diff --git a/heartbeat/aws-vpc-move-ip b/heartbeat/aws-vpc-move-ip index 09ae68b57..2afc0ba53 100755 --- a/heartbeat/aws-vpc-move-ip +++ b/heartbeat/aws-vpc-move-ip @@ -1,538 +1,526 @@ #!/bin/sh # # # OCF resource agent to move an IP address within a VPC in the AWS # # Copyright (c) 2017 Markus Guertler (SUSE) # Based on code of Adam Gandelman (GitHub ec2-resource-agents/elasticip) # All Rights Reserved. # # This program is free software; you can redistribute it and/or modify # it under the terms of version 2 of the GNU General Public License as # published by the Free Software Foundation. # # This program is distributed in the hope that it would be useful, but # WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. # # Further, this software is distributed without any warranty that it is # free of the rightful claim of any third person regarding infringement # or the like. Any license provided herein, whether implied or # otherwise, applies only to this software file. Patent licenses, if # any, provided herein do not apply to combinations of this program with # other software, or any other product whatsoever. # # You should have received a copy of the GNU General Public License # along with this program; if not, write the Free Software Foundation, # Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. # ####################################################################### # Initialization: : ${OCF_FUNCTIONS_DIR=${OCF_ROOT}/lib/heartbeat} . ${OCF_FUNCTIONS_DIR}/ocf-shellfuncs . ${OCF_FUNCTIONS_DIR}/aws.sh # Defaults OCF_RESKEY_awscli_default="/usr/bin/aws" OCF_RESKEY_auth_type_default="key" OCF_RESKEY_profile_default="default" OCF_RESKEY_region_default="" OCF_RESKEY_ip_default="" OCF_RESKEY_address_default="" OCF_RESKEY_routing_table_default="" OCF_RESKEY_routing_table_role_default="" OCF_RESKEY_interface_default="eth0" OCF_RESKEY_iflabel_default="" OCF_RESKEY_monapi_default="false" OCF_RESKEY_lookup_type_default="InstanceId" : ${OCF_RESKEY_awscli=${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}} : ${OCF_RESKEY_ip=${OCF_RESKEY_ip_default}} : ${OCF_RESKEY_address=${OCF_RESKEY_address_default}} : ${OCF_RESKEY_routing_table=${OCF_RESKEY_routing_table_default}} : ${OCF_RESKEY_routing_table_role=${OCF_RESKEY_routing_table_role_default}} : ${OCF_RESKEY_interface=${OCF_RESKEY_interface_default}} : ${OCF_RESKEY_iflabel=${OCF_RESKEY_iflabel_default}} : ${OCF_RESKEY_monapi=${OCF_RESKEY_monapi_default}} : ${OCF_RESKEY_lookup_type=${OCF_RESKEY_lookup_type_default}} ####################################################################### USAGE="usage: $0 {start|stop|status|meta-data}"; ############################################################################### ############################################################################### # # Functions # ############################################################################### metadata() { cat < 1.0 Resource Agent to move IP addresses within a VPC of the Amazon Webservices EC2 by changing an entry in an specific routing table Credentials needs to be setup by running "aws configure", or by using AWS Policies. See https://aws.amazon.com/cli/ for more information about awscli. Move IP within a VPC of the AWS EC2 Path to command line tools for AWS Path to AWS CLI tools Authentication type "key" for AccessKey and SecretAccessKey set via "aws configure", or "role" to use AWS Policies. Authentication type Valid AWS CLI profile name (see ~/.aws/config and 'aws configure') profile name Valid AWS region name (e.g., 'us-west-2') region name VPC private IP address VPC private IP Deprecated IP address param. Use the ip param instead. Deprecated