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mpw/lib/MPW.rb
2014-12-07 16:24:31 +01:00

320 lines
8.4 KiB
Ruby

#!/usr/bin/ruby
# author: nishiki
# mail: nishiki@yaegashi.fr
# info: a simple script who manage your passwords
require 'rubygems'
require 'gpgme'
require 'csv'
require 'i18n'
require 'fileutils'
require 'yaml'
module MPW
class MPW
attr_accessor :error_msg
# Constructor
def initialize(file_gpg, key, share_keys='')
@error_msg = nil
@file_gpg = file_gpg
@key = key
@share_keys = share_keys
@data = {}
end
# Decrypt a gpg file
# @args: password -> the GPG key password
# @rtrn: true if data has been decrypted
def decrypt(passwd=nil)
if File.exist?(@file_gpg)
crypto = GPGME::Crypto.new(armor: true)
data_decrypt = crypto.decrypt(IO.read(@file_gpg), password: passwd).read.force_encoding('utf-8')
@data = YAML.load(data_decrypt) if not data_decrypt.to_s.empty?
end
return true
rescue Exception => e
@error_msg = "#{I18n.t('error.gpg_file.decrypt')}\n#{e}"
return false
end
# Encrypt a file
# @rtrn: true if the file has been encrypted
def encrypt
FileUtils.cp(@file_gpg, "#{@file_gpg}.bk") if File.exist?(@file_gpg)
data_to_encrypt = @data.to_yaml
recipients = []
recipients.push(@key)
if not @share_keys.nil?
@share_keys.split.each { |k| recipients.push(k) }
end
crypto = GPGME::Crypto.new(armor: true)
file_gpg = File.open(@file_gpg, 'w+')
crypto.encrypt(data_to_encrypt, recipients: recipients, output: file_gpg)
file_gpg.close
FileUtils.rm("#{@file_gpg}.bk") if File.exist?("#{@file_gpg}.bk")
return true
rescue Exception => e
@error_msg = "#{I18n.t('error.gpg_file.encrypt')}\n#{e}"
FileUtils.mv("#{@file_gpg}.bk", @file_gpg) if File.exist?("#{@file_gpg}.bk")
return false
end
# Search in some csv data
# @args: search -> the string to search
# protocol -> the connection protocol (ssh, web, other)
# @rtrn: a list with the resultat of the search
def search(search='', group=nil, protocol=nil)
result = []
if not search.nil?
search = search.downcase
end
@data.each do |id, row|
name = row['name'].nil? ? nil : row['name'].downcase
server = row['host'].nil? ? nil : row['host'].downcase
comment = row['comment'].nil? ? nil : row['comment'].downcase
if name =~ /^.*#{search}.*$/ or server =~ /^.*#{search}.*$/ or comment =~ /^.*#{search}.*$/
if (protocol.nil? or protocol.eql?(row[:protocol])) and (group.nil? or group.eql?(row[:group]))
result.push(row)
end
end
end
return result
end
# Search in some csv data
# @args: id_search -> the id item
# @rtrn: a row with the resultat of the search
def search_by_id(id_search)
@data.each do |id, row|
return row if id == id_search
end
return []
end
# Update an item
# @args: id -> the item's identifiant
# name -> the item name
# group -> the item group
# server -> the ip or hostname
# protocol -> the protocol
# login -> the login
# passwd -> the password
# port -> the port
# comment -> a comment
# @rtrn: true if the item has been updated
def update(name, group, server, protocol, login, passwd, port, comment, id=nil)
row = {}
update = false
i = 0
if @data.instance_of?(Hash) and @data.has_key?(id)
row = @data[id]
end
if port.to_i <= 0
port = nil
end
row_update = {}
row_update['id'] = id.to_s.empty? ? MPW.password(16) : id
row_update['name'] = name.to_s.empty? ? row['name'] : name
row_update['group'] = group.to_s.empty? ? row['group'] : group
row_update['host'] = server.to_s.empty? ? row['host'] : server
row_update['protocol'] = protocol.to_s.empty? ? row['protocol'] : protocol
row_update['login'] = login.to_s.empty? ? row['login'] : login
row_update['password'] = passwd.to_s.empty? ? row['password'] : passwd
row_update['port'] = port.to_s.empty? ? row['port'] : port.to_i
row_update['comment'] = comment.to_s.empty? ? row['comment'] : comment
row_update['date'] = Time.now.to_i
if row_update['name'].to_s.empty?
