Chilkat Online Tools

GetLambdaFunctionRecommendations TCL Example

AWS Compute Optimizer

load ./chilkat.dll

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

set rest [new_CkRest]

set authAws [new_CkAuthAws]

CkAuthAws_put_AccessKey $authAws "AWS_ACCESS_KEY"
CkAuthAws_put_SecretKey $authAws "AWS_SECRET_KEY"

# Don't forget to change the region to your particular region. (Also make the same change in the call to Connect below.)
CkAuthAws_put_Region $authAws "us-west-2"
CkAuthAws_put_ServiceName $authAws "compute-optimizer"
# SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
CkRest_SetAuthAws $rest $authAws

# URL: https://compute-optimizer.us-west-2.amazonaws.com/
# Use the same region as specified above.
set success [CkRest_Connect $rest "compute-optimizer.us-west-2.amazonaws.com" 443 1 1]
if {$success != 1} then {
    puts "ConnectFailReason: [CkRest_get_ConnectFailReason $rest]"
    puts [CkRest_lastErrorText $rest]
    delete_CkRest $rest
    delete_CkAuthAws $authAws
    exit
}

# The following code creates the JSON request body.
# The JSON created by this code is shown below.

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

set json [new_CkJsonObject]

CkJsonObject_UpdateString $json "accountIds[0]" "string"
CkJsonObject_UpdateString $json "filters[0].name" "string"
CkJsonObject_UpdateString $json "filters[0].values[0]" "string"
CkJsonObject_UpdateString $json "functionArns[0]" "string"
CkJsonObject_UpdateInt $json "maxResults" 123
CkJsonObject_UpdateString $json "nextToken" "string"

# The JSON request body created by the above code:

# {
#   "accountIds": [
#     "string"
#   ],
#   "filters": [
#     {
#       "name": "string",
#       "values": [
#         "string"
#       ]
#     }
#   ],
#   "functionArns": [
#     "string"
#   ],
#   "maxResults": number,
#   "nextToken": "string"
# }

CkRest_AddHeader $rest "Content-Type" "application/x-amz-json-1.0"
CkRest_AddHeader $rest "X-Amz-Target" "ComputeOptimizerService.GetLambdaFunctionRecommendations"

set sbRequestBody [new_CkStringBuilder]

CkJsonObject_EmitSb $json $sbRequestBody
set sbResponseBody [new_CkStringBuilder]

set success [CkRest_FullRequestSb $rest "POST" "/" $sbRequestBody $sbResponseBody]
if {$success != 1} then {
    puts [CkRest_lastErrorText $rest]
    delete_CkRest $rest
    delete_CkAuthAws $authAws
    delete_CkJsonObject $json
    delete_CkStringBuilder $sbRequestBody
    delete_CkStringBuilder $sbResponseBody
    exit
}

set respStatusCode [CkRest_get_ResponseStatusCode $rest]
puts "response status code = $respStatusCode"
if {$respStatusCode != 200} then {
    puts "Response Header:"
    puts [CkRest_responseHeader $rest]
    puts "Response Body:"
    puts [CkStringBuilder_getAsString $sbResponseBody]
    delete_CkRest $rest
    delete_CkAuthAws $authAws
    delete_CkJsonObject $json
    delete_CkStringBuilder $sbRequestBody
    delete_CkStringBuilder $sbResponseBody
    exit
}

set jResp [new_CkJsonObject]

