Browse Source

Fresh Repository Commit - Cwtch Beta

readme-updates
Sarah Jamie Lewis 3 months ago
commit
c1b11b8328
  1. 137
      .drone.yml
  2. 6
      .gitignore
  3. 32
      BUILDING_DEBUG.md
  4. 26
      Makefile
  5. 14
      README.md
  6. 23
      constants/attributes.go
  7. 5
      constants/globals.go
  8. 26
      constants/server_manager_events.go
  9. 41
      features/contacts/contact_functionality.go
  10. 124
      features/contacts/contact_functionality_addcontact_test.go
  11. 127
      features/groups/group_functionality.go
  12. 39
      features/groups/group_functionality_test.go
  13. 12
      features/groups/server.go
  14. 13
      features/response.go
  15. 10
      go.mod
  16. 87
      go.sum
  17. 744
      lib.go
  18. 24
      quality.sh
  19. 5
      switch-ffi.sh
  20. 5
      switch-gomobile.sh
  21. 15
      utils/contacts.go
  22. 379
      utils/eventHandler.go
  23. 34
      utils/imageType.go
  24. 18
      utils/logging.go
  25. 369
      utils/manager.go
  26. 110
      utils/settings.go
  27. 29
      utils/utils.go

137
.drone.yml

@ -0,0 +1,137 @@
---
kind: pipeline
type: docker
name: default
steps:
- name: fetch
image: golang
volumes:
- name: deps
path: /go
commands:
- wget https://git.openprivacy.ca/openprivacy/buildfiles/raw/master/tor/tor
- wget https://git.openprivacy.ca/openprivacy/buildfiles/raw/master/tor/torrc
- chmod a+x tor
- go get -u golang.org/x/lint/golint
- git fetch --tags
#- export GO111MODULE=on
#- go mod vendor
- go get
# TODO: upgrade to go1.16, remove mod/vendor, add go install for 1.16
- echo `git describe --tags` > VERSION
- echo `date +%G-%m-%d-%H-%M` > BUILDDATE
- name: quality
image: golang
volumes:
- name: deps
path: /go
commands:
- go list ./... | xargs go vet
- go list ./... | xargs golint
#Todo: fix all the lint errors and add `-set_exit_status` above to enforce linting
- name: build-linux
image: golang
volumes:
- name: deps
path: /go
commands:
- make linux
- name: build-android
image: openpriv/android-go-mobile:2021.03
volumes:
- name: deps
path: /go
commands:
- go mod download
- gomobile init
- make android
- name: build-windows
image: openpriv/mingw-go:2021.03
environment:
GOPATH: /go
volumes:
- name: deps
path: /go
commands:
- make windows
- name: deploy-buildfiles
image: kroniak/ssh-client
environment:
BUILDFILES_KEY:
from_secret: buildfiles_key
secrets: [gogs_account_token]
when:
event:
- push
- tag
status: [ success ]
commands:
- echo $BUILDFILES_KEY > ~/id_rsab64
- base64 -d ~/id_rsab64 > ~/id_rsa
- chmod 400 ~/id_rsa
- export DIR=libCwtch-go-`cat VERSION`-`cat BUILDDATE`
- mkdir $DIR
- mv libCwtch.so libCwtch.dll cwtch.aar cwtch-sources.jar libCwtch.h $DIR/
- cd $DIR
- find . -type f -exec sha256sum {} \; > ./../sha256s.txt
- mv ./../sha256s.txt .
- cd ..
- scp -r -o StrictHostKeyChecking=no -i ~/id_rsa $DIR buildfiles@openprivacy.ca:/home/buildfiles/buildfiles/
- name: gitea-release
image: plugins/gitea-release
when:
event: tag
settings:
api_key:
from_secret: gogs_account_token
base_url: https://git.openprivacy.ca
files:
- libCwtch.so
- libCwtch.dll
- cwtch.aar
- cwtch-sources.jar
- libCwtch.h
checksum:
- sha256
- sha512
- name: notify-email
image: drillster/drone-email
settings:
host: build.openprivacy.ca
port: 25
skip_verify: true
from: drone@openprivacy.ca
when:
status: [ failure ]
- name: notify-gogs
image: openpriv/drone-gogs
when:
event: pull_request
status: [ success, changed, failure ]
environment:
GOGS_ACCOUNT_TOKEN:
from_secret: gogs_account_token
settings:
gogs_url: https://git.openprivacy.ca
volumes:
# gopath where bin and pkg lives to persist across steps
- name: deps
temp: {}
trigger:
repo: flutter/libcwtch-go
branch: trunk
event:
- push
- pull_request
- tag

6
.gitignore

@ -0,0 +1,6 @@
.idea
cwtch-sources.jar
cwtch.aar
libCwtch.h
libCwtch.so
libCwtch.dll

32
BUILDING_DEBUG.md

@ -0,0 +1,32 @@
*sometimes: rm -rf $GOPATH/pkg*
*sometimes: rm -rf /tmp/gomobile*
rm -rf vendor
go clean --modcache
go mod download
go get -u golang.org/x/mobile
go get -u golang.org/x/mobile/bind
gomobile clean
gomobile init
make android
# errors
```
# runtime/cgo
gcc_android.c:6:10: fatal error: android/log.h: No such file or directory
#include <android/log.h>
^~~~~~~~~~~~~~~
compilation terminated.```
```
*solution:* run `gomobile init`

26
Makefile

@ -0,0 +1,26 @@
.PHONY: all clean linux android
DEFAULT_GOAL: linux
all: linux android
linux: libCwtch.so
android: cwtch.aar
windows: libCwtch.dll
libCwtch.so: lib.go
./switch-ffi.sh
go build -buildmode c-shared -o libCwtch.so
cwtch.aar: lib.go
./switch-gomobile.sh
gomobile bind -target android
libCwtch.dll: lib.go
./switch-ffi.sh
GOOS=windows GOARCH=amd64 CGO_ENABLED=1 CC=x86_64-w64-mingw32-gcc-win32 go build -buildmode c-shared -o libCwtch.dll
clean:
rm -f cwtch.aar cwtch_go.apk libCwtch.h libCwtch.so cwtch-sources.jar libCwtch.dll

14
README.md

@ -0,0 +1,14 @@
# Build Instructions...
make linux
make android
# Using
## Linux Desktop:
- `LD_LIBRARY_PATH` set to point to `libCwtch.so`
- or drop a symlink into `/usr/lib`
## Android
- copy `cwtch.aar` into `flutter_app/android/cwtch`

23
constants/attributes.go

@ -0,0 +1,23 @@
package constants
const SchemaVersion = "schemaVersion"
const Name = "name"
const LastRead = "last-read"
const Picture = "picture"
const ShowBlocked = "show-blocked"
const ProfileTypeV1DefaultPassword = "v1-defaultPassword"
const ProfileTypeV1Password = "v1-userPassword"
// PeerOnline stores state on if the peer believes it is online
const PeerOnline = "peer-online"
const StateProfilePane = "state-profile-pane"
const StateSelectedConversation = "state-selected-conversation"
const StateSelectedProfileTime = "state-selected-profile-time"
// Settings
const BlockUnknownPeersSetting = "blockunknownpeers"
const LocaleSetting = "locale"
const ZoomSetting = "zoom"

5
constants/globals.go

@ -0,0 +1,5 @@
package constants
// We offer "un-passworded" profiles but our storage encrypts everything with a password. We need an agreed upon
// password to use in that case, that the app case use behind the scenes to password and unlock with
const DefactoPasswordForUnencryptedProfiles = "be gay do crime"

