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From 61cec34a754017537c61e79cd1212f2688c32429 Mon Sep 17 00:00:00 2001
From: harshkiprofile <83770157+harshkiprofile@users.noreply.github.com>
Date: Mon, 4 Nov 2024 12:19:10 +0530
Subject: [PATCH 1/7] Introduce a new shell function to reuse IMDS token
---
heartbeat/ocf-shellfuncs.in | 31 +++++++++++++++++++++++++++++++
1 file changed, 31 insertions(+)
diff --git a/heartbeat/ocf-shellfuncs.in b/heartbeat/ocf-shellfuncs.in
index 5c4bb3264..0c4632cf9 100644
--- a/heartbeat/ocf-shellfuncs.in
+++ b/heartbeat/ocf-shellfuncs.in
@@ -1111,3 +1111,34 @@ ocf_is_true "$OCF_TRACE_RA" && ocf_start_trace
if ocf_is_true "$HA_use_logd"; then
: ${HA_LOGD:=yes}
fi
+
+# File to store the token and timestamp
+TOKEN_FILE="/tmp/.imds_token"
+TOKEN_LIFETIME=21600 # Token lifetime in seconds (6 hours)
+TOKEN_EXPIRY_THRESHOLD=3600 # Renew token if less than 60 minutes (1 hour) remaining
+
+# Function to fetch a new token
+fetch_new_token() {
+ TOKEN=$(curl -X PUT "http://169.254.169.254/latest/api/token" -H "X-aws-ec2-metadata-token-ttl-seconds: $TOKEN_LIFETIME")
+ echo "$TOKEN $(date +%s)" > "$TOKEN_FILE"
+ echo "$TOKEN"
+}
+
+# Function to retrieve or renew the token
+get_token() {
+ if [[ -f "$TOKEN_FILE" ]]; then
+ read -r STORED_TOKEN STORED_TIMESTAMP < "$TOKEN_FILE"
+ CURRENT_TIME=$(date +%s)
+ ELAPSED_TIME=$((CURRENT_TIME - STORED_TIMESTAMP))
+
+ if (( ELAPSED_TIME < (TOKEN_LIFETIME - TOKEN_EXPIRY_THRESHOLD) )); then
+ # Token is still valid
+ echo "$STORED_TOKEN"
+ return
+ fi
+ fi
+ # Fetch a new token if not valid
+ fetch_new_token
+}
+
+
From 00629fa44cb7a8dd1045fc8cad755e1d0c808476 Mon Sep 17 00:00:00 2001
From: harshkiprofile <83770157+harshkiprofile@users.noreply.github.com>
Date: Mon, 4 Nov 2024 12:21:18 +0530
Subject: [PATCH 2/7] Utilize the get_token function to reuse the token
---
heartbeat/aws-vpc-move-ip | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/heartbeat/aws-vpc-move-ip b/heartbeat/aws-vpc-move-ip
index 6115e5ba8..fbeb2ee64 100755
--- a/heartbeat/aws-vpc-move-ip
+++ b/heartbeat/aws-vpc-move-ip
@@ -270,7 +270,7 @@ ec2ip_validate() {
fi
fi
- TOKEN=$(curl_retry "$OCF_RESKEY_curl_retries" "$OCF_RESKEY_curl_sleep" "--show-error -sX PUT -H 'X-aws-ec2-metadata-token-ttl-seconds: 21600'" "http://169.254.169.254/latest/api/token")
+ TOKEN=$(get_token)
[ $? -ne 0 ] && exit $OCF_ERR_GENERIC
EC2_INSTANCE_ID=$(curl_retry "$OCF_RESKEY_curl_retries" "$OCF_RESKEY_curl_sleep" "--show-error -s -H 'X-aws-ec2-metadata-token: $TOKEN'" "http://169.254.169.254/latest/meta-data/instance-id")
[ $? -ne 0 ] && exit $OCF_ERR_GENERIC
From 36126cdcb90ad617ecfce03d986550907732aa4f Mon Sep 17 00:00:00 2001
