Update ELevate patch

SOURCES/leapp-repository-0.16.0-elevate.patch

@@ -188,15 +188,15 @@ index bb89c9f..2b8e7c8 100644
      '--args',
 diff --git a/repos/system_upgrade/common/actors/checkenabledvendorrepos/actor.py b/repos/system_upgrade/common/actors/checkenabledvendorrepos/actor.py
 new file mode 100644
-index 0000000..51d0c25
+index 0000000..5284aec
 --- /dev/null
 +++ b/repos/system_upgrade/common/actors/checkenabledvendorrepos/actor.py
-@@ -0,0 +1,55 @@
+@@ -0,0 +1,53 @@
 +from leapp.actors import Actor
 +from leapp.libraries.stdlib import api
 +from leapp.models import (
 +    RepositoriesFacts,
-+    VendorRepositoriesMapCollection,
++    VendorSourceRepos,
 +    ActiveVendorList,
 +)
 +from leapp.tags import FactsPhaseTag, IPUWorkflowTag
@@ -210,20 +210,18 @@ index 0000000..51d0c25
 +    """
 +
 +    name = "check_enabled_vendor_repos"
-+    consumes = (RepositoriesFacts, VendorRepositoriesMapCollection)
++    consumes = (RepositoriesFacts, VendorSourceRepos)
 +    produces = (ActiveVendorList)
 +    tags = (IPUWorkflowTag, FactsPhaseTag.Before)
 +
 +    def process(self):
 +        vendor_mapping_data = {}
-+        active_vendors = []
++        active_vendors = set()
 +
 +        # Make a dict for easy lookup of repoid -> vendor name.
-+        for map_coll in api.consume(VendorRepositoriesMapCollection):
++        for vendor_src_repodata in api.consume(VendorSourceRepos):
-+            for map in map_coll.maps:
++            for vendor_src_repo in vendor_src_repodata.source_repoids:
-+                for repo in map.repositories:
++                vendor_mapping_data[vendor_src_repo] = vendor_src_repodata.vendor
-+                    # Cut the .csv, keep only the vendor name.
-+                    vendor_mapping_data[repo.from_repoid] = map.file[:-4]
 +
 +        # Is the repo listed in the vendor map as from_repoid present on the system?
 +        for repos in api.consume(RepositoriesFacts):
@@ -240,11 +238,11 @@ index 0000000..51d0c25
 +                                repo.repoid, new_vendor
 +                            )
 +                        )
-+                        active_vendors.append(new_vendor)
++                        active_vendors.add(new_vendor)
 +
 +        if active_vendors:
 +            self.log.debug("Active vendor list: {}".format(active_vendors))
-+            api.produce(ActiveVendorList(data=active_vendors))
++            api.produce(ActiveVendorList(data=list(active_vendors)))
 +        else:
 +            self.log.info("No active vendors found, vendor list not generated")
 diff --git a/repos/system_upgrade/common/actors/commonleappdracutmodules/files/dracut/85sys-upgrade-redhat/do-upgrade.sh b/repos/system_upgrade/common/actors/commonleappdracutmodules/files/dracut/85sys-upgrade-redhat/do-upgrade.sh
@@ -300,7 +298,7 @@ index edf978f..7fea4ec 100644
                  variant_id=data.get('VARIANT_ID', '').strip('"') or None
              )
 diff --git a/repos/system_upgrade/common/actors/peseventsscanner/actor.py b/repos/system_upgrade/common/actors/peseventsscanner/actor.py
-index fadf76b..b86d364 100644
+index fadf76b..7ef2664 100644
 --- a/repos/system_upgrade/common/actors/peseventsscanner/actor.py
 +++ b/repos/system_upgrade/common/actors/peseventsscanner/actor.py
 @@ -1,3 +1,6 @@
@@ -327,7 +325,7 @@ index fadf76b..b86d364 100644
  
  class PesEventsScanner(Actor):
      """
-@@ -32,9 +39,21 @@ class PesEventsScanner(Actor):
+@@ -32,9 +39,22 @@ class PesEventsScanner(Actor):
          RepositoriesMapping,
          RHUIInfo,
          RpmTransactionTasks,
@@ -344,17 +342,55 @@ index fadf76b..b86d364 100644
 +        for vendor_list in self.consume(ActiveVendorList):
 +            active_vendors.extend(vendor_list.data)
 +
++        pes_json_suffix = "_pes.json"
 +        if os.path.isdir(VENDORS_DIR):
-+            vendor_pesfiles = list(filter(lambda vfile: ".json" in vfile, os.listdir(VENDORS_DIR)))
++            vendor_pesfiles = list(filter(lambda vfile: pes_json_suffix in vfile, os.listdir(VENDORS_DIR)))
 +
 +            for pesfile in vendor_pesfiles:
-+                if pesfile[:-5] in active_vendors:
++                if pesfile[:-len(pes_json_suffix)] in active_vendors:
 +                    pes_events_scanner(VENDORS_DIR, pesfile)
 diff --git a/repos/system_upgrade/common/actors/peseventsscanner/libraries/peseventsscanner.py b/repos/system_upgrade/common/actors/peseventsscanner/libraries/peseventsscanner.py
-index 1be2caa..8e5ca07 100644
+index 1be2caa..072de17 100644
 --- a/repos/system_upgrade/common/actors/peseventsscanner/libraries/peseventsscanner.py
 +++ b/repos/system_upgrade/common/actors/peseventsscanner/libraries/peseventsscanner.py
-@@ -324,7 +324,7 @@ def parse_pes_events(json_data):
+@@ -138,19 +138,26 @@ def _get_repositories_mapping(target_pesids):
+     :return: Dictionary with all repositories mapped.
