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Add explicit support for TLS v1.3 and drop TLS v1.0.

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pull/1203/head
Roger A. Light 7 years ago
parent 130ddf47f7
commit 1924afe49e
10 changed files with 47 additions and 42 deletions
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6
ChangeLog.txt
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@ -14,11 +14,15 @@ Broker features:
- Add improved bridge restart interval based on Decorrelated Jitter.
- Add `dhparamfile` option, to allow DH parameters to be loaded for Ephemeral
DH support
- Add explicit support for TLS v1.3.
- Drop support for TLS v1.0.
Client library features:
- Add mosquitto_subscribe_multiple() for sending subscriptions to multiple
topics in one command.
- Add TLS Engine support.
- Add explicit support for TLS v1.3.
- Drop support for TLS v1.0.
Client features:
- Add -E to mosquitto_sub, which causes it to exit immediately after having
@ -26,6 +30,8 @@ Client features:
session without requiring a message to be received.
- -V now accepts `5, `311`, `31`, as well as `mqttv5` etc.
- Add TLS Engine support.
- Add explicit support for TLS v1.3.
- Drop support for TLS v1.0.
Client fixes:
- mosquitto_pub wouldn't always publish all messages when using `-l` and

2
client/pub_client.c
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@ -182,7 +182,7 @@ void print_usage(void)
printf(" --key : client private key for authentication, if required by server.\n");
printf(" --keyform : keyfile type, can be either \"pem\" or \"engine\".\n");
printf(" --ciphers : openssl compatible list of TLS ciphers to support.\n");
printf(" --tls-version : TLS protocol version, can be one of tlsv1.2 tlsv1.1 or tlsv1.\n");
printf(" --tls-version : TLS protocol version, can be one of tlsv1.3 tlsv1.2 or tlsv1.1.\n");
printf(" Defaults to tlsv1.2 if available.\n");
printf(" --insecure : do not check that the server certificate hostname matches the remote\n");
printf(" hostname. Using this option means that you cannot be sure that the\n");

2
client/sub_client.c
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@ -214,7 +214,7 @@ void print_usage(void)
printf(" --key : client private key for authentication, if required by server.\n");
printf(" --keyform : keyfile type, can be either \"pem\" or \"engine\".\n");
printf(" --ciphers : openssl compatible list of TLS ciphers to support.\n");
printf(" --tls-version : TLS protocol version, can be one of tlsv1.2 tlsv1.1 or tlsv1.\n");
printf(" --tls-version : TLS protocol version, can be one of tlsv1.3 tlsv1.2 or tlsv1.1.\n");
printf(" Defaults to tlsv1.2 if available.\n");
printf(" --insecure : do not check that the server certificate hostname matches the remote\n");
printf(" hostname. Using this option means that you cannot be sure that the\n");

10
lib/net_mosq.c
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@ -531,13 +531,13 @@ static int net__init_ssl_ctx(struct mosquitto *mosq)
}
if(!mosq->tls_version){
SSL_CTX_set_options(mosq->ssl_ctx, SSL_OP_NO_SSLv3);
SSL_CTX_set_options(mosq->ssl_ctx, SSL_OP_NO_SSLv3 | SSL_OP_NO_TLSv1);
}else if(!strcmp(mosq->tls_version, "tlsv1.3")){
SSL_CTX_set_options(mosq->ssl_ctx, SSL_OP_NO_SSLv3 | SSL_OP_NO_TLSv1 | SSL_OP_NO_TLSv1_1 | SSL_OP_NO_TLSv1_2);
}else if(!strcmp(mosq->tls_version, "tlsv1.2")){
SSL_CTX_set_options(mosq->ssl_ctx, SSL_OP_NO_SSLv3 | SSL_OP_NO_TLSv1_1 | SSL_OP_NO_TLSv1);
SSL_CTX_set_options(mosq->ssl_ctx, SSL_OP_NO_SSLv3 | SSL_OP_NO_TLSv1 | SSL_OP_NO_TLSv1_1 | SSL_OP_NO_TLSv1_3);
}else if(!strcmp(mosq->tls_version, "tlsv1.1")){
SSL_CTX_set_options(mosq->ssl_ctx, SSL_OP_NO_SSLv3 | SSL_OP_NO_TLSv1_2 | SSL_OP_NO_TLSv1);
}else if(!strcmp(mosq->tls_version, "tlsv1")){
SSL_CTX_set_options(mosq->ssl_ctx, SSL_OP_NO_SSLv3 | SSL_OP_NO_TLSv1_2 | SSL_OP_NO_TLSv1_1);
SSL_CTX_set_options(mosq->ssl_ctx, SSL_OP_NO_SSLv3 | SSL_OP_NO_TLSv1 | SSL_OP_NO_TLSv1_2 | SSL_OP_NO_TLSv1_3);
}else{
log__printf(mosq, MOSQ_LOG_ERR, "Error: Protocol %s not supported.", mosq->tls_version);
COMPAT_CLOSE(mosq->sock);

