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[del] update echo

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Ramil Valitov 2020-07-07 00:26:28 +03:00
parent 9be8a6af6d
commit 337bb77d0a
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GPG Key ID: 2AB186DABDFE1914
1 changed files with 50 additions and 51 deletions
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101
zabbix/zabbix_php_fpm_discovery.sh
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@ -37,7 +37,6 @@ S_JQ=$(type -P jq)
S_DIRNAME=$(type -P dirname) S_DIRNAME=$(type -P dirname)
S_CAT=$(type -P cat) S_CAT=$(type -P cat)
S_BASH=$(type -P bash) S_BASH=$(type -P bash)
S_ECHO=$(type -P echo)
S_PRINTF=$(type -P printf) S_PRINTF=$(type -P printf)
S_WHOAMI=$(type -P whoami) S_WHOAMI=$(type -P whoami)
S_DATE=$(type -P date) S_DATE=$(type -P date)
@ -45,67 +44,67 @@ S_BC=$(type -P bc)
S_SLEEP=$(type -P sleep) S_SLEEP=$(type -P sleep)
if [[ ! -x $S_PS ]]; then if [[ ! -x $S_PS ]]; then
${S_ECHO} "Utility 'ps' not found. Please, install it first." echo "Utility 'ps' not found. Please, install it first."
exit 1 exit 1
fi fi
if [[ ! -x $S_GREP ]]; then if [[ ! -x $S_GREP ]]; then
${S_ECHO} "Utility 'grep' not found. Please, install it first." echo "Utility 'grep' not found. Please, install it first."
exit 1 exit 1
fi fi
if [[ ! -x $S_AWK ]]; then if [[ ! -x $S_AWK ]]; then
${S_ECHO} "Utility 'awk' not found. Please, install it first." echo "Utility 'awk' not found. Please, install it first."
exit 1 exit 1
fi fi
if [[ ! -x $S_SORT ]]; then if [[ ! -x $S_SORT ]]; then
${S_ECHO} "Utility 'sort' not found. Please, install it first." echo "Utility 'sort' not found. Please, install it first."
exit 1 exit 1
fi fi
if [[ ! -x $S_UNIQ ]]; then if [[ ! -x $S_UNIQ ]]; then
${S_ECHO} "Utility 'uniq' not found. Please, install it first." echo "Utility 'uniq' not found. Please, install it first."
exit 1 exit 1
fi fi
if [[ ! -x $S_HEAD ]]; then if [[ ! -x $S_HEAD ]]; then
${S_ECHO} "Utility 'head' not found. Please, install it first." echo "Utility 'head' not found. Please, install it first."
exit 1 exit 1
fi fi
if [[ ! -x $S_LSOF ]]; then if [[ ! -x $S_LSOF ]]; then
${S_ECHO} "Utility 'lsof' not found. Please, install it first." echo "Utility 'lsof' not found. Please, install it first."
exit 1 exit 1
fi fi
if [[ ! -x $S_JQ ]]; then if [[ ! -x $S_JQ ]]; then
${S_ECHO} "Utility 'jq' not found. Please, install it first." echo "Utility 'jq' not found. Please, install it first."
exit 1 exit 1
fi fi
if [[ ! -x ${S_DIRNAME} ]]; then if [[ ! -x ${S_DIRNAME} ]]; then
${S_ECHO} "Utility 'dirname' not found. Please, install it first." echo "Utility 'dirname' not found. Please, install it first."
exit 1 exit 1
fi fi
if [[ ! -x ${S_CAT} ]]; then if [[ ! -x ${S_CAT} ]]; then
${S_ECHO} "Utility 'cat' not found. Please, install it first." echo "Utility 'cat' not found. Please, install it first."
exit 1 exit 1
fi fi
if [[ ! -x ${S_BASH} ]]; then if [[ ! -x ${S_BASH} ]]; then
${S_ECHO} "Utility 'bash' not found. Please, install it first." echo "Utility 'bash' not found. Please, install it first."