From: harshkiprofile <83770157+harshkiprofile@users.noreply.github.com>
Date: Mon, 4 Nov 2024 12:22:16 +0530
Subject: [PATCH 3/7] Utilize to get_token function to reuse the token
---
heartbeat/awsvip | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/heartbeat/awsvip b/heartbeat/awsvip
index f2b238a0f..ca19ac086 100755
--- a/heartbeat/awsvip
+++ b/heartbeat/awsvip
@@ -266,7 +266,7 @@ if [ -n "${OCF_RESKEY_region}" ]; then
AWSCLI_CMD="$AWSCLI_CMD --region ${OCF_RESKEY_region}"
fi
SECONDARY_PRIVATE_IP="${OCF_RESKEY_secondary_private_ip}"
-TOKEN=$(curl_retry "$OCF_RESKEY_curl_retries" "$OCF_RESKEY_curl_sleep" "--show-error -sX PUT -H 'X-aws-ec2-metadata-token-ttl-seconds: 21600'" "http://169.254.169.254/latest/api/token")
+TOKEN=$(get_token)
[ $? -ne 0 ] && exit $OCF_ERR_GENERIC
INSTANCE_ID=$(curl_retry "$OCF_RESKEY_curl_retries" "$OCF_RESKEY_curl_sleep" "--show-error -s -H 'X-aws-ec2-metadata-token: $TOKEN'" "http://169.254.169.254/latest/meta-data/instance-id")
[ $? -ne 0 ] && exit $OCF_ERR_GENERIC
From dcd0050df5ba94905bc71d38b05cbb93f5687b61 Mon Sep 17 00:00:00 2001
From: harshkiprofile <beer18317@gmail.com>
Date: Mon, 4 Nov 2024 20:05:33 +0530
Subject: [PATCH 4/7] Move token renewal function to aws.sh for reuse in AWS
agent scripts
---
heartbeat/Makefile.am | 1 +
heartbeat/aws-vpc-move-ip | 1 +
heartbeat/aws-vpc-route53.in | 3 ++-
heartbeat/aws.sh | 46 ++++++++++++++++++++++++++++++++++++
heartbeat/awseip | 3 ++-
heartbeat/awsvip | 1 +
heartbeat/ocf-shellfuncs.in | 33 +-------------------------
7 files changed, 54 insertions(+), 34 deletions(-)
create mode 100644 heartbeat/aws.sh
diff --git a/heartbeat/Makefile.am b/heartbeat/Makefile.am
index 409847970..655740f14 100644
--- a/heartbeat/Makefile.am
+++ b/heartbeat/Makefile.am
@@ -218,6 +218,7 @@ ocfcommon_DATA = ocf-shellfuncs \
ocf-rarun \
ocf-distro \
apache-conf.sh \
+ aws.sh \
http-mon.sh \
sapdb-nosha.sh \
sapdb.sh \
diff --git a/heartbeat/aws-vpc-move-ip b/heartbeat/aws-vpc-move-ip
index fbeb2ee64..f4b0492f2 100755
--- a/heartbeat/aws-vpc-move-ip
+++ b/heartbeat/aws-vpc-move-ip
@@ -33,6 +33,7 @@
: ${OCF_FUNCTIONS_DIR=${OCF_ROOT}/lib/heartbeat}
. ${OCF_FUNCTIONS_DIR}/ocf-shellfuncs
+. ${OCF_FUNCTIONS_DIR}/aws.sh
# Defaults
OCF_RESKEY_awscli_default="/usr/bin/aws"
diff --git a/heartbeat/aws-vpc-route53.in b/heartbeat/aws-vpc-route53.in
index eba2ed95c..f7e756782 100644
--- a/heartbeat/aws-vpc-route53.in
+++ b/heartbeat/aws-vpc-route53.in
@@ -43,6 +43,7 @@
: ${OCF_FUNCTIONS_DIR=${OCF_ROOT}/lib/heartbeat}
. ${OCF_FUNCTIONS_DIR}/ocf-shellfuncs
+. ${OCF_FUNCTIONS_DIR}/aws.sh
# Defaults
OCF_RESKEY_awscli_default="/usr/bin/aws"
@@ -377,7 +378,7 @@ r53_monitor() {
_get_ip() {
