94 lines
1.8 KiB
Go
94 lines
1.8 KiB
Go
package database
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import (
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"strings"
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"sync"
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log "github.com/mgutz/logxi/v1"
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"github.com/hashicorp/vault/builtin/logical/database/dbs"
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"github.com/hashicorp/vault/logical"
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"github.com/hashicorp/vault/logical/framework"
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)
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func Factory(conf *logical.BackendConfig) (logical.Backend, error) {
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return Backend(conf).Setup(conf)
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}
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func Backend(conf *logical.BackendConfig) *databaseBackend {
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var b databaseBackend
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b.Backend = &framework.Backend{
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Help: strings.TrimSpace(backendHelp),
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PathsSpecial: &logical.Paths{
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Root: []string{
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"dbs/plugin/*",
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},
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},
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Paths: []*framework.Path{
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pathConfigureConnection(&b),
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pathConfigurePluginConnection(&b),
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pathListRoles(&b),
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pathRoles(&b),
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pathRoleCreate(&b),
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pathResetConnection(&b),
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},
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Secrets: []*framework.Secret{
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secretCreds(&b),
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},
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Clean: b.closeAllDBs,
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}
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b.logger = conf.Logger
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b.connections = make(map[string]dbs.DatabaseType)
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return &b
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}
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type databaseBackend struct {
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connections map[string]dbs.DatabaseType
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logger log.Logger
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*framework.Backend
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sync.RWMutex
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}
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// resetAllDBs closes all connections from all database types
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func (b *databaseBackend) closeAllDBs() {
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b.logger.Trace("postgres/resetdb: enter")
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defer b.logger.Trace("postgres/resetdb: exit")
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b.Lock()
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defer b.Unlock()
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for _, db := range b.connections {
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db.Close()
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}
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}
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func (b *databaseBackend) Role(s logical.Storage, n string) (*roleEntry, error) {
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entry, err := s.Get("role/" + n)
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if err != nil {
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return nil, err
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}
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if entry == nil {
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return nil, nil
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}
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var result roleEntry
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if err := entry.DecodeJSON(&result); err != nil {
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return nil, err
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}
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return &result, nil
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}
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const backendHelp = `
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The PostgreSQL backend dynamically generates database users.
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After mounting this backend, configure it using the endpoints within
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the "config/" path.
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`
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