mirror of
https://github.com/moul/sshportal.git
synced 2024-09-20 23:16:05 +08:00
624 lines
17 KiB
Go
624 lines
17 KiB
Go
package main
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import (
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"fmt"
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"io/ioutil"
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"log"
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"os"
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"os/user"
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"strings"
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"time"
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"github.com/go-gormigrate/gormigrate"
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"github.com/jinzhu/gorm"
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gossh "golang.org/x/crypto/ssh"
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)
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func dbInit(db *gorm.DB) error {
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log.SetOutput(ioutil.Discard)
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db.Callback().Delete().Replace("gorm:delete", hardDeleteCallback)
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log.SetOutput(os.Stderr)
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m := gormigrate.New(db, gormigrate.DefaultOptions, []*gormigrate.Migration{
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{
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ID: "1",
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Migrate: func(tx *gorm.DB) error {
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type Setting struct {
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gorm.Model
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Name string
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Value string
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}
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return tx.AutoMigrate(&Setting{}).Error
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},
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Rollback: func(tx *gorm.DB) error {
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return tx.DropTable("settings").Error
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},
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}, {
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ID: "2",
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Migrate: func(tx *gorm.DB) error {
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type SSHKey struct {
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// FIXME: use uuid for ID
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gorm.Model
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Name string
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Type string
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Length uint
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Fingerprint string
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PrivKey string `sql:"size:10000"`
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PubKey string `sql:"size:10000"`
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Hosts []*Host `gorm:"ForeignKey:SSHKeyID"`
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Comment string
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}
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return tx.AutoMigrate(&SSHKey{}).Error
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},
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Rollback: func(tx *gorm.DB) error {
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return tx.DropTable("ssh_keys").Error
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},
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}, {
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ID: "3",
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Migrate: func(tx *gorm.DB) error {
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type Host struct {
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// FIXME: use uuid for ID
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gorm.Model
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Name string `gorm:"size:32"`
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Addr string
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User string
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Password string
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SSHKey *SSHKey `gorm:"ForeignKey:SSHKeyID"`
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SSHKeyID uint `gorm:"index"`
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Groups []*HostGroup `gorm:"many2many:host_host_groups;"`
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Fingerprint string
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Comment string
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}
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return tx.AutoMigrate(&Host{}).Error
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},
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Rollback: func(tx *gorm.DB) error {
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return tx.DropTable("hosts").Error
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},
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}, {
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ID: "4",
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Migrate: func(tx *gorm.DB) error {
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type UserKey struct {
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gorm.Model
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Key []byte `sql:"size:10000"`
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UserID uint ``
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User *User `gorm:"ForeignKey:UserID"`
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Comment string
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}
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return tx.AutoMigrate(&UserKey{}).Error
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},
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Rollback: func(tx *gorm.DB) error {
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return tx.DropTable("user_keys").Error
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},
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}, {
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ID: "5",
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Migrate: func(tx *gorm.DB) error {
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type User struct {
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// FIXME: use uuid for ID
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gorm.Model
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IsAdmin bool
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Email string
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Name string
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Keys []*UserKey `gorm:"ForeignKey:UserID"`
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Groups []*UserGroup `gorm:"many2many:user_user_groups;"`
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Comment string
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InviteToken string
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}
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return tx.AutoMigrate(&User{}).Error
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},
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Rollback: func(tx *gorm.DB) error {
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return tx.DropTable("users").Error
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},
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}, {
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ID: "6",
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Migrate: func(tx *gorm.DB) error {
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type UserGroup struct {
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gorm.Model
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Name string
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Users []*User `gorm:"many2many:user_user_groups;"`
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ACLs []*ACL `gorm:"many2many:user_group_acls;"`
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Comment string
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}
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return tx.AutoMigrate(&UserGroup{}).Error
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},
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Rollback: func(tx *gorm.DB) error {
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return tx.DropTable("user_groups").Error
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},
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}, {
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ID: "7",
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Migrate: func(tx *gorm.DB) error {
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type HostGroup struct {
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gorm.Model
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Name string
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Hosts []*Host `gorm:"many2many:host_host_groups;"`
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ACLs []*ACL `gorm:"many2many:host_group_acls;"`
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Comment string
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}
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return tx.AutoMigrate(&HostGroup{}).Error
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},
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Rollback: func(tx *gorm.DB) error {