+     """
+ 
+-    repositories_map_msgs = api.consume(RepositoriesMapping)
+-    repositories_map_msg = next(repositories_map_msgs, None)
+-    if list(repositories_map_msgs):
+-        api.current_logger().warning('Unexpectedly received more than one RepositoriesMapping message.')
+-    if not repositories_map_msg:
+-        raise StopActorExecutionError(
+-            'Cannot parse RepositoriesMapping data properly',
+-            details={'Problem': 'Did not receive a message with mapped repositories'}
+-        )
++    composite_mapping = []
++    composite_repos = []
++
++    for repomap_msg in api.consume(RepositoriesMapping):
++        if not repomap_msg:
++            raise StopActorExecutionError(
++                'Cannot parse RepositoriesMapping data properly',
++                details={'Problem': 'Received a blank message with mapped repositories'}
++            )
++        composite_mapping.extend(repomap_msg.mapping)
++        composite_repos.extend(repomap_msg.repositories)
++
++    composite_map_msg = RepositoriesMapping(
++        mapping=composite_mapping,
++        repositories=composite_repos
++    )
+ 
+     rhui_info = next(api.consume(RHUIInfo), RHUIInfo(provider=''))
+ 
+-    repomap = peseventsscanner_repomap.RepoMapDataHandler(repositories_map_msg, cloud_provider=rhui_info.provider)
++    repomap = peseventsscanner_repomap.RepoMapDataHandler(composite_map_msg, cloud_provider=rhui_info.provider)
+     # NOTE: We have to calculate expected target repositories
+     # like in the setuptargetrepos actor. It's planned to handle this in different
+     # way in future...
+@@ -324,7 +331,7 @@ def parse_pes_events(json_data):
      :return: List of Event tuples, where each event contains event type and input/output pkgs
      """
      data = json.loads(json_data)
@@ -507,6 +543,186 @@ index 01f6df3..4ba05f0 100644
  
          self.produce(signed_pkgs)
          self.produce(unsigned_pkgs)
+diff --git a/repos/system_upgrade/common/actors/repositoriesmapping/libraries/repositoriesmapping.py b/repos/system_upgrade/common/actors/repositoriesmapping/libraries/repositoriesmapping.py
+index b2d00f3..e9458c5 100644
+--- a/repos/system_upgrade/common/actors/repositoriesmapping/libraries/repositoriesmapping.py
++++ b/repos/system_upgrade/common/actors/repositoriesmapping/libraries/repositoriesmapping.py
+@@ -1,12 +1,9 @@
+-from collections import defaultdict
+-import json
+ import os
+ 
+-from leapp.exceptions import StopActorExecutionError
+ from leapp.libraries.common.config.version import get_target_major_version, get_source_major_version
+-from leapp.libraries.common.fetch import read_or_fetch
++from leapp.libraries.common.repomaputils import RepoMapData, read_repofile, inhibit_upgrade
+ from leapp.libraries.stdlib import api
+-from leapp.models import RepositoriesMapping, PESIDRepositoryEntry, RepoMapEntry
++from leapp.models import RepositoriesMapping
+ from leapp.models.fields import ModelViolationError
+ 
+ OLD_REPOMAP_FILE = 'repomap.csv'
+@@ -16,144 +13,9 @@ REPOMAP_FILE = 'repomap.json'
+ """The name of the new repository mapping file."""
