swh:1:snp:eb70f1f85391e4b077c211bec36af0061c4bf937
Tip revision: 5eec9744881eb90101a05fef8512ae8187aadb56 authored by Jenkins for Software Heritage on 17 June 2020, 14:26:27 UTC
Updated backport on buster-swh from debian/0.5.0-1_swh1 (unstable-swh)
Updated backport on buster-swh from debian/0.5.0-1_swh1 (unstable-swh)
Tip revision: 5eec974
interface.py
# Copyright (C) 2015-2020 The Software Heritage developers
# See the AUTHORS file at the top-level directory of this distribution
# License: GNU General Public License version 3, or any later version
# See top-level LICENSE file for more information
import datetime
from typing import Any, Dict, Iterable, List, Optional
from swh.core.api import remote_api_endpoint
from swh.model.model import (
Content,
Directory,
Origin,
OriginVisit,
OriginVisitStatus,
Revision,
Release,
Snapshot,
SkippedContent,
)
def deprecated(f):
f.deprecated_endpoint = True
return f
class StorageInterface:
@remote_api_endpoint("check_config")
def check_config(self, *, check_write):
"""Check that the storage is configured and ready to go."""
...
@remote_api_endpoint("content/add")
def content_add(self, content: Iterable[Content]) -> Dict:
"""Add content blobs to the storage
Args:
contents (iterable): iterable of dictionaries representing
individual pieces of content to add. Each dictionary has the
following keys:
- data (bytes): the actual content
- length (int): content length
- one key for each checksum algorithm in
:data:`swh.model.hashutil.ALGORITHMS`, mapped to the
corresponding checksum
- status (str): one of visible, hidden
Raises:
The following exceptions can occur:
- HashCollision in case of collision
- Any other exceptions raise by the db
In case of errors, some of the content may have been stored in
the DB and in the objstorage.
Since additions to both idempotent, that should not be a problem.
Returns:
Summary dict with the following keys and associated values:
content:add: New contents added
content:add:bytes: Sum of the contents' length data
"""
...
@remote_api_endpoint("content/update")
def content_update(self, content, keys=[]):
"""Update content blobs to the storage. Does nothing for unknown
contents or skipped ones.
Args:
content (iterable): iterable of dictionaries representing
individual pieces of content to update. Each dictionary has the
following keys:
- data (bytes): the actual content
- length (int): content length (default: -1)
- one key for each checksum algorithm in
:data:`swh.model.hashutil.ALGORITHMS`, mapped to the
corresponding checksum
- status (str): one of visible, hidden, absent
keys (list): List of keys (str) whose values needs an update, e.g.,
new hash column
"""
...
@remote_api_endpoint("content/add_metadata")
def content_add_metadata(self, content: Iterable[Content]) -> Dict:
"""Add content metadata to the storage (like `content_add`, but
without inserting to the objstorage).
Args:
content (iterable): iterable of dictionaries representing
individual pieces of content to add. Each dictionary has the
following keys:
- length (int): content length (default: -1)
- one key for each checksum algorithm in
:data:`swh.model.hashutil.ALGORITHMS`, mapped to the
corresponding checksum
- status (str): one of visible, hidden, absent
- reason (str): if status = absent, the reason why
- origin (int): if status = absent, the origin we saw the
content in
- ctime (datetime): time of insertion in the archive
Returns:
Summary dict with the following key and associated values:
content:add: New contents added
skipped_content:add: New skipped contents (no data) added
"""
...
@remote_api_endpoint("content/data")
def content_get(self, content):
"""Retrieve in bulk contents and their data.
This generator yields exactly as many items than provided sha1
identifiers, but callers should not assume this will always be true.
It may also yield `None` values in case an object was not found.
Args:
content: iterables of sha1
Yields:
Dict[str, bytes]: Generates streams of contents as dict with their
raw data:
- sha1 (bytes): content id
- data (bytes): content's raw data
Raises:
ValueError in case of too much contents are required.
cf. BULK_BLOCK_CONTENT_LEN_MAX
"""
...
@deprecated
@remote_api_endpoint("content/range")
def content_get_range(self, start, end, limit=1000):
"""Retrieve contents within range [start, end] bound by limit.
Note that this function may return more than one blob per hash. The
limit is enforced with multiplicity (ie. two blobs with the same hash
will count twice toward the limit).
Args:
**start** (bytes): Starting identifier range (expected smaller
than end)
**end** (bytes): Ending identifier range (expected larger
than start)
**limit** (int): Limit result (default to 1000)
Returns:
a dict with keys:
- contents [dict]: iterable of contents in between the range.
- next (bytes): There remains content in the range
starting from this next sha1
"""
...