26
constants/server_manager_events.go

@ -0,0 +1,26 @@
package constants
import "cwtch.im/cwtch/event"
// The server manager defines its own events, most should be self-explanatory:
const (
NewServer = event.Type("NewServer")
// Force a UI update
ListServers = event.Type("ListServers")
// Takes an Onion, used to toggle off/on Server availability
StartServer = event.Type("StartServer")
StopServer = event.Type("StopServer")
// Takes an Onion and a AutoStartEnabled boolean
AutoStart = event.Type("AutoStart")
// Get the status of a particular server (takes an Onion)
CheckServerStatus = event.Type("CheckServerStatus")
ServerStatusUpdate = event.Type("ServerStatusUpdate")
)
const (
AutoStartEnabled = event.Field("AutoStartEnabled")
)

41
features/contacts/contact_functionality.go

@ -0,0 +1,41 @@
package contact
import (
"cwtch.im/cwtch/model"
"cwtch.im/cwtch/peer"
"git.openprivacy.ca/flutter/libcwtch-go/features"
"git.openprivacy.ca/openprivacy/connectivity/tor"
)
// Functionality groups some common UI triggered functions for contacts...
type Functionality struct {
}
const addContactPrefix = "addcontact"
const sendMessagePrefix = "sendmessage"
// FunctionalityGate returns contact.Functionality always
func FunctionalityGate(experimentMap map[string]bool) (*Functionality, error) {
return new(Functionality), nil
}
// SendMessage handles sending messages to contacts
func (pf *Functionality) SendMessage(peer peer.SendMessages, handle string, message string) features.Response {
eventID := peer.SendMessageToPeer(handle, message)
return features.ConstructResponse(sendMessagePrefix, eventID)
}
// HandleImportString handles contact import strings
func (pf *Functionality) HandleImportString(peer peer.ModifyContactsAndPeers, importString string) features.Response {
if tor.IsValidHostname(importString) {
if peer.GetContact(importString) == nil {
peer.AddContact(importString, importString, model.AuthApproved)
// Implicit Peer Attempt
peer.PeerWithOnion(importString)
return features.ConstructResponse(addContactPrefix, "success")
}
return features.ConstructResponse(addContactPrefix, "contact_already_exists")
}
return features.ConstructResponse(addContactPrefix, "invalid_import_string")
}

124
features/contacts/contact_functionality_addcontact_test.go

@ -0,0 +1,124 @@
package contact
import (
"cwtch.im/cwtch/model"
"git.openprivacy.ca/flutter/libcwtch-go/features"
"testing"
)
const ValidHostname = "openpravyvc6spbd4flzn4g2iqu4sxzsizbtb5aqec25t76dnoo5w7yd"
type MockPeer struct {
hasContact bool
addContact bool
peerRequest bool
}
func (m MockPeer) BlockUnknownConnections() {
panic("should never be called")
}
func (m MockPeer) AllowUnknownConnections() {
panic("should never be called")
}
func (m MockPeer) GetContacts() []string {
panic("should never be called")
}
func (m MockPeer) GetContact(s string) *model.PublicProfile {
if m.hasContact {
return &(model.GenerateNewProfile("").PublicProfile)
}
return nil
}
func (m MockPeer) GetContactAttribute(s string, s2 string) (string, bool) {
panic("should never be called")
}
func (m *MockPeer) AddContact(nick, onion string, authorization model.Authorization) {
m.addContact = true
}
func (m MockPeer) SetContactAuthorization(s string, authorization model.Authorization) error {
panic("should never be called")
}
func (m MockPeer) SetContactAttribute(s string, s2 string, s3 string) {
panic("should never be called")
}
func (m MockPeer) DeleteContact(s string) {
panic("should never be called")
}
func (m *MockPeer) PeerWithOnion(s string) {
m.peerRequest = true
}
func (m MockPeer) JoinServer(s string) error {
panic("should never be called")
}
func TestContactFunctionality_InValidHostname(t *testing.T) {
cf, _ := FunctionalityGate(map[string]bool{})
peer := &MockPeer{
hasContact: false,
addContact: false,
peerRequest: false,
}
response := cf.HandleImportString(peer, "")
if peer.addContact || peer.peerRequest {
t.Fatalf("HandleImportString for a malformed import string should have no resulted in addContact or a peerRequest: %v", peer)
}
if response.Error() != features.ConstructResponse(addContactPrefix, "invalid_import_string").Error() {
t.Fatalf("Response to a successful import is malformed: %v", response)
}
}
func TestContactFunctionality_ValidHostnameExistingContact(t *testing.T) {
cf, _ := FunctionalityGate(map[string]bool{})
peer := &MockPeer{
hasContact: true,
addContact: false,
peerRequest: false,
}
response := cf.HandleImportString(peer, ValidHostname)
if peer.addContact || peer.peerRequest {
t.Fatalf("HandleImportString for a valid string should not call addContact or a peerRequest when the contact already exists: %v", peer)
}
if response.Error() != features.ConstructResponse(addContactPrefix, "contact_already_exists").Error() {
t.Fatalf("Response to a successful import is malformed: %v", response)
}
}
func TestContactFunctionality_ValidHostnameUnknownContact(t *testing.T) {
cf, _ := FunctionalityGate(map[string]bool{})
peer := &MockPeer{
hasContact: false,
addContact: false,
peerRequest: false,
}
response := cf.HandleImportString(peer, ValidHostname)
if peer.addContact && peer.peerRequest {
if response.Error() != features.ConstructResponse(addContactPrefix, "success").Error() {
t.Fatalf("Response to a successful import is malformed: %v", response)
}
} else {
t.Fatalf("HandleImportString for a valid import string should have resulted in addContact or a peerRequest: %v", peer)
}
}

