package rpc
import (
+ "bufio"
"bytes"
"context"
"crypto/tls"
"errors"
"fmt"
"io"
+ "io/ioutil"
"net"
"net/http"
"net/url"
"git.arvados.org/arvados.git/sdk/go/arvados"
"git.arvados.org/arvados.git/sdk/go/auth"
+ "git.arvados.org/arvados.git/sdk/go/httpserver"
)
type TokenProvider func(context.Context) ([]string, error)
func PassthroughTokenProvider(ctx context.Context) ([]string, error) {
- if incoming, ok := auth.FromContext(ctx); !ok {
+ incoming, ok := auth.FromContext(ctx)
+ if !ok {
return nil, errors.New("no token provided")
- } else {
- return incoming.Tokens, nil
}
+ return incoming.Tokens, nil
}
type Conn struct {
u.User = nil
u.Host = ""
return u.String()
- } else {
- return location
}
+ return location
}
func (conn *Conn) CollectionCreate(ctx context.Context, options arvados.CreateOptions) (arvados.Collection, error) {
return resp, err
}
+// ContainerSSH returns a connection to the out-of-band SSH server for
+// a running container. If the returned error is nil, the caller is
+// responsible for closing sshconn.Conn.
+func (conn *Conn) ContainerSSH(ctx context.Context, options arvados.ContainerSSHOptions) (sshconn arvados.ContainerSSHConnection, err error) {
+ addr := conn.baseURL.Host
+ if strings.Index(addr, ":") < 1 || (strings.Contains(addr, "::") && addr[0] != '[') {
+ // hostname or ::1 or 1::1
+ addr = net.JoinHostPort(addr, "https")
+ }
+ insecure := false
+ if tlsconf := conn.httpClient.Transport.(*http.Transport).TLSClientConfig; tlsconf != nil && tlsconf.InsecureSkipVerify {
+ insecure = true
+ }
+ netconn, err := tls.Dial("tcp", addr, &tls.Config{InsecureSkipVerify: insecure})
+ if err != nil {
+ err = fmt.Errorf("tls.Dial: %w", err)
+ return
+ }
+ defer func() {
+ if err != nil {
+ netconn.Close()
+ }
+ }()
+ bufr := bufio.NewReader(netconn)
+ bufw := bufio.NewWriter(netconn)
+
+ u, err := conn.baseURL.Parse("/" + strings.Replace(arvados.EndpointContainerSSH.Path, "{uuid}", options.UUID, -1))
+ if err != nil {
+ err = fmt.Errorf("tls.Dial: %w", err)
+ return
+ }
+ u.RawQuery = url.Values{
+ "detach_keys": {options.DetachKeys},
+ "login_username": {options.LoginUsername},
+ }.Encode()
+ tokens, err := conn.tokenProvider(ctx)
+ if err != nil {
+ return
+ } else if len(tokens) < 1 {
+ err = httpserver.ErrorWithStatus(errors.New("unauthorized"), http.StatusUnauthorized)
+ return
+ }
+ bufw.WriteString("GET " + u.String() + " HTTP/1.1\r\n")
+ bufw.WriteString("Authorization: Bearer " + tokens[0] + "\r\n")
+ bufw.WriteString("Host: " + u.Host + "\r\n")
+ bufw.WriteString("Upgrade: ssh\r\n")
+ bufw.WriteString("\r\n")
+ bufw.Flush()
+ resp, err := http.ReadResponse(bufr, &http.Request{Method: "GET"})
+ if err != nil {
+ err = fmt.Errorf("http.ReadResponse: %w", err)
+ return
+ }
+ if resp.StatusCode != http.StatusSwitchingProtocols {
+ defer resp.Body.Close()
+ body, _ := ioutil.ReadAll(resp.Body)
+ var message string
+ var errDoc httpserver.ErrorResponse
+ if err := json.Unmarshal(body, &errDoc); err == nil {
+ message = strings.Join(errDoc.Errors, "; ")
+ } else {
+ message = fmt.Sprintf("%q", body)
+ }
+ err = fmt.Errorf("server did not provide a tunnel: %s (HTTP %d)", message, resp.StatusCode)
+ return
+ }
+ if strings.ToLower(resp.Header.Get("Upgrade")) != "ssh" ||
+ strings.ToLower(resp.Header.Get("Connection")) != "upgrade" {
+ err = fmt.Errorf("bad response from server: Upgrade %q Connection %q", resp.Header.Get("Upgrade"), resp.Header.Get("Connection"))
+ return
+ }
+ sshconn.Conn = netconn
+ sshconn.Bufrw = &bufio.ReadWriter{Reader: bufr, Writer: bufw}
+ return
+}
+
+func (conn *Conn) ContainerRequestList(ctx context.Context, options arvados.ListOptions) (arvados.ContainerRequestList, error) {
+ ep := arvados.EndpointContainerRequestList
+ var resp arvados.ContainerRequestList
+ err := conn.requestAndDecode(ctx, &resp, ep, nil, options)
+ return resp, err
+}
+
func (conn *Conn) SpecimenCreate(ctx context.Context, options arvados.CreateOptions) (arvados.Specimen, error) {
ep := arvados.EndpointSpecimenCreate
var resp arvados.Specimen
}
func (conn *Conn) UserBatchUpdate(ctx context.Context, options arvados.UserBatchUpdateOptions) (arvados.UserList, error) {
- ep := arvados.APIEndpoint{Method: "PATCH", Path: "arvados/v1/users/batch_update"}
+ ep := arvados.EndpointUserBatchUpdate
var resp arvados.UserList
err := conn.requestAndDecode(ctx, &resp, ep, nil, options)
return resp, err
}
+
+func (conn *Conn) UserAuthenticate(ctx context.Context, options arvados.UserAuthenticateOptions) (arvados.APIClientAuthorization, error) {
+ ep := arvados.EndpointUserAuthenticate
+ var resp arvados.APIClientAuthorization
+ err := conn.requestAndDecode(ctx, &resp, ep, nil, options)
+ return resp, err
+}