v6: digests sha512 option implemented

* options sha512 sha256 md5
* command line --sha512
* rcconf.yml ['defsault']['digest'] = sha512
* (Closes: #744402)

1 files changed, 40 insertions, 13 deletions

diff --git a/lib/sisu/v6/sysenv.rb b/lib/sisu/v6/sysenv.rb
index ece3ca79..bc3f1a74 100644
--- a/lib/sisu/v6/sysenv.rb
+++ b/lib/sisu/v6/sysenv.rb
@@ -214,7 +214,7 @@ module SiSU_Env
       MULTILINGUAL =>             false,
       BUNDLE =>                   false,
       CONCORD_MAX =>              260000,
-      DIGEST =>                   'sha256',
+      DIGEST =>                   :sha256,
       WEBSERV_HOST_CGI =>         'http://localhost',
       WEBSERV_PORT_CGI =>         8081, #8111,8123,8081
       POSTGRESQL_USER =>          @@user, #'ralph', # change user !!!
@@ -806,6 +806,19 @@ module SiSU_Env
         false
       end
     end
+    def sha512(filename)                                                       #sha dgst
+      program='openssl'
+      program_ref="\n\t\tsha digest requested"
+      if program_found?(program)
+        pwd=Dir.pwd
+        Dir.chdir(File.dirname(filename))
+        dgst=%x{openssl dgst -sha512 #{File.basename(filename)}}.strip #use file name without file path
+        Dir.chdir(pwd)
+        dgst.scan(/\S+/)
+      else SiSU_Utils::CodeMarker.new(__LINE__,__FILE__,:fuchsia).warn("#{program} is not installed #{program_ref}")
+        false
+      end
+    end
     def psql                                                                   #psql
       program='psql'
       program_ref="\n\t\tpsql requested"
@@ -2715,27 +2728,41 @@ WOK
       end
       self
     end
-    def digest
+    def digest_conf?
+      if defined? @rc['default']['digest'] \
+      and @rc['default']['digest'] != nil
+        case @rc['default']['digest']
+        when /^sha(?:5|512)?$/ then :sha512
+        when /^sha(?:2|256)?$/ then :sha256
+        when /^md5$/           then :md5
+        else                        :sha256
+        end
+      else                          :sha256
+      end
+    end
+    def digest(opt=nil)
+      @opt=opt
       def type
-        if defined? @rc['default']['digest'] \
-        and @rc['default']['digest'] != nil
-          case @rc['default']['digest']
-          when /^sha(?:2|256)?$/ then 'sha256'
-          when /^md5$/           then 'md5'
-          else                        'sha256'
+        if @opt
+          case @opt.act[:hash_digest_algo]
+          when :sha512 then :sha512
+          when :sha256 then :sha256
+          when :md5    then :md5
+          else digest_conf?
           end
-        else                          'sha256'
+        else digest_conf?
         end
       end
       def length
-        case digest.type
-        when /sha256/ then 64
-        when /md5/    then 32
+        case digest(@opt).type
+        when :sha512 then 128
+        when :sha256 then  64
+        when :md5    then  32
         else               64
         end
       end
       def pattern
-        "[0-9a-f]{#{digest.length}}" #/[0-9a-f]{#{digest.length}}/
+        "[0-9a-f]{#{digest(@opt).length}}" #/[0-9a-f]{#{digest.length}}/
       end
       self
     end