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- AWS agents: retry failed metadata requests to avoid instantly 

failing when there is a hiccup in the network or metadata service
- db2: fix OCF_SUCESS typo

  Resolves: RHEL-34137, RHEL-32828
This commit is contained in:
Oyvind Albrigtsen 2024-05-30 13:00:48 +02:00
parent f99eb24f4e
commit 4518850ea0
3 changed files with 378 additions and 1 deletions
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23
RHEL-32828-db2-fix-OCF_SUCESS-typo.patch Normal file
View File

@ -0,0 +1,23 @@
From a9c4aeb971e9f4963345d0e215b729def62dd27c Mon Sep 17 00:00:00 2001
From: pepadelic <162310096+pepadelic@users.noreply.github.com>
Date: Mon, 15 Apr 2024 13:52:54 +0200
Subject: [PATCH] Update db2: fix OCF_SUCESS name in db2_notify
fix OCF_SUCESS to OCF_SUCCESS in db2_notify
---
heartbeat/db2 | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/heartbeat/db2 b/heartbeat/db2
index 95447ab6cb..1cd66f15af 100755
--- a/heartbeat/db2
+++ b/heartbeat/db2
@@ -848,7 +848,7 @@ db2_notify() {
# only interested in pre-start
[ $OCF_RESKEY_CRM_meta_notify_type = pre \
- -a $OCF_RESKEY_CRM_meta_notify_operation = start ] || return $OCF_SUCESS
+ -a $OCF_RESKEY_CRM_meta_notify_operation = start ] || return $OCF_SUCCESS
# gets FIRST_ACTIVE_LOG
db2_get_cfg $dblist || return $?