+ 
+ 
+-class RepoMapData(object):
+-    VERSION_FORMAT = '1.0.0'
+-
+-    def __init__(self):
+-        self.repositories = []
+-        self.mapping = {}
+-
+-    def add_repository(self, data, pesid):
+-        """
+-        Add new PESIDRepositoryEntry with given pesid from the provided dictionary.
+-
+-        :param data: A dict containing the data of the added repository. The dictionary structure corresponds
+-                     to the repositories entries in the repository mapping JSON schema.
+-        :type data: Dict[str, str]
+-        :param pesid: PES id of the repository family that the newly added repository belongs to.
+-        :type pesid: str
+-        """
+-        self.repositories.append(PESIDRepositoryEntry(
+-            repoid=data['repoid'],
+-            channel=data['channel'],
+-            rhui=data.get('rhui', ''),
+-            repo_type=data['repo_type'],
+-            arch=data['arch'],
+-            major_version=data['major_version'],
+-            pesid=pesid
+-        ))
+-
+-    def get_repositories(self, valid_major_versions):
+-        """
+-        Return the list of PESIDRepositoryEntry object matching the specified major versions.
+-        """
+-        return [repo for repo in self.repositories if repo.major_version in valid_major_versions]
+-
+-    def add_mapping(self, source_major_version, target_major_version, source_pesid, target_pesid):
+-        """
+-        Add a new mapping entry that is mapping the source pesid to the destination pesid(s),
+-        relevant in an IPU from the supplied source major version to the supplied target
+-        major version.
+-
+-        :param str source_major_version: Specifies the major version of the source system
+-                                         for which the added mapping applies.
+-        :param str target_major_version: Specifies the major version of the target system
+-                                         for which the added mapping applies.
+-        :param str source_pesid: PESID of the source repository.
+-        :param Union[str|List[str]] target_pesid: A single target PESID or a list of target
+-                                                  PESIDs of the added mapping.
+-        """
+-        # NOTE: it could be more simple, but I prefer to be sure the input data
+-        # contains just one map per source PESID.
+-        key = '{}:{}'.format(source_major_version, target_major_version)
+-        rmap = self.mapping.get(key, defaultdict(set))
+-        self.mapping[key] = rmap
+-        if isinstance(target_pesid, list):
+-            rmap[source_pesid].update(target_pesid)
+-        else:
+-            rmap[source_pesid].add(target_pesid)
+-
+-    def get_mappings(self, src_major_version, dst_major_version):
+-        """
+-        Return the list of RepoMapEntry objects for the specified upgrade path.
+-
+-        IOW, the whole mapping for specified IPU.
+-        """
+-        key = '{}:{}'.format(src_major_version, dst_major_version)
+-        rmap = self.mapping.get(key, None)
+-        if not rmap:
+-            return None
+-        map_list = []
+-        for src_pesid in sorted(rmap.keys()):
+-            map_list.append(RepoMapEntry(source=src_pesid, target=sorted(rmap[src_pesid])))
+-        return map_list
+-
+-    @staticmethod
+-    def load_from_dict(data):
+-        if data['version_format'] != RepoMapData.VERSION_FORMAT:
+-            raise ValueError(
+-                'The obtained repomap data has unsupported version of format.'
+-                ' Get {} required {}'
+-                .format(data['version_format'], RepoMapData.VERSION_FORMAT)
+-            )
+-
+-        repomap = RepoMapData()
+-
+-        # Load reposiories
+-        existing_pesids = set()
+-        for repo_family in data['repositories']:
+-            existing_pesids.add(repo_family['pesid'])
+-            for repo in repo_family['entries']:
+-                repomap.add_repository(repo, repo_family['pesid'])
+-
+-        # Load mappings
+-        for mapping in data['mapping']:
+-            for entry in mapping['entries']:
+-                if not isinstance(entry['target'], list):
+-                    raise ValueError(
+-                        'The target field of a mapping entry is not a list: {}'
+-                        .format(entry)
+-                    )
+-
+-                for pesid in [entry['source']] + entry['target']:
+-                    if pesid not in existing_pesids:
+-                        raise ValueError(
+-                            'The {} pesid is not related to any repository.'