6
lib/options.c
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@ -199,9 +199,9 @@ int mosquitto_tls_opts_set(struct mosquitto *mosq, int cert_reqs, const char *tl
mosq->tls_cert_reqs = cert_reqs;
if(tls_version){
if(!strcasecmp(tls_version, "tlsv1.2")
|| !strcasecmp(tls_version, "tlsv1.1")
|| !strcasecmp(tls_version, "tlsv1")){
if(!strcasecmp(tls_version, "tlsv1.3")
|| !strcasecmp(tls_version, "tlsv1.2")
|| !strcasecmp(tls_version, "tlsv1.1")){
mosq->tls_version = mosquitto__strdup(tls_version);
if(!mosq->tls_version) return MOSQ_ERR_NOMEM;

26
man/mosquitto.conf.5.xml
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@ -1111,11 +1111,11 @@ openssl dhparam -out dhparam.pem 2048</programlisting>
<listitem>
<para>Configure the version of the TLS protocol to be
used for this listener. Possible values are
<replaceable>tlsv1.2</replaceable>,
<replaceable>tlsv1.1</replaceable> and
<replaceable>tlsv1</replaceable>. If left unset,
the default of allowing all of TLS v1.2, v1.1 and
v1.0 is used.</para>
<replaceable>tlsv1.3</replaceable>,
<replaceable>tlsv1.2</replaceable> and
<replaceable>tlsv1.1</replaceable>. If left unset,
the default of allowing all of TLS v1.3, v1.2 and
v1.1 is used.</para>
</listitem>
</varlistentry>
<varlistentry>
@ -1194,11 +1194,11 @@ openssl dhparam -out dhparam.pem 2048</programlisting>
<listitem>
<para>Configure the version of the TLS protocol to be
used for this listener. Possible values are
<replaceable>tlsv1.2</replaceable>,
<replaceable>tlsv1.1</replaceable> and
<replaceable>tlsv1</replaceable>. If left unset,
the default of allowing all of TLS v1.2, v1.1 and
v1.0 is used.</para>
<replaceable>tlsv1.3</replaceable>,
<replaceable>tlsv1.2</replaceable> and
<replaceable>tlsv1.1</replaceable>. If left unset,
the default of allowing all of TLS v1.3, v1.2 and
v1.1 is used.</para>
</listitem>
</varlistentry>
<varlistentry>
@ -1707,9 +1707,9 @@ topic clients/total in 0 test/mosquitto/org $SYS/broker/
<listitem>
<para>Configure the version of the TLS protocol to be
used for this bridge. Possible values are
<replaceable>tlsv1.2</replaceable>,
<replaceable>tlsv1.1</replaceable> and
<replaceable>tlsv1</replaceable>. Defaults to
<replaceable>tlsv1.3</replaceable>,
<replaceable>tlsv1.2</replaceable> and
<replaceable>tlsv1.1</replaceable>. Defaults to
<replaceable>tlsv1.2</replaceable>. The remote
broker must support the same version of TLS for the
connection to succeed.</para>

