From 01461176f333b6c4000587e789e5bee9759d1e40 Mon Sep 17 00:00:00 2001
From: Natalia Portillo <claunia@claunia.com>
Date: Sun, 21 May 2017 14:26:21 +0100
Subject: [PATCH] 	Do not continue with symbolic links, not yet
 supported.

---
 osrepodbmgr.Core/ChangeLog              |  6 ++++++
 osrepodbmgr.Core/Workers/Compression.cs | 18 ++++++++++++++++++
 osrepodbmgr.Core/Workers/Files.cs       |  9 +++++++++
 3 files changed, 33 insertions(+)

diff --git a/osrepodbmgr.Core/ChangeLog b/osrepodbmgr.Core/ChangeLog
index eb343db..5d4ee02 100644
--- a/osrepodbmgr.Core/ChangeLog
+++ b/osrepodbmgr.Core/ChangeLog
@@ -1,3 +1,9 @@
+2017-05-21  Natalia Portillo  <claunia@claunia.com>
+
+	* Workers/Files.cs:
+	* Workers/Compression.cs:
+	  Do not continue with symbolic links, not yet supported.
+
 2017-05-21  Natalia Portillo  <claunia@claunia.com>
 
 	* Workers/Clamd.cs:
diff --git a/osrepodbmgr.Core/Workers/Compression.cs b/osrepodbmgr.Core/Workers/Compression.cs
index b2086ff..e7c07c0 100644
--- a/osrepodbmgr.Core/Workers/Compression.cs
+++ b/osrepodbmgr.Core/Workers/Compression.cs
@@ -345,11 +345,29 @@ namespace osrepodbmgr.Core
 #endif
                 long counter = 0;
                 string format = null;
+                bool isLink = false;
                 JsonTextReader jsReader = new JsonTextReader(new StringReader(lsarOutput));
                 while(jsReader.Read())
                 {
                     if(jsReader.TokenType == JsonToken.PropertyName && jsReader.Value != null && jsReader.Value.ToString() == "XADFileName")
                         counter++;
+                    else if(jsReader.TokenType == JsonToken.PropertyName && jsReader.Value != null && jsReader.Value.ToString() == "XADIsLink")
+                    {
+                        jsReader.Read();
+                        if(jsReader.TokenType == JsonToken.Integer)
+                            isLink = int.Parse(jsReader.Value.ToString()) > 0;
+                    }
+                    else if(jsReader.TokenType == JsonToken.PropertyName && jsReader.Value != null && jsReader.Value.ToString() == "XADIsHardLink")
+                    {
+                        jsReader.Read();
+                        // TODO: Support symlinks, devices, hardlinks, whatever?
+                        if(jsReader.TokenType == JsonToken.Integer && isLink && int.Parse(jsReader.Value.ToString()) == 0)
+                        {
+                            if(Failed != null)
+                                Failed("Archive contains unsupported symbolic links, not continuing.");
+                            return;
+                        }
+                    }
                     else if(jsReader.TokenType == JsonToken.PropertyName && jsReader.Value != null && jsReader.Value.ToString() == "lsarFormatName")
                     {
                         jsReader.Read();
diff --git a/osrepodbmgr.Core/Workers/Files.cs b/osrepodbmgr.Core/Workers/Files.cs
index 083ad4d..7e5e079 100644
--- a/osrepodbmgr.Core/Workers/Files.cs
+++ b/osrepodbmgr.Core/Workers/Files.cs
@@ -338,6 +338,15 @@ namespace osrepodbmgr.Core
                         filesPath = Context.path;
 
                     string relpath = file.Substring(filesPath.Length + 1);
+
+                    // TODO: Support symlinks, devices, hardlinks, whatever?
+                    if(fi.Attributes.HasFlag(FileAttributes.ReparsePoint))
+                    {
+                        if(Failed != null)
+                            Failed(string.Format("{0} is an unsupported symbolic link, not continuing.", relpath));
+                        return;
+                    }
+
                     if(UpdateProgress != null)
                         UpdateProgress(string.Format("Hashing file {0} of {1}", counter, Context.files.Count), null, counter, Context.files.Count);
                     FileStream fileStream = new FileStream(file, FileMode.Open, FileAccess.Read);