From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from firstgate.proxmox.com (firstgate.proxmox.com [212.224.123.68]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by lists.proxmox.com (Postfix) with ESMTPS id 599B4CA55 for ; Mon, 10 Jul 2023 10:53:17 +0200 (CEST) Received: from firstgate.proxmox.com (localhost [127.0.0.1]) by firstgate.proxmox.com (Proxmox) with ESMTP id 4079C3C80C for ; Mon, 10 Jul 2023 10:53:17 +0200 (CEST) Received: from proxmox-new.maurer-it.com (proxmox-new.maurer-it.com [94.136.29.106]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by firstgate.proxmox.com (Proxmox) with ESMTPS for ; Mon, 10 Jul 2023 10:53:16 +0200 (CEST) Received: from proxmox-new.maurer-it.com (localhost.localdomain [127.0.0.1]) by proxmox-new.maurer-it.com (Proxmox) with ESMTP id CCB60424F7 for ; Mon, 10 Jul 2023 10:53:15 +0200 (CEST) From: Fiona Ebner To: pve-devel@lists.proxmox.com Date: Mon, 10 Jul 2023 10:53:00 +0200 Message-Id: <20230710085302.27606-2-f.ebner@proxmox.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230710085302.27606-1-f.ebner@proxmox.com> References: <20230710085302.27606-1-f.ebner@proxmox.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SPAM-LEVEL: Spam detection results: 0 AWL -0.045 Adjusted score from AWL reputation of From: address BAYES_00 -1.9 Bayes spam probability is 0 to 1% DMARC_MISSING 0.1 Missing DMARC policy KAM_DMARC_STATUS 0.01 Test Rule for DKIM or SPF Failure with Strict Alignment SPF_HELO_NONE 0.001 SPF: HELO does not publish an SPF Record SPF_PASS -0.001 SPF: sender matches SPF record T_SCC_BODY_TEXT_LINE -0.01 - Subject: [pve-devel] [PATCH v2 qemu-server 2/4] qmeventd: further improve getting VMID from PID X-BeenThere: pve-devel@lists.proxmox.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: Proxmox VE development discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 10 Jul 2023 08:53:17 -0000 by also expecting the ".scope" part and trying the next entry if it is not present instead of immediately failing. It's still unexpected to encounter such entries, so keep the log line. Signed-off-by: Fiona Ebner --- Changes in v2: * Keep setting vmid to zero in the error case! * Still print error to indicate it's unexpected. Can potentially be helpful for debugging. qmeventd/qmeventd.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/qmeventd/qmeventd.c b/qmeventd/qmeventd.c index 503bce69..0130103d 100644 --- a/qmeventd/qmeventd.c +++ b/qmeventd/qmeventd.c @@ -128,12 +128,14 @@ get_vmid_from_pid(pid_t pid) errno = 0; char *endptr = NULL; vmid = strtoul(vmid_start, &endptr, 10); + if (!endptr || strncmp(endptr, ".scope", 6)) { + fprintf(stderr, "unexpected cgroup entry %s\n", buf); + vmid = 0; + continue; + } if (errno != 0) { fprintf(stderr, "error parsing vmid for %d: %s\n", pid, strerror(errno)); vmid = 0; - } else if (*endptr != '.') { - fprintf(stderr, "unexpected cgroup entry %s\n", buf); - vmid = 0; } goto ret; -- 2.39.2