Merge pull request #10 from compose-viz/dev-parser

feat: implement full parser

compose_viz/parser.py

@@ -1,9 +1,10 @@
-from typing import List, Optional
+from typing import Dict, List, Optional
 
 from ruamel.yaml import YAML
 
 from compose_viz.compose import Compose, Service
 from compose_viz.extends import Extends
+from compose_viz.volume import Volume, VolumeType
 
 
 class Parser:
@@ -18,25 +19,29 @@ class Parser:
                 yaml_data = yaml.load(f)
             except Exception as e:
                 raise RuntimeError(f"Error parsing file '{file_path}': {e}")
-
         # validate the yaml file
         if not yaml_data:
             raise RuntimeError("Empty yaml file, aborting.")
-
         if not yaml_data.get("services"):
             raise RuntimeError("No services found, aborting.")
 
         # parse services data into Service objects
-        services_data = yaml_data["services"]
+        services = self.parse_service_data(yaml_data["services"])
-        services = []
 
-        for service, service_name in zip(services_data.values(), services_data.keys()):
+        # create Compose object
-            print("name: {}".format(service_name))
+        compose = Compose(services)
+
+        return compose
+
+    def parse_service_data(self, services_yaml_data: Dict[str, dict]) -> List[Service]:
+        services: List[Service] = []
+        for service, service_name in zip(services_yaml_data.values(), services_yaml_data.keys()):
 
             service_image: Optional[str] = None
             if service.get("image"):
                 service_image = service["image"]
-                print("image: {}".format(service_image))
+            elif service.get("build"):
+                service_image = "build from " + service["build"]
 
             service_networks: List[str] = []
             if service.get("networks"):
@@ -44,23 +49,57 @@ class Parser:
                     service_networks = service["networks"]
                 else:
                     service_networks = list(service["networks"].keys())
-                print("networks: {}".format(service_networks))
-
-            service_image: Optional[str] = None
-            if service.get("image"):
-                service_image = service["image"]
-                print("image: {}".format(service_image))
 
             service_extends: Optional[Extends] = None
             if service.get("extends"):
                 service_extends = Extends(service_name=service["extends"]["service"])
-                print("extends: {}".format(service_extends))
+
+            service_ports: List[str] = []
+            if service.get("ports"):
+                service_ports = service["ports"]
+
+            service_depends_on: List[str] = []
+            if service.get("depends_on"):
+                service_depends_on = service["depends_on"]
+
+            service_volumes: List[Volume] = []
+            if service.get("volumes"):
+                for volume_data in service["volumes"]:
+                    if type(volume_data) is dict:
+                        volume_source = volume_data["source"]
+                        volume_target = volume_data["target"]
+                        volume_type = VolumeType[volume_data["type"]]
+                        service_volumes.append(Volume(source=volume_source, target=volume_target, type=volume_type))
+                    elif type(volume_data) is str:
+                        spilt_data = volume_data.split(":", 1)
+                        volume_source = spilt_data[0]
+                        volume_target = spilt_data[1]
+                        service_volumes.append(Volume(source=volume_source, target=volume_target))
+
+            service_links: List[str] = []
+            if service.get("links"):
+                service_links = service["links"]
 
             services.append(
-                Service(name=service_name, image=service_image, networks=service_networks, extends=service_extends)
+                Service(
+                    name=service_name,
+                    image=service_image,
+                    networks=service_networks,
+                    extends=service_extends,
+                    ports=service_ports,
+                    depends_on=service_depends_on,
+                    volumes=service_volumes,
+                    links=service_links,
                 )
+            )
+            # Service print debug
+            # print("--------------------")
+            # print("Service name: {}".format(service_name))
+            # print("image: {}".format(service_image))
+            # print("networks: {}".format(service_networks))
+            # print("image: {}".format(service_image))
+            # print("extends: {}".format(service_extends))
+            # print("ports: {}".format(service_ports))
+            # print("depends: {}".format(service_depends_on))
 
-        # create Compose object
+        return services
-        compose = Compose(services)
-
-        return compose

tests/test_parse_file.py

@@ -309,7 +309,7 @@ from compose_viz.volume import Volume, VolumeType
                     ),
                     Service(
                         name="backend",
-                        image="awesome/backend",
+                        extends=Extends(service_name="frontend"),
                         ports=["8000:5001"],
                     ),
                 ]
@@ -670,10 +670,12 @@ from compose_viz.volume import Volume, VolumeType
                     Service(
                         name="frontend",
                         image="awesome/webapp",
+                        ports=["8000:5000"],
                     ),
                     Service(
                         name="monitoring",
                         image="awesome/monitoring",
+                        ports=["8000:5010"],
                         volumes=[
                             Volume(source="db-data", target="/data"),
                             Volume(
@@ -779,7 +781,7 @@ from compose_viz.volume import Volume, VolumeType
                             ),
                         ],
                         depends_on=["monitoring"],
-                        extends=Extends(service_name="monitoring"),
+                        extends=Extends(service_name="frontend"),
                         ports=["8000:5010"],
                     ),
                 ]