case $OCF_RESKEY_ip in
local|public)
- TOKEN=$(curl_retry "$OCF_RESKEY_curl_retries" "$OCF_RESKEY_curl_sleep" "--show-error -sX PUT -H 'X-aws-ec2-metadata-token-ttl-seconds: 21600'" "http://169.254.169.254/latest/api/token")
+ TOKEN=$(get_token)
[ $? -ne 0 ] && exit $OCF_ERR_GENERIC
IPADDRESS=$(curl_retry "$OCF_RESKEY_curl_retries" "$OCF_RESKEY_curl_sleep" "--show-error -s -H 'X-aws-ec2-metadata-token: $TOKEN'" "http://169.254.169.254/latest/meta-data/${OCF_RESKEY_ip}-ipv4")
[ $? -ne 0 ] && exit $OCF_ERR_GENERIC
diff --git a/heartbeat/aws.sh b/heartbeat/aws.sh
new file mode 100644
index 000000000..fc557109c
--- /dev/null
+++ b/heartbeat/aws.sh
@@ -0,0 +1,46 @@
+#!/bin/sh
+#
+#
+# AWS Helper Scripts
+#
+#
+
+: ${OCF_FUNCTIONS_DIR=${OCF_ROOT}/lib/heartbeat}
+. ${OCF_FUNCTIONS_DIR}/ocf-shellfuncs
+
+# Defaults
+OCF_RESKEY_curl_retries_default="3"
+OCF_RESKEY_curl_sleep_default="1"
+
+: ${OCF_RESKEY_curl_retries=${OCF_RESKEY_curl_retries_default}}
+: ${OCF_RESKEY_curl_sleep=${OCF_RESKEY_curl_sleep_default}}
+
+# Function to enable reusable IMDS token retrieval for efficient repeated access
+# File to store the token and timestamp
+TOKEN_FILE="/tmp/.imds_token"
+TOKEN_LIFETIME=21600 # Token lifetime in seconds (6 hours)
+TOKEN_EXPIRY_THRESHOLD=3600 # Renew token if less than 60 minutes (1 hour) remaining
+
+# Function to fetch a new token
+fetch_new_token() {
+ TOKEN=$(curl_retry "$OCF_RESKEY_curl_retries" "$OCF_RESKEY_curl_sleep" "--show-error -sX PUT -H 'X-aws-ec2-metadata-token-ttl-seconds: $TOKEN_LIFETIME'" "http://169.254.169.254/latest/api/token")
+ echo "$TOKEN $(date +%s)" > "$TOKEN_FILE"
+ echo "$TOKEN"
+}
+
+# Function to retrieve or renew the token
+get_token() {
+ if [ -f "$TOKEN_FILE" ]; then
+ read -r STORED_TOKEN STORED_TIMESTAMP < "$TOKEN_FILE"
+ CURRENT_TIME=$(date +%s)
+ ELAPSED_TIME=$((CURRENT_TIME - STORED_TIMESTAMP))
+
+ if (( ELAPSED_TIME < (TOKEN_LIFETIME - TOKEN_EXPIRY_THRESHOLD) )); then
+ # Token is still valid
+ echo "$STORED_TOKEN"
+ return
+ fi
+ fi
+ # Fetch a new token if not valid
+ fetch_new_token
+}
\ No newline at end of file
diff --git a/heartbeat/awseip b/heartbeat/awseip
index ffb6223a1..049c2e566 100755
--- a/heartbeat/awseip
+++ b/heartbeat/awseip
@@ -38,6 +38,7 @@
: ${OCF_FUNCTIONS_DIR=${OCF_ROOT}/lib/heartbeat}
. ${OCF_FUNCTIONS_DIR}/ocf-shellfuncs
+. ${OCF_FUNCTIONS_DIR}/aws.sh
#######################################################################
@@ -306,7 +307,7 @@ fi
ELASTIC_IP="${OCF_RESKEY_elastic_ip}"
ALLOCATION_ID="${OCF_RESKEY_allocation_id}"
PRIVATE_IP_ADDRESS="${OCF_RESKEY_private_ip_address}"
-TOKEN=$(curl_retry "$OCF_RESKEY_curl_retries" "$OCF_RESKEY_curl_sleep" "--show-error -sX PUT -H 'X-aws-ec2-metadata-token-ttl-seconds: 21600'" "http://169.254.169.254/latest/api/token")
