[X2Go-Commits] [x2goserver] 01/08: x2goserver/lib/x2go{sqlitewrapper.pl, utils.pm}: allow arbitrary-length user names, user names starting with digits and drop $ as a valid user name character. Fixes: #1229.

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x2go pushed a commit to branch master
in repository x2goserver.

commit da2ab9b1cd273e10d5c995db2eb3ac76aeff0c6a
Author: Mihai Moldovan <ionic at ionic.de>
Date:   Wed Nov 1 06:47:37 2017 +0100

    x2goserver/lib/x2go{sqlitewrapper.pl,utils.pm}: allow arbitrary-length user names, user names starting with digits and drop $ as a valid user name character. Fixes: #1229.
    
    Cherry-picked from release/4.0.1.x branch.
    
    X2Go/Utils.pm: backport user name regex changes.
---
 X2Go/Utils.pm    | 18 +++++++-----------
 debian/changelog |  4 ++++
 2 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/X2Go/Utils.pm b/X2Go/Utils.pm
index f47c5b8..7f9e0a5 100644
--- a/X2Go/Utils.pm
+++ b/X2Go/Utils.pm
@@ -121,21 +121,17 @@ sub sanitizer {
 			return $string;
 		} else {return 0;} 
 	} elsif ($type eq "pnixusername") {
-		$string =~ s/[^a-zA-Z0-9\_\-\.]//g;
-		if ($string =~ /^([a-zA-Z\_][a-zA-Z0-9\_\-\.]{0,47}[\$]?)$/) {
+		$string =~ s/[^a-zA-Z0-9\.\_\-\@]//g;
+		if ($string =~ /^([a-zA-Z0-9\.\_][a-zA-Z0-9\.\_\-\@]*)$/) {
 			$string = $1;
-			if ((length($1) > 0) and (length($1) < 48)){
-				return $string;
-			} else {return 0;}
+			return $string;
 		} else {return 0;}
 	} elsif ($type eq "x2gosid") {
-		$string =~ s/[^a-zA-Z0-9\_\-\$\.\@]//g;
-		if ($string =~ /^([a-zA-Z0-9\_\-\$\.\@]*)$/) {
+		$string =~ s/[^a-zA-Z0-9\.\_\-\@]//g;
+		if ($string =~ /^([a-zA-Z0-9\.\_\-\@]*)$/) {
 			$string = $1;
-			if ($string =~ /^([a-zA-Z\_][a-zA-Z0-9\_\-\.\@]{0,47}[\$]?)\-([\d]{2,4})\-([\d]{9,12})\_[a-zA-Z0-9\_\-\.]*\_dp[\d]{1,2}$/) {
-				if ((length($1) > 0) and (length($1) < 48)){
-					return $string;
-				} else {return 0;}
+			if ($string =~ /^([a-zA-Z0-9\.\_][a-zA-Z0-9\.\_\-\@]*)\-([\d]{2,4})\-([\d]{9,12})\_[a-zA-Z0-9\.\_\-]*\_dp[\d]{1,2}$/) {
+				return $string;
 			} else {return 0;}
 		} else {return 0;}
 	} elsif ($type eq "SOMETHINGELSE") {
diff --git a/debian/changelog b/debian/changelog
index 0890dfa..dc814eb 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -195,6 +195,7 @@ x2goserver (4.1.0.0-0x2go1.2) UNRELEASED; urgency=low
       debugging capabilities to POD.
     - README.md: whitespace fixes and typo correction.
     - X2Go/Server/DB/SQLite3.pm: fix command name in error messages.
+    - X2Go/Utils.pm: backport user name regex changes.
   * x2goserver.spec:
     - Only create session DB in x2goserver's post install script. Do use
       proper Requires(post) statements to make sure perl-X2Go-Server-DB and
@@ -291,6 +292,9 @@ x2goserver (4.0.1.21-0x2go1) UNRELEASED; urgency=medium
     - x2goserver/{bin/x2golistshadowsessions,
       lib/x2go{dbwrapper.pm,sqlitewrapper.pl}}: backport listshadowsessions*
       DB functions and unmark them as FIXME entries.
+    - x2goserver/lib/x2go{sqlitewrapper.pl,utils.pm}: allow arbitrary-length
+      user names, user names starting with digits and drop $ as a valid user
+      name character. Fixes: #1229.
   * x2goserver.spec:
     - Add mandatory perl-generators Build-Requires as per
       https://fedoraproject.org/wiki/Changes/Build_Root_Without_Perl

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