From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by finch.gentoo.org (Postfix) with ESMTPS id 6A98F1580B9 for ; Fri, 27 Aug 2021 00:13:10 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 8C9E3E089C; Fri, 27 Aug 2021 00:13:09 +0000 (UTC) Received: from smtp.gentoo.org (dev.gentoo.org [IPv6:2001:470:ea4a:1:5054:ff:fec7:86e4]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id 63E40E089C for ; Fri, 27 Aug 2021 00:13:09 +0000 (UTC) Received: from oystercatcher.gentoo.org (oystercatcher.gentoo.org [148.251.78.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.gentoo.org (Postfix) with ESMTPS id E5FC1342AB8 for ; Fri, 27 Aug 2021 00:13:07 +0000 (UTC) Received: from localhost.localdomain (localhost [IPv6:::1]) by oystercatcher.gentoo.org (Postfix) with ESMTP id 31C518A7 for ; Fri, 27 Aug 2021 00:13:06 +0000 (UTC) From: "Patrick McLean" To: gentoo-commits@lists.gentoo.org Content-Transfer-Encoding: 8bit Content-type: text/plain; charset=UTF-8 Reply-To: gentoo-dev@lists.gentoo.org, "Patrick McLean" Message-ID: <1630023182.4df896235ee386a1c1830b94bc86cb7a790c0fd7.chutzpah@gentoo> Subject: [gentoo-commits] repo/gentoo:master commit in: net-misc/openssh/files/, net-misc/openssh/ X-VCS-Repository: repo/gentoo X-VCS-Files: net-misc/openssh/Manifest net-misc/openssh/files/openssh-8.7_p1-GSSAPI-dns.patch net-misc/openssh/files/openssh-8.7_p1-hpn-15.2-glue.patch net-misc/openssh/openssh-8.7_p1.ebuild X-VCS-Directories: net-misc/openssh/ net-misc/openssh/files/ X-VCS-Committer: chutzpah X-VCS-Committer-Name: Patrick McLean X-VCS-Revision: 4df896235ee386a1c1830b94bc86cb7a790c0fd7 X-VCS-Branch: master Date: Fri, 27 Aug 2021 00:13:06 +0000 (UTC) Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-commits@lists.gentoo.org X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-Archives-Salt: 64fdfef9-c32a-4b58-a8c4-6de56e963b1a X-Archives-Hash: acd46402d14ce9bd1c4752b67555c4ce commit: 4df896235ee386a1c1830b94bc86cb7a790c0fd7 Author: Patrick McLean gentoo org> AuthorDate: Thu Aug 26 21:28:53 2021 +0000 Commit: Patrick McLean gentoo org> CommitDate: Fri Aug 27 00:13:02 2021 +0000 URL: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=4df89623 net-misc/openssh-8.7_p1: Version bump, no X509 yet Package-Manager: Portage-3.0.22, Repoman-3.0.3 Signed-off-by: Patrick McLean gentoo.org> net-misc/openssh/Manifest | 2 + .../openssh/files/openssh-8.7_p1-GSSAPI-dns.patch | 357 ++++++++++++++ .../files/openssh-8.7_p1-hpn-15.2-glue.patch | 198 ++++++++ net-misc/openssh/openssh-8.7_p1.ebuild | 513 +++++++++++++++++++++ 4 files changed, 1070 insertions(+) diff --git a/net-misc/openssh/Manifest b/net-misc/openssh/Manifest index 7e7889daada..b6ea0efce2b 100644 --- a/net-misc/openssh/Manifest +++ b/net-misc/openssh/Manifest @@ -4,6 +4,8 @@ DIST openssh-8.5p1.tar.gz 1779733 BLAKE2B f4e4bd39e2dd275d4811e06ca994f2239ad27c DIST openssh-8.6p1+x509-13.1.diff.gz 1011666 BLAKE2B 0ac0cf2ff962b8ef677c49de0bb586f375f14d8964e077c10f6a88ec15734807940ab6c0277e44ebdfde0e50c2c80103cff614a6cde4d66e9986152032eeaa90 SHA512 ae4986dd079678c7b0cfd805136ff7ac940d1049fdddeb5a7c4ea2141bfcca70463b951485fb2b113bc930f519b1b41562900ced0269f5673dbdad867f464251 DIST openssh-8.6p1-sctp-1.2.patch.xz 7696 BLAKE2B 37f9e943a1881af05d9cf2234433711dc45ca30c60af4c0ea38a1d361df02abb491fa114f3698285f582b40b838414c1a048c4f09aa4f7ae9499adb09201d2ac SHA512 ba8c4d38a3d90854e79dc18918fffde246d7609a3f1c3a35e06c0fbe33d3688ed29b0ec33556ae37d1654e1dc2133d892613ad8d1ecbdce9aaa5b9eb10dcbb7a DIST openssh-8.6p1.tar.gz 1786328 BLAKE2B 261a0f1a6235275894d487cce37537755c86835e3a34871462fe29bfe72b49cd9a6b6a547aea4bd554f0957e110c84458cc75a5f2560717fb04804d62228562a SHA512 9854eda0b773c64c9f1f74844ce466b2b42ee8845f58ad062b73141d617af944fa4ebafdf72069f400106d2c2bd0a69c92fe805ec1fc26d4f0faadf06c3fbbe6 +DIST openssh-8.7p1-sctp-1.2.patch.xz 6740 BLAKE2B 468a455018ffddf4fa64d63acb732ad3e1fb722ae8b24d06cf3a683167a4580626b477bbc286f296c83d39dd36c101ac58597a21daa63de83ad55af00aa3a6be SHA512 aa9067c9025b6e4edfad5e45ec92da43db14edb11aae02cbbc296e66b48377cbbf62cdafcdd5edfd1fd4bf69420ee017223ab52e50a42b1976002d767984777c +DIST openssh-8.7p1.tar.gz 1814595 BLAKE2B 9fdb8898485053d08c9eca419c15d0d03b7a60152cf6a9d7f1beed3a21c9e6ac3bd9f854580e6e474fb0c871f3d4be9ef4b49bee8c355d9e5769a5505f4e6ea9 SHA512 08c81024d9e1248abfda6cc874886ff5ae916669b93cd6aff640e0614ee8cbcbc3fe87a9ce47136b6443ddbb1168b114367c74e117551905994e1a7e3fa2c0c2 DIST openssh-8_5_P1-hpn-AES-CTR-15.2.diff 30096 BLAKE2B f0c020dd2403806c79d4c37a019996d275655b04997301e247f5c4dd7fad35d12b3b7c25afb1b078d915ef2a4ae02f736f0aec9ba2a8c56a405d7ca303bcadf7 SHA512 4c2dbf99a9b5953fdb955f700272bbaeaa025f108a8860d2190197962b849f8385327af82c4d6a3a130a7fba35a74a8ec9437d642867601acb29817c49632a8f DIST openssh-8_5_P1-hpn-DynWinNoneSwitch-15.2.diff 51428 BLAKE2B 370b88a7da7f148bf5a4d445f05cf593b486e9df53bba027e2e179726f534b68cf9d94edd6e53024e0b6ff5f20e568727bc9d26c94d0d415603602a80d3ad241 SHA512 2d8d887901164b33b2799ff3ec72e86a39ae4a1696e52bcee0872dbae7772fcc534351e6e7f87126ee71b164c74e9091350f14b782f4b242a09f09b4f50d047a DIST openssh-8_5_P1-hpn-PeakTput-15.2.diff 2429 BLAKE2B 849bf3c313719ab7a25c75e82d5dc5ac98365a038b2a66fe58d01eae5b20c7777258b94b5830e799d6909e75c69753cda05a910f3bdab9606fb7d5efa68e05f1 