with 18 additions and 15 deletions
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33
xymon/plugins/client/ext/smart
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@ -27,25 +27,28 @@ is_disk_support_smart() {
[ "${debug}" -eq "0" ] && printf "${c_magentab}%-6b${c_reset}\n" "DEBUG : is_disk_support_smart func − check if SMART is supported on : ${_disk}." [ "${debug}" -eq "0" ] && printf "${c_magentab}%-6b${c_reset}\n" "DEBUG : is_disk_support_smart func − check if SMART is supported on : ${_disk}."
if test -f "${_smarctl_support_result}"; then rm -f "${_smarctl_support_result}"; fi if test -f "${_smarctl_support_result}"; then rm -f -- "${_smarctl_support_result}"; fi
## Grep only "support" lines from disk's informations ## Grep only "support" lines from disk's informations
smartctl -d "${_type}" -i -- "${_disk}" | grep -E "^SMART support is:" -- > "${_smarctl_support_result}" smartctl -d "${_type}" -i -- "${_disk}" | grep -E "^SMART support is:" -- > "${_smarctl_support_result}"
## TODO: Test if grep successfully got something ## If the file is not empty
if test -s "${_smarctl_support_result}"; then
## Parse all "support" lines ## Parse all "support" lines
while IFS= read -r _LINE; do while IFS= read -r _LINE; do
if ! printf -- '%s' "${_LINE}" | grep -q -E -- "(Enabled|Available)" if ! printf -- '%s' "${_LINE}" | grep -q -E -- "(Enabled|Available)"
then then
smart_support_msg="${_LINE}" smart_support_msg="${_LINE}"
fi fi
done < "${_smarctl_support_result}" done < "${_smarctl_support_result}"
else
smart_support_msg="smartctl was not able to open ${_disk} DEVICE with ${_type} TYPE."
fi
if [ -z "${smart_support_msg}" ]; then if [ -z "${smart_support_msg}" ]; then
[ "${debug}" -eq "0" ] && printf "${c_magentab}%-6b${c_reset}\n" "DEBUG : is_disk_support_smart func − SMART seems fully supported on : ${_disk}." [ "${debug}" -eq "0" ] && printf "${c_magentab}%-6b${c_reset}\n" "DEBUG : is_disk_support_smart func − SMART seems fully supported on : ${_disk} with ${_type} type."
else else
[ "${debug}" -eq "0" ] && printf "${c_magentab}%-6b${c_reset}\n" "DEBUG : is_disk_support_smart func − SMART is not fully supported on : ${_disk}. See smartctl informations :\n${smart_support_msg}" [ "${debug}" -eq "0" ] && printf "${c_magentab}%-6b${c_reset}\n" "DEBUG : is_disk_support_smart func − SMART is not fully supported on : ${_disk} with ${_type} type. See smartctl informations :\n${smart_support_msg}"
fi fi
rm -f -- "${_smarctl_support_result}" rm -f -- "${_smarctl_support_result}"
@ -77,8 +80,8 @@ choose_correct_type() {
} }
## }}} ## }}}
if test -f /tmp/dres; then rm -f /tmp/dres; fi if test -f /tmp/dres; then rm -f -- /tmp/dres; fi
if test -f /tmp/dscan; then rm -f /tmp/dscan; fi if test -f /tmp/dscan; then rm -f -- /tmp/dscan; fi
# Get the list of all available devices # Get the list of all available devices
smartctl --scan > /tmp/dscan smartctl --scan > /tmp/dscan
@ -144,6 +147,6 @@ $(< /tmp/dcheck cut -c2-)
$(cat /tmp/dres) $(cat /tmp/dres)
" "
rm -f /tmp/dres /tmp/dcheck /tmp/dscan rm -f -- /tmp/dres /tmp/dcheck /tmp/dscan
exit 0 exit 0