167 lines
3.1 KiB
Bash
Executable File
167 lines
3.1 KiB
Bash
Executable File
#!/bin/sh
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# env
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LC_ALL=en_US.UTF-8
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LANG=en_US.UTF-8
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LANGUAGE=en_US.UTF-8
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DIR=$(dirname "$0")
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usage () {
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echo " Usage: $0 [-d] [-h] [-v] [-c] [-m] [-r] [-i] [-C] [-u]"
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}
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help () {
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echo
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usage
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echo
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echo " Options: "
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echo
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echo " -c, --config <file> path to config file"
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echo " -m, --metrics <metrics> comma-separated list of metrics to collect"
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echo " -r, --reporter <reporter> use specified reporter (default: stdout)"
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echo " -i, --interval <seconds> collect metrics every n seconds (default: 2)"
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echo " -v, --verbose enable verbose mode"
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echo " -C, --print-config print output to be used in a config file"
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echo " -u, --update pull the latest version (requires git)"
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echo " -d, --docs show documentation"
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echo " -h, --help show this text"
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echo
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}
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# handle opts
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opt_config_file=
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opt_metrics=
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opt_reporter=
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opt_interval=
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opt_verbose=false
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opt_print_config=false
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opt_do_update=false
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opt_docs=false
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while [ $# -gt 0 ]; do
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case $1 in
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-c|--config)
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shift
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opt_config_file=$1
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;;
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-m|--metrics)
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shift
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opt_metrics=$1
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;;
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-r|--reporter)
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shift
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opt_reporter=$1
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;;
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-i|--interval)
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shift
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opt_interval=$1
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;;
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-v|--verbose)
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opt_verbose=true
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;;
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-C|--print-config)
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opt_print_config=true
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;;
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-u|--update)
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opt_do_update=true
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;;
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-d|--docs)
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opt_docs=true
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;;
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-h|--help)
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help
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exit
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;;
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*)
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usage
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exit 1
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;;
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esac
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shift
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done
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# run
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. ${DIR}/lib/main.sh
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if [ $opt_do_update = true ]; then
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if ! command_exists git; then
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echo "Error: --update requires 'git' to be in the PATH"
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exit 1
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fi
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echo "Fetching latest version..."
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git pull https://github.com/pstadler/metrics.sh.git master
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exit $?
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fi
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if [ $opt_verbose = true ]; then
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verbose_on
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verbose "Started in verbose mode"
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verbose "OS detected: $OS_TYPE"
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fi
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main_load
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verbose "Available metrics: $__AVAILABLE_METRICS"
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verbose "Available reporters: $__AVAILABLE_REPORTERS"
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if [ $opt_docs = true ]; then
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main_print_docs
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exit
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fi
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if [ $opt_print_config = true ]; then
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main_print_config
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exit
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fi
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if [ -n "$opt_config_file" ]; then
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verbose "Loading configuration file: $opt_config_file"
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parse_config "$opt_config_file"
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if [ $? -ne 0 ]; then
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exit 1
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fi
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configured_reporters=$(get_configured_reporters)
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if [ -n "$configured_reporters" ]; then
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REPORTER=$configured_reporters
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fi
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configured_metrics=$(get_configured_metrics)
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if [ -n "$configured_metrics" ]; then
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METRICS=$configured_metrics
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fi
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fi
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# --reporter always wins
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if [ -n "$opt_reporter" ]; then
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REPORTER=$opt_reporter
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fi
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# --metrics always wins
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if [ -n "$opt_metrics" ]; then
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METRICS=$opt_metrics
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fi
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# --interval always wins
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if [ -n "$opt_interval" ]; then
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INTERVAL=$opt_interval
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fi
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main_init "$METRICS" "$REPORTER"
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verbose "Using metrics: $__METRICS"
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verbose "Using reporter: $__REPORTER"
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echo "metrics.sh started with PID: $$"
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verbose "Collecting metrics every $INTERVAL second(s)"
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main_collect
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