| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | package dovecot |
| 4 | |
| 5 | import ( |
| 6 | "bytes" |
| 7 | |
| 8 | "github.com/netdata/netdata/go/plugins/plugin/go.d/pkg/socket" |
| 9 | ) |
| 10 | |
| 11 | type dovecotConn interface { |
| 12 | connect() error |
| 13 | disconnect() |
| 14 | queryExportGlobal() ([]byte, error) |
| 15 | } |
| 16 | |
| 17 | func newDovecotConn(conf Config) dovecotConn { |
| 18 | return &dovecotClient{conn: socket.New(socket.Config{ |
| 19 | Address: conf.Address, |
| 20 | Timeout: conf.Timeout.Duration(), |
| 21 | })} |
| 22 | } |
| 23 | |
| 24 | type dovecotClient struct { |
| 25 | conn socket.Client |
| 26 | } |
| 27 | |
| 28 | func (c *dovecotClient) connect() error { |
| 29 | return c.conn.Connect() |
| 30 | } |
| 31 | |
| 32 | func (c *dovecotClient) disconnect() { |
| 33 | _ = c.conn.Disconnect() |
| 34 | } |
| 35 | |
| 36 | func (c *dovecotClient) queryExportGlobal() ([]byte, error) { |
| 37 | var b bytes.Buffer |
| 38 | var n int |
| 39 | |
| 40 | if err := c.conn.Command("EXPORT\tglobal\n", func(bs []byte) (bool, error) { |
| 41 | b.Write(bs) |
| 42 | b.WriteByte('\n') |
| 43 | |
| 44 | n++ |
| 45 | return n < 2, nil |
| 46 | }); err != nil { |
| 47 | return nil, err |
| 48 | } |
| 49 | |
| 50 | return b.Bytes(), nil |
| 51 | } |