CkJsonObject_LoadSb $jResp $sbResponseBody

# The following code parses the JSON response.
# A sample JSON response is shown below the sample code.

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

set nextToken [CkJsonObject_stringOf $jResp "nextToken"]
set i 0
set count_i [CkJsonObject_SizeOfArray $jResp "lambdaFunctionRecommendations"]
while {$i < $count_i} {
    CkJsonObject_put_I $jResp $i
    set accountId [CkJsonObject_stringOf $jResp "lambdaFunctionRecommendations[i].accountId"]
    set currentMemorySize [CkJsonObject_IntOf $jResp "lambdaFunctionRecommendations[i].currentMemorySize"]
    set currentPerformanceRisk [CkJsonObject_stringOf $jResp "lambdaFunctionRecommendations[i].currentPerformanceRisk"]
    set finding [CkJsonObject_stringOf $jResp "lambdaFunctionRecommendations[i].finding"]
    set functionArn [CkJsonObject_stringOf $jResp "lambdaFunctionRecommendations[i].functionArn"]
    set functionVersion [CkJsonObject_stringOf $jResp "lambdaFunctionRecommendations[i].functionVersion"]
    set lastRefreshTimestamp [CkJsonObject_IntOf $jResp "lambdaFunctionRecommendations[i].lastRefreshTimestamp"]
    set lookbackPeriodInDays [CkJsonObject_IntOf $jResp "lambdaFunctionRecommendations[i].lookbackPeriodInDays"]
    set numberOfInvocations [CkJsonObject_IntOf $jResp "lambdaFunctionRecommendations[i].numberOfInvocations"]
    set j 0
    set count_j [CkJsonObject_SizeOfArray $jResp "lambdaFunctionRecommendations[i].findingReasonCodes"]
    while {$j < $count_j} {
        CkJsonObject_put_J $jResp $j
        set strVal [CkJsonObject_stringOf $jResp "lambdaFunctionRecommendations[i].findingReasonCodes[j]"]
        set j [expr $j + 1]
    }
    set j 0
    set count_j [CkJsonObject_SizeOfArray $jResp "lambdaFunctionRecommendations[i].memorySizeRecommendationOptions"]
    while {$j < $count_j} {
        CkJsonObject_put_J $jResp $j
        set memorySize [CkJsonObject_IntOf $jResp "lambdaFunctionRecommendations[i].memorySizeRecommendationOptions[j].memorySize"]
        set rank [CkJsonObject_IntOf $jResp "lambdaFunctionRecommendations[i].memorySizeRecommendationOptions[j].rank"]
        set v_Currency [CkJsonObject_stringOf $jResp "lambdaFunctionRecommendations[i].memorySizeRecommendationOptions[j].savingsOpportunity.estimatedMonthlySavings.currency"]
        set Value [CkJsonObject_IntOf $jResp "lambdaFunctionRecommendations[i].memorySizeRecommendationOptions[j].savingsOpportunity.estimatedMonthlySavings.value"]
        set SavingsOpportunityPercentage [CkJsonObject_IntOf $jResp "lambdaFunctionRecommendations[i].memorySizeRecommendationOptions[j].savingsOpportunity.savingsOpportunityPercentage"]
        set k 0
        set count_k [CkJsonObject_SizeOfArray $jResp "lambdaFunctionRecommendations[i].memorySizeRecommendationOptions[j].projectedUtilizationMetrics"]
        while {$k < $count_k} {
            CkJsonObject_put_K $jResp $k
            set name [CkJsonObject_stringOf $jResp "lambdaFunctionRecommendations[i].memorySizeRecommendationOptions[j].projectedUtilizationMetrics[k].name"]
            set statistic [CkJsonObject_stringOf $jResp "lambdaFunctionRecommendations[i].memorySizeRecommendationOptions[j].projectedUtilizationMetrics[k].statistic"]
            set value [CkJsonObject_IntOf $jResp "lambdaFunctionRecommendations[i].memorySizeRecommendationOptions[j].projectedUtilizationMetrics[k].value"]
            set k [expr $k + 1]
        }
        set j [expr $j + 1]
    }
    set j 0
    set count_j [CkJsonObject_SizeOfArray $jResp "lambdaFunctionRecommendations[i].utilizationMetrics"]
    while {$j < $count_j} {
        CkJsonObject_put_J $jResp $j
        set name [CkJsonObject_stringOf $jResp "lambdaFunctionRecommendations[i].utilizationMetrics[j].name"]
        set statistic [CkJsonObject_stringOf $jResp "lambdaFunctionRecommendations[i].utilizationMetrics[j].statistic"]
        set value [CkJsonObject_IntOf $jResp "lambdaFunctionRecommendations[i].utilizationMetrics[j].value"]
        set j [expr $j + 1]
    }
    set i [expr $i + 1]
}

# A sample JSON response body parsed by the above code:

# {
#   "lambdaFunctionRecommendations": [
#     {
#       "accountId": "string",
#       "currentMemorySize": number,
#       "currentPerformanceRisk": "string",
#       "finding": "string",
#       "findingReasonCodes": [
#         "string"
#       ],
#       "functionArn": "string",
#       "functionVersion": "string",
#       "lastRefreshTimestamp": number,
#       "lookbackPeriodInDays": number,
#       "memorySizeRecommendationOptions": [
#         {
#           "memorySize": number,
#           "projectedUtilizationMetrics": [
#             {
#               "name": "string",
#               "statistic": "string",
#               "value": number
#             }
#           ],
#           "rank": number,
#           "savingsOpportunity": {
#             "estimatedMonthlySavings": {
#               "currency": "string",
#               "value": number
#             },
#             "savingsOpportunityPercentage": number
#           }
#         }
#       ],
#       "numberOfInvocations": number,
#       "utilizationMetrics": [
#         {
#           "name": "string",
#           "statistic": "string",
#           "value": number
#         }
#       ]
#     }
#   ],
#   "nextToken": "string"
# }

delete_CkRest $rest
delete_CkAuthAws $authAws
delete_CkJsonObject $json
delete_CkStringBuilder $sbRequestBody
delete_CkStringBuilder $sbResponseBody
delete_CkJsonObject $jResp