5apps/liquor-cabinet
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Use single letters for Redis metadata keys

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Saves 16 characters per document object and 10
characters per directory object
This commit is contained in:
Garret Alfert
2016-03-02 15:00:33 +01:00
parent 650da91a1d
commit 88f2dceb27
3 changed files with 31 additions and 31 deletions
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26
lib/remote_storage/swift.rb
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@@ -107,10 +107,10 @@ module RemoteStorage
metadata[metadata_values[idx]] = metadata_values[idx + 1]
end
listing[name] = {["ETag"] = metadata["etag"]}
listing[name] = {["ETag"] = metadata["e"]}
if string.sub(name, -1) ~= "/" then
listing[name]["Content-Type"] = metadata["type"]
listing[name]["Content-Length"] = tonumber(metadata["size"])
listing[name]["Content-Type"] = metadata["t"]
listing[name]["Content-Length"] = tonumber(metadata["s"])
end
end
@@ -121,7 +121,7 @@ module RemoteStorage
end
def get_directory_listing_from_redis(user, directory)
etag = redis.hget "rsm:#{user}:#{directory}/", "etag"
etag = redis.hget "rsm:#{user}:#{directory}/", "e"
none_match = (server.env["HTTP_IF_NONE_MATCH"] || "").split(",").map(&:strip)
server.halt 304 if none_match.include? etag
@@ -192,10 +192,10 @@ module RemoteStorage
timestamp = (Time.now.to_f * 1000).to_i
metadata = {
etag: res.headers[:etag],
size: data.size,
type: content_type,
modified: timestamp
e: res.headers[:etag],
s: data.size,
t: content_type,
m: timestamp
}
if update_metadata_object(user, directory, key, metadata) &&
@@ -319,17 +319,17 @@ module RemoteStorage
else
redis_key = redis_key..directory.."/"..key.."/"
end
if redis.call("hget", redis_key, "etag") then
if redis.call("hget", redis_key, "e") then
return true
end
for index, dir in pairs(parent_directories) do
if redis.call("hget", "rsm:"..user..":"..dir.."/", "etag") then
if redis.call("hget", "rsm:"..user..":"..dir.."/", "e") then
-- the directory already exists, no need to do further checks
return false
else
-- check for existing document with same name as directory
if redis.call("hget", "rsm:"..user..":"..dir, "etag") then
if redis.call("hget", "rsm:"..user..":"..dir, "e") then
return true
end
end
@@ -419,7 +419,7 @@ module RemoteStorage
end
key = "rsm:#{user}:#{dir}/"
metadata = {etag: etag, modified: timestamp}
metadata = {e: etag, m: timestamp}
redis.hmset(key, *metadata)
redis.sadd "rsm:#{user}:#{parent_directory_for(dir)}:i", "#{top_directory(dir)}/"
end
@@ -459,7 +459,7 @@ module RemoteStorage
get_response = do_get_request("#{container_url_for(user)}/?format=json&path=")
etag = etag_for(get_response.body)
end
metadata = {etag: etag, modified: timestamp}
metadata = {e: etag, m: timestamp}
redis.hmset("rsm:#{user}:#{dir}/", *metadata)
end
end