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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-14 13:40:54 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-14 13:40:54 +0000
commit317c0644ccf108aa23ef3fd8358bd66c2840bfc0 (patch)
treec417b3d25c86b775989cb5ac042f37611b626c8a /utils/redis-sha1.rb
parentInitial commit. (diff)
downloadredis-317c0644ccf108aa23ef3fd8358bd66c2840bfc0.tar.xz
redis-317c0644ccf108aa23ef3fd8358bd66c2840bfc0.zip
Adding upstream version 5:7.2.4.upstream/5%7.2.4
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'utils/redis-sha1.rb')
-rw-r--r--utils/redis-sha1.rb52
1 files changed, 52 insertions, 0 deletions
diff --git a/utils/redis-sha1.rb b/utils/redis-sha1.rb
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+# redis-sha1.rb - Copyright (C) 2009 Salvatore Sanfilippo
+# BSD license, See the COPYING file for more information.
+#
+# Performs the SHA1 sum of the whole dataset.
+# This is useful to spot bugs in persistence related code and to make sure
+# Slaves and Masters are in SYNC.
+#
+# If you hack this code make sure to sort keys and set elements as this are
+# unsorted elements. Otherwise the sum may differ with equal dataset.
+
+require 'rubygems'
+require 'redis'
+require 'digest/sha1'
+
+def redisSha1(opts={})
+ sha1=""
+ r = Redis.new(opts)
+ r.keys('*').sort.each{|k|
+ vtype = r.type?(k)
+ if vtype == "string"
+ len = 1
+ sha1 = Digest::SHA1.hexdigest(sha1+k)
+ sha1 = Digest::SHA1.hexdigest(sha1+r.get(k))
+ elsif vtype == "list"
+ len = r.llen(k)
+ if len != 0
+ sha1 = Digest::SHA1.hexdigest(sha1+k)
+ sha1 = Digest::SHA1.hexdigest(sha1+r.list_range(k,0,-1).join("\x01"))
+ end
+ elsif vtype == "set"
+ len = r.scard(k)
+ if len != 0
+ sha1 = Digest::SHA1.hexdigest(sha1+k)
+ sha1 = Digest::SHA1.hexdigest(sha1+r.set_members(k).to_a.sort.join("\x02"))
+ end
+ elsif vtype == "zset"
+ len = r.zcard(k)
+ if len != 0
+ sha1 = Digest::SHA1.hexdigest(sha1+k)
+ sha1 = Digest::SHA1.hexdigest(sha1+r.zrange(k,0,-1).join("\x01"))
+ end
+ end
+ # puts "#{k} => #{sha1}" if len != 0
+ }
+ sha1
+end
+
+host = ARGV[0] || "127.0.0.1"
+port = ARGV[1] || "6379"
+db = ARGV[2] || "0"
+puts "Performing SHA1 of Redis server #{host} #{port} DB: #{db}"
+p "Dataset SHA1: #{redisSha1(:host => host, :port => port.to_i, :db => db)}"