exit 1 exit 1
fi fi
if [[ ! -x ${S_PRINTF} ]]; then if [[ ! -x ${S_PRINTF} ]]; then
${S_ECHO} "Utility 'printf' not found. Please, install it first." echo "Utility 'printf' not found. Please, install it first."
exit 1 exit 1
fi fi
if [[ ! -x ${S_WHOAMI} ]]; then if [[ ! -x ${S_WHOAMI} ]]; then
${S_ECHO} "Utility 'whoami' not found. Please, install it first." echo "Utility 'whoami' not found. Please, install it first."
exit 1 exit 1
fi fi
if [[ ! -x ${S_DATE} ]]; then if [[ ! -x ${S_DATE} ]]; then
${S_ECHO} "Utility 'date' not found. Please, install it first." echo "Utility 'date' not found. Please, install it first."
exit 1 exit 1
fi fi
if [[ ! -x $S_BC ]]; then if [[ ! -x $S_BC ]]; then
$S_ECHO "Utility 'bc' not found. Please, install it first." echo "Utility 'bc' not found. Please, install it first."
exit 1 exit 1
fi fi
if [[ ! -x $S_SLEEP ]]; then if [[ ! -x $S_SLEEP ]]; then
$S_ECHO "Utility 'sleep' not found. Please, install it first." echo "Utility 'sleep' not found. Please, install it first."
exit 1 exit 1
fi fi
@ -133,7 +132,7 @@ ACTIVE_USER=$(${S_WHOAMI})
# Prints a string on screen. Works only if debug mode is enabled. # Prints a string on screen. Works only if debug mode is enabled.
function PrintDebug() { function PrintDebug() {
if [[ -n $DEBUG_MODE ]] && [[ -n $1 ]]; then if [[ -n $DEBUG_MODE ]] && [[ -n $1 ]]; then
${S_ECHO} "$1" echo "$1"
fi fi
} }
@ -149,8 +148,8 @@ function EncodeToJson() {
return 0 return 0
fi fi
JSON_POOL=$(${S_ECHO} -n "$POOL_NAME" | ${S_JQ} -aR .) JSON_POOL=$(echo -n "$POOL_NAME" | ${S_JQ} -aR .)
JSON_SOCKET=$(${S_ECHO} -n "$POOL_SOCKET" | ${S_JQ} -aR .) JSON_SOCKET=$(echo -n "$POOL_SOCKET" | ${S_JQ} -aR .)
if [[ ${POOL_FIRST} == 1 ]]; then if [[ ${POOL_FIRST} == 1 ]]; then
RESULT_DATA="$RESULT_DATA," RESULT_DATA="$RESULT_DATA,"
fi fi
@ -177,11 +176,11 @@ function UpdatePoolInCache() {
for ITEM_INDEX in "${!CACHE[@]}"; do for ITEM_INDEX in "${!CACHE[@]}"; do
CACHE_ITEM="${CACHE[$ITEM_INDEX]}" CACHE_ITEM="${CACHE[$ITEM_INDEX]}"
# shellcheck disable=SC2016 # shellcheck disable=SC2016
ITEM_NAME=$(${S_ECHO} "$CACHE_ITEM" | ${S_AWK} '{print $1}') ITEM_NAME=$(echo "$CACHE_ITEM" | ${S_AWK} '{print $1}')
# shellcheck disable=SC2016 # shellcheck disable=SC2016
ITEM_SOCKET=$(${S_ECHO} "$CACHE_ITEM" | ${S_AWK} '{print $2}') ITEM_SOCKET=$(echo "$CACHE_ITEM" | ${S_AWK} '{print $2}')
# shellcheck disable=SC2016 # shellcheck disable=SC2016
ITEM_POOL_TYPE=$($S_ECHO "$CACHE_ITEM" | ${S_AWK} '{print $3}') ITEM_POOL_TYPE=$(echo "$CACHE_ITEM" | ${S_AWK} '{print $3}')
if [[ $ITEM_NAME == "$POOL_NAME" && $ITEM_SOCKET == "$POOL_SOCKET" ]] || [[ -z $ITEM_POOL_TYPE ]]; then if [[ $ITEM_NAME == "$POOL_NAME" && $ITEM_SOCKET == "$POOL_SOCKET" ]] || [[ -z $ITEM_POOL_TYPE ]]; then
PrintDebug "Pool $POOL_NAME $POOL_SOCKET is in cache, deleting..." PrintDebug "Pool $POOL_NAME $POOL_SOCKET is in cache, deleting..."
