vieter/src/docker/socket.v

48 lines
920 B
V

module docker
import net.unix
import io
import net.http
const socket = '/var/run/docker.sock'
const buf_len = 10 * 1024
pub struct DockerDaemon {
mut:
socket &unix.StreamConn
reader &io.BufferedReader
}
pub fn new_conn() ?DockerDaemon {
s := unix.connect_stream(socket) ?
d := DockerDaemon{socket: s, reader: io.new_buffered_reader(reader: s)}
return d
}
fn (mut d DockerDaemon) send_request(req &string) ? {
d.socket.write_string(req) ?
d.socket.wait_for_write() ?
}
// read_response_head consumes the socket's contents until it encounters
// '\n\n', after which it parses the response as an HTTP response.
fn (mut d DockerDaemon) read_response_head() ?http.Response {
mut c := 0
mut buf := [buf_len]u8{len: docker.buf_len}
mut res := []u8{}
for {
c = d.socket.read(mut buf) ?
res << buf[..c]
if res#[-2..] == [u8(`\n`), `\n`] {
break
}
}
return http.parse_response(res.bytestr())
}