From nobody Sat Aug 20 20:41:40 2022 X-Original-To: dev-commits-src-main@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4M99X42LP2z4ZF8L; Sat, 20 Aug 2022 20:41:40 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4M99X41vz4z3v2L; Sat, 20 Aug 2022 20:41:40 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1661028100; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=s4falA++MBrYLajQJsa1p2HgSvlJAENXAZreem5FD1w=; b=U9zTPvWFj07tnyjmlcLlGmfeW1RR79/KQlsNPRQdwY5i02Smq3ndpTuxurnzewWr4DEEVL KY97wbKqqs2etoR25eJB1W52Uc9JAB06ekRVDc+2lFU0XyrI3+hwBMxPuGYKEHPvhnnoId SITBb3jcUUcaAInYeU8XZDqBJPCrpO1XlhNjnDgsYR7fApW6FNdFQtZp7cqrRl1yeyrCfc NWIICviEHkSr+DB63yzHARwSYkJ+e9MT5rqJtVNY0LHHg7tlHtH1EqXL90sXQyi2aLu5OP AQ1tXusLH6nJwTuZ0Q+gAh51VC3fnBaa7/ODI4UZIcU1/kh9HZSrvX2oIHlH6Q== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 4M99X40z5DzlKS; Sat, 20 Aug 2022 20:41:40 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 27KKfeYe061429; Sat, 20 Aug 2022 20:41:40 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 27KKfe9e061428; Sat, 20 Aug 2022 20:41:40 GMT (envelope-from git) Date: Sat, 20 Aug 2022 20:41:40 GMT Message-Id: <202208202041.27KKfe9e061428@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Gleb Smirnoff Subject: git: 8338690a0a43 - main - ip_reass: provide sysctl MIB returning IP fragment TTL List-Id: Commit messages for the main branch of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-main List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-dev-commits-src-main@freebsd.org X-BeenThere: dev-commits-src-main@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: glebius X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: 8338690a0a43c8b11a382e2160f8eedb9aeecf91 Auto-Submitted: auto-generated ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1661028100; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=s4falA++MBrYLajQJsa1p2HgSvlJAENXAZreem5FD1w=; b=qNHBrcQrBxQ4/HaDEPWHre5f68M+t1ZDa1VpjXIE9GWJt6gEAbTwgrZ5jBu8dSDzX/qJ22 TtucUi5ts1PcLCQc+zkb3in2Lklm5plsdjGpT0vuP4J+sqK5UMhVBCsrMfFHSLeo5gVCKK DEZZn7MBr3ny91XtJzfTXJFZviD4b4jpj+Xi4lmCOkt9X41rC6uEs3mRyluAjU5IoGDvdx 1wxhnfp+nWbJqy5ZkN2HtmFJKQCPWHV/eL4vgKdJrZD4zNLMt3SPUEH9LPK3vXQ9tBPEdT zfvxJwrzQVvRCFleM4zaSLh3CpIjZebSh/v191iNoXrHDrM3oLhhXVKlvXlGsQ== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1661028100; a=rsa-sha256; cv=none; b=Syfj0ZdFczPL/eGPEG+luymDvErzBw2tac1e9msDsWvNEa/etgZ6VSsjX33+Q4A+c6VQWk jjRkQomjJiM31UXHLY7kJnkC6xwZEqCoWiNvbTTnLodlVqdOkIbn9rwurwBxv4S+IQfRC3 2G1UBo1eWZTzZ7CVnHe/gQ+AiiMk+BZ4tCb+csVnT6us2u0yYktmZxGhmoiXnCo6G2K9a1 chdINakPcLaq/CyD+Sal9decRUdjcvwIeKD7y37c//PtMrvar4NKsQRSX75f3ShqHwgf5N 3iMPLQlkELsduby2LJMvh5xB6Pw1gicU8qdLdBMdhxT0CaMZYWAOUpaZi+xY4g== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N The branch main has been updated by glebius: URL: https://cgit.FreeBSD.org/src/commit/?id=8338690a0a43c8b11a382e2160f8eedb9aeecf91 commit 8338690a0a43c8b11a382e2160f8eedb9aeecf91 Author: Gleb Smirnoff AuthorDate: 2022-08-20 20:33:39 +0000 Commit: Gleb Smirnoff CommitDate: 2022-08-20 20:39:12 +0000 ip_reass: provide sysctl MIB returning IP fragment TTL For now it is read-only, but eventually the cycle that goes over all fragments should be refactored and this MIB should also become read/write. This MIB will allow SNMP daemons to implement MIB-II ipReasmTimeout MIB straightfoward. Right now net-snmp compilation is broken by 1922eb3e9c2. The base system bsnmpd is not broken just because it ignored PR_SLOWTIMO, and thus always returned incorrectly doubled value for ipReasmTimeout. --- sys/netinet/ip_reass.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/sys/netinet/ip_reass.c b/sys/netinet/ip_reass.c index 0420091e0a2a..e581e2e622c7 100644 --- a/sys/netinet/ip_reass.c +++ b/sys/netinet/ip_reass.c @@ -167,6 +167,10 @@ SYSCTL_PROC(_net_inet_ip, OID_AUTO, maxfragbucketsize, sysctl_maxfragbucketsize, "I", "Maximum number of IPv4 fragment reassembly queue entries per bucket"); +static u_int ipfragttl = IPFRAGTTL / 2; +SYSCTL_UINT(_net_inet_ip, OID_AUTO, fragttl, CTLFLAG_RD, &ipfragttl, + IPFRAGTTL / 2, "IP fragment life time on reassembly queue"); + /* * Take incoming datagram fragment and try to reassemble it into * whole datagram. If the argument is the first fragment or one