+TOKEN=$(get_token)
[ $? -ne 0 ] && exit $OCF_ERR_GENERIC
INSTANCE_ID=$(curl_retry "$OCF_RESKEY_curl_retries" "$OCF_RESKEY_curl_sleep" "--show-error -s -H 'X-aws-ec2-metadata-token: $TOKEN'" "http://169.254.169.254/latest/meta-data/instance-id")
[ $? -ne 0 ] && exit $OCF_ERR_GENERIC
diff --git a/heartbeat/awsvip b/heartbeat/awsvip
index ca19ac086..de67981d8 100755
--- a/heartbeat/awsvip
+++ b/heartbeat/awsvip
@@ -37,6 +37,7 @@
: ${OCF_FUNCTIONS_DIR=${OCF_ROOT}/lib/heartbeat}
. ${OCF_FUNCTIONS_DIR}/ocf-shellfuncs
+. ${OCF_FUNCTIONS_DIR}/aws.sh
#######################################################################
diff --git a/heartbeat/ocf-shellfuncs.in b/heartbeat/ocf-shellfuncs.in
index 0c4632cf9..922c6ea45 100644
--- a/heartbeat/ocf-shellfuncs.in
+++ b/heartbeat/ocf-shellfuncs.in
@@ -1110,35 +1110,4 @@ ocf_is_true "$OCF_TRACE_RA" && ocf_start_trace
# pacemaker sets HA_use_logd, some others use HA_LOGD :/
if ocf_is_true "$HA_use_logd"; then
: ${HA_LOGD:=yes}
-fi
-
-# File to store the token and timestamp
-TOKEN_FILE="/tmp/.imds_token"
-TOKEN_LIFETIME=21600 # Token lifetime in seconds (6 hours)
-TOKEN_EXPIRY_THRESHOLD=3600 # Renew token if less than 60 minutes (1 hour) remaining
-
-# Function to fetch a new token
-fetch_new_token() {
- TOKEN=$(curl -X PUT "http://169.254.169.254/latest/api/token" -H "X-aws-ec2-metadata-token-ttl-seconds: $TOKEN_LIFETIME")
- echo "$TOKEN $(date +%s)" > "$TOKEN_FILE"
- echo "$TOKEN"
-}
-
-# Function to retrieve or renew the token
-get_token() {
- if [[ -f "$TOKEN_FILE" ]]; then
- read -r STORED_TOKEN STORED_TIMESTAMP < "$TOKEN_FILE"
- CURRENT_TIME=$(date +%s)
- ELAPSED_TIME=$((CURRENT_TIME - STORED_TIMESTAMP))
-
- if (( ELAPSED_TIME < (TOKEN_LIFETIME - TOKEN_EXPIRY_THRESHOLD) )); then
- # Token is still valid
- echo "$STORED_TOKEN"
- return
- fi
- fi
- # Fetch a new token if not valid
- fetch_new_token
-}
-
-
+fi
\ No newline at end of file
From 9f7be201923c8eab1b121f2067ed74a69841cf8a Mon Sep 17 00:00:00 2001
From: harshkiprofile <beer18317@gmail.com>
Date: Tue, 5 Nov 2024 19:12:34 +0530
Subject: [PATCH 5/7] Refactor to use common temp path and update shell syntax
---
heartbeat/Makefile.am | 2 +-
heartbeat/aws.sh | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/heartbeat/Makefile.am b/heartbeat/Makefile.am
index 655740f14..8352f3a3d 100644
--- a/heartbeat/Makefile.am
+++ b/heartbeat/Makefile.am
@@ -218,7 +218,7 @@ ocfcommon_DATA = ocf-shellfuncs \
ocf-rarun \
ocf-distro \
apache-conf.sh \
- aws.sh \
+ aws.sh \
http-mon.sh \
sapdb-nosha.sh \
sapdb.sh \
diff --git a/heartbeat/aws.sh b/heartbeat/aws.sh
