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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 09:51:24 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 09:51:24 +0000
commitf7548d6d28c313cf80e6f3ef89aed16a19815df1 (patch)
treea3f6f2a3f247293bee59ecd28e8cd8ceb6ca064a /src/auth/mech-external.c
parentInitial commit. (diff)
downloaddovecot-upstream.tar.xz
dovecot-upstream.zip
Adding upstream version 1:2.3.19.1+dfsg1.upstream/1%2.3.19.1+dfsg1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/auth/mech-external.c')
-rw-r--r--src/auth/mech-external.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/src/auth/mech-external.c b/src/auth/mech-external.c
new file mode 100644
index 0000000..39809b4
--- /dev/null
+++ b/src/auth/mech-external.c
@@ -0,0 +1,64 @@
+/* Copyright (c) 2009-2018 Dovecot authors, see the included COPYING file */
+
+#include "auth-common.h"
+#include "passdb.h"
+#include "mech.h"
+#include "mech-plain-common.h"
+
+static void
+mech_external_auth_continue(struct auth_request *request,
+ const unsigned char *data, size_t data_size)
+{
+ const char *authzid, *error;
+
+ authzid = t_strndup(data, data_size);
+ if (request->fields.user == NULL) {
+ e_info(request->mech_event,
+ "username not known");
+ auth_request_fail(request);
+ return;
+ }
+
+ /* this call is done simply to put the username through translation
+ settings */
+ if (!auth_request_set_username(request, "", &error)) {
+ e_info(request->mech_event,
+ "Invalid username");
+ auth_request_fail(request);
+ return;
+ }
+
+ if (*authzid != '\0' &&
+ !auth_request_set_login_username(request, authzid, &error)) {
+ /* invalid login username */
+ e_info(request->mech_event,
+ "login user: %s", error);
+ auth_request_fail(request);
+ } else {
+ auth_request_verify_plain(request, "",
+ plain_verify_callback);
+ }
+}
+
+static struct auth_request *mech_external_auth_new(void)
+{
+ struct auth_request *request;
+ pool_t pool;
+
+ pool = pool_alloconly_create(MEMPOOL_GROWING"external_auth_request", 2048);
+ request = p_new(pool, struct auth_request, 1);
+ request->pool = pool;
+ return request;
+}
+
+const struct mech_module mech_external = {
+ "EXTERNAL",
+
+ .flags = 0,
+ .passdb_need = MECH_PASSDB_NEED_VERIFY_PLAIN,
+
+ mech_external_auth_new,
+ mech_generic_auth_initial,
+ mech_external_auth_continue,
+ mech_generic_auth_free
+};