127
features/groups/group_functionality.go

@ -0,0 +1,127 @@
package groups
import (
"cwtch.im/cwtch/event"
"cwtch.im/cwtch/model"
"cwtch.im/cwtch/peer"
"encoding/base64"
"fmt"
"git.openprivacy.ca/flutter/libcwtch-go/features"
"git.openprivacy.ca/openprivacy/log"
"strings"
)
const serverPrefix = "server:"
const tofuBundlePrefix = "tofubundle:"
const groupPrefix = "torv3"
const groupExperiment = "tapir-groups-experiment"
const importBundlePrefix = "importBundle"
const (
// ServerList is a json encoded list of servers
ServerList = event.Field("ServerList")
)
const (
// UpdateServerInfo is an event containing a ProfileOnion and a ServerList
UpdateServerInfo = event.Type("UpdateServerInfo")
)
// ReadServerInfo is a meta-interface for reading information about servers..
type ReadServerInfo interface {
peer.ReadContacts
peer.ReadServers
}
// GroupFunctionality provides experiment gated server functionality
type GroupFunctionality struct {
}
// ExperimentGate returns GroupFunctionality if the experiment is enabled, and an error otherwise.
func ExperimentGate(experimentMap map[string]bool) (*GroupFunctionality, error) {
if experimentMap[groupExperiment] {
return new(GroupFunctionality), nil
}
return nil, fmt.Errorf("gated by %v", groupExperiment)
}
// SendMessage is a deprecated api
func (gf *GroupFunctionality) SendMessage(peer peer.CwtchPeer, handle string, message string) (string, error) {
// TODO this auto accepting behaviour needs some thinking through
if !peer.GetGroup(handle).Accepted {
err := peer.AcceptInvite(handle)
if err != nil {
log.Errorf("tried to mark a nonexistent group as existed. bad!")
return "", err
}
}
return peer.SendMessageToGroupTracked(handle, message)
}
// ValidPrefix returns true if an import string contains a prefix that indicates it contains information about a
// server or a group
func (gf *GroupFunctionality) ValidPrefix(importString string) bool {
return strings.HasPrefix(importString, tofuBundlePrefix) || strings.HasPrefix(importString, serverPrefix) || strings.HasPrefix(importString, groupPrefix)
}
// GetServerInfoList compiles all the information the UI might need regarding all servers..
func (gf *GroupFunctionality) GetServerInfoList(profile ReadServerInfo) []Server {
var servers []Server
for _, server := range profile.GetServers() {
servers = append(servers, gf.GetServerInfo(server, profile))
}
return servers
}
// GetServerInfo compiles all the information the UI might need regarding a particular server including any verified
// cryptographic keys
func (gf *GroupFunctionality) GetServerInfo(serverOnion string, profile peer.ReadContacts) Server {
serverInfo := profile.GetContact(serverOnion)
keyTypes := []model.KeyType{model.KeyTypeServerOnion, model.KeyTypeTokenOnion, model.KeyTypePrivacyPass}
var serverKeys []ServerKey
for _, keyType := range keyTypes {
if key, has := serverInfo.GetAttribute(string(keyType)); has {
serverKeys = append(serverKeys, ServerKey{Type: string(keyType), Key: key})
}
}
return Server{Onion: serverOnion, Status: serverInfo.State, Keys: serverKeys}
}
// HandleImportString handles import strings for groups and servers
func (gf *GroupFunctionality) HandleImportString(peer peer.CwtchPeer, importString string) error {
if strings.HasPrefix(importString, tofuBundlePrefix) {
bundle := strings.Split(importString, "||")
if len(bundle) == 2 {
err := gf.HandleImportString(peer, bundle[0][len(tofuBundlePrefix):])
// if the server import failed then abort the whole process..
if !strings.HasSuffix(err.Error(), "success") {
return features.ConstructResponse(importBundlePrefix, err.Error())
}
return gf.HandleImportString(peer, bundle[1])
}
} else if strings.HasPrefix(importString, serverPrefix) {
// Server Key Bundles are prefixed with
bundle, err := base64.StdEncoding.DecodeString(importString[len(serverPrefix):])
if err == nil {
if err = peer.AddServer(string(bundle)); err != nil {
return features.ConstructResponse(importBundlePrefix, err.Error())
}
return features.ConstructResponse(importBundlePrefix, "success")
}
return features.ConstructResponse(importBundlePrefix, err.Error())
} else if strings.HasPrefix(importString, groupPrefix) {
//eg: torv3JFDWkXExBsZLkjvfkkuAxHsiLGZBk0bvoeJID9ItYnU=EsEBCiBhOWJhZDU1OTQ0NWI3YmM2N2YxYTM5YjkzMTNmNTczNRIgpHeNaG+6jy750eDhwLO39UX4f2xs0irK/M3P6mDSYQIaOTJjM2ttb29ibnlnaGoyenc2cHd2N2Q1N3l6bGQ3NTNhdW8zdWdhdWV6enB2ZmFrM2FoYzRiZHlkCiJAdVSSVgsksceIfHe41OJu9ZFHO8Kwv3G6F5OK3Hw4qZ6hn6SiZjtmJlJezoBH0voZlCahOU7jCOg+dsENndZxAA==
if gid, err := peer.ImportGroup(importString); err != nil {
return features.ConstructResponse(importBundlePrefix, err.Error())
} else {
// Auto accept the group here.
if peer.AcceptInvite(gid) != nil {
log.Errorf("Error accepting invite: %v", err)
}
return features.ConstructResponse(importBundlePrefix, "success")
}
}
return features.ConstructResponse(importBundlePrefix, "invalid_group_invite_prefix")
}

39
features/groups/group_functionality_test.go

@ -0,0 +1,39 @@
package groups
import "testing"
func TestGroupFunctionality_ValidPrefix(t *testing.T) {
gf, _ := ExperimentGate(map[string]bool{groupExperiment: true})
if gf.ValidPrefix("torv3blahblahblah") == false {
t.Fatalf("torv3 should be a valid prefix")
}
if gf.ValidPrefix("tofubundle:32432423||3242342") == false {
t.Fatalf("tofubundle should be a valid prefix")
}
if gf.ValidPrefix("server:23541233t") == false {
t.Fatalf("server should be a valid prefix")
}
if gf.ValidPrefix("alice!24234") == true {
t.Fatalf("alice should be an invalid predix")
}
}
func TestGroupFunctionality_IsEnabled(t *testing.T) {
_, err := ExperimentGate(map[string]bool{})
if err == nil {
t.Fatalf("group functionality should be disabled")
}
_, err = ExperimentGate(map[string]bool{groupExperiment: true})
if err != nil {
t.Fatalf("group functionality should be enabled")
}
_, err = ExperimentGate(map[string]bool{groupExperiment: false})
if err == nil {
t.Fatalf("group functionality should be disabled")
}
}

12
features/groups/server.go

@ -0,0 +1,12 @@
package groups
type ServerKey struct {
Type string `json:"type"`
Key string `json:"key"`
}
type Server struct {
Onion string `json:"onion"`
Status string `json:"status"`
Keys []ServerKey `json:"keys"`
}

13
features/response.go

@ -0,0 +1,13 @@
package features
import "errors"
// Response is a wrapper to better semantically convey the response type...
type Response error
const errorSeparator = "."
// ConstructResponse is a helper function for creating Response structures.
func ConstructResponse(prefix string, error string) Response {
return errors.New(prefix + errorSeparator + error)
}

10
go.mod

@ -0,0 +1,10 @@
module git.openprivacy.ca/flutter/libcwtch-go
go 1.15
require (
cwtch.im/cwtch v0.8.11
git.openprivacy.ca/openprivacy/connectivity v1.4.4
git.openprivacy.ca/openprivacy/log v1.0.2
golang.org/x/sys v0.0.0-20210616094352-59db8d763f22 // indirect
)

