PureBasic

Amazon Glacier List Vaults

See more Amazon Glacier Examples

Demonstrates how to list the glacier vaults in a given region. PureBasic

IncludeFile "CkStringBuilder.pb"
IncludeFile "CkAuthAws.pb"
IncludeFile "CkJsonObject.pb"
IncludeFile "CkRest.pb"

Procedure ChilkatExample()

    success.i = 0

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

    rest.i = CkRest::ckCreate()
    If rest.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    ; Connect to the Amazon AWS REST server in the desired region.
    bTls.i = 1
    port.i = 443
    bAutoReconnect.i = 1
    success = CkRest::ckConnect(rest,"glacier.us-west-2.amazonaws.com",port,bTls,bAutoReconnect)

    ; Provide AWS credentials.
    authAws.i = CkAuthAws::ckCreate()
    If authAws.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkAuthAws::setCkAccessKey(authAws, "AWS_ACCESS_KEY")
    CkAuthAws::setCkSecretKey(authAws, "AWS_SECRET_KEY")
    CkAuthAws::setCkServiceName(authAws, "glacier")
    CkAuthAws::setCkRegion(authAws, "us-west-2")

    success = CkRest::ckSetAuthAws(rest,authAws)

    ; --------------------------------------------------------------------------
    ; Note: The above REST connection and setup of the AWS credentials
    ; can be done once.  After connecting, any number of REST calls can be made.
    ; The "auto reconnect" property passed to rest.Connect indicates that if
    ; the connection is lost, a REST method call will automatically reconnect
    ; if needed.
    ; --------------------------------------------------------------------------

    ; 
    ; For more information, see Glacier List Vaults Reference Documentation
    ; 
    CkRest::ckAddHeader(rest,"x-amz-glacier-version","2012-06-01")

    ; Get the glacier vaults in my account's us-west-2 region.
    sbResponseBody.i = CkStringBuilder::ckCreate()
    If sbResponseBody.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success = CkRest::ckFullRequestNoBodySb(rest,"GET","/AWS_ACCOUNT_ID/vaults",sbResponseBody)
    If success <> 1
        Debug CkRest::ckLastErrorText(rest)
        CkRest::ckDispose(rest)
        CkAuthAws::ckDispose(authAws)
        CkStringBuilder::ckDispose(sbResponseBody)
        ProcedureReturn
    EndIf

    respStatusCode.i = CkRest::ckResponseStatusCode(rest)
    If respStatusCode >= 400
        Debug "Response Status Code = " + Str(respStatusCode)
        Debug "Response Header:"
        Debug CkRest::ckResponseHeader(rest)
        Debug "Response Body:"
        Debug CkStringBuilder::ckGetAsString(sbResponseBody)
        CkRest::ckDispose(rest)
        CkAuthAws::ckDispose(authAws)
        CkStringBuilder::ckDispose(sbResponseBody)
        ProcedureReturn
    EndIf

    ; Success is indicated by a 200 response status with an empty response body.
    Debug "response status code = " + Str(respStatusCode)

    json.i = CkJsonObject::ckCreate()
    If json.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkJsonObject::ckLoadSb(json,sbResponseBody)
    CkJsonObject::setCkEmitCompact(json, 0)

    Debug CkJsonObject::ckEmit(json)

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

    Marker.s
    i.i
    count_i.i
    CreationDate.s
    LastInventoryDate.s
    NumberOfArchives.i
    SizeInBytes.i
    VaultARN.s
    VaultName.s

    Marker = CkJsonObject::ckStringOf(json,"Marker")
    i = 0
    count_i = CkJsonObject::ckSizeOfArray(json,"VaultList")
    While i < count_i
        CkJsonObject::setCkI(json, i)
        CreationDate = CkJsonObject::ckStringOf(json,"VaultList[i].CreationDate")
        LastInventoryDate = CkJsonObject::ckStringOf(json,"VaultList[i].LastInventoryDate")
        NumberOfArchives = CkJsonObject::ckIntOf(json,"VaultList[i].NumberOfArchives")
        SizeInBytes = CkJsonObject::ckIntOf(json,"VaultList[i].SizeInBytes")
        VaultARN = CkJsonObject::ckStringOf(json,"VaultList[i].VaultARN")
        VaultName = CkJsonObject::ckStringOf(json,"VaultList[i].VaultName")
        i = i + 1
    Wend

    ; Sample response
    ; 
    ; {
    ;   "Marker": null,
    ;   "VaultList": [
    ;     {
    ;       "CreationDate": "2019-04-05T19:10:28.428Z",
    ;       "LastInventoryDate": null,
    ;       "NumberOfArchives": 0,
    ;       "SizeInBytes": 0,
    ;       "VaultARN": "arn:aws:glacier:us-west-2:954491834127:vaults/chilkat",
    ;       "VaultName": "chilkat"
    ;     },
    ;     {
    ;       "CreationDate": "2019-04-05T19:00:21.768Z",
    ;       "LastInventoryDate": null,
    ;       "NumberOfArchives": 0,
    ;       "SizeInBytes": 0,
    ;       "VaultARN": "arn:aws:glacier:us-west-2:954491834127:vaults/ocean",
    ;       "VaultName": "ocean"
    ;     }
    ;   ]
    ; }
    ; 


    CkRest::ckDispose(rest)
    CkAuthAws::ckDispose(authAws)
    CkStringBuilder::ckDispose(sbResponseBody)
    CkJsonObject::ckDispose(json)


    ProcedureReturn
EndProcedure