10
man/mosquitto_pub.1.xml
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@ -480,12 +480,10 @@
<listitem>
<para>Choose which TLS protocol version to use when
communicating with the broker. Valid options are
<option>tlsv1.2</option>, <option>tlsv1.1</option> and
<option>tlsv1</option>. The default value is
<option>tlsv1.2</option>. If the installed version of
openssl is too old, only <option>tlsv1</option> will be
available. Must match the protocol version used by the
broker.</para>
<option>tlsv1.3</option>, <option>tlsv1.2</option> and
<option>tlsv1.1</option>. The default value is
<option>tlsv1.2</option>. Must match the protocol
version used by the broker.</para>
</listitem>
</varlistentry>
<varlistentry>

10
man/mosquitto_sub.1.xml
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@ -559,12 +559,10 @@
<listitem>
<para>Choose which TLS protocol version to use when
communicating with the broker. Valid options are
<option>tlsv1.2</option>, <option>tlsv1.1</option> and
<option>tlsv1</option>. The default value is
<option>tlsv1.2</option>. If the installed version of
openssl is too old, only <option>tlsv1</option> will be
available. Must match the protocol version used by the
broker.</para>
<option>tlsv1.3</option>, <option>tlsv1.2</option> and
<option>tlsv1.1</option>. The default value is
<option>tlsv1.2</option>. Must match the protocol
version used by the broker.</para>
</listitem>
</varlistentry>
<varlistentry>

4
mosquitto.conf
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@ -274,8 +274,8 @@
#keyfile
# This option defines the version of the TLS protocol to use for this listener.
# The default value allows v1.2, v1.1 and v1.0. The valid values are tlsv1.2
# tlsv1.1 and tlsv1.
# The default value allows all of v1.3, v1.2 and v1.1. The valid values are
# tlsv1.3 tlsv1.2 and tlsv1.1.
#tls_version
# By default a TLS enabled listener will operate in a similar fashion to a

13
src/net.c
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@ -327,13 +327,16 @@ static int mosquitto__tls_server_ctx(struct mosquitto__listener *listener)
}
if(listener->tls_version == NULL){
SSL_CTX_set_options(listener->ssl_ctx, SSL_OP_NO_SSLv3);
SSL_CTX_set_options(listener->ssl_ctx, SSL_OP_NO_SSLv3 | SSL_OP_NO_TLSv1);
}else if(!strcmp(listener->tls_version, "tlsv1.3")){
SSL_CTX_set_options(listener->ssl_ctx, SSL_OP_NO_SSLv3 | SSL_OP_NO_TLSv1 | SSL_OP_NO_TLSv1_1 | SSL_OP_NO_TLSv1_2);
}else if(!strcmp(listener->tls_version, "tlsv1.2")){
SSL_CTX_set_options(listener->ssl_ctx, SSL_OP_NO_SSLv3 | SSL_OP_NO_TLSv1_1 | SSL_OP_NO_TLSv1);
SSL_CTX_set_options(listener->ssl_ctx, SSL_OP_NO_SSLv3 | SSL_OP_NO_TLSv1 | SSL_OP_NO_TLSv1_1 | SSL_OP_NO_TLSv1_3);
}else if(!strcmp(listener->tls_version, "tlsv1.1")){
SSL_CTX_set_options(listener->ssl_ctx, SSL_OP_NO_SSLv3 | SSL_OP_NO_TLSv1_2 | SSL_OP_NO_TLSv1);
}else if(!strcmp(listener->tls_version, "tlsv1")){
SSL_CTX_set_options(listener->ssl_ctx, SSL_OP_NO_SSLv3 | SSL_OP_NO_TLSv1_2 | SSL_OP_NO_TLSv1_1);
SSL_CTX_set_options(listener->ssl_ctx, SSL_OP_NO_SSLv3 | SSL_OP_NO_TLSv1 | SSL_OP_NO_TLSv1_2 | SSL_OP_NO_TLSv1_3);
}else{
log__printf(NULL, MOSQ_LOG_ERR, "Error: Unsupported tls_version \"%s\".", listener->tls_version);
return 1;
}
#ifdef SSL_OP_NO_COMPRESSION

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