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zabbix-docker/Dockerfiles/server-pgsql/ubuntu/docker-entrypoint.sh

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#!/bin/bash
set -o pipefail
set +e
# Script trace mode
if [ "${DEBUG_MODE,,}" == "true" ]; then
set -o xtrace
fi
#Enable PostgreSQL timescaleDB feature:
: ${ENABLE_TIMESCALEDB:="false"}
# Default directories
# User 'zabbix' home directory
ZABBIX_USER_HOME_DIR="/var/lib/zabbix"
# Configuration files directory
ZABBIX_ETC_DIR="/etc/zabbix"
# Internal directory for TLS related files, used when TLS*File specified as plain text values
ZABBIX_INTERNAL_ENC_DIR="${ZABBIX_USER_HOME_DIR}/enc_internal"
# usage: file_env VAR [DEFAULT]
# as example: file_env 'MYSQL_PASSWORD' 'zabbix'
# (will allow for "$MYSQL_PASSWORD_FILE" to fill in the value of "$MYSQL_PASSWORD" from a file)
# unsets the VAR_FILE afterwards and just leaving VAR
file_env() {
local var="$1"
local fileVar="${var}_FILE"
local defaultValue="${2:-}"
if [ "${!var:-}" ] && [ "${!fileVar:-}" ]; then
echo "**** Both variables $var and $fileVar are set (but are exclusive)"
exit 1
fi
local val="$defaultValue"
if [ "${!var:-}" ]; then
val="${!var}"
echo "** Using ${var} variable from ENV"
elif [ "${!fileVar:-}" ]; then
if [ ! -f "${!fileVar}" ]; then
echo "**** Secret file \"${!fileVar}\" is not found"
exit 1
fi
val="$(< "${!fileVar}")"
echo "** Using ${var} variable from secret file"
fi
export "$var"="$val"
unset "$fileVar"
}
escape_spec_char() {
local var_value=$1
var_value="${var_value//\\/\\\\}"
var_value="${var_value//[$'\n']/}"
var_value="${var_value//\//\\/}"
var_value="${var_value//./\\.}"
var_value="${var_value//\*/\\*}"
var_value="${var_value//^/\\^}"
var_value="${var_value//\$/\\\$}"
var_value="${var_value//\&/\\\&}"
var_value="${var_value//\[/\\[}"
var_value="${var_value//\]/\\]}"
echo "$var_value"
}
update_config_var() {
local config_path=$1
local var_name=$2
local var_value=$3
local is_multiple=$4
local masklist=("DBPassword TLSPSKIdentity")
if [ ! -f "$config_path" ]; then
echo "**** Configuration file '$config_path' does not exist"
return
fi
if [[ " ${masklist[@]} " =~ " $var_name " ]] && [ ! -z "$var_value" ]; then
echo -n "** Updating '$config_path' parameter \"$var_name\": '****'. Enable DEBUG_MODE to view value ..."
else
echo -n "** Updating '$config_path' parameter \"$var_name\": '$var_value'..."
