Merge pull request #154 from devopshobbies/grafana/terraform

Adding tfvars for grafana terraform

Author: mohammadll

app/main.py

@@ -6,4 +6,5 @@
 from app.routes.docker import *
 from app.routes.jenkins import *
 from app.routes.gitlab import *
-from app.routes.grafana_data_sources import *
+from app.routes.grafana_data_sources import *
+from app.routes.grafana_terraform import *

app/media/terraform.tfvars

@@ -0,0 +1,103 @@
+
+# Grafana Connection Variables
+grafana_connection = {
+        "url"  = "http://localhost:8080",
+        "auth" = ""
+}
+    
+
+
+# Grafana_Contact_Point Variables
+create_contact_point = true
+contact_point_name   = "My Contact Point"
+use_email            = false
+use_slack            = true
+email_contact_point = {
+  addresses               = ["[email protected]", "[email protected]"]
+  message                 = "{ len .Alerts.Firing } firing."
+  subject                 = "{{ template \"default.title\" .}}"
+  single_email            = true
+  disable_resolve_message = false
+}
+
+slack_contact_point = {
+        url  = "https://hooks.slack.com/<YOUR_SLACK_WEBHOOK_URL>"
+        text = <<EOT
+        {{ len .Alerts.Firing }} alerts are firing
+
+        Alert summaries:
+        {{ range .Alerts.Firing }}
+        {{ template "Alert Instance Template" . }}
+        {{ end }}
+        EOT
+}
+    
+    
+# Use { template "Alert Instance Template" . } or any other template if you plan # to create one. Otherwise, remove it from the text section of Slack in the above example
+
+
+# Grafana_Message_Template Variables
+create_message_template  = true
+message_template_name    = "Alert Instance Template"
+message_template_content = <<EOT
+{{ define "Alert Instance Template" }}
+Firing: {{ .Labels.alertname }}
+Silence: {{ .SilenceURL }}
+{{ end }}
+EOT
+    
+
+
+# Grafana_Mute_Timing Variables
+create_mute_timing = true
+mute_timing = {
+  name          = "My Mute Timing"
+  start         = "04:56"
+  end           = "04:57"
+  weekdays      = ["monday", "tuesday:thursday"]
+  days_of_month = ["1:7", "-1"]
+  months        = ["1:3", "december"]
+  years         = []
+}
+
+    
+
+
+# Grafana_Notification_Policy Variables
+create_notification_policy = true
+notification_policy_config = {
+  group_by        = ["..."]
+  group_wait      = "45s"
+  group_interval  = "6m"
+  repeat_interval = "3h"
+}
+    
+    
+policies = []
+/* policies = [
+  {
+matchers = [
+      { label = "mylabel", match = "=", value = "myvalue" },
+      { label = "alertname", match = "=", value = "CPU Usage" },
+      { label = "Name", match = "=~", value = "host.*|host-b.*" }
+    ]
+    contact_point = "a_contact_point_1"
+    continue      = true
+    mute_timings  = ["mute_timing_1"]
+    group_by      = ["group1_sub"]
+  },
+  {
+    matchers = [
+      { label = "sublabel", match = "=", value = "subvalue" }
+    ]
+    contact_point = "a_contact_point_1"
+    continue      = false
+    mute_timings  = ["mute_timing_2"]
+    group_by      = ["group2_sub"]
+}
+    
+    
+] */
+    
+    
+    

app/models/__init__.py

@@ -14,4 +14,5 @@
 from app.models.grafana.mysql_models import *
 from app.models.grafana.postgresql_models import *
 from app.models.grafana.prometheus_models import *
-from app.models.grafana.tempo_models import *
+from app.models.grafana.tempo_models import *
+from app.models.grafana.terraform_alert import *

app/models/grafana/terraform_alert.py

@@ -0,0 +1,13 @@
+from typing import Optional, List
+from pydantic import BaseModel,PrivateAttr,Field
+
+class ContactPoint(BaseModel):
+    use_email:bool = True
+    use_slack:bool = True
+class GrafanaTerraform(BaseModel):
+    create_contact_point:Optional[ContactPoint]
+    create_message_template:bool = True
+    create_mute_timing:bool = True
+    create_notification_policy:bool = True
+    
+    

app/routes/grafana_terraform.py

@@ -0,0 +1,26 @@
+from app.app_instance import app
+from app.models import (GrafanaTerraform, Output)
+from fastapi.responses import FileResponse
+from app.template_generators.terraform.tfvars.grafana import grafana_tfvars
+import shutil
+import os
+import zipfile
+def zip_folder(folder_path: str, output_zip_path: str):
+    """Zip the entire folder."""
+    with zipfile.ZipFile(output_zip_path, 'w', zipfile.ZIP_DEFLATED) as zip_file:
+        for root, dirs, files in os.walk(folder_path):
+            for file in files:
+                file_path = os.path.join(root, file)
+                # Add file to the zip file
+                zip_file.write(file_path, os.path.relpath(file_path, folder_path))
+@app.post("/api/grafana/terraform")
+async def grafana_terraform_template_route(request:GrafanaTerraform) -> Output:
+    
+        dir = 'app/media/terraform.tfvars'
+        
+        file_response = grafana_tfvars(request)
+        with open(dir,'w')as f:
+            f.write(file_response)
+        
+        return FileResponse(dir, media_type='application/zip', filename=f"terraform.tfvars")
+    

