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|
package request
import (
"encoding/json"
"io/ioutil"
"os"
"os/user"
"path/filepath"
"github.com/browserpass/browserpass-native/errors"
"github.com/browserpass/browserpass-native/response"
log "github.com/sirupsen/logrus"
)
func configure(request *request) {
responseData := response.MakeConfigureResponse()
// User configured gpgPath in the browser, check if it is a valid binary to use
if request.Settings.GpgPath != "" {
err := validateGpgBinary(request.Settings.GpgPath)
if err != nil {
log.Errorf(
"The provided gpg binary path '%v' is invalid: %+v",
request.Settings.GpgPath, err,
)
response.SendErrorAndExit(
errors.CodeInvalidGpgPath,
&map[errors.Field]string{
errors.FieldMessage: "The provided gpg binary path is invalid",
errors.FieldAction: "configure",
errors.FieldError: err.Error(),
errors.FieldGpgPath: request.Settings.GpgPath,
},
)
}
}
// Check that each and every store in the settings exists and is accessible.
// Then read the default configuration for these stores (if available).
for _, store := range request.Settings.Stores {
normalizedStorePath, err := normalizePasswordStorePath(store.Path)
if err != nil {
log.Errorf(
"The password store '%+v' is not accessible at its location: %+v",
store, err,
)
response.SendErrorAndExit(
errors.CodeInaccessiblePasswordStore,
&map[errors.Field]string{
errors.FieldMessage: "The password store is not accessible",
errors.FieldAction: "configure",
errors.FieldError: err.Error(),
errors.FieldStoreID: store.ID,
errors.FieldStoreName: store.Name,
errors.FieldStorePath: store.Path,
},
)
}
store.Path = normalizedStorePath
responseData.StoreSettings[store.ID], err = readDefaultSettings(store.Path)
if err == nil {
var storeSettings StoreSettings
err = json.Unmarshal([]byte(responseData.StoreSettings[store.ID]), &storeSettings)
}
if err != nil {
log.Errorf(
"Unable to read .browserpass.json of the user-configured password store '%+v': %+v",
store, err,
)
response.SendErrorAndExit(
errors.CodeUnreadablePasswordStoreDefaultSettings,
&map[errors.Field]string{
errors.FieldMessage: "Unable to read .browserpass.json of the password store",
errors.FieldAction: "configure",
errors.FieldError: err.Error(),
errors.FieldStoreID: store.ID,
errors.FieldStoreName: store.Name,
errors.FieldStorePath: store.Path,
},
)
}
}
// Check whether a store in the default location exists and is accessible.
// If there is at least one store in the settings, user will not use the default store => skip its validation.
// However, if there are no stores in the settings, user expects to use the default password store => return an error if it is not accessible.
if len(request.Settings.Stores) == 0 {
possibleDefaultStorePath, err := getDefaultPasswordStorePath()
if err != nil {
log.Error("Unable to determine the location of the default password store: ", err)
response.SendErrorAndExit(
errors.CodeUnknownDefaultPasswordStoreLocation,
&map[errors.Field]string{
errors.FieldMessage: "Unable to determine the location of the default password store",
errors.FieldAction: "configure",
errors.FieldError: err.Error(),
},
)
} else {
responseData.DefaultStore.Path, err = normalizePasswordStorePath(possibleDefaultStorePath)
if err != nil {
log.Errorf(
"The default password store is not accessible at the location '%v': %+v",
possibleDefaultStorePath, err,
)
response.SendErrorAndExit(
errors.CodeInaccessibleDefaultPasswordStore,
&map[errors.Field]string{
errors.FieldMessage: "The default password store is not accessible",
errors.FieldAction: "configure",
errors.FieldError: err.Error(),
errors.FieldStorePath: possibleDefaultStorePath,
},
)
}
}
responseData.DefaultStore.Settings, err = readDefaultSettings(responseData.DefaultStore.Path)
if err == nil {
var storeSettings StoreSettings
err = json.Unmarshal([]byte(responseData.DefaultStore.Settings), &storeSettings)
}
if err != nil {
log.Errorf(
"Unable to read .browserpass.json of the default password store in '%v': %+v",
responseData.DefaultStore.Path, err,
)
response.SendErrorAndExit(
errors.CodeUnreadableDefaultPasswordStoreDefaultSettings,
&map[errors.Field]string{
errors.FieldMessage: "Unable to read .browserpass.json of the default password store",
errors.FieldAction: "configure",
errors.FieldError: err.Error(),
errors.FieldStorePath: responseData.DefaultStore.Path,
},
)
}
}
response.SendOk(responseData)
}
func getDefaultPasswordStorePath() (string, error) {
path := os.Getenv("PASSWORD_STORE_DIR")
if path != "" {
return path, nil
}
usr, err := user.Current()
if err != nil {
return "", err
}
path = filepath.Join(usr.HomeDir, ".password-store")
return path, nil
}
func readDefaultSettings(storePath string) (string, error) {
content, err := ioutil.ReadFile(filepath.Join(storePath, ".browserpass.json"))
if err == nil {
return string(content), nil
}
if os.IsNotExist(err) {
return "{}", nil
}
return "", err
}
|
