Merge 7e1b98f0c2163bceaa159d89816b2b6c2d0cb2d1 into ddc5aa55df34229f7cc2c452275ef3014b820361

* not needed anymore

Dockerfile

@@ -1,6 +1,6 @@
 ARG SIGNAL_CLI_VERSION=0.14.0
 ARG LIBSIGNAL_CLIENT_VERSION=0.87.4
-ARG SIGNAL_CLI_NATIVE_PACKAGE_VERSION=0.14.0+morph027+3
+ARG SIGNAL_CLI_NATIVE_PACKAGE_VERSION=0.14.0+morph027+5
 
 ARG SWAG_VERSION=1.16.4
 ARG GRAALVM_VERSION=25.0.2
@@ -185,7 +185,7 @@ ENV SIGNAL_CLI_REST_API_PLUGIN_SHARED_OBJ_DIR=/usr/bin/
 
 RUN dpkg-reconfigure debconf --frontend=noninteractive \
 	&& apt-get update \
-	&& apt-get install -y --no-install-recommends util-linux supervisor netcat-openbsd openjdk-25-jre curl locales \
+	&& apt-get install -y --no-install-recommends util-linux supervisor openjdk-25-jre curl locales \
 	&& rm -rf /var/lib/apt/lists/* 
 
 COPY --from=buildcontainer /tmp/signal-cli-rest-api-src/signal-cli-rest-api /usr/bin/signal-cli-rest-api

