A DNS crawling library.

To install:

go get lonnie.io/dig8

• bug_on.go: A helper for bug panic
• printer.go: A indented printer
• check_label.go: Checking label validity
• pack_labels.go: Packing labels into a DNS packet
• unpack_labels.go: Unpacking lables from a DNS packet
• regmap.go: Registrar name maps
• domain.go: Domain name
• encoding.go: Imports the big endian encoding
• codes.go: DNS packet field codes
• flags.go: DNS packet flag codes
• question.go: DNS query question data structure
• rdata.go: General rdata interface
• rd_ipv4.go: A records
• rd_ipv6.go: AAAA records
• rd_domain.go: NS, CNAME records
• rd_mx.go: MX records
• rd_txt.go: TXT records
• rd_soa.go: SOA records
• rd_bytes.go: Other records that we do not care
• pack_rdata.go: Rdata packing
• unpack_rdata.go: Rdata unpacking
• ttl_str.go: TTL string representation
• rr.go: A DNS record with domain and TTL
• section.go: Record section
• selector.go: A record selecter interface
• sel_record.go: Select domain record for of a particular type
• sel_redirect.go: Select redirection related record
• sel_answer.go: Select answer record
• sel_ip.go: Select IP address for a domain
• packet.go: DNS packet
• dns_port.go: DNS protocol port
• message.go: DNS message with a server
• query.go: DNS query message to a server
• query_printer.go: Query printer
• err_timeout.go: The timeout error
• exchange.go: A message exchange with a server
• job.go: A query job for a DNS client
• id_pool.go: A pool of DNS query ids, thread safe
• client.go: DNS client
• node.go: A query tree node
• leaf.go: A query tree leaf
• branch.go: Query tree branch, tasks and cursors
• stack.go: Stack for building a query tree
• term_config.go: Query terminal config
• cursor.go: Query terminal cursor
• term.go: Query terminal
• ipuint.go: Convert ip to uint32
• name_server.go: Name server for a zone
• ns_shuffle.go: Shuffling a list of name servers
• zone_servers.go: A set of name servers for a zone
• cache_entry.go: Name server cache entry
• cache.go: Name server cache
• roots.go: Root servers
• recur.go: Recursive query task
• ips.go: IP query task
• info.go: All record query task

• task.go: Crawling a single domain
• task_inserter.go: Batching insert task results into database
• domains.go: Domain list reading/writing utilities
• progress.go: Progress report
• job_state.go: Job states
• job_desc.go: Job descriptors
• server.go: Crawler scheduling server