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Gem::Specification.new do |s| | |
s.name = 'cptn-log' | |
s.version = '0.0.2' | |
s.platform = Gem::Platform::RUBY | |
s.author = 'Kevin Melchert' | |
s.email = 'kevin.melchert@gmail.com' | |
s.summary = 'MongoDB Logger.' | |
s.description = 'MongoDB Logger.' | |
s.files = ['cptn-log.rb'] | |
s.require_path = '.' | |
end |
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module Captain | |
class Logbook | |
def initialize(database, name: 'cptn.log', size: 5242880, max: nil) | |
@db, @name, @size, @max = database, name, size, max | |
end | |
%i(debug info warn error fatal).each do |level| | |
define_method(level) { |msg, extra={}| log(level, msg, extra) } | |
end | |
def head(n=20) | |
find(n, Mongo::Index::ASCENDING) | |
end | |
def tail(n=20) | |
find(n, Mongo::Index::DESCENDING) | |
end | |
def clear | |
collection.drop | |
end | |
private | |
def log(level, message, extra = {}) | |
collection.insert_one({ l: level.to_s, m: message.to_s, x: extra }) | |
end | |
def find(n, order) | |
collection.find.sort({"$natural" => order}).limit(n) | |
end | |
def collection | |
@db.collection collection_name, capped: true, size: @size, max: @max | |
end | |
def collection_name | |
@name.respond_to?(:call) ? @name.call : @name | |
end | |
end | |
end |
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client = Mongo::Client.new(['127.0.0.1:27017']) | |
logger = Captain::Logbook.new(client['test'], name: -> { "cptn.log.#{Time.now.utc.strftime('%Y.%m.%d.%H')}" }) |
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