87
go.sum

@ -0,0 +1,87 @@
<<<<<<< Updated upstream
cwtch.im/cwtch v0.8.11 h1:nUrd6srjLxInSJ0q1JdmRBhN4RRlZRL+2vIyE/AXkfY=
cwtch.im/cwtch v0.8.11/go.mod h1:D9dtO+WnKqdmufKSfFeFlUYaxLTfE/RtqVe1OD0kiKc=
git.openprivacy.ca/cwtch.im/tapir v0.4.3 h1:sctSfUXHDIqaHfJPDl+5lHtmoEJolQiHTcHZGAe5Qc4=
git.openprivacy.ca/cwtch.im/tapir v0.4.3/go.mod h1:10qEaib5x021zgyZ/97JKWsEpedH5+Vfy2CvB2V+08E=
git.openprivacy.ca/openprivacy/bine v0.0.4 h1:CO7EkGyz+jegZ4ap8g5NWRuDHA/56KKvGySR6OBPW+c=
git.openprivacy.ca/openprivacy/bine v0.0.4/go.mod h1:13ZqhKyqakDsN/ZkQkIGNULsmLyqtXc46XBcnuXm/mU=
git.openprivacy.ca/openprivacy/connectivity v1.4.4 h1:11M3akVCyy/luuhMpZTM1r9Jayl7IHD944Bxsn2FDpU=
git.openprivacy.ca/openprivacy/connectivity v1.4.4/go.mod h1:JVRCIdL+lAG6ohBFWiKeC/MN42nnC0sfFszR9XG6vPQ=
git.openprivacy.ca/openprivacy/log v1.0.2 h1:HLP4wsw4ljczFAelYnbObIs821z+jgMPCe8uODPnGQM=
git.openprivacy.ca/openprivacy/log v1.0.2/go.mod h1:gGYK8xHtndRLDymFtmjkG26GaMQNgyhioNS82m812Iw=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/gtank/merlin v0.1.1 h1:eQ90iG7K9pOhtereWsmyRJ6RAwcP4tHTDBHXNg+u5is=
github.com/gtank/merlin v0.1.1/go.mod h1:T86dnYJhcGOh5BjZFCJWTDeTK7XW8uE+E21Cy/bIQ+s=
github.com/gtank/ristretto255 v0.1.2 h1:JEqUCPA1NvLq5DwYtuzigd7ss8fwbYay9fi4/5uMzcc=
github.com/gtank/ristretto255 v0.1.2/go.mod h1:Ph5OpO6c7xKUGROZfWVLiJf9icMDwUeIvY4OmlYW69o=
github.com/kr/pretty v0.2.0 h1:s5hAObm+yFO5uHYt5dYjxi2rXrsnmRpJx4OYvIWUaQs=
github.com/kr/pretty v0.2.0/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=
github.com/kr/pty v1.1.1 h1:VkoXIwSboBpnk99O/KFauAEILuNHv5DVFKZMBN/gUgw=
github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
github.com/mimoo/StrobeGo v0.0.0-20181016162300-f8f6d4d2b643 h1:hLDRPB66XQT/8+wG9WsDpiCvZf1yKO7sz7scAjSlBa0=
github.com/mimoo/StrobeGo v0.0.0-20181016162300-f8f6d4d2b643/go.mod h1:43+3pMjjKimDBf5Kr4ZFNGbLql1zKkbImw+fZbw3geM=
github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e h1:fD57ERR4JtEqsWbfPhv4DMiApHyliiK5xCTNVSPiaAs=
github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e/go.mod h1:zD1mROLANZcx1PVRCS0qkT7pwLkGfwJo4zjcN/Tysno=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/stretchr/objx v0.1.0 h1:4G4v2dO3VZwixGIRoQ5Lfboy6nUhCyYzaqnIAPPhYs4=
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/testify v1.6.1 h1:hDPOHmpOpP40lSULcqw7IrRb/u7w6RpDC9399XyoNd0=
github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
github.com/struCoder/pidusage v0.1.3 h1:pZcSa6asBE38TJtW0Nui6GeCjLTpaT/jAnNP7dUTLSQ=
github.com/struCoder/pidusage v0.1.3/go.mod h1:pWBlW3YuSwRl6h7R5KbvA4N8oOqe9LjaKW5CwT1SPjI=
github.com/yuin/goldmark v1.3.5 h1:dPmz1Snjq0kmkz159iL7S6WzdahUTHnHB5M56WFVifs=
github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
go.etcd.io/bbolt v1.3.4 h1:hi1bXHMVrlQh6WwxAy+qZCV/SYIlqo+Ushwdpa4tAKg=
go.etcd.io/bbolt v1.3.4/go.mod h1:G5EMThwa9y8QZGBClrRx5EY+Yw9kAhnjy3bSjsnlVTQ=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/crypto v0.0.0-20201012173705-84dcc777aaee h1:4yd7jl+vXjalO5ztz6Vc1VADv+S/80LGJmyl1ROJ2AI=
golang.org/x/crypto v0.0.0-20201012173705-84dcc777aaee/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/lint v0.0.0-20210508222113-6edffad5e616 h1:VLliZ0d+/avPrXXH+OakdXhpJuEoBZuwh1m2j7U6Iug=
golang.org/x/lint v0.0.0-20210508222113-6edffad5e616/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY=
golang.org/x/mod v0.1.1-0.20191105210325-c90efee705ee/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg=
golang.org/x/mod v0.4.2 h1:Gz96sIWK3OalVv/I/qNygP42zyoKp3xptRVCWRFEBvo=
golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20201010224723-4f7140c49acb/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4 h1:4nGaVu0QrbjT/AK2PRLuQfQuh6DJve+pELhqTdAj3x0=
golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20210220032951-036812b2e83c h1:5KslGYwFpkhGh+Q16bwMP3cOontH8FOep7tGV86Y7SQ=
golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20200202164722-d101bd2416d5/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210616094352-59db8d763f22 h1:RqytpXGR1iVNX7psjB3ff8y7sNFinVFvkx1c8SjBkio=
golang.org/x/sys v0.0.0-20210616094352-59db8d763f22/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1 h1:v+OssWQX+hTHEmOBgwxdZxK4zHq3yOs8F9J7mk0PY8E=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.3 h1:cokOdA+Jmi5PJGXLlLllQSgYigAEfHXJAERHVMaCc2k=
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20200130002326-2f3ba24bd6e7/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
golang.org/x/tools v0.1.2 h1:kRBLX7v7Af8W7Gdbbc908OJcdgtK8bOz9Uaj8/F1ACA=
golang.org/x/tools v0.1.2/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f h1:BLraFXnmrev5lT+xlilqcH8XK9/i0At2xKjWk4p6zsU=
gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

