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require 'puppet/provider/package'
Puppet::Type.type(:mysql_user).provide(:mysql,
# T'is funny business, this code is quite generic
:parent => Puppet::Provider::Package) do
desc "Use mysql as database."
commands :mysql => '/usr/bin/mysql'
commands :mysqladmin => '/usr/bin/mysqladmin'
# retrieve the current set of mysql users
def self.instances
users = []
cmd = "#{command(:mysql)} mysql -NBe 'select concat(user, \"@\", host), password from user'"
execpipe(cmd) do |process|
process.each do |line|
users << new( query_line_to_hash(line) )
end
end
return users
end
def self.query_line_to_hash(line)
fields = line.chomp.split(/\t/)
{
:name => fields[0],
:password_hash => fields[1],
:ensure => :present
}
end
def mysql_flush
mysqladmin "flush-privileges"
end
def query
result = {}
cmd = "#{command(:mysql)} mysql -NBe 'select concat(user, \"@\", host), password from user where concat(user, \"@\", host) = \"%s\"'" % @resource[:name]
execpipe(cmd) do |process|
process.each do |line|
unless result.empty?
raise Puppet::Error,
"Got multiple results for user '%s'" % @resource[:name]
end
result = query_line_to_hash(line)
end
end
result
end
def create
mysql "mysql", "-e", "create user '%s' identified by PASSWORD '%s'" % [ @resource[:name].sub("@", "'@'"), @resource.should(:password_hash) ]
mysql_flush
end
def destroy
mysql "mysql", "-e", "drop user '%s'" % @resource[:name].sub("@", "'@'")
mysql_flush
end
def exists?
not mysql("mysql", "-NBe", "select '1' from user where CONCAT(user, '@', host) = '%s'" % @resource[:name]).empty?
end
def password_hash
@property_hash[:password_hash]
end
def password_hash=(string)
mysql "mysql", "-e", "SET PASSWORD FOR '%s' = '%s'" % [ @resource[:name].sub("@", "'@'"), string ]
mysql_flush
end
end
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