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-rw-r--r--session.c111
1 files changed, 1 insertions, 110 deletions
diff --git a/session.c b/session.c
index e48c3c0b4..2134d917a 100644
--- a/session.c
+++ b/session.c
@@ -67,21 +67,6 @@ RCSID("$OpenBSD: session.c,v 1.126 2002/02/14 23:28:00 markus Exp $");
67#define is_winnt (GetVersion() < 0x80000000) 67#define is_winnt (GetVersion() < 0x80000000)
68#endif 68#endif
69 69
70/* AIX limits */
71#if defined(HAVE_GETUSERATTR) && !defined(S_UFSIZE_HARD) && defined(S_UFSIZE)
72# define S_UFSIZE_HARD S_UFSIZE "_hard"
73# define S_UCPU_HARD S_UCPU "_hard"
74# define S_UDATA_HARD S_UDATA "_hard"
75# define S_USTACK_HARD S_USTACK "_hard"
76# define S_URSS_HARD S_URSS "_hard"
77# define S_UCORE_HARD S_UCORE "_hard"
78# define S_UNOFILE_HARD S_UNOFILE "_hard"
79#endif
80
81#ifdef _AIX
82# include <uinfo.h>
83#endif
84
85/* types */ 70/* types */
86 71
87#define TTYSZ 64 72#define TTYSZ 64
@@ -898,85 +883,6 @@ void copy_environment(char **source, char ***env, u_int *envsize)
898 } 883 }
899} 884}
900 885
901#if defined(HAVE_GETUSERATTR)
902/*
903 * AIX-specific login initialisation
904 */
905void set_limit(char *user, char *soft, char *hard, int resource, int mult)
906{
907 struct rlimit rlim;
908 int slim, hlim;
909
910 getrlimit(resource, &rlim);
911
912 slim = 0;
913 if (getuserattr(user, soft, &slim, SEC_INT) != -1) {
914 if (slim < 0) {
915 rlim.rlim_cur = RLIM_INFINITY;
916 } else if (slim != 0) {
917 /* See the wackiness below */
918 if (rlim.rlim_cur == slim * mult)
919 slim = 0;
920 else
921 rlim.rlim_cur = slim * mult;
922 }
923 }
924
925 hlim = 0;
926 if (getuserattr(user, hard, &hlim, SEC_INT) != -1) {
927 if (hlim < 0) {
928 rlim.rlim_max = RLIM_INFINITY;
929 } else if (hlim != 0) {
930 rlim.rlim_max = hlim * mult;
931 }
932 }
933
934 /*
935 * XXX For cpu and fsize the soft limit is set to the hard limit
936 * if the hard limit is left at its default value and the soft limit
937 * is changed from its default value, either by requesting it
938 * (slim == 0) or by setting it to the current default. At least
939 * that's how rlogind does it. If you're confused you're not alone.
940 * Bug or feature? AIX 4.3.1.2
941 */
942 if ((!strcmp(soft, "fsize") || !strcmp(soft, "cpu"))
943 && hlim == 0 && slim != 0)
944 rlim.rlim_max = rlim.rlim_cur;
945 /* A specified hard limit limits the soft limit */
946 else if (hlim > 0 && rlim.rlim_cur > rlim.rlim_max)
947 rlim.rlim_cur = rlim.rlim_max;
948 /* A soft limit can increase a hard limit */
949 else if (rlim.rlim_cur > rlim.rlim_max)
950 rlim.rlim_max = rlim.rlim_cur;
951
952 if (setrlimit(resource, &rlim) != 0)
953 error("setrlimit(%.10s) failed: %.100s", soft, strerror(errno));
954}
955
956void set_limits_from_userattr(char *user)
957{
958 int mask;
959 char buf[16];
960
961 set_limit(user, S_UFSIZE, S_UFSIZE_HARD, RLIMIT_FSIZE, 512);
962 set_limit(user, S_UCPU, S_UCPU_HARD, RLIMIT_CPU, 1);
963 set_limit(user, S_UDATA, S_UDATA_HARD, RLIMIT_DATA, 512);
964 set_limit(user, S_USTACK, S_USTACK_HARD, RLIMIT_STACK, 512);
965 set_limit(user, S_URSS, S_URSS_HARD, RLIMIT_RSS, 512);
966 set_limit(user, S_UCORE, S_UCORE_HARD, RLIMIT_CORE, 512);
967#if defined(S_UNOFILE)
968 set_limit(user, S_UNOFILE, S_UNOFILE_HARD, RLIMIT_NOFILE, 1);
969#endif
970
971 if (getuserattr(user, S_UMASK, &mask, SEC_INT) != -1) {
972 /* Convert decimal to octal */
973 (void) snprintf(buf, sizeof(buf), "%d", mask);
974 if (sscanf(buf, "%o", &mask) == 1)
975 umask(mask);
976 }
977}
978#endif /* defined(HAVE_GETUSERATTR) */
979
980/* 886/*
981 * Performs common processing for the child, such as setting up the 887 * Performs common processing for the child, such as setting up the
982 * environment, closing extra file descriptors, setting the user and group 888 * environment, closing extra file descriptors, setting the user and group
@@ -1082,22 +988,7 @@ do_child(Session *s, const char *command)
1082 irix_setusercontext(pw); 988 irix_setusercontext(pw);
1083# endif /* defined(WITH_IRIX_PROJECT) || defined(WITH_IRIX_JOBS) || defined(WITH_IRIX_ARRAY) */ 989# endif /* defined(WITH_IRIX_PROJECT) || defined(WITH_IRIX_JOBS) || defined(WITH_IRIX_ARRAY) */
1084#ifdef _AIX 990#ifdef _AIX
1085 /* 991 aix_usrinfo(s)
1086 * AIX has a "usrinfo" area where logname and
1087 * other stuff is stored - a few applications
1088 * actually use this and die if it's not set
1089 */
1090 if (s->ttyfd == -1)
1091 s->tty[0] = '\0';
1092 cp = xmalloc(22 + strlen(s->tty) +
1093 2 * strlen(pw->pw_name));
1094 i = sprintf(cp, "LOGNAME=%s%cNAME=%s%cTTY=%s%c%c",
1095 pw->pw_name, 0, pw->pw_name, 0, s->tty, 0, 0);
1096 if (usrinfo(SETUINFO, cp, i) == -1)
1097 fatal("Couldn't set usrinfo: %s",
1098 strerror(errno));
1099 debug3("AIX/UsrInfo: set len %d", i);
1100 xfree(cp);
1101#endif 992#endif
1102 993
1103 /* Permanently switch to the desired uid. */ 994 /* Permanently switch to the desired uid. */