SHA512 c4a56fab55fabd1d902d45f235b603708d43f969920e45c9a57e557dccfa9cade2ec61f26d1ace938f6f73e79f17b12f119b5aea9166cbda8e3435b910500914 diff --git a/net-misc/openssh/files/openssh-8.7_p1-GSSAPI-dns.patch b/net-misc/openssh/files/openssh-8.7_p1-GSSAPI-dns.patch new file mode 100644 index 00000000000..ffc40b70ae3 --- /dev/null +++ b/net-misc/openssh/files/openssh-8.7_p1-GSSAPI-dns.patch @@ -0,0 +1,357 @@ +diff --git a/auth.c b/auth.c +index 00b168b4..8ee93581 100644 +--- a/auth.c ++++ b/auth.c +@@ -729,118 +729,6 @@ fakepw(void) + return (&fake); + } + +-/* +- * Returns the remote DNS hostname as a string. The returned string must not +- * be freed. NB. this will usually trigger a DNS query the first time it is +- * called. +- * This function does additional checks on the hostname to mitigate some +- * attacks on based on conflation of hostnames and IP addresses. +- */ +- +-static char * +-remote_hostname(struct ssh *ssh) +-{ +- struct sockaddr_storage from; +- socklen_t fromlen; +- struct addrinfo hints, *ai, *aitop; +- char name[NI_MAXHOST], ntop2[NI_MAXHOST]; +- const char *ntop = ssh_remote_ipaddr(ssh); +- +- /* Get IP address of client. */ +- fromlen = sizeof(from); +- memset(&from, 0, sizeof(from)); +- if (getpeername(ssh_packet_get_connection_in(ssh), +- (struct sockaddr *)&from, &fromlen) == -1) { +- debug("getpeername failed: %.100s", strerror(errno)); +- return xstrdup(ntop); +- } +- +- ipv64_normalise_mapped(&from, &fromlen); +- if (from.ss_family == AF_INET6) +- fromlen = sizeof(struct sockaddr_in6); +- +- debug3("Trying to reverse map address %.100s.", ntop); +- /* Map the IP address to a host name. */ +- if (getnameinfo((struct sockaddr *)&from, fromlen, name, sizeof(name), +- NULL, 0, NI_NAMEREQD) != 0) { +- /* Host name not found. Use ip address. */ +- return xstrdup(ntop); +- } +- +- /* +- * if reverse lookup result looks like a numeric hostname, +- * someone is trying to trick us by PTR record like following: +- * 1.1.1.10.in-addr.arpa. IN PTR 2.3.4.5 +- */ +- memset(&hints, 0, sizeof(hints)); +- hints.ai_socktype = SOCK_DGRAM; /*dummy*/ +- hints.ai_flags = AI_NUMERICHOST; +- if (getaddrinfo(name, NULL, &hints, &ai) == 0) { +- logit("Nasty PTR record \"%s\" is set up for %s, ignoring", +- name, ntop); +- freeaddrinfo(ai); +- return xstrdup(ntop); +- } +- +- /* Names are stored in lowercase. */ +- lowercase(name); +- +- /* +- * Map it back to an IP address and check that the given +- * address actually is an address of this host. This is +- * necessary because anyone with access to a name server can +- * define arbitrary names for an IP address. Mapping from +- * name to IP address can be trusted better (but can still be +- * fooled if the intruder has access to the name server of +- * the domain). +- */ +- memset(&hints, 0, sizeof(hints)); +- hints.ai_family = from.ss_family; +- hints.ai_socktype = SOCK_STREAM; +- if (getaddrinfo(name, NULL, &hints, &aitop) != 0) { +- logit("reverse mapping checking getaddrinfo for %.700s " +- "[%s] failed.", name, ntop); +- return xstrdup(ntop); +- } +- /* Look for the address from the list of addresses. */ +- for (ai = aitop; ai; ai = ai->ai_next) { +- if (getnameinfo(ai->ai_addr, ai->ai_addrlen, ntop2, +- sizeof(ntop2), NULL, 0, NI_NUMERICHOST) == 0 && +- (strcmp(ntop, ntop2) == 0)) +- break; +- } +- freeaddrinfo(aitop); +- /* If we reached the end of the list, the address was not there. */ +- if (ai == NULL) { +- /* Address not found for the host name. */ +- logit("Address %.100s maps to %.600s, but this does not " +- "map back to the address.", ntop, name); +- return xstrdup(ntop); +- } +- return xstrdup(name); +-} +- +-/* +- * Return the canonical name of the host in the other side of the current +- * connection. The host name is cached, so it is efficient to call this +- * several times. +- */ +- +-const char * +-auth_get_canonical_hostname(struct ssh *ssh, int use_dns) +-{ +- static char *dnsname; +- +- if (!use_dns) +- return ssh_remote_ipaddr(ssh); +- else if (dnsname != NULL) +- return dnsname; +- else { +- dnsname = remote_hostname(ssh); +- return dnsname; +- } +-} +- + /* These functions link key/cert options to the auth framework */ + + /* Log sshauthopt options locally and (optionally) for remote transmission */ +diff --git a/canohost.c b/canohost.c +index a810da0e..18e9d8d4 100644 +--- a/canohost.c ++++ b/canohost.c +@@ -202,3 +202,117 @@ get_local_port(int sock) + { + return get_sock_port(sock, 1); + } ++ ++/* ++ * Returns the remote DNS hostname as a string. The returned string must not ++ * be freed. NB. this will usually trigger a DNS query the first time it is ++ * called. ++ * This function does additional checks on the hostname to mitigate some ++ * attacks on legacy rhosts-style authentication. ++ * XXX is RhostsRSAAuthentication vulnerable to these? ++ * XXX Can we remove these checks? (or if not, remove RhostsRSAAuthentication?) ++ */ ++ ++static char * ++remote_hostname(struct ssh *ssh) ++{ ++ struct sockaddr_storage from; ++ socklen_t fromlen; ++ struct addrinfo hints, *ai, *aitop; ++ char name[NI_MAXHOST], ntop2[NI_MAXHOST]; ++ const char *ntop = ssh_remote_ipaddr(ssh); ++ ++ /* Get IP address of client. */ ++ fromlen = sizeof(from); ++ memset(&from, 