From 8f10d0eb1e33d38ab6e89015a903620c54edd7c1 Mon Sep 17 00:00:00 2001
From: Oyvind Albrigtsen <oalbrigt@redhat.com>
Date: Fri, 13 Nov 2020 16:36:20 +0100
Subject: [PATCH] AWS agents: add support for IMDSv2
---
heartbeat/aws-vpc-move-ip | 5 +++--
heartbeat/aws-vpc-route53.in | 3 ++-
heartbeat/awseip | 9 +++++----
heartbeat/awsvip | 7 ++++---
4 files changed, 14 insertions(+), 10 deletions(-)
diff --git a/heartbeat/aws-vpc-move-ip b/heartbeat/aws-vpc-move-ip
index 72a89ecb1..cbb629b00 100755
--- a/heartbeat/aws-vpc-move-ip
+++ b/heartbeat/aws-vpc-move-ip
@@ -215,7 +215,8 @@ ec2ip_validate() {
return $OCF_ERR_CONFIGURED
fi
- EC2_INSTANCE_ID="$(curl -s http://169.254.169.254/latest/meta-data/instance-id)"
+ TOKEN=$(curl -X PUT "http://169.254.169.254/latest/api/token" -H "X-aws-ec2-metadata-token-ttl-seconds: 21600")
+ EC2_INSTANCE_ID=$(curl -s http://169.254.169.254/latest/meta-data/instance-id -H "X-aws-ec2-metadata-token: $TOKEN")
if [ -z "${EC2_INSTANCE_ID}" ]; then
ocf_exit_reason "Instance ID not found. Is this a EC2 instance?"
@@ -329,7 +330,7 @@ ec2ip_get_instance_eni() {
fi
ocf_log debug "MAC address associated with interface ${OCF_RESKEY_interface}: ${MAC_ADDR}"
- cmd="curl -s http://169.254.169.254/latest/meta-data/network/interfaces/macs/${MAC_ADDR}/interface-id"
+ cmd="curl -s http://169.254.169.254/latest/meta-data/network/interfaces/macs/${MAC_ADDR}/interface-id -H \"X-aws-ec2-metadata-token: $TOKEN\""
ocf_log debug "executing command: $cmd"
EC2_NETWORK_INTERFACE_ID="$(eval $cmd)"
rc=$?
diff --git a/heartbeat/aws-vpc-route53.in b/heartbeat/aws-vpc-route53.in
index b06b93726..4fb17019b 100644
--- a/heartbeat/aws-vpc-route53.in
+++ b/heartbeat/aws-vpc-route53.in
@@ -347,7 +347,8 @@ r53_monitor() {
_get_ip() {
case $OCF_RESKEY_ip in
local|public)
- IPADDRESS="$(curl -s http://169.254.169.254/latest/meta-data/${OCF_RESKEY_ip}-ipv4)";;
+ TOKEN=$(curl -X PUT "http://169.254.169.254/latest/api/token" -H "X-aws-ec2-metadata-token-ttl-seconds: 21600")
+ IPADDRESS=$(curl -s http://169.254.169.254/latest/meta-data/${OCF_RESKEY_ip}-ipv4 -H "X-aws-ec2-metadata-token: $TOKEN");;
*.*.*.*)
IPADDRESS="${OCF_RESKEY_ip}";;
esac
diff --git a/heartbeat/awseip b/heartbeat/awseip
index 445a03666..de1967774 100755
--- a/heartbeat/awseip
+++ b/heartbeat/awseip
@@ -149,12 +149,12 @@ awseip_start() {
awseip_monitor && return $OCF_SUCCESS
if [ -n "${PRIVATE_IP_ADDRESS}" ]; then
- NETWORK_INTERFACES_MACS="$(curl -s http://169.254.169.254/latest/meta-data/network/interfaces/macs/)"
+ NETWORK_INTERFACES_MACS=$(curl -s http://169.254.169.254/latest/meta-data/network/interfaces/macs/ -H "X-aws-ec2-metadata-token: $TOKEN")
for MAC in ${NETWORK_INTERFACES_MACS}; do
- curl -s http://169.254.169.254/latest/meta-data/network/interfaces/macs/${MAC}/local-ipv4s |
+ curl -s http://169.254.169.254/latest/meta-data/network/interfaces/macs/${MAC}/local-ipv4s -H "X-aws-ec2-metadata-token: $TOKEN" |
grep -q "^${PRIVATE_IP_ADDRESS}$"
if [ $? -eq 0 ]; then
- NETWORK_ID="$(curl -s http://169.254.169.254/latest/meta-data/network/interfaces/macs/${MAC}/interface-id)"
+ NETWORK_ID=$(curl -s http://169.254.169.254/latest/meta-data/network/interfaces/macs/${MAC}/interface-id -H "X-aws-ec2-metadata-token: $TOKEN")
fi
done
$AWSCLI --profile $OCF_RESKEY_profile ec2 associate-address \
@@ -244,7 +244,8 @@ AWSCLI="${OCF_RESKEY_awscli}"
ELASTIC_IP="${OCF_RESKEY_elastic_ip}"
ALLOCATION_ID="${OCF_RESKEY_allocation_id}"
PRIVATE_IP_ADDRESS="${OCF_RESKEY_private_ip_address}"
-INSTANCE_ID="$(curl -s http://169.254.169.254/latest/meta-data/instance-id)"
+TOKEN=$(curl -X PUT "http://169.254.169.254/latest/api/token" -H "X-aws-ec2-metadata-token-ttl-seconds: 21600")
+INSTANCE_ID=$(curl -s http://169.254.169.254/latest/meta-data/instance-id -H "X-aws-ec2-metadata-token: $TOKEN")
case $__OCF_ACTION in
start)
diff --git a/heartbeat/awsvip b/heartbeat/awsvip
index 3eb31e6ae..8050107e8 100755
--- a/heartbeat/awsvip
+++ b/heartbeat/awsvip
@@ -206,9 +206,10 @@ esac
AWSCLI="${OCF_RESKEY_awscli}"
SECONDARY_PRIVATE_IP="${OCF_RESKEY_secondary_private_ip}"
-INSTANCE_ID="$(curl -s http://169.254.169.254/latest/meta-data/instance-id)"
-MAC_ADDRESS="$(curl -s http://169.254.169.254/latest/meta-data/mac)"
-NETWORK_ID="$(curl -s http://169.254.169.254/latest/meta-data/network/interfaces/macs/${MAC_ADDRESS}/interface-id)"
+TOKEN=$(curl -X PUT "http://169.254.169.254/latest/api/token" -H "X-aws-ec2-metadata-token-ttl-seconds: 21600")
+INSTANCE_ID=$(curl -s http://169.254.169.254/latest/meta-data/instance-id -H "X-aws-ec2-metadata-token: $TOKEN")
+MAC_ADDRESS=$(curl -s http://169.254.169.254/latest/meta-data/mac -H "X-aws-ec2-metadata-token: $TOKEN")
+NETWORK_ID=$(curl -s http://169.254.169.254/latest/meta-data/network/interfaces/macs/${MAC_ADDRESS}/interface-id -H "X-aws-ec2-metadata-token: $TOKEN")
case $__OCF_ACTION in
start)