mirror of
https://github.com/limosek/zaf.git
synced 2024-11-14 06:29:07 +01:00
246 lines
7.4 KiB
Bash
Executable File
246 lines
7.4 KiB
Bash
Executable File
#!/bin/sh
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if ! [ "$(basename $0)" = "install.sh" ]; then
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# We are runing from stdin
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url="https://raw.githubusercontent.com/limosek/zaf/master/"
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if ! which curl >/dev/null;
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then
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echo "Curl not found. Cannot continue. Please install it."
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exit 2
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fi
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echo "Installing from url $url..." >&2
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[ -z "$*" ] && silent=silent
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set -e
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mkdir -p /tmp/zaf-installer \
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&& cd /tmp/zaf-installer \
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&& (for i in lib/zaf.lib.sh lib/os.lib.sh lib/ctrl.lib.sh install.sh ; do curl -f -k -s -L -o - "$url/$i") >install.sh \
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&& chmod +x install.sh \
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&& exec ./install.sh $silent "$@"
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exit
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fi
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ZAF_CFG_FILE=/etc/zaf.conf
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. $(dirname $0)/lib/zaf.lib.sh
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. $(dirname $0)/lib/os.lib.sh
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. $(dirname $0)/lib/ctrl.lib.sh
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zaf_msg() {
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[ "$ZAF_DEBUG" = "1" ] && echo $@
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}
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# Read option. If it is already set in zaf.conf, it is skipped. If env variable is set, it is used instead of default
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# It sets global variable name on result.
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# $1 - option name
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# $2 - option description
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# $3 - default
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# $4 - if $4="silent" , use autoconf. if $4="user", force asking.
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zaf_get_option(){
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local opt
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eval opt=\$$1
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if [ -n "$opt" ] && ! [ "$4" = "user" ]; then
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eval "$1='$opt'"
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zaf_msg "Got $2 <$1> from ENV: $opt" >&2
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return
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else
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opt="$3"
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fi
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if ! [ "$4" = "silent" ]; then
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echo -n "$2 <$1> [$opt]: "
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read opt
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else
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opt=""
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fi
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if [ -z "$opt" ]; then
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opt="$3"
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zaf_msg "Got $2 <$1> from Defaults: $opt" >&2
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else
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zaf_msg "Got $2 <$1> from USER: $opt"
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fi
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eval "$1='$opt'"
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}
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# Sets option to zaf.conf
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# $1 option name
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# $2 option value
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zaf_set_option(){
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local description
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if ! grep -q "^$1=" ${ZAF_CFG_FILE}; then
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echo "$1='$2'" >>${ZAF_CFG_FILE}
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zaf_msg "Saving $1 to $2 in ${ZAF_CFG_FILE}" >&2
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else
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zaf_msg "Preserving $1 to $2 in ${ZAF_CFG_FILE}" >&2
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fi
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}
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zaf_getrest(){
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if [ -f "$(dirname $0)/$1" ]; then
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echo "$(dirname $0)/$1"
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else
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curl -f -k -s -L -o - https://raw.githubusercontent.com/limosek/zaf/master/$1 >${ZAF_TMP_DIR}/$(basename $1)
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echo ${ZAF_TMP_DIR}/$(basename $1)
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fi
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}
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zaf_install(){
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cp "$1" "$2"
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}
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zaf_install_exe(){
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cp "$1" "$2"
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chmod +x "$2"
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}
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# Automaticaly install agent if supported
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zaf_install_agent() {
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case $ZAF_OS in
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Debian)
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curl "http://repo.zabbix.com/zabbix/3.0/debian/pool/main/z/zabbix-release/zabbix-release_3.0-1+${ZAF_CODENAME}_all.deb" >"/tmp/zaf-installer/zabbix-release_3.0-1+${ZAF_CODENAME}_all.deb" \
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&& dpkg -i "/tmp/zaf-installer/zabbix-release_3.0-1+${ZAF_CODENAME}_all.deb" \
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&& apt-get update \
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&& apt-get install $ZAF_AGENT_PKG
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;;
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esac
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}
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# Set config option in zabbix agent
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# $1 option
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# $2 value
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zaf_agent_set_option() {
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local option="$1"
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local value="$2"
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if grep ^$option\= $ZAF_AGENT_CONFIG; then
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echo "Moving option $option to zaf config part."
