conf-copy implemented

kiwi_scp/_constants.py

@@ -1,9 +1,5 @@
 import os
 
-RESERVED_PROJECT_NAMES = [
-    'config'
-]
-
 #############
 # REGEX PARTS
 
@@ -40,6 +36,11 @@ CONF_DIRECTORY_NAME = 'config'
 # location for auxiliary Dockerfiles
 IMAGES_DIRECTORY_NAME = f"{KIWI_ROOT}/data/images"
 
+# prohibited project names
+RESERVED_PROJECT_NAMES = [
+    CONFIG_DIRECTORY_NAME,
+]
+
 ####################
 # DOCKER IMAGE NAMES
 

kiwi_scp/commands/cmd_update.py

@@ -53,15 +53,12 @@ class UpdateCommand(KiwiCommand):
             ):
                 return
 
-        # services.copy_configs()
-        # return
-
         ctx = get_current_context()
         assert isinstance(BuildCommand, click.Command)
         ctx.forward(BuildCommand)
         assert isinstance(PullCommand, click.Command)
         ctx.forward(PullCommand)
-        # TODO conf-copy
+        services.copy_configs()
         assert isinstance(DownCommand, click.Command)
         ctx.forward(DownCommand)
         assert isinstance(UpCommand, click.Command)

kiwi_scp/instance.py

@@ -3,7 +3,7 @@ from typing import Generator, Dict, Sequence
 
 import attr
 
-from ._constants import KIWI_CONF_NAME
+from ._constants import KIWI_CONF_NAME, CONFIG_DIRECTORY_NAME
 from .config import KiwiConfig
 from .project import Project
 
@@ -22,6 +22,14 @@ class Instance:
         with open(self.directory.joinpath(KIWI_CONF_NAME), "w") as file:
             config.dump_kiwi_yml(file)
 
+    @property
+    def config_directory(self):
+        return self.directory.joinpath(CONFIG_DIRECTORY_NAME)
+
+    @property
+    def storage_config_directory(self):
+        return self.config.storage.directory.joinpath(CONFIG_DIRECTORY_NAME)
+
     @property
     def projects(self) -> Generator[Project, None, None]:
         for project in self.config.projects:

kiwi_scp/project.py

@@ -5,7 +5,7 @@ from typing import TYPE_CHECKING, Optional, Dict, Any
 import attr
 from ruamel.yaml import CommentedMap
 
-from ._constants import COMPOSE_FILE_NAME, CONF_DIRECTORY_NAME
+from ._constants import COMPOSE_FILE_NAME, CONFIG_DIRECTORY_NAME
 from .config import ProjectConfig
 from .service import Service
 from .services import Services
@@ -40,7 +40,7 @@ class Project:
         project_name: str = self.name
         kiwi_hub_name: str = self.parent_instance.config.network.name
         target_root_dir: Path = self.parent_instance.config.storage.directory
-        conf_dir: Path = target_root_dir.joinpath(CONF_DIRECTORY_NAME)
+        conf_dir: Path = target_root_dir.joinpath(CONFIG_DIRECTORY_NAME)
         target_dir: Path = target_root_dir.joinpath(project_name)
 
         result: Dict[str, Any] = {

kiwi_scp/rootkit.py

@@ -2,7 +2,7 @@ import functools
 import logging
 import subprocess
 from pathlib import Path
-from typing import Optional, TypeVar, Union, List
+from typing import Optional, TypeVar, Union, Sequence, Any
 
 import attr
 
@@ -11,18 +11,7 @@ from .executable import DOCKER_EXE
 
 _logger = logging.getLogger(__name__)
 
-PSL = TypeVar("PSL", Union[Path, str], List[Union[Path, str]])
-
-
-def prefix_path(path: PSL, prefix: Path = Path("/mnt")) -> PSL:
-    if isinstance(path, Path):
-        return prefix.joinpath(path.absolute())
-
-    if isinstance(path, str):
-        return prefix_path(Path(path), prefix)
-
-    elif isinstance(path, list):
-        return [prefix_path(prefix, p) for p in path]
+ROOTKIT_PREFIX = Path("/mnt")
 
