111 lines
3.1 KiB
Go
111 lines
3.1 KiB
Go
/*
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Copyright © 2021 Arsen Musayelyan
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package main
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import (
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"errors"
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"github.com/pelletier/go-toml"
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"github.com/rs/zerolog"
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"github.com/rs/zerolog/log"
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"io/ioutil"
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"os"
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)
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// Struct for unmarshaling of opensend TOML configs
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type Config struct {
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Receiver ReceiverConfig
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Sender SenderConfig
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Targets map[string]Target
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}
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// Config section for receiver
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type ReceiverConfig struct {
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DestDir string `toml:"destinationDirectory"`
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SkipZeroconf bool
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WorkDir string `toml:"workingDirectory"`
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}
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// Config section for sender
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type SenderConfig struct {
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WorkDir string `toml:"workingDirectory"`
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}
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type Target struct {
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IP string
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}
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// Attempt to find config path
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func GetConfigPath() string {
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// Use ConsoleWriter logger
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log.Logger = log.Output(zerolog.ConsoleWriter{Out: os.Stderr}).Hook(FatalHook{})
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// Possible config locations
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configLocations := []string{"~/.config/opensend.toml", "/etc/opensend.toml"}
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// For every possible location
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for _, configLocation := range configLocations {
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// Expand path (~ -> home dir and os.ExpandEnv())
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expandedPath := ExpandPath(configLocation)
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// If file does not exist
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if _, err := os.Stat(expandedPath); errors.Is(err, os.ErrNotExist) {
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// Skip
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continue
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}
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// Return path with existing file
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return expandedPath
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}
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// If all else fails, return empty screen
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return ""
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}
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// Create new config object using values from given path
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func NewConfig(path string) *Config {
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// Use ConsoleWriter logger
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log.Logger = log.Output(zerolog.ConsoleWriter{Out: os.Stderr}).Hook(FatalHook{})
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// Create new empty config struct
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newConfig := &Config{}
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// Set config defaults
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newConfig.SetDefaults()
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// If path is provided
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if path != "" {
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// Read file at path
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confData, err := ioutil.ReadFile(path)
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if err != nil {
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log.Fatal().Err(err).Msg("Error reading config")
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}
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// Unmarshal config data
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err = toml.Unmarshal(confData, newConfig)
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if err != nil {
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log.Fatal().Err(err).Msg("Error unmarshalling toml")
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}
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}
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// Return new config struct
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return newConfig
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}
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// Set config defaults
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func (config *Config) SetDefaults() {
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// Set destination directory to $HOME/Downloads
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config.Receiver.DestDir = ExpandPath("~/Downloads")
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// Set receiver working directory to $HOME/.opensend
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config.Receiver.WorkDir = ExpandPath("~/.opensend")
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// Set do not skip zeroconf
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config.Receiver.SkipZeroconf = false
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// Set sender working directory to $HOME/.opensend
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config.Sender.WorkDir = ExpandPath("~/.opensend")
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// Set targets to an empty map[string]map[string]string
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config.Targets = map[string]Target{}
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}
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