#Deleting the pool first #Deleting the pool first
@ -199,11 +198,11 @@ function UpdateCacheList() {
for ITEM_INDEX in "${!CACHE[@]}"; do for ITEM_INDEX in "${!CACHE[@]}"; do
CACHE_ITEM="${CACHE[$ITEM_INDEX]}" CACHE_ITEM="${CACHE[$ITEM_INDEX]}"
# shellcheck disable=SC2016 # shellcheck disable=SC2016
ITEM_NAME=$(${S_ECHO} "$CACHE_ITEM" | ${S_AWK} '{print $1}') ITEM_NAME=$(echo "$CACHE_ITEM" | ${S_AWK} '{print $1}')
# shellcheck disable=SC2016 # shellcheck disable=SC2016
ITEM_SOCKET=$(${S_ECHO} "$CACHE_ITEM" | ${S_AWK} '{print $2}') ITEM_SOCKET=$(echo "$CACHE_ITEM" | ${S_AWK} '{print $2}')
# shellcheck disable=SC2016 # shellcheck disable=SC2016
ITEM_POOL_TYPE=$($S_ECHO "$CACHE_ITEM" | ${S_AWK} '{print $3}') ITEM_POOL_TYPE=$(echo "$CACHE_ITEM" | ${S_AWK} '{print $3}')
if [[ $ITEM_NAME == "$POOL_NAME" && $ITEM_SOCKET == "$POOL_SOCKET" ]] || [[ -z $ITEM_POOL_TYPE ]]; then if [[ $ITEM_NAME == "$POOL_NAME" && $ITEM_SOCKET == "$POOL_SOCKET" ]] || [[ -z $ITEM_POOL_TYPE ]]; then
PrintDebug "Pool $POOL_NAME $POOL_SOCKET is in cache, deleting..." PrintDebug "Pool $POOL_NAME $POOL_SOCKET is in cache, deleting..."
@ -289,7 +288,7 @@ function DeletePoolFromPendingList() {
function SavePrintResults() { function SavePrintResults() {
#Saving pending list: #Saving pending list:
if [[ -f $PENDING_FILE ]] && [[ ! -w $PENDING_FILE ]]; then if [[ -f $PENDING_FILE ]] && [[ ! -w $PENDING_FILE ]]; then
${S_ECHO} "Error: write permission is not granted to user $ACTIVE_USER for cache file $PENDING_FILE" echo "Error: write permission is not granted to user $ACTIVE_USER for cache file $PENDING_FILE"
exit 1 exit 1
fi fi
@ -302,7 +301,7 @@ function SavePrintResults() {
fi fi
if [[ -f $RESULTS_CACHE_FILE ]] && [[ ! -w $RESULTS_CACHE_FILE ]]; then if [[ -f $RESULTS_CACHE_FILE ]] && [[ ! -w $RESULTS_CACHE_FILE ]]; then
${S_ECHO} "Error: write permission is not granted to user $ACTIVE_USER for cache file $RESULTS_CACHE_FILE" echo "Error: write permission is not granted to user $ACTIVE_USER for cache file $RESULTS_CACHE_FILE"
exit 1 exit 1
fi fi
@ -315,20 +314,20 @@ function SavePrintResults() {
for CACHE_ITEM in "${CACHE[@]}"; do for CACHE_ITEM in "${CACHE[@]}"; do
# shellcheck disable=SC2016 # shellcheck disable=SC2016
ITEM_NAME=$(${S_ECHO} "$CACHE_ITEM" | ${S_AWK} '{print $1}') ITEM_NAME=$(echo "$CACHE_ITEM" | ${S_AWK} '{print $1}')
# shellcheck disable=SC2016 # shellcheck disable=SC2016
ITEM_SOCKET=$(${S_ECHO} "$CACHE_ITEM" | ${S_AWK} '{print $2}') ITEM_SOCKET=$(echo "$CACHE_ITEM" | ${S_AWK} '{print $2}')
EncodeToJson "${ITEM_NAME}" "${ITEM_SOCKET}" EncodeToJson "${ITEM_NAME}" "${ITEM_SOCKET}"
done done
RESULT_DATA="$RESULT_DATA]}" RESULT_DATA="$RESULT_DATA]}"
