forked from vulsio/goval-dictionary
/
rdb.go
285 lines (253 loc) · 7.41 KB
/
rdb.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
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
package rdb
import (
"fmt"
"strings"
"time"
"github.com/inconshreveable/log15"
"github.com/jinzhu/gorm"
c "github.com/kotakanbe/goval-dictionary/config"
"github.com/kotakanbe/goval-dictionary/models"
// Required MySQL. See http://jinzhu.me/gorm/database.html#connecting-to-a-database
_ "github.com/jinzhu/gorm/dialects/mysql"
_ "github.com/jinzhu/gorm/dialects/postgres"
_ "github.com/jinzhu/gorm/dialects/sqlite"
)
// Supported DB dialects.
const (
DialectSqlite3 = "sqlite3"
DialectMysql = "mysql"
DialectPostgreSQL = "postgres"
)
// Driver is Driver for RDB
type Driver struct {
name string
conn *gorm.DB
ovaldb OvalDB
}
// OvalDB is a interface of RedHat, Debian
type OvalDB interface {
Name() string
GetByPackName(string, string, *gorm.DB) ([]models.Definition, error)
GetByCveID(string, string, *gorm.DB) ([]models.Definition, error)
InsertOval(*models.Root, models.FetchMeta, *gorm.DB) error
}
// NewRDB return RDB driver
func NewRDB(family, dbType, dbpath string, debugSQL bool) (driver *Driver, err error) {
driver = &Driver{
name: dbType,
}
// when using server command, family is empty.
if 0 < len(family) {
if err = driver.NewOvalDB(family); err != nil {
return
}
}
log15.Debug("Opening DB.", "db", driver.Name())
if err = driver.OpenDB(dbType, dbpath, debugSQL); err != nil {
return
}
log15.Debug("Migrating DB.", "db", driver.Name())
if err = driver.MigrateDB(); err != nil {
return
}
return
}
// NewOvalDB create a OvalDB client
func (d *Driver) NewOvalDB(family string) error {
switch family {
case c.Debian:
d.ovaldb = NewDebian()
case c.Ubuntu:
d.ovaldb = NewUbuntu()
case c.RedHat, c.CentOS:
d.ovaldb = NewRedHat()
case c.Oracle:
d.ovaldb = NewOracle()
case c.OpenSUSE, c.OpenSUSELeap, c.SUSEEnterpriseServer, c.SUSEEnterpriseDesktop, c.SUSEOpenstackCloud:
d.ovaldb = NewSUSE(family)
case c.Alpine:
d.ovaldb = NewAlpine()
case c.Amazon:
d.ovaldb = NewAmazon()
default:
if strings.Contains(family, "suse") {
suses := []string{
c.OpenSUSE,
c.OpenSUSELeap,
c.SUSEEnterpriseServer,
c.SUSEEnterpriseDesktop,
c.SUSEOpenstackCloud,
}
return fmt.Errorf("Unknown SUSE. Specify from %s: %s", suses, family)
}
return fmt.Errorf("Unknown OS Type: %s", family)
}
return nil
}
// Name is driver name
func (d *Driver) Name() string {
return d.name
}
// OpenDB opens Database
func (d *Driver) OpenDB(dbType, dbPath string, debugSQL bool) (err error) {
d.conn, err = gorm.Open(dbType, dbPath)
if err != nil {
return fmt.Errorf("Failed to open DB. dbtype: %s, dbpath: %s, err: %s", dbType, dbPath, err)
}
d.conn.LogMode(debugSQL)
if dbType == DialectSqlite3 {
d.conn.Exec("PRAGMA journal_mode=WAL;")
}
return
}
// MigrateDB migrates Database
func (d *Driver) MigrateDB() error {
if err := d.conn.AutoMigrate(
&models.FetchMeta{},
&models.Root{},
&models.Definition{},
&models.Package{},
&models.Reference{},
&models.Advisory{},
&models.Cve{},
&models.Bugzilla{},
&models.Cpe{},
&models.Debian{},
).Error; err != nil {
return fmt.Errorf("Failed to migrate. err: %s", err)
}
errMsg := "Failed to create index. err: %s"
if err := d.conn.Model(&models.Definition{}).
AddIndex("idx_definition_root_id", "root_id").Error; err != nil {
return fmt.Errorf(errMsg, err)
}
if err := d.conn.Model(&models.Package{}).
AddIndex("idx_packages_definition_id", "definition_id").Error; err != nil {
return fmt.Errorf(errMsg, err)
}
if err := d.conn.Model(&models.Package{}).
AddIndex("idx_packages_name", "name").Error; err != nil {
return fmt.Errorf(errMsg, err)
}
if err := d.conn.Model(&models.Reference{}).