fi
# Remove configuration parameter definition in case of unset parameter value
if [ -z "$var_value" ]; then
sed -i -e "/^$var_name=/d" "$config_path"
echo "removed"
return
fi
# Remove value from configuration parameter in case of double quoted parameter value
if [ "$var_value" == '""' ]; then
sed -i -e "/^$var_name=/s/=.*/=/" "$config_path"
echo "undefined"
return
fi
# Use full path to a file for TLS related configuration parameters
if [[ $var_name =~ ^TLS.*File$ ]] && [[ ! $var_value =~ ^/.+$ ]]; then
var_value=$ZABBIX_USER_HOME_DIR/enc/$var_value
fi
# Escaping characters in parameter value and name
var_value=$(escape_spec_char "$var_value")
var_name=$(escape_spec_char "$var_name")
if [ "$(grep -E "^$var_name=" $config_path)" ] && [ "$is_multiple" != "true" ]; then
sed -i -e "/^$var_name=/s/=.*/=$var_value/" "$config_path"
echo "updated"
elif [ "$(grep -Ec "^# $var_name=" $config_path)" -gt 1 ]; then
sed -i -e "/^[#;] $var_name=$/i\\$var_name=$var_value" "$config_path"
echo "added first occurrence"
else
sed -i -e "/^[#;] $var_name=/s/.*/&\n$var_name=$var_value/" "$config_path"
echo "added"
fi
}
update_config_multiple_var() {
local config_path=$1
local var_name=$2
local var_value=$3
var_value="${var_value%\"}"
var_value="${var_value#\"}"
local IFS=,
local OPT_LIST=($var_value)
for value in "${OPT_LIST[@]}"; do
update_config_var $config_path $var_name $value true
done
}
file_process_from_env() {
local config_path=$1
local var_name=$2
local file_name=$3
local var_value=$4
if [ ! -z "$var_value" ]; then
echo -n "$var_value" > "${ZABBIX_INTERNAL_ENC_DIR}/$var_name"
file_name="${ZABBIX_INTERNAL_ENC_DIR}/${var_name}"
fi
update_config_var $config_path "$var_name" "$file_name"
}
# Check prerequisites for PostgreSQL database
check_variables_postgresql() {
file_env POSTGRES_USER
file_env POSTGRES_PASSWORD
: ${DB_SERVER_HOST:="postgres-server"}
: ${DB_SERVER_PORT:="5432"}
DB_SERVER_ROOT_USER=${POSTGRES_USER:-"postgres"}
DB_SERVER_ROOT_PASS=${POSTGRES_PASSWORD:-""}
DB_SERVER_ZBX_USER=${POSTGRES_USER:-"zabbix"}
DB_SERVER_ZBX_PASS=${POSTGRES_PASSWORD:-"zabbix"}
: ${DB_SERVER_SCHEMA:="public"}
DB_SERVER_DBNAME=${POSTGRES_DB:-"zabbix"}
: ${POSTGRES_USE_IMPLICIT_SEARCH_PATH:="false"}
}
check_db_connect_postgresql() {
echo "********************"
echo "* DB_SERVER_HOST: ${DB_SERVER_HOST}"
echo "* DB_SERVER_PORT: ${DB_SERVER_PORT}"
echo "* DB_SERVER_DBNAME: ${DB_SERVER_DBNAME}"
echo "* DB_SERVER_SCHEMA: ${DB_SERVER_SCHEMA}"
if [ "${DEBUG_MODE,,}" == "true" ]; then
echo "* DB_SERVER_ZBX_USER: ${DB_SERVER_ZBX_USER}"
echo "* DB_SERVER_ZBX_PASS: ${DB_SERVER_ZBX_PASS}"
fi
echo "********************"
if [ -n "${DB_SERVER_ZBX_PASS}" ]; then
export PGPASSWORD="${DB_SERVER_ZBX_PASS}"
fi
WAIT_TIMEOUT=5
if [ "${POSTGRES_USE_IMPLICIT_SEARCH_PATH,,}" == "false" ] && [ -n "${DB_SERVER_SCHEMA}" ]; then
PGOPTIONS="--search_path=${DB_SERVER_SCHEMA}"
export PGOPTIONS
fi
if [ -n "${ZBX_DBTLSCONNECT}" ]; then
PGSSLMODE=${ZBX_DBTLSCONNECT//_/-}
export PGSSLMODE=${PGSSLMODE//required/require}
export PGSSLROOTCERT=${ZBX_DBTLSCAFILE}
export PGSSLCERT=${ZBX_DBTLSCERTFILE}
export PGSSLKEY=${ZBX_DBTLSKEYFILE}
fi
while true :
do
psql --host ${DB_SERVER_HOST} --port ${DB_SERVER_PORT} --username ${DB_SERVER_ROOT_USER} --list --quiet 1>/dev/null 2>&1 && break
psql --host ${DB_SERVER_HOST} --port ${DB_SERVER_PORT} --username ${DB_SERVER_ROOT_USER} --list --dbname ${DB_SERVER_DBNAME} --quiet 1>/dev/null 2>&1 && break
echo "**** PostgreSQL server is not available. Waiting $WAIT_TIMEOUT seconds..."
