From 13e0b4fc53d8d440445e04681d702fa4ed41a94e Mon Sep 17 00:00:00 2001
From: Dave Horton <daveh@beachdognet.com>
Date: Tue, 2 Jun 2020 21:25:53 -0400
Subject: [PATCH] updates for prod

---
 terraform/jambonz-devtest/feature-server.tf   |  6 +--
 .../feature-server.ecosystem.config.js.tmpl   | 35 ++++++++++++++-
 terraform/jambonz-prod/feature-server.tf      |  3 ++
 .../sbc-rtp-server.ecosystem.config.js.tmpl   | 19 ++++++++
 .../sbc-sip-server.ecosystem.config.js.tmpl   | 45 +++++++++++++++----
 terraform/jambonz-prod/sbc.tf                 |  9 ++++
 terraform/jambonz-prod/variables.tf           | 14 +++++-
 7 files changed, 117 insertions(+), 14 deletions(-)
 create mode 100644 terraform/jambonz-prod/sbc-rtp-server.ecosystem.config.js.tmpl

diff --git a/terraform/jambonz-devtest/feature-server.tf b/terraform/jambonz-devtest/feature-server.tf
index 899fac2..8e02495 100644
--- a/terraform/jambonz-devtest/feature-server.tf
+++ b/terraform/jambonz-devtest/feature-server.tf
@@ -71,9 +71,9 @@ resource "aws_launch_configuration" "jambonz-feature-server" {
     AWS_SECRET_ACCESS_KEY   = var.aws_secret_access_key_runtime
     AWS_REGION              = var.region
     AWS_SNS_TOPIC_ARN       = aws_sns_topic.jambonz_sns_topic.arn
-    GCP_CREDENTIALS         = file("${path.module}/credentials/gcp.json"),
-    DATADOG_API_KEY         = var.datadog_api_key,
-    DATADOG_SITE            = var.datadog_site,
+    GCP_CREDENTIALS         = file("${path.module}/credentials/gcp.json")
+    DATADOG_API_KEY         = var.datadog_api_key
+    DATADOG_SITE            = var.datadog_site
     DATADOG_ENV_NAME         = var.datadog_env_name
   })
 
diff --git a/terraform/jambonz-prod/feature-server.ecosystem.config.js.tmpl b/terraform/jambonz-prod/feature-server.ecosystem.config.js.tmpl
index 3c35f61..04ce7e2 100644
--- a/terraform/jambonz-prod/feature-server.ecosystem.config.js.tmpl
+++ b/terraform/jambonz-prod/feature-server.ecosystem.config.js.tmpl
@@ -1,4 +1,13 @@
 #!/bin/bash
+ENABLE_DATADOG_METRICS=0
+if [ "${DATADOG_API_KEY}" ] ; then
+  ENABLE_DATADOG_METRICS=1
+fi
+
+echo "running jambonz user data script"
+
+echo "writing /home/admin/apps/ecosystem.config.js.."
+
 cat << EOF > /home/admin/apps/ecosystem.config.js
 module.exports = {
   apps : [
@@ -21,7 +30,7 @@ module.exports = {
       AWS_SECRET_ACCESS_KEY: '${AWS_SECRET_ACCESS_KEY}',
       AWS_REGION: '${AWS_REGION}',
       AWS_SNS_TOPIC_ARM: '${AWS_SNS_TOPIC_ARN}',
-      ENABLE_DATADOG_METRICS: 0,
+      ENABLE_DATADOG_METRICS: $ENABLE_DATADOG_METRICS,
       JAMBONES_NETWORK_CIDR: '${VPC_CIDR}',
       JAMBONES_MYSQL_HOST: '${JAMBONES_MYSQL_HOST}',
       JAMBONES_MYSQL_USER: '${JAMBONES_MYSQL_USER}',
@@ -46,3 +55,27 @@ cat << EOF > /home/admin/credentials/gcp.json
 ${GCP_CREDENTIALS}
 EOF
 
+echo "finished writing config file"
+
+sudo -u admin bash -c "pm2 delete /home/admin/apps/ecosystem.config.js"
+sudo -u admin bash -c "pm2 start /home/admin/apps/ecosystem.config.js"
+
+# install datadog if a datadog api key was provided
+if [ "${DATADOG_API_KEY}" ] ; then
+  echo "installing datadog.."
+
+  sed -i -e 's@^api_key:.*@'"api_key: ${DATADOG_API_KEY}"'@g' /etc/datadog-agent/datadog.yaml
+  sed -i -e 's@^# site:.*@'"site: ${DATADOG_SITE}"'@g' /etc/datadog-agent/datadog.yaml
+  sed -i -e 's@^# log_level:.*@log_level: warning@g' /etc/datadog-agent/datadog.yaml
+
+  tee -a /etc/datadog-agent/datadog.yaml > /dev/null <<EOT
+tags:
+  env_name:${DATADOG_ENV_NAME}
+  role:fs
+EOT
+
+  systemctl enable datadog-agent
+  systemctl start datadog-agent
+fi
+
+echo "user data script completed"
diff --git a/terraform/jambonz-prod/feature-server.tf b/terraform/jambonz-prod/feature-server.tf
index 3a96f5a..84d0360 100644
--- a/terraform/jambonz-prod/feature-server.tf
+++ b/terraform/jambonz-prod/feature-server.tf
@@ -72,6 +72,9 @@ resource "aws_launch_configuration" "jambonz-feature-server" {
     AWS_REGION              = var.region
     AWS_SNS_TOPIC_ARN       = aws_sns_topic.jambonz-sns-topic.arn
     GCP_CREDENTIALS         = file("${path.module}/credentials/gcp.json")
+    DATADOG_API_KEY         = var.datadog_api_key
+    DATADOG_SITE            = var.datadog_site
+    DATADOG_ENV_NAME         = var.datadog_env_name
   })
 