744
lib.go

@ -0,0 +1,744 @@
//package cwtch
package main
import "C"
import (
"crypto/rand"
"cwtch.im/cwtch/app"
"cwtch.im/cwtch/event"
"cwtch.im/cwtch/model"
"cwtch.im/cwtch/model/attr"
"cwtch.im/cwtch/peer"
"encoding/json"
"fmt"
"git.openprivacy.ca/flutter/libcwtch-go/constants"
contact "git.openprivacy.ca/flutter/libcwtch-go/features/contacts"
"git.openprivacy.ca/flutter/libcwtch-go/features/groups"
"git.openprivacy.ca/flutter/libcwtch-go/utils"
"git.openprivacy.ca/openprivacy/connectivity"
"runtime"
"strconv"
"strings"
"encoding/base64"
"git.openprivacy.ca/openprivacy/connectivity/tor"
"git.openprivacy.ca/openprivacy/log"
mrand "math/rand"
"os"
"path"
"path/filepath"
"time"
)
const (
// ProfileOnion is an event field that contains the handle for a given profile.
// todo: this should probably be moved back into Cwtch, and renamed ProfileHandle (onions are too tor-specific)
ProfileOnion = event.Field("ProfileOnion")
)
var application app.Application
var eventHandler *utils.EventHandler
var acnQueue event.Queue
var contactEventsQueue event.Queue
var globalACN connectivity.ACN
// ChatMessage API currently not officially documented, see
// https://git.openprivacy.ca/cwtch.im/secure-development-handbook/issues/3
// for latest updates for now
//
// A ChatMessage is the application-layer Cwtch message, delivered to the UI
// as serialized json.
type ChatMessage struct {
O int `json:"o"`
D string `json:"d"`
}
//export c_StartCwtch
func c_StartCwtch(dir_c *C.char, len C.int, tor_c *C.char, torLen C.int) int8 {
dir := C.GoStringN(dir_c, len)
tor := C.GoStringN(tor_c, torLen)
return int8(StartCwtch(dir, tor))
}
// StartCwtch starts cwtch in the library and initlaizes all data structures
// GetAppbusEvents is always safe to use
// the rest of functions are unsafe until the CwtchStarted event has been received indicating StartCwtch has completed
// returns:
// message: CwtchStarted when start up is complete and app is safe to use
// CwtchStartError message when start up fails (includes event.Error data field)
func StartCwtch(appDir string, torPath string) int {
log.SetLevel(log.LevelInfo)
log.Infof("StartCwtch(...)")
// Quick hack check that we're being called with the correct params
// On android a stale worker could be calling us with "last apps" directory. Best to abort fast so the app can make a new worker
if runtime.GOOS == "android" {
fh, err := os.Open(torPath)
if err != nil {
log.Errorf("%v", err)
log.Errorf("failed to stat tor, skipping StartCwtch(). potentially normal if the app was reinstalled or the device was restarted; this workorder should get canceled soon")
return 1
}
_ = fh.Close()
}
go _startCwtch(appDir, torPath)
return 0
}
func _startCwtch(appDir string, torPath string) {
log.Infof("application: %v eventHandler: %v acn: %v", application, eventHandler, globalACN)
if application != nil {
log.Infof("_startCwtch detected existing application; resuming instead of relaunching")
ReconnectCwtchForeground()
return
}
// Exclude Tapir wire Messages
//(We need a TRACE level)
log.ExcludeFromPattern("service.go")
// Ensure that the application directory exists...and then initialize settings..
os.MkdirAll(path.Join(appDir), 0700)
utils.InitGlobalSettingsFile(appDir, constants.DefactoPasswordForUnencryptedProfiles)
log.Infof("Loading Cwtch Directory %v and tor path: %v", appDir, torPath)
mrand.Seed(int64(time.Now().Nanosecond()))
port := mrand.Intn(1000) + 9600
controlPort := port + 1
// generate a random password (actually random, stored in memory, for the control port)
key := make([]byte, 64)
_, err := rand.Read(key)
if err != nil {
panic(err)
}
log.Infof("Creating new EventHandler()")
eventHandler = utils.NewEventHandler()
log.Infof("making directory %v", appDir)
os.MkdirAll(path.Join(appDir, "/.tor", "tor"), 0700)
tor.NewTorrc().WithSocksPort(port).WithOnionTrafficOnly().WithControlPort(controlPort).WithHashedPassword(base64.StdEncoding.EncodeToString(key)).Build(filepath.Join(appDir, ".tor", "tor", "torrc"))
acn, err := tor.NewTorACNWithAuth(path.Join(appDir, "/.tor"), torPath, controlPort, tor.HashedPasswordAuthenticator{Password: base64.StdEncoding.EncodeToString(key)})
if err != nil {
log.Errorf("\nError connecting to Tor replacing with ErrorACN: %v\n", err)
eventHandler.PublishAppEvent(event.NewEventList(utils.CwtchStartError, event.Error, err))
return
}
globalACN = acn
newApp := app.NewApp(acn, appDir)
acnQueue = event.NewQueue()
newApp.GetPrimaryBus().Subscribe(event.ACNStatus, acnQueue)
newApp.GetPrimaryBus().Subscribe(utils.UpdateGlobalSettings, acnQueue)
newApp.GetPrimaryBus().Subscribe(utils.SetLoggingLevel, acnQueue)
newApp.GetPrimaryBus().Subscribe(event.AppError, acnQueue)
eventHandler.HandleApp(newApp)
peer.DefaultEventsToHandle = []event.Type{
event.EncryptedGroupMessage,
event.NewMessageFromPeer,
event.PeerAcknowledgement,
event.PeerError,
event.SendMessageToPeerError,
event.SendMessageToGroupError,
event.NewGetValMessageFromPeer,
event.PeerStateChange,
event.NewRetValMessageFromPeer,
event.NewGroupInvite,
event.ServerStateChange,
event.ProtocolEngineStopped,
event.RetryServerRequest,
}
settings := utils.ReadGlobalSettings()
settingsJson, _ := json.Marshal(settings)
newApp.LoadProfiles(constants.DefactoPasswordForUnencryptedProfiles)
application = newApp
// Send global settings to the UI...
application.GetPrimaryBus().Publish(event.NewEvent(utils.UpdateGlobalSettings, map[event.Field]string{event.Data: string(settingsJson)}))
log.Infof("libcwtch-go application launched")
application.GetPrimaryBus().Publish(event.NewEvent(utils.CwtchStarted, map[event.Field]string{}))
application.QueryACNVersion()
}
//export c_ReconnectCwtchForeground
func c_ReconnectCwtchForeground() {
ReconnectCwtchForeground()
}
// Like StartCwtch, but StartCwtch has already been called so we don't need to restart Tor etc (probably)
// Do need to re-send initial state tho, eg profiles that are already loaded
func ReconnectCwtchForeground() {
log.Infof("Reconnecting cwtchforeground")
if application == nil {
log.Errorf("ReconnectCwtchForeground: Application is nil, presuming stale thread, EXITING Reconnect\n")
return
}
// populate profile list
peerList := application.ListPeers()
for onion := range peerList {
eventHandler.Push(event.NewEvent(event.NewPeer, map[event.Field]string{event.Identity: onion, event.Created: event.False, "Reload": event.True}))
}
for onion := range peerList {
// fix peerpeercontact message counts
contactList := application.GetPeer(onion).GetContacts()
for _, handle := range contactList {
totalMessages := application.GetPeer(onion).GetContact(handle).Timeline.Len() + len(application.GetPeer(onion).GetContact(handle).UnacknowledgedMessages)
eventHandler.Push(event.NewEvent(event.MessageCounterResync, map[event.Field]string{
event.Identity: onion,
event.RemotePeer: handle,
event.Data: strconv.Itoa(totalMessages),
}))
}
// fix peergroupcontact message counts
groupList := application.GetPeer(onion).GetGroups()
for _, groupID := range groupList {
totalMessages := application.GetPeer(onion).GetGroup(groupID).Timeline.Len() + len(application.GetPeer(onion).GetGroup(groupID).UnacknowledgedMessages)
eventHandler.Push(event.NewEvent(event.MessageCounterResync, map[event.Field]string{
event.Identity: onion,
event.GroupID: groupID,
event.Data: strconv.Itoa(totalMessages),
}))
}
}
application.GetPrimaryBus().Publish(event.NewEvent(utils.CwtchStarted, map[event.Field]string{}))
application.QueryACNStatus()
application.QueryACNVersion()
}
//export c_SendAppEvent
// A generic method for Rebroadcasting App Events from a UI
func c_SendAppEvent(json_ptr *C.char, json_len C.int) {
eventJson := C.GoStringN(json_ptr, json_len)
SendAppEvent(eventJson)
}
// SendAppEvent is a generic method for Rebroadcasting App Events from a UI
func SendAppEvent(eventJson string) {
// Convert the Event Json back to a typed Event Struct, this will make the
// rest of the logic nicer.
var new_event event.Event
json.Unmarshal([]byte(eventJson), &new_event)
log.Infof("Event: %v", new_event)
// We need to update the local cache
// Ideally I think this would be pusgit hed back into Cwtch
switch new_event.EventType {
case utils.UpdateGlobalSettings:
var globalSettings utils.GlobalSettings
err := json.Unmarshal([]byte(new_event.Data[event.Data]), &globalSettings)
if err != nil {
log.Errorf("Error Unmarshalling Settings %v [%v]", err, new_event.Data[event.Data])
}
log.Debugf("New Settings %v", globalSettings)
utils.WriteGlobalSettings(globalSettings)
// Group Experiment Refresh
groupHandler, err := groups.ExperimentGate(utils.ReadGlobalSettings().Experiments)
if err == nil {
for profileOnion := range application.ListPeers() {
serverListForOnion := groupHandler.GetServerInfoList(application.GetPeer(profileOnion))