+-                            .format(pesid)
+-                        )
+-                repomap.add_mapping(
+-                    source_major_version=mapping['source_major_version'],
+-                    target_major_version=mapping['target_major_version'],
+-                    source_pesid=entry['source'],
+-                    target_pesid=entry['target'],
+-                )
+-        return repomap
+-
+-
+-def _inhibit_upgrade(msg):
+-    raise StopActorExecutionError(
+-        msg,
+-        details={'hint': ('Read documentation at the following link for more'
+-                          ' information about how to retrieve the valid file:'
+-                          ' https://access.redhat.com/articles/3664871')})
+-
+-
+-def _read_repofile(repofile):
+-    # NOTE: what about catch StopActorExecution error when the file cannot be
+-    # obtained -> then check whether old_repomap file exists and in such a case
+-    # inform user they have to provde the new repomap.json file (we have the
+-    # warning now only which could be potentially overlooked)
+-    try:
+-        return json.loads(read_or_fetch(repofile))
+-    except ValueError:
+-        # The data does not contain a valid json
+-        _inhibit_upgrade('The repository mapping file is invalid: file does not contain a valid JSON object.')
+-    return None  # Avoids inconsistent-return-statements warning
+-
+-
+-def scan_repositories(read_repofile_func=_read_repofile):
++def scan_repositories(read_repofile_func=read_repofile):
+     """
+-    Scan the repository mapping file and produce RepositoriesMap msg.
++    Scan the repository mapping file and produce RepositoriesMapping msg.
+ 
+     See the description of the actor for more details.
+     """
+@@ -185,10 +47,10 @@ def scan_repositories(read_repofile_func=_read_repofile):
+             'the JSON does not match required schema (wrong field type/value): {}'
+             .format(err)
+         )
+-        _inhibit_upgrade(err_message)
++        inhibit_upgrade(err_message)
+     except KeyError as err:
+-        _inhibit_upgrade(
++        inhibit_upgrade(
+             'The repository mapping file is invalid: the JSON is missing a required field: {}'.format(err))
+     except ValueError as err:
+         # The error should contain enough information, so we do not need to clarify it further
+-        _inhibit_upgrade('The repository mapping file is invalid: {}'.format(err))
++        inhibit_upgrade('The repository mapping file is invalid: {}'.format(err))
 diff --git a/repos/system_upgrade/common/actors/repositoriesmapping/tests/unit_test_repositoriesmapping.py b/repos/system_upgrade/common/actors/repositoriesmapping/tests/unit_test_repositoriesmapping.py
 index 3c0b04b..3480432 100644
 --- a/repos/system_upgrade/common/actors/repositoriesmapping/tests/unit_test_repositoriesmapping.py
@@ -871,13 +1087,14 @@ index 0000000..f74de27
 +        )
 diff --git a/repos/system_upgrade/common/actors/vendorrepositoriesmapping/actor.py b/repos/system_upgrade/common/actors/vendorrepositoriesmapping/actor.py
 new file mode 100644
-index 0000000..156d78c
+index 0000000..1325647
 --- /dev/null
 +++ b/repos/system_upgrade/common/actors/vendorrepositoriesmapping/actor.py
-@@ -0,0 +1,22 @@
+@@ -0,0 +1,19 @@
 +from leapp.actors import Actor
-+from leapp.libraries.common.repomaputils import scan_vendor_repomaps, VENDOR_REPOMAP_DIR
++# from leapp.libraries.common.repomaputils import scan_vendor_repomaps, VENDOR_REPOMAP_DIR
-+from leapp.models import VendorRepositoriesMapCollection, RepositoriesMap
++from leapp.libraries.actor.vendorrepositoriesmapping import scan_vendor_repomaps
++from leapp.models import VendorSourceRepos, RepositoriesMapping
 +from leapp.tags import FactsPhaseTag, IPUWorkflowTag
 +
 +
@@ -888,15 +1105,83 @@ index 0000000..156d78c
 +
 +    name = "vendor_repositories_mapping"
 +    consumes = ()
-+    produces = (RepositoriesMap, VendorRepositoriesMapCollection,)
++    produces = (RepositoriesMapping, VendorSourceRepos,)
 +    tags = (IPUWorkflowTag, FactsPhaseTag.Before)
 +
 +    def process(self):
-+        vendor_repomap_collection = scan_vendor_repomaps(VENDOR_REPOMAP_DIR)
++        scan_vendor_repomaps()
-+        if vendor_repomap_collection:
+diff --git a/repos/system_upgrade/common/actors/vendorrepositoriesmapping/libraries/vendorrepositoriesmapping.py b/repos/system_upgrade/common/actors/vendorrepositoriesmapping/libraries/vendorrepositoriesmapping.py
-+            self.produce(vendor_repomap_collection)
+new file mode 100644
-+            for repomap in vendor_repomap_collection.maps:
+index 0000000..204d0dc
-+                self.produce(repomap)
+--- /dev/null
++++ b/repos/system_upgrade/common/actors/vendorrepositoriesmapping/libraries/vendorrepositoriesmapping.py
+@@ -0,0 +1,66 @@
++import os
++
++from leapp.libraries.common.config.version import get_target_major_version, get_source_major_version
++from leapp.libraries.common.repomaputils import RepoMapData, read_repofile, inhibit_upgrade
++from leapp.libraries.stdlib import api
++from leapp.models import VendorSourceRepos, RepositoriesMapping
++from leapp.models.fields import ModelViolationError
++
++
++VENDORS_DIR = "/etc/leapp/files/vendors.d"
++"""The folder containing the vendor repository mapping files."""