PrintDebug "Resulting JSON data for Zabbix:" PrintDebug "Resulting JSON data for Zabbix:"
${S_ECHO} -n "$RESULT_DATA" echo -n "$RESULT_DATA"
} }
function CheckExecutionTime() { function CheckExecutionTime() {
CURRENT_TIME=$($S_DATE +%s) CURRENT_TIME=$($S_DATE +%s)
ELAPSED_TIME=$($S_ECHO "$CURRENT_TIME - $START_TIME" | $S_BC) ELAPSED_TIME=$(echo "$CURRENT_TIME - $START_TIME" | $S_BC)
if [[ $ELAPSED_TIME -lt $MAX_EXECUTION_TIME ]]; then if [[ $ELAPSED_TIME -lt $MAX_EXECUTION_TIME ]]; then
#All good, we can continue #All good, we can continue
PrintDebug "Check execution time OK" PrintDebug "Check execution time OK"
@ -363,10 +362,10 @@ function CheckPool() {
# JSON data example: # JSON data example:
# {"pool":"www2","process manager":"ondemand","start time":1578181845,"start since":117,"accepted conn":3,"listen queue":0,"max listen queue":0,"listen queue len":0,"idle processes":0,"active processes":1,"total processes":1,"max active processes":1,"max children reached":0,"slow requests":0} # {"pool":"www2","process manager":"ondemand","start time":1578181845,"start since":117,"accepted conn":3,"listen queue":0,"max listen queue":0,"listen queue len":0,"idle processes":0,"active processes":1,"total processes":1,"max active processes":1,"max children reached":0,"slow requests":0}
# We use basic regular expression here, i.e. we need to use \+ and not escape { and } # We use basic regular expression here, i.e. we need to use \+ and not escape { and }
if [[ -n $(${S_ECHO} "${STATUS_JSON}" | ${S_GREP} -G '^{.*\"pool\":\".\+\".*,\"process manager\":\".\+\".*}$') ]]; then if [[ -n $(echo "${STATUS_JSON}" | ${S_GREP} -G '^{.*\"pool\":\".\+\".*,\"process manager\":\".\+\".*}$') ]]; then
PrintDebug "Status data for pool $POOL_NAME, socket $POOL_SOCKET, status path $STATUS_PATH is valid" PrintDebug "Status data for pool $POOL_NAME, socket $POOL_SOCKET, status path $STATUS_PATH is valid"
PROCESS_MANAGER=$($S_ECHO "$STATUS_JSON" | $S_GREP -oP '"process manager":"\K([a-z]+)') PROCESS_MANAGER=$(echo "$STATUS_JSON" | $S_GREP -oP '"process manager":"\K([a-z]+)')
if [[ -n $PROCESS_MANAGER ]]; then if [[ -n $PROCESS_MANAGER ]]; then
PrintDebug "Detected pool's process manager is $PROCESS_MANAGER" PrintDebug "Detected pool's process manager is $PROCESS_MANAGER"
UpdatePoolInCache "$POOL_NAME" "$POOL_SOCKET" "$PROCESS_MANAGER" UpdatePoolInCache "$POOL_NAME" "$POOL_SOCKET" "$PROCESS_MANAGER"
@ -441,9 +440,9 @@ function AnalyzePool() {
if [[ -n $pool ]]; then if [[ -n $pool ]]; then
PrintDebug "Checking process: $pool" PrintDebug "Checking process: $pool"
# shellcheck disable=SC2016 # shellcheck disable=SC2016
POOL_TYPE=$(${S_ECHO} "${pool}" | $S_AWK '{print $5}') POOL_TYPE=$(echo "${pool}" | $S_AWK '{print $5}')
