targetuserspacecreator: Refactor gathering of repositories

This patch unifies the collection of repositories.

Signed-off-by: Vinzenz Feenstra <[email protected]>

repos/system_upgrade/common/actors/targetuserspacecreator/libraries/repoinfo.py

@@ -0,0 +1,97 @@
+from collections import defaultdict
+
+from leapp.libraries.common import repofileutils
+from leapp.libraries.stdlib import api
+from leapp.models import TargetRepositories
+
+DEFAULT_RHSM_REPOFILE = '/etc/yum.repos.d/redhat.repo'
+
+REPO_KIND_RHUI = 'rhui'
+REPO_KIND_RHSM = 'rhsm'
+REPO_KIND_CUSTOM = 'custom'
+
+
+class _RequestedRepos:
+    def __init__(self):
+        self.rhel_repos = set()
+        self.custom_repos = set()
+
+    @property
+    def combined(self):
+        return self.rhel_repos | self.custom_repos
+
+
+def _get_requested_repos():
+    """
+    Get the list of requested target repositories.
+    """
+    result = _RequestedRepos()
+    for msg in api.consume(TargetRepositories):
+        result.rhel_repos.update({r.repoid for r in msg.rhel_repos})
+        result.custom_repos.update({r.repoid for r in msg.custom_repos})
+    return result
+
+
+class RepositoryInformation:
+    def __init__(self, context, cloud_repo=None):
+        self.repos = []
+        self.rfiles = []
+        self.mapped = defaultdict(list)
+        self.repo_type_map = defaultdict(set)
+        self.target_repo_ids = _get_requested_repos()
+        self._load_repofiles(context=context, cloud_repo=cloud_repo)
+
+    def _load_repofiles(self, context, cloud_repo=None):
+        for rfile in repofileutils.get_parsed_repofiles(
+                context=context,
+                kind_resolve=resolve_repo_file_kind(cloud_repo)):
+            self.add_file(rfile)
+
+    @property
+    def rhsm_repoids(self):
+        return self.repo_type_map[REPO_KIND_RHSM]
+
+    @property
+    def rhui_repoids(self):
+        return self.repo_type_map[REPO_KIND_RHUI]
+
+    @property
+    def rhel_repoids(self):
+        return self.rhsm_repoids | self.rhui_repoids
+
+    @property
+    def custom_repoids(self):
+        return self.repo_type_map[REPO_KIND_CUSTOM]
+
+    @property
+    def missing_custom_repoids(self):
+        return self.target_repo_ids.custom_repos - self.custom_repoids
+
+    @property
+    def target_repoids(self):
+        return (self.target_repo_ids.custom_repos & self.custom_repoids) | (
+            self.target_repo_ids.rhel_repos & self.rhel_repoids)
+
+    def add_file(self, rfile):
+        self.rfiles.append(rfile)
+        for repo in rfile.data:
+            self.add(repo)
+
+    def add(self, repo):
+        self.repos.append(repo)
+        self.mapped[repo.repoid].append(repo)
+        self.repo_type_map[repo.kind].add(repo.repoid)
+
+    @property
+    def duplicated_repoids(self):
+        return {k: v for k, v in self.mapped.items() if len(v) > 1}
+
+
+def resolve_repo_file_kind(cloud_repo):
+    def resolver(path):
+        if path == DEFAULT_RHSM_REPOFILE:
+            return REPO_KIND_RHSM
+        if cloud_repo and path == cloud_repo:
+            return REPO_KIND_RHUI
+        return REPO_KIND_CUSTOM
+    return resolver

repos/system_upgrade/common/actors/targetuserspacecreator/libraries/repos.py

@@ -0,0 +1,34 @@
+import os
+
+from leapp.libraries.actor.repoinfo import RepositoryInformation
+from leapp.libraries.common import rhsm, rhui
+
+
+def _install_custom_repofiles(context, custom_repofiles):
+    """
+    Install the required custom repository files into the container.
+
+    The repository files are copied from the host into the /etc/yum.repos.d
+    directory into the container.
+
+    :param context: the container where the repofiles should be copied
+    :type context: mounting.IsolatedActions class
+    :param custom_repofiles: list of custom repo files
+    :type custom_repofiles: List(CustomTargetRepositoryFile)
+    """
+    for rfile in custom_repofiles:
+        _dst_path = os.path.join('/etc/yum.repos.d', os.path.basename(rfile.file))
+        context.copy_to(rfile.file, _dst_path)
+
+
+def prepare_repository_collection(context, indata, prod_cert_path):
+    rhsm.set_container_mode(context)
+    rhsm.switch_certificate(context, indata.rhsm_info, prod_cert_path)
+    if indata.rhui_info:
+        rhui.copy_rhui_data(context, indata.rhui_info.provider)
+    _install_custom_repofiles(context, indata.custom_repofiles)
+
+
+def collect_repositories(context, cloud_repo=None):
+    info = RepositoryInformation(context, cloud_repo)
+    return info