--- embedaddon/sudo/doc/TROUBLESHOOTING 2012/02/21 16:23:02 1.1.1.1 +++ embedaddon/sudo/doc/TROUBLESHOOTING 2012/05/29 12:26:49 1.1.1.2 @@ -16,9 +16,27 @@ A) As part of the build process, sudo creates a tempor you may need to install the SUNWbtool package. On other systems "ar" may be included in the GNU binutils package. -Q) Sudo compiles but when I run it I get "Sorry, sudo must be setuid root." - and sudo quits. -A) Sudo must be setuid root to do its work. You need to do something like +Q) Sudo compiles and installs OK but when I try to run it I get: + /usr/local/bin/sudo must be owned by uid 0 and have the setuid bit set +A) Sudo must be setuid root to do its work. Either /usr/local/bin/sudo + is not owned by uid 0 or the setuid bit is not set. This should have + been done for you by "make install" but you can fix it manually by + running the following as root: + # chown root /usr/local/bin/sudo; chmod 4111 /usr/local/bin/sudo + +Q) Sudo compiles and installs OK but when I try to run it I get: + effective uid is not 0, is /usr/local/bin/sudo on a file system with the + 'nosuid' option set or an NFS file system without root privileges? +A) The owner and permissions on the sudo binary appear to be OK but when + sudo ran, the setuid bit did not have an effect. There are two common + causes for this. The first is that the file system the sudo binary + is located on is mounted with the 'nosuid' mount option, which disables + setuid binaries. The other is that sudo is installed on an NFS-mounted + file system that is exported without root privileges. By default, NFS + file systems are exported with uid 0 mapped to a non-privileged uid + (usually -2). + +You need to do something like `chmod 4111 /usr/local/bin/sudo'. Also, the file system sudo resides on must *not* be mounted (or exported) with the nosuid option or sudo will not be able to work. Another possibility is you may have '.' in @@ -121,9 +139,6 @@ A) Sudo removes the following "dangerous" environment _RLD_* SHLIB_PATH (HP-UX only) LIBPATH (AIX only) - KRB_CONF (kerb4 only) - KRBCONFDIR (kerb4 only) - KRBTKFILE (kerb4 only) KRB5_CONFIG (kerb5 only) VAR_ACE (SecurID only) USR_ACE (SecurID only) @@ -204,6 +219,46 @@ A) ssh does not allocate a tty by default when running You can use ssh's "-t" option to force it to allocate a tty. Alternately, if you do not mind your password being echoed to the screen, you can use the "visiblepw" sudoers option to allow this. + +Q) When I try to use SSL-enabled LDAP with sudo I get an error: + unable to initialize SSL cert and key db: security library: bad database. + you must set TLS_CERT in /etc/ldap.conf to use SSL +A) On systems that use a Mozilla-derived LDAP SDK there must be a + certificate database in place to use SSL-encrypted LDAP connections. + This file is usually /var/ldap/cert8.db or /etc/ldap/cert8.db. + The actual number after "cert" will vary, depending on the version + of the LDAP SDK that is being used. If you do not have a certificate + database you can either copy one from a mozilla-derived browser, such + as firefox, or create one using the "certutil" command. You can run + "certutil" as follows and press the (or ) key at the + password prompt: + # certutil -N -d /var/ldap + Enter a password which will be used to encrypt your keys. + The password should be at least 8 characters long, + and should contain at least one non-alphabetic character. + + Enter new password: + Re-enter password: + +Q) When I run sudo on AIX I get the following error: + setuidx(ID_EFFECTIVE|ID_REAL|ID_SAVED, ROOT_UID): Operation not permitted. +A) AIX's Enhanced RBAC is preventing sudo from running. To fix + this, add the following entry to /etc/security/privcmds (adjust + the path to sudo as needed) and run the setkst command as root: + + /usr/local/bin/sudo: + accessauths = ALLOW_ALL + innateprivs = PV_DAC_GID,PV_DAC_O,PV_DAC_R,PV_DAC_UID,PV_DAC_W,PV_DAC_X,PV_FS_CHOWN,PV_PROC_ENV,PV_PROC_PRIO,PV_PROC_RAC + secflags = FSF_EPS + +Q) When I run configure I get the following error: + dlopen present but libtool doesn't appear to support your platform. +A) Libtool doesn't know how to support dynamic linking on the operating + system you are building for. If you are cross-compiling, you need to + specify the operating system, not just the CPU type. For example: + --host powerpc-unknown-linux + instead of just: + --host powerpc Q) How do you pronounce `sudo'? A) The official pronunciation is soo-doo (for su "do"). However, an