-
Notifications
You must be signed in to change notification settings - Fork 4.2k
/
cassandrahelper.go
175 lines (150 loc) · 4.22 KB
/
cassandrahelper.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
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
package cassandra
import (
"context"
"fmt"
"net"
"os"
"path/filepath"
"testing"
"time"
"github.com/gocql/gocql"
"github.com/hashicorp/vault/helper/testhelpers/docker"
)
type containerConfig struct {
containerName string
imageName string
version string
copyFromTo map[string]string
env []string
sslOpts *gocql.SslOptions
}
type ContainerOpt func(*containerConfig)
func ContainerName(name string) ContainerOpt {
return func(cfg *containerConfig) {
cfg.containerName = name
}
}
func Image(imageName string, version string) ContainerOpt {
return func(cfg *containerConfig) {
cfg.imageName = imageName
cfg.version = version
// Reset the environment because there's a very good chance the default environment doesn't apply to the
// non-default image being used
cfg.env = nil
}
}
func Version(version string) ContainerOpt {
return func(cfg *containerConfig) {
cfg.version = version
}
}
func CopyFromTo(copyFromTo map[string]string) ContainerOpt {
return func(cfg *containerConfig) {
cfg.copyFromTo = copyFromTo
}
}
func Env(keyValue string) ContainerOpt {
return func(cfg *containerConfig) {
cfg.env = append(cfg.env, keyValue)
}
}
func SslOpts(sslOpts *gocql.SslOptions) ContainerOpt {
return func(cfg *containerConfig) {
cfg.sslOpts = sslOpts
}
}
type Host struct {
Name string
Port string
}
func (h Host) ConnectionURL() string {
return net.JoinHostPort(h.Name, h.Port)
}
func PrepareTestContainer(t *testing.T, opts ...ContainerOpt) (Host, func()) {
t.Helper()
if os.Getenv("CASSANDRA_HOSTS") != "" {
host, port, err := net.SplitHostPort(os.Getenv("CASSANDRA_HOSTS"))
if err != nil {
t.Fatalf("Failed to split host & port from CASSANDRA_HOSTS (%s): %s", os.Getenv("CASSANDRA_HOSTS"), err)
}
h := Host{
Name: host,
Port: port,
}
return h, func() {}
}
containerCfg := &containerConfig{
imageName: "docker.mirror.hashicorp.services/library/cassandra",
containerName: "cassandra",
version: "3.11",
env: []string{"CASSANDRA_BROADCAST_ADDRESS=127.0.0.1"},
}
for _, opt := range opts {
opt(containerCfg)
}
copyFromTo := map[string]string{}
for from, to := range containerCfg.copyFromTo {
absFrom, err := filepath.Abs(from)
if err != nil {
t.Fatalf("Unable to get absolute path for file %s", from)
}
copyFromTo[absFrom] = to
}
runOpts := docker.RunOptions{
ContainerName: containerCfg.containerName,
ImageRepo: containerCfg.imageName,
ImageTag: containerCfg.version,
Ports: []string{"9042/tcp"},
CopyFromTo: copyFromTo,
Env: containerCfg.env,
}
runner, err := docker.NewServiceRunner(runOpts)
if err != nil {
t.Fatalf("Could not start docker cassandra: %s", err)
}
svc, err := runner.StartService(context.Background(), func(ctx context.Context, host string, port int) (docker.ServiceConfig, error) {
cfg := docker.NewServiceHostPort(host, port)
clusterConfig := gocql.NewCluster(cfg.Address())
clusterConfig.Authenticator = gocql.PasswordAuthenticator{
Username: "cassandra",
Password: "cassandra",
}
clusterConfig.Timeout = 30 * time.Second
clusterConfig.ProtoVersion = 4
clusterConfig.Port = port
clusterConfig.SslOpts = containerCfg.sslOpts
session, err := clusterConfig.CreateSession()
if err != nil {
return nil, fmt.Errorf("error creating session: %s", err)
}
defer session.Close()
// Create keyspace
query := session.Query(`CREATE KEYSPACE "vault" WITH REPLICATION = { 'class' : 'SimpleStrategy', 'replication_factor' : 1 };`)
if err := query.Exec(); err != nil {
t.Fatalf("could not create cassandra keyspace: %v", err)
}
// Create table
query = session.Query(`CREATE TABLE "vault"."entries" (
bucket text,
key text,
value blob,
PRIMARY KEY (bucket, key)
) WITH CLUSTERING ORDER BY (key ASC);`)
if err := query.Exec(); err != nil {
t.Fatalf("could not create cassandra table: %v", err)
}
return cfg, nil
})
if err != nil {
t.Fatalf("Could not start docker cassandra: %s", err)
}
host, port, err := net.SplitHostPort(svc.Config.Address())
if err != nil {
t.Fatalf("Failed to split host & port from address (%s): %s", svc.Config.Address(), err)
}
h := Host{
Name: host,
Port: port,
}
return h, svc.Cleanup
}