version 1.18.2.2, 2002/05/17 00:03:25 |
version 1.18.2.3, 2002/06/22 07:23:18 |
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{ |
{ |
/* Save the current euid, and egroups. */ |
/* Save the current euid, and egroups. */ |
saved_euid = geteuid(); |
saved_euid = geteuid(); |
debug("temporarily_use_uid: %d/%d (e=%d)", |
debug("temporarily_use_uid: %u/%u (e=%u)", |
pw->pw_uid, pw->pw_gid, saved_euid); |
(u_int)pw->pw_uid, (u_int)pw->pw_gid, (u_int)saved_euid); |
if (saved_euid != 0) { |
if (saved_euid != 0) { |
privileged = 0; |
privileged = 0; |
return; |
return; |
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if (setgroups(user_groupslen, user_groups) < 0) |
if (setgroups(user_groupslen, user_groups) < 0) |
fatal("setgroups: %.100s", strerror(errno)); |
fatal("setgroups: %.100s", strerror(errno)); |
if (setegid(pw->pw_gid) < 0) |
if (setegid(pw->pw_gid) < 0) |
fatal("setegid %u: %.100s", (u_int) pw->pw_gid, |
fatal("setegid %u: %.100s", (u_int)pw->pw_gid, |
strerror(errno)); |
strerror(errno)); |
if (seteuid(pw->pw_uid) == -1) |
if (seteuid(pw->pw_uid) == -1) |
fatal("seteuid %u: %.100s", (u_int) pw->pw_uid, |
fatal("seteuid %u: %.100s", (u_int)pw->pw_uid, |
strerror(errno)); |
strerror(errno)); |
} |
} |
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fatal("restore_uid: temporarily_use_uid not effective"); |
fatal("restore_uid: temporarily_use_uid not effective"); |
/* Set the effective uid back to the saved privileged uid. */ |
/* Set the effective uid back to the saved privileged uid. */ |
if (seteuid(saved_euid) < 0) |
if (seteuid(saved_euid) < 0) |
fatal("seteuid %u: %.100s", (u_int) saved_euid, strerror(errno)); |
fatal("seteuid %u: %.100s", (u_int)saved_euid, strerror(errno)); |
if (setgroups(saved_egroupslen, saved_egroups) < 0) |
if (setgroups(saved_egroupslen, saved_egroups) < 0) |
fatal("setgroups: %.100s", strerror(errno)); |
fatal("setgroups: %.100s", strerror(errno)); |
if (setegid(saved_egid) < 0) |
if (setegid(saved_egid) < 0) |
fatal("setegid %u: %.100s", (u_int) saved_egid, strerror(errno)); |
fatal("setegid %u: %.100s", (u_int)saved_egid, strerror(errno)); |
temporarily_use_uid_effective = 0; |
temporarily_use_uid_effective = 0; |
} |
} |
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permanently_set_uid(struct passwd *pw) |
permanently_set_uid(struct passwd *pw) |
{ |
{ |
if (temporarily_use_uid_effective) |
if (temporarily_use_uid_effective) |
fatal("restore_uid: temporarily_use_uid effective"); |
fatal("permanently_set_uid: temporarily_use_uid effective"); |
if (setgid(pw->pw_gid) < 0) |
if (setgid(pw->pw_gid) < 0) |
fatal("setgid %u: %.100s", (u_int) pw->pw_gid, strerror(errno)); |
fatal("setgid %u: %.100s", (u_int)pw->pw_gid, strerror(errno)); |
if (setuid(pw->pw_uid) < 0) |
if (setuid(pw->pw_uid) < 0) |
fatal("setuid %u: %.100s", (u_int) pw->pw_uid, strerror(errno)); |
fatal("setuid %u: %.100s", (u_int)pw->pw_uid, strerror(errno)); |
} |
} |