doc/DEBUG.md

@@ -4,6 +4,8 @@ This can be done by putting the docker container into debug mode with the follow
 
 ```curl -X POST -H "Content-Type: application/json" -d '{"logging": {"level": "debug"}}' 'http://127.0.0.1:8080/v1/configuration'```
 
+Alternatively, you can set the `LOG_LEVEL` environment variable.
+
 Once the docker container is in debug mode, execute the REST API command you want to debug. 
 
 e.g Let's assume we are experiencing some problems with sending messages. So, let's send a Signal message with  

src/client/client.go

@@ -410,7 +410,7 @@ func (s *SignalClient) GetSignalCliMode() SignalCliMode {
 	return s.signalCliMode
 }
 
-func (s *SignalClient) Init() error {
+func (s *SignalClient) Init(maxRetries int) error {
 	s.signalCliApiConfig = utils.NewSignalCliApiConfig()
 	err := s.signalCliApiConfig.Load(s.signalCliApiConfigPath)
 	if err != nil {
@@ -427,7 +427,7 @@ func (s *SignalClient) Init() error {
 		tcpPortsNumberMapping := s.jsonRpc2ClientConfig.GetTcpPortsForNumbers()
 		for number, tcpPort := range tcpPortsNumberMapping {
 			s.jsonRpc2Clients[number] = NewJsonRpc2Client(s.signalCliApiConfig, number)
-			err := s.jsonRpc2Clients[number].Dial("127.0.0.1:" + strconv.FormatInt(tcpPort, 10))
+			err := s.jsonRpc2Clients[number].Dial("127.0.0.1:"+strconv.FormatInt(tcpPort, 10), maxRetries)
 			if err != nil {
 				return err
 			}

src/client/jsonrpc2.go

@@ -2,14 +2,14 @@ package client
 
 import (
 	"bufio"
+	"bytes"
 	"encoding/json"
 	"errors"
 	"net"
+	"net/http"
+	"strconv"
 	"sync"
 	"time"
-	"net/http"
-	"bytes"
-	"strconv"
 
 	"github.com/bbernhard/signal-cli-rest-api/utils"
 	uuid "github.com/gofrs/uuid"
@@ -60,11 +60,11 @@ type JsonRpc2Client struct {
 	conn                     net.Conn
 	receivedResponsesById    map[string]chan JsonRpc2MessageResponse
 	receivedMessagesChannels map[string]chan JsonRpc2ReceivedMessage
-	lastTimeErrorMessageSent time.Time
 	signalCliApiConfig       *utils.SignalCliApiConfig
 	number                   string
 	receivedMessagesMutex    sync.Mutex
 	receivedResponsesMutex   sync.Mutex
+	address                  string
 }
 
 func NewJsonRpc2Client(signalCliApiConfig *utils.SignalCliApiConfig, number string) *JsonRpc2Client {
@@ -76,10 +76,24 @@ func NewJsonRpc2Client(signalCliApiConfig *utils.SignalCliApiConfig, number stri
 	}
 }
 
-func (r *JsonRpc2Client) Dial(address string) error {
+func (r *JsonRpc2Client) Dial(address string, maxRetries int) error {
 	var err error
-	r.conn, err = net.Dial("tcp", address)
-	if err != nil {
+	r.address = address
+	connected := false
+	for i := 0; i < maxRetries; i++ {
+		r.conn, err = net.Dial("tcp", address)
+		if err != nil {
+			log.Info("Waiting for signal-cli to start up in daemon mode...")
+			time.Sleep(2 * time.Second)
+			continue
+		}
+
+		connected = true
+		log.Info("Successfully connected to signal-cli in daemon mode")
+		break
+	}
+
+	if !connected {
 		return err
 	}
 
@@ -207,11 +221,14 @@ func (r *JsonRpc2Client) ReceiveData(number string, receiveWebhookUrl string) {
 	for {
 		str, err := connbuf.ReadString('\n')
 		if err != nil {
-			elapsed := time.Since(r.lastTimeErrorMessageSent)
-			if (elapsed) > time.Duration(5*time.Minute) { //avoid spamming the log file and only log the message at max every 5 minutes
-				log.Error("Couldn't read data for number ", number, ": ", err.Error(), ". Is the number properly registered?")
-				r.lastTimeErrorMessageSent = time.Now()
+			log.Error("Lost connection to signal-cli...attempting to reconnect (", err.Error(), ")")
+			r.conn.Close()
+			err = r.Dial(r.address, 15)
+			if err != nil {
+				log.Fatal("Unable to reconnect to signal-cli: ", err.Error(), "...aborting")
 			}
+			connbuf = bufio.NewReader(r.conn)
+			log.Info("Successfully reconnected to signal-cli")
 			continue
 		}
 		log.Debug("json-rpc received data: ", str)
@@ -248,7 +265,7 @@ func (r *JsonRpc2Client) ReceiveData(number string, receiveWebhookUrl string) {
 				}
 			}
 		} else {
-			log.Error("Received unparsable message: ", str)
+			log.Warn("Received unparsable message: ", str)
 		}
 	}
 }

src/main.go

@@ -163,7 +163,7 @@ func main() {
 	jsonRpc2ClientConfigPathPath := *signalCliConfig + "/jsonrpc2.yml"
 	signalCliApiConfigPath := *signalCliConfig + "/api-config.yml"
 	signalClient := client.NewSignalClient(*signalCliConfig, *attachmentTmpDir, *avatarTmpDir, signalCliMode, jsonRpc2ClientConfigPathPath, signalCliApiConfigPath, webhookUrl)
-	err = signalClient.Init()
+	err = signalClient.Init(15)
 	if err != nil {
 		log.Fatal("Couldn't init Signal Client: ", err.Error())
 	}

src/scripts/jsonrpc2-helper.go

@@ -14,7 +14,7 @@ import (
 const supervisorctlConfigTemplate = `
 [program:%s]
 process_name=%s
-command=bash -c "nc -l -p %d <%s | signal-cli --output=json --config %s%s jsonRpc%s%s >%s"
+command=signal-cli --output=json --config %s%s daemon %s%s --tcp 127.0.0.1:%d
 autostart=true
 autorestart=true
 startretries=10
@@ -96,7 +96,7 @@ func main() {
 	supervisorctlConfigFilename := "/etc/supervisor/conf.d/" + "signal-cli-json-rpc-1.conf"
 
 	supervisorctlConfig := fmt.Sprintf(supervisorctlConfigTemplate, supervisorctlProgramName, supervisorctlProgramName,
-		tcpPort, fifoPathname, signalCliConfigDir, trustNewIdentities, signalCliIgnoreAttachments, signalCliIgnoreStories, fifoPathname,
+		signalCliConfigDir, trustNewIdentities, signalCliIgnoreAttachments, signalCliIgnoreStories, tcpPort,
 		supervisorctlProgramName, supervisorctlProgramName)
 
 	err = ioutil.WriteFile(supervisorctlConfigFilename, []byte(supervisorctlConfig), 0644)