index fc557109c..c77f93b91 100644
--- a/heartbeat/aws.sh
+++ b/heartbeat/aws.sh
@@ -17,7 +17,7 @@ OCF_RESKEY_curl_sleep_default="1"
# Function to enable reusable IMDS token retrieval for efficient repeated access
# File to store the token and timestamp
-TOKEN_FILE="/tmp/.imds_token"
+TOKEN_FILE="${HA_RSCTMP}/.aws_imds_token"
TOKEN_LIFETIME=21600 # Token lifetime in seconds (6 hours)
TOKEN_EXPIRY_THRESHOLD=3600 # Renew token if less than 60 minutes (1 hour) remaining
@@ -35,7 +35,7 @@ get_token() {
CURRENT_TIME=$(date +%s)
ELAPSED_TIME=$((CURRENT_TIME - STORED_TIMESTAMP))
- if (( ELAPSED_TIME < (TOKEN_LIFETIME - TOKEN_EXPIRY_THRESHOLD) )); then
+ if [ "$ELAPSED_TIME" -lt "$((TOKEN_LIFETIME - TOKEN_EXPIRY_THRESHOLD))" ]; then
# Token is still valid
echo "$STORED_TOKEN"
return
From 4f61048064d1df3bebdb5c1441cf0020f213c01b Mon Sep 17 00:00:00 2001
From: harshkiprofile <beer18317@gmail.com>
Date: Tue, 5 Nov 2024 19:30:15 +0530
Subject: [PATCH 6/7] Consolidate curl_retry and curl_sleep variable to a
single location in aws.sh
---
heartbeat/aws-vpc-move-ip | 4 ----
heartbeat/aws-vpc-route53.in | 4 ----
heartbeat/awseip | 4 ----
heartbeat/awsvip | 4 ----
4 files changed, 16 deletions(-)
diff --git a/heartbeat/aws-vpc-move-ip b/heartbeat/aws-vpc-move-ip
index f4b0492f2..3aa9ceb02 100755
--- a/heartbeat/aws-vpc-move-ip
+++ b/heartbeat/aws-vpc-move-ip
@@ -48,8 +48,6 @@ OCF_RESKEY_interface_default="eth0"
OCF_RESKEY_iflabel_default=""
OCF_RESKEY_monapi_default="false"
OCF_RESKEY_lookup_type_default="InstanceId"
-OCF_RESKEY_curl_retries_default="3"
-OCF_RESKEY_curl_sleep_default="1"
: ${OCF_RESKEY_awscli=${OCF_RESKEY_awscli_default}}
: ${OCF_RESKEY_auth_type=${OCF_RESKEY_auth_type_default}}
@@ -63,8 +61,6 @@ OCF_RESKEY_curl_sleep_default="1"
: ${OCF_RESKEY_iflabel=${OCF_RESKEY_iflabel_default}}
: ${OCF_RESKEY_monapi=${OCF_RESKEY_monapi_default}}
: ${OCF_RESKEY_lookup_type=${OCF_RESKEY_lookup_type_default}}
-: ${OCF_RESKEY_curl_retries=${OCF_RESKEY_curl_retries_default}}
-: ${OCF_RESKEY_curl_sleep=${OCF_RESKEY_curl_sleep_default}}
#######################################################################
diff --git a/heartbeat/aws-vpc-route53.in b/heartbeat/aws-vpc-route53.in
index f7e756782..85c8de3c1 100644
--- a/heartbeat/aws-vpc-route53.in
+++ b/heartbeat/aws-vpc-route53.in
@@ -54,8 +54,6 @@ OCF_RESKEY_hostedzoneid_default=""
OCF_RESKEY_fullname_default=""
OCF_RESKEY_ip_default="local"
OCF_RESKEY_ttl_default=10
-OCF_RESKEY_curl_retries_default="3"
-OCF_RESKEY_curl_sleep_default="1"
: ${OCF_RESKEY_awscli=${OCF_RESKEY_awscli_default}}
: ${OCF_RESKEY_auth_type=${OCF_RESKEY_auth_type_default}}
@@ -65,8 +63,6 @@ OCF_RESKEY_curl_sleep_default="1"
