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Add support for ZINCRBY #3

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3 changes: 2 additions & 1 deletion README.rdoc
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Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,8 @@ this sources folked 'fluent-plugin-redis'. (https://github.com/yuki24/fluent-plu
timeout TIMEOUT(float, all , 5.0)
key_prefix prefix_(string, all, '')
key_suffix _suffix(string, all , '')
store_type zset(zset|set|list|string, all, zset)
store_type zset(zset|zincrby|set|list|string, all, zset)
increment_score zset(float, all, 1.0)
key_name key(string, all, nil)
score_name score(string, all , nil)
value_name value(string, all, nill)
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22 changes: 22 additions & 0 deletions lib/fluent/plugin/out_redisstore.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,7 @@ def configure(conf)
@key_name = conf['key_name']
@fixed_key_value = conf.has_key?('fixed_key_value') ? conf['fixed_key_value'] : nil
@score_name = conf['score_name']
@increment_score = conf.has_key?('increment_score') ? conf['increment_score'] : 1.0
@value_name = conf['value_name']
@key_expire = conf.has_key?('key_expire') ? conf['key_expire'].to_i : -1
@value_expire = conf.has_key?('value_expire') ? conf['value_expire'].to_i : -1
Expand Down Expand Up @@ -54,6 +55,8 @@ def write(chunk)
(tag, record) = message
if @store_type == 'zset'
operation_for_zset(record)
elsif @store_type == 'zincrby'
operation_for_zincrby(record)
elsif @store_type == 'set'
operation_for_set(record)
elsif @store_type == 'list'
Expand Down Expand Up @@ -100,6 +103,25 @@ def operation_for_zset(record)
end
end

def operation_for_zincrby(record)
if @fixed_key_value
k = @fixed_key_value
else
k = traverse(record, @key_name).to_s
end
v = traverse(record, @value_name)
sk = @key_prefix + k + @key_suffix

@redis.zincrby sk , @increment_score, v
if @key_expire > 0
@redis.expire sk , @key_expire
end
if @value_length > 0
script = generate_zremrangebyrank_script(sk, @value_length, @order)
@redis.eval script
end
end

def operation_for_set(record)
if @fixed_key_value
k = @fixed_key_value
Expand Down