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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 /pigeonhole/src/lib-sieve/plugins/spamvirustest/ext-spamvirustest.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 'pigeonhole/src/lib-sieve/plugins/spamvirustest/ext-spamvirustest.c')
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diff --git a/pigeonhole/src/lib-sieve/plugins/spamvirustest/ext-spamvirustest.c b/pigeonhole/src/lib-sieve/plugins/spamvirustest/ext-spamvirustest.c
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+/* Copyright (c) 2002-2018 Pigeonhole authors, see the included COPYING file
+ */
+
+/* Extensions spamtest, spamtestplus and virustest
+ * -----------------------------------------------
+ *
+ * Authors: Stephan Bosch
+ * Specification: RFC 5235
+ * Implementation: full
+ * Status: testing
+ *
+ */
+
+/* Configuration examples:
+ *
+ * # 1: X-Spam-Score: No, score=-3.2
+ *
+ * sieve_spamtest_status_header = \
+ * X-Spam-Score: [[:alnum:]]+, score=(-?[[:digit:]]+\.[[:digit:]])
+ * sieve_spamtest_max_value = 5.0
+ *
+ * # 2: X-Spam-Status: Yes
+ *
+ * sieve_spamtest_status_header = X-Spam-Status
+ * sieve_spamtest_status_type = yesno
+ * sieve_spamtest_max_value = Yes
+ *
+ * # 3: X-Spam-Score: sssssss
+ * sieve_spamtest_status_header = X-Spam-Score
+ * sieve_spamtest_status_type = strlen
+ * sieve_spamtest_max_value = 5
+ *
+ * # 4: X-Spam-Score: status=3.2 required=5.0
+ *
+ * sieve_spamtest_status_header = \
+ * X-Spam-Score: score=(-?[[:digit:]]+\.[[:digit:]]).*
+ * sieve_spamtest_max_header = \
+ * X-Spam-Score: score=-?[[:digit:]]+\.[[:digit:]] required=([[:digit:]]+\.[[:digit:]])
+ *
+ * # 5: X-Virus-Scan: Found to be clean.
+ *
+ * sieve_virustest_status_header = \
+ * X-Virus-Scan: Found to be (.+)\.
+ * sieve_virustest_status_type = text
+ * sieve_virustest_text_value1 = clean
+ * sieve_virustest_text_value5 = infected
+ */
+
+#include "lib.h"
+#include "array.h"
+
+#include "sieve-common.h"
+
+#include "sieve-extensions.h"
+#include "sieve-commands.h"
+
+#include "sieve-validator.h"
+
+#include "ext-spamvirustest-common.h"
+
+/*
+ * Extensions
+ */
+
+/* Spamtest */
+
+static bool ext_spamvirustest_validator_load
+(const struct sieve_extension *ext, struct sieve_validator *validator);
+
+const struct sieve_extension_def spamtest_extension = {
+ .name = "spamtest",
+ .load = ext_spamvirustest_load,
+ .unload = ext_spamvirustest_unload,
+ .validator_load = ext_spamvirustest_validator_load,
+ SIEVE_EXT_DEFINE_OPERATION(spamtest_operation)
+};
+
+const struct sieve_extension_def spamtestplus_extension = {
+ .name = "spamtestplus",
+ .load = ext_spamvirustest_load,
+ .unload = ext_spamvirustest_unload,
+ .validator_load = ext_spamvirustest_validator_load,
+ SIEVE_EXT_DEFINE_OPERATION(spamtest_operation)
+};
+
+const struct sieve_extension_def virustest_extension = {
+ .name = "virustest",
+ .load = ext_spamvirustest_load,
+ .unload = ext_spamvirustest_unload,
+ .validator_load = ext_spamvirustest_validator_load,
+ SIEVE_EXT_DEFINE_OPERATION(virustest_operation)
+};
+
+/*
+ * Implementation
+ */
+
+static bool ext_spamtest_validator_check_conflict
+ (const struct sieve_extension *ext,
+ struct sieve_validator *valdtr, void *context,
+ struct sieve_ast_argument *require_arg,
+ const struct sieve_extension *ext_other,
+ bool required);
+
+const struct sieve_validator_extension spamtest_validator_extension = {
+ .ext = &spamtest_extension,
+ .check_conflict = ext_spamtest_validator_check_conflict
+};
+
+static bool ext_spamvirustest_validator_load
+(const struct sieve_extension *ext, struct sieve_validator *valdtr)
+{
+ /* Register new test */
+
+ if ( sieve_extension_is(ext, virustest_extension) ) {
+ sieve_validator_register_command(valdtr, ext, &virustest_test);
+ } else {
+ if ( sieve_extension_is(ext, spamtest_extension) ) {
+ /* Register validator extension to warn for duplicate */
+ sieve_validator_extension_register
+ (valdtr, ext, &spamtest_validator_extension, NULL);
+ }
+
+ sieve_validator_register_command(valdtr, ext, &spamtest_test);
+ }
+
+ return TRUE;
+}
+
+static bool ext_spamtest_validator_check_conflict
+(const struct sieve_extension *ext ATTR_UNUSED,
+ struct sieve_validator *valdtr, void *context ATTR_UNUSED,
+ struct sieve_ast_argument *require_arg,
+ const struct sieve_extension *ext_other,
+ bool required ATTR_UNUSED)
+{
+ if ( sieve_extension_name_is(ext_other, "spamtestplus") ) {
+ sieve_argument_validate_warning(valdtr, require_arg,
+ "the spamtest and spamtestplus extensions should "
+ "not be specified at the same time");
+ }
+
+ return TRUE;
+}
+
+