 
 @attr.s
@@ -68,11 +57,38 @@ class Rootkit:
                 ], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
 
     def run(self, process_args, **kwargs) -> Optional[subprocess.CompletedProcess]:
+        any_sequence = TypeVar("any_sequence", Union[str, Path, Any], Sequence[Union[str, Path, Any]])
+
+        def parse_args(argument: any_sequence) -> any_sequence:
+            if isinstance(argument, str):
+                return argument
+
+            elif isinstance(argument, Path):
+                if argument.is_absolute():
+                    argument = argument.relative_to("/")
+
+                return str(ROOTKIT_PREFIX.joinpath(argument))
+
+            elif not isinstance(argument, Sequence):
+                return str(argument)
+
+            else:
+                parsed = [parse_args(path) for path in argument]
+
+                flat = []
+                for item in parsed:
+                    if not isinstance(item, list):
+                        flat.append(item)
+                    else:
+                        flat.extend(item)
+
+                return flat
+
         self.__build_image()
         return DOCKER_EXE.run([
-            'run', '--rm',
-            '-v', '/:/mnt',
-            '-u', 'root',
+            "run", "--rm",
+            "-v", f"/:{ROOTKIT_PREFIX!s}",
+            "-u", "root",
             Rootkit.__image_name(self.image_tag),
-            *process_args
+            *parse_args(process_args)
         ], **kwargs)

kiwi_scp/service.py

@@ -25,10 +25,6 @@ class Service:
 
     _RE_CONFIGDIR = re.compile(r"^\s*\$(?:CONFIGDIR|{CONFIGDIR})/+(.*)$", flags=re.UNICODE)
 
-    @property
-    def parent_instance(self) -> "Instance":
-        return self.parent_project.parent_instance
-
     @property
     def configs(self) -> Generator[Path, None, None]:
         if "volumes" not in self.content:

kiwi_scp/services.py

@@ -1,12 +1,14 @@
+import subprocess
 from pathlib import Path
-from typing import List, Generator, Optional, TYPE_CHECKING
+from typing import List, Generator, Optional, TYPE_CHECKING, TypeVar, Union
 
 import attr
 
+from .rootkit import Rootkit
 from .yaml import YAML
 
 if TYPE_CHECKING:
-    from .instance import Instance
+    from .project import Project
     from .service import Service
 
 
@@ -19,33 +21,60 @@ class Services:
             "services": {
                 service.name: service.content
                 for service in self.content
-            }
+            },
+            "configs": [
+                str(config)
+                for config in self.configs
+            ],
         }).strip()
 
     def __bool__(self) -> bool:
         return bool(self.content)
 
     @property
-    def parent_instance(self) -> Optional["Instance"]:
+    def parent_project(self) -> Optional["Project"]:
         if not self:
             return
 
-        return self.content[0].parent_instance
+        return self.content[0].parent_project
 
     @property
     def configs(self) -> Generator[Path, None, None]:
         for service in self.content:
             yield from service.configs
 
-    # def copy_configs(self) -> None:
-    #     instance = self.parent_instance
-    #
-    #     if instance is None:
-    #         return
-    #
-    #     print(list(self.configs))
-    #
-    #     # Rootkit("rsync").
+    def copy_configs(self) -> None:
+        path_str_list = TypeVar("path_str_list", Union[Path, str], List[Union[Path, str]])
+
+        def prefix_path(path: path_str_list, prefix: Path) -> path_str_list:
+            if isinstance(path, Path):
+                return prefix.absolute().joinpath(path)
+
+            elif isinstance(path, str):
+                return prefix_path(Path(path), prefix)
+
+            elif isinstance(path, list):
+                return [prefix_path(p, prefix) for p in path]
+
+        project = self.parent_project
+
+        if project is None:
+            return
+
+        instance = project.parent_instance
+        cfgs = list(self.configs)
+
+        local_cfgs = prefix_path(cfgs, instance.config_directory)
+        storage_cfgs = prefix_path(cfgs, instance.storage_config_directory)
+        storage_dirs = [path.parent for path in storage_cfgs]
+
+        Rootkit("rsync").run([
+            "mkdir", "-p", storage_dirs
+        ], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
+
+        Rootkit("rsync").run([
+            "rsync", "-rpt", list(zip(local_cfgs, storage_cfgs))
+        ], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
 
     @property
     def names(self) -> Generator[str, None, None]: