devilbox/autostart/run-blackfire-agent.sh-example

#!/usr/bin/env bash

set -e
set -u
set -o pipefail


###
### Pre-flight check
###
if ! command -v blackfire-agent >/dev/null 2>&1; then
	echo "No blackfire-agent binary available, skipping initialization"
	exit 0
fi


###
### Default Variables
###
# Blackfire ID via env: BLACKFIRE_SERVER_ID
BF_ID=
# Blackfire Token via env: BLACKFIRE_SERVER_TOKEN
BF_TOKEN=
# Loglevel (4: debug, 3: info, 2: warning, 1: error)
BF_LOGLEVEL=2


###
### Get ID and Token
###
if BF_ID="$( env | grep -Eo '^BLACKFIRE_SERVER_ID=.*$' )"; then
	BF_ID="${BF_ID#*=}"
fi

if BF_TOKEN="$( env | grep -Eo '^BLACKFIRE_SERVER_TOKEN=.*$' )"; then
	BF_TOKEN="${BF_TOKEN#*=}"
fi


###
### Create Config
###
{
	echo "[blackfire]";
	echo ";";
	echo "; This is a configuration file for Blackfire's Agent.";
	echo ";";
	echo "";
	echo ";";
	echo "; setting: ca-cert";
	echo "; desc   : Sets the PEM encoded certificates";
	echo "; default:";
	echo "ca-cert=";
	echo "";
	echo ";";
	echo "; setting: collector";
	echo "; desc   : Sets the URL of Blackfire's data collector";
	echo "; default: https://blackfire.io";
	echo "collector=https://blackfire.io";
	echo "";
	echo ";";
	echo "; setting: http-proxy";
	echo "; desc   : Sets the HTTP proxy to use";
	echo "; default:";
	echo "http-proxy=";
	echo "";
	echo ";";
	echo "; setting: https-proxy";
	echo "; desc   : Sets the HTTPS proxy to use";
	echo "; default:";
	echo "https-proxy=";
	echo "";
	echo ";";
	echo "; setting: log-file";
	echo "; desc   : Sets the path of the log file. Use stderr to log to stderr";
	echo "; default: stderr";
	echo "log-file=stderr";
	echo "";
	echo ";";
	echo "; setting: log-level";
	echo "; desc   : log verbosity level (4: debug, 3: info, 2: warning, 1: error)";
	echo "; default: 1";
	echo "log-level=${BF_LOGLEVEL}";
	echo "";
	echo ";";
	echo "; setting: server-id";
	echo "; desc   : Sets the server id used to authenticate with Blackfire API";
	echo "; default:";
	echo "server-id=${BF_ID}";
	echo "";
	echo ";";
	echo "; setting: server-token";
	echo "; desc   : Sets the server token used to authenticate with Blackfire API. It is unsafe to set this from the command line";
	echo "; default:";
	echo "server-token=${BF_TOKEN}";
	echo "";
	echo ";";
	echo "; setting: socket";
	echo "; desc   : Sets the socket the agent should read traces from. Possible value can be a unix socket or a TCP address. ie: unix:///var/run/blackfire/agent.sock or tcp://127.0.0.1:8307";
	echo "; default: unix:///var/run/blackfire/agent.sock";
	echo "socket=unix:///var/run/blackfire/agent.sock";
	echo "";
	echo ";";
	echo "; setting: spec";
	echo "; desc   : Sets the path to the JSON specifications file";
	echo "; default:";
	echo "spec=";
} > /etc/blackfire/agent


###
### Start agent
###
/etc/init.d/blackfire-agent restart