# shellcheck disable=SC2016 # shellcheck disable=SC2016
POOL_SOCKET=$(${S_ECHO} "${pool}" | $S_AWK '{print $9}') POOL_SOCKET=$(echo "${pool}" | $S_AWK '{print $9}')
if [[ -n $POOL_TYPE ]] && [[ -n $POOL_SOCKET ]]; then if [[ -n $POOL_TYPE ]] && [[ -n $POOL_SOCKET ]]; then
if [[ $POOL_TYPE == "unix" ]]; then if [[ $POOL_TYPE == "unix" ]]; then
#We have a socket here, test if it's actually a socket: #We have a socket here, test if it's actually a socket:
@ -457,10 +456,10 @@ function AnalyzePool() {
elif [[ $POOL_TYPE == "IPv4" ]] || [[ $POOL_TYPE == "IPv6" ]]; then elif [[ $POOL_TYPE == "IPv4" ]] || [[ $POOL_TYPE == "IPv6" ]]; then
#We have a TCP connection here, check it: #We have a TCP connection here, check it:
# shellcheck disable=SC2016 # shellcheck disable=SC2016
CONNECTION_TYPE=$(${S_ECHO} "${pool}" | $S_AWK '{print $8}') CONNECTION_TYPE=$(echo "${pool}" | $S_AWK '{print $8}')
if [[ $CONNECTION_TYPE == "TCP" ]]; then if [[ $CONNECTION_TYPE == "TCP" ]]; then
#The connection must have state LISTEN: #The connection must have state LISTEN:
LISTEN=$(${S_ECHO} "${pool}" | $S_GREP -F -w "(LISTEN)") LISTEN=$(echo "${pool}" | $S_GREP -F -w "(LISTEN)")
if [[ -n $LISTEN ]]; then if [[ -n $LISTEN ]]; then
#Check and replace * to localhost if it's found. Asterisk means that the PHP listens on #Check and replace * to localhost if it's found. Asterisk means that the PHP listens on
#all interfaces. #all interfaces.
@ -500,12 +499,12 @@ function PrintPendingList() {
COUNTER=1 COUNTER=1
for POOL_ITEM in "${PENDING_LIST[@]}"; do for POOL_ITEM in "${PENDING_LIST[@]}"; do
# shellcheck disable=SC2016 # shellcheck disable=SC2016
POOL_NAME=$($S_ECHO "$POOL_ITEM" | $S_AWK '{print $1}') POOL_NAME=$(echo "$POOL_ITEM" | $S_AWK '{print $1}')
# shellcheck disable=SC2016 # shellcheck disable=SC2016
POOL_SOCKET=$($S_ECHO "$POOL_ITEM" | $S_AWK '{print $2}') POOL_SOCKET=$(echo "$POOL_ITEM" | $S_AWK '{print $2}')
if [[ -n "$POOL_NAME" ]] && [[ -n "$POOL_SOCKET" ]]; then if [[ -n "$POOL_NAME" ]] && [[ -n "$POOL_SOCKET" ]]; then
PrintDebug "#$COUNTER $POOL_NAME $POOL_SOCKET" PrintDebug "#$COUNTER $POOL_NAME $POOL_SOCKET"
COUNTER=$($S_ECHO "$COUNTER + 1" | $S_BC) COUNTER=$(echo "$COUNTER + 1" | $S_BC)
fi fi
done done
} }
@ -515,14 +514,14 @@ function PrintCacheList() {
COUNTER=1 COUNTER=1
for POOL_ITEM in "${CACHE[@]}"; do for POOL_ITEM in "${CACHE[@]}"; do
# shellcheck disable=SC2016 # shellcheck disable=SC2016
POOL_NAME=$($S_ECHO "$POOL_ITEM" | $S_AWK '{print $1}') POOL_NAME=$(echo "$POOL_ITEM" | $S_AWK '{print $1}')