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sed -i "s/$option=/#$option=/" $ZAF_AGENT_CONFIG
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fi
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echo "$option=$value" >> "$ZAF_AGENT_CONFIGD/zaf_options.conf"
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}
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# Automaticaly configure agent if supported
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# Parameters are in format zabbixconfvar=value
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zaf_configure_agent() {
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local pair
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local option
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local value
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touch "$ZAF_AGENT_CONFIGD/zaf_options.conf"
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for pair in "$@"; do
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echo $pair | grep -q '^Z\_' || continue
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option=$(echo $pair|cut -d '=' -f 1|cut -d '_' -f 2)
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value=$(echo $pair|cut -d '=' -f 2-)
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zaf_agent_set_option "$option" "$value"
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done
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}
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zaf_no_perms(){
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echo "No permissions! to $1! Please become root or give perms. Exiting."
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exit 2
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}
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zaf_configure(){
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[ "$1" = "interactive" ] && ZAF_DEBUG=1
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zaf_detect_system
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zaf_get_option ZAF_PKG "Packaging system to use" "$ZAF_PKG" "$1"
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zaf_get_option ZAF_OS "Operating system to use" "$ZAF_OS" "$1"
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zaf_get_option ZAF_OS_CODENAME "Operating system codename" "$ZAF_OS_CODENAME" "$1"
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zaf_get_option ZAF_AGENT_PKG "Zabbix agent package" "$ZAF_AGENT_PKG" "$1"
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if [ -n "$ZAF_AGENT_PKG" ]; then
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if ! zaf_check_deps "$ZAF_AGENT_PKG"; then
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if [ "$1" = "silent" ]; then
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zaf_install_agent
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fi
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fi
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fi
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zaf_get_option ZAF_CURL_INSECURE "Insecure curl (accept all certificates)" "1" "$1"
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zaf_get_option ZAF_TMP_BASE "Tmp directory prefix (\$USER will be added)" "/tmp/zaf" "$1"
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zaf_get_option ZAF_LIB_DIR "Libraries directory" "/usr/lib/zaf" "$1"
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zaf_get_option ZAF_PLUGINS_DIR "Plugins directory" "${ZAF_LIB_DIR}/plugins" "$1"
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zaf_get_option ZAF_PLUGINS_REPO "Plugins reposiory" "https://raw.githubusercontent.com/limosek/zaf-plugins/master/" "$1"
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zaf_get_option ZAF_REPO_DIR "Plugins directory" "${ZAF_LIB_DIR}/repo" "$1"
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zaf_get_option ZAF_AGENT_CONFIG "Zabbix agent config" "/etc/zabbix/zabbix_agentd.conf" "$1"
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! [ -d "${ZAF_AGENT_CONFIGD}" ] && [ -d "/etc/zabbix/zabbix_agentd.d" ] && ZAF_AGENT_CONFIGD="/etc/zabbix/zabbix_agentd.d"
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zaf_get_option ZAF_AGENT_CONFIGD "Zabbix agent config.d" "/etc/zabbix/zabbix_agentd.conf.d/" "$1"
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zaf_get_option ZAF_AGENT_BIN "Zabbix agent binary" "/usr/sbin/zabbix_agentd" "$1"
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zaf_get_option ZAF_AGENT_RESTART "Zabbix agent restart cmd" "service zabbix-agent restart" "$1"
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if ! which $ZAF_AGENT_BIN >/dev/null; then
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echo "Zabbix agent not installed? Use ZAF_ZABBIX_AGENT_BIN env variable to specify location. Exiting."
