मेरे पास एक JSON आउटपुट है जिसमें से मुझे लिनक्स में कुछ मापदंडों को निकालने की आवश्यकता है।
यह JSON आउटपुट है:
{
"OwnerId": "121456789127",
"ReservationId": "r-48465168",
"Groups": [],
"Instances": [
{
"Monitoring": {
"State": "disabled"
},
"PublicDnsName": null,
"RootDeviceType": "ebs",
"State": {
"Code": 16,
"Name": "running"
},
"EbsOptimized": false,
"LaunchTime": "2014-03-19T09:16:56.000Z",
"PrivateIpAddress": "10.250.171.248",
"ProductCodes": [
{
"ProductCodeId": "aacglxeowvn5hy8sznltowyqe",
"ProductCodeType": "marketplace"
}
],
"VpcId": "vpc-86bab0e4",
"StateTransitionReason": null,
"InstanceId": "i-1234576",
"ImageId": "ami-b7f6c5de",
"PrivateDnsName": "ip-10-120-134-248.ec2.internal",
"KeyName": "Test_Virginia",
"SecurityGroups": [
{
"GroupName": "Test",
"GroupId": "sg-12345b"
}
],
"ClientToken": "VYeFw1395220615808",
"SubnetId": "subnet-12345314",
"InstanceType": "t1.micro",
"NetworkInterfaces": [
{
"Status": "in-use",
"SourceDestCheck": true,
"VpcId": "vpc-123456e4",
"Description": "Primary network interface",
"NetworkInterfaceId": "eni-3619f31d",
"PrivateIpAddresses": [
{
"Primary": true,
"PrivateIpAddress": "10.120.134.248"
}
],
"Attachment": {
"Status": "attached",
"DeviceIndex": 0,
"DeleteOnTermination": true,
"AttachmentId": "eni-attach-9210dee8",
"AttachTime": "2014-03-19T09:16:56.000Z"
},
"Groups": [
{
"GroupName": "Test",
"GroupId": "sg-123456cb"
}
],
"SubnetId": "subnet-31236514",
"OwnerId": "109030037527",
"PrivateIpAddress": "10.120.134.248"
}
],
"SourceDestCheck": true,
"Placement": {
"Tenancy": "default",
"GroupName": null,
"AvailabilityZone": "us-east-1c"
},
"Hypervisor": "xen",
"BlockDeviceMappings": [
{
"DeviceName": "/dev/sda",
"Ebs": {
"Status": "attached",
"DeleteOnTermination": false,
"VolumeId": "vol-37ff097b",
"AttachTime": "2014-03-19T09:17:00.000Z"
}
}
],
"Architecture": "x86_64",
"KernelId": "aki-88aa75e1",
"RootDeviceName": "/dev/sda1",
"VirtualizationType": "paravirtual",
"Tags": [
{
"Value": "Server for testing RDS feature in us-east-1c AZ",
"Key": "Description"
},
{
"Value": "RDS_Machine (us-east-1c)",
"Key": "Name"
},
{
"Value": "1234",
"Key": "cost.centre",
},
{
"Value": "Jyoti Bhanot",
"Key": "Owner",
}
],
"AmiLaunchIndex": 0
}
]
}
मैं एक फाइल लिखना चाहता हूं जिसमें हेडिंग जैसे आईडी, टैग जैसे नाम, लागत केंद्र, स्वामी शामिल हैं। और नीचे JSON आउटपुट से कुछ निश्चित मान। यहां दिया गया आउटपुट सिर्फ एक उदाहरण है।
मुझे लगता है कि का उपयोग कर कैसे कर सकते हैं sed
और awk
?
अपेक्षित उत्पादन :
Instance id Name cost centre Owner
i-1234576 RDS_Machine (us-east-1c) 1234 Jyoti