++
++
++def read_repomap_file(repomap_file, read_repofile_func, vendor_name):
++    json_data = read_repofile_func(repomap_file, VENDORS_DIR)
++    try:
++        repomap_data = RepoMapData.load_from_dict(json_data)
++
++        api.produce(VendorSourceRepos(
++            vendor=vendor_name,
++            source_repoids=repomap_data.get_version_repoids(get_source_major_version())
++        ))
++
++        mapping = repomap_data.get_mappings(get_source_major_version(), get_target_major_version())
++        valid_major_versions = [get_source_major_version(), get_target_major_version()]
++        api.produce(RepositoriesMapping(
++            mapping=mapping,
++            repositories=repomap_data.get_repositories(valid_major_versions)
++        ))
++    except ModelViolationError as err:
++        err_message = (
++            'The repository mapping file is invalid: '
++            'the JSON does not match required schema (wrong field type/value): {}'
++            .format(err)
++        )
++        inhibit_upgrade(err_message)
++    except KeyError as err:
++        inhibit_upgrade(
++            'The repository mapping file is invalid: the JSON is missing a required field: {}'.format(err))
++    except ValueError as err:
++        # The error should contain enough information, so we do not need to clarify it further
++        inhibit_upgrade('The repository mapping file is invalid: {}'.format(err))
++
++
++def scan_vendor_repomaps(read_repofile_func=read_repofile):
++    """
++    Scan the repository mapping file and produce RepositoriesMapping msg.
++
++    See the description of the actor for more details.
++    """
++
++    map_json_suffix = "_map.json"
++    if os.path.isdir(VENDORS_DIR):
++        vendor_mapfiles = list(filter(lambda vfile: map_json_suffix in vfile, os.listdir(VENDORS_DIR)))
++
++        for mapfile in vendor_mapfiles:
++            read_repomap_file(mapfile, read_repofile_func, mapfile[:-len(map_json_suffix)])
++    else:
++        api.current_logger().debug(
++            "The {} directory doesn't exist. Nothing to do.".format(VENDORS_DIR)
++        )
++    # vendor_repomap_collection = scan_vendor_repomaps(VENDOR_REPOMAP_DIR)
++    # if vendor_repomap_collection:
++    #     self.produce(vendor_repomap_collection)
++    #     for repomap in vendor_repomap_collection.maps:
++    #         self.produce(repomap)
 diff --git a/repos/system_upgrade/common/libraries/config/version.py b/repos/system_upgrade/common/libraries/config/version.py
 index 03f3cd4..783075d 100644
 --- a/repos/system_upgrade/common/libraries/config/version.py
@@ -955,164 +1240,157 @@ index 1c58148..37313b6 100644
              _raise_error(local_path, "File {lp} exists but couldn't be read".format(lp=local_path))
 diff --git a/repos/system_upgrade/common/libraries/repomaputils.py b/repos/system_upgrade/common/libraries/repomaputils.py
 new file mode 100644
-index 0000000..7ca63d2
+index 0000000..5c41620
 --- /dev/null
 +++ b/repos/system_upgrade/common/libraries/repomaputils.py
-@@ -0,0 +1,154 @@
+@@ -0,0 +1,147 @@
-+import os
++import json
-+import io  # Python2/Python3 compatible IO (open etc.)
