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Thu, 25 Jan 2024 19:48:47 +0000 (GMT) Received: from smtpav03.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 5256220040; Thu, 25 Jan 2024 19:48:46 +0000 (GMT) Received: from heavy.ibm.com (unknown [9.171.21.210]) by smtpav03.fra02v.mail.ibm.com (Postfix) with ESMTP; Thu, 25 Jan 2024 19:48:46 +0000 (GMT) From: Ilya Leoshkevich To: Paolo Bonzini , =?utf-8?q?Alex_Benn=C3=A9e?= , Ed Maste , Li-Wen Hsu , Warner Losh Cc: =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Thomas Huth , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Wainer dos Santos Moschetta , Beraldo Leal , Kyle Evans , qemu-devel@nongnu.org, Ilya Leoshkevich Subject: [PATCH 1/3] tests/vm: Set UseDNS=no in the sshd configuration Date: Thu, 25 Jan 2024 20:48:16 +0100 Message-ID: <20240125194840.1564-2-iii@linux.ibm.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240125194840.1564-1-iii@linux.ibm.com> References: <20240125194840.1564-1-iii@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: O0_n9glCsR7Y6FYeu78rzsZgpDzTZxhp X-Proofpoint-GUID: p5UZdQ6UXGTJUKinLfyrOxcfUo5VVC5l X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-25_12,2024-01-25_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 lowpriorityscore=0 bulkscore=0 adultscore=0 impostorscore=0 mlxscore=0 spamscore=0 malwarescore=0 phishscore=0 priorityscore=1501 mlxlogscore=999 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311290000 definitions=main-2401250143 Received-SPF: pass client-ip=148.163.156.1; envelope-from=iii@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org make vm-build-freebsd sometimes fails with "Connection timed out during banner exchange". The client strace shows: 13:59:30 write(3, "SSH-2.0-OpenSSH_9.3\r\n", 21) = 21 13:59:30 getpid() = 252655 13:59:30 poll([{fd=3, events=POLLIN}], 1, 5000) = 1 ([{fd=3, revents=POLLIN}]) 13:59:32 read(3, "S", 1) = 1 13:59:32 poll([{fd=3, events=POLLIN}], 1, 3625) = 1 ([{fd=3, revents=POLLIN}]) 13:59:32 read(3, "S", 1) = 1 13:59:32 poll([{fd=3, events=POLLIN}], 1, 3625) = 1 ([{fd=3, revents=POLLIN}]) 13:59:32 read(3, "H", 1) = 1 There is a 2s delay during connection, and ConnectTimeout is set to 1. Raising it makes the issue go away, but we can do better. The server truss shows: 888: 27.811414714 socket(PF_INET,SOCK_DGRAM|SOCK_CLOEXEC,0) = 5 (0x5) 888: 27.811765030 connect(5,{ AF_INET 10.0.2.3:53 },16) = 0 (0x0) 888: 27.812166941 sendto(5,"\^Z/\^A\0\0\^A\0\0\0\0\0\0\^A2"...,39,0,NULL,0) = 39 (0x27) 888: 29.363970743 poll({ 5/POLLRDNORM },1,5000) = 1 (0x1) So the delay is due to a DNS query. Disable DNS queries in the server config. Signed-off-by: Ilya Leoshkevich Reviewed-by: Thomas Huth --- tests/vm/basevm.py | 2 ++ 1 file changed, 2 insertions(+) diff --git a/tests/vm/basevm.py b/tests/vm/basevm.py index 61725b83254..c0d62c08031 100644 --- a/tests/vm/basevm.py +++ b/tests/vm/basevm.py @@ -423,6 +423,8 @@ def console_ssh_init(self, prompt, user, pw): def console_sshd_config(self, prompt): self.console_wait(prompt) self.console_send("echo 'PermitRootLogin yes' >> /etc/ssh/sshd_config\n") + self.console_wait(prompt) + self.console_send("echo 'UseDNS no' >> /etc/ssh/sshd_config\n") for var in self.envvars: self.console_wait(prompt) self.console_send("echo 'AcceptEnv %s' >> /etc/ssh/sshd_config\n" % var) From patchwork Thu Jan 25 19:48:17 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ilya Leoshkevich X-Patchwork-Id: 13531650 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 26E75C47258 for ; 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Thu, 25 Jan 2024 19:48:48 +0000 (GMT) From: Ilya Leoshkevich To: Paolo Bonzini , =?utf-8?q?Alex_Benn=C3=A9e?= , Ed Maste , Li-Wen Hsu , Warner Losh Cc: =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Thomas Huth , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Wainer dos Santos Moschetta , Beraldo Leal , Kyle Evans , qemu-devel@nongnu.org, Ilya Leoshkevich Subject: [PATCH 2/3] tests/vm/freebsd: Reload the sshd configuration Date: Thu, 25 Jan 2024 20:48:17 +0100 Message-ID: <20240125194840.1564-3-iii@linux.ibm.