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Added certificate hot swap for use with short lived certificates.

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This commit is contained in:
Martin Gaida
2016-03-18 17:06:55 +01:00
parent 54c6b08917
commit ca755dd11d
1 changed files with 36 additions and 0 deletions
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36
src/civetweb.c
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@@ -1075,6 +1075,7 @@ enum {
SSL_DEFAULT_VERIFY_PATHS,
SSL_CIPHER_LIST,
SSL_PROTOCOL_VERSION,
SSL_SHORT_TRUST,
#if defined(USE_WEBSOCKET)
WEBSOCKET_TIMEOUT,
#endif
@@ -1145,6 +1146,7 @@ static struct mg_option config_options[] = {
{"ssl_default_verify_paths", CONFIG_TYPE_BOOLEAN, "yes"},
{"ssl_cipher_list", CONFIG_TYPE_STRING, NULL},
{"ssl_protocol_version", CONFIG_TYPE_NUMBER, "0"},
{"ssl_short_trust", CONFIG_TYPE_BOOLEAN, "no"},
#if defined(USE_WEBSOCKET)
{"websocket_timeout_ms", CONFIG_TYPE_NUMBER, "30000"},
#endif
@@ -10540,6 +10542,40 @@ sslize(struct mg_connection *conn, SSL_CTX *s, int (*func)(SSL *))
return 0;
}
int short_trust = !strcmp(conn->ctx->config[SSL_SHORT_TRUST], "yes");
if (short_trust) {
// TODO: verify cached certificate here to reduce disk io.
int should_verify_peer =
(conn->ctx->config[SSL_DO_VERIFY_PEER] != NULL)
&& (mg_strcasecmp(conn->ctx->config[SSL_DO_VERIFY_PEER], "yes") == 0);
if (should_verify_peer) {
char *ca_path = conn->ctx->config[SSL_CA_PATH];
char *ca_file = conn->ctx->config[SSL_CA_FILE];
if (SSL_CTX_load_verify_locations(conn->ctx->ssl_ctx, ca_file, ca_path)
!= 1) {
mg_cry(fc(conn->ctx),
"SSL_CTX_load_verify_locations error: %s "
"ssl_verify_peer requires setting "
"either ssl_ca_path or ssl_ca_file. Is any of them "
"present in "
"the .conf file?",
ssl_error());
return 0;
}
}
printf("\nreload certificate\n");
char *pem;
if ((pem = conn->ctx->config[SSL_CERTIFICATE]) == NULL
&& conn->ctx->callbacks.init_ssl == NULL) {
return 1;
}
if (ssl_use_pem_file(conn->ctx, pem) == 0) {
return 0;
}
}
conn->ssl = SSL_new(s);
if (conn->ssl == NULL) {
return 0;