Replace parts by new common function
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@ -16,15 +16,29 @@ check_value_in_conf_file () {
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# Check the number of parameters
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if [ ${#} -ne 4 ]
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then
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echo -e "ERROR : when call check_value_in_conf_file function, bad parameters number expected : 4.\n"
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echo -e "${RED}ERROR : when call check_value_in_conf_file function, bad parameters number expected : 4.${NC}\n"
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return 1
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fi
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# Get parameters
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local name=${1}
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local conf_file=${2}
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local param_key=${3}
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local search_ok=${4}
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# Check if on param is empty or just contains space(s)
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if [[ -z "${1// }" ]] || [[ -z "${2// }" ]] || [[ -z "${3// }" ]] || [[ -z "${4// }" ]]
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then
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echo -e "${RED}ERROR : at least one parameter is empty, please provide all required params.${NC}\n"
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return 1
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fi
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# Get parameters and delete 'start' en 'end' spaces. For name conf_file
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local name=$(echo -e ${1} | sed -e 's/^[[:space:]]*//' -e 's/[[:space:]]*$//' | sed -e 's/[[:space:]]/[[:space:]]*/g')
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local conf_file=$(echo -e ${2} | sed -e 's/^[[:space:]]*//' -e 's/[[:space:]]*$//' | sed -e 's/[[:space:]]/[[:space:]]*/g')
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local param_key=$(echo -e ${3} | sed -e 's/^[[:space:]]*//' -e 's/[[:space:]]*$//' | sed -e 's/[[:space:]]/[[:space:]]*/g')
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local search_ok=$(echo -e ${4} | sed -e 's/^[[:space:]]*//' -e 's/[[:space:]]*$//')
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# Check if conf file exist
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if [[ ! -f "${conf_file}" ]]
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then
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echo -e "${RED}ERROR : file ${conf_file} NOT FOUND.${NC}\n"
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return 1
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fi
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# Print message to explain this check
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echo -e "Check ${BLUE}${name} ${param_key}${NC} config file ${conf_file} ..."
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@ -39,10 +53,11 @@ check_value_in_conf_file () {
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search_ok_to_grep=""
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for var_search_ok in ${list_search_ok[@]}
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do
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search_ok_to_grep=${search_ok_to_grep}'-e '"^[[:space:]]*${param_key}[[:space:]]*:\?[[:space:]]*${var_search_ok}[[:space:]]*$"' '
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done
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fi
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echo 1
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# Check if unexpected value is set (grep -v) (success if return code = 1)
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grep "^[[:space:]]*"${param_key} ${conf_file} | grep -q -v ${search_ok_to_grep}
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@ -57,7 +72,6 @@ check_value_in_conf_file () {
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# Unexpected value is not set
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else
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echo 2
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search_ok_to_grep="^[[:space:]]*"${param_key}"[[:space:]]*:\?[[:space:]]*"${search_ok}"[[:space:]]*$"
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# Boolean for final Return Code, if one return code in the loop -ne 0 -> set finalRC=1
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@ -2,107 +2,65 @@ print_config_title 'CHECK SNMP BASIC CONFIG'
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# This does NOT check if SNMP 'monitoring server' has configured this machine
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# Check /etc/snmp/snmpd.conf config file agentAddress, rocommunity and trapsink/trap2sink parameters
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echo -e "Check ${BLUE}SNMPD${NC} config file /etc/snmp/snmpd.conf"
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# Check if agentAddress exist but different than expected (success if return code = 1)
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grep "^[[:space:]]*agentAddress" /etc/snmp/snmpd.conf \
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|grep -E -q -v \
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-e "^[[:space:]]*agentAddress[[:space:]]*udp:127.0.0.1:161[[:space:]]*\$" \
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-e "^[[:space:]]*agentAddress[[:space:]]*udp:${IPV4_ADMIN_NETWORK}[0-2]?[0-9]?[0-9]?:161[[:space:]]*\$" \
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-e "^[[:space:]]*agentAddress[[:space:]]*udp6:\[::1\]:161[[:space:]]*\$" \
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-e "^[[:space:]]*agentAddress[[:space:]]*udp6:\[${IPV6_ADMIN_NETWORK}[0-9,a-f,\:]*\]:161[[:space:]]*\$"
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check_value_in_conf_file "SNMP" "/etc/snmp/snmpd.conf" "agentAddress" "udp:127.0.0.1:161 udp:${IPV4_ADMIN_LAN_IP}:161 udp6:\[::1\]:161 udp6:\[${IPV6_ADMIN_LAN_IP}\]:161"
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# Return Code
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RC=$?
