(Ruby) Duo Auth API - Preauth

See more Duo Auth MFA Examples

The /preauth endpoint determines whether a user is authorized to log in, and (if so) returns the user's available authentication factors.

Note: This example requires Chilkat v9.5.0.89 or greater.

For more information, see https://duo.com/docs/authapi#/preauth

Chilkat Ruby Downloads install from rubygems.org gem install chilkat or download... Ruby Library for Windows, MacOS, Linux, Alpine Linux

require 'chilkat'

# This example assumes the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

integrationKey = "DIMS3V5QDVG9J9ABRXC4"
secretKey = "HWVQ46nubLBxhnRlKddTltWIi3hL0fIQF2qTvLab"

http = Chilkat::CkHttp.new()

http.put_Accept("application/json")

# Use your own hostname here:
url = "https://api-a03782e1.duosecurity.com/auth/v2/preauth"

# This example requires Chilkat v9.5.0.89 or greater because Chilkat will automatically
# generate and send the HMAC signature for the requires based on the integration key and secret key.
http.put_Login(integrationKey)
http.put_Password(secretKey)

req = Chilkat::CkHttpRequest.new()
req.AddParam("username","matt")

# resp is a CkHttpResponse
resp = http.PostUrlEncoded(url,req)
if (http.get_LastMethodSuccess() == false)
    print http.lastErrorText() + "\n";
    exit
end

print "status code = " + resp.get_StatusCode().to_s() + "\n";

json = Chilkat::CkJsonObject.new()
success = json.Load(resp.bodyStr())
json.put_EmitCompact(false)
print json.emit() + "\n";

# Sample successful output:

# status code = 200

# {
#   "response": {
#     "devices": [
#       {
#         "capabilities": [
#           "auto",
#           "push",
#           "sms",
#           "mobile_otp"
#         ],
#         "device": "DP6GYVTQ5NK82BMR851F",
#         "display_name": "iOS (XXX-XXX-1871)",
#         "name": "",
#         "number": "XXX-XXX-1871",
#         "type": "phone"
#       }
#     ],
#     "result": "auth",
#     "status_msg": "Account is active"
#   },
#   "stat": "OK"
# }

# Sample code to parse the above JSON response..

# Use this online tool to generate parsing code from sample JSON: 
# Generate Parsing Code from JSON

responseResult = json.stringOf("response.result")
responseStatus_msg = json.stringOf("response.status_msg")
stat = json.stringOf("stat")
i = 0
count_i = json.SizeOfArray("response.devices")
while i < count_i
    json.put_I(i)
    device = json.stringOf("response.devices[i].device")
    display_name = json.stringOf("response.devices[i].display_name")
    name = json.stringOf("response.devices[i].name")
    number = json.stringOf("response.devices[i].number")
    v_type = json.stringOf("response.devices[i].type")
    j = 0
    count_j = json.SizeOfArray("response.devices[i].capabilities")
    while j < count_j
        json.put_J(j)
        strVal = json.stringOf("response.devices[i].capabilities[j]")
        j = j + 1
    end
    i = i + 1
end