   lifecycle {
diff --git a/terraform/jambonz-prod/sbc-rtp-server.ecosystem.config.js.tmpl b/terraform/jambonz-prod/sbc-rtp-server.ecosystem.config.js.tmpl
new file mode 100644
index 0000000..e965f16
--- /dev/null
+++ b/terraform/jambonz-prod/sbc-rtp-server.ecosystem.config.js.tmpl
@@ -0,0 +1,19 @@
+#!/bin/bash
+ENABLE_DATADOG_METRICS=0
+if [ "${DATADOG_API_KEY}" ] ; then
+  echo "installing datadog.."
+
+  sed -i -e 's@^api_key:.*@'"api_key: ${DATADOG_API_KEY}"'@g' /etc/datadog-agent/datadog.yaml
+  sed -i -e 's@^# site:.*@'"site: ${DATADOG_SITE}"'@g' /etc/datadog-agent/datadog.yaml
+  sed -i -e 's@^# log_level:.*@log_level: warning@g' /etc/datadog-agent/datadog.yaml
+
+  tee -a /etc/datadog-agent/datadog.yaml > /dev/null <<EOT
+tags:
+  env_name:${DATADOG_ENV_NAME}
+  role:rtp
+EOT
+
+  systemctl enable datadog-agent
+  systemctl start datadog-agent
+  
+fi
diff --git a/terraform/jambonz-prod/sbc-sip-server.ecosystem.config.js.tmpl b/terraform/jambonz-prod/sbc-sip-server.ecosystem.config.js.tmpl
index 5d75cf0..43e6443 100644
--- a/terraform/jambonz-prod/sbc-sip-server.ecosystem.config.js.tmpl
+++ b/terraform/jambonz-prod/sbc-sip-server.ecosystem.config.js.tmpl
@@ -1,9 +1,19 @@
 #!/bin/bash
 PUBLIC_IP=`curl -s http://169.254.169.254/latest/meta-data/public-ipv4`
+ENABLE_DATADOG_METRICS=0
+if [ "${DATADOG_API_KEY}" ] ; then
+  ENABLE_DATADOG_METRICS=1
+fi
+
+echo "running jambonz user data script"
+
+# jambonz webapp
+echo "building webapp.."
 echo "REACT_APP_API_BASE_URL=http://$PUBLIC_IP:3000/v1" > /home/admin/apps/jambonz-webapp/.env.local
 cd  /home/admin/apps/jambonz-webapp/
-sudo -u admin bash -c "npm run build"
+npm run build
 
+echo "writing /home/admin/apps/ecosystem.config.js.."
 cat << EOF > /home/admin/apps/ecosystem.config.js
 module.exports = {
   apps : [
@@ -70,7 +80,7 @@ module.exports = {
     max_memory_restart: '1G',
     env: {
       NODE_ENV: 'production',
-      ENABLE_DATADOG_METRICS: 0,
+      ENABLE_DATADOG_METRICS: $ENABLE_DATADOG_METRICS,
       JAMBONES_LOGLEVEL: 'info',
       DRACHTIO_HOST: '127.0.0.1',
       DRACHTIO_PORT: 9022,
@@ -99,7 +109,7 @@ module.exports = {
     env: {
       NODE_ENV: 'production',
       JAMBONES_LOGLEVEL: 'info',
-      ENABLE_DATADOG_METRICS: 0,
+      ENABLE_DATADOG_METRICS: $ENABLE_DATADOG_METRICS,
       DRACHTIO_HOST: '127.0.0.1',
       DRACHTIO_PORT: 9022,
       DRACHTIO_SECRET: 'cymru',
@@ -129,7 +139,7 @@ module.exports = {
     env: {
       NODE_ENV: 'production',
       JAMBONES_LOGLEVEL: 'info',
-      ENABLE_DATADOG_METRICS: 0,
+      ENABLE_DATADOG_METRICS: $ENABLE_DATADOG_METRICS,
       DRACHTIO_HOST: '127.0.0.1',
       DRACHTIO_PORT: 9022,
       DRACHTIO_SECRET: 'cymru',
@@ -154,12 +164,29 @@ module.exports = {
 };
 EOF
 
