inspec/lib/utils/parser.rb

61 lines
1.7 KiB
Ruby

# encoding: utf-8
# author: Christoph Hartmann
# author: Dominik Richter
module ContentParser
# Parse /etc/passwd files.
#
# @param [String] content the raw content of /etc/passwd
# @return [Array] Collection of passwd entries
def parse_passwd(content)
content.to_s.split("\n").map do |line|
parse_passwd_line(line)
end
end
# Parse a line of /etc/passwd
#
# @param [String] line a line of /etc/passwd
# @return [Hash] Map of entries in this line
def parse_passwd_line(line)
x = line.split(':')
{
'name' => x.at(0),
'password' => x.at(1),
'uid' => x.at(2),
'gid' => x.at(3),
'desc' => x.at(4),
'home' => x.at(5),
'shell' => x.at(6),
}
end
# Parse a line with a command. For example: `a = b # comment`.
# Retrieves the actual content.
#
# @param [String] raw the content lines you want to be parsed
# @param [Hash] opts optional configuration
# @return [Array] contains the actual line and the position of the line end
def parse_comment_line(raw, opts)
idx_nl = raw.index("\n")
idx_comment = raw.index(opts[:comment_char])
idx_nl = raw.length if idx_nl.nil?
idx_comment = idx_nl + 1 if idx_comment.nil?
line = ''
# is a comment inside this line
if idx_comment < idx_nl && idx_comment != 0
line = raw[0..(idx_comment - 1)]
# in case we don't allow comments at the end
# of an assignment/statement, ignore it and fall
# back to treating this as a regular line
if opts[:standalone_comments] && !is_empty_line(line)
line = raw[0..(idx_nl - 1)]
end
# if there is no comment in this line
elsif idx_comment > idx_nl && idx_nl != 0
line = raw[0..(idx_nl - 1)]
end
[line, idx_nl]
end
end