added --timestamp.

# sfeng@stanford.edu 2018

# 

# Read AWS cloudwatch logs. Default is logs from 5 minutes ago.

# See https://github.com/jorgebastida/awslogs for full usage information.

usage_example(){

  echo

  echo "Usage examples:"

  echo "$program groups: get all log groups"

  echo "$program get <group name>: get logs for the named log group"

  echo "$program streams <group name>: get all stream names for the given group"

  echo "$program get <group name> <stream name>: get all events  for a group with a stream name."

  echo

  echo "get command has default 5 minutes start time. you can use --since=1{d,m,w} for starting time."

  echo "get command can also use 'ALL --watch' option to tail a log."

  echo "See https://github.com/jorgebastida/awslogs for full usage information."

  exit 0

}

### MAIN

program=$(basename $0 .sh | sed 's/-/_/g')

program=$(basename $0 | sed 's/-/_/g')

cmd=${@:-'--help'}

  exit 1

fi

echo Running $program...

if docker run --rm -it -v $HOME/.aws:/root/.aws suet/awslogs $cmd --profile=$aws_profile | grep "An error occurred"; then

  docker run --rm -it -v $HOME/.aws:/root/.aws suet/awslogs --help

echo Running $program $cmd --profile=$aws_profile...

if [ "$cmd" = "--help" ] ;then

  docker run --rm -it suet/awslogs $cmd

  usage_example

fi

if docker run --rm -it -v $HOME/.aws:/root/.aws suet/awslogs $* --profile=$aws_profile | grep "An error occurred"; then

  usage_example

else

  docker run --rm -it -v $HOME/.aws:/root/.aws suet/awslogs $cmd --profile=$aws_profile

  docker run --rm -it -v $HOME/.aws:/root/.aws suet/awslogs $* --profile=$aws_profile --timestamp > /tmp/output.$$

fi

cat /tmp/output.$$

echo "File is saved at /tmp/output.$$."