netmaker/netclient/daemon/freebsd.go
2022-03-30 08:04:52 -04:00

133 lines
3.6 KiB
Go

package daemon
import (
"log"
"os"
"github.com/gravitl/netmaker/logger"
"github.com/gravitl/netmaker/netclient/ncutils"
)
// SetupFreebsdDaemon -- sets up daemon for freebsd
func SetupFreebsdDaemon() error {
binarypath, err := os.Executable()
if err != nil {
return err
}
_, err = os.Stat("/etc/netclient/config")
if os.IsNotExist(err) {
os.MkdirAll("/etc/netclient/config", 0744)
} else if err != nil {
log.Println("couldnt find or create /etc/netclient")
return err
}
//install binary
//should check if the existing binary is the corect version -- for now only copy if file doesn't exist
if !ncutils.FileExists(EXEC_DIR + "netclient") {
err = ncutils.Copy(binarypath, EXEC_DIR+"netclient")
if err != nil {
log.Println(err)
return err
}
}
rcFile := `#!/bin/sh
#
# PROVIDE: netclient
# REQUIRE: LOGIN
# KEYWORD: shutdown
# Description:
# This script runs netclient as a service as root on boot
# How to use:
# Place this file in /usr/local/etc/rc.d/
# Add netclient="YES" to /etc/rc.config.d/netclient
# To pass args, add netclient_args="daemon" to /etc/rc.config.d/netclient
# Freebsd rc library
. /etc/rc.subr
# General Info
name="netclient" # Safe name of program
program_name="netclient" # Name of exec
title="netclient" # Title to display in top/htop
# RC.config vars
load_rc_config $name # Loading rc config vars
: ${netclient_enable="YES"} # Default: enable netclient
: ${netclient_runAs="root"} # Default: Run Node-RED as root
# Freebsd Setup
rcvar=netclient_enable # Enables the rc.conf YES/NO flag
pidfile="/var/run/${program_name}.pid" # File that allows the system to keep track of node-red status
# Env Setup
#export HOME=$( getent passwd "$netclient_runAs" | cut -d: -f6 ) # Gets the home directory of the runAs user
# Command Setup
exec_path="/sbin/${program_name}" # Path to the netclient exec
output_file="/var/log/${program_name}.log" # Path to netclient logs
# Command
command="/usr/sbin/daemon"
command_args="-r -t ${title} -u ${netclient_runAs} -o ${output_file} -P ${pidfile} ${exec_path} ${netclient_args}"
# Loading Config
load_rc_config ${name}
run_rc_command "$1"
`
rcConfig := `netclient="YES"
netclient_args="daemon"`
rcbytes := []byte(rcFile)
if !ncutils.FileExists("/etc/rc.d/netclient") {
err := os.WriteFile("/etc/rc.d/netclient", rcbytes, 0744)
if err != nil {
return err
}
rcConfigbytes := []byte(rcConfig)
if !ncutils.FileExists("/etc/rc.conf.d/netclient") {
err := os.WriteFile("/etc/rc.conf.d/netclient", rcConfigbytes, 0644)
if err != nil {
return err
}
FreebsdDaemon("start")
return nil
}
}
return nil
}
// FreebsdDaemon - accepts args to service netclient and applies
func FreebsdDaemon(command string) {
_, _ = ncutils.RunCmdFormatted("service netclient "+command, true)
}
// CleanupFreebsd - removes config files and netclient binary
func CleanupFreebsd() {
if err := os.RemoveAll(ncutils.GetNetclientPath()); err != nil {
logger.Log(1, "Removing netclient configs: ", err.Error())
}
if err := os.Remove(EXEC_DIR + "netclient"); err != nil {
logger.Log(1, "Removing netclient binary: ", err.Error())
}
}
// RemoveFreebsdDaemon - remove freebsd daemon
func RemoveFreebsdDaemon() {
if ncutils.FileExists("/etc/rc.d/netclient") {
err := os.Remove("/etc/rc.d/netclient")
if err != nil {
logger.Log(0, "Error removing /etc/rc.d/netclient. Please investigate.")
}
}
if ncutils.FileExists("/etc/rc.conf.d/netclient") {
err := os.Remove("/etc/rc.conf.d/netclient")
if err != nil {
logger.Log(0, "Error removing /etc/rc.conf.d/netclient. Please investigate.")
}
}
}