DescribeInstances C Example
#include <C_CkRest.h>
#include <C_CkAuthAws.h>
#include <C_CkJsonObject.h>
#include <C_CkStringBuilder.h>
void ChilkatSample(void)
{
HCkRest rest;
BOOL success;
HCkAuthAws authAws;
HCkJsonObject json;
HCkStringBuilder sbRequestBody;
HCkStringBuilder sbResponseBody;
int respStatusCode;
HCkJsonObject jResp;
const char *AgentVersion;
const char *AmiId;
const char *Architecture;
const char *Arn;
const char *AutoScalingType;
const char *AvailabilityZone;
const char *CreatedAt;
int EbsOptimized;
const char *Ec2InstanceId;
const char *EcsClusterArn;
const char *EcsContainerInstanceArn;
const char *ElasticIp;
const char *Hostname;
const char *InfrastructureClass;
int InstallUpdatesOnBoot;
const char *InstanceId;
const char *InstanceProfileArn;
const char *InstanceType;
const char *LastServiceErrorId;
const char *Os;
const char *Platform;
const char *PrivateDns;
const char *PrivateIp;
const char *PublicDns;
const char *PublicIp;
const char *RegisteredBy;
const char *ReportedAgentVersion;
const char *Family;
const char *Name;
const char *Version;
const char *RootDeviceType;
const char *RootDeviceVolumeId;
const char *SshHostDsaKeyFingerprint;
const char *SshHostRsaKeyFingerprint;
const char *SshKeyName;
const char *StackId;
const char *Status;
const char *SubnetId;
const char *Tenancy;
const char *VirtualizationType;
int j;
int count_j;
const char *DeviceName;
int DeleteOnTermination;
int Iops;
const char *SnapshotId;
int VolumeSize;
const char *VolumeType;
const char *NoDevice;
const char *VirtualName;
const char *strVal;
int i;
int count_i;
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
rest = CkRest_Create();
authAws = CkAuthAws_Create();
CkAuthAws_putAccessKey(authAws,"AWS_ACCESS_KEY");
CkAuthAws_putSecretKey(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_putRegion(authAws,"us-west-2");
CkAuthAws_putServiceName(authAws,"opsworks");
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
CkRest_SetAuthAws(rest,authAws);
// URL: https://opsworks.us-west-2.amazonaws.com/
// Use the same region as specified above.
success = CkRest_Connect(rest,"opsworks.us-west-2.amazonaws.com",443,TRUE,TRUE);
if (success != TRUE) {
printf("ConnectFailReason: %d\n",CkRest_getConnectFailReason(rest));
printf("%s\n",CkRest_lastErrorText(rest));
CkRest_Dispose(rest);
CkAuthAws_Dispose(authAws);
return;
}
// 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
json = CkJsonObject_Create();
CkJsonObject_UpdateString(json,"InstanceIds[0]","string");
CkJsonObject_UpdateString(json,"LayerId","string");
CkJsonObject_UpdateString(json,"StackId","string");
// The JSON request body created by the above code:
// {
// "InstanceIds": [
// "string"
// ],
// "LayerId": "string",
// "StackId": "string"
// }
CkRest_AddHeader(rest,"Content-Type","application/x-amz-json-1.1");
CkRest_AddHeader(rest,"X-Amz-Target","OpsWorks_20130218.DescribeInstances");
sbRequestBody = CkStringBuilder_Create();
CkJsonObject_EmitSb(json,sbRequestBody);
sbResponseBody = CkStringBuilder_Create();
success = CkRest_FullRequestSb(rest,"POST","/",sbRequestBody,sbResponseBody);
if (success != TRUE) {
printf("%s\n",CkRest_lastErrorText(rest));
CkRest_Dispose(rest);
CkAuthAws_Dispose(authAws);
CkJsonObject_Dispose(json);
CkStringBuilder_Dispose(sbRequestBody);
CkStringBuilder_Dispose(sbResponseBody);
return;
}
respStatusCode = CkRest_getResponseStatusCode(rest);
printf("response status code = %d\n",respStatusCode);
if (respStatusCode != 200) {
printf("Response Header:\n");
printf("%s\n",CkRest_responseHeader(rest));
printf("Response Body:\n");
printf("%s\n",CkStringBuilder_getAsString(sbResponseBody));
CkRest_Dispose(rest);
CkAuthAws_Dispose(authAws);
CkJsonObject_Dispose(json);
CkStringBuilder_Dispose(sbRequestBody);
CkStringBuilder_Dispose(sbResponseBody);
return;
}
jResp = CkJsonObject_Create();
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
// Chilkat functions returning "const char *" return a pointer to temporary internal memory owned and managed by Chilkat.