++from collections import defaultdict
 +
 +from leapp.exceptions import StopActorExecutionError
-+from leapp.libraries.common import config
 +from leapp.libraries.common.fetch import read_or_fetch
-+from leapp.libraries.stdlib import api
++from leapp.models import PESIDRepositoryEntry, RepoMapEntry
-+from leapp.models import RepositoriesMap, RepositoryMap, VendorRepositoriesMapCollection
-+from leapp.models.fields import ModelViolationError
-+
-+REPOMAP_FILE = "repomap.csv"
-+"""Path to the repository mapping file."""
-+BASE_REPOMAP_DIR = "/etc/leapp/files"
-+VENDOR_REPOMAP_DIR = "/etc/leapp/files/vendors.d"
 +
 +
-+def _raise_error(msg, details):
++def inhibit_upgrade(msg):
 +    raise StopActorExecutionError(
 +        msg,
-+        details={
++        details={'hint': ('Read documentation at the following link for more'
-+            "details": details,
++                          ' information about how to retrieve the valid file:'
-+            "hint": (
++                          ' https://access.redhat.com/articles/3664871')})
-+                "Read documentation at the following link for more"
-+                " information about how to retrieve the valid file:"
-+                " https://access.redhat.com/articles/3664871"
-+            ),
-+        },
-+    )
 +
 +
-+def read_local(
++def read_repofile(repofile, directory="/etc/leapp/files"):
-+    filename,
++    # NOTE: what about catch StopActorExecution error when the file cannot be
-+    directory=BASE_REPOMAP_DIR,
++    # obtained -> then check whether old_repomap file exists and in such a case
-+    allow_empty=False,
++    # inform user they have to provde the new repomap.json file (we have the
-+    encoding="utf-8",
++    # warning now only which could be potentially overlooked)
-+):
-+    logger = api.current_logger()
-+    local_path = os.path.join(directory, filename)
 +    try:
-+        with io.open(local_path, encoding=encoding) as f:
++        return json.loads(read_or_fetch(repofile, directory))
-+            data = f.read()
++    except ValueError:
-+            if not allow_empty and not data:
++        # The data does not contain a valid json
-+                _raise_error(
++        inhibit_upgrade('The repository mapping file is invalid: file does not contain a valid JSON object.')
-+                    local_path, "File {} exists but is empty".format(local_path)
++    return None  # Avoids inconsistent-return-statements warning
-+                )
-+            logger.warning(
-+                "File {lp} successfully read ({l} bytes)".format(
-+                    lp=local_path, l=len(data)
-+                )
-+            )
-+            return [line.strip() for line in data.splitlines()]
-+    except EnvironmentError:
-+        _raise_error(
-+            local_path, "File {} exists but couldn't be read".format(local_path)
-+        )
-+    except Exception as e:
-+        raise e
 +
 +
-+def read_or_fetch_repofile(repofile, directory):
++class RepoMapData(object):
-+    contents = read_or_fetch(repofile, directory)
++    VERSION_FORMAT = '1.0.0'
-+    return [line.strip() for line in contents.splitlines()]
 +
++    def __init__(self):
++        self.repositories = []
++        self.mapping = {}
 +
-+def scan_repomaps(repomap_file, repomap_dir, read_repofile_func=read_or_fetch_repofile):
++    def add_repository(self, data, pesid):
 +        """
-+    Scan the repository mapping file and produce RepositoriesMap msg.
++        Add new PESIDRepositoryEntry with given pesid from the provided dictionary.
 +
-+    See the description of the actor for more details.
++        :param data: A dict containing the data of the added repository. The dictionary structure corresponds
++                     to the repositories entries in the repository mapping JSON schema.
++        :type data: Dict[str, str]
++        :param pesid: PES id of the repository family that the newly added repository belongs to.
++        :type pesid: str
 +        """
-+    _exp_src_prod_type = config.get_product_type("source")
++        self.repositories.append(PESIDRepositoryEntry(
-+    _exp_dst_prod_type = config.get_product_type("target")
++            repoid=data['repoid'],
++            channel=data['channel'],
++            rhui=data.get('rhui', ''),
++            repo_type=data['repo_type'],
++            arch=data['arch'],
++            major_version=data['major_version'],
++            pesid=pesid
++        ))
 +
-+    repositories = []
++    def get_repositories(self, valid_major_versions):
-+    line_num = 0
++        """
-+    for line in read_repofile_func(repomap_file, repomap_dir)[1:]:
++        Return the list of PESIDRepositoryEntry object matching the specified major versions.
-+        line_num += 1
++        """
++        return [repo for repo in self.repositories if repo.major_version in valid_major_versions]
 +
-+        api.current_logger().debug("Grabbing line {} of file {}: \"{}\"".format(line_num, repomap_file, line))
++    def get_version_repoids(self, major_version):
++        """
++        Return the list of repository ID strings for repositories matching the specified major version.
++        """
++        return [repo.repoid for repo in self.repositories if repo.major_version == major_version]
 +
-+        # skip empty lines and comments
++    def add_mapping(self, source_major_version, target_major_version, source_pesid, target_pesid):
-+        if not line or line.startswith("#"):
++        """
-+            api.current_logger().debug("Line skipped")
++        Add a new mapping entry that is mapping the source pesid to the destination pesid(s),
-+            continue
++        relevant in an IPU from the supplied source major version to the supplied target
++        major version.
 +
-+        try:
++        :param str source_major_version: Specifies the major version of the source system
-+            (
++                                         for which the added mapping applies.
-+                from_repoid,
++        :param str target_major_version: Specifies the major version of the target system
-+                to_repoid,
++                                         for which the added mapping applies.
-+                to_pes_repo,
++        :param str source_pesid: PESID of the source repository.
-+                from_minor_version,
++        :param Union[str|List[str]] target_pesid: A single target PESID or a list of target
-+                to_minor_version,
++                                                  PESIDs of the added mapping.
-+                arch,
++        """
-+                repo_type,
++        # NOTE: it could be more simple, but I prefer to be sure the input data
-+                src_prod_type,
++        # contains just one map per source PESID.
-+                dst_prod_type,
++        key = '{}:{}'.format(source_major_version, target_major_version)
-+            ) = line.split(",")
++        rmap = self.mapping.get(key, defaultdict(set))
++        self.mapping[key] = rmap
++        if isinstance(target_pesid, list):
++            rmap[source_pesid].update(target_pesid)
++        else:
++            rmap[source_pesid].add(target_pesid)
 +
-+            # filter out records irrelevant for this run
++    def get_mappings(self, src_major_version, dst_major_version):
-+            if (
++        """
-+                arch != api.current_actor().configuration.architecture
++        Return the list of RepoMapEntry objects for the specified upgrade path.
-+                or _exp_src_prod_type != src_prod_type
-+                or _exp_dst_prod_type != dst_prod_type
-+            ):
-+                api.current_logger().debug("Line filtered out")
-+                continue
 +
-+            new_repo_map = RepositoryMap(
++        IOW, the whole mapping for specified IPU.
-+                    from_repoid=from_repoid,
++        """
-+                    to_repoid=to_repoid,
++        key = '{}:{}'.format(src_major_version, dst_major_version)
-+                    to_pes_repo=to_pes_repo,
++        rmap = self.mapping.get(key, None)
-+                    from_minor_version=from_minor_version,
++        if not rmap:
-+                    to_minor_version=to_minor_version,
-+                    arch=arch,
-+                    repo_type=repo_type,
-+                )
-+
-+            api.current_logger().debug("Map added: {}".format(new_repo_map.dump()))
-+            repositories.append(new_repo_map)
-+
-+        except (ModelViolationError, ValueError) as err:
-+            _raise_error(
-+                "The repository mapping file is invalid. It is possible the file is out of date.",
-+                "Offending line number: {} ({}).".format(line_num, err),
-+            )
-+
-+    if not repositories:
-+        _raise_error(
-+            "The repository mapping file is invalid. Could not find any repository mapping record.",
-+            "",
-+        )
-+
-+    return RepositoriesMap(file=repomap_file, repositories=repositories)
-+
-+
-+def scan_vendor_repomaps(repomap_dir):
-+    if not os.path.isdir(repomap_dir):
-+        api.current_logger().debug(
-+            "The {} directory doesn't exist. Nothing to do.".format(repomap_dir)
-+        )
 +            return None
++        map_list = []
++        for src_pesid in sorted(rmap.keys()):
++            map_list.append(RepoMapEntry(source=src_pesid, target=sorted(rmap[src_pesid])))
++        return map_list
 +
-+    vendor_maps = []
++    @staticmethod
-+
++    def load_from_dict(data):
-+    for repomap_name in os.listdir(repomap_dir):
++        if data['version_format'] != RepoMapData.VERSION_FORMAT:
-+        # Only scan the .csv files, those are the maps.