@error_msg = I18n.t('error.update.name_empty')
return false
end
if update
@data[id] = row_update
else
id = row_update['id']
@data[id] = row_update
end
return true
end
# Remove an item
# @args: id -> the item's identifiant
# @rtrn: true if the item has been deleted
def remove(id)
@data.each do |k, row|
if k == id
@data.delete(id)
return true
end
end
@error_msg = I18n.t('error.delete.id_no_exist', id: id)
return false
end
# Export to csv
# @args: file -> file where you export the data
# type -> udata type
# @rtrn: true if export work
def export(file, type=:yaml)
case type
when :csv
CSV.open(file, 'w', write_headers: true,
headers: ['name', 'group', 'protocol', 'host', 'login', 'password', 'port', 'comment']) do |csv|
@data.each do |id, r|
csv << [r['name'], r['group'], r['protocol'], r['host'], r['login'], r['password'], r['port'], r['comment']]
end
end
when :yaml
File.open(file, 'w') {|f| f << @data.to_yaml}
else
@error_msg = "#{I18n.t('error.export.unknown_type', type: type)}"
return false
end
return true
rescue Exception => e
@error_msg = "#{I18n.t('error.export.write', file: file)}\n#{e}"
return false
end
# Import to csv
# @args: file -> path to file import
# type -> udata type
# @rtrn: true if the import work
def import(file, type=:yaml)
case type
when :csv
CSV.foreach(file, {headers: true}) do |row|
if not update(row['name'], row['group'], row['host'], row['protocol'], row['login'], row['password'], row['port'], row['comment'])
return false
end
end
when :yaml
YAML::load_file(file).each do |k, row|
if not update(row['name'], row['group'], row['host'], row['protocol'], row['login'], row['password'], row['port'], row['comment'])
return false
end
end
else
@error_msg = "#{I18n.t('error.export.unknown_type', type: type)}"
return false
end
return true
rescue Exception => e
@error_msg = "#{I18n.t('error.import.read', file: file)}\n#{e}"
return false
end
# Return a preview import
# @args: file -> path to file import
# @rtrn: a hash with the items to import, if there is an error return false
def import_preview(file, type=:csv)
result = []
case type
when :csv
CSV.foreach(file, {headers: true}) do |row|
result << row
end
when :yaml
YAML::load_file(file).each do |k, row|
result << row
end
else
@error_msg = "#{I18n.t('error.export.unknown_type', type: type)}"
return false
end
return result
rescue Exception => e
@error_msg = "#{I18n.t('error.import.read', file: file)}\n#{e}"
return false
end
# Sync remote data and local data
# @args: data_remote -> array with the data remote
# last_update -> last update
# @rtrn: false if data_remote is nil
def sync(data_remote, last_update)
if not data_remote.instance_of?(Array)
@error_msg = I18n.t('error.sync.array')
return false
else not data_remote.to_s.empty?
@data.each do |lk, l|
j = 0
update = false
# Update item
data_remote.each do |r|
if l['id'] == r['id']
if l['date'].to_i < r['date'].to_i
update(r['name'], r['group'], r['host'], r['protocol'], r['login'], r['password'], r['port'], r['comment'], l['id'])
end
update = true
data_remote.delete(r['id'])
break
end
j += 1
end
# Delete an old item
if not update and l['date'].to_i < last_update
remove(l['id'])
end
end
end
# Add item
data_remote.each do |r|
if r['date'].to_i > last_update
update(r['name'], r['group'], r['host'], r['protocol'], r['login'], r['password'], r['port'], r['comment'], r['id'])
end
end
return encrypt
end
# Generate a random password
# @args: length -> the length password
# @rtrn: a random string
def self.password(length=8)
if length.to_i <= 0
length = 8
else
length = length.to_i
end
result = ''
while length > 62 do
result << ([*('A'..'Z'),*('a'..'z'),*('0'..'9')]).sample(62).join
length -= 62
end
result << ([*('A'..'Z'),*('a'..'z'),*('0'..'9')]).sample(length).join
return result
end
end
end