343
RHEL-34137-aws-agents-use-curl_retry.patch Normal file
View File

@ -0,0 +1,343 @@
From fc0657b936f6a58f741e33f851b22f82bc68bffa Mon Sep 17 00:00:00 2001
From: Oyvind Albrigtsen <oalbrigt@redhat.com>
Date: Tue, 6 Feb 2024 13:28:12 +0100
Subject: [PATCH 1/2] ocf-shellfuncs: add curl_retry()
---
heartbeat/ocf-shellfuncs.in | 34 ++++++++++++++++++++++++++++++++++
1 file changed, 34 insertions(+)
diff --git a/heartbeat/ocf-shellfuncs.in b/heartbeat/ocf-shellfuncs.in
index c5edb6f57..a69a9743d 100644
--- a/heartbeat/ocf-shellfuncs.in
+++ b/heartbeat/ocf-shellfuncs.in
@@ -672,6 +672,40 @@ EOF
systemctl daemon-reload
}
+# usage: curl_retry RETRIES SLEEP ARGS URL
+#
+# Use --show-error in ARGS to log HTTP error code
+#
+# returns:
+# 0 success
+# exit:
+# 1 fail
+curl_retry()
+{
+ local retries=$1 sleep=$2 opts=$3 url=$4
+ local tries=$(($retries + 1))
+ local args="--fail $opts $url"
+ local result rc
+
+ for try in $(seq $tries); do
+ ocf_log debug "curl $args try $try of $tries"
+ result=$(echo "$args" | xargs curl 2>&1)
+ rc=$?
+
+ ocf_log debug "result: $result"
+ [ $rc -eq 0 ] && break
+ sleep $sleep
+ done
+
+ if [ $rc -ne 0 ]; then
+ ocf_exit_reason "curl $args failed $tries tries"
+ exit $OCF_ERR_GENERIC
+ fi
+
+ echo "$result"
+ return $rc
+}
+
# usage: crm_mon_no_validation args...
# run crm_mon without any cib schema validation
# This is useful when an agent runs in a bundle to avoid potential
From 80d330557319bdae9e45aad1279e435fc481d4e7 Mon Sep 17 00:00:00 2001
From: Oyvind Albrigtsen <oalbrigt@redhat.com>
Date: Tue, 6 Feb 2024 13:28:25 +0100
Subject: [PATCH 2/2] AWS agents: use curl_retry()
---
heartbeat/aws-vpc-move-ip | 35 ++++++++++++++++++++++++++---------
heartbeat/aws-vpc-route53.in | 27 +++++++++++++++++++++++++--
heartbeat/awseip | 36 +++++++++++++++++++++++++++++++-----
heartbeat/awsvip | 32 ++++++++++++++++++++++++++++----
4 files changed, 110 insertions(+), 20 deletions(-)
diff --git a/heartbeat/aws-vpc-move-ip b/heartbeat/aws-vpc-move-ip
index 54806f6ea..6115e5ba8 100755
--- a/heartbeat/aws-vpc-move-ip
+++ b/heartbeat/aws-vpc-move-ip
@@ -47,6 +47,8 @@ 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}}
@@ -60,6 +62,8 @@ OCF_RESKEY_lookup_type_default="InstanceId"
: ${OCF_RESKEY_iflabel=${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}}
#######################################################################
@@ -194,6 +198,22 @@ Name of resource type to lookup in route table.
<content type="string" default="${OCF_RESKEY_lookup_type_default}" />
</parameter>
+<parameter name="curl_retries" unique="0">
+<longdesc lang="en">
+curl retries before failing
+</longdesc>
+<shortdesc lang="en">curl retries</shortdesc>
+<content type="integer" default="${OCF_RESKEY_curl_retries_default}" />
+</parameter>
+
+<parameter name="curl_sleep" unique="0">
+<longdesc lang="en">
+curl sleep between tries
+</longdesc>
+<shortdesc lang="en">curl sleep</shortdesc>
+<content type="integer" default="${OCF_RESKEY_curl_sleep_default}" />
+</parameter>
+
</parameters>
<actions>
@@ -250,8 +270,10 @@ ec2ip_validate() {
fi
fi
- TOKEN=$(curl -sX 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: $TOKEN")
+ TOKEN=$(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")
+ [ $? -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 $OCF_ERR_GENERIC
if [ -z "${EC2_INSTANCE_ID}" ]; then
ocf_exit_reason "Instance ID not found. Is this a EC2 instance?"
@@ -365,14 +387,9 @@ 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 -H \"X-aws-ec2-metadata-token: $TOKEN\""
- ocf_log debug "executing command: $cmd"
+ cmd="curl_retry \"$OCF_RESKEY_curl_retries\" \"$OCF_RESKEY_curl_sleep\" \"--show-error -s -H 'X-aws-ec2-metadata-token: $TOKEN'\" \"http://169.254.169.254/latest/meta-data/network/interfaces/macs/${MAC_ADDR}/interface-id\""
EC2_NETWORK_INTERFACE_ID="$(eval $cmd)"
- rc=$?
- if [ $rc != 0 ]; then
- ocf_log warn "command failed, rc: $rc"
- return $OCF_ERR_GENERIC
- fi
+ [ $? -ne 0 ] && exit $OCF_ERR_GENERIC
ocf_log debug "network interface id associated MAC address ${MAC_ADDR}: ${EC2_NETWORK_INTERFACE_ID}"
echo $EC2_NETWORK_INTERFACE_ID
}
diff --git a/heartbeat/aws-vpc-route53.in b/heartbeat/aws-vpc-route53.in
index 18ab157e8..eba2ed95c 100644
--- a/heartbeat/aws-vpc-route53.in
+++ b/heartbeat/aws-vpc-route53.in
@@ -53,6 +53,8 @@ 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}}
@@ -62,6 +64,8 @@ OCF_RESKEY_ttl_default=10
: ${OCF_RESKEY_fullname:=${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
@@ -185,6 +189,22 @@ Time to live for Route53 ARECORD
<shortdesc lang="en">ARECORD TTL</shortdesc>
<content type="string" default="${OCF_RESKEY_ttl_default}" />
</parameter>
+
+<parameter name="curl_retries" unique="0">
+<longdesc lang="en">
+curl retries before failing
+</longdesc>
+<shortdesc lang="en">curl retries</shortdesc>
+<content type="integer" default="${OCF_RESKEY_curl_retries_default}" />
+</parameter>
+
+<parameter name="curl_sleep" unique="0">
+<longdesc lang="en">
+curl sleep between tries
+</longdesc>
