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cleanup and comments

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This commit is contained in:
Matthew R. Kasun
2022-04-16 16:43:10 -04:00
parent de7ca68c23
commit f8fe382c02
6 changed files with 38 additions and 37 deletions
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17
netclient/functions/daemon.go
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@@ -131,7 +131,7 @@ func PingServer(cfg *config.ClientConfig) error {
// == Private ==
// sets MQ client subscriptions for a specific node config
// should be called for each node belonging to a given comms network
// should be called for each node belonging to a given server
func setSubscriptions(client mqtt.Client, nodeCfg *config.ClientConfig) {
if nodeCfg.DebugOn {
if token := client.Subscribe("#", 0, nil); token.Wait() && token.Error() != nil {
@@ -140,7 +140,6 @@ func setSubscriptions(client mqtt.Client, nodeCfg *config.ClientConfig) {
}
logger.Log(0, "subscribed to all topics for debugging purposes")
}
if token := client.Subscribe(fmt.Sprintf("update/%s/%s", nodeCfg.Node.Network, nodeCfg.Node.ID), 0, mqtt.MessageHandler(NodeUpdate)); token.Wait() && token.Error() != nil {
logger.Log(0, token.Error().Error())
return
@@ -271,7 +270,7 @@ func setupMQTTSub(server string) mqtt.Client {
return client
}
// NewTLSConf sets up tls to connect to broker
// NewTLSConf sets up tls configuration to connect to broker securely
func NewTLSConfig(cfg *config.ClientConfig, server string) *tls.Config {
var file string
if cfg != nil {
@@ -287,18 +286,14 @@ func NewTLSConfig(cfg *config.ClientConfig, server string) *tls.Config {
if !ok {
logger.Log(0, "failed to append cert")
}
//mycert, err := ssl.ReadCert("/etc/netclient/" + server + "/client.pem")
clientKeyPair, err := tls.LoadX509KeyPair("/etc/netclient/"+server+"/client.pem", "/etc/netclient/client.key")
//clientKeyPair, err := tls.LoadX509KeyPair("/home/mkasun/tmp/client.pem", "/home/mkasun/tmp/client.key")
if err != nil {
log.Fatalf("could not read client cert/key %v \n", err)
}
certs := []tls.Certificate{clientKeyPair}
//certs = append(certs, tls.Certificate(&mycert))
return &tls.Config{
RootCAs: certpool,
ClientAuth: tls.NoClientCert,
//ClientAuth: tls.VerifyClientCertIfGiven,
RootCAs: certpool,
ClientAuth: tls.NoClientCert,
ClientCAs: nil,
Certificates: certs,
//InsecureSkipVerify: false fails ---- so need to use VerifyConnection
@@ -327,7 +322,7 @@ func NewTLSConfig(cfg *config.ClientConfig, server string) *tls.Config {
}
// setupMQTT creates a connection to broker and return client
// utilizes comms client configs to setup connections
// this function is primarily used to create a connection to publish to the broker
func setupMQTT(cfg *config.ClientConfig, publish bool) mqtt.Client {
opts := mqtt.NewClientOptions()
server := cfg.Server.Server
@@ -493,5 +488,3 @@ func read(network, which string) string {
}
return ""
}
// == End Message Caches ==