sleep $WAIT_TIMEOUT
done
unset PGPASSWORD
unset PGOPTIONS
unset PGSSLMODE
unset PGSSLROOTCERT
unset PGSSLCERT
unset PGSSLKEY
}
psql_query() {
query=$1
db=$2
local result=""
if [ -n "${DB_SERVER_ZBX_PASS}" ]; then
export PGPASSWORD="${DB_SERVER_ZBX_PASS}"
fi
if [ "${POSTGRES_USE_IMPLICIT_SEARCH_PATH,,}" == "false" ] && [ -n "${DB_SERVER_SCHEMA}" ]; then
PGOPTIONS="--search_path=${DB_SERVER_SCHEMA}"
export PGOPTIONS
fi
if [ -n "${ZBX_DBTLSCONNECT}" ]; then
PGSSLMODE=${ZBX_DBTLSCONNECT//_/-}
export PGSSLMODE=${PGSSLMODE//required/require}
export PGSSLROOTCERT=${ZBX_DBTLSCAFILE}
export PGSSLCERT=${ZBX_DBTLSCERTFILE}
export PGSSLKEY=${ZBX_DBTLSKEYFILE}
fi
result=$(psql --no-align --quiet --tuples-only --host "${DB_SERVER_HOST}" --port "${DB_SERVER_PORT}" \
--username "${DB_SERVER_ROOT_USER}" --command "$query" --dbname "$db" 2>/dev/null);
unset PGPASSWORD
unset PGOPTIONS
unset PGSSLMODE
unset PGSSLROOTCERT
unset PGSSLCERT
unset PGSSLKEY
echo $result
}
exec_sql_file() {
sql_script=$1
local command="cat"
if [ -n "${DB_SERVER_ZBX_PASS}" ]; then
export PGPASSWORD="${DB_SERVER_ZBX_PASS}"
fi
if [ "${POSTGRES_USE_IMPLICIT_SEARCH_PATH,,}" == "false" ] && [ -n "${DB_SERVER_SCHEMA}" ]; then
PGOPTIONS="--search_path=${DB_SERVER_SCHEMA}"
export PGOPTIONS
fi
if [ -n "${ZBX_DBTLSCONNECT}" ]; then
PGSSLMODE=${ZBX_DBTLSCONNECT//_/-}
export PGSSLMODE=${PGSSLMODE//required/require}
export PGSSLROOTCERT=${ZBX_DBTLSCAFILE}
export PGSSLCERT=${ZBX_DBTLSCERTFILE}
export PGSSLKEY=${ZBX_DBTLSKEYFILE}
fi
if [ "${sql_script: -3}" == ".gz" ]; then
command="zcat"
fi
$command $sql_script | psql --quiet \
--host "${DB_SERVER_HOST}" --port "${DB_SERVER_PORT}" \
--username "${DB_SERVER_ZBX_USER}" --dbname "${DB_SERVER_DBNAME}" 1>/dev/null || exit 1
unset PGPASSWORD
unset PGOPTIONS
unset PGSSLMODE
unset PGSSLROOTCERT
unset PGSSLCERT
unset PGSSLKEY
}
create_db_database_postgresql() {
DB_EXISTS=$(psql_query "SELECT 1 AS result FROM pg_database WHERE datname='${DB_SERVER_DBNAME}'" "${DB_SERVER_DBNAME}")
if [ -z ${DB_EXISTS} ]; then
echo "** Database '${DB_SERVER_DBNAME}' does not exist. Creating..."