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240125194840.1564-1-iii@linux.ibm.com> References: <20240125194840.1564-1-iii@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: oya6U_J9kDlLj02HNosjbM6feuAKWM9g X-Proofpoint-GUID: 1kno0e-Lp5kJWrcEm-8Z5O2L8_V5Hg_l X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-25_12,2024-01-25_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 suspectscore=0 bulkscore=0 clxscore=1015 lowpriorityscore=0 spamscore=0 malwarescore=0 mlxscore=0 phishscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311290000 definitions=main-2401250143 Received-SPF: pass client-ip=148.163.156.1; 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The scripts for the other BSD flavors already do this with a reboot, but a simple reload is sufficient. Signed-off-by: Ilya Leoshkevich --- tests/vm/freebsd | 2 ++ 1 file changed, 2 insertions(+) diff --git a/tests/vm/freebsd b/tests/vm/freebsd index b581bd17fb7..9971bc1f2b2 100755 --- a/tests/vm/freebsd +++ b/tests/vm/freebsd @@ -108,6 +108,8 @@ class FreeBSDVM(basevm.BaseVM): prompt = "root@freebsd:~ #" self.console_ssh_init(prompt, "root", self._config["root_pass"]) self.console_sshd_config(prompt) + self.console_wait(prompt) + self.console_send("service sshd reload\n") # setup virtio-blk #1 (tarfile) self.console_wait(prompt) From patchwork Thu Jan 25 19:48:18 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ilya Leoshkevich X-Patchwork-Id: 13531651 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 35C6BC47258 for ; 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Thu, 25 Jan 2024 19:48:50 +0000 (GMT) From: Ilya Leoshkevich To: Paolo Bonzini , =?utf-8?q?Alex_Benn=C3=A9e?= , Ed Maste , Li-Wen Hsu , Warner Losh Cc: =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Thomas Huth , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Wainer dos Santos Moschetta , Beraldo Leal , Kyle Evans , qemu-devel@nongnu.org, Ilya Leoshkevich Subject: [PATCH 3/3] meson: Disable CONFIG_NOTIFY1 on FreeBSD Date: Thu, 25 Jan 2024 20:48:18 +0100 Message-ID: <20240125194840.1564-4-iii@linux.ibm.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240125194840.1564-1-iii@linux.ibm.com> References: <20240125194840.1564-1-iii@linux.ibm.com> X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: 1eVK760VVG0YBbJ0o6nogRaPcNiLLUaw X-Proofpoint-GUID: YFQaQUA-wygha12mCZAtObvBRJ0V5y5A X-Proofpoint-UnRewURL: 0 URL was un-rewritten MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-25_12,2024-01-25_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 spamscore=0 adultscore=0 mlxscore=0 suspectscore=0 malwarescore=0 priorityscore=1501 impostorscore=0 lowpriorityscore=0 clxscore=1015 phishscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311290000 definitions=main-2401250143 Received-SPF: pass client-ip=148.163.156.1; envelope-from=iii@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org make vm-build-freebsd fails with: ld: error: undefined symbol: inotify_init1 >>> referenced by filemonitor-inotify.c:183 (../src/util/filemonitor-inotify.c:183) >>> util_filemonitor-inotify.c.o:(qemu_file_monitor_new) in archive libqemuutil.a On FreeBSD inotify functions are defined in libinotify.so, so it might be tempting to add it to the dependencies. Doing so, however, reveals that this library handles rename events differently from Linux: $ FILEMONITOR_DEBUG=1 build/tests/unit/test-util-filemonitor Rename /tmp/test-util-filemonitor-K13LI2/fish/one.txt -> /tmp/test-util-filemonitor-K13LI2/two.txt Event id=200000000 event=2 file=one.txt Queue event id 200000000 event 2 file one.txt Queue event id 100000000 event 2 file two.txt Queue event id 100000002 event 2 file two.txt Queue event id 100000000 event 0 file two.txt Queue event id 100000002 event 0 file two.txt Event id=100000000 event=0 file=two.txt Expected event 0 but got 2 FreeBSD itself disables this functionality in the respective port [1]. So do it upstream too. [1] https://cgit.freebsd.org/ports/tree/emulators/qemu-devel/files/patch-util_meson.build?id=984366c18f1bc54e38751afc29be08c596b83696 Signed-off-by: Ilya Leoshkevich Reviewed-by: Thomas Huth --- meson.build | 1 + 1 file changed, 1 insertion(+) diff --git a/meson.build b/meson.build index d0329966f1b..3d67d78b522 100644 --- a/meson.build +++ b/meson.build @@ -2403,6 +2403,7 @@ config_host_data.set('CONFIG_GETRANDOM', config_host_data.set('CONFIG_INOTIFY', cc.has_header_symbol('sys/inotify.h', 'inotify_init')) config_host_data.set('CONFIG_INOTIFY1', + host_os != 'freebsd' and cc.has_header_symbol('sys/inotify.h', 'inotify_init1')) config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK', cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK'))