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return tx.DropTable("host_groups").Error
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},
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}, {
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ID: "8",
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Migrate: func(tx *gorm.DB) error {
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type ACL struct {
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gorm.Model
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HostGroups []*HostGroup `gorm:"many2many:host_group_acls;"`
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UserGroups []*UserGroup `gorm:"many2many:user_group_acls;"`
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HostPattern string
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Action string
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Weight uint
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Comment string
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}
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return tx.AutoMigrate(&ACL{}).Error
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},
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Rollback: func(tx *gorm.DB) error {
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return tx.DropTable("acls").Error
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},
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}, {
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ID: "9",
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Migrate: func(tx *gorm.DB) error {
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db.Model(&Setting{}).RemoveIndex("uix_settings_name")
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return db.Model(&Setting{}).AddUniqueIndex("uix_settings_name", "name").Error
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},
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Rollback: func(tx *gorm.DB) error {
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return db.Model(&Setting{}).RemoveIndex("uix_settings_name").Error
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},
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}, {
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ID: "10",
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Migrate: func(tx *gorm.DB) error {
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db.Model(&SSHKey{}).RemoveIndex("uix_keys_name")
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return db.Model(&SSHKey{}).AddUniqueIndex("uix_keys_name", "name").Error
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},
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Rollback: func(tx *gorm.DB) error {
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return db.Model(&SSHKey{}).RemoveIndex("uix_keys_name").Error
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},
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}, {
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ID: "11",
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Migrate: func(tx *gorm.DB) error {
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db.Model(&Host{}).RemoveIndex("uix_hosts_name")
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return db.Model(&Host{}).AddUniqueIndex("uix_hosts_name", "name").Error
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},
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Rollback: func(tx *gorm.DB) error {
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return db.Model(&Host{}).RemoveIndex("uix_hosts_name").Error
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},
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}, {
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ID: "12",
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Migrate: func(tx *gorm.DB) error {
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db.Model(&User{}).RemoveIndex("uix_users_name")
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return db.Model(&User{}).AddUniqueIndex("uix_users_name", "name").Error
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},
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Rollback: func(tx *gorm.DB) error {
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return db.Model(&User{}).RemoveIndex("uix_users_name").Error
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},
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}, {
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ID: "13",
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Migrate: func(tx *gorm.DB) error {
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db.Model(&UserGroup{}).RemoveIndex("uix_usergroups_name")
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return db.Model(&UserGroup{}).AddUniqueIndex("uix_usergroups_name", "name").Error
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},
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Rollback: func(tx *gorm.DB) error {
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return db.Model(&UserGroup{}).RemoveIndex("uix_usergroups_name").Error
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},
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}, {
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ID: "14",
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Migrate: func(tx *gorm.DB) error {
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db.Model(&HostGroup{}).RemoveIndex("uix_hostgroups_name")
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return db.Model(&HostGroup{}).AddUniqueIndex("uix_hostgroups_name", "name").Error
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},
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Rollback: func(tx *gorm.DB) error {
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return db.Model(&HostGroup{}).RemoveIndex("uix_hostgroups_name").Error
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},
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}, {
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ID: "15",
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Migrate: func(tx *gorm.DB) error {
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type UserRole struct {
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gorm.Model
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Name string `valid:"required,length(1|32),unix_user"`
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Users []*User `gorm:"many2many:user_user_roles"`
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}
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return tx.AutoMigrate(&UserRole{}).Error
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},
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Rollback: func(tx *gorm.DB) error {
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return tx.DropTable("user_roles").Error
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},
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}, {
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ID: "16",
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Migrate: func(tx *gorm.DB) error {
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type User struct {
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gorm.Model
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IsAdmin bool
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Roles []*UserRole `gorm:"many2many:user_user_roles"`
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Email string `valid:"required,email"`
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Name string `valid:"required,length(1|32),unix_user"`
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Keys []*UserKey `gorm:"ForeignKey:UserID"`
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Groups []*UserGroup `gorm:"many2many:user_user_groups;"`
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Comment string `valid:"optional"`
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InviteToken string `valid:"optional,length(10|60)"`
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}
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return tx.AutoMigrate(&User{}).Error
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},
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Rollback: func(tx *gorm.DB) error {
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return fmt.Errorf("not implemented")
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},
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}, {
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ID: "17",
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Migrate: func(tx *gorm.DB) error {
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return tx.Create(&UserRole{Name: "admin"}).Error
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},
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Rollback: func(tx *gorm.DB) error {
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return tx.Where("name = ?", "admin").Delete(&UserRole{}).Error
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},
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}, {
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ID: "18",
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Migrate: func(tx *gorm.DB) error {
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var adminRole UserRole
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if err := db.Where("name = ?", "admin").First(&adminRole).Error; err != nil {
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return err
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}
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var users []User
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if err := db.Preload("Roles").Where("is_admin = ?", true).Find(&users).Error; err != nil {
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return err
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}