if [ -n "${DB_SERVER_ZBX_PASS}" ]; then
export PGPASSWORD="${DB_SERVER_ZBX_PASS}"
fi
if [ "${POSTGRES_USE_IMPLICIT_SEARCH_PATH,,}" == "false" ] && [ -n "${DB_SERVER_SCHEMA}" ]; then
PGOPTIONS="--search_path=${DB_SERVER_SCHEMA}"
export PGOPTIONS
fi
if [ -n "${ZBX_DBTLSCONNECT}" ]; then
PGSSLMODE=${ZBX_DBTLSCONNECT//_/-}
export PGSSLMODE=${PGSSLMODE//required/require}
export PGSSLROOTCERT=${ZBX_DBTLSCAFILE}
export PGSSLCERT=${ZBX_DBTLSCERTFILE}
export PGSSLKEY=${ZBX_DBTLSKEYFILE}
fi
createdb --host "${DB_SERVER_HOST}" --port "${DB_SERVER_PORT}" --username "${DB_SERVER_ROOT_USER}" \
--owner "${DB_SERVER_ZBX_USER}" --lc-ctype "en_US.utf8" --lc-collate "en_US.utf8" "${DB_SERVER_DBNAME}"
unset PGPASSWORD
unset PGOPTIONS
unset PGSSLMODE
unset PGSSLROOTCERT
unset PGSSLCERT
unset PGSSLKEY
else
echo "** Database '${DB_SERVER_DBNAME}' already exists. Please be careful with database owner!"
fi
psql_query "CREATE SCHEMA IF NOT EXISTS ${DB_SERVER_SCHEMA}" "${DB_SERVER_DBNAME}" 1>/dev/null
}
apply_db_scripts() {
db_scripts=$1
for sql_script in $db_scripts; do
[ -e "$sql_script" ] || continue
echo "** Processing additional '$sql_script' SQL script"
exec_sql_file "$sql_script"
done
}
create_db_schema_postgresql() {
DBVERSION_TABLE_EXISTS=$(psql_query "SELECT 1 FROM pg_catalog.pg_class c JOIN pg_catalog.pg_namespace n ON n.oid =
c.relnamespace WHERE n.nspname = '$DB_SERVER_SCHEMA' AND c.relname = 'dbversion'" "${DB_SERVER_DBNAME}")
if [ -n "${DBVERSION_TABLE_EXISTS}" ]; then
echo "** Table '${DB_SERVER_DBNAME}.dbversion' already exists."
ZBX_DB_VERSION=$(psql_query "SELECT mandatory FROM ${DB_SERVER_SCHEMA}.dbversion" "${DB_SERVER_DBNAME}")
fi
if [ -z "${ZBX_DB_VERSION}" ]; then
echo "** Creating '${DB_SERVER_DBNAME}' schema in PostgreSQL"
if [ "${ENABLE_TIMESCALEDB,,}" == "true" ]; then
psql_query "CREATE EXTENSION IF NOT EXISTS timescaledb CASCADE;" "${DB_SERVER_DBNAME}"
fi
exec_sql_file "/usr/share/doc/zabbix-server-postgresql/create.sql.gz"
if [ "${ENABLE_TIMESCALEDB,,}" == "true" ]; then
exec_sql_file "/usr/share/doc/zabbix-server-postgresql/timescaledb.sql"
fi
apply_db_scripts "/var/lib/zabbix/dbscripts/*.sql"
fi
}
update_zbx_config() {
local type=$1
local db_type=$2
echo "** Preparing Zabbix server configuration file"
ZBX_CONFIG=$ZABBIX_ETC_DIR/zabbix_server.conf
update_config_var $ZBX_CONFIG "ListenIP" "${ZBX_LISTENIP}"
update_config_var $ZBX_CONFIG "ListenPort" "${ZBX_LISTENPORT}"
update_config_var $ZBX_CONFIG "ListenBacklog" "${ZBX_LISTENBACKLOG}"
update_config_var $ZBX_CONFIG "SourceIP" "${ZBX_SOURCEIP}"