VPC private IP Address Name of the routing table(s), where the route for the IP address should be changed. If declaring multiple routing tables they should be separated by comma. Example: rtb-XXXXXXXX,rtb-YYYYYYYYY routing table name(s) Role to use to query/update the route table route table query/update role - + Name of the network interface, i.e. eth0 network interface name You can specify an additional label for your IP address here. This label is appended to your interface name. The kernel allows alphanumeric labels up to a maximum length of 15 characters including the interface name and colon (e.g. eth0:foobar1234) Interface label Enable enhanced monitoring using AWS API calls to check route table entry Enhanced Monitoring Name of resource type to lookup in route table. "InstanceId" : EC2 instance ID. (default) "NetworkInterfaceId" : ENI ID. (useful in shared VPC setups). lookup type for route table resource curl retries before failing curl retries curl sleep between tries curl sleep END } execute_cmd_as_role(){ cmd=$1 role=$2 output="$($AWSCLI_CMD sts assume-role --role-arn $role --role-session-name AWSCLI-RouteTableUpdate --output=text)" export AWS_ACCESS_KEY_ID="$(echo $output | awk -F" " '$4=="CREDENTIALS" {print $5}')" export AWS_SECRET_ACCESS_KEY="$(echo $output | awk -F" " '$4=="CREDENTIALS" {print $7}')" export AWS_SESSION_TOKEN="$(echo $output | awk -F" " '$4=="CREDENTIALS" {print $8}')" #Execute command ocf_log debug "Assumed Role ${role}" ocf_log debug "$($OCF_RESKEY_awscli sts get-caller-identity)" ocf_log debug "executing command: $cmd" response="$($cmd)" unset output AWS_ACCESS_KEY_ID AWS_SECRET_ACCESS_KEY AWS_SESSION_TOKEN echo $response } ec2ip_set_address_param_compat(){ # Include backward compatibility for the deprecated address parameter if [ -z "$OCF_RESKEY_ip" ] && [ -n "$OCF_RESKEY_address" ]; then OCF_RESKEY_ip="$OCF_RESKEY_address" fi } ec2ip_validate() { for cmd in "$OCF_RESKEY_awscli" ip curl; do check_binary "$cmd" done if [ "x${OCF_RESKEY_auth_type}" = "xkey" ] && [ -z "$OCF_RESKEY_profile" ]; then ocf_exit_reason "profile parameter not set" return $OCF_ERR_CONFIGURED fi if [ -n "$OCF_RESKEY_iflabel" ]; then label=${OCF_RESKEY_interface}:${OFC_RESKEY_iflabel} if [ ${#label} -gt 15 ]; then ocf_exit_reason "Interface label [$label] exceeds maximum character limit of 15" exit $OCF_ERR_CONFIGURED fi fi TOKEN=$(get_token) [ $? -ne 0 ] && exit $OCF_ERR_GENERIC EC2_INSTANCE_ID=$(get_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?" return $OCF_ERR_GENERIC fi return $OCF_SUCCESS } ec2ip_monitor() { MON_RES="" if [ "${OCF_RESKEY_lookup_type}" = "NetworkInterfaceId" ]; then EC2_ID="$(ec2ip_get_instance_eni)" RESOURCE_TYPE="interface" else EC2_ID="$EC2_INSTANCE_ID" RESOURCE_TYPE="instance" fi if ocf_is_true ${OCF_RESKEY_monapi} || [ "$__OCF_ACTION" = "start" ] || ocf_is_probe; then for rtb in $(echo $OCF_RESKEY_routing_table | sed -e 's/,/ /g'); do ocf_log info "monitor: check routing table (API call) - $rtb" if [ -z "${OCF_RESKEY_routing_table_role}" ]; then cmd="$AWSCLI_CMD --output text ec2 describe-route-tables --route-table-ids $rtb --query RouteTables[*].Routes[?DestinationCidrBlock=='$OCF_RESKEY_ip/32'].$OCF_RESKEY_lookup_type" ocf_log debug "executing command: $cmd" ROUTE_TO_INSTANCE="$($cmd)" else cmd="$OCF_RESKEY_awscli $region_opt --output text ec2 describe-route-tables --route-table-ids $rtb --query RouteTables[*].Routes[?DestinationCidrBlock=='$OCF_RESKEY_ip/32'].