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for _, user := range users {
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user.Roles = append(user.Roles, &adminRole)
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if err := tx.Save(&user).Error; err != nil {
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return err
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}
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}
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return nil
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},
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Rollback: func(tx *gorm.DB) error {
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return fmt.Errorf("not implemented")
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},
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}, {
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ID: "19",
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Migrate: func(tx *gorm.DB) error {
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type User struct {
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gorm.Model
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Roles []*UserRole `gorm:"many2many:user_user_roles"`
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Email string `valid:"required,email"`
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Name string `valid:"required,length(1|32),unix_user"`
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Keys []*UserKey `gorm:"ForeignKey:UserID"`
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Groups []*UserGroup `gorm:"many2many:user_user_groups;"`
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Comment string `valid:"optional"`
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InviteToken string `valid:"optional,length(10|60)"`
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}
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return tx.AutoMigrate(&User{}).Error
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},
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Rollback: func(tx *gorm.DB) error {
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return fmt.Errorf("not implemented")
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},
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}, {
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ID: "20",
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Migrate: func(tx *gorm.DB) error {
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return tx.Create(&UserRole{Name: "listhosts"}).Error
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},
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Rollback: func(tx *gorm.DB) error {
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return tx.Where("name = ?", "listhosts").Delete(&UserRole{}).Error
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},
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}, {
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ID: "21",
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Migrate: func(tx *gorm.DB) error {
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type Session struct {
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gorm.Model
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StoppedAt time.Time `valid:"optional"`
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Status string `valid:"required"`
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User *User `gorm:"ForeignKey:UserID"`
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Host *Host `gorm:"ForeignKey:HostID"`
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UserID uint `valid:"optional"`
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HostID uint `valid:"optional"`
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ErrMsg string `valid:"optional"`
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Comment string `valid:"optional"`
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}
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return tx.AutoMigrate(&Session{}).Error
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},
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Rollback: func(tx *gorm.DB) error {
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return tx.DropTable("sessions").Error
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},
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}, {
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ID: "22",
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Migrate: func(tx *gorm.DB) error {
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type Event struct {
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gorm.Model
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Author *User `gorm:"ForeignKey:AuthorID"`
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AuthorID uint `valid:"optional"`
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Domain string `valid:"required"`
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Action string `valid:"required"`
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Entity string `valid:"optional"`
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Args []byte `sql:"size:10000" valid:"optional,length(1|10000)"`
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}
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return tx.AutoMigrate(&Event{}).Error
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},
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Rollback: func(tx *gorm.DB) error {
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return tx.DropTable("events").Error
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},
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}, {
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ID: "23",
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Migrate: func(tx *gorm.DB) error {
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type UserKey struct {
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gorm.Model
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Key []byte `sql:"size:10000" valid:"required,length(1|10000)"`
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AuthorizedKey string `sql:"size:10000" valid:"required,length(1|10000)"`
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UserID uint ``
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User *User `gorm:"ForeignKey:UserID"`
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Comment string `valid:"optional"`
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}
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return tx.AutoMigrate(&UserKey{}).Error
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},
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Rollback: func(tx *gorm.DB) error {
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return fmt.Errorf("not implemented")
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},
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}, {
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ID: "24",
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Migrate: func(tx *gorm.DB) error {
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var userKeys []UserKey
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if err := db.Find(&userKeys).Error; err != nil {
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return err
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}
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for _, userKey := range userKeys {
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key, err := gossh.ParsePublicKey(userKey.Key)
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if err != nil {
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return err
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}
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userKey.AuthorizedKey = string(gossh.MarshalAuthorizedKey(key))
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if err := db.Model(&userKey).Updates(&userKey).Error; err != nil {
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return err
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}
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}
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return nil
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},
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Rollback: func(tx *gorm.DB) error {
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return fmt.Errorf("not implemented")
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},
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}, {
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ID: "25",
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Migrate: func(tx *gorm.DB) error {
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type Host struct {
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// FIXME: use uuid for ID
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gorm.Model
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Name string `gorm:"size:32" valid:"required,length(1|32),unix_user"`
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Addr string `valid:"required"`
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User string `valid:"optional"`
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Password string `valid:"optional"`
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SSHKey *SSHKey `gorm:"ForeignKey:SSHKeyID"` // SSHKey used to connect by the client
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SSHKeyID uint `gorm:"index"`
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HostKey []byte `sql:"size:10000" valid:"optional"`
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Groups []*HostGroup `gorm:"many2many:host_host_groups;"`
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Fingerprint string `valid:"optional"` // FIXME: replace with hostKey ?