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# agentAddress other IP than expected
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if [ $RC -eq 0 ]
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then
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SNMP_CONFIG_CHECK_FAILED="${SNMP_CONFIG_CHECK_FAILED} SNMPD agentAddress allow connection from unexpected IP, expected :\n'agentAddress udp:IPv4AdminLANlistenAddress:161'\n'agentAddress udp6:[IPv6AdminLANlistenAddress]:161'\nOPTIONAL : 'agentAddress udp:127.0.0.1:161'\nOPTIONAL : 'agentAddress udp6:[::1]:161' ;\n"
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echo -e "${RED}SNMPD agentAddress allow connection from UNEXPECTED IP : check KO${NC}\n"
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# Does not agentAddress unexpected IP
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else
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# Check expected IP are configured (IPv4 and IPv6) (success if return code = 0)
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grep -E -q "^[[:space:]]*agentAddress[[:space:]]*udp:${IPV4_ADMIN_NETWORK}[0-2]?[0-9]?[0-9]?:161[[:space:]]*\$" /etc/snmp/snmpd.conf
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# Return Code
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RCa=$?
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grep -E -q "^[[:space:]]*agentAddress[[:space:]]*udp6:\[${IPV6_ADMIN_NETWORK}[0-9,a-f,\:]*\]:161[[:space:]]*\$" /etc/snmp/snmpd.conf
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# Return Code
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RCb=$?
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# Expected IP are NOT configured (IPv4 and IPv6)
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if [ $RCa -ne 0 ] || [ $RCb -ne 0 ]
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then
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SNMP_CONFIG_CHECK_FAILED="${SNMP_CONFIG_CHECK_FAILED} All SNMPD agentAddress expected IP (IPv4 and IPv6) are not well configured, expected :\n'agentAddress udp:IPv4AdminLANlistenAddress:161'\n'agentAddress udp6:[IPv6AdminLANlistenAddress]:161'\nOPTIONAL : 'agentAddress udp:127.0.0.1:161'\nOPTIONAL : 'agentAddress udp6:[::1]:161'\n"
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echo -e "${RED}All SNMPD agentAddress expected IP (IPv4 and IPv6) are NOT well CONFIGURED : check KO${NC}\n"
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# Expected IP are configured (IPv4 and IPv6)
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else
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echo -e "${GREEN}SNMPD agentAddress expected IP are CONFIGURED : check OK${NC}\n"
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fi
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fi
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# Check if rocommunity exist but different than expected (success if return code = 1)
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grep "^[[:space:]]*rocommunity" /etc/snmp/snmpd.conf \
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|grep -q -v -e "^[[:space:]]*rocommunity[[:space:]]*public[[:space:]]*default[[:space:]]*\$"
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# Return Code
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RC=$?
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# Unexpected rocommunity found
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if [ $RC -eq 0 ]
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then
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SNMP_CONFIG_CHECK_FAILED="${SNMP_CONFIG_CHECK_FAILED} Unexpected rocommunity found, expected : rocommunity public default ;\n"
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echo -e "${RED}UNEXPECTED rocommunity found : check KO${NC}\n"
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# No unexpected rocommunity
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else
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# Check if expected rocommunity configured (success if return code = 0)
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grep -q "^[[:space:]]*rocommunity[[:space:]]*public[[:space:]]*default[[:space:]]*\$" /etc/snmp/snmpd.conf
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# Return Code
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RC=$?
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# Expected rocommunity NOT configured
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if [ $RC -ne 0 ]
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then
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SNMP_CONFIG_CHECK_FAILED="${SNMP_CONFIG_CHECK_FAILED} Expected rocommunity not configured, expected : rocommunity public default ;\n"
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echo -e "${RED} Expected rocommunity NOT CONFIGURED : check KO${NC}\n"
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# Expected rocommunity configured
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else
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echo -e "${GREEN}Expected rocommunity CONFIGURED : check OK${NC}\n"
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fi
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fi
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case ${?} in
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0) # OK, nothing to do
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;;
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1) # Error (wrong number of param or other)
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SNMP_CONFIG_CHECK_FAILED=${SNMP_CONFIG_CHECK_FAILED}" Error during agentAddress check with function check_value_in_conf_file, maybe incorrect number of parameter;"
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;;
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2) # Unexpected value is set
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SNMP_CONFIG_CHECK_FAILED=${SNMP_CONFIG_CHECK_FAILED}" agentAddress are not well configured or has other value, set agentAddress for IPv4 and IPv6 in Admin LAN and localhost;"
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;;
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3) # All expected values are NOT configured
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SNMP_CONFIG_CHECK_FAILED=${SNMP_CONFIG_CHECK_FAILED}" agentAddress are not well configured, set agentAddress for IPv4 and IPv6 in Admin LAN and localhost;"
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;;
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*) # Unknown return code...
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SNMP_CONFIG_CHECK_FAILED=${SNMP_CONFIG_CHECK_FAILED}" Error, unknown return code when calling check_value_in_conf_file to check agentAddress;"
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;;
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esac
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# Check if trapsink/trap2sink exist but different than expected (success if return code = 1)
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grep -E "^[[:space:]]*trap[2]?sink" /etc/snmp/snmpd.conf \
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|grep -E -q -v -e "^[[:space:]]*trap[2]?sink[[:space:]]*${NAME_MASTER_MONITORING}[[:space:]]*public[[:space:]]*\$"
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# No IPv6 here....
