openstack/deb-heat
Code Issues Proposed changes

Add WaitConditions to HA template

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Signed-off-by: Angus Salkeld <asalkeld@redhat.com>
This commit is contained in:
Angus Salkeld 2012-05-07 20:47:28 +10:00
parent 6d4a0dff6b
commit f3c2d67cd5
1 changed files with 49 additions and 13 deletions
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62
templates/WordPress_Single_Instance_With_HA.template
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@ -153,8 +153,8 @@
"/etc/cfn/notify-on-httpd-restarted" : {
"content" : { "Fn::Join" : ["", [
"#!/bin/sh\n",
"logger -t cfn-event 'http got restarted'\n"
"#!/bin/sh\n",
"logger -t cfn-event 'http got restarted'\n"
]]},
"mode" : "000700",
"owner" : "root",
@ -172,6 +172,20 @@
"group" : "root"
},
"/tmp/setup.mysql" : {
"content" : { "Fn::Join" : ["", [
"CREATE DATABASE ", { "Ref" : "DBName" }, ";\n",
"GRANT ALL PRIVILEGES ON ", { "Ref" : "DBName" },
".* TO '", { "Ref" : "DBUsername" }, "'@'localhost'\n",
"IDENTIFIED BY '", { "Ref" : "DBPassword" }, "';\n",
"FLUSH PRIVILEGES;\n",
"EXIT\n"
]]},
"mode" : "000644",
"owner" : "root",
"group" : "root"
},
"/etc/cfn/hooks.conf" : {
"content": { "Fn::Join" : ["", [
"[cfn-http-restarted]\n",
@ -211,22 +225,44 @@
"KeyName" : { "Ref" : "KeyName" },
"UserData" : { "Fn::Base64" : { "Fn::Join" : ["", [
"#!/bin/bash -v\n",
"/opt/aws/bin/cfn-init\n",
"# Helper function\n",
"function error_exit\n",
"{\n",
" /opt/aws/bin/cfn-signal -e 1 -r \"$1\" '", { "Ref" : "WaitHandle" }, "'\n",
" exit 1\n",
"}\n",
"/opt/aws/bin/cfn-init -s ", { "Ref" : "AWS::StackName" }, " -r WikiDatabase ",
" --region ", { "Ref" : "AWS::Region" }, " || error_exit 'Failed to run cfn-init'\n",
"# Setup MySQL root password and create a user\n",
"mysqladmin -u root password '", { "Ref" : "DBRootPassword" }, "'\n",
"cat << EOF | mysql -u root --password='", { "Ref" : "DBRootPassword" }, "'\n",
"CREATE DATABASE ", { "Ref" : "DBName" }, ";\n",
"GRANT ALL PRIVILEGES ON ", { "Ref" : "DBName" }, ".* TO \"", { "Ref" : "DBUsername" }, "\"@\"localhost\"\n",
"IDENTIFIED BY \"", { "Ref" : "DBPassword" }, "\";\n",
"FLUSH PRIVILEGES;\n",
"EXIT\n",
"EOF\n",
"sed --in-place --e s/database_name_here/", { "Ref" : "DBName" }, "/ --e s/username_here/", { "Ref" : "DBUsername" }, "/ --e s/password_here/", { "Ref" : "DBPassword" }, "/ /usr/share/wordpress/wp-config.php\n",
"mysqladmin -u root password '", { "Ref" : "DBRootPassword" },
"' || error_exit 'Failed to initialize root password'\n",
"mysql -u root --password='", { "Ref" : "DBRootPassword" },
"' < /tmp/setup.mysql || error_exit 'Failed to create database.'\n",
"# install cfn-hup crontab\n",
"crontab /tmp/cfn-hup-crontab.txt\n"
"crontab /tmp/cfn-hup-crontab.txt\n",
"# All is well so signal success\n",
"/opt/aws/bin/cfn-signal -e 0 -r \"Wiki server setup complete\" '",
{ "Ref" : "WaitHandle" }, "'\n"
]]}}
}
},
"WaitHandle" : {
"Type" : "AWS::CloudFormation::WaitConditionHandle"
},
"WaitCondition" : {
"Type" : "AWS::CloudFormation::WaitCondition",
"DependsOn" : "WikiDatabase",
"Properties" : {
"Handle" : {"Ref" : "WaitHandle"},
"Timeout" : "300"
}
}
},