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Add symlink traversal #89

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Add symlink traversal #89

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21 changes: 14 additions & 7 deletions lib/logstash/outputs/file.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -256,14 +256,21 @@ def open(path)
@logger.info("Opening file", :path => path)

dir = File.dirname(path)
if !Dir.exist?(dir)
@logger.info("Creating directory", :directory => dir)
if @dir_mode != -1
FileUtils.mkdir_p(dir, :mode => @dir_mode)
else
FileUtils.mkdir_p(dir)
directories = dir.split(File::SEPARATOR)
dynamic_path = File::SEPARATOR

# build path one directory at a time
directories.each { |d|
dynamic_path = dynamic_path + File::SEPARATOR + d
if !Dir.exist?(dynamic_path) && !File.symlink?(dynamic_path)
@logger.info("Creating directory", :directory => dynamic_path)
if @dir_mode != -1
FileUtils.mkdir(dynamic_path, :mode => @dir_mode)
else
FileUtils.mkdir(dynamic_path)
end
end
end
}

# work around a bug opening fifos (bug JRUBY-6280)
stat = File.stat(path) rescue nil
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