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tweaked get-response parsing

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blackhedd 2006-12-18 20:36:41 +00:00
parent 977f276191
commit 40b5554389
1 changed files with 21 additions and 3 deletions
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24
lib/net/snmp.rb
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@ -163,8 +163,9 @@ module Net
when 2 when 2
send :pdu_type=, :get_response send :pdu_type=, :get_response
# This PDU is identical to get-request except for the type, # This PDU is identical to get-request except for the type,
# the error_status and error_index values are meaningful,
# and the fact that the variable bindings will be non-null. # and the fact that the variable bindings will be non-null.
parse_get_request data parse_get_response data
else else
raise Error.new( "unknown snmp-pdu type: #{app_tag}" ) raise Error.new( "unknown snmp-pdu type: #{app_tag}" )
end end
@ -175,8 +176,10 @@ module Net
# Defined in RFC1157, pgh 4.1.2. # Defined in RFC1157, pgh 4.1.2.
def parse_get_request data def parse_get_request data
send :request_id=, data[0].to_i send :request_id=, data[0].to_i
send :error_status=, data[1].to_i # data[1] is error_status, always zero.
send :error_index=, data[2].to_i # data[2] is error_index, always zero.
send :error_status=, 0
send :error_index=, 0
data[3].each {|n,v| data[3].each {|n,v|
# A variable-binding, of which there may be several, # A variable-binding, of which there may be several,
# consists of an OID and a BER null. # consists of an OID and a BER null.
@ -189,6 +192,21 @@ module Net
end end
private :parse_get_request private :parse_get_request
#--
# Defined in RFC1157, pgh 4.1.4
def parse_get_response data
send :request_id=, data[0].to_i
send :error_status=, data[1].to_i
send :error_index=, data[2].to_i
data[3].each {|n,v|
# A variable-binding, of which there may be several,
# consists of an OID and a BER null.
# We're ignoring the null, we might want to verify it instead.
add_variable_binding n, v
}
end
private :parse_get_response
def version= ver def version= ver
unless [0,2].include?(ver) unless [0,2].include?(ver)