+<shortdesc lang="en">curl sleep</shortdesc>
+<content type="integer" default="${OCF_RESKEY_curl_sleep_default}" />
+</parameter>
</parameters>
<actions>
@@ -357,8 +377,11 @@ r53_monitor() {
_get_ip() {
case $OCF_RESKEY_ip in
local|public)
- TOKEN=$(curl -sX 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: $TOKEN");;
+ TOKEN=$(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")
+ [ $? -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 $OCF_ERR_GENERIC
+ ;;
*.*.*.*)
IPADDRESS="${OCF_RESKEY_ip}";;
esac
diff --git a/heartbeat/awseip b/heartbeat/awseip
index 49b0ca615..ffb6223a1 100755
--- a/heartbeat/awseip
+++ b/heartbeat/awseip
@@ -49,12 +49,16 @@ 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
@@ -141,6 +145,22 @@ a short delay between API calls, to avoid sending API too quick
<content type="integer" default="${OCF_RESKEY_api_delay_default}" />
</parameter>
+<parameter name="curl_retries" unique="0">
+<longdesc lang="en">
+curl retries before failing
+</longdesc>
+<shortdesc lang="en">curl retries</shortdesc>
+<content type="integer" default="${OCF_RESKEY_curl_retries_default}" />
+</parameter>
+
+<parameter name="curl_sleep" unique="0">
+<longdesc lang="en">
+curl sleep between tries
+</longdesc>
+<shortdesc lang="en">curl sleep</shortdesc>
+<content type="integer" default="${OCF_RESKEY_curl_sleep_default}" />
+</parameter>
+
</parameters>
<actions>
@@ -171,14 +191,18 @@ 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/ -H "X-aws-ec2-metadata-token: $TOKEN")
+ NETWORK_INTERFACES_MACS=$(curl_retry "$OCF_RESKEY_curl_retries" "$OCF_RESKEY_curl_sleep" "-s -H 'X-aws-ec2-metadata-token: $TOKEN'" "http://169.254.169.254/latest/meta-data/network/interfaces/macs/")
for MAC in ${NETWORK_INTERFACES_MACS}; do
- curl -s http://169.254.169.254/latest/meta-data/network/interfaces/macs/${MAC}/local-ipv4s -H "X-aws-ec2-metadata-token: $TOKEN" |
+ curl_retry "$OCF_RESKEY_curl_retries" "$OCF_RESKEY_curl_sleep" "-s -H 'X-aws-ec2-metadata-token: $TOKEN'" "http://169.254.169.254/latest/meta-data/network/interfaces/macs/${MAC%/*}/local-ipv4s" |
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 -H "X-aws-ec2-metadata-token: $TOKEN")
+ NETWORK_ID=$(curl_retry "$OCF_RESKEY_curl_retries" "$OCF_RESKEY_curl_sleep" "-s -H 'X-aws-ec2-metadata-token: $TOKEN'" "http://169.254.169.254/latest/meta-data/network/interfaces/macs/${MAC%/*}/interface-id")
fi
done
+ if [ -z "$NETWORK_ID" ]; then
+ ocf_exit_reason "Could not find network interface for private_ip_address: $PRIVATE_IP_ADDRESS"
+ exit $OCF_ERR_GENERIC
+ fi
$AWSCLI_CMD ec2 associate-address \
--network-interface-id ${NETWORK_ID} \
--allocation-id ${ALLOCATION_ID} \
@@ -282,8 +306,10 @@ fi
ELASTIC_IP="${OCF_RESKEY_elastic_ip}"
ALLOCATION_ID="${OCF_RESKEY_allocation_id}"
PRIVATE_IP_ADDRESS="${OCF_RESKEY_private_ip_address}"
-TOKEN=$(curl -sX PUT "http://169.254.169.254/latest/api/token" -H "X-aws-ec2-metadata-token-ttl-seconds: 21600")
-INSTANCE_ID=$(curl -s http://169.254.169.254/latest/meta-data/instance-id -H "X-aws-ec2-metadata-token: $TOKEN")
+TOKEN=$(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")
+[ $? -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
case $__OCF_ACTION in
start)
diff --git a/heartbeat/awsvip b/heartbeat/awsvip
index bdb4d68dd..f2b238a0f 100755
--- a/heartbeat/awsvip
+++ b/heartbeat/awsvip
@@ -48,12 +48,16 @@ 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
@@ -124,6 +128,22 @@ a short delay between API calls, to avoid sending API too quick
<content type="integer" default="${OCF_RESKEY_api_delay_default}" />
</parameter>
+<parameter name="curl_retries" unique="0">
+<longdesc lang="en">
+curl retries before failing
+</longdesc>
+<shortdesc lang="en">curl retries</shortdesc>
+<content type="integer" default="${OCF_RESKEY_curl_retries_default}" />
+</parameter>
+
+<parameter name="curl_sleep" unique="0">
+<longdesc lang="en">
+curl sleep between tries
+</longdesc>
+<shortdesc lang="en">curl sleep</shortdesc>
+<content type="integer" default="${OCF_RESKEY_curl_sleep_default}" />
+</parameter>
+
</parameters>
<actions>
@@ -246,10 +266,14 @@ if [ -n "${OCF_RESKEY_region}" ]; then
AWSCLI_CMD="$AWSCLI_CMD --region ${OCF_RESKEY_region}"
fi
SECONDARY_PRIVATE_IP="${OCF_RESKEY_secondary_private_ip}"
-TOKEN=$(curl -sX PUT "http://169.254.169.254/latest/api/token" -H "X-aws-ec2-metadata-token-ttl-seconds: 21600")
-INSTANCE_ID=$(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: $TOKEN")
+TOKEN=$(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")
+[ $? -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 $OCF_ERR_GENERIC
+MAC_ADDRESS=$(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/mac")
+[ $? -ne 0 ] && exit $OCF_ERR_GENERIC
+NETWORK_ID=$(curl_retry "$OCF_RESKEY_curl_retries" "$OCF_RESKEY_curl_sleep" "--show-error -s -H 'X-aws-ec2-metadata-token: $TOKEN'" "http://169.254.169.254/latest/meta-data/network/interfaces/macs/${MAC_ADDRESS}/interface-id")
+[ $? -ne 0 ] && exit $OCF_ERR_GENERIC
case $__OCF_ACTION in
start)