// See this example explaining how this memory should be used: const char * functions.
i = 0;
count_i = CkJsonObject_SizeOfArray(jResp,"Instances");
while (i < count_i) {
CkJsonObject_putI(jResp,i);
AgentVersion = CkJsonObject_stringOf(jResp,"Instances[i].AgentVersion");
AmiId = CkJsonObject_stringOf(jResp,"Instances[i].AmiId");
Architecture = CkJsonObject_stringOf(jResp,"Instances[i].Architecture");
Arn = CkJsonObject_stringOf(jResp,"Instances[i].Arn");
AutoScalingType = CkJsonObject_stringOf(jResp,"Instances[i].AutoScalingType");
AvailabilityZone = CkJsonObject_stringOf(jResp,"Instances[i].AvailabilityZone");
CreatedAt = CkJsonObject_stringOf(jResp,"Instances[i].CreatedAt");
EbsOptimized = CkJsonObject_IntOf(jResp,"Instances[i].EbsOptimized");
Ec2InstanceId = CkJsonObject_stringOf(jResp,"Instances[i].Ec2InstanceId");
EcsClusterArn = CkJsonObject_stringOf(jResp,"Instances[i].EcsClusterArn");
EcsContainerInstanceArn = CkJsonObject_stringOf(jResp,"Instances[i].EcsContainerInstanceArn");
ElasticIp = CkJsonObject_stringOf(jResp,"Instances[i].ElasticIp");
Hostname = CkJsonObject_stringOf(jResp,"Instances[i].Hostname");
InfrastructureClass = CkJsonObject_stringOf(jResp,"Instances[i].InfrastructureClass");
InstallUpdatesOnBoot = CkJsonObject_IntOf(jResp,"Instances[i].InstallUpdatesOnBoot");
InstanceId = CkJsonObject_stringOf(jResp,"Instances[i].InstanceId");
InstanceProfileArn = CkJsonObject_stringOf(jResp,"Instances[i].InstanceProfileArn");
InstanceType = CkJsonObject_stringOf(jResp,"Instances[i].InstanceType");
LastServiceErrorId = CkJsonObject_stringOf(jResp,"Instances[i].LastServiceErrorId");
Os = CkJsonObject_stringOf(jResp,"Instances[i].Os");
Platform = CkJsonObject_stringOf(jResp,"Instances[i].Platform");
PrivateDns = CkJsonObject_stringOf(jResp,"Instances[i].PrivateDns");
PrivateIp = CkJsonObject_stringOf(jResp,"Instances[i].PrivateIp");
PublicDns = CkJsonObject_stringOf(jResp,"Instances[i].PublicDns");
PublicIp = CkJsonObject_stringOf(jResp,"Instances[i].PublicIp");
RegisteredBy = CkJsonObject_stringOf(jResp,"Instances[i].RegisteredBy");
ReportedAgentVersion = CkJsonObject_stringOf(jResp,"Instances[i].ReportedAgentVersion");
Family = CkJsonObject_stringOf(jResp,"Instances[i].ReportedOs.Family");
Name = CkJsonObject_stringOf(jResp,"Instances[i].ReportedOs.Name");
Version = CkJsonObject_stringOf(jResp,"Instances[i].ReportedOs.Version");
RootDeviceType = CkJsonObject_stringOf(jResp,"Instances[i].RootDeviceType");
RootDeviceVolumeId = CkJsonObject_stringOf(jResp,"Instances[i].RootDeviceVolumeId");
SshHostDsaKeyFingerprint = CkJsonObject_stringOf(jResp,"Instances[i].SshHostDsaKeyFingerprint");
SshHostRsaKeyFingerprint = CkJsonObject_stringOf(jResp,"Instances[i].SshHostRsaKeyFingerprint");
SshKeyName = CkJsonObject_stringOf(jResp,"Instances[i].SshKeyName");
StackId = CkJsonObject_stringOf(jResp,"Instances[i].StackId");
Status = CkJsonObject_stringOf(jResp,"Instances[i].Status");
SubnetId = CkJsonObject_stringOf(jResp,"Instances[i].SubnetId");
Tenancy = CkJsonObject_stringOf(jResp,"Instances[i].Tenancy");
VirtualizationType = CkJsonObject_stringOf(jResp,"Instances[i].VirtualizationType");
j = 0;
