commit 7e0e14a686097975aee16d5439400223a287b76c
Author: Oswald Buddenhagen <o...@users.sf.net>
Date: Mon May 16 12:56:46 2022 +0200
prune legacy SSL options
they have been deprecated since v1.2.
src/drv_imap.c | 76 +++-----------------------------------------------
1 file changed, 4 insertions(+), 72 deletions(-)
diff --git a/src/drv_imap.c b/src/drv_imap.c
index e1024e82..8af3e5ac 100644
--- a/src/drv_imap.c
+++ b/src/drv_imap.c
@@ -3684,11 +3684,6 @@ imap_parse_store( conffile_t *cfg, store_conf_t **storep
)
const char *type, *name, *arg;
unsigned u;
int acc_opt = 0;
-#ifdef HAVE_LIBSSL
- /* Legacy SSL options */
- int require_ssl = -1, use_imaps = -1;
- int use_tlsv1 = -1, use_tlsv11 = -1, use_tlsv12 = -1, use_tlsv13 = -1;
-#endif
/* Legacy SASL option */
int require_cram = -1;
@@ -3716,30 +3711,14 @@ imap_parse_store( conffile_t *cfg, store_conf_t
**storep )
server->sconf.timeout = 20000;
#ifdef HAVE_LIBSSL
server->ssl_type = -1;
- server->sconf.ssl_versions = -1;
+ server->sconf.ssl_versions = TLSv1 | TLSv1_1 | TLSv1_2 | TLSv1_3;
server->sconf.system_certs = 1;
#endif
server->max_in_progress = INT_MAX;
while (getcline( cfg ) && cfg->cmd) {
if (!strcasecmp( "Host", cfg->cmd )) {
- /* The imap[s]: syntax is just a backwards compat hack.
*/
- arg = cfg->val;
- if (starts_with( arg, -1, "imap:", 5 ))
- arg += 5;
-#ifdef HAVE_LIBSSL
- else if (starts_with( arg, -1, "imaps:", 6 )) {
- arg += 6;
- server->ssl_type = SSL_IMAPS;
- if (server->sconf.ssl_versions == -1)
- server->sconf.ssl_versions = TLSv1 |
TLSv1_1 | TLSv1_2 | TLSv1_3;
- }
-#endif
- if (starts_with( arg, -1, "//", 2 ))
- arg += 2;
- if (arg != cfg->val)
- warn( "%s:%d: Notice: URL notation is
deprecated; use a plain host name and possibly 'SSLType IMAPS' instead\n",
cfg->file, cfg->line );
- server->sconf.host = nfstrdup( arg );
+ server->sconf.host = nfstrdup( cfg->val );
} else if (!strcasecmp( "User", cfg->cmd )) {
server->user = nfstrdup( cfg->val );
} else if (!strcasecmp( "UserCmd", cfg->cmd )) {
@@ -3840,22 +3819,6 @@ imap_parse_store( conffile_t *cfg, store_conf_t **storep
)
cfg->err = 1;
}
} while ((arg = get_arg( cfg, ARG_OPTIONAL, NULL )));
- } else if (!strcasecmp( "RequireSSL", cfg->cmd )) {
- require_ssl = parse_bool( cfg );
- } else if (!strcasecmp( "UseIMAPS", cfg->cmd )) {
- use_imaps = parse_bool( cfg );
- } else if (!strcasecmp( "UseSSLv2", cfg->cmd )) {
- warn( "Warning: UseSSLv2 is no longer supported\n" );
- } else if (!strcasecmp( "UseSSLv3", cfg->cmd )) {
- warn( "Warning: UseSSLv3 is no longer supported\n" );
- } else if (!strcasecmp( "UseTLSv1", cfg->cmd )) {
- use_tlsv1 = parse_bool( cfg );
- } else if (!strcasecmp( "UseTLSv1.1", cfg->cmd )) {
- use_tlsv11 = parse_bool( cfg );
- } else if (!strcasecmp( "UseTLSv1.2", cfg->cmd )) {
- use_tlsv12 = parse_bool( cfg );
- } else if (!strcasecmp( "UseTLSv1.3", cfg->cmd )) {
- use_tlsv13 = parse_bool( cfg );
#endif
} else if (!strcasecmp( "AuthMech", cfg->cmd ) ||
!strcasecmp( "AuthMechs", cfg->cmd )) {
@@ -3928,39 +3891,8 @@ imap_parse_store( conffile_t *cfg, store_conf_t **storep
)
}
#endif
#ifdef HAVE_LIBSSL
- if ((use_tlsv1 & use_tlsv11 & use_tlsv12 & use_tlsv13) != -1 ||
use_imaps >= 0 || require_ssl >= 0) {
- if (server->ssl_type >= 0 || server->sconf.ssl_versions
>= 0) {
- error( "%s '%s': The deprecated UseSSL*,
UseTLS*, UseIMAPS, and RequireSSL options are mutually exclusive with SSLType
and SSLVersions.\n", type, name );
- cfg->err = 1;
- return 1;
- }
- warn( "Notice: %s '%s': UseSSL*, UseTLS*, UseIMAPS, and
RequireSSL are deprecated. Use SSLType and SSLVersions instead.\n", type, name
);
- server->sconf.ssl_versions =
- (use_tlsv1 == 0 ? 0 : TLSv1) |
- (use_tlsv11 != 1 ? 0 : TLSv1_1) |
- (use_tlsv12 != 1 ? 0 : TLSv1_2) |
- (use_tlsv13 != 1 ? 0 : TLSv1_3);
- if (use_imaps == 1) {
- server->ssl_type = SSL_IMAPS;
- } else if (require_ssl) {
- server->ssl_type = SSL_STARTTLS;
- } else if (!server->sconf.ssl_versions) {
- server->ssl_type = SSL_None;
- } else {
- warn( "Notice: %s '%s': 'RequireSSL no' is
being ignored\n", type, name );
- server->ssl_type = SSL_STARTTLS;
- }
- if (server->ssl_type != SSL_None &&
!server->sconf.ssl_versions) {
- error( "%s '%s' requires SSL but no SSL
versions enabled\n", type, name );
- cfg->err = 1;
- return 1;
- }
- } else {
- if (server->sconf.ssl_versions < 0)
- server->sconf.ssl_versions = TLSv1 | TLSv1_1 |
TLSv1_2 | TLSv1_3;
- if (server->ssl_type < 0)
- server->ssl_type = server->sconf.tunnel ?
SSL_None : SSL_STARTTLS;
- }
+ if (server->ssl_type < 0)
+ server->ssl_type = server->sconf.tunnel ? SSL_None :
SSL_STARTTLS;
#endif
if (require_cram >= 0) {
if (server->auth_mechs) {
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