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change the "username map" option to allow the user to stop the

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processing part way through the file if a match is found. If a line
starts with ! and a match is made by that line then processing
stops. This allows better wildcard handling.

(patch from Anselm.Kruis@Physik.Uni-Muenchen.DE)
(This used to be commit af57bc05fe)
This commit is contained in:
Andrew Tridgell
1997-12-03 04:20:39 +00:00
parent 87df23458e
commit 02bc90ea44
2 changed files with 25 additions and 0 deletions
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13
docs/manpages/smb.conf.5
View File

@ -3524,6 +3524,11 @@ then continues with the next line.
If any line begins with a '#' or a ';' then it is ignored
If any line begins with an ! then the processing will stop after that
line if a mapping was done by the line. Otherwise mapping continues
with every line being processed. Using ! is most useful when you have
a wildcard mapping line later in the file.
For example to map from the name "admin" or "administrator" to the UNIX
name "root" you would use
@ -3544,6 +3549,14 @@ quotes around the name. For example:
would map the windows username "Andrew Tridgell" to the unix username
tridge.
The following example would map mary and fred to the unix user sys,
and map the rest to guest. Note the use of the ! to tell Samba to stop
processing if it gets a match on that line.
!sys = mary fred
guest = *
Note that the remapping is applied to all occurrences of
usernames. Thus if you connect to "\e\eserver\efred" and "fred" is
remapped to "mary" then you will actually be connecting to

12
source3/lib/username.c
View File

@ -82,11 +82,19 @@ void map_username(char *user)
for (; (s=fgets_slash(NULL,80,f)); free(s)) {
char *unixname = s;
char *dosname = strchr(unixname,'=');
BOOL break_if_mapped = False;
if (!dosname) continue;
*dosname++ = 0;
while (isspace(*unixname)) unixname++;
if ('!' == *unixname)
{
break_if_mapped = True;
unixname++;
while (*unixname && isspace(*unixname)) unixname++;
}
if (!*unixname || strchr("#;",*unixname)) continue;
{
@ -102,6 +110,10 @@ void map_username(char *user)
StrnCpy(last_from,user,sizeof(last_from)-1);
sscanf(unixname,"%s",user);
StrnCpy(last_to,user,sizeof(last_to)-1);
if(break_if_mapped) {
free(s);
break;
}
}
}