add sleep and retry to azure setup script
This commit is contained in:
Matthew Hooker
parent
747bee35bd
commit
2fb898cddf
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@ -12,234 +12,256 @@ azure_tenant_id= # Derived from the account after login
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location=
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azure_object_id=
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azureversion=
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create_sleep=10
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showhelp() {
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echo "azure-setup"
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echo ""
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echo " azure-setup helps you generate packer credentials for Azure"
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echo ""
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echo " The script creates a resource group, storage account, application"
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echo " (client), service principal, and permissions and displays a snippet"
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echo " for use in your packer templates."
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echo ""
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echo " For simplicity we make a lot of assumptions and choose reasonable"
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echo " defaults. If you want more control over what happens, please use"
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echo " the azure-cli directly."
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echo ""
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echo " Note that you must already have an Azure account, username,"
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echo " password, and subscription. You can create those here:"
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echo ""
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echo " - https://account.windowsazure.com/"
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echo ""
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echo "REQUIREMENTS"
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echo ""
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echo " - azure-cli"
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echo " - jq"
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echo ""
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echo " Use the requirements command (below) for more info."
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echo ""
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echo "USAGE"
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echo ""
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echo " ./azure-setup.sh requirements"
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echo " ./azure-setup.sh setup"
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echo ""
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echo "azure-setup"
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echo ""
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echo " azure-setup helps you generate packer credentials for Azure"
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echo ""
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echo " The script creates a resource group, storage account, application"
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echo " (client), service principal, and permissions and displays a snippet"
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echo " for use in your packer templates."
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echo ""
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echo " For simplicity we make a lot of assumptions and choose reasonable"
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echo " defaults. If you want more control over what happens, please use"
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echo " the azure-cli directly."
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echo ""
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echo " Note that you must already have an Azure account, username,"
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echo " password, and subscription. You can create those here:"
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echo ""
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echo " - https://account.windowsazure.com/"
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echo ""
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echo "REQUIREMENTS"
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echo ""
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echo " - azure-cli"
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echo " - jq"
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echo ""
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echo " Use the requirements command (below) for more info."
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echo ""
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echo "USAGE"
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echo ""
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echo " ./azure-setup.sh requirements"
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echo " ./azure-setup.sh setup"
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echo ""
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}
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requirements() {
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found=0
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found=0
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azureversion=$(azure -v)
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if [ $? -eq 0 ]; then
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found=$((found + 1))
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echo "Found azure-cli version: $azureversion"
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else
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echo "azure-cli is missing. Please install azure-cli from"
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echo "https://azure.microsoft.com/en-us/documentation/articles/xplat-cli-install/"
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fi
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azureversion=$(azure -v)
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if [ $? -eq 0 ]; then
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found=$((found + 1))
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echo "Found azure-cli version: $azureversion"
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else
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echo "azure-cli is missing. Please install azure-cli from"
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echo "https://azure.microsoft.com/en-us/documentation/articles/xplat-cli-install/"
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fi
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jqversion=$(jq --version)
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if [ $? -eq 0 ]; then
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found=$((found + 1))
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echo "Found jq version: $jqversion"
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else
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echo "jq is missing. Please install jq from"
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echo "https://stedolan.github.io/jq/"
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fi
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jqversion=$(jq --version)
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if [ $? -eq 0 ]; then
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found=$((found + 1))
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echo "Found jq version: $jqversion"
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else
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echo "jq is missing. Please install jq from"
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echo "https://stedolan.github.io/jq/"
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fi
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if [ $found -lt 2 ]; then
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exit 1
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fi
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if [ $found -lt 2 ]; then
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exit 1
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fi
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}
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askSubscription() {
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azure account list
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echo ""
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echo "Please enter the Id of the account you wish to use. If you do not see"
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echo "a valid account in the list press Ctrl+C to abort and create one."
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echo "If you leave this blank we will use the Current account."
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echo -n "> "
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read azure_subscription_id
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if [ "$azure_subscription_id" != "" ]; then
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azure account set $azure_subscription_id
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else
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azure_subscription_id=$(azure account show --json | jq -r .[].id)
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fi
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azure_tenant_id=$(azure account show --json | jq -r .[].tenantId)
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echo "Using subscription_id: $azure_subscription_id"
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echo "Using tenant_id: $azure_tenant_id"
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azure account list
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echo ""
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echo "Please enter the Id of the account you wish to use. If you do not see"
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echo "a valid account in the list press Ctrl+C to abort and create one."
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echo "If you leave this blank we will use the Current account."