update_config_var $ZBX_CONFIG "LogType" "console"
update_config_var $ZBX_CONFIG "LogFile"
update_config_var $ZBX_CONFIG "LogFileSize"
update_config_var $ZBX_CONFIG "PidFile"
update_config_var $ZBX_CONFIG "DebugLevel" "${ZBX_DEBUGLEVEL}"
if [ -n "${ZBX_DBTLSCONNECT}" ]; then
update_config_var $ZBX_CONFIG "DBTLSConnect" "${ZBX_DBTLSCONNECT}"
update_config_var $ZBX_CONFIG "DBTLSCAFile" "${ZBX_DBTLSCAFILE}"
update_config_var $ZBX_CONFIG "DBTLSCertFile" "${ZBX_DBTLSCERTFILE}"
update_config_var $ZBX_CONFIG "DBTLSKeyFile" "${ZBX_DBTLSKEYFILE}"
update_config_var $ZBX_CONFIG "DBTLSCipher" "${ZBX_DBTLSCIPHER}"
update_config_var $ZBX_CONFIG "DBTLSCipher13" "${ZBX_DBTLSCIPHER13}"
fi
update_config_var $ZBX_CONFIG "DBHost" "${DB_SERVER_HOST}"
update_config_var $ZBX_CONFIG "DBName" "${DB_SERVER_DBNAME}"
update_config_var $ZBX_CONFIG "DBSchema" "${DB_SERVER_SCHEMA}"
update_config_var $ZBX_CONFIG "DBPort" "${DB_SERVER_PORT}"
if [ -n "${ZBX_VAULT}" ] && [ -n "${ZBX_VAULTURL}" ]; then
update_config_var $ZBX_CONFIG "Vault" "${ZBX_VAULT}"
update_config_var $ZBX_CONFIG "VaultTLSCertFile" "${ZBX_VAULTTLSCERTFILE}"
update_config_var $ZBX_CONFIG "VaultTLSKeyFile" "${ZBX_VAULTTLSKEYFILE}"
update_config_var $ZBX_CONFIG "VaultURL" "${ZBX_VAULTURL}"
update_config_var $ZBX_CONFIG "VaultDBPath" "${ZBX_VAULTDBPATH}"
if [ -n "${ZBX_VAULTDBPATH}" ]; then
update_config_var $ZBX_CONFIG "DBUser"
update_config_var $ZBX_CONFIG "DBPassword"
else
update_config_var $ZBX_CONFIG "DBUser" "${DB_SERVER_ZBX_USER}"
update_config_var $ZBX_CONFIG "DBPassword" "${DB_SERVER_ZBX_PASS}"
fi
else
update_config_var $ZBX_CONFIG "Vault"
update_config_var $ZBX_CONFIG "VaultTLSCertFile"
update_config_var $ZBX_CONFIG "VaultTLSKeyFile"
update_config_var $ZBX_CONFIG "VaultURL"
update_config_var $ZBX_CONFIG "VaultDBPath"
update_config_var $ZBX_CONFIG "DBUser" "${DB_SERVER_ZBX_USER}"
update_config_var $ZBX_CONFIG "DBPassword" "${DB_SERVER_ZBX_PASS}"
fi
update_config_var $ZBX_CONFIG "AllowUnsupportedDBVersions" "${ZBX_ALLOWUNSUPPORTEDDBVERSIONS}"
update_config_var $ZBX_CONFIG "StartReportWriters" "${ZBX_STARTREPORTWRITERS}"
: ${ZBX_WEBSERVICEURL:="http://zabbix-web-service:10053/report"}
update_config_var $ZBX_CONFIG "WebServiceURL" "${ZBX_WEBSERVICEURL}"
update_config_var $ZBX_CONFIG "HistoryStorageURL" "${ZBX_HISTORYSTORAGEURL}"
update_config_var $ZBX_CONFIG "HistoryStorageTypes" "${ZBX_HISTORYSTORAGETYPES}"
update_config_var $ZBX_CONFIG "HistoryStorageDateIndex" "${ZBX_HISTORYSTORAGEDATEINDEX}"
update_config_var $ZBX_CONFIG "DBSocket" "${DB_SERVER_SOCKET}"
