forked from gopasspw/gopass
/
responses.go
252 lines (212 loc) · 6.71 KB
/
responses.go
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package jsonapi
import (
"context"
"encoding/json"
"fmt"
"path"
"regexp"
"strings"
"github.com/gopasspw/gopass/pkg/clipboard"
"github.com/gopasspw/gopass/pkg/otp"
"github.com/gopasspw/gopass/pkg/pwgen"
"github.com/gopasspw/gopass/pkg/store"
"github.com/gopasspw/gopass/pkg/store/secret"
"github.com/pkg/errors"
)
var (
sep = "/"
)
func (api *API) respondMessage(ctx context.Context, msgBytes []byte) error {
var message messageType
if err := json.Unmarshal(msgBytes, &message); err != nil {
return errors.Wrapf(err, "failed to unmarshal JSON message")
}
switch message.Type {
case "query":
return api.respondQuery(ctx, msgBytes)
case "queryHost":
return api.respondHostQuery(ctx, msgBytes)
case "getLogin":
return api.respondGetLogin(ctx, msgBytes)
case "getData":
return api.respondGetData(ctx, msgBytes)
case "create":
return api.respondCreateEntry(ctx, msgBytes)
case "copyToClipboard":
return api.respondCopyToClipboard(ctx, msgBytes)
case "getVersion":
return api.respondGetVersion()
default:
return fmt.Errorf("unknown message of type %s", message.Type)
}
}
func (api *API) respondHostQuery(ctx context.Context, msgBytes []byte) error {
var message queryHostMessage
if err := json.Unmarshal(msgBytes, &message); err != nil {
return errors.Wrapf(err, "failed to unmarshal JSON message")
}
l, err := api.Store.List(ctx, 0)
if err != nil {
return errors.Wrapf(err, "failed to list store")
}
choices := make([]string, 0, 10)
for !isPublicSuffix(message.Host) {
// only query for paths and files in the store fully matching the hostname.
reQuery := fmt.Sprintf("(^|.*/)%s($|/.*)", regexSafeLower(message.Host))
if err := searchAndAppendChoices(reQuery, l, &choices); err != nil {
return errors.Wrapf(err, "failed to append search results")
}
if len(choices) > 0 {
break
} else {
message.Host = strings.SplitN(message.Host, ".", 2)[1]
}
}
return sendSerializedJSONMessage(choices, api.Writer)
}
func (api *API) respondQuery(ctx context.Context, msgBytes []byte) error {
var message queryMessage
if err := json.Unmarshal(msgBytes, &message); err != nil {
return errors.Wrapf(err, "failed to unmarshal JSON message")
}
l, err := api.Store.List(ctx, 0)
if err != nil {
return errors.Wrapf(err, "failed to list store")
}
choices := make([]string, 0, 10)
reQuery := fmt.Sprintf(".*%s.*", regexSafeLower(message.Query))
if err := searchAndAppendChoices(reQuery, l, &choices); err != nil {
return errors.Wrapf(err, "failed to append search results")
}
return sendSerializedJSONMessage(choices, api.Writer)
}
func searchAndAppendChoices(reQuery string, list []string, choices *[]string) error {
re, err := regexp.Compile(reQuery)
if err != nil {
return errors.Wrapf(err, "failed to compile regexp '%s': %s", reQuery, err)
}
for _, value := range list {
if re.MatchString(strings.ToLower(value)) {
*choices = append(*choices, value)
}
}
return nil
}
func (api *API) respondGetLogin(ctx context.Context, msgBytes []byte) error {
var message getLoginMessage
if err := json.Unmarshal(msgBytes, &message); err != nil {
return errors.Wrapf(err, "failed to unmarshal JSON message")
}
sec, err := api.Store.Get(ctx, message.Entry)
if err != nil {
return errors.Wrapf(err, "failed to get secret")
}
data := sec.Data()
fields := data["login_fields"]
if fields != nil {
switch fields.(type) {
case map[interface{}]interface{}:
stringMap := map[string]interface{}{}
for k, v := range fields.(map[interface{}]interface{}) {
stringMap[k.(string)] = v
}
return sendSerializedJSONMessage(loginResponse{
Username: api.getUsername(message.Entry, sec),
Password: sec.Password(),
LoginFields: stringMap,
}, api.Writer)
}
}
return sendSerializedJSONMessage(loginResponse{
Username: api.getUsername(message.Entry, sec),
Password: sec.Password(),
}, api.Writer)
}
func (api *API) respondGetData(ctx context.Context, msgBytes []byte) error {
var message getDataMessage
if err := json.Unmarshal(msgBytes, &message); err != nil {
return errors.Wrapf(err, "failed to unmarshal JSON message")
}
sec, err := api.Store.Get(ctx, message.Entry)
if err != nil {
return errors.Wrapf(err, "failed to get secret")
}
responseData := sec.Data()
currentTotp, _, err := otp.Calculate(ctx, "_", sec)
if err == nil {
responseData["current_totp"] = currentTotp.OTP()
}
converted := convertMixedMapInterfaces(interface{}(responseData))
return sendSerializedJSONMessage(converted, api.Writer)
}
func (api *API) getUsername(name string, sec store.Secret) string {
// look for a meta-data entry containing the username first
for _, key := range []string{"login", "username", "user"} {
value, err := sec.Value(key)
if err != nil {
continue
}
return value
}
// if no meta-data was found return the name of the secret itself
// as the username, e.g. providers/amazon.com/foobar -> foobar
if strings.Contains(name, sep) {
return path.Base(name)
}
return ""
}
func (api *API) respondCreateEntry(ctx context.Context, msgBytes []byte) error {
var message createEntryMessage
if err := json.Unmarshal(msgBytes, &message); err != nil {
return errors.Wrapf(err, "failed to unmarshal JSON message")
}
if api.Store.Exists(ctx, message.Name) {
return fmt.Errorf("secret %s already exists", message.Name)
}
if message.Generate {
message.Password = pwgen.GeneratePassword(message.PasswordLength, message.UseSymbols)
}
var body = ""
if len(message.Login) > 0 {
body = fmt.Sprintf("---\nuser: %s", message.Login)
}
if err := api.Store.Set(ctx, message.Name, secret.New(message.Password, body)); err != nil {
return errors.Wrapf(err, "failed to store secret")
}
return sendSerializedJSONMessage(loginResponse{
Username: message.Login,
Password: message.Password,
}, api.Writer)
}
func (api *API) respondGetVersion() error {
return sendSerializedJSONMessage(getVersionMessage{
Version: api.Version.String(),
Major: api.Version.Major,
Minor: api.Version.Minor,
Patch: api.Version.Patch,
}, api.Writer)
}
func (api *API) respondCopyToClipboard(ctx context.Context, msgBytes []byte) error {
var message copyToClipboard
if err := json.Unmarshal(msgBytes, &message); err != nil {
return errors.Wrapf(err, "failed to unmarshal JSON message")
}
sec, err := api.Store.Get(ctx, message.Entry)
if err != nil {
return errors.Wrapf(err, "failed to get secret")
}
val := sec.Password()
if message.Key != "" {
val, err = sec.Value(message.Key)
if err != nil {
return errors.Wrapf(err, "failed to get secret sub entry")
}
}
err = clipboard.CopyTo(ctx, message.Entry, []byte(val))
if err != nil {
return errors.Wrapf(err, "failed to copy to clipboard")
}
return sendSerializedJSONMessage(statusResponse{
Status: "ok",
}, api.Writer)
}