AddIndex("idx_reference_definition_id", "definition_id").Error; err != nil {
return fmt.Errorf(errMsg, err)
}
if err := d.conn.Model(&models.Advisory{}).
AddIndex("idx_advisories_definition_id", "definition_id").Error; err != nil {
return fmt.Errorf(errMsg, err)
}
if err := d.conn.Model(&models.Cve{}).
AddIndex("idx_cves_advisory_id", "advisory_id").Error; err != nil {
return fmt.Errorf(errMsg, err)
}
if err := d.conn.Model(&models.Bugzilla{}).
AddIndex("idx_bugzillas_advisory_id", "advisory_id").Error; err != nil {
return fmt.Errorf(errMsg, err)
}
if err := d.conn.Model(&models.Cpe{}).
AddIndex("idx_cpes_advisory_id", "advisory_id").Error; err != nil {
return fmt.Errorf(errMsg, err)
}
if err := d.conn.Model(&models.Debian{}).
AddIndex("idx_debian_definition_id", "definition_id").Error; err != nil {
return fmt.Errorf(errMsg, err)
}
if err := d.conn.Model(&models.Debian{}).
AddIndex("idx_debian_cve_id", "cve_id").Error; err != nil {
return fmt.Errorf(errMsg, err)
}
return nil
}
// CloseDB close Database
func (d *Driver) CloseDB() (err error) {
if err = d.conn.Close(); err != nil {
log15.Error("Failed to close DB.", "Type", d.name, " err", err)
return
}
return
}
// GetByPackName select OVAL definition related to OS Family, osVer, packName
func (d *Driver) GetByPackName(osVer, packName string) ([]models.Definition, error) {
return d.ovaldb.GetByPackName(osVer, packName, d.conn)
}
// GetByCveID select OVAL definition related to OS Family, osVer, cveID
func (d *Driver) GetByCveID(osVer, cveID string) ([]models.Definition, error) {
return d.ovaldb.GetByCveID(osVer, cveID, d.conn)
}
// InsertOval inserts OVAL
func (d *Driver) InsertOval(root *models.Root, meta models.FetchMeta) error {
return d.ovaldb.InsertOval(root, meta, d.conn)
}
// InsertFetchMeta inserts FetchMeta
func (d *Driver) InsertFetchMeta(meta models.FetchMeta) error {
tx := d.conn.Begin()
oldmeta := models.FetchMeta{}
r := tx.Where(&models.FetchMeta{FileName: meta.FileName}).First(&oldmeta)
if !r.RecordNotFound() && oldmeta.Timestamp.Equal(meta.Timestamp) {
return nil
}
if r.RecordNotFound() {
if err := tx.Create(&meta).Error; err != nil {
tx.Rollback()
return fmt.Errorf("Failed to insert FetchMeta: %s", err)
}
} else {
// Update FetchMeta
oldmeta.Timestamp = meta.Timestamp
oldmeta.FileName = meta.FileName
if err := tx.Save(&oldmeta).Error; err != nil {
tx.Rollback()
return fmt.Errorf("Failed to update FetchMeta: %s", err)
}
}
tx.Commit()
return nil
}
// CountDefs counts the number of definitions specified by args
func (d *Driver) CountDefs(osFamily, osVer string) (int, error) {
switch osFamily {
case c.Alpine:
osVer = majorMinor(osVer)
case c.SUSEEnterpriseServer:
// SUSE provides OVAL each major.minor
default:
osVer = major(osVer)
}
root := models.Root{}
r := d.conn.Where(&models.Root{Family: osFamily, OSVersion: osVer}).First(&root)
if r.RecordNotFound() {
return 0, nil
}
count := 0
if err := d.conn.Model(&models.Definition{}).Where(
"root_id = ?", root.ID).Count(&count).Error; err != nil {
return 0, err
}
return count, nil
}
// GetLastModified get last modified time of OVAL in roots
func (d *Driver) GetLastModified(osFamily, osVer string) time.Time {
switch osFamily {
case c.Alpine:
osVer = majorMinor(osVer)
case c.SUSEEnterpriseServer:
// SUSE provides OVAL each major.minor
default:
osVer = major(osVer)
}
root := models.Root{}
r := d.conn.Where(&models.Root{Family: osFamily, OSVersion: osVer}).First(&root)
if r.RecordNotFound() {
now := time.Now()
return now.AddDate(-100, 0, 0)
}
return root.Timestamp
}
func major(osVer string) (majorVersion string) {
return strings.Split(osVer, ".")[0]
}
func majorMinor(osVer string) (majorMinorVersion string) {
ss := strings.Split(osVer, ".")
return strings.Join(ss[:len(ss)-1], ".")
}