serversListBytes, _ := json.Marshal(serverListForOnion)
eventHandler.Push(event.NewEvent(groups.UpdateServerInfo, map[event.Field]string{"ProfileOnion": profileOnion, groups.ServerList: string(serversListBytes)}))
}
}
// Explicitly toggle blocking/unblocking of unknown connections for profiles
// that have been loaded.
if utils.ReadGlobalSettings().BlockUnknownConnections {
for onion := range application.ListPeers() {
application.GetPeer(onion).BlockUnknownConnections()
}
} else {
for onion := range application.ListPeers() {
application.GetPeer(onion).AllowUnknownConnections()
}
}
case utils.SetLoggingLevel:
_, warn := new_event.Data[utils.Warn]
_, error := new_event.Data[utils.Error]
_, debug := new_event.Data[utils.Debug]
_, info := new_event.Data[utils.Info]
// Assign logging level in priority order. The highest logging level wins in the
// event of multiple fields.
if info {
log.SetLevel(log.LevelInfo)
} else if warn {
log.SetLevel(log.LevelWarn)
} else if error {
log.SetLevel(log.LevelError)
} else if debug {
log.SetLevel(log.LevelDebug)
}
default: // do nothing
}
}
//export c_SendProfileEvent
// A generic method for Rebroadcasting Profile Events from a UI
func c_SendProfileEvent(onion_ptr *C.char, onion_len C.int, json_ptr *C.char, json_len C.int) {
onion := C.GoStringN(onion_ptr, onion_len)
eventJson := C.GoStringN(json_ptr, json_len)
SendProfileEvent(onion, eventJson)
}
const (
AddContact = event.Type("AddContact")
ImportString = event.Field("ImportString")
)
// SendProfileEvent is a generic method for Rebroadcasting Profile Events from a UI
func SendProfileEvent(onion string, eventJson string) {
// Convert the Event Json back to a typed Event Struct, this will make the
// rest of the logic nicer.
var new_event event.Event
json.Unmarshal([]byte(eventJson), &new_event)
log.Infof("Event: %v %v", onion, new_event)
// Get the correct Peer
peer := application.GetPeer(onion)
if peer == nil {
return
}
// We need to update the local cache
// Ideally I think this would be pushed back into Cwtch
switch new_event.EventType {
case AddContact:
// Peer Functionality is Always Enabled, so we forgo the existence check...
// TODO: Combine with GroupFunctionality to make a meta-handleimportstring that can do both!
pf, _ := contact.FunctionalityGate(utils.ReadGlobalSettings().Experiments)
err := pf.HandleImportString(peer, new_event.Data[ImportString])
eventHandler.Push(event.NewEvent(event.AppError, map[event.Field]string{event.Data: err.Error()}))
case event.SetAttribute:
peer.SetAttribute(new_event.Data[event.Key], new_event.Data[event.Data])
case event.SetPeerAttribute:
peer.SetContactAttribute(new_event.Data[event.RemotePeer], new_event.Data[event.Key], new_event.Data[event.Data])
case event.SetPeerAuthorization:
peer.SetContactAuthorization(new_event.Data[event.RemotePeer], model.Authorization(new_event.Data[event.Authorization]))
// If approved (e.g. after an unblock) we want to kick off peering again...
if model.Authorization(new_event.Data[event.Authorization]) == model.AuthApproved {
peer.PeerWithOnion(new_event.Data[event.RemotePeer])
}
default:
// rebroadcast catch all
log.Infof("Received Event %v for %v but no libCwtch handler found, relaying the event directly", new_event, onion)
application.GetEventBus(onion).Publish(new_event)
}
}
//export c_GetAppBusEvent
func c_GetAppBusEvent() *C.char {
return C.CString(GetAppBusEvent())
}
// GetAppBusEvent blocks until an event
func GetAppBusEvent() string {
log.Debugf("appbusevent called")
for eventHandler == nil {
log.Debugf("waiting for eventHandler != nil")
time.Sleep(time.Second)
}
var json = ""
for json == "" {
log.Debugf("waiting for json != ''")
json = eventHandler.GetNextEvent()
}
log.Debugf("appbusevent: %v", json)
return json
}
type Profile struct {
Name string `json:"name"`
Onion string `json:"onion"`
ImagePath string `json:"imagePath"`
}
//export c_CreateProfile
func c_CreateProfile(nick_ptr *C.char, nick_len C.int, pass_ptr *C.char, pass_len C.int) {
CreateProfile(C.GoStringN(nick_ptr, nick_len), C.GoStringN(pass_ptr, pass_len))
}
func CreateProfile(nick, pass string) {
if pass == constants.DefactoPasswordForUnencryptedProfiles {
application.CreateTaggedPeer(nick, pass, constants.ProfileTypeV1DefaultPassword)
} else {
application.CreateTaggedPeer(nick, pass, constants.ProfileTypeV1Password)
}
}
//export c_LoadProfiles
func c_LoadProfiles(passwordPtr *C.char, passwordLen C.int) {
LoadProfiles(C.GoStringN(passwordPtr, passwordLen))
}
func LoadProfiles(pass string) {
application.LoadProfiles(pass)
}
//export c_ContactEvents
func c_ContactEvents() *C.char {
return C.CString(ContactEvents())
}
func ContactEvents() string {
select {
case myevent := <-contactEventsQueue.OutChan():
return fmt.Sprintf("%v", myevent)
default:
return ""
}
}
//export c_AcceptContact
func c_AcceptContact(profilePtr *C.char, profileLen C.int, handlePtr *C.char, handleLen C.int) {
AcceptContact(C.GoStringN(profilePtr, profileLen), C.GoStringN(handlePtr, handleLen))
}
// AcceptContact takes in a profileOnion and a handle to either a group or a peer and authorizes the handle
// for further action (e.g. messaging / connecting to the server / joining the group etc.)
func AcceptContact(profileOnion string, handle string) {
profile := application.GetPeer(profileOnion)
profileHandler := utils.NewPeerHelper(profile)
if profileHandler.IsGroup(handle) {
profile.AcceptInvite(handle)
} else {
err := profile.SetContactAuthorization(handle, model.AuthApproved)
if err == nil {
eventHandler.Push(event.NewEvent(event.PeerStateChange, map[event.Field]string{
ProfileOnion: profileOnion,
event.RemotePeer: handle,
"authorization": string(model.AuthApproved),
}))
} else {
log.Errorf("error accepting contact: %s", err.Error())
}
}
}
//export c_RejectInvite
func c_RejectInvite(profilePtr *C.char, profileLen C.int, handlePtr *C.char, handleLen C.int) {
RejectInvite(C.GoStringN(profilePtr, profileLen), C.GoStringN(handlePtr, handleLen))
}
// RejectInvite rejects a group invite
func RejectInvite(profileOnion string, handle string) {
log.Debugf("rejecting invite %v for %v", handle, profileOnion)
profile := application.GetPeer(profileOnion)
profileHandler := utils.NewPeerHelper(profile)
if profileHandler.IsGroup(handle) {
profile.RejectInvite(handle)
log.Debugf("successfully rejected invite %v for %v", handle, profileOnion)
}
}
//export c_BlockContact
func c_BlockContact(profilePtr *C.char, profileLen C.int, handlePtr *C.char, handleLen C.int) {
BlockContact(C.GoStringN(profilePtr, profileLen), C.GoStringN(handlePtr, handleLen))
}
func BlockContact(profile, handle string) {
err := application.GetPeer(profile).SetContactAuthorization(handle, model.AuthBlocked)
if err == nil {
eventHandler.Push(event.NewEvent(event.PeerStateChange, map[event.Field]string{
ProfileOnion: profile,
event.RemotePeer: handle,
"authorization": string(model.AuthBlocked),
}))
} else {
log.Errorf("error blocking contact: %s", err.Error())
}
}
//export c_UpdateMessageFlags
func c_UpdateMessageFlags(profile_ptr *C.char, profile_len C.int, handle_ptr *C.char, handle_len C.int, mIdx C.int, message_flags C.ulong) {
profile := C.GoStringN(profile_ptr, profile_len)
handle := C.GoStringN(handle_ptr, handle_len)
UpdateMessageFlags(profile, handle, int(mIdx), int64(message_flags))
}
// UpdateMessageFlags sets the messages flags on a given message for a given profile.
// gomobile doesn't support uint64...so here we are....
func UpdateMessageFlags(profileOnion, handle string, mIdx int, flags int64) {
profile := application.GetPeer(profileOnion)
if profile != nil {
profile.UpdateMessageFlags(handle, mIdx, uint64(flags))
} else {
log.Errorf("called updatemessageflags with invalid profile onion")
}
}
//export c_GetMessage
func c_GetMessage(profile_ptr *C.char, profile_len C.int, handle_ptr *C.char, handle_len C.int, message_index C.int) *C.char {
profile := C.GoStringN(profile_ptr, profile_len)
handle := C.GoStringN(handle_ptr, handle_len)
return C.CString(GetMessage(profile, handle, int(message_index)))
}
// EnhancedMessage wraps a Cwtch model.Message with some additional data to reduce calls from the UI.
type EnhancedMessage struct {
model.Message
ContactImage string
}
func GetMessage(profileOnion, handle string, message_index int) string {
profile := application.GetPeer(profileOnion)
ph := utils.NewPeerHelper(profile)
var message EnhancedMessage
if ph.IsGroup(handle) {
if len(profile.GetGroup(handle).Timeline.Messages) > message_index {
message.Message = profile.GetGroup(handle).Timeline.Messages[message_index]
message.ContactImage = ph.GetProfilePic(message.Message.PeerID)
} else {
// Message Index Request exceeded Timeline, most likely reason is this is a request for an