# shellcheck disable=SC2016 # shellcheck disable=SC2016
POOL_SOCKET=$($S_ECHO "$POOL_ITEM" | $S_AWK '{print $2}') POOL_SOCKET=$(echo "$POOL_ITEM" | $S_AWK '{print $2}')
# shellcheck disable=SC2016 # shellcheck disable=SC2016
PROCESS_MANAGER=$($S_ECHO "$POOL_ITEM" | $S_AWK '{print $3}') PROCESS_MANAGER=$(echo "$POOL_ITEM" | $S_AWK '{print $3}')
if [[ -n "$POOL_NAME" ]] && [[ -n "$POOL_SOCKET" ]] && [[ -n "$PROCESS_MANAGER" ]]; then if [[ -n "$POOL_NAME" ]] && [[ -n "$POOL_SOCKET" ]] && [[ -n "$PROCESS_MANAGER" ]]; then
PrintDebug "#$COUNTER $POOL_NAME $POOL_SOCKET $PROCESS_MANAGER" PrintDebug "#$COUNTER $POOL_NAME $POOL_SOCKET $PROCESS_MANAGER"
COUNTER=$($S_ECHO "$COUNTER + 1" | $S_BC) COUNTER=$(echo "$COUNTER + 1" | $S_BC)
fi fi
done done
} }
@ -553,10 +552,10 @@ function ProcessPool() {
for ARG in "$@"; do for ARG in "$@"; do
if [[ ${ARG} == "debug" ]]; then if [[ ${ARG} == "debug" ]]; then
DEBUG_MODE="1" DEBUG_MODE="1"
${S_ECHO} "Debug mode enabled" echo "Debug mode enabled"
elif [[ ${ARG} == "sleep" ]]; then elif [[ ${ARG} == "sleep" ]]; then
USE_SLEEP_TIMEOUT="1" USE_SLEEP_TIMEOUT="1"
${S_ECHO} "Debug: Sleep timeout enabled" echo "Debug: Sleep timeout enabled"
elif [[ ${ARG} == /* ]]; then elif [[ ${ARG} == /* ]]; then
STATUS_PATH=${ARG} STATUS_PATH=${ARG}
PrintDebug "Argument $ARG is interpreted as status path" PrintDebug "Argument $ARG is interpreted as status path"
@ -569,11 +568,11 @@ PrintDebug "Status path to be used: $STATUS_PATH"
PrintDebug "Local directory is $LOCAL_DIR" PrintDebug "Local directory is $LOCAL_DIR"
if [[ ! -f ${STATUS_SCRIPT} ]]; then if [[ ! -f ${STATUS_SCRIPT} ]]; then
${S_ECHO} "Helper script $STATUS_SCRIPT not found" echo "Helper script $STATUS_SCRIPT not found"
exit 1 exit 1
fi fi
if [[ ! -r ${STATUS_SCRIPT} ]]; then if [[ ! -r ${STATUS_SCRIPT} ]]; then
${S_ECHO} "Helper script $STATUS_SCRIPT is not readable" echo "Helper script $STATUS_SCRIPT is not readable"
exit 1 exit 1
fi fi
PrintDebug "Helper script $STATUS_SCRIPT is reachable" PrintDebug "Helper script $STATUS_SCRIPT is reachable"
@ -625,9 +624,9 @@ PrintDebug "Processing pools"
for POOL_ITEM in "${PENDING_LIST[@]}"; do for POOL_ITEM in "${PENDING_LIST[@]}"; do
# shellcheck disable=SC2016 # shellcheck disable=SC2016
POOL_NAME=$($S_ECHO "$POOL_ITEM" | $S_AWK '{print $1}') POOL_NAME=$(echo "$POOL_ITEM" | $S_AWK '{print $1}')
# shellcheck disable=SC2016 # shellcheck disable=SC2016
POOL_SOCKET=$($S_ECHO "$POOL_ITEM" | $S_AWK '{print $2}') POOL_SOCKET=$(echo "$POOL_ITEM" | $S_AWK '{print $2}')
if [[ -n "$POOL_NAME" ]] && [[ -n "$POOL_SOCKET" ]]; then if [[ -n "$POOL_NAME" ]] && [[ -n "$POOL_SOCKET" ]]; then
ProcessPool "$POOL_NAME" "$POOL_SOCKET" ProcessPool "$POOL_NAME" "$POOL_SOCKET"