/
config.go
95 lines (79 loc) · 2.52 KB
/
config.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
// Copyright (2020 -- present) Cobalt Speech and Language, Inc.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package config
import (
"fmt"
"os"
"os/exec"
"github.com/cobaltspeech/examples-go/diatheke/internal/audio"
"github.com/BurntSushi/toml"
)
// ServerConfig contains the Diatheke server settings
type ServerConfig struct {
Address string
Insecure bool
ModelID string
}
type WakeWordServerConfig struct {
Address string
Insecure bool
ModelID string
AudioBufferSec float32
WakePhrases []string
MinWakePhraseConfidence float64
}
// Config contains the application configuration
type Config struct {
Server ServerConfig
WakeWordServer WakeWordServerConfig
Recording audio.Config
Playback audio.Config
}
// ReadConfigFile attempts to load the given config file
func ReadConfigFile(filename string) (Config, error) {
var config Config
_, err := toml.DecodeFile(filename, &config)
if err != nil {
return config, err
}
if config.Server.Address == "" {
return config, fmt.Errorf("missing server address")
}
// If the recording or playback fields are set, check them.
if config.Recording.Application != "" {
if err := checkAudioConfig(config.Recording.Application); err != nil {
return config, fmt.Errorf("recording config error - %w", err)
}
}
if config.Playback.Application != "" {
if err := checkAudioConfig(config.Playback.Application); err != nil {
return config, fmt.Errorf("playback config error - %w", err)
}
}
return config, nil
}
func checkAudioConfig(app string) error {
// Verify that the file (executable) exists
info, err := os.Stat(app)
if err != nil {
// This is a path error, which means we couldn't find the file.
// Check the system path to see if we can find it there.
_, err = exec.LookPath(app)
if err != nil {
return fmt.Errorf("could not find application %s", app)
}
} else if info.IsDir() {
return fmt.Errorf("application is a directory, not an executable")
}
return nil
}