// unacknowledged sent message (it can take a many seconds for a message to be confirmed in the worst
// case).
offset := message_index - len(profile.GetGroup(handle).Timeline.Messages)
if len(profile.GetGroup(handle).UnacknowledgedMessages) > offset {
message.Message = profile.GetGroup(handle).UnacknowledgedMessages[offset]
message.ContactImage = ph.GetProfilePic(message.Message.PeerID)
} else {
log.Errorf("Couldn't find message in timeline or unacked messages, probably transient threading issue, but logging for visibility..")
}
}
} else {
if message_index < len(profile.GetContact(handle).Timeline.Messages) {
message.Message = profile.GetContact(handle).Timeline.Messages[message_index]
message.ContactImage = ph.GetProfilePic(handle)
} else {
log.Errorf("peerpeercontact getmessage out of range; sending counter resync just in case")
eventHandler.Push(event.NewEvent(event.MessageCounterResync, map[event.Field]string{
event.Identity: profileOnion,
event.RemotePeer: handle,
event.Data: strconv.Itoa(len(profile.GetContact(handle).Timeline.Messages)),
}))
}
}
bytes, _ := json.Marshal(message)
return string(bytes)
}
//export c_SendMessage
func c_SendMessage(profile_ptr *C.char, profile_len C.int, handle_ptr *C.char, handle_len C.int, msg_ptr *C.char, msg_len C.int) {
profile := C.GoStringN(profile_ptr, profile_len)
handle := C.GoStringN(handle_ptr, handle_len)
msg := C.GoStringN(msg_ptr, msg_len)
SendMessage(profile, handle, msg)
}
func SendMessage(profileOnion, handle, msg string) {
profile := application.GetPeer(profileOnion)
ph := utils.NewPeerHelper(profile)
if ph.IsGroup(handle) {
groupHandler, err := groups.ExperimentGate(utils.ReadGlobalSettings().Experiments)
if err == nil {
groupHandler.SendMessage(profile, handle, msg)
}
} else {
contactHandler, _ := contact.FunctionalityGate(utils.ReadGlobalSettings().Experiments)
contactHandler.SendMessage(profile, handle, msg)
}
}
//export c_SendInvitation
func c_SendInvitation(profile_ptr *C.char, profile_len C.int, handle_ptr *C.char, handle_len C.int, target_ptr *C.char, target_len C.int) {
profile := C.GoStringN(profile_ptr, profile_len)
handle := C.GoStringN(handle_ptr, handle_len)
target := C.GoStringN(target_ptr, target_len)
SendInvitation(profile, handle, target)
}
// Send an invitation from `profileOnion` to contact `handle` (peer or group)
// asking them to add the contact `target` (also peer or group).
// For groups, the profile must already have `target` as a contact.
func SendInvitation(profileOnion, handle, target string) {
profile := application.GetPeer(profileOnion)
ph := utils.NewPeerHelper(profile)
var invite ChatMessage
if ph.IsGroup(target) {
bundle, _ := profile.GetContact(profile.GetGroup(target).GroupServer).GetAttribute(string(model.BundleType))
inviteStr, err := profile.GetGroup(target).Invite()
if err == nil {
invite = ChatMessage{O: 101, D: fmt.Sprintf("tofubundle:server:%s||%s", base64.StdEncoding.EncodeToString([]byte(bundle)), inviteStr)}
}
} else {
invite = ChatMessage{O: 100, D: target}
}
inviteBytes, err := json.Marshal(invite)
if err != nil {
log.Errorf("malformed invite: %v", err)
} else {
SendMessage(profileOnion, handle, string(inviteBytes))
}
}
//export c_ResetTor
func c_ResetTor() {
ResetTor()
}
func ResetTor() {
globalACN.Restart()
}
//export c_CreateGroup
func c_CreateGroup(profile_ptr *C.char, profile_len C.int, server_ptr *C.char, server_len C.int, name_ptr *C.char, name_len C.int) {
profile := C.GoStringN(profile_ptr, profile_len)
server := C.GoStringN(server_ptr, server_len)
name := C.GoStringN(name_ptr, name_len)
CreateGroup(profile, server, name)
}
// CreateGroup takes in a profile and server in addition to a name and creates a new group.
func CreateGroup(profile string, server string, name string) {
peer := application.GetPeer(profile)
_, err := groups.ExperimentGate(utils.ReadGlobalSettings().Experiments)
if err == nil {
gid, _, err := peer.StartGroup(server)
if err == nil {
log.Debugf("created group %v on %v: $v", profile, server, gid)
// set the group name
peer.SetGroupAttribute(gid, attr.GetLocalScope("name"), name)
} else {
log.Errorf("error creating group or %v on server %v: %v", profile, server, err)
}
}
}
//export c_DeleteProfile
func c_DeleteProfile(profile_ptr *C.char, profile_len C.int, password_ptr *C.char, password_len C.int) {
profile := C.GoStringN(profile_ptr, profile_len)
password := C.GoStringN(password_ptr, password_len)
DeleteProfile(profile, password)
}
// DeleteProfile deletes a profile given the right password
func DeleteProfile(profile string, password string) {
// allow a blank password to delete "unencrypted" accounts...
if password == "" {
password = constants.DefactoPasswordForUnencryptedProfiles
}
application.DeletePeer(profile, password)
}
//export c_LeaveConversation
func c_LeaveConversation(profile_ptr *C.char, profile_len C.int, contact_ptr *C.char, contact_len C.int) {
profile := C.GoStringN(profile_ptr, profile_len)
contact := C.GoStringN(contact_ptr, contact_len)
LeaveConversation(profile, contact)
}
// LeaveConversation forces profile to leave the peer
func LeaveConversation(profile string, contact string) {
peer := application.GetPeer(profile)
peer.DeleteContact(contact)
}
//export c_LeaveGroup
func c_LeaveGroup(profile_ptr *C.char, profile_len C.int, group_ptr *C.char, group_len C.int) {
profile := C.GoStringN(profile_ptr, profile_len)
groupID := C.GoStringN(group_ptr, group_len)
LeaveGroup(profile, groupID)
}
// LeaveGroup forces profile to leave the group groupID
func LeaveGroup(profile string, groupID string) {
peer := application.GetPeer(profile)
_, err := groups.ExperimentGate(utils.ReadGlobalSettings().Experiments)
if err == nil {
peer.DeleteGroup(groupID)
}
}
//export c_ImportBundle
func c_ImportBundle(profile_ptr *C.char, profile_len C.int, bundle_ptr *C.char, bundle_len C.int) {
profile := C.GoStringN(profile_ptr, profile_len)
name := C.GoStringN(bundle_ptr, bundle_len)
ImportBundle(profile, name)
}
// ImportBundle takes in a handle to a profile and an invite string which could have one of many
// different formats (e.g. a peer address, a group invite, a server key bundle, or a combination)
func ImportBundle(profileOnion string, bundle string) {
profile := application.GetPeer(profileOnion)
peerHandler, _ := contact.FunctionalityGate(utils.ReadGlobalSettings().Experiments)
response := peerHandler.HandleImportString(profile, bundle)
if strings.Contains(response.Error(), "invalid_import_string") {
groupHandler, err := groups.ExperimentGate(utils.ReadGlobalSettings().Experiments)
if err == nil {
response = groupHandler.HandleImportString(profile, bundle)
eventHandler.Push(event.NewEvent(event.AppError, map[event.Field]string{event.Data: response.Error()}))
// We might have added a new server, so refresh the server list...
serverListForOnion := groupHandler.GetServerInfoList(profile)
serversListBytes, _ := json.Marshal(serverListForOnion)
eventHandler.Push(event.NewEvent(groups.UpdateServerInfo, map[event.Field]string{"ProfileOnion": profileOnion, groups.ServerList: string(serversListBytes)}))
return
}
}
eventHandler.Push(event.NewEvent(event.AppError, map[event.Field]string{event.Data: response.Error()}))
}
//export c_SetGroupAttribute
func c_SetGroupAttribute(profile_ptr *C.char, profile_len C.int, group_ptr *C.char, group_len C.int, key_ptr *C.char, key_len C.int, val_ptr *C.char, val_len C.int) {
profileOnion := C.GoStringN(profile_ptr, profile_len)
groupHandle := C.GoStringN(group_ptr, group_len)
key := C.GoStringN(key_ptr, key_len)
value := C.GoStringN(val_ptr, val_len)
SetGroupAttribute(profileOnion, groupHandle, key, value)
}
// SetGroupAttribute provides a wrapper around profile.SetGroupAttribute, gated by global experiments...
func SetGroupAttribute(profileOnion string, groupHandle string, key string, value string) {
profile := application.GetPeer(profileOnion)
_, err := groups.ExperimentGate(utils.ReadGlobalSettings().Experiments)
if err == nil {
profile.SetGroupAttribute(groupHandle, key, value)
}
}
//export c_ShutdownCwtch
func c_ShutdownCwtch() {
ShutdownCwtch()
}
// ShutdownCwtch is a safe way to shutdown any active cwtch applications and associated ACNs
func ShutdownCwtch() {
if application != nil && globalACN != nil {
// Kill the isolate
eventHandler.Push(event.NewEvent(event.Shutdown, map[event.Field]string{}))
// Allow for the shutdown events to go through and then purge everything else...
log.Infof("Shutting Down Application...")
application.Shutdown()
log.Infof("Shutting Down ACN...")
globalACN.Close()
log.Infof("Library Shutdown Complete!")
// do not remove - important for state checks elsewhere
application = nil
globalACN = nil
eventHandler = nil
}
}
// Leave as is, needed by ffi
func main() {}