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exit 3
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fi
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if which git >/dev/null; then
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ZAF_GIT=1
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else
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ZAF_GIT=""
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fi
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if ! [ -f "${ZAF_CFG_FILE}" ]; then
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touch "${ZAF_CFG_FILE}" || zaf_no_perms "${ZAF_CFG_FILE}"
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fi
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zaf_set_option ZAF_PKG "${ZAF_PKG}"
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zaf_set_option ZAF_OS "${ZAF_OS}"
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zaf_set_option ZAF_OS_CODENAME "${ZAF_OS_CODENAME}"
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zaf_set_option ZAF_AGENT_PKG "${ZAF_AGENT_PKG}"
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zaf_set_option ZAF_GIT "${ZAF_GIT}"
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zaf_set_option ZAF_CURL_INSECURE "${ZAF_CURL_INSECURE}"
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zaf_set_option ZAF_TMP_BASE "$ZAF_TMP_BASE"
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zaf_set_option ZAF_LIB_DIR "$ZAF_LIB_DIR"
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zaf_set_option ZAF_PLUGINS_DIR "$ZAF_PLUGINS_DIR"
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zaf_set_option ZAF_PLUGINS_REPO "$ZAF_PLUGINS_REPO"
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zaf_set_option ZAF_REPO_DIR "$ZAF_REPO_DIR"
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zaf_set_option ZAF_AGENT_CONFIG "$ZAF_AGENT_CONFIG"
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zaf_set_option ZAF_AGENT_CONFIGD "$ZAF_AGENT_CONFIGD"
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zaf_set_option ZAF_AGENT_BIN "$ZAF_AGENT_BIN"
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zaf_set_option ZAF_AGENT_RESTART "$ZAF_AGENT_RESTART"
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ZAF_TMP_DIR="${ZAF_TMP_BASE}-${USER}-$$"
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}
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if [ -f "${ZAF_CFG_FILE}" ]; then
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. "${ZAF_CFG_FILE}"
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fi
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ZAF_TMP_DIR="${ZAF_TMP_BASE}-${USER}-$$"
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case $1 in
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interactive)
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zaf_configure interactive
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$0 install
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;;
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silent)
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zaf_configure silent
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zaf_configure_agent "$@"
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rm -rif ${ZAF_TMP_DIR}
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mkdir -p ${ZAF_TMP_DIR}
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mkdir -p ${ZAF_LIB_DIR}
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mkdir -p ${ZAF_PLUGINS_DIR}
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zaf_install $(zaf_getrest lib/zaf.lib.sh) ${ZAF_LIB_DIR}/zaf.lib.sh
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zaf_install $(zaf_getrest lib/jshn.sh) ${ZAF_LIB_DIR}/jshn.sh
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zaf_install_exe $(zaf_getrest lib/zaflock) ${ZAF_LIB_DIR}/zaflock
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mkdir -p ${ZAF_TMP_DIR}/p/zaf
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mkdir -p ${ZAF_PLUGINS_DIR}
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zaf_install_exe $(zaf_getrest zaf) /usr/bin/zaf
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/usr/bin/zaf install zaf
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if ! zaf_check_agent_config; then
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echo "Something is wrong with zabbix agent config."
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echo "Ensure that zabbix_agentd reads ${ZAF_AGENT_CONFIG}"
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echo "and there is Include=${ZAF_AGENT_CONFIGD} directive inside."
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echo "Does ${ZAF_AGENT_RESTART} work?"
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exit 1
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fi
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rm -rif ${ZAF_TMP_DIR}
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echo "Install OK. Use 'zaf' without parameters to continue."
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;;
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*)
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echo
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echo "Please specify how to install."
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echo "ZAF_CONFIG_OPTION=value [...] install.sh {silent|interactive} Z_option=value [...]"
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echo "Example 1 (default install): install.sh silent"
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echo 'Example 2 (preconfigure agent options): install.sh silent Z_Server=zabbix.server Z_ServerActive=zabbix.server Z_Hostname=$(hostname)'
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echo "Example 3 (preconfigure zaf packaging system to use): ZAF_PKG=dpkg install.sh silent"
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echo "Example 4 (interactive): install.sh interactive"
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echo
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exit 1
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esac
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