Module: HttpUtil

Defined in:
lib/conan/repository.rb

Class Method Summary collapse

Class Method Details

.download(url, target_file, download_file_name, sha1_hash) ⇒ Object 



57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
 
# File 'lib/conan/repository.rb', line 57

def self.download(url, target_file, download_file_name, sha1_hash)  
  not_shasum = ->(file) {      
    ret = true
    if (File.exists?(file))
      # verify the file
      found_hash = Digest::SHA1.file(file).hexdigest
      puts "Found: #{found_hash}, Want: #{sha1_hash}"     
      if (found_hash != sha1_hash)
        puts "#{file} is not the file we're looking for. It has a SHA1 hash of #{found_hash}, but #{sha1_hash} is expected"
        ret = true
      else
        puts "#{file} matches checksum"
        ret = false
      end
    end
    ret
  }

  if (not_shasum.call(target_file))    
    tmp = File.join(Dir.tmpdir(), "nexus-app-manifest")
    FileUtils.mkdir_p tmp
    download_file = File.join(tmp, download_file_name)
    if (not_shasum.call(download_file))
      # download it
      puts "Fetching artifact #{download_file_name}"
      puts "  #{url}"
      puts "..."
      wget_cmd = "wget -nv \"#{url}\" --content-disposition --no-use-server-timestamps --output-document \"#{download_file}\""
      puts wget_cmd
      system( wget_cmd )
      raise "Failed to download #{download_file_name}" if not_shasum.call(download_file)
    end
    # move download to target file
    puts "cp #{download_file} to #{target_file}"
    FileUtils.mkdir_p File.dirname(target_file)
    FileUtils.copy(download_file, target_file)
  end
end