0, sizeof(from)); ++ if (getpeername(ssh_packet_get_connection_in(ssh), ++ (struct sockaddr *)&from, &fromlen) == -1) { ++ debug("getpeername failed: %.100s", strerror(errno)); ++ return xstrdup(ntop); ++ } ++ ++ ipv64_normalise_mapped(&from, &fromlen); ++ if (from.ss_family == AF_INET6) ++ fromlen = sizeof(struct sockaddr_in6); ++ ++ debug3("Trying to reverse map address %.100s.", ntop); ++ /* Map the IP address to a host name. */ ++ if (getnameinfo((struct sockaddr *)&from, fromlen, name, sizeof(name), ++ NULL, 0, NI_NAMEREQD) != 0) { ++ /* Host name not found. Use ip address. */ ++ return xstrdup(ntop); ++ } ++ ++ /* ++ * if reverse lookup result looks like a numeric hostname, ++ * someone is trying to trick us by PTR record like following: ++ * 1.1.1.10.in-addr.arpa. IN PTR 2.3.4.5 ++ */ ++ memset(&hints, 0, sizeof(hints)); ++ hints.ai_socktype = SOCK_DGRAM; /*dummy*/ ++ hints.ai_flags = AI_NUMERICHOST; ++ if (getaddrinfo(name, NULL, &hints, &ai) == 0) { ++ logit("Nasty PTR record \"%s\" is set up for %s, ignoring", ++ name, ntop); ++ freeaddrinfo(ai); ++ return xstrdup(ntop); ++ } ++ ++ /* Names are stored in lowercase. */ ++ lowercase(name); ++ ++ /* ++ * Map it back to an IP address and check that the given ++ * address actually is an address of this host. This is ++ * necessary because anyone with access to a name server can ++ * define arbitrary names for an IP address. Mapping from ++ * name to IP address can be trusted better (but can still be ++ * fooled if the intruder has access to the name server of ++ * the domain). ++ */ ++ memset(&hints, 0, sizeof(hints)); ++ hints.ai_family = from.ss_family; ++ hints.ai_socktype = SOCK_STREAM; ++ if (getaddrinfo(name, NULL, &hints, &aitop) != 0) { ++ logit("reverse mapping checking getaddrinfo for %.700s " ++ "[%s] failed.", name, ntop); ++ return xstrdup(ntop); ++ } ++ /* Look for the address from the list of addresses. */ ++ for (ai = aitop; ai; ai = ai->ai_next) { ++ if (getnameinfo(ai->ai_addr, ai->ai_addrlen, ntop2, ++ sizeof(ntop2), NULL, 0, NI_NUMERICHOST) == 0 && ++ (strcmp(ntop, ntop2) == 0)) ++ break; ++ } ++ freeaddrinfo(aitop); ++ /* If we reached the end of the list, the address was not there. */ ++ if (ai == NULL) { ++ /* Address not found for the host name. */ ++ logit("Address %.100s maps to %.600s, but this does not " ++ "map back to the address.", ntop, name); ++ return xstrdup(ntop); ++ } ++ return xstrdup(name); ++} ++ ++/* ++ * Return the canonical name of the host in the other side of the current ++ * connection. The host name is cached, so it is efficient to call this ++ * several times. ++ */ ++ ++const char * ++auth_get_canonical_hostname(struct ssh *ssh, int use_dns) ++{ ++ static char *dnsname; ++ ++ if (!use_dns) ++ return ssh_remote_ipaddr(ssh); ++ else if (dnsname != NULL) ++ return dnsname; ++ else { ++ dnsname = remote_hostname(ssh); ++ return dnsname; ++ } ++} +diff --git a/readconf.c b/readconf.c +index 03369a08..b45898ce 100644 +--- a/readconf.c ++++ b/readconf.c +@@ -161,6 +161,7 @@ typedef enum { + oClearAllForwardings, oNoHostAuthenticationForLocalhost, + oEnableSSHKeysign, oRekeyLimit, oVerifyHostKeyDNS, oConnectTimeout, + oAddressFamily, oGssAuthentication, oGssDelegateCreds, ++ oGssTrustDns, + oServerAliveInterval, oServerAliveCountMax, oIdentitiesOnly, + oSendEnv, oSetEnv, oControlPath, oControlMaster, oControlPersist, + oHashKnownHosts, +@@ -207,9 +208,11 @@ static struct { + #if defined(GSSAPI) + { "gssapiauthentication", oGssAuthentication }, + { "gssapidelegatecredentials", oGssDelegateCreds }, ++ { "gssapitrustdns", oGssTrustDns }, + # else + { "gssapiauthentication", oUnsupported }, + { "gssapidelegatecredentials", oUnsupported }, ++ { "gssapitrustdns", oUnsupported }, + #endif + #ifdef ENABLE_PKCS11 + { "pkcs11provider", oPKCS11Provider }, +@@ -1117,6 +1120,10 @@ parse_time: + intptr = &options->gss_deleg_creds; + goto parse_flag; + ++ case oGssTrustDns: ++ intptr = &options->gss_trust_dns; ++ goto parse_flag; ++ + case oBatchMode: + intptr = &options->batch_mode; + goto parse_flag; +@@ -2307,6 +2314,7 @@ initialize_options(Options * options) + options->pubkey_authentication = -1; + options->gss_authentication = -1; + options->gss_deleg_creds = -1; ++ options->gss_trust_dns = -1; + options->password_authentication = -1; + options->kbd_interactive_authentication = -1; + options->kbd_interactive_devices = NULL; +@@ -2465,6 +2473,8 @@ fill_default_options(Options * options) + options->gss_authentication = 0; + if (options->gss_deleg_creds == -1) + options->gss_deleg_creds = 0; ++ if (options->gss_trust_dns == -1) ++ options->gss_trust_dns = 0; + if (options->password_authentication == -1) + options->password_authentication = 1; + if (options->kbd_interactive_authentication == -1) +diff --git a/readconf.h b/readconf.h +index f7d53b06..c3a91898 100644 +--- a/readconf.h ++++ b/readconf.h +@@ -40,6 +40,7 @@ typedef struct { + int hostbased_authentication; /* ssh2's rhosts_rsa */ + int gss_authentication; /* Try GSS authentication */ + int gss_deleg_creds; /* Delegate GSS credentials */ ++ int gss_trust_dns; /* Trust DNS for GSS canonicalization */ + int password_authentication; /* Try password + * authentication. */ + int