$OCF_RESKEY_lookup_type" ROUTE_TO_INSTANCE="$(execute_cmd_as_role "$cmd" $OCF_RESKEY_routing_table_role)" fi ocf_log debug "Overlay IP is currently routed to ${ROUTE_TO_INSTANCE}" if [ -z "$ROUTE_TO_INSTANCE" ]; then ROUTE_TO_INSTANCE="" fi if [ "$EC2_ID" != "$ROUTE_TO_INSTANCE" ]; then ocf_log warn "not routed to this $RESOURCE_TYPE ($EC2_ID) but to $RESOURCE_TYPE $ROUTE_TO_INSTANCE on $rtb" MON_RES="$MON_RES $rtb" fi sleep 1 done if [ ! -z "$MON_RES" ]; then return $OCF_NOT_RUNNING fi else ocf_log debug "monitor: Enhanced Monitoring disabled - omitting API call" fi - cmd="ip addr show to $OCF_RESKEY_ip up" + cmd="ip addr show dev $OCF_RESKEY_interface to $OCF_RESKEY_ip up" ocf_log debug "executing command: $cmd" RESULT=$($cmd | grep "$OCF_RESKEY_ip") if [ -z "$RESULT" ]; then if [ "$__OCF_ACTION" = "monitor" ] && ! ocf_is_probe; then level="error" else level="info" fi - ocf_log "$level" "IP $OCF_RESKEY_ip not assigned to running interface" + ocf_log "$level" "IP $OCF_RESKEY_ip not assigned to interface $OCF_RESKEY_interface" return $OCF_NOT_RUNNING fi ocf_log debug "route in VPC and address assigned" return $OCF_SUCCESS } ec2ip_drop() { cmd="ip addr delete ${OCF_RESKEY_ip}/32 dev $OCF_RESKEY_interface" ocf_log debug "executing command: $cmd" output=$($cmd 2>&1) rc=$? if [ "$rc" -gt 0 ]; then if [ "$__OCF_ACTION" = "start" ]; then # expected to fail during start level="debug" else level="warn" fi ocf_log "$level" "command failed, rc $rc" ocf_log "$level" "output/error: $output" return $OCF_ERR_GENERIC else ocf_log debug "output/error: $output" fi # delete remaining route-entries if any ip route show to exact ${OCF_RESKEY_ip}/32 dev $OCF_RESKEY_interface | xargs -r ip route delete ip route show table local to exact ${OCF_RESKEY_ip}/32 dev $OCF_RESKEY_interface | xargs -r ip route delete return $OCF_SUCCESS } ec2ip_get_instance_eni() { - MAC_FILE="/sys/class/net/${OCF_RESKEY_interface}/address" - if [ -f $MAC_FILE ]; then - cmd="cat ${MAC_FILE}" - else - cmd="ip -br link show dev ${OCF_RESKEY_interface} | tr -s ' ' | cut -d' ' -f3" - fi - ocf_log debug "executing command: $cmd" - MAC_ADDR="$(eval $cmd)" - rc=$? - if [ $rc != 0 ]; then - ocf_log warn "command failed, rc: $rc" - return $OCF_ERR_GENERIC - fi + MAC_ADDR=$(get_interface_mac) ocf_log debug "MAC address associated with interface ${OCF_RESKEY_interface}: ${MAC_ADDR}" cmd="curl_retry \"$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)" [ $? -ne 0 ] && exit $OCF_ERR_GENERIC ocf_log debug "network interface id associated MAC address ${MAC_ADDR}: ${EC2_NETWORK_INTERFACE_ID}" echo $EC2_NETWORK_INTERFACE_ID } ec2ip_get_and_configure() { EC2_NETWORK_INTERFACE_ID="$(ec2ip_get_instance_eni)" for rtb in $(echo $OCF_RESKEY_routing_table | sed -e 's/,/ /g'); do if [ -z "${OCF_RESKEY_routing_table_role}" ]; then cmd="$AWSCLI_CMD --output text ec2 replace-route --route-table-id $rtb --destination-cidr-block ${OCF_RESKEY_ip}/32 --network-interface-id $EC2_NETWORK_INTERFACE_ID" ocf_log debug "executing command: $cmd" $cmd else cmd="$OCF_RESKEY_awscli $region_opt --output text ec2 replace-route --route-table-id $rtb --destination-cidr-block ${OCF_RESKEY_ip}/32 --network-interface-id $EC2_NETWORK_INTERFACE_ID" update_response="$(execute_cmd_as_role "$cmd" $OCF_RESKEY_routing_table_role)" fi rc=$? if [ "$rc" != 0 ]; then ocf_log warn "command failed, rc: $rc" return $OCF_ERR_GENERIC fi sleep 1 done # Reconfigure the local ip address ec2ip_drop extra_opts="" if [ -n "$OCF_RESKEY_iflabel" ]; then extra_opts="$extra_opts label $OCF_RESKEY_interface:$OCF_RESKEY_iflabel" fi cmd="ip addr add ${OCF_RESKEY_ip}/32 dev $OCF_RESKEY_interface $extra_opts" ocf_log debug "executing command: $cmd" $cmd rc=$? if [ $rc != 0 ]; then ocf_log warn "command failed, rc: $rc" return $OCF_ERR_GENERIC fi return $OCF_SUCCESS } ec2ip_stop() { ocf_log info "EC2: Bringing down IP address $OCF_RESKEY_ip" ec2ip_monitor if [ $? = $OCF_NOT_RUNNING ]; then ocf_log info "EC2: Address $OCF_RESKEY_ip already down" return $OCF_SUCCESS fi ec2ip_drop if [ $? != $OCF_SUCCESS ]; then return $OCF_ERR_GENERIC fi ec2ip_monitor if [ $? != $OCF_NOT_RUNNING ]; then ocf_log error "EC2: Couldn't bring down IP address $OCF_RESKEY_ip on interface $OCF_RESKEY_interface." return $OCF_ERR_GENERIC fi ocf_log info "EC2: Successfully brought down $OCF_RESKEY_ip" return $OCF_SUCCESS } ec2ip_start() { ocf_log info "EC2: Moving IP address $OCF_RESKEY_ip to this host by adjusting routing table $OCF_RESKEY_routing_table" ec2ip_monitor if [ $? = $OCF_SUCCESS ]; then ocf_log info "EC2: $OCF_RESKEY_ip already started" return $OCF_SUCCESS fi ocf_log info "EC2: Adjusting routing table and locally configuring IP address" ec2ip_get_and_configure rc=$? if [ $rc != $OCF_SUCCESS ]; then ocf_log error "Received $rc from 'aws'" return $OCF_ERR_GENERIC fi ec2ip_monitor if [ $? != $OCF_SUCCESS ]; then ocf_log error "EC2: IP address couldn't be configured on this host (IP: $OCF_RESKEY_ip, Interface: $OCF_RESKEY_interface)" return $OCF_ERR_GENERIC fi return $OCF_SUCCESS } ############################################################################### # # MAIN # ############################################################################### case $__OCF_ACTION in meta-data) metadata exit $OCF_SUCCESS ;; usage|help) echo $USAGE exit $OCF_SUCCESS ;; esac if ! ocf_is_root; then ocf_log err "You must be root for $__OCF_ACTION operation." exit $OCF_ERR_PERM fi AWSCLI_CMD="${OCF_RESKEY_awscli}" if [ "x${OCF_RESKEY_auth_type}" = "xkey" ]; then AWSCLI_CMD="$AWSCLI_CMD --profile ${OCF_RESKEY_profile}" elif [ "x${OCF_RESKEY_auth_type}" = "xrole" ]; then if [ -z "${OCF_RESKEY_region}" ]; then ocf_exit_reason "region needs to be set when using role-based authentication" exit $OCF_ERR_CONFIGURED fi else ocf_exit_reason "Incorrect auth_type: ${OCF_RESKEY_auth_type}" exit $OCF_ERR_CONFIGURED fi if [ -n "${OCF_RESKEY_region}" ]; then AWSCLI_CMD="$AWSCLI_CMD --region ${OCF_RESKEY_region}" fi ec2ip_set_address_param_compat ec2ip_validate case $__OCF_ACTION in start) ec2ip_start;; stop) ec2ip_stop;; monitor) ec2ip_monitor;; validate-all) exit $?;; *) echo $USAGE exit $OCF_ERR_UNIMPLEMENTED ;; esac diff --git a/heartbeat/aws.sh b/heartbeat/aws.sh index 64f2e13a7..216033afe 100644 --- a/heartbeat/aws.sh +++ b/heartbeat/aws.sh @@ -1,71 +1,94 @@ #!/bin/sh # # # AWS Helper Scripts # # : ${OCF_FUNCTIONS_DIR=${OCF_ROOT}/lib/heartbeat} . ${OCF_FUNCTIONS_DIR}/ocf-shellfuncs # Defaults OCF_RESKEY_curl_retries_default="4" OCF_RESKEY_curl_sleep_default="3" : ${OCF_RESKEY_curl_retries=${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="${HA_RSCTMP}/.aws_imds_token" TOKEN_FUNC="fetch_new_token" # Used by curl_retry() if saved token is invalid TOKEN_LIFETIME=21600 # Token lifetime in seconds (6 hours) TOKEN_EXPIRY_THRESHOLD=3600 # Renew token if less than 60 minutes (1 hour) remaining DMI_FILE="/sys/devices/virtual/dmi/id/board_asset_tag" # Only supported on nitro-based instances. # Function to fetch a new token fetch_new_token() { TOKEN=$(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" chmod 600 "$TOKEN_FILE" echo "$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 [ "$ELAPSED_TIME" -lt "$((TOKEN_LIFETIME - TOKEN_EXPIRY_THRESHOLD))" ]; then # Token is still valid echo "$STORED_TOKEN" return fi fi # Fetch a new token if not valid fetch_new_token } get_instance_id() { local INSTANCE_ID # Try to get the EC2 instance ID from DMI first before falling back to IMDS. ocf_log debug "EC2: Attempt to get EC2 Instance ID