From patchwork Wed Sep 22 11:53:09 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Petr Vorel X-Patchwork-Id: 12510369 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 892E5C4332F for ; Wed, 22 Sep 2021 11:53:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6887661181 for ; Wed, 22 Sep 2021 11:53:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235840AbhIVLyq (ORCPT ); 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a=ed25519-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_ed25519; t=1632311595; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=mAyH2CJtRCU4xqE/aaGcE/R2zsO563hWfAIpryl4syc=; b=FZu2oC9hwTUk1Yy+ADt5RPsaX9x78KdvYzKyCk0StFSaHwF1RikipVYRvmSRmXnAkT3pck vvWnMpkuyPXWRYAQ== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id 542BE13D76; Wed, 22 Sep 2021 11:53:15 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id cBajEisZS2F9CgAAMHmgww (envelope-from ); Wed, 22 Sep 2021 11:53:15 +0000 From: Petr Vorel To: ltp@lists.linux.it Cc: Alex Henrie , alexhenrie24@gmail.com, linux-integrity@vger.kernel.org, Mimi Zohar , Petr Vorel Subject: [PATCH v6 2/3] IMA: Move ima_check to ima_setup.sh Date: Wed, 22 Sep 2021 13:53:09 +0200 Message-Id: <20210922115310.5927-3-pvorel@suse.cz> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210922115310.5927-1-pvorel@suse.cz> References: <20210922115310.5927-1-pvorel@suse.cz> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-integrity@vger.kernel.org From: Alex Henrie Reviewed-by: Petr Vorel Signed-off-by: Alex Henrie [ pvorel: add test_file parameter to ima_check(), keep $TEST_FILE in ima_measurements.sh ] Signed-off-by: Petr Vorel --- .../integrity/ima/tests/ima_measurements.sh | 31 ++----------------- .../security/integrity/ima/tests/ima_setup.sh | 28 +++++++++++++++++ 2 files changed, 30 insertions(+), 29 deletions(-) diff --git a/testcases/kernel/security/integrity/ima/tests/ima_measurements.sh b/testcases/kernel/security/integrity/ima/tests/ima_measurements.sh index ef8577d30..a83c416de 100755 --- a/testcases/kernel/security/integrity/ima/tests/ima_measurements.sh +++ b/testcases/kernel/security/integrity/ima/tests/ima_measurements.sh @@ -21,33 +21,6 @@ setup() [ -f "$IMA_POLICY" ] || tst_res TINFO "not using default policy" } -ima_check() -{ - local algorithm digest expected_digest line tmp - - # need to read file to get updated $ASCII_MEASUREMENTS - cat $TEST_FILE > /dev/null - - line="$(grep $TEST_FILE $ASCII_MEASUREMENTS | tail -1)" - - if tmp=$(get_algorithm_digest "$line"); then - algorithm=$(echo "$tmp" | cut -d'|' -f1) - digest=$(echo "$tmp" | cut -d'|' -f2) - else - tst_res TBROK "failed to get algorithm/digest for '$TEST_FILE': $tmp" - fi - - tst_res TINFO "computing digest for $algorithm algorithm" - expected_digest="$(compute_digest $algorithm $TEST_FILE)" || \ - tst_brk TCONF "cannot compute digest for $algorithm algorithm" - - if [ "$digest" = "$expected_digest" ]; then - tst_res TPASS "correct digest found" - else - tst_res TFAIL "digest not found" - fi -} - check_iversion_support() { local device mount fs @@ -83,7 +56,7 @@ test1() { tst_res TINFO "verify adding record to the IMA measurement list" ROD echo "$(date) this is a test file" \> $TEST_FILE - ima_check + ima_check $TEST_FILE } test2() @@ -92,7 +65,7 @@ test2() tst_res TINFO "verify updating record in the IMA measurement list" check_iversion_support || return ROD echo "$(date) modified file" \> $TEST_FILE - ima_check + ima_check $TEST_FILE } test3() diff --git a/testcases/kernel/security/integrity/ima/tests/ima_setup.sh b/testcases/kernel/security/integrity/ima/tests/ima_setup.sh index 9c25d634d..af7f3a5f5 100644 --- a/testcases/kernel/security/integrity/ima/tests/ima_setup.sh +++ b/testcases/kernel/security/integrity/ima/tests/ima_setup.sh @@ -279,6 +279,34 @@ get_algorithm_digest() echo "$algorithm|$digest" } +ima_check() +{ + local test_file="$1" + local algorithm digest expected_digest line tmp + + # need to read file to get updated $ASCII_MEASUREMENTS + cat $test_file > /dev/null + + line="$(grep $test_file $ASCII_MEASUREMENTS | tail -1)" + + if tmp=$(get_algorithm_digest "$line"); then + algorithm=$(echo "$tmp" | cut -d'|' -f1) + digest=$(echo "$tmp" | cut -d'|' -f2) + else + tst_res TBROK "failed to get algorithm/digest for '$test_file': $tmp" + fi + + tst_res TINFO "computing digest for $algorithm algorithm" + expected_digest="$(compute_digest $algorithm $test_file)" || \ + tst_brk TCONF "cannot compute digest for $algorithm algorithm" + + if [ "$digest" = "$expected_digest" ]; then + tst_res TPASS "correct digest found" + else + tst_res TFAIL "digest not found" + fi +} + # check_evmctl REQUIRED_TPM_VERSION # return: 0: evmctl is new enough, 1: version older than required (or version < v0.9) check_evmctl()