kbd_interactive_authentication; /* Try keyboard-interactive auth. */ +diff --git a/ssh_config.5 b/ssh_config.5 +index cd0eea86..27101943 100644 +--- a/ssh_config.5 ++++ b/ssh_config.5 +@@ -832,6 +832,16 @@ The default is + Forward (delegate) credentials to the server. + The default is + .Cm no . ++Note that this option applies to protocol version 2 connections using GSSAPI. ++.It Cm GSSAPITrustDns ++Set to ++.Dq yes to indicate that the DNS is trusted to securely canonicalize ++the name of the host being connected to. If ++.Dq no, the hostname entered on the ++command line will be passed untouched to the GSSAPI library. ++The default is ++.Dq no . ++This option only applies to protocol version 2 connections using GSSAPI. + .It Cm HashKnownHosts + Indicates that + .Xr ssh 1 +diff --git a/sshconnect2.c b/sshconnect2.c +index fea50fab..aeff639b 100644 +--- a/sshconnect2.c ++++ b/sshconnect2.c +@@ -776,6 +776,13 @@ userauth_gssapi(struct ssh *ssh) + OM_uint32 min; + int r, ok = 0; + gss_OID mech = NULL; ++ const char *gss_host; ++ ++ if (options.gss_trust_dns) { ++ extern const char *auth_get_canonical_hostname(struct ssh *ssh, int use_dns); ++ gss_host = auth_get_canonical_hostname(ssh, 1); ++ } else ++ gss_host = authctxt->host; + + /* Try one GSSAPI method at a time, rather than sending them all at + * once. */ +@@ -790,7 +797,7 @@ userauth_gssapi(struct ssh *ssh) + elements[authctxt->mech_tried]; + /* My DER encoding requires length<128 */ + if (mech->length < 128 && ssh_gssapi_check_mechanism(&gssctxt, +- mech, authctxt->host)) { ++ mech, gss_host)) { + ok = 1; /* Mechanism works */ + } else { + authctxt->mech_tried++; diff --git a/net-misc/openssh/files/openssh-8.7_p1-hpn-15.2-glue.patch b/net-misc/openssh/files/openssh-8.7_p1-hpn-15.2-glue.patch new file mode 100644 index 00000000000..309e57e8864 --- /dev/null +++ b/net-misc/openssh/files/openssh-8.7_p1-hpn-15.2-glue.patch @@ -0,0 +1,198 @@ +diff -ur '--exclude=.*.un~' a/openssh-8_5_P1-hpn-AES-CTR-15.2.diff b/openssh-8_5_P1-hpn-AES-CTR-15.2.diff +--- a/openssh-8_5_P1-hpn-AES-CTR-15.2.diff 2021-08-20 11:49:32.351767063 -0700 ++++ b/openssh-8_5_P1-hpn-AES-CTR-15.2.diff 2021-08-20 11:58:08.746214945 -0700 +@@ -1026,9 +1026,9 @@ + + } + +#endif + + +- debug("Authentication succeeded (%s).", authctxt.method->name); +- } +- ++ if (ssh_packet_connection_is_on_socket(ssh)) { ++ verbose("Authenticated to %s ([%s]:%d) using \"%s\".", host, ++ ssh_remote_ipaddr(ssh), ssh_remote_port(ssh), + diff --git a/sshd.c b/sshd.c + index 6277e6d6..bf3d6e4a 100644 + --- a/sshd.c +diff -ur '--exclude=.*.un~' a/openssh-8_5_P1-hpn-DynWinNoneSwitch-15.2.diff b/openssh-8_5_P1-hpn-DynWinNoneSwitch-15.2.diff +--- a/openssh-8_5_P1-hpn-DynWinNoneSwitch-15.2.diff 2021-08-20 11:49:32.351767063 -0700 ++++ b/openssh-8_5_P1-hpn-DynWinNoneSwitch-15.2.diff 2021-08-20 12:04:45.008038085 -0700 +@@ -536,18 +536,10 @@ + if (state->rekey_limit) + *max_blocks = MINIMUM(*max_blocks, + state->rekey_limit / enc->block_size); +-@@ -954,6 +963,24 @@ ssh_set_newkeys(struct ssh *ssh, int mode) ++@@ -954,6 +963,16 @@ ssh_set_newkeys(struct ssh *ssh, int mode) + return 0; + } + +-+/* this supports the forced rekeying required for the NONE cipher */ +-+int rekey_requested = 0; +-+void +-+packet_request_rekeying(void) +-+{ +-+ rekey_requested = 1; +-+} +-+ + +/* used to determine if pre or post auth when rekeying for aes-ctr + + * and none cipher switch */ + +int +@@ -561,20 +553,6 @@ + #define MAX_PACKETS (1U<<31) + static int + ssh_packet_need_rekeying(struct ssh *ssh, u_int outbound_packet_len) +-@@ -980,6 +1007,13 @@ ssh_packet_need_rekeying(struct ssh *ssh, u_int outbound_packet_len) +- if (state->p_send.packets == 0 && state->p_read.packets == 0) +- return 0; +- +-+ /* used to force rekeying when called for by the none +-+ * cipher switch methods -cjr */ +-+ if (rekey_requested == 1) { +-+ rekey_requested = 0; +-+ return 1; +-+ } +-+ +- /* Time-based rekeying */ +- if (state->rekey_interval != 0 && +- (int64_t)state->rekey_time + state->rekey_interval <= monotime()) + @@ -1317,7 +1351,7 @@ ssh_packet_read_seqnr(struct ssh *ssh, u_char *typep, u_int32_t *seqnr_p) + struct session_state *state = ssh->state; + int len, r, ms_remain; +@@ -598,12 +576,11 @@ + }; + + typedef int (ssh_packet_hook_fn)(struct ssh *, struct sshbuf *, +-@@ -155,6 +158,10 @@ int ssh_packet_inc_alive_timeouts(struct ssh *); ++@@ -155,6 +158,9 @@ int ssh_packet_inc_alive_timeouts(struct ssh *); + int ssh_packet_set_maxsize(struct ssh *, u_int); + u_int ssh_packet_get_maxsize(struct ssh *); + + +/* for forced packet rekeying post auth */ +-+void packet_request_rekeying(void); + +int packet_authentication_state(const struct ssh *); + + + int ssh_packet_get_state(struct ssh *, struct sshbuf *); +@@ -627,9 +604,9 @@ + oLocalCommand, oPermitLocalCommand, oRemoteCommand, + + oTcpRcvBufPoll, oTcpRcvBuf, oHPNDisabled, oHPNBufferSize, + + oNoneEnabled, oNoneMacEnabled, oNoneSwitch, ++ oDisableMTAES, + oVisualHostKey, + oKexAlgorithms, oIPQoS, oRequestTTY, oIgnoreUnknown, oProxyUseFdpass, +- oCanonicalDomains, oCanonicalizeHostname, oCanonicalizeMaxDots, + @@ -297,6 +300,9 @@ static struct { + { "kexalgorithms", oKexAlgorithms }, + { "ipqos", oIPQoS }, +@@ -637,9 +614,9 @@ + + { "noneenabled", oNoneEnabled }, + + { "nonemacenabled", oNoneMacEnabled }, + + { "noneswitch", oNoneSwitch }, +- { "proxyusefdpass", oProxyUseFdpass }, +- { "canonicaldomains", oCanonicalDomains }, +- { "canonicalizefallbacklocal", oCanonicalizeFallbackLocal }, ++ { "sessiontype", oSessionType }, ++ { "stdinnull", oStdinNull }, ++ { "forkafterauthentication", oForkAfterAuthentication }, + @@ -317,6 +323,11 @@ static struct { + { "securitykeyprovider", oSecurityKeyProvider }, + { "knownhostscommand", oKnownHostsCommand }, +@@ -717,9 +694,9 @@ + + options->hpn_buffer_size = -1; + + options->tcp_rcv_buf_poll = -1; + + options->tcp_rcv_buf = -1; +- options->proxy_use_fdpass = -1; +- options->ignored_unknown = NULL; +- options->num_canonical_domains = 0; ++ options->session_type = -1; ++ options->stdin_null = -1; ++ options->fork_after_authentication = -1; + @@ -2426,6 +2484,41 @@ fill_default_options(Options * options) + options->server_alive_interval = 0; + if (options->server_alive_count_max == -1) +@@ -778,9 +755,9 @@ + int ip_qos_bulk; /* IP ToS/DSCP/class for bulk traffic */ + SyslogFacility log_facility; /* Facility for system logging. */ + @@ -120,7 +124,11 @@ typedef struct { +- + int enable_ssh_keysign; + int64_t rekey_limit; ++ int disable_multithreaded; /*disable multithreaded aes-ctr*/ + + int none_switch; /* Use none cipher */ + + int none_enabled; /* Allow none cipher to be used */ + + int nonemac_enabled; /* Allow none MAC to be used */ +@@ -842,9 +819,9 @@ + /* Portable-specific options */ + if (options->use_pam == -1) + @@ -424,6 +434,49 @@ fill_default_server_options(ServerOptions *options) +- } +- if (options->permit_tun == -1) + options->permit_tun = SSH_TUNMODE_NO; ++ if (options->disable_multithreaded == -1) ++ options->disable_multithreaded = 0; + + if (options->none_enabled == -1) + + options->none_enabled = 0; + + if (options->nonemac_enabled == -1) +@@ -1047,17 +1024,17 @@ + Note that + diff --git a/sftp.c b/sftp.c + index fb3c08d1..89bebbb2 100644 +---- a/sftp.c +-+++ b/sftp.c +-@@ -71,7 +71,7 @@ typedef void EditLine; +- #include "sftp-client.h" +- +- #define DEFAULT_COPY_BUFLEN 32768 /* Size of buffer for up/download */ +--#define DEFAULT_NUM_REQUESTS 64 /* # concurrent outstanding requests */ +-+#define DEFAULT_NUM_REQUESTS 256 /* # concurrent outstanding requests */ ++--- a/sftp-client.c +++++ b/sftp-client.c ++@@ -65,7 +65,7 @@ typedef void EditLine; ++ #define DEFAULT_COPY_BUFLEN 32768 ++ ++ /* Default number of concurrent outstanding requests */ ++-#define DEFAULT_NUM_REQUESTS 64 +++#define DEFAULT_NUM_REQUESTS 256 + +- /* File to read commands from */ +- FILE* infile; ++ /* Minimum amount of data to read at a time */ ++ #define MIN_READ_SIZE 512 + diff --git a/ssh-keygen.c b/ssh-keygen.c + index cfb5f115..36a6e519 100644 + --- a/ssh-keygen.c +@@ -1330,9 +1307,9 @@ + + } + + } + + +- debug("Authentication succeeded (%s).", authctxt.method->name); +- } + ++ #ifdef WITH_OPENSSL ++ if (options.disable_multithreaded == 0) { + diff --git a/sshd.c b/sshd.c + index 6277e6d6..d66fa41a 100644 + --- a/sshd.c +@@ -1359,8 +1336,8 @@ + if (bind(listen_sock, ai->ai_addr, ai->ai_addrlen) == -1) { + error("Bind to port %s on %s failed: %.200s.", + @@ -1727,6 +1734,19 @@ main(int ac, char **av) +- /* Fill in default values for those options not explicitly set. */ +- fill_default_server_options(&options); ++ fatal("AuthorizedPrincipalsCommand set without " ++ "AuthorizedPrincipalsCommandUser"); + + + if (options.none_enabled == 1) { + + char *old_ciphers = options.ciphers; +@@ -1375,9 +1352,9 @@ + + } + + } + + +- /* challenge-response is implemented via keyboard interactive */ +- if (options.challenge_response_authentication) +- options.kbd_interactive_authentication = 1; ++ /* ++ * Check whether there is any path through configured auth methods. ++ * Unfortunately it is not possible to verify this generally before + @@ -2166,6 +2186,9 @@ main(int ac, char **av) + rdomain == NULL ? "" : "\""); + free(laddr); diff --git a/net-misc/openssh/openssh-8.7_p1.ebuild b/net-misc/openssh/openssh-8.7_p1.ebuild new file mode 100644 index 00000000000..2b26a0f2548 --- /dev/null +++ b/net-misc/openssh/openssh-8.7_p1.ebuild @@ -0,0 +1,513 @@ +# Copyright 1999-2021 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +EAPI=7 + +inherit user-info flag-o-matic autotools pam systemd toolchain-funcs + +# Make it more portable between straight releases +# and _p? releases. +PARCH=${P/_} + +# PV to USE for HPN patches +#HPN_PV="${PV^^}" +HPN_PV="8.5_P1" + +HPN_VER="15.2" +HPN_PATCHES=( + ${PN}-${HPN_PV/./_}-hpn-DynWinNoneSwitch-${HPN_VER}.diff + ${PN}-${HPN_PV/./_}-hpn-AES-CTR-${HPN_VER}.diff + ${PN}-${HPN_PV/./_}-hpn-PeakTput-${HPN_VER}.diff +) + +SCTP_VER="1.2" SCTP_PATCH="${PARCH}-sctp-${SCTP_VER}.patch.xz" +#X509_VER="13.1" X509_PATCH="${PARCH}+x509-${X509_VER}.diff.gz" + +DESCRIPTION="Port of OpenBSD's free SSH release" +HOMEPAGE="https://www.openssh.com/" +SRC_URI="mirror://openbsd/OpenSSH/portable/${PARCH}.tar.gz + ${SCTP_PATCH:+sctp? ( https://dev.gentoo.org/~chutzpah/dist/openssh/${SCTP_PATCH} )} + ${HPN_VER:+hpn? ( $(printf "mirror://sourceforge/project/hpnssh/Patches/HPN-SSH%%20${HPN_VER/./v}%%20${HPN_PV/_P/p}/%s\n" "${HPN_PATCHES[@]}") )} + ${X509_PATCH:+X509? ( https://roumenpetrov.info/openssh/x509-${X509_VER}/${X509_PATCH} )} +" +S="${WORKDIR}/${PARCH}" + +LICENSE="BSD