Add some examples for alarms and sns

33_awscli/CLOUDWATCH.md

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+# Cloudwatch
+
+Demonstrate some example commands for managing Cloudwatch.  
+
+NOTE:
+
+* Cloudwatch Alarms are regional
+
+## Alarms
+
+```sh
+export AWS_PAGER=
+
+# list alarm names
+aws --profile ${AWS_PROFILE} --region ${AWS_REGION} cloudwatch describe-alarms | jq '.MetricAlarms[].AlarmName'
+
+# show an alarm
+aws --profile ${AWS_PROFILE} --region ${AWS_REGION} cloudwatch describe-alarms | jq 'select(.MetricAlarms[].AlarmName == "alarm-name-to-look-for")'
+
+# output alarms with action
+aws --profile ${AWS_PROFILE} --region ${AWS_REGION}  cloudwatch describe-alarms | jq -c '.MetricAlarms[] | {name: .AlarmName, action:.AlarmActions[0]}' | jq -s -c  'sort_by(.action)' | jq -c '.[]'
+
+# patching in profile and region
+aws --profile ${AWS_PROFILE} --region ${AWS_REGION} cloudwatch describe-alarms | jq  --arg profile ${AWS_PROFILE} --arg region "${AWS_REGION}" -c '.MetricAlarms[] | {profile: $profile, region: $region, name: .AlarmName, action:.AlarmActions[0]}' | jq -s -c  'sort_by(.action)' | jq -c '.[]'
+
+# loop over multiple profiles and regions (writes out ./alarms.json)
+while IFS=, read -r AWS_PROFILE AWS_REGION
+do
+    aws --profile ${AWS_PROFILE} --region ${AWS_REGION} cloudwatch describe-alarms | jq --arg profile ${AWS_PROFILE} --arg region "${AWS_REGION}" -c '.MetricAlarms[] | {profile: $profile, region: $region, name: .AlarmName, action:.AlarmActions[0]}' | jq -s -c 'sort_by(.action)' | jq -c '.[]'
+done << EOF > ./alarms.json
+profile1,us-east-1
+profile1,eu-west-1
+profile2,us-east-1
+profile1,eu-west-1
+profile3,us-east-1
+profile3,eu-west-1
+EOF
+
+# sort and filter alarms 
+jq -s '[.[].action] | sort | unique' ./alarms.json | jq -r '.[]' | grep sns
+```
+
+## Resources
+
+* cloudwatch cli [here](https://docs.aws.amazon.com/cli/latest/reference/cloudwatch/index.html)
+

33_awscli/SNS.md

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+# Simple Notification Service SNS
+
+Demonstrate some example commands for managing SNS.  
+
+```sh
+# list topics 
+aws --profile ${AWS_PROFILE} --region ${AWS_REGION} sns list-topics                      
+
+# describe a topic
+aws --profile ${AWS_PROFILE} --region ${AWS_REGION} sns list-subscriptions-by-topic --topic-arn "arn:aws:sns:us-east-1:accountid:topicname"
+```
+
+## Resources
+
+* SNS cli [here](https://docs.aws.amazon.com/cli/latest/reference/sns/index.html)