24
quality.sh

@ -0,0 +1,24 @@
#!/bin/sh
echo "Checking code quality (you want to see no output here)"
echo ""
echo "Vetting:"
go list ./... | xargs go vet
echo ""
echo "Linting:"
go list ./... | xargs golint
echo "Time to format"
gofmt -l -s -w .
# ineffassign (https://github.com/gordonklaus/ineffassign)
echo "Checking for ineffectual assignment of errors (unchecked errors...)"
ineffassign .
# misspell (https://github.com/client9/misspell/cmd/misspell)
echo "Checking for misspelled words..."
misspell . | grep -v "vendor/" | grep -v "go.sum" | grep -v ".idea"

5
switch-ffi.sh

@ -0,0 +1,5 @@
#!/bin/sh
sed -i "s/^package cwtch/\/\/package cwtch/" lib.go
sed -i "s/^\/\/package main/package main/" lib.go
sed -i "s/^\/\/func main()/func main()/" lib.go

5
switch-gomobile.sh

@ -0,0 +1,5 @@
#!/bin/sh
sed -i "s/^\/\/package cwtch/package cwtch/" lib.go
sed -i "s/^package main/\/\/package main/" lib.go
sed -i "s/^func main()/\/\/func main()/" lib.go

15
utils/contacts.go

@ -0,0 +1,15 @@
package utils
type Contact struct {
Name string `json:"name"`
Onion string `json:"onion"`
Status string `json:"status"`
Picture string `json:"picture"`
Authorization string `json:"authorization"`
SaveHistory string `json:"saveConversationHistory"`
Messages int `json:"numMessages"`
Unread int `json:"numUnread"`
LastMessage string `json:"lastMsgTime"`
IsGroup bool `json:"isGroup"`
GroupServer string `json:"groupServer"`
}

379
utils/eventHandler.go

@ -0,0 +1,379 @@
package utils
import (
"cwtch.im/cwtch/app"
"cwtch.im/cwtch/app/plugins"
"cwtch.im/cwtch/model"
"cwtch.im/cwtch/model/attr"
"cwtch.im/cwtch/protocol/connections"
"encoding/json"
"git.openprivacy.ca/flutter/libcwtch-go/constants"
"git.openprivacy.ca/flutter/libcwtch-go/features/groups"
"git.openprivacy.ca/openprivacy/log"
"strconv"
)
import "cwtch.im/cwtch/event"
type EventProfileEnvelope struct {
Event event.Event
Profile string
}
type EventHandler struct {
app app.Application
appBusQueue event.Queue
profileEvents chan EventProfileEnvelope
}
func NewEventHandler() *EventHandler {
eh := &EventHandler{app: nil, appBusQueue: event.NewQueue(), profileEvents: make(chan EventProfileEnvelope)}
return eh
}
// PublishAppEvent is a way for libCwtch-go to publish an event for consumption by a UI before a Cwtch app has been initialized
// Main use: to signal an error before a cwtch app could be created
func (eh *EventHandler) PublishAppEvent(event event.Event) {
eh.appBusQueue.Publish(event)
}
func (eh *EventHandler) HandleApp(application app.Application) {
eh.app = application
application.GetPrimaryBus().Subscribe(event.NewPeer, eh.appBusQueue)
application.GetPrimaryBus().Subscribe(event.PeerError, eh.appBusQueue)
application.GetPrimaryBus().Subscribe(event.PeerDeleted, eh.appBusQueue)