GPL-2" +SLOT="0" +KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~x64-cygwin ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris" +# Probably want to drop ssl defaulting to on in a future version. +IUSE="abi_mips_n32 audit bindist debug hpn kerberos kernel_linux ldns libedit livecd pam +pie +scp sctp security-key selinux +ssl static test X X509 xmss" + +RESTRICT="!test? ( test )" + +REQUIRED_USE=" + hpn? ( ssl ) + ldns? ( ssl ) + pie? ( !static ) + static? ( !kerberos !pam ) + X509? ( !sctp !security-key ssl !xmss ) + xmss? ( ssl ) + test? ( ssl ) +" + +# tests currently fail with XMSS +REQUIRED_USE+="test? ( !xmss )" + +LIB_DEPEND=" + audit? ( sys-process/audit[static-libs(+)] ) + ldns? ( + net-libs/ldns[static-libs(+)] + !bindist? ( net-libs/ldns[ecdsa,ssl(+)] ) + bindist? ( net-libs/ldns[-ecdsa,ssl(+)] ) + ) + libedit? ( dev-libs/libedit:=[static-libs(+)] ) + sctp? ( net-misc/lksctp-tools[static-libs(+)] ) + security-key? ( >=dev-libs/libfido2-1.5.0:=[static-libs(+)] ) + selinux? ( >=sys-libs/libselinux-1.28[static-libs(+)] ) + ssl? ( + || ( + ( + >=dev-libs/openssl-1.0.1:0[bindist(-)=] + =dev-libs/openssl-1.1.0g:0[bindist(-)=] + ) + dev-libs/openssl:0=[static-libs(+)] + ) + virtual/libcrypt:=[static-libs(+)] + >=sys-libs/zlib-1.2.3:=[static-libs(+)] +" +RDEPEND=" + acct-group/sshd + acct-user/sshd + !static? ( ${LIB_DEPEND//\[static-libs(+)]} ) + pam? ( sys-libs/pam ) + kerberos? ( virtual/krb5 ) +" +DEPEND="${RDEPEND} + virtual/os-headers + kernel_linux? ( !prefix-guest? ( >=sys-kernel/linux-headers-5.1 ) ) + static? ( ${LIB_DEPEND} ) +" +RDEPEND="${RDEPEND} + pam? ( >=sys-auth/pambase-20081028 ) + userland_GNU? ( !prefix? ( sys-apps/shadow ) ) + X? ( x11-apps/xauth ) +" +BDEPEND=" + virtual/pkgconfig + sys-devel/autoconf +" + +pkg_pretend() { + # this sucks, but i'd rather have people unable to `emerge -u openssh` + # than not be able to log in to their server any more + maybe_fail() { [[ -z ${!2} ]] && echo "$1" ; } + local fail=" + $(use hpn && maybe_fail hpn HPN_VER) + $(use sctp && maybe_fail sctp SCTP_PATCH) + $(use X509 && maybe_fail X509 X509_PATCH) + " + fail=$(echo ${fail}) + if [[ -n ${fail} ]] ; then + eerror "Sorry, but this version does not yet support features" + eerror "that you requested: ${fail}" + eerror "Please mask ${PF} for now and check back later:" + eerror " # echo '=${CATEGORY}/${PF}' >> /etc/portage/package.mask" + die "Missing requested third party patch." + fi + + # Make sure people who are using tcp wrappers are notified of its removal. #531156 + if grep -qs '^ *sshd *:' "${EROOT}"/etc/hosts.{allow,deny} ; then + ewarn "Sorry, but openssh no longer supports tcp-wrappers, and it seems like" + ewarn "you're trying to use it. Update your ${EROOT}/etc/hosts.{allow,deny} please." + fi +} + +src_prepare() { + sed -i \ + -e "/_PATH_XAUTH/s:/usr/X11R6/bin/xauth:${EPREFIX}/usr/bin/xauth:" \ + pathnames.h || die + + # don't break .ssh/authorized_keys2 for fun + sed -i '/^AuthorizedKeysFile/s:^:#:' sshd_config || die + + eapply "${FILESDIR}"/${PN}-7.9_p1-include-stdlib.patch + eapply "${FILESDIR}"/${PN}-8.7_p1-GSSAPI-dns.patch #165444 integrated into gsskex + eapply "${FILESDIR}"/${PN}-6.7_p1-openssl-ignore-status.patch + eapply "${FILESDIR}"/${PN}-7.5_p1-disable-conch-interop-tests.patch + eapply "${FILESDIR}"/${PN}-8.0_p1-fix-putty-tests.patch + eapply "${FILESDIR}"/${PN}-8.0_p1-deny-shmget-shmat-shmdt-in-preauth-privsep-child.patch + + [[ -d ${WORKDIR}/patches ]] && eapply "${WORKDIR}"/patches + + local PATCHSET_VERSION_MACROS=() + + if use X509 ; then + pushd "${WORKDIR}" &>/dev/null || die + eapply "${FILESDIR}/${P}-X509-glue-"${X509_VER}".patch" + popd &>/dev/null || die + + eapply "${WORKDIR}"/${X509_PATCH%.*} + + # We need to patch package version or any X.509 sshd will reject our ssh client + # with "userauth_pubkey: could not parse key: string is too large [preauth]" + # error + einfo "Patching package version for X.509 patch set ..." + sed -i \ + -e "s/^AC_INIT(\[OpenSSH\], \[Portable\]/AC_INIT([OpenSSH], [${X509_VER}]/" \ + "${S}"/configure.ac || die "Failed to patch package version for X.509 patch" + + einfo "Patching version.h to expose X.509 patch set ..." + sed -i \ + -e "/^#define SSH_PORTABLE.*/a #define SSH_X509 \"-PKIXSSH-${X509_VER}\"" \ + "${S}"/version.h || die "Failed to sed-in X.509 patch version" + PATCHSET_VERSION_MACROS+=( 'SSH_X509' ) + fi + + if use sctp ; then + eapply "${WORKDIR}"/${SCTP_PATCH%.