update_config_var $ZBX_CONFIG "StatsAllowedIP" "${ZBX_STATSALLOWEDIP}"
update_config_var $ZBX_CONFIG "StartPollers" "${ZBX_STARTPOLLERS}"
update_config_var $ZBX_CONFIG "StartIPMIPollers" "${ZBX_STARTIPMIPOLLERS}"
update_config_var $ZBX_CONFIG "StartPollersUnreachable" "${ZBX_STARTPOLLERSUNREACHABLE}"
update_config_var $ZBX_CONFIG "StartTrappers" "${ZBX_STARTTRAPPERS}"
update_config_var $ZBX_CONFIG "StartPingers" "${ZBX_STARTPINGERS}"
update_config_var $ZBX_CONFIG "StartDiscoverers" "${ZBX_STARTDISCOVERERS}"
update_config_var $ZBX_CONFIG "StartHistoryPollers" "${ZBX_STARTHISTORYPOLLERS}"
update_config_var $ZBX_CONFIG "StartHTTPPollers" "${ZBX_STARTHTTPPOLLERS}"
update_config_var $ZBX_CONFIG "StartODBCPollers" "${ZBX_STARTODBCPOLLERS}"
update_config_var $ZBX_CONFIG "StartConnectors" "${ZBX_STARTCONNECTORS}"
update_config_var $ZBX_CONFIG "StartPreprocessors" "${ZBX_STARTPREPROCESSORS}"
update_config_var $ZBX_CONFIG "StartTimers" "${ZBX_STARTTIMERS}"
update_config_var $ZBX_CONFIG "StartEscalators" "${ZBX_STARTESCALATORS}"
update_config_var $ZBX_CONFIG "StartAlerters" "${ZBX_STARTALERTERS}"
update_config_var $ZBX_CONFIG "StartTimers" "${ZBX_STARTTIMERS}"
update_config_var $ZBX_CONFIG "StartEscalators" "${ZBX_STARTESCALATORS}"
update_config_var $ZBX_CONFIG "StartLLDProcessors" "${ZBX_STARTLLDPROCESSORS}"
: ${ZBX_JAVAGATEWAY_ENABLE:="false"}
if [ "${ZBX_JAVAGATEWAY_ENABLE,,}" == "true" ]; then
update_config_var $ZBX_CONFIG "JavaGateway" "${ZBX_JAVAGATEWAY:-"zabbix-java-gateway"}"
update_config_var $ZBX_CONFIG "JavaGatewayPort" "${ZBX_JAVAGATEWAYPORT}"
update_config_var $ZBX_CONFIG "StartJavaPollers" "${ZBX_STARTJAVAPOLLERS:-"5"}"
else
update_config_var $ZBX_CONFIG "JavaGateway"
update_config_var $ZBX_CONFIG "JavaGatewayPort"
update_config_var $ZBX_CONFIG "StartJavaPollers"
fi
update_config_var $ZBX_CONFIG "StartVMwareCollectors" "${ZBX_STARTVMWARECOLLECTORS}"
update_config_var $ZBX_CONFIG "VMwareFrequency" "${ZBX_VMWAREFREQUENCY}"
update_config_var $ZBX_CONFIG "VMwarePerfFrequency" "${ZBX_VMWAREPERFFREQUENCY}"
update_config_var $ZBX_CONFIG "VMwareCacheSize" "${ZBX_VMWARECACHESIZE}"
update_config_var $ZBX_CONFIG "VMwareTimeout" "${ZBX_VMWARETIMEOUT}"
: ${ZBX_ENABLE_SNMP_TRAPS:="false"}
if [ "${ZBX_ENABLE_SNMP_TRAPS,,}" == "true" ]; then
update_config_var $ZBX_CONFIG "SNMPTrapperFile" "${ZABBIX_USER_HOME_DIR}/snmptraps/snmptraps.log"
update_config_var $ZBX_CONFIG "StartSNMPTrapper" "1"
else
update_config_var $ZBX_CONFIG "SNMPTrapperFile"
update_config_var $ZBX_CONFIG "StartSNMPTrapper"
fi