from local file." if [ -r "$DMI_FILE" ] && [ -s "$DMI_FILE" ]; then INSTANCE_ID="$(cat "$DMI_FILE")" case "$INSTANCE_ID" in i-0*) echo "$INSTANCE_ID"; return "$OCF_SUCCESS" ;; esac fi 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") if [ $? -ne 0 ]; then ocf_exit_reason "Failed to get EC2 Instance ID" exit $OCF_ERR_GENERIC fi echo "$INSTANCE_ID" return "$OCF_SUCCESS" } + +get_interface_mac() { + local MAC_FILE MAC_ADDR rc + MAC_FILE="/sys/class/net/${OCF_RESKEY_interface}/address" + if [ -z "$OCF_RESKEY_interface" ]; then + cmd="curl_retry \"$OCF_RESKEY_curl_retries\" \"$OCF_RESKEY_curl_sleep\" \"--show-error -s -H 'X-aws-ec2-metadata-token: $TOKEN'\" \"http://169.254.169.254/latest/meta-data/mac\"" + elif [ -f "$MAC_FILE" ]; then + cmd="cat ${MAC_FILE}" + else + cmd="ip -br link show dev ${OCF_RESKEY_interface} | tr -s ' ' | cut -d' ' -f3" + fi + ocf_log debug "executing command: $cmd" + MAC_ADDR="$(eval $cmd)" + rc=$? + if [ $rc != 0 ]; then + ocf_log warn "command failed, rc: $rc" + return $OCF_ERR_GENERIC + fi + ocf_log debug "MAC address associated with interface ${OCF_RESKEY_interface}: ${MAC_ADDR}" + + echo $MAC_ADDR + return $OCF_SUCCESS +} diff --git a/heartbeat/awsvip b/heartbeat/awsvip index 0856ac5e4..015180d5a 100755 --- a/heartbeat/awsvip +++ b/heartbeat/awsvip @@ -1,308 +1,318 @@ #!/bin/sh # # # Manage Secondary Private IP with Pacemaker # # # Copyright 2016-2018 guessi # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # # # # Prerequisites: # # - preconfigured AWS CLI running environment (AccessKey, SecretAccessKey, etc.) or # (AWSRole) Setup up relevant AWS Policies to allow agent related functions to be executed. # - a reserved secondary private IP address for EC2 instances high availablity # - IAM user role with the following permissions: # * DescribeInstances # * AssignPrivateIpAddresses # * UnassignPrivateIpAddresses # ####################################################################### # Initialization: : ${OCF_FUNCTIONS_DIR=${OCF_ROOT}/lib/heartbeat} . ${OCF_FUNCTIONS_DIR}/ocf-shellfuncs . ${OCF_FUNCTIONS_DIR}/aws.sh ####################################################################### # # Defaults # OCF_RESKEY_awscli_default="/usr/bin/aws" OCF_RESKEY_auth_type_default="key" OCF_RESKEY_profile_default="default" OCF_RESKEY_region_default="" OCF_RESKEY_api_delay_default="3" +OCF_RESKEY_interface_default="" : ${OCF_RESKEY_awscli=${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}} +: ${OCF_RESKEY_interface=${OCF_RESKEY_interface_default}} meta_data() { cat < 1.0 Resource Agent for Amazon AWS Secondary Private IP Addresses. It manages AWS Secondary Private IP Addresses with awscli. Credentials needs to be setup by running "aws configure", or by using AWS Policies. See https://aws.amazon.com/cli/ for more information about awscli. Amazon AWS Secondary Private IP Address Resource Agent command line tools for aws services aws cli tools Authentication type "key" for AccessKey and SecretAccessKey set via "aws configure", or "role" to use AWS Policies. Authentication type Valid AWS CLI profile name (see ~/.aws/config and 'aws configure') profile name reserved secondary private ip for ec2 instance reserved secondary private ip for ec2 instance Region for AWS resource (required for role-based authentication) Region a short delay between API calls, to avoid sending API too quick a short delay between API calls + + +Name of the network interface, i.e. eth0 + +network interface name + + + curl retries before failing curl retries curl sleep between tries curl sleep END } ####################################################################### awsvip_usage() { cat <