++            raise ValueError(
-+        if not repomap_name.endswith(".csv"):
++                'The obtained repomap data has unsupported version of format.'
-+            continue
++                ' Get {} required {}'
-+        scanned_map = scan_repomaps(
++                .format(data['version_format'], RepoMapData.VERSION_FORMAT)
-+            repomap_name, repomap_dir, read_repofile_func=read_local
 +            )
-+        vendor_maps.append(scanned_map)
 +
-+    return VendorRepositoriesMapCollection(maps=vendor_maps)
++        repomap = RepoMapData()
++
++        # Load reposiories
++        existing_pesids = set()
++        for repo_family in data['repositories']:
++            existing_pesids.add(repo_family['pesid'])
++            for repo in repo_family['entries']:
++                repomap.add_repository(repo, repo_family['pesid'])
++
++        # Load mappings
++        for mapping in data['mapping']:
++            for entry in mapping['entries']:
++                if not isinstance(entry['target'], list):
++                    raise ValueError(
++                        'The target field of a mapping entry is not a list: {}'
++                        .format(entry)
++                    )
++
++                for pesid in [entry['source']] + entry['target']:
++                    if pesid not in existing_pesids:
++                        raise ValueError(
++                            'The {} pesid is not related to any repository.'
++                            .format(pesid)
++                        )
++                repomap.add_mapping(
++                    source_major_version=mapping['source_major_version'],
++                    target_major_version=mapping['target_major_version'],
++                    source_pesid=entry['source'],
++                    target_pesid=entry['target'],
++                )
++        return repomap
 diff --git a/repos/system_upgrade/common/libraries/rhsm.py b/repos/system_upgrade/common/libraries/rhsm.py
 index b7e4b21..dc038bf 100644
 --- a/repos/system_upgrade/common/libraries/rhsm.py
@@ -1140,20 +1418,14 @@ index 0000000..de4056f
 +    topic = VendorTopic
 +    data = fields.List(fields.String())
 diff --git a/repos/system_upgrade/common/models/repositoriesmap.py b/repos/system_upgrade/common/models/repositoriesmap.py
-index c187333..f5f23f4 100644
+index c187333..a068a70 100644
 --- a/repos/system_upgrade/common/models/repositoriesmap.py
 +++ b/repos/system_upgrade/common/models/repositoriesmap.py
-@@ -92,3 +92,10 @@ class RepositoriesMapping(Model):
+@@ -92,3 +92,4 @@ class RepositoriesMapping(Model):
  
      mapping = fields.List(fields.Model(RepoMapEntry), default=[])
      repositories = fields.List(fields.Model(PESIDRepositoryEntry), default=[])
-+    file = fields.String(default="repomap.csv")
 +
-+
-+class VendorRepositoriesMapCollection(Model):
-+    topic = TransactionTopic
-+
-+    maps = fields.List(fields.Model(RepositoriesMapping))
 diff --git a/repos/system_upgrade/common/models/vendorsignatures.py b/repos/system_upgrade/common/models/vendorsignatures.py
 new file mode 100644
 index 0000000..f456aec
@@ -1168,6 +1440,24 @@ index 0000000..f456aec
 +    topic = VendorTopic
 +    vendor = fields.String()
 +    sigs = fields.List(fields.String())
+diff --git a/repos/system_upgrade/common/models/vendorsourcerepos.py b/repos/system_upgrade/common/models/vendorsourcerepos.py
+new file mode 100644
+index 0000000..b7a219b
+--- /dev/null
++++ b/repos/system_upgrade/common/models/vendorsourcerepos.py
+@@ -0,0 +1,12 @@
++from leapp.models import Model, fields
++from leapp.topics import VendorTopic
++
++
++class VendorSourceRepos(Model):
++    """
++    This model contains the data on all source repositories associated with a specific vendor.
++    Its data is used to determine whether the vendor should be included into the upgrade process.
++    """
++    topic = VendorTopic
++    vendor = fields.String()
++    source_repoids = fields.List(fields.String())
 diff --git a/repos/system_upgrade/common/topics/vendortopic.py b/repos/system_upgrade/common/topics/vendortopic.py
 new file mode 100644
 index 0000000..014b7af