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echo -n "> "
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read azure_subscription_id
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if [ "$azure_subscription_id" != "" ]; then
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azure account set $azure_subscription_id
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else
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azure_subscription_id=$(azure account show --json | jq -r .[].id)
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fi
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azure_tenant_id=$(azure account show --json | jq -r .[].tenantId)
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echo "Using subscription_id: $azure_subscription_id"
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echo "Using tenant_id: $azure_tenant_id"
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}
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askName() {
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echo ""
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echo "Choose a name for your resource group, storage account and client"
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echo "client. This is arbitrary, but it must not already be in use by"
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echo "any of those resources. ALPHANUMERIC ONLY. Ex: mypackerbuild"
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echo -n "> "
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read meta_name
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echo ""
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echo "Choose a name for your resource group, storage account and client"
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echo "client. This is arbitrary, but it must not already be in use by"
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echo "any of those resources. ALPHANUMERIC ONLY. Ex: mypackerbuild"
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echo -n "> "
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read meta_name
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}
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askSecret() {
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echo ""
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echo "Enter a secret for your application. We recommend generating one with"
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echo "openssl rand -base64 24. If you leave this blank we will attempt to"
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echo "generate one for you using openssl. THIS WILL BE SHOWN IN PLAINTEXT."
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echo "Ex: mypackersecret8734"
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echo -n "> "
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read azure_client_secret
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if [ "$azure_client_secret" = "" ]; then
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azure_client_secret=$(openssl rand -base64 24)
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if [ $? -ne 0 ]; then
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echo "Error generating secret"
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exit 1
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fi
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echo "Generated client_secret: $azure_client_secret"
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fi
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echo ""
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echo "Enter a secret for your application. We recommend generating one with"
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echo "openssl rand -base64 24. If you leave this blank we will attempt to"
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echo "generate one for you using openssl. THIS WILL BE SHOWN IN PLAINTEXT."
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echo "Ex: mypackersecret8734"
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echo -n "> "
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read azure_client_secret
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if [ "$azure_client_secret" = "" ]; then
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azure_client_secret=$(openssl rand -base64 24)
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if [ $? -ne 0 ]; then
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echo "Error generating secret"
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exit 1
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fi
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echo "Generated client_secret: $azure_client_secret"
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fi
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}
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askLocation() {
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azure location list
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echo ""
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echo "Choose which region your resource group and storage account will be created."
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echo -n "> "
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read location
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azure location list
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echo ""
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echo "Choose which region your resource group and storage account will be created."
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echo -n "> "
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read location
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}
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createResourceGroup() {
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echo "==> Creating resource group"
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azure group create -n $meta_name -l $location
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if [ $? -eq 0 ]; then
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azure_group_name=$meta_name
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else
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echo "Error creating resource group: $meta_name"
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exit 1
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fi
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echo "==> Creating resource group"
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azure group create -n $meta_name -l $location
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if [ $? -eq 0 ]; then
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azure_group_name=$meta_name
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else
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echo "Error creating resource group: $meta_name"
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return 1
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fi
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}
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createStorageAccount() {
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echo "==> Creating storage account"
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azure storage account create -g $meta_name -l $location --sku-name LRS --kind Storage $meta_name
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if [ $? -eq 0 ]; then
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azure_storage_name=$meta_name
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else
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echo "Error creating storage account: $meta_name"
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exit 1
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fi
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echo "==> Creating storage account"
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azure storage account create -g $meta_name -l $location --sku-name LRS --kind Storage $meta_name
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if [ $? -eq 0 ]; then
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azure_storage_name=$meta_name
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else
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echo "Error creating storage account: $meta_name"
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return 1
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fi
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}
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createApplication() {
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echo "==> Creating application"
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azure_client_id=$(azure ad app create -n $meta_name -i http://$meta_name --home-page http://$meta_name -p $azure_client_secret --json | jq -r .appId)
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if [ $? -ne 0 ]; then
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echo "Error creating application: $meta_name @ http://$meta_name"
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exit 1
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fi
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echo "==> Creating application"
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azure_client_id=$(azure ad app create -n $meta_name -i http://$meta_name --home-page http://$meta_name -p $azure_client_secret --json | jq -r .appId)
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if [ $? -ne 0 ]; then
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echo "Error creating application: $meta_name @ http://$meta_name"
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return 1
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fi
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}
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createServicePrincipal() {
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echo "==> Creating service principal"
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# Azure CLI 0.10.2 introduced a breaking change, where appId must be supplied with the -a switch
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# prior version accepted appId as the only parameter without a switch
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newer_syntax=false
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IFS='.' read -ra azureversionsemver <<< "$azureversion"
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if [ ${azureversionsemver[0]} -ge 0 ] && [ ${azureversionsemver[1]} -ge 10 ] && [ ${azureversionsemver[2]} -ge 2 ]; then
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newer_syntax=true
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fi
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echo "==> Creating service principal"
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# Azure CLI 0.10.2 introduced a breaking change, where appId must be supplied with the -a switch
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# prior version accepted appId as the only parameter without a switch
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newer_syntax=false
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IFS='.' read -ra azureversionsemver <<< "$azureversion"
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if [ ${azureversionsemver[0]} -ge 0 ] && [ ${azureversionsemver[1]} -ge 10 ] && [ ${azureversionsemver[2]} -ge 2 ]; then
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newer_syntax=true
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fi