count_j = CkJsonObject_SizeOfArray(jResp,"Instances[i].BlockDeviceMappings");
while (j < count_j) {
CkJsonObject_putJ(jResp,j);
DeviceName = CkJsonObject_stringOf(jResp,"Instances[i].BlockDeviceMappings[j].DeviceName");
DeleteOnTermination = CkJsonObject_IntOf(jResp,"Instances[i].BlockDeviceMappings[j].Ebs.DeleteOnTermination");
Iops = CkJsonObject_IntOf(jResp,"Instances[i].BlockDeviceMappings[j].Ebs.Iops");
SnapshotId = CkJsonObject_stringOf(jResp,"Instances[i].BlockDeviceMappings[j].Ebs.SnapshotId");
VolumeSize = CkJsonObject_IntOf(jResp,"Instances[i].BlockDeviceMappings[j].Ebs.VolumeSize");
VolumeType = CkJsonObject_stringOf(jResp,"Instances[i].BlockDeviceMappings[j].Ebs.VolumeType");
NoDevice = CkJsonObject_stringOf(jResp,"Instances[i].BlockDeviceMappings[j].NoDevice");
VirtualName = CkJsonObject_stringOf(jResp,"Instances[i].BlockDeviceMappings[j].VirtualName");
j = j + 1;
}
j = 0;
count_j = CkJsonObject_SizeOfArray(jResp,"Instances[i].LayerIds");
while (j < count_j) {
CkJsonObject_putJ(jResp,j);
strVal = CkJsonObject_stringOf(jResp,"Instances[i].LayerIds[j]");
j = j + 1;
}
j = 0;
count_j = CkJsonObject_SizeOfArray(jResp,"Instances[i].SecurityGroupIds");
while (j < count_j) {
CkJsonObject_putJ(jResp,j);
strVal = CkJsonObject_stringOf(jResp,"Instances[i].SecurityGroupIds[j]");
j = j + 1;
}
i = i + 1;
}
// A sample JSON response body parsed by the above code:
// {
// "Instances": [
// {
// "AgentVersion": "string",
// "AmiId": "string",
// "Architecture": "string",
// "Arn": "string",
// "AutoScalingType": "string",
// "AvailabilityZone": "string",
// "BlockDeviceMappings": [
// {
// "DeviceName": "string",
// "Ebs": {
// "DeleteOnTermination": boolean,
// "Iops": number,
// "SnapshotId": "string",
// "VolumeSize": number,
// "VolumeType": "string"
// },
// "NoDevice": "string",
// "VirtualName": "string"
// }
// ],
// "CreatedAt": "string",
// "EbsOptimized": boolean,
// "Ec2InstanceId": "string",
// "EcsClusterArn": "string",
// "EcsContainerInstanceArn": "string",
// "ElasticIp": "string",
// "Hostname": "string",
// "InfrastructureClass": "string",
// "InstallUpdatesOnBoot": boolean,
// "InstanceId": "string",
// "InstanceProfileArn": "string",
// "InstanceType": "string",
// "LastServiceErrorId": "string",
// "LayerIds": [
// "string"
// ],
// "Os": "string",
// "Platform": "string",
// "PrivateDns": "string",
// "PrivateIp": "string",
// "PublicDns": "string",
// "PublicIp": "string",
// "RegisteredBy": "string",
// "ReportedAgentVersion": "string",
// "ReportedOs": {
// "Family": "string",
// "Name": "string",
// "Version": "string"
// },
// "RootDeviceType": "string",
// "RootDeviceVolumeId": "string",
// "SecurityGroupIds": [
// "string"
// ],
// "SshHostDsaKeyFingerprint": "string",
// "SshHostRsaKeyFingerprint": "string",
// "SshKeyName": "string",
// "StackId": "string",
// "Status": "string",
// "SubnetId": "string",
// "Tenancy": "string",
// "VirtualizationType": "string"
// }
// ]
// }
CkRest_Dispose(rest);
CkAuthAws_Dispose(authAws);
CkJsonObject_Dispose(json);
CkStringBuilder_Dispose(sbRequestBody);
CkStringBuilder_Dispose(sbResponseBody);
CkJsonObject_Dispose(jResp);
}