update_config_var $ZBX_CONFIG "HousekeepingFrequency" "${ZBX_HOUSEKEEPINGFREQUENCY}"
update_config_var $ZBX_CONFIG "MaxHousekeeperDelete" "${ZBX_MAXHOUSEKEEPERDELETE}"
update_config_var $ZBX_CONFIG "ProblemHousekeepingFrequency" "${ZBX_PROBLEMHOUSEKEEPINGFREQUENCY}"
update_config_var $ZBX_CONFIG "CacheSize" "${ZBX_CACHESIZE}"
update_config_var $ZBX_CONFIG "CacheUpdateFrequency" "${ZBX_CACHEUPDATEFREQUENCY}"
update_config_var $ZBX_CONFIG "StartDBSyncers" "${ZBX_STARTDBSYNCERS}"
update_config_var $ZBX_CONFIG "HistoryCacheSize" "${ZBX_HISTORYCACHESIZE}"
update_config_var $ZBX_CONFIG "HistoryIndexCacheSize" "${ZBX_HISTORYINDEXCACHESIZE}"
update_config_var $ZBX_CONFIG "TrendCacheSize" "${ZBX_TRENDCACHESIZE}"
update_config_var $ZBX_CONFIG "TrendFunctionCacheSize" "${ZBX_TRENDFUNCTIONCACHESIZE}"
update_config_var $ZBX_CONFIG "ValueCacheSize" "${ZBX_VALUECACHESIZE}"
update_config_var $ZBX_CONFIG "Timeout" "${ZBX_TIMEOUT}"
update_config_var $ZBX_CONFIG "TrapperTimeout" "${ZBX_TRAPPERTIMEOUT}"
update_config_var $ZBX_CONFIG "UnreachablePeriod" "${ZBX_UNREACHABLEPERIOD}"
update_config_var $ZBX_CONFIG "UnavailableDelay" "${ZBX_UNAVAILABLEDELAY}"
update_config_var $ZBX_CONFIG "UnreachableDelay" "${ZBX_UNREACHABLEDELAY}"
update_config_var $ZBX_CONFIG "AlertScriptsPath" "/usr/lib/zabbix/alertscripts"
update_config_var $ZBX_CONFIG "ExternalScripts" "/usr/lib/zabbix/externalscripts"
if [ -n "${ZBX_EXPORTFILESIZE}" ]; then
update_config_var $ZBX_CONFIG "ExportDir" "$ZABBIX_USER_HOME_DIR/export/"
update_config_var $ZBX_CONFIG "ExportFileSize" "${ZBX_EXPORTFILESIZE}"
update_config_var $ZBX_CONFIG "ExportType" "${ZBX_EXPORTTYPE}"
fi
update_config_var $ZBX_CONFIG "FpingLocation" "/usr/bin/fping"
update_config_var $ZBX_CONFIG "Fping6Location"
update_config_var $ZBX_CONFIG "SSHKeyLocation" "$ZABBIX_USER_HOME_DIR/ssh_keys"
update_config_var $ZBX_CONFIG "LogSlowQueries" "${ZBX_LOGSLOWQUERIES}"
update_config_var $ZBX_CONFIG "StartProxyPollers" "${ZBX_STARTPROXYPOLLERS}"
update_config_var $ZBX_CONFIG "ProxyConfigFrequency" "${ZBX_PROXYCONFIGFREQUENCY}"
update_config_var $ZBX_CONFIG "ProxyDataFrequency" "${ZBX_PROXYDATAFREQUENCY}"
update_config_var $ZBX_CONFIG "SSLCertLocation" "$ZABBIX_USER_HOME_DIR/ssl/certs/"
update_config_var $ZBX_CONFIG "SSLKeyLocation" "$ZABBIX_USER_HOME_DIR/ssl/keys/"
update_config_var $ZBX_CONFIG "SSLCALocation" "$ZABBIX_USER_HOME_DIR/ssl/ssl_ca/"
update_config_var $ZBX_CONFIG "LoadModulePath" "$ZABBIX_USER_HOME_DIR/modules/"
update_config_multiple_var $ZBX_CONFIG "LoadModule" "${ZBX_LOADMODULE}"
file_process_from_env $ZBX_CONFIG "TLSCAFile" "${ZBX_TLSCAFILE}" "${ZBX_TLSCA}"
