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Added fix in notify_mail() for different switch to mailx command between Linux distro

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This commit is contained in:
Patrick Van der Veken 2022-02-16 21:03:14 +01:00
parent c8cc6bd89f
commit f2e52dc4ff
1 changed files with 45 additions and 18 deletions
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63
opt/hc/lib/core/notify_mail.sh
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@ -30,7 +30,7 @@
function notify_mail
{
# ------------------------- CONFIGURATION starts here -------------------------
typeset _VERSION="2019-04-20" # YYYY-MM-DD
typeset _VERSION="2022-02-16" # YYYY-MM-DD
typeset _SUPPORTED_PLATFORMS="AIX,HP-UX,Linux" # uname -s match
# ------------------------- CONFIGURATION ends here ---------------------------
@ -58,6 +58,7 @@ typeset _MAIL_ATTACH_BIT=""
typeset _MAIL_METHOD=""
typeset _MAIL_RC=0
typeset _MAILX_BIN=""
typeset _MAILX_ATTACH_SWITCH=""
typeset _MUTT_BIN=""
typeset _SENDMAIL_BIN=""
typeset _UUENCODE_BIN=""
@ -90,6 +91,17 @@ case "${OS_NAME}" in
if [[ -x ${_MAILX_BIN} ]] && [[ -n "${_MAILX_BIN}" ]]
then
_MAIL_METHOD="mailx"
# check which switch we need for attaching a file:
# Debian/Ubuntu: -A file
# Redhat (Heirloom version): -a file
${_MAILX_BIN} -h 2>&1 | grep -q -e "-a FILE" >/dev/null 2>/dev/null
# shellcheck disable=SC2181
if (( $? == 0 ))
then
_MAILX_ATTACH_SWITCH="-a "
else
_MAILX_ATTACH_SWITCH="-A "
fi
else
_MAIL_METHOD="sendmail"
fi
@ -122,18 +134,18 @@ then
[[ -r "${_MAIL_INFO_TPL}" ]] || die "cannot read mail info template at ${_MAIL_INFO_TPL}"
eval "cat << __EOT
$(sed 's/[\$`]/\\&/g;s/<## @\([^ ]*\) ##>/${\1}/g' <${_MAIL_INFO_TPL})
__EOT" >${_TMP1_MAIL_FILE}
__EOT" >"${_TMP1_MAIL_FILE}"
fi
# create header part
[[ -r "${_MAIL_HEADER_TPL}" ]] || die "cannot read mail header template at ${_MAIL_HEADER_TPL}"
eval "cat << __EOT
$(sed 's/[\$`]/\\&/g;s/<## @\([^ ]*\) ##>/${\1}/g' <${_MAIL_HEADER_TPL})
__EOT" >>${_TMP1_MAIL_FILE}
print "" >>${_TMP1_MAIL_FILE}
__EOT" >>"${_TMP1_MAIL_FILE}"
print "" >>"${_TMP1_MAIL_FILE}"
# create body part (from $HC_MSG_VAR)
print "${HC_MSG_VAR}" | while IFS=${MSG_SEP} read _MAIL_MSG_STC _ _MAIL_MSG_TEXT _MAIL_MSG_CUR_VAL _MAIL_MSG_EXP_VAL
print "${HC_MSG_VAR}" | while IFS=${MSG_SEP} read -r _MAIL_MSG_STC _ _MAIL_MSG_TEXT _MAIL_MSG_CUR_VAL _MAIL_MSG_EXP_VAL
do
# magically unquote if needed
if [[ -n "${_MAIL_MSG_TEXT}" ]]
@ -175,8 +187,8 @@ done
[[ -r "${_MAIL_BODY_TPL}" ]] || die "cannot read mail body template at ${_MAIL_BODY_TPL}"
eval "cat << __EOT
$(sed 's/[\$`]/\\&/g;s/<## @\([^ ]*\) ##>/${\1}/g' <${_MAIL_BODY_TPL})
__EOT" >>${_TMP1_MAIL_FILE}
print "" >>${_TMP1_MAIL_FILE}
__EOT" >>"${_TMP1_MAIL_FILE}"
print "" >>"${_TMP1_MAIL_FILE}"
