Migrate to new configuration structure.

Author: brocaar

.gitignore

@@ -1,11 +1,13 @@
 # hidden files
 .*
 
+# configuration files
+*.toml
+
 # binaries
 dist/
 build/
 docs/public/
 
 # dependencies
 vendor/
-

Dockerfile-devel

@@ -5,7 +5,8 @@ ENV PATH=$PATH:$PROJECT_PATH/build
 ENV CGO_ENABLED=0
 ENV GO_EXTRA_BUILD_ARGS="-a -installsuffix cgo"
 
-RUN apk add --no-cache ca-certificates make git bash
+RUN apk add --no-cache ca-certificates make git bash alpine-sdk ruby ruby-dev libffi-dev
+RUN gem install fpm --no-rdoc --no-ri
 
 RUN mkdir -p $PROJECT_PATH
 COPY . $PROJECT_PATH

Dockerfile.arm

@@ -2,6 +2,8 @@ FROM arm32v6/golang:1.9-alpine3.6 AS development
 
 ENV PROJECT_PATH=/go/src/github.com/brocaar/lora-gateway-bridge
 ENV PATH=$PATH:$PROJECT_PATH/build
+ENV CGO_ENABLED=0
+ENV GO_EXTRA_BUILD_ARGS="-a -installsuffix cgo"
 
 RUN apk add --no-cache ca-certificates make git bash
 

Gopkg.lock

@@ -9,10 +9,6 @@
   branch = "master"
   name = "github.com/brocaar/lorawan"
 
-[[constraint]]
-  name = "github.com/codegangsta/cli"
-  version = "1.20.0"
-
 [[constraint]]
   name = "github.com/eclipse/paho.mqtt.golang"
   branch = "master"
@@ -24,3 +20,15 @@
 [[constraint]]
   name = "github.com/smartystreets/goconvey"
   version = "1.6.3"
+
+[[constraint]]
+  branch = "master"
+  name = "github.com/spf13/cobra"
+
+[[constraint]]
+  branch = "master"
+  name = "github.com/spf13/viper"
+
+[[constraint]]
+  name = "github.com/pkg/errors"
+  version = "0.8.0"

Gopkg.toml

@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2016 Orne Brocaar
+Copyright (c) 2018 Orne Brocaar
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

LICENSE

@@ -0,0 +1,71 @@
+package cmd
+
+import (
+	"html/template"
+	"os"
+
+	"github.com/brocaar/lora-gateway-bridge/internal/config"
+	"github.com/pkg/errors"
+	"github.com/spf13/cobra"
+)
+
+// when updating this template, don't forget to update config.md!
+const configTemplate = `[general]
+# debug=5, info=4, warning=3, error=2, fatal=1, panic=0
+log_level = {{ .General.LogLevel }}
+
+
+# Configuration which relates to the packet-forwarder.
+[packet_forwarder]
+# ip:port to bind the UDP listener to
+#
+# Example: 0.0.0.0:1700 to listen on port 1700 for all network interfaces.
+# This is the listeren to which the packet-forwarder forwards its data
+# so make sure the 'serv_port_up' and 'serv_port_down' from your
+# packet-forwarder matches this port.
+udp_bind = "{{ .PacketForwarder.UDPBind }}"
+
+# Skip the CRC status-check of received packets
+#
+# This is only has effect when the packet-forwarder is configured to forward
+# LoRa frames with CRC errors.
+skip_crc_check = {{ .PacketForwarder.SkipCRCCheck }}
+
+
+# Configuration for the MQTT backend.
+[backend.mqtt]
+# MQTT server (e.g. scheme://host:port where scheme is tcp, ssl or ws)
+server="{{ .Backend.MQTT.Server }}"
+
+# Connect with the given username (optional)
+username="{{ .Backend.MQTT.Username }}"
+
+# Connect with the given password (optional)
+password="{{ .Backend.MQTT.Password }}"
+
+# CA certificate file (optional)
+#
+# Use this when setting up a secure connection (when server uses ssl://...)
+# but the certificate used by the server is not trusted by any CA certificate
+# on the server (e.g. when self generated).
+ca_cert="{{ .Backend.MQTT.CACert }}"
+
+# mqtt TLS certificate file (optional)
+tls_cert="{{ .Backend.MQTT.TLSCert }}"
+
+# mqtt TLS key file (optional)
+tls_key="{{ .Backend.MQTT.TLSKey }}"
+`
+
+var configCmd = &cobra.Command{
+	Use:   "configfile",
+	Short: "Print the LoRa Gateway Bridge configuration file",
+	RunE: func(cmd *cobra.Command, args []string) error {
+		t := template.Must(template.New("config").Parse(configTemplate))
+		err := t.Execute(os.Stdout, config.C)
+		if err != nil {
+			return errors.Wrap(err, "execute config template error")
+		}
+		return nil
+	},
+}