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Diffstat (limited to 'man5/nss.5')
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diff --git a/man5/nss.5 b/man5/nss.5 deleted file mode 100644 index 00b9f0c..0000000 --- a/man5/nss.5 +++ /dev/null @@ -1,101 +0,0 @@ -.\" Copyright (C) 2006 Red Hat, Inc. All rights reserved. -.\" Author: Ulrich Drepper <drepper@redhat.com> -.\" -.\" SPDX-License-Identifier: GPL-2.0-only -.\" -.TH nss 5 2023-10-31 "Linux man-pages 6.7" -.SH NAME -nss \- Name Service Switch configuration file -.SH DESCRIPTION -Each call to a function which retrieves data from a system database -like the password or group database is handled by the Name Service -Switch implementation in the GNU C library. -The various services -provided are implemented by independent modules, each of which -naturally varies widely from the other. -.P -The default implementations coming with the GNU C library are by -default conservative and do not use unsafe data. -This might be very costly in some situations, especially when the databases -are large. -Some modules allow the system administrator to request -taking shortcuts if these are known to be safe. -It is then the system administrator's responsibility to ensure the assumption -is correct. -.P -There are other modules where the implementation changed over time. -If an implementation used to sacrifice speed for memory consumption, -it might create problems if the preference is switched. -.P -The -.I /etc/default/nss -file contains a number of variable assignments. -Each variable controls the behavior of one or more -NSS modules. -White spaces are ignored. -Lines beginning with \[aq]#\[aq] -are treated as comments. -.P -The variables currently recognized are: -.TP -\fBNETID_AUTHORITATIVE =\fR \fITRUE\fR|\fIFALSE\fR -If set to TRUE, the NIS backend for the -.BR initgroups (3) -function will accept the information -from the -.I netid.byname -NIS map as authoritative. -This can speed up the function significantly if the -.I group.byname -map is large. -The content of the -.I netid.byname -map is used \fBas is\fR. -The system administrator has to make sure it is correctly generated. -.TP -\fBSERVICES_AUTHORITATIVE =\fR \fITRUE\fR|\fIFALSE\fR -If set to TRUE, the NIS backend for the -.BR getservbyname (3) -and -.BR getservbyname_r (3) -functions will assume that the -.I services.byservicename -NIS map exists and is authoritative, particularly -that it contains both keys with /proto and without /proto for both -primary service names and service aliases. -The system administrator has to make sure it is correctly generated. -.TP -\fBSETENT_BATCH_READ =\fR \fITRUE\fR|\fIFALSE\fR -If set to TRUE, the NIS backend for the -.BR setpwent (3) -and -.BR setgrent (3) -functions will read the entire database at once and then -hand out the requests one by one from memory with every corresponding -.BR getpwent (3) -or -.BR getgrent (3) -call respectively. -Otherwise, each -.BR getpwent (3) -or -.BR getgrent (3) -call might result in a network communication with the server to get -the next entry. -.SH FILES -\fI/etc/default/nss\fR -.SH EXAMPLES -The default configuration corresponds to the following configuration file: -.P -.in +4n -.EX -NETID_AUTHORITATIVE=FALSE -SERVICES_AUTHORITATIVE=FALSE -SETENT_BATCH_READ=FALSE -.EE -.in -.\" .SH AUTHOR -.\" Ulrich Drepper <drepper@redhat.com> -.\" -.SH SEE ALSO -\fInsswitch.conf\fR |