app/template_generators/terraform/tfvars/grafana.py

@@ -0,0 +1,170 @@
+
+
+def grafana_tfvars(input):
+    
+    grafana_connection = """{
+        "url"  = "http://localhost:8080",
+        "auth" = ""
+}
+    """
+    slack_contact_point = """{
+        url  = "https://hooks.slack.com/<YOUR_SLACK_WEBHOOK_URL>"
+        text = <<EOT
+        {{ len .Alerts.Firing }} alerts are firing
+
+        Alert summaries:
+        {{ range .Alerts.Firing }}
+        {{ template "Alert Instance Template" . }}
+        {{ end }}
+        EOT
+}
+    
+    """
+    
+    mute_timing = """{
+  name          = "My Mute Timing"
+  start         = "04:56"
+  end           = "04:57"
+  weekdays      = ["monday", "tuesday:thursday"]
+  days_of_month = ["1:7", "-1"]
+  months        = ["1:3", "december"]
+  years         = []
+}
+
+    """
+    
+    notification_policy_config = """{
+  group_by        = ["..."]
+  group_wait      = "45s"
+  group_interval  = "6m"
+  repeat_interval = "3h"
+}
+    
+    """
+    
+    policies = """{
+matchers = [
+      { label = "mylabel", match = "=", value = "myvalue" },
+      { label = "alertname", match = "=", value = "CPU Usage" },
+      { label = "Name", match = "=~", value = "host.*|host-b.*" }
+    ]
+    contact_point = "a_contact_point_1"
+    continue      = true
+    mute_timings  = ["mute_timing_1"]
+    group_by      = ["group1_sub"]
+  },
+  {
+    matchers = [
+      { label = "sublabel", match = "=", value = "subvalue" }
+    ]
+    contact_point = "a_contact_point_1"
+    continue      = false
+    mute_timings  = ["mute_timing_2"]
+    group_by      = ["group2_sub"]
+}
+    
+    """
+    subject = "{{ template \\\"default.title\\\" .}}"
+    message_template_content = """<<EOT
+{{ define "Alert Instance Template" }}
+Firing: {{ .Labels.alertname }}
+Silence: {{ .SilenceURL }}
+{{ end }}
+EOT
+    """
+    if input.create_contact_point is None:
+        tfvars_file = f'''
+# Grafana Connection Variables
+grafana_connection = {grafana_connection}
+
+
+# Grafana_Contact_Point Variables
+create_contact_point = false
+contact_point_name   = "My Contact Point"
+use_email            = false
+use_slack            = false
+email_contact_point = {{
+  addresses               = ["[email protected]", "[email protected]"]
+  message                 = "{{ len .Alerts.Firing }} firing."
+  subject                 = "{subject}"
+  single_email            = true
+  disable_resolve_message = false
+}}
+
+slack_contact_point = {slack_contact_point}
+# Use {{ template "Alert Instance Template" . }} or any other template if you plan \
+# to create one. Otherwise, remove it from the text section of Slack in the above example
+
+
+# Grafana_Message_Template Variables
+create_message_template  = {str(input.create_message_template).lower()}
+message_template_name    = "Alert Instance Template"
+message_template_content = {message_template_content}
+
+# Grafana_Mute_Timing Variables
+create_mute_timing = {str(input.create_mute_timing).lower()}
+mute_timing = {mute_timing}
+
+
+# Grafana_Notification_Policy Variables
+create_notification_policy = {str(input.create_notification_policy).lower()}
+notification_policy_config = {notification_policy_config}
+policies = []
+/* policies = [
+  {policies}
+] */
+    
+    
+    '''
+    
+        return tfvars_file
+    
+    else:
+        
+        
+        tfvars_file = f"""
+# Grafana Connection Variables
+grafana_connection = {grafana_connection}
+
+
+# Grafana_Contact_Point Variables
+create_contact_point = true
+contact_point_name   = "My Contact Point"
+use_email            = {str(input.create_contact_point.use_email).lower()}
+use_slack            = {str(input.create_contact_point.use_slack).lower()}
+email_contact_point = {{
+  addresses               = ["[email protected]", "[email protected]"]
+  message                 = "{{ len .Alerts.Firing }} firing."
+  subject                 = "{subject}"
+  single_email            = true
+  disable_resolve_message = false
+}}
+
+slack_contact_point = {slack_contact_point}
+# Use {{ template "Alert Instance Template" . }} or any other template if you plan \
+# to create one. Otherwise, remove it from the text section of Slack in the above example
+
+
+# Grafana_Message_Template Variables
+create_message_template  = {str(input.create_message_template).lower()}
+message_template_name    = "Alert Instance Template"
+message_template_content = {message_template_content}
+
+
+# Grafana_Mute_Timing Variables
+create_mute_timing = {str(input.create_mute_timing).lower()}
+mute_timing = {mute_timing}
+
+
+# Grafana_Notification_Policy Variables
+create_notification_policy = {str(input.create_notification_policy).lower()}
+notification_policy_config = {notification_policy_config}
+policies = []
+/* policies = [
+  {policies}
+] */
+    
+    
+    """
+        
+    return tfvars_file