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Comment string `valid:"optional"`
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}
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return tx.AutoMigrate(&Host{}).Error
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},
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Rollback: func(tx *gorm.DB) error {
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return fmt.Errorf("not implemented")
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},
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}, {
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ID: "26",
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Migrate: func(tx *gorm.DB) error {
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type Session struct {
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gorm.Model
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StoppedAt *time.Time `sql:"index" valid:"optional"`
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Status string `valid:"required"`
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User *User `gorm:"ForeignKey:UserID"`
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Host *Host `gorm:"ForeignKey:HostID"`
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UserID uint `valid:"optional"`
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HostID uint `valid:"optional"`
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ErrMsg string `valid:"optional"`
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Comment string `valid:"optional"`
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}
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return tx.AutoMigrate(&Session{}).Error
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},
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Rollback: func(tx *gorm.DB) error {
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return fmt.Errorf("not implemented")
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},
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}, {
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ID: "27",
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Migrate: func(tx *gorm.DB) error {
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var sessions []Session
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if err := db.Find(&sessions).Error; err != nil {
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return err
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}
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for _, session := range sessions {
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if session.StoppedAt != nil && session.StoppedAt.IsZero() {
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if err := db.Model(&session).Updates(map[string]interface{}{"stopped_at": nil}).Error; err != nil {
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return err
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}
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}
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}
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return nil
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},
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Rollback: func(tx *gorm.DB) error {
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return fmt.Errorf("not implemented")
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},
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}, {
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ID: "28",
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Migrate: func(tx *gorm.DB) error {
|
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type Host struct {
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// FIXME: use uuid for ID
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gorm.Model
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Name string `gorm:"size:32"`
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Addr string
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User string
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Password string
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URL string
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SSHKey *SSHKey `gorm:"ForeignKey:SSHKeyID"`
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SSHKeyID uint `gorm:"index"`
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HostKey []byte `sql:"size:10000"`
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Groups []*HostGroup `gorm:"many2many:host_host_groups;"`
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Comment string
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}
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return tx.AutoMigrate(&Host{}).Error
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},
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Rollback: func(tx *gorm.DB) error {
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return fmt.Errorf("not implemented")
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},
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},
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})
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if err := m.Migrate(); err != nil {
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return err
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}
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NewEvent("system", "migrated").Log(db)
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// create default ssh key
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var count uint
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if err := db.Table("ssh_keys").Where("name = ?", "default").Count(&count).Error; err != nil {
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return err
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}
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if count == 0 {
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key, err := NewSSHKey("rsa", 2048)
