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Use docker expiration string from auth config #196

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Sep 16, 2021
Merged

Use docker expiration string from auth config #196

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18 changes: 17 additions & 1 deletion scripts/lib/common.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -122,5 +122,21 @@ k8s_controller_gen_version_equals() {
# fi
is_public_ecr_logged_in() {
local public_ecr_url="public.ecr.aws"
jq -e --arg url $public_ecr_url '.auths | has($url)' ~/.docker/config.json > /dev/null;

# Load the auth string
# Base64 decode it
# Parse it as <Username>:<B64 Payload>, and take only the payload
# Base64 decode it
# Read the "expiration" value
local expiration_time=$(jq -r --arg url $public_ecr_url '.auths[$url].auth' ~/.docker/config.json | base64 -d | cut -d":" -f2 | base64 -d | jq -r ".expiration")

# If any part of this doesn't exist, the user isn't logged in
[ -z "$expiration_time" ] && exit 1

local current_time=$(date +%s)

# If the credentials have expired, the user isn't logged in
[ "$expiration_time" -lt "$current_time" ] && exit 1

exit 0
}