Date: Wed, 19 Dec 2018 17:48:38 +0000 (UTC) From: Mark Johnston <markj@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r342222 - stable/12/sbin/ping Message-ID: <201812191748.wBJHmclf089171@repo.freebsd.org>
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Author: markj Date: Wed Dec 19 17:48:37 2018 New Revision: 342222 URL: https://svnweb.freebsd.org/changeset/base/342222 Log: Revert r342219. It depends on a Capsicum helper not present in stable/12. Modified: stable/12/sbin/ping/ping.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sbin/ping/ping.c ============================================================================== --- stable/12/sbin/ping/ping.c Wed Dec 19 17:45:16 2018 (r342221) +++ stable/12/sbin/ping/ping.c Wed Dec 19 17:48:37 2018 (r342222) @@ -85,7 +85,6 @@ __FBSDID("$FreeBSD$"); #include <netipsec/ipsec.h> #endif /*IPSEC*/ -#include <capsicum_helpers.h> #include <ctype.h> #include <err.h> #include <errno.h> @@ -259,6 +258,7 @@ main(int argc, char *const *argv) policy_in = policy_out = NULL; #endif cap_rights_t rights; + bool cansandbox; /* * Do the stuff that we need root priv's for *first*, and @@ -709,20 +709,27 @@ main(int argc, char *const *argv) ip->ip_dst = to->sin_addr; } + if (options & F_NUMERIC) + cansandbox = true; + else if (capdns != NULL) + cansandbox = CASPER_SUPPORT; + else + cansandbox = false; + /* * Here we enter capability mode. Further down access to global * namespaces (e.g filesystem) is restricted (see capsicum(4)). * We must connect(2) our socket before this point. */ - caph_cache_catpages(); - if (caph_enter_casper() < 0) + if (cansandbox && cap_enter() < 0 && errno != ENOSYS) err(1, "cap_enter"); cap_rights_init(&rights, CAP_RECV, CAP_EVENT, CAP_SETSOCKOPT); - if (caph_rights_limit(srecv, &rights) < 0) + if (cap_rights_limit(srecv, &rights) < 0 && errno != ENOSYS) err(1, "cap_rights_limit srecv"); + cap_rights_init(&rights, CAP_SEND, CAP_SETSOCKOPT); - if (caph_rights_limit(ssend, &rights) < 0) + if (cap_rights_limit(ssend, &rights) < 0 && errno != ENOSYS) err(1, "cap_rights_limit ssend"); /* record route option */ @@ -807,14 +814,14 @@ main(int argc, char *const *argv) sizeof(hold)); /* CAP_SETSOCKOPT removed */ cap_rights_init(&rights, CAP_RECV, CAP_EVENT); - if (caph_rights_limit(srecv, &rights) < 0) + if (cap_rights_limit(srecv, &rights) < 0 && errno != ENOSYS) err(1, "cap_rights_limit srecv setsockopt"); if (uid == 0) (void)setsockopt(ssend, SOL_SOCKET, SO_SNDBUF, (char *)&hold, sizeof(hold)); /* CAP_SETSOCKOPT removed */ cap_rights_init(&rights, CAP_SEND); - if (caph_rights_limit(ssend, &rights) < 0) + if (cap_rights_limit(ssend, &rights) < 0 && errno != ENOSYS) err(1, "cap_rights_limit ssend setsockopt"); if (to->sin_family == AF_INET) {
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