-# create admin account
-JAMBONES_MYSQL_HOST=${JAMBONES_MYSQL_HOST} \
-JAMBONES_MYSQL_USER=${JAMBONES_MYSQL_USER} \
-JAMBONES_MYSQL_PASSWORD=${JAMBONES_MYSQL_PASSWORD} \
-JAMBONES_MYSQL_DATABASE=jambones /home/admin/apps/jambonz-api-server/db/reset_admin_password.js
+echo "finished writing config file"
 
 # restart everything because we've updated the ecosystem file
 sudo -u admin bash -c "pm2 delete /home/admin/apps/ecosystem.config.js"
 sudo -u admin bash -c "pm2 start /home/admin/apps/ecosystem.config.js"
+
+# install datadog if a datadog api key was provided
+if [ "${DATADOG_API_KEY}" ] ; then
+  echo "installing datadog.."
+
+  sed -i -e 's@^api_key:.*@'"api_key: ${DATADOG_API_KEY}"'@g' /etc/datadog-agent/datadog.yaml
+  sed -i -e 's@^# site:.*@'"site: ${DATADOG_SITE}"'@g' /etc/datadog-agent/datadog.yaml
+  sed -i -e 's@^# log_level:.*@log_level: warning@g' /etc/datadog-agent/datadog.yaml
+
+  tee -a /etc/datadog-agent/datadog.yaml > /dev/null <<EOT
+tags:
+  env_name:${DATADOG_ENV_NAME}
+  role:sbc
+EOT
+
+  systemctl enable datadog-agent
+  systemctl start datadog-agent
+  
+fi
+
+echo "user data script completed"
diff --git a/terraform/jambonz-prod/sbc.tf b/terraform/jambonz-prod/sbc.tf
index 4f9de3c..5d1e469 100644
--- a/terraform/jambonz-prod/sbc.tf
+++ b/terraform/jambonz-prod/sbc.tf
@@ -28,6 +28,9 @@ resource "aws_instance" "jambonz-sbc-sip-server" {
     JAMBONES_REDIS_HOST     = aws_elasticache_cluster.jambonz.cache_nodes.0.address
     MS_TEAMS_FQDN           = var.ms_teams_fqdn
     JAMBONES_CLUSTER_ID     = var.cluster_id
+    DATADOG_API_KEY         = var.datadog_api_key,
+    DATADOG_SITE            = var.datadog_site,
+    DATADOG_ENV_NAME        = var.datadog_env_name
   })
   key_name               = var.key_name
   monitoring             = true
@@ -61,6 +64,11 @@ resource "aws_instance" "jambonz-sbc-rtp-server" {
   vpc_security_group_ids = [aws_security_group.allow_jambonz_sbc_rtp.id]
   key_name               = var.key_name
   monitoring             = true
+  user_data              = templatefile("${path.module}/sbc-rtp-server.ecosystem.config.js.tmpl", {
+    DATADOG_API_KEY         = var.datadog_api_key,
+    DATADOG_SITE            = var.datadog_site,
+    DATADOG_ENV_NAME        = var.datadog_env_name
+  })
 
   depends_on = [aws_internet_gateway.jambonz]
 
@@ -86,6 +94,7 @@ resource "null_resource" "seed" {
       "mysql -h ${aws_rds_cluster.jambonz.endpoint} -u admin -D jambones -pJambonzR0ck$ < /home/admin/apps/jambonz-api-server/db/jambones-sql.sql",
       "mysql -h ${aws_rds_cluster.jambonz.endpoint} -u admin -D jambones -pJambonzR0ck$ < /home/admin/apps/jambonz-api-server/db/create-admin-token.sql",
       "mysql -h ${aws_rds_cluster.jambonz.endpoint} -u admin -D jambones -pJambonzR0ck$ < /home/admin/apps/jambonz-api-server/db/create-default-account.sql"
+      "JAMBONES_MYSQL_HOST=${aws_rds_cluster.jambonz.endpoint} JAMBONES_MYSQL_USER=admin JAMBONES_MYSQL_PASSWORD=JambonzR0ck$ JAMBONES_MYSQL_DATABASE=jambones /home/admin/apps/jambonz-api-server/db/reset_admin_password.js"
    ]
   }
 
diff --git a/terraform/jambonz-prod/variables.tf b/terraform/jambonz-prod/variables.tf
index 8a411f5..4d9acb7 100644
--- a/terraform/jambonz-prod/variables.tf
+++ b/terraform/jambonz-prod/variables.tf
@@ -56,4 +56,16 @@ variable "ms_teams_fqdn" {
 variable "cluster_id" {
   description = "short cluster identifier"
   default = "jb"
-}
\ No newline at end of file
+}
+variable "datadog_api_key" {
+  description = "datadog api key - only supply if you wish to install datadog monitoring"
+  default = ""
+}
+variable "datadog_site" {
+  description = "datadog site"
+  default = "datadoghq.com"
+}
+variable "datadog_env_name" {
+  description = "environment identifier"
+  default = "prod"
+}