: ${OCF_RESKEY_fullname:=${OCF_RESKEY_fullname_default}}
: ${OCF_RESKEY_ip:=${OCF_RESKEY_ip_default}}
: ${OCF_RESKEY_ttl:=${OCF_RESKEY_ttl_default}}
-: ${OCF_RESKEY_curl_retries=${OCF_RESKEY_curl_retries_default}}
-: ${OCF_RESKEY_curl_sleep=${OCF_RESKEY_curl_sleep_default}}
usage() {
cat <<-EOT
diff --git a/heartbeat/awseip b/heartbeat/awseip
index 049c2e566..4b1c3bc6a 100755
--- a/heartbeat/awseip
+++ b/heartbeat/awseip
@@ -50,16 +50,12 @@ OCF_RESKEY_auth_type_default="key"
OCF_RESKEY_profile_default="default"
OCF_RESKEY_region_default=""
OCF_RESKEY_api_delay_default="3"
-OCF_RESKEY_curl_retries_default="3"
-OCF_RESKEY_curl_sleep_default="1"
: ${OCF_RESKEY_awscli=${OCF_RESKEY_awscli_default}}
: ${OCF_RESKEY_auth_type=${OCF_RESKEY_auth_type_default}}
: ${OCF_RESKEY_profile=${OCF_RESKEY_profile_default}}
: ${OCF_RESKEY_region=${OCF_RESKEY_region_default}}
: ${OCF_RESKEY_api_delay=${OCF_RESKEY_api_delay_default}}
-: ${OCF_RESKEY_curl_retries=${OCF_RESKEY_curl_retries_default}}
-: ${OCF_RESKEY_curl_sleep=${OCF_RESKEY_curl_sleep_default}}
meta_data() {
cat <<END
diff --git a/heartbeat/awsvip b/heartbeat/awsvip
index de67981d8..8c71e7fac 100755
--- a/heartbeat/awsvip
+++ b/heartbeat/awsvip
@@ -49,16 +49,12 @@ OCF_RESKEY_auth_type_default="key"
OCF_RESKEY_profile_default="default"
OCF_RESKEY_region_default=""
OCF_RESKEY_api_delay_default="3"
-OCF_RESKEY_curl_retries_default="3"
-OCF_RESKEY_curl_sleep_default="1"
: ${OCF_RESKEY_awscli=${OCF_RESKEY_awscli_default}}
: ${OCF_RESKEY_auth_type=${OCF_RESKEY_auth_type_default}}
: ${OCF_RESKEY_profile=${OCF_RESKEY_profile_default}}
: ${OCF_RESKEY_region=${OCF_RESKEY_region_default}}
: ${OCF_RESKEY_api_delay=${OCF_RESKEY_api_delay_default}}
-: ${OCF_RESKEY_curl_retries=${OCF_RESKEY_curl_retries_default}}
-: ${OCF_RESKEY_curl_sleep=${OCF_RESKEY_curl_sleep_default}}
meta_data() {
cat <<END
From d451c5c595b08685f84ec85da96ae9cb4fc076fe Mon Sep 17 00:00:00 2001
From: harshkiprofile <beer18317@gmail.com>
Date: Tue, 5 Nov 2024 20:50:24 +0530
Subject: [PATCH 7/7] aws.sh needs to added to be symlinkstargets in
doc/man/Makefile.am
---
doc/man/Makefile.am | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/doc/man/Makefile.am b/doc/man/Makefile.am
index ef7639bff..447f5cba3 100644
--- a/doc/man/Makefile.am
+++ b/doc/man/Makefile.am
@@ -42,7 +42,7 @@ radir = $(abs_top_builddir)/heartbeat
# required for out-of-tree build
symlinkstargets = \
ocf-distro ocf.py ocf-rarun ocf-returncodes \
- findif.sh apache-conf.sh http-mon.sh mysql-common.sh \
+ findif.sh apache-conf.sh aws.sh http-mon.sh mysql-common.sh \
nfsserver-redhat.sh openstack-common.sh ora-common.sh
preptree:
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