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--- virtualization:cloud:aws:jq [2022/02/25 12:17] – jotasandoku
+++ virtualization:cloud:aws:jq [2023/11/02 14:38] (current) – external edit 127.0.0.1
@@ Line 1: / Line 1: @@
-Excellent examples of jq filters : [[https://github.com/ipspace/docker-examples/tree/d8599f8b4e44b24cc50afafd8a56438ab31bf80b/filter]]
+  * Simple introduction [[https://tecadmin.net/linux-jq-command/#:~:text=The%20JQ%20command%20is%20used,data%20from%20a%20JSON%20file|External_Link]]
+  * Medium introduction [[https://lzone.de/cheat-sheet/jq|External_Link]]
+  * Excellent/complex examples of jq filters : [[https://github.com/ipspace/docker-examples/tree/d8599f8b4e44b24cc50afafd8a56438ab31bf80b/filter]]
   jq . # the dots means 'applies for all objects below'
+For __Docker__:\\
+networks:
+  aws ec2 describe-subnets | jq .[] | jq .[].Ipv6CidrBlockAssociationSet | jq .[].Ipv6CidrBlockState    # nested jq (two levels here)
   aws ec2 describe-regions  | jq -r "[[.Regions[].RegionName]]"
   aws ec2 describe-vpcs | jq -r "[[.Reservations[].Instances[].InstanceId]]"  # extract all instances id (down 3 levels)
   aws ec2 describe-vpcs | jq -r '.Vpcs | length'   # COUNT number of VPCs
   aws ec2 describe-vpcs --region eu-west-1 | jq -r '.Vpcs | length'    # For a DIFFERENT Region
+  cat response.json | jq .data | jq -r '.[].relationships.managed_object.data.id'
+  cat response.json| jq .data | jq -r '[.[].relationships.managed_object.data.id + " " + .[].attributes.alert_type]'  # two fields
+  cat response.json| jq '.data | .[] | .attributes'    # strips 'data' values for all 'attributes' keys
+  cat response.json| jq '.data | .[] | .attributes.subobject.dns_scoping'
+PRETTY TABLE FORMAT:\\
+  aws ec2 describe-instances \
+  --query 'Reservations[*].Instances[*].{Instance:InstanceId,Name:Tags[?Key==`Name`][0].Value,Private:PrivateIpAddress,Public:PublicIpAddress}' \
+  --filters "Name=instance-state-name,Values=running" \
+  --output table
+{{:virtualization:cloud:aws-cli-query.jpeg?900|}}
 Lists the public IPs (querying the OCI DNS):
@@ Line 32: / Line 51: @@
 \\
   oci network nsg list --region us-phoenix-1 --compartment-id ocid1.compartment.oc1..aaaaaaaax5zpuw6ggeudpiqueidy5xlqentk2ngs7p6445an34mgwlrpbccq | jq -r '.data[] | ."defined-tags"."NetworkSecurity"."groupId" + ": " + .id'
 \\
 Formatted output with my own labels [[https://my.ipspace.net/bin/get/DockerNet/Docker%20Networking%20Deep%20Dive.pdf?doccode=DockerNet|External Link]]:\\
@@ Line 44: / Line 63: @@
   docker network inspect bg0 | jq -f myfilterabove
+  * ''to_entries'' and ''from_entries'' to convert between objects and key-value pair arrays

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