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check_value_in_conf_file "SNMP" "/etc/snmp/snmpd.conf" "rocommunity" "public[[:space:]]*127.0.0.1 public[[:space:]]*${IPV4_ADMIN_NETWORK}0/24"
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# Return Code
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RC=$?
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case ${?} in
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0) # OK, nothing to do
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;;
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1) # Error (wrong number of param or other)
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SNMP_CONFIG_CHECK_FAILED=${SNMP_CONFIG_CHECK_FAILED}" Error during rocommunity check with function check_value_in_conf_file, maybe incorrect number of parameter;"
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;;
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2) # Unexpected value is set
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SNMP_CONFIG_CHECK_FAILED=${SNMP_CONFIG_CHECK_FAILED}" rocommunity are not well configured or has other value, set 'rocommunity public 127.0.0.1' and 'rocommunity public ${IPV4_ADMIN_NETWORK}0/24';"
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;;
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3) # All expected values are NOT configured
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SNMP_CONFIG_CHECK_FAILED=${SNMP_CONFIG_CHECK_FAILED}" rocommunity are not well configured, set 'rocommunity public 127.0.0.1' and 'rocommunity public ${IPV4_ADMIN_NETWORK}0/24';"
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;;
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*) # Unknown return code...
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SNMP_CONFIG_CHECK_FAILED=${SNMP_CONFIG_CHECK_FAILED}" Error, unknown return code when calling check_value_in_conf_file to check rocommunity;"
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;;
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esac
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# Unexpected trapsink/trap2sink found
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if [ $RC -eq 0 ]
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then
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SNMP_CONFIG_CHECK_FAILED="${SNMP_CONFIG_CHECK_FAILED} Unexpected trapsink/trap2sink found, expected : trap2sink ${NAME_MASTER_MONITORING} public ;"
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echo -e "${RED}UNEXPECTED trapsink/trap2sink found : check KO${NC}\n"
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# No unexpected trapsink/trap2sink
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else
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# Check if expected trapsink/trap2sink configured (success if return code = 0)
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grep -E -q "^[[:space:]]*trap2sink[[:space:]]*${NAME_MASTER_MONITORING}[[:space:]]*public[[:space:]]*\$" /etc/snmp/snmpd.conf
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# Return Code
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RC=$?
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check_value_in_conf_file "SNMP" "/etc/snmp/snmpd.conf" "trap2sink" "${NAME_MASTER_MONITORING}[[:space:]]*public"
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case ${?} in
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0) # OK, nothing to do
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;;
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1) # Error (wrong number of param or other)
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SNMP_CONFIG_CHECK_FAILED=${SNMP_CONFIG_CHECK_FAILED}" Error during trap2sink check with function check_value_in_conf_file, maybe incorrect number of parameter;"
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;;
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2) # Unexpected value is set
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SNMP_CONFIG_CHECK_FAILED=${SNMP_CONFIG_CHECK_FAILED}" trap2sink are not well configured or has other value, set 'trap2sink ${NAME_MASTER_MONITORING} public;"
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;;
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3) # All expected values are NOT configured
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SNMP_CONFIG_CHECK_FAILED=${SNMP_CONFIG_CHECK_FAILED}" trap2sink are not well configured, set 'trap2sink ${NAME_MASTER_MONITORING} public';"
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;;
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*) # Unknown return code...
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SNMP_CONFIG_CHECK_FAILED=${SNMP_CONFIG_CHECK_FAILED}" Error, unknown return code when calling check_value_in_conf_file to check trap2sink;"
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;;
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esac
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# Expected trapsink/trap2sink NOT configured
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if [ $RC -ne 0 ]
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then
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SNMP_CONFIG_CHECK_FAILED="${SNMP_CONFIG_CHECK_FAILED} Expected trapsink/trap2sink not configured, expected : trap2sink ${NAME_MASTER_MONITORING} public ;"
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echo -e "${RED} Expected trapsink/trap2sink NOT CONFIGURED : check KO${NC}\n"
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# Expected trapsink/trap2sink configured
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else
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echo -e "${GREEN}Expected trapsink/trap2sink CONFIGURED : check OK${NC}\n"
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fi
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fi
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@ -25,7 +25,7 @@ case ${?} in
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0) # OK, nothing to do
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;;
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1) # Error (wrong number of param or other)
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SSH_CONFIG_CHECK_FAILED=${SSH_CONFIG_CHECK_FAILED}" Error during PermitRootLogin with function check_value_in_conf_file, maybe incorrect number of parameter;"
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SSH_CONFIG_CHECK_FAILED=${SSH_CONFIG_CHECK_FAILED}" Error during PermitRootLogin with function check_value_in_conf_file, maybe incorrect number of parameter or incorrect parameter;"
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;;
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2) # Unexpected value is set
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SSH_CONFIG_CHECK_FAILED=${SSH_CONFIG_CHECK_FAILED}" PermitRootLogin is not set to 'no' or has other value, set 'PermitRootLogin no' ;"
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