-
Notifications
You must be signed in to change notification settings - Fork 0
/
collect.go
109 lines (92 loc) · 2.34 KB
/
collect.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
96
97
98
99
100
101
102
103
104
105
106
107
108
109
package main
import (
"context"
"database/sql"
"encoding/json"
"log"
"net/http"
"os"
"time"
_ "github.com/mattn/go-sqlite3"
"github.com/minio/minio-go/v7"
"github.com/minio/minio-go/v7/pkg/credentials"
)
type LightData struct {
Time time.Time `json:"time,omitempty"`
Value int `json:"value,omitempty"`
}
var (
bucketName = "light-data"
fileName = "./light.db"
accessKeyID = "default_access_key_id"
secretAccessKey = "default_secret_access_key"
)
func init() {
bucketName = os.Getenv("BUCKET_NAME")
fileName = os.Getenv("FILE_NAME")
accessKeyID = os.Getenv("ACCESS_KEY_ID")
secretAccessKey = os.Getenv("SECRET_ACCESS_KEY")
}
func main() {
var body struct {
Status int `json:"status,omitempty"`
Data []*LightData `json:"data,omitempty"`
}
resp, err := http.Get("http://127.0.0.1:8080/data")
if err != nil {
log.Fatal(err)
}
if err := os.Remove(fileName); err != nil {
log.Println(err)
}
db, err := sql.Open("sqlite3", fileName)
if err != nil {
log.Fatal(err)
}
defer db.Close()
createTable := `
CREATE TABLE light (
time DATETIME NOT NULL PRIMARY KEY,
val INT NOT NULL
);
`
db.Exec(createTable)
decoder := json.NewDecoder(resp.Body)
if err := decoder.Decode(&body); err != nil {
log.Fatal(err)
}
stmt, err := db.Prepare(`INSERT INTO light(time, val) VALUES (?, ?)`)
if err != nil {
log.Fatal(err)
}
for _, elem := range body.Data {
stmt.Exec(elem.Time, elem.Value)
}
objectName := time.Now().Format("20060102-150405")
if err := UploadFile(bucketName, fileName, objectName); err != nil {
log.Fatal(err)
}
}
func UploadFile(bucketName string, filePath string, objectName string) error {
minioClient, err := minio.New("127.0.0.1:9000", &minio.Options{
Creds: credentials.NewStaticV4(accessKeyID, secretAccessKey, ""),
})
if err != nil {
return err
}
ctx := context.TODO()
if exists, err := minioClient.BucketExists(ctx, bucketName); err == nil && !exists {
if err = minioClient.MakeBucket(ctx, bucketName, minio.MakeBucketOptions{}); err != nil {
return err
}
log.Printf("Successfully created %s\n", bucketName)
} else {
return err
}
info, err := minioClient.FPutObject(ctx, bucketName, objectName, filePath, minio.PutObjectOptions{})
if err != nil {
return err
}
log.Printf("Successfully uploaded %s of size %d\n", objectName, info.Size)
return nil
}