file_process_from_env $ZBX_CONFIG "TLSCRLFile" "${ZBX_TLSCRLFILE}" "${ZBX_TLSCRL}"
file_process_from_env $ZBX_CONFIG "TLSCertFile" "${ZBX_TLSCERTFILE}" "${ZBX_TLSCERT}"
update_config_var $ZBX_CONFIG "TLSCipherAll" "${ZBX_TLSCIPHERALL}"
update_config_var $ZBX_CONFIG "TLSCipherAll13" "${ZBX_TLSCIPHERALL13}"
update_config_var $ZBX_CONFIG "TLSCipherCert" "${ZBX_TLSCIPHERCERT}"
update_config_var $ZBX_CONFIG "TLSCipherCert13" "${ZBX_TLSCIPHERCERT13}"
update_config_var $ZBX_CONFIG "TLSCipherPSK" "${ZBX_TLSCIPHERPSK}"
update_config_var $ZBX_CONFIG "TLSCipherPSK13" "${ZBX_TLSCIPHERPSK13}"
file_process_from_env $ZBX_CONFIG "TLSKeyFile" "${ZBX_TLSKEYFILE}" "${ZBX_TLSKEY}"
update_config_var $ZBX_CONFIG "ServiceManagerSyncFrequency" "${ZBX_SERVICEMANAGERSYNCFREQUENCY}"
update_config_var $ZBX_CONFIG "SMSDevices" "${ZBX_SMSDEVICES}"
if [ "${ZBX_AUTOHANODENAME}" == 'fqdn' ] && [ ! -n "${ZBX_HANODENAME}" ]; then
update_config_var $ZBX_CONFIG "HANodeName" "$(hostname -f)"
elif [ "${ZBX_AUTOHANODENAME}" == 'hostname' ] && [ ! -n "${ZBX_HANODENAME}" ]; then
update_config_var $ZBX_CONFIG "HANodeName" "$(hostname)"
else
update_config_var $ZBX_CONFIG "HANodeName" "${ZBX_HANODENAME}"
fi
: ${ZBX_NODEADDRESSPORT:="10051"}
if [ "${ZBX_AUTONODEADDRESS}" == 'fqdn' ] && [ ! -n "${ZBX_NODEADDRESS}" ]; then
update_config_var $ZBX_CONFIG "NodeAddress" "$(hostname -f):${ZBX_NODEADDRESSPORT}"
elif [ "${ZBX_AUTONODEADDRESS}" == 'hostname' ] && [ ! -n "${ZBX_NODEADDRESS}" ]; then
update_config_var $ZBX_CONFIG "NodeAddress" "$(hostname):${ZBX_NODEADDRESSPORT}"
else
update_config_var $ZBX_CONFIG "NodeAddress" "${ZBX_NODEADDRESS}"
fi
if [ "$(id -u)" != '0' ]; then
update_config_var $ZBX_CONFIG "User" "$(whoami)"
else
update_config_var $ZBX_CONFIG "AllowRoot" "1"
fi
}
clear_zbx_env() {
[[ "${ZBX_CLEAR_ENV}" == "false" ]] && return
for env_var in $(env | grep -E "^(ZBX|DB|POSTGRES)_"); do
unset "${env_var%%=*}"
done
}
prepare_db() {
echo "** Preparing database"
check_variables_postgresql
check_db_connect_postgresql
create_db_database_postgresql
create_db_schema_postgresql
}
prepare_server() {
echo "** Preparing Zabbix server"
prepare_db
update_zbx_config
clear_zbx_env
}
#################################################
if [ "${1#-}" != "$1" ]; then
set -- /usr/sbin/zabbix_server "$@"
fi
if [ "$1" == '/usr/sbin/zabbix_server' ]; then
prepare_server
fi
if [ "$1" == "init_db_only" ]; then
prepare_db
else
exec "$@"
fi
#################################################
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