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if err != nil {
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return err
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}
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key.Name = "default"
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key.Comment = "created by sshportal"
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if err := db.Create(&key).Error; err != nil {
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return err
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}
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}
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|
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// create default host group
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if err := db.Table("host_groups").Where("name = ?", "default").Count(&count).Error; err != nil {
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return err
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}
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if count == 0 {
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hostGroup := HostGroup{
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Name: "default",
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Comment: "created by sshportal",
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}
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if err := db.Create(&hostGroup).Error; err != nil {
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return err
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}
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}
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|
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// create default user group
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if err := db.Table("user_groups").Where("name = ?", "default").Count(&count).Error; err != nil {
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return err
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}
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if count == 0 {
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userGroup := UserGroup{
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Name: "default",
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Comment: "created by sshportal",
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}
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if err := db.Create(&userGroup).Error; err != nil {
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return err
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}
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}
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// create default acl
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if err := db.Table("acls").Count(&count).Error; err != nil {
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return err
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}
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if count == 0 {
|
|
var defaultUserGroup UserGroup
|
|
db.Where("name = ?", "default").First(&defaultUserGroup)
|
|
var defaultHostGroup HostGroup
|
|
db.Where("name = ?", "default").First(&defaultHostGroup)
|
|
acl := ACL{
|
|
UserGroups: []*UserGroup{&defaultUserGroup},
|
|
HostGroups: []*HostGroup{&defaultHostGroup},
|
|
Action: "allow",
|
|
//HostPattern: "",
|
|
//Weight: 0,
|
|
Comment: "created by sshportal",
|
|
}
|
|
if err := db.Create(&acl).Error; err != nil {
|
|
return err
|
|
}
|
|
}
|
|
|
|
// create admin user
|
|
var defaultUserGroup UserGroup
|
|
db.Where("name = ?", "default").First(&defaultUserGroup)
|
|
db.Table("users").Count(&count)
|
|
if count == 0 {
|
|
// if no admin, create an account for the first connection
|
|
inviteToken := randStringBytes(16)
|
|
if os.Getenv("SSHPORTAL_DEFAULT_ADMIN_INVITE_TOKEN") != "" {
|
|
inviteToken = os.Getenv("SSHPORTAL_DEFAULT_ADMIN_INVITE_TOKEN")
|
|
}
|
|
var adminRole UserRole
|
|
if err := db.Where("name = ?", "admin").First(&adminRole).Error; err != nil {
|
|
return err
|
|
}
|
|
var username string
|
|
if currentUser, err := user.Current(); err == nil {
|
|
username = currentUser.Username
|
|
}
|
|
if username == "" {
|
|
username = os.Getenv("USER")
|
|
}
|
|
username = strings.ToLower(username)
|
|
if username == "" {
|
|
username = "admin" // fallback username
|
|
}
|
|
user := User{
|
|
Name: username,
|
|
Email: fmt.Sprintf("%s@localhost", username),
|
|
Comment: "created by sshportal",
|
|
Roles: []*UserRole{&adminRole},
|
|
InviteToken: inviteToken,
|
|
Groups: []*UserGroup{&defaultUserGroup},
|
|
}
|
|
if err := db.Create(&user).Error; err != nil {
|
|
return err
|
|
}
|
|
log.Printf("info 'admin' user created, use the user 'invite:%s' to associate a public key with this account", user.InviteToken)
|
|
}
|
|
|
|
// create host ssh key
|
|
if err := db.Table("ssh_keys").Where("name = ?", "host").Count(&count).Error; err != nil {
|
|
return err
|
|
}
|
|
if count == 0 {
|
|
key, err := NewSSHKey("rsa", 2048)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
key.Name = "host"
|
|
key.Comment = "created by sshportal"
|
|
if err := db.Create(&key).Error; err != nil {
|
|
return err
|
|
}
|
|
}
|
|
|
|
// close unclosed connections
|
|
if err := db.Table("sessions").Where("status = ?", "active").Updates(&Session{
|
|
Status: SessionStatusClosed,
|
|
ErrMsg: "sshportal was halted while the connection was still active",
|
|
}).Error; err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func hardDeleteCallback(scope *gorm.Scope) {
|
|
if !scope.HasError() {
|
|
var extraOption string
|
|
if str, ok := scope.Get("gorm:delete_option"); ok {
|
|
extraOption = fmt.Sprint(str)
|
|
}
|
|
|
|
/* #nosec */
|
|
scope.Raw(fmt.Sprintf(
|
|
"DELETE FROM %v%v%v",
|
|
scope.QuotedTableName(),
|
|
addExtraSpaceIfExist(scope.CombinedConditionSql()),
|
|
addExtraSpaceIfExist(extraOption),
|
|
)).Exec()
|
|
}
|
|
}
|
|
|
|
func addExtraSpaceIfExist(str string) string {
|
|
if str != "" {
|
|
return " " + str
|
|
}
|
|
return ""
|
|
}
|