*} + + einfo "Patching version.h to expose SCTP patch set ..." + sed -i \ + -e "/^#define SSH_PORTABLE/a #define SSH_SCTP \"-sctp-${SCTP_VER}\"" \ + "${S}"/version.h || die "Failed to sed-in SCTP patch version" + PATCHSET_VERSION_MACROS+=( 'SSH_SCTP' ) + + einfo "Disabling know failing test (cfgparse) caused by SCTP patch ..." + sed -i \ + -e "/\t\tcfgparse \\\/d" \ + "${S}"/regress/Makefile || die "Failed to disable known failing test (cfgparse) caused by SCTP patch" + fi + + if use hpn ; then + local hpn_patchdir="${T}/${P}-hpn${HPN_VER}" + mkdir "${hpn_patchdir}" || die + cp $(printf -- "${DISTDIR}/%s\n" "${HPN_PATCHES[@]}") "${hpn_patchdir}" || die + pushd "${hpn_patchdir}" &>/dev/null || die + eapply "${FILESDIR}"/${P}-hpn-${HPN_VER}-glue.patch + use X509 && eapply "${FILESDIR}"/${PN}-8.6_p1-hpn-${HPN_VER}-X509-glue.patch + use sctp && eapply "${FILESDIR}"/${PN}-8.5_p1-hpn-${HPN_VER}-sctp-glue.patch + popd &>/dev/null || die + + eapply "${hpn_patchdir}" + + use X509 || eapply "${FILESDIR}/openssh-8.6_p1-hpn-version.patch" + + einfo "Patching Makefile.in for HPN patch set ..." + sed -i \ + -e "/^LIBS=/ s/\$/ -lpthread/" \ + "${S}"/Makefile.in || die "Failed to patch Makefile.in" + + einfo "Patching version.h to expose HPN patch set ..." + sed -i \ + -e "/^#define SSH_PORTABLE/a #define SSH_HPN \"-hpn${HPN_VER//./v}\"" \ + "${S}"/version.h || die "Failed to sed-in HPN patch version" + PATCHSET_VERSION_MACROS+=( 'SSH_HPN' ) + + if [[ -n "${HPN_DISABLE_MTAES}" ]] ; then + einfo "Disabling known non-working MT AES cipher per default ..." + + cat > "${T}"/disable_mtaes.conf <<- EOF + + # HPN's Multi-Threaded AES CTR cipher is currently known to be broken + # and therefore disabled per default. + DisableMTAES yes + EOF + sed -i \ + -e "/^#HPNDisabled.*/r ${T}/disable_mtaes.conf" \ + "${S}"/sshd_config || die "Failed to disabled MT AES ciphers in sshd_config" + + sed -i \ + -e "/AcceptEnv.*_XXX_TEST$/a \\\tDisableMTAES\t\tyes" \ + "${S}"/regress/test-exec.sh || die "Failed to disable MT AES ciphers in test config" + fi + fi + + if use X509 || use sctp || use hpn ; then + einfo "Patching sshconnect.c to use SSH_RELEASE in send_client_banner() ..." + sed -i \ + -e "s/PROTOCOL_MAJOR_2, PROTOCOL_MINOR_2, SSH_VERSION/PROTOCOL_MAJOR_2, PROTOCOL_MINOR_2, SSH_RELEASE/" \ + "${S}"/sshconnect.c || die "Failed to patch send_client_banner() to use SSH_RELEASE (sshconnect.c)" + + einfo "Patching sshd.c to use SSH_RELEASE in sshd_exchange_identification() ..." + sed -i \ + -e "s/PROTOCOL_MAJOR_2, PROTOCOL_MINOR_2, SSH_VERSION/PROTOCOL_MAJOR_2, PROTOCOL_MINOR_2, SSH_RELEASE/" \ + "${S}"/sshd.c || die "Failed to patch sshd_exchange_identification() to use SSH_RELEASE (sshd.c)" + + einfo "Patching version.h to add our patch sets to SSH_RELEASE ..." + sed -i \ + -e "s/^#define SSH_RELEASE.*/#define SSH_RELEASE SSH_VERSION SSH_PORTABLE ${PATCHSET_VERSION_MACROS[*]}/" \ + "${S}"/version.h || die "Failed to patch SSH_RELEASE (version.h)" + fi + + sed -i \ + -e "/#UseLogin no/d" \ + "${S}"/sshd_config || die "Failed to remove removed UseLogin option (sshd_config)" + + eapply_user #473004 + + # These tests are currently incompatible with PORTAGE_TMPDIR/sandbox + sed -e '/\t\tpercent \\/ d' \ + -i regress/Makefile || die + + tc-export PKG_CONFIG + local sed_args=( + -e "s:-lcrypto:$(${PKG_CONFIG} --libs openssl):" + # Disable PATH reset, trust what portage gives us #254615 + -e 's:^PATH=/:#PATH=/:' + # Disable fortify flags ... our gcc does this for us + -e 's:-D_FORTIFY_SOURCE=2::' + ) + + # The -ftrapv flag ICEs on hppa #505182 + use hppa && sed_args+=( + -e '/CFLAGS/s:-ftrapv:-fdisable-this-test:' + -e '/OSSH_CHECK_CFLAG_LINK.*-ftrapv/d' + ) + # _XOPEN_SOURCE causes header conflicts on Solaris + [[ ${CHOST} == *-solaris* ]] && sed_args+=( + -e 's/-D_XOPEN_SOURCE//' + ) + sed -i "${sed_args[@]}" configure{.ac,} || die + + eautoreconf +} + +src_configure() { + addwrite /dev/ptmx + + use debug && append-cppflags -DSANDBOX_SECCOMP_FILTER_DEBUG + use static && append-ldflags -static + use xmss && append-cflags -DWITH_XMSS + + if [[ ${CHOST} == *-solaris* ]] ; then + # Solaris' glob.h doesn't have things like GLOB_TILDE, configure + # doesn't check for this, so force the replacement to be put in + # place + append-cppflags -DBROKEN_GLOB + fi + + # use replacement, RPF_ECHO_ON doesn't exist here + [[ ${CHOST} == *-darwin* ]] && export ac_cv_func_readpassphrase=no + + local myconf=( + --with-ldflags="${LDFLAGS}" + --disable-strip + --with-pid-dir="${EPREFIX}"$(usex kernel_linux '' '/var')/run + --sysconfdir="${EPREFIX}"/etc/ssh + --libexecdir="${EPREFIX}"/usr/$(get_libdir)/misc + --datadir="${EPREFIX}"/usr/share/openssh + --with-privsep-path="${EPREFIX}"/var/empty + --with-privsep-user=sshd + $(use_with audit audit linux) + $(use_with kerberos kerberos5 "${EPREFIX}"/usr) + # We apply the sctp patch conditionally, so can't pass --without-sctp + # unconditionally else we get unknown flag warnings. + $(use sctp && use_with sctp) + $(use_with ldns ldns "${EPREFIX}"/usr) + $(use_with libedit) + $(use_with pam) + $(use_with pie) + $(use_with selinux) + $(usex X509 '' "$(use_with security-key security-key-builtin)") + $(use_with ssl openssl) + $(use_with ssl md5-passwords) + $(use_with ssl ssl-engine) + $(use_with !elibc_Cygwin hardening) #659210 + ) + + if use elibc_musl; then + # stackprotect is broken on musl x86 and ppc + if use x86 || use ppc; then + myconf+=( --without-stackprotect ) + fi + + # musl defines bogus values for UTMP_FILE and WTMP_FILE + # https://bugs.gentoo.org/753230 + myconf+=( --disable-utmp --disable-wtmp ) + fi + + # The seccomp sandbox is broken on x32, so use the older method for now. #553748 + use amd64 && [[ ${ABI} == "x32" ]] && myconf+=( --with-sandbox=rlimit ) + + econf "${myconf[@]}" +} + +src_test() { + local t skipped=() failed=() passed=() + local tests=( interop-tests compat-tests ) + + local