variable "project_id" {
description = "GCP Project ID"
type = string
}
variable "environment" {
description = "Environment name (dev, staging, production)"
type = string
validation {
condition = contains(["dev", "staging", "production"], var.environment)
error_message = "Environment must be dev, staging, or production."
}
}
variable "cloud_run_location" {
description = "Cloud Run service location"
type = string
default = "us-central1"
}
variable "cloud_run_url" {
description = "Cloud Run service URL for uptime checks"
type = string
default = ""
}
# ==========================================
# Notification Configuration
# ==========================================
variable "alert_email" {
description = "Email address for alert notifications"
type = string
}
variable "slack_webhook_url" {
description = "Slack webhook URL for notifications (optional)"
type = string
default = ""
sensitive = true
}
variable "pagerduty_service_key" {
description = "PagerDuty service integration key (optional, production only)"
type = string
default = ""
sensitive = true
}
# ==========================================
# Alert Thresholds
# ==========================================
variable "error_rate_threshold" {
description = "Error rate threshold (errors per minute)"
type = number
default = 5
}
variable "latency_threshold_ms" {
description = "P95 latency threshold in milliseconds"
type = number
default = 2000
}
variable "auth_failure_threshold" {
description = "Authentication failure threshold (failures per minute)"
type = number
default = 10
}
variable "max_instance_threshold" {
description = "Maximum Cloud Run instance count before alerting"
type = number
default = 50
}
variable "memory_threshold_percent" {
description = "Memory utilization threshold percentage"
type = number
default = 85
validation {
condition = var.memory_threshold_percent > 0 && var.memory_threshold_percent <= 100
error_message = "Memory threshold must be between 1 and 100."
}
}
# ==========================================
# SLO Targets
# ==========================================
variable "availability_slo_target" {
description = "Availability SLO target (e.g., 0.999 for 99.9%)"
type = number
default = 0.999
validation {
condition = var.availability_slo_target > 0 && var.availability_slo_target <= 1
error_message = "SLO target must be between 0 and 1."
}
}
variable "latency_slo_target" {
description = "Latency SLO target (e.g., 0.95 for 95% of requests)"
type = number
default = 0.95
validation {
condition = var.latency_slo_target > 0 && var.latency_slo_target <= 1
error_message = "SLO target must be between 0 and 1."
}
}
# ==========================================
# Labels
# ==========================================
variable "labels" {
description = "Additional labels to apply to monitoring resources"
type = map(string)
default = {}
}