# HC STDOUT log? (drop the .$$ bit)
_MAIL_STDOUT_LOG="${EVENTS_DIR}/${DIR_PREFIX}/${_MAIL_FAIL_ID}/${_HC_STDOUT_LOG_SHORT%.*}"
@ -184,7 +196,14 @@ if [[ -s "${_MAIL_STDOUT_LOG}" ]]
then
# shellcheck disable=SC2034
_MAIL_STDOUT_MSG="${_MAIL_STDOUT_LOG}"
_MAIL_ATTACH_BIT="-a ${_MAIL_STDOUT_LOG}"
case "${_MAIL_METHOD}" in
"mailx")
_MAIL_ATTACH_BIT="${_MAILX_ATTACH_SWITCH} ${_MAIL_STDOUT_LOG}"
;;
*)
_MAIL_ATTACH_BIT="-a ${_MAIL_STDOUT_LOG}"
;;
esac
else
# shellcheck disable=SC2034
_MAIL_STDOUT_MSG="no log file available"
@ -195,7 +214,14 @@ if [[ -s "${_MAIL_STDERR_LOG}" ]]
then
# shellcheck disable=SC2034
_MAIL_STDERR_MSG="${_MAIL_STDERR_LOG}"
_MAIL_ATTACH_BIT="${_MAIL_ATTACH_BIT} -a ${_MAIL_STDERR_LOG}"
case "${_MAIL_METHOD}" in
"mailx")
_MAIL_ATTACH_BIT="${_MAIL_ATTACH_BIT} ${_MAILX_ATTACH_SWITCH} ${_MAIL_STDERR_LOG}"
;;
*)
_MAIL_ATTACH_BIT="${_MAIL_ATTACH_BIT} -a ${_MAIL_STDERR_LOG}"
;;
esac
else
# shellcheck disable=SC2034
_MAIL_STDERR_MSG="no log file available"
@ -205,28 +231,29 @@ fi
[[ -r ${_MAIL_FOOTER_TPL} ]] || die "cannot read mail body template at ${_MAIL_FOOTER_TPL}"
eval "cat << __EOT
$(sed 's/[\$`]/\\&/g;s/<## @\([^ ]*\) ##>/${\1}/g' <${_MAIL_FOOTER_TPL})
__EOT" >>${_TMP1_MAIL_FILE}
__EOT" >>"${_TMP1_MAIL_FILE}"
# combine and send message components
case "${_MAIL_METHOD}" in
"mailx")
# remove non-ASCII characters to avoid Exchange ATT00001.bin
cat ${_TMP1_MAIL_FILE} | tr -cd '[:print:]\n' 2>/dev/null |\
# shellcheck disable=SC2086
tr -cd '[:print:]\n' < "${_TMP1_MAIL_FILE}" 2>/dev/null |\
${_MAILX_BIN} ${_MAIL_ATTACH_BIT} -s "${_SUBJ_MSG}" "${ARG_MAIL_TO}"
_MAIL_RC=$?
;;
"mutt")
# attach bit goes at the end
cat ${_TMP1_MAIL_FILE} 2>/dev/null |\
${_MUTT_BIN} -s "${_SUBJ_MSG}" "${ARG_MAIL_TO}" ${_MAIL_ATTACH_BIT}
# shellcheck disable=SC2086
${_MUTT_BIN} -s "${_SUBJ_MSG}" "${ARG_MAIL_TO}" ${_MAIL_ATTACH_BIT} <"${_TMP1_MAIL_FILE}"
_MAIL_RC=$?
;;
"sendmail")
[[ -s "${_MAIL_STDOUT_LOG}" ]] && \
uuencode ${_MAIL_STDOUT_LOG} stdout.log >>${_TMP2_MAIL_FILE} 2>/dev/null
uuencode "${_MAIL_STDOUT_LOG}" stdout.log >>"${_TMP2_MAIL_FILE}" 2>/dev/null
[[ -s "${_MAIL_STDERR_LOG}" ]] && \
uuencode ${_MAIL_STDERR_LOG} stderr.log >>${_TMP2_MAIL_FILE} 2>/dev/null
cat ${_TMP1_MAIL_FILE} ${_TMP2_MAIL_FILE} 2>/dev/null | ${_SENDMAIL_BIN} -t
uuencode "${_MAIL_STDERR_LOG}" stderr.log >>"${_TMP2_MAIL_FILE}" 2>/dev/null
cat "${_TMP1_MAIL_FILE}" "${_TMP2_MAIL_FILE}" 2>/dev/null | ${_SENDMAIL_BIN} -t
_MAIL_RC=$?
;;
*)
@ -242,8 +269,8 @@ else
fi
# clean up temporary files
[[ -f ${_TMP1_MAIL_FILE} ]] && rm -f ${_TMP1_MAIL_FILE} >/dev/null 2>&1
[[ -f ${_TMP2_MAIL_FILE} ]] && rm -f ${_TMP2_MAIL_FILE} >/dev/null 2>&1
[[ -f ${_TMP1_MAIL_FILE} ]] && rm -f "${_TMP1_MAIL_FILE}" >/dev/null 2>&1
[[ -f ${_TMP2_MAIL_FILE} ]] && rm -f "${_TMP2_MAIL_FILE}" >/dev/null 2>&1
return 0
}