shell=$(egetshell "${UID}") + if [[ ${shell} == */nologin ]] || [[ ${shell} == */false ]] ; then + elog "Running the full OpenSSH testsuite requires a usable shell for the 'portage'" + elog "user, so we will run a subset only." + skipped+=( tests ) + else + tests+=( tests ) + fi + + # It will also attempt to write to the homedir .ssh. + local sshhome=${T}/homedir + mkdir -p "${sshhome}"/.ssh + for t in "${tests[@]}" ; do + # Some tests read from stdin ... + HOMEDIR="${sshhome}" HOME="${sshhome}" TMPDIR="${T}" \ + SUDO="" SSH_SK_PROVIDER="" \ + TEST_SSH_UNSAFE_PERMISSIONS=1 \ + emake -k -j1 ${t} > "${ED}"/etc/ssh/sshd_config + + # Allow client to pass locale environment variables. #367017 + AcceptEnv ${locale_vars[*]} + + # Allow client to pass COLORTERM to match TERM. #658540 + AcceptEnv COLORTERM + EOF + + # Then the client config. + cat <<-EOF >> "${ED}"/etc/ssh/ssh_config + + # Send locale environment variables. #367017 + SendEnv ${locale_vars[*]} + + # Send COLORTERM to match TERM. #658540 + SendEnv COLORTERM + EOF + + if use pam ; then + sed -i \ + -e "/^#UsePAM /s:.*:UsePAM yes:" \ + -e "/^#PasswordAuthentication /s:.*:PasswordAuthentication no:" \ + -e "/^#PrintMotd /s:.*:PrintMotd no:" \ + -e "/^#PrintLastLog /s:.*:PrintLastLog no:" \ + "${ED}"/etc/ssh/sshd_config || die + fi + + if use livecd ; then + sed -i \ + -e '/^#PermitRootLogin/c# Allow root login with password on livecds.\nPermitRootLogin Yes' \ + "${ED}"/etc/ssh/sshd_config || die + fi +} + +src_install() { + emake install-nokeys DESTDIR="${D}" + fperms 600 /etc/ssh/sshd_config + dobin contrib/ssh-copy-id + newinitd "${FILESDIR}"/sshd-r1.initd sshd + newconfd "${FILESDIR}"/sshd-r1.confd sshd + + if use pam; then + newpamd "${FILESDIR}"/sshd.pam_include.2 sshd + fi + + tweak_ssh_configs + + doman contrib/ssh-copy-id.1 + dodoc CREDITS OVERVIEW README* TODO sshd_config + use hpn && dodoc HPN-README + use X509 || dodoc ChangeLog + + diropts -m 0700 + dodir /etc/skel/.ssh + + # https://bugs.gentoo.org/733802 + if ! use scp; then + rm -f "${ED}"/usr/{bin/scp,share/man/man1/scp.1} \ + || die "failed to remove scp" + fi + + rmdir "${ED}"/var/empty || die + + systemd_dounit "${FILESDIR}"/sshd.{service,socket} + systemd_newunit "${FILESDIR}"/sshd_at.service 'sshd@.service' +} + +pkg_preinst() { + if ! use ssl && has_version "${CATEGORY}/${PN}[ssl]"; then + show_ssl_warning=1 + fi +} + +pkg_postinst() { + local old_ver + for old_ver in ${REPLACING_VERSIONS}; do + if ver_test "${old_ver}" -lt "5.8_p1"; then + elog "Starting with openssh-5.8p1, the server will default to a newer key" + elog "algorithm (ECDSA). You are encouraged to manually update your stored" + elog "keys list as servers update theirs. See ssh-keyscan(1) for more info." + fi + if ver_test "${old_ver}" -lt "7.0_p1"; then + elog "Starting with openssh-6.7, support for USE=tcpd has been dropped by upstream." + elog "Make sure to update any configs that you might have. Note that xinetd might" + elog "be an alternative for you as it supports USE=tcpd." + fi + if ver_test "${old_ver}" -lt "7.1_p1"; then #557388 #555518 + elog "Starting with openssh-7.0, support for ssh-dss keys were disabled due to their" + elog "weak sizes. If you rely on these key types, you can re-enable the key types by" + elog "adding to your sshd_config or ~/.ssh/config files:" + elog " PubkeyAcceptedKeyTypes=+ssh-dss" + elog "You should however generate new keys using rsa or ed25519." + + elog "Starting with openssh-7.0, the default for PermitRootLogin changed from 'yes'" + elog "to 'prohibit-password'. That means password auth for root users no longer works" + elog "out of the box. If you need this, please update your sshd_config explicitly." + fi + if ver_test "${old_ver}" -lt "7.6_p1"; then + elog "Starting with openssh-7.6p1, openssh upstream has removed ssh1 support entirely." + elog "Furthermore, rsa keys with less than 1024 bits will be refused." + fi + if ver_test "${old_ver}" -lt "7.7_p1"; then + elog "Starting with openssh-7.7p1, we no longer patch openssh to provide LDAP functionality." + elog "Install sys-auth/ssh-ldap-pubkey and use OpenSSH's \"AuthorizedKeysCommand\" option" + elog "if you need to authenticate against LDAP." + elog "See https://wiki.gentoo.org/wiki/SSH/LDAP_migration for more details." + fi + if ver_test "${old_ver}" -lt "8.2_p1"; then + ewarn "After upgrading to openssh-8.2p1 please restart sshd, otherwise you" + ewarn "will not be able to establish new sessions. Restarting sshd over a ssh" + ewarn "connection is generally safe." + fi + done + + if [[ -n ${show_ssl_warning} ]]; then + elog "Be aware that by disabling openssl support in openssh, the server and clients" + elog "no longer support dss/rsa/ecdsa keys. You will need to generate ed25519 keys" + elog "and update all clients/servers that utilize them." + fi + + if use hpn && [[ -n "${HPN_DISABLE_MTAES}" ]] ; then + elog "" + elog "HPN's multi-threaded AES CTR cipher is currently known to be broken" + elog "and therefore disabled at runtime per default." + elog "Make sure your sshd_config is up to date and contains" + elog "" + elog " DisableMTAES yes" + elog "" + elog "Otherwise you maybe unable to connect to this sshd using any AES CTR cipher." + elog "" + fi +}