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if [ "${newer_syntax}" = true ]; then
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azure_object_id=$(azure ad sp create -a $azure_client_id --json | jq -r .objectId)
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else
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azure_object_id=$(azure ad sp create $azure_client_id --json | jq -r .objectId)
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fi
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if [ "${newer_syntax}" = true ]; then
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azure_object_id=$(azure ad sp create -a $azure_client_id --json | jq -r .objectId)
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else
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azure_object_id=$(azure ad sp create $azure_client_id --json | jq -r .objectId)
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fi
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if [ $? -ne 0 ]; then
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echo "Error creating service principal: $azure_client_id"
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exit 1
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fi
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if [ $? -ne 0 ]; then
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echo "Error creating service principal: $azure_client_id"
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return 1
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fi
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}
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createPermissions() {
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echo "==> Creating permissions"
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azure role assignment create --objectId $azure_object_id -o "Owner" -c /subscriptions/$azure_subscription_id
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# We want to use this more conservative scope but it does not work with the
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# current implementation which uses temporary resource groups
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# azure role assignment create --spn http://$meta_name -g $azure_group_name -o "API Management Service Contributor"
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if [ $? -ne 0 ]; then
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echo "Error creating permissions for: http://$meta_name"
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exit 1
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fi
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echo "==> Creating permissions"
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azure role assignment create --objectId $azure_object_id -o "Owner" -c /subscriptions/$azure_subscription_id
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# We want to use this more conservative scope but it does not work with the
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# current implementation which uses temporary resource groups
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# azure role assignment create --spn http://$meta_name -g $azure_group_name -o "API Management Service Contributor"
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if [ $? -ne 0 ]; then
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echo "Error creating permissions for: http://$meta_name"
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return 1
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fi
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}
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showConfigs() {
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echo ""
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echo "Use the following configuration for your packer template:"
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echo ""
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echo "{"
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echo " \"client_id\": \"$azure_client_id\","
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echo " \"client_secret\": \"$azure_client_secret\","
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echo " \"object_id\": \"$azure_object_id\","
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echo " \"subscription_id\": \"$azure_subscription_id\","
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echo " \"tenant_id\": \"$azure_tenant_id\","
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echo " \"resource_group_name\": \"$azure_group_name\","
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echo " \"storage_account\": \"$azure_storage_name\","
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echo "}"
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echo ""
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echo ""
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echo "Use the following configuration for your packer template:"
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echo ""
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echo "{"
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echo " \"client_id\": \"$azure_client_id\","
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echo " \"client_secret\": \"$azure_client_secret\","
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echo " \"object_id\": \"$azure_object_id\","
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echo " \"subscription_id\": \"$azure_subscription_id\","
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echo " \"tenant_id\": \"$azure_tenant_id\","
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echo " \"resource_group_name\": \"$azure_group_name\","
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echo " \"storage_account\": \"$azure_storage_name\","
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echo "}"
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echo ""
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}
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doSleep() {
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local sleep_time=${PACKER_SLEEP_TIME-$create_sleep}
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echo ""
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echo "Sleeping for ${sleep_time} seconds to wait for resources to be "
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echo "created. If you get an error about a resource not existing, you can "
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echo "try increasing the amount of time we wait after creating resources "
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echo "by setting PACKER_SLEEP_TIME to something higher than the default."
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echo ""
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sleep $sleep_time
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}
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retryable() {
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n=0
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until [ $n -ge $1 ]
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do
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$2 && return 0
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echo "$2 failed. Retrying..."
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n=$[$n+1]
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doSleep
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done
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echo "$2 failed after $1 tries. Exiting."
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exit 1
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}
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setup() {
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requirements
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requirements
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azure config mode arm
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azure login
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azure config mode arm
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azure login
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askSubscription
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askName
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askSecret
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askLocation
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askSubscription
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askName
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askSecret
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askLocation
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# Some of the resources take a while to converge in the API. To make the
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# script more reliable we'll add a sleep after we create each resource.
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# Some of the resources take a while to converge in the API. To make the
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# script more reliable we'll add a sleep after we create each resource.
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createResourceGroup
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sleep 5
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createStorageAccount
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sleep 5
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createApplication
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sleep 5
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createServicePrincipal
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sleep 5
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createPermissions
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retryable 3 createResourceGroup
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retryable 3 createStorageAccount
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retryable 3 createApplication
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retryable 3 createServicePrincipal
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retryable 3 createPermissions
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showConfigs
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showConfigs
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}
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case "$1" in
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requirements)
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requirements
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;;
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setup)
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setup
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;;
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*)
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showhelp
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;;
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requirements)
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requirements
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;;
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setup)
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setup
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;;
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*)
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showhelp
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;;
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esac
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