13
resource-agents.spec
View File

@ -73,7 +73,7 @@
Name: resource-agents
Summary: Open Source HA Reusable Cluster Resource Scripts
Version: 4.9.0
Release: 54%{?rcver:%{rcver}}%{?numcomm:.%{numcomm}}%{?alphatag:.%{alphatag}}%{?dirty:.%{dirty}}%{?dist}
Release: 54%{?rcver:%{rcver}}%{?numcomm:.%{numcomm}}%{?alphatag:.%{alphatag}}%{?dirty:.%{dirty}}%{?dist}.1
License: GPLv2+ and LGPLv2+
URL: https://github.com/ClusterLabs/resource-agents
%if 0%{?fedora} || 0%{?centos_version} || 0%{?rhel}
@ -160,6 +160,8 @@ Patch63: RHEL-15305-1-findif.sh-fix-loopback-handling.patch
Patch64: RHEL-16248-aws-vpc-move-ip-aws-vpc-route53-awseip-awsvip-auth_type-role.patch
Patch65: RHEL-17083-findif-EOS-fix.patch
Patch66: RHEL-15305-2-findif.sh-dont-use-table-parameter.patch
Patch67: RHEL-34137-aws-agents-use-curl_retry.patch
Patch68: RHEL-32828-db2-fix-OCF_SUCESS-typo.patch
# bundle patches
Patch1000: 7-gcp-bundled.patch
@ -408,6 +410,8 @@ exit 1
%patch -p1 -P 64
%patch -p1 -P 65
%patch -p1 -P 66
%patch -p1 -P 67 -F1
%patch -p1 -P 68
chmod 755 heartbeat/nova-compute-wait
chmod 755 heartbeat/NovaEvacuate
@ -989,6 +993,13 @@ ccs_update_schema > /dev/null 2>&1 ||:
%{_usr}/lib/ocf/lib/heartbeat/OCF_*.pm
%changelog
* Thu May 30 2024 Oyvind Albrigtsen <oalbrigt@redhat.com> - 4.9.0-54.1
- AWS agents: retry failed metadata requests to avoid instantly
failing when there is a hiccup in the network or metadata service
- db2: fix OCF_SUCESS typo
Resolves: RHEL-34137, RHEL-32828
* Thu Feb 8 2024 Oyvind Albrigtsen <oalbrigt@redhat.com> - 4.9.0-54
- findif.sh: fix loopback IP handling