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update demo instructions in Readme #10

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36 changes: 23 additions & 13 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -45,20 +45,23 @@ The RetainPolicy by default is `Retain`. This means that the login to the databa
To install this Custom Resource, type:

```sh
git clone https://github.com/binxio/cfn-postgresql-user-provider
cd cfn-postgresql-user-provider

export VPC_ID=$(aws ec2 --output text --query 'Vpcs[?IsDefault].VpcId' describe-vpcs)
export SUBNET_ID=$(aws ec2 --output text --query Subnets[0].SubnetId \
describe-subnets --filters Name=vpc-id,Values=$VPC_ID)
export SUBNET_IDS=$(aws ec2 --output text --query "Subnets[*].SubnetId" \
describe-subnets --filters "Name=vpc-id,Values=${VPC_ID}" | tr '\t' ',')
export SG_ID=$(aws ec2 --output text --query "SecurityGroups[*].GroupId" \
describe-security-groups --group-names default --filters Name=vpc-id,Values=$VPC_ID)

aws cloudformation create-stack \
--capabilities CAPABILITY_IAM \
--stack-name cfn-postgresql-user-provider \
--template-body file://cloudformation/cfn-custom-resource-provider.json \
--parameters \
ParameterKey=VPC,ParameterValue=$VPC_ID \
ParameterKey=Subnet,ParameterValue=$SUBNET_ID \
ParameterKey=SecurityGroup,ParameterValue=$SG_ID
--capabilities CAPABILITY_IAM \
--stack-name cfn-postgresql-user-provider \
--template-body file://cloudformation/cfn-resource-provider.yaml \
--parameters \
"ParameterKey=VPC,ParameterValue=${VPC_ID}" \
"ParameterKey=Subnets,ParameterValue=\"${SUBNET_IDS}\"" \
"ParameterKey=SecurityGroup,ParameterValue=${SG_ID}"

aws cloudformation wait stack-create-complete --stack-name cfn-postgresql-user-provider
```
Expand All @@ -71,23 +74,30 @@ If you have not done so, please install the secret provider too.

```
cd ..
git clone https https://github.com/binxio/cfn-secret-provider.git
git clone https://github.com/binxio/cfn-secret-provider.git
cd cfn-secret-provider
aws cloudformation create-stack \
--capabilities CAPABILITY_IAM \
--stack-name cfn-secret-provider \
--template-body file://cloudformation/cfn-custom-resource-provider.json
--template-body file://cloudformation/cfn-resource-provider.yaml
aws cloudformation wait stack-create-complete --stack-name cfn-secret-provider

```


## Demo
To install the simple sample of the Custom Resource, type:

To install the simple sample of the Custom Resource, type in the directory of
this repository:

```sh
aws cloudformation create-stack --stack-name cfn-database-user-provider-demo \
--template-body file://cloudformation/demo-stack.json
--template-body file://cloudformation/demo-stack.yaml \
--parameters \
"ParameterKey=VPC,ParameterValue=${VPC_ID}" \
"ParameterKey=Subnets,ParameterValue=\"${SUBNET_IDS}\"" \
"ParameterKey=SecurityGroup,ParameterValue=${SG_ID}"

aws cloudformation wait stack-create-complete --stack-name cfn-database-user-provider-demo
```
It will create a postgres database too, so it is quite time consuming...
Expand Down