@remote_api_endpoint("content/partition")
def content_get_partition(
self,
partition_id: int,
nb_partitions: int,
limit: int = 1000,
page_token: str = None,
):
"""Splits contents into nb_partitions, and returns one of these based on
partition_id (which must be in [0, nb_partitions-1])
There is no guarantee on how the partitioning is done, or the
result order.
Args:
partition_id (int): index of the partition to fetch
nb_partitions (int): total number of partitions to split into
limit (int): Limit result (default to 1000)
page_token (Optional[str]): opaque token used for pagination.
Returns:
a dict with keys:
- contents (List[dict]): iterable of contents in the partition.
- **next_page_token** (Optional[str]): opaque token to be used as
`page_token` for retrieving the next page. if absent, there is
no more pages to gather.
"""
...
@remote_api_endpoint("content/metadata")
def content_get_metadata(self, contents: List[bytes]) -> Dict[bytes, List[Dict]]:
"""Retrieve content metadata in bulk
Args:
content: iterable of content identifiers (sha1)
Returns:
a dict with keys the content's sha1 and the associated value
either the existing content's metadata or None if the content does
not exist.
"""
...
@remote_api_endpoint("content/missing")
def content_missing(self, content, key_hash="sha1"):
"""List content missing from storage
Args:
content ([dict]): iterable of dictionaries whose keys are
either 'length' or an item of
:data:`swh.model.hashutil.ALGORITHMS`;
mapped to the corresponding checksum
(or length).
key_hash (str): name of the column to use as hash id
result (default: 'sha1')
Returns:
iterable ([bytes]): missing content ids (as per the
key_hash column)
Raises:
TODO: an exception when we get a hash collision.
"""
...
@remote_api_endpoint("content/missing/sha1")
def content_missing_per_sha1(self, contents):
"""List content missing from storage based only on sha1.
Args:
contents: Iterable of sha1 to check for absence.
Returns:
iterable: missing ids
Raises:
TODO: an exception when we get a hash collision.
"""
...
@remote_api_endpoint("content/missing/sha1_git")
def content_missing_per_sha1_git(self, contents):
"""List content missing from storage based only on sha1_git.
Args:
contents (Iterable): An iterable of content id (sha1_git)
Yields:
missing contents sha1_git
"""
...
@remote_api_endpoint("content/present")
def content_find(self, content):
"""Find a content hash in db.
Args:
content: a dictionary representing one content hash, mapping
checksum algorithm names (see swh.model.hashutil.ALGORITHMS) to
checksum values
Returns:
a triplet (sha1, sha1_git, sha256) if the content exist
or None otherwise.
Raises:
ValueError: in case the key of the dictionary is not sha1, sha1_git
nor sha256.
"""
...
@remote_api_endpoint("content/get_random")
def content_get_random(self):
"""Finds a random content id.
Returns:
a sha1_git
"""
...
@remote_api_endpoint("content/skipped/add")
def skipped_content_add(self, content: Iterable[SkippedContent]) -> Dict:
"""Add contents to the skipped_content list, which contains
(partial) information about content missing from the archive.
Args:
contents (iterable): iterable of dictionaries representing
individual pieces of content to add. Each dictionary has the
following keys:
- length (Optional[int]): content length (default: -1)
- one key for each checksum algorithm in
:data:`swh.model.hashutil.ALGORITHMS`, mapped to the
corresponding checksum; each is optional
- status (str): must be "absent"
- reason (str): the reason why the content is absent
- origin (int): if status = absent, the origin we saw the
content in
Raises:
The following exceptions can occur:
- HashCollision in case of collision
- Any other exceptions raise by the backend
In case of errors, some content may have been stored in
the DB and in the objstorage.
Since additions to both idempotent, that should not be a problem.
Returns:
Summary dict with the following key and associated values:
skipped_content:add: New skipped contents (no data) added
"""
...
@remote_api_endpoint("content/skipped/missing")
def skipped_content_missing(self, contents):
"""List skipped_content missing from storage
Args:
content: iterable of dictionaries containing the data for each
checksum algorithm.
Returns:
iterable: missing signatures
"""
...
@remote_api_endpoint("directory/add")
def directory_add(self, directories: Iterable[Directory]) -> Dict:
"""Add directories to the storage
Args:
directories (iterable): iterable of dictionaries representing the
individual directories to add. Each dict has the following
keys:
- id (sha1_git): the id of the directory to add
- entries (list): list of dicts for each entry in the
directory. Each dict has the following keys:
- name (bytes)
- type (one of 'file', 'dir', 'rev'): type of the
directory entry (file, directory, revision)
- target (sha1_git): id of the object pointed at by the
directory entry
- perms (int): entry permissions
Returns:
Summary dict of keys with associated count as values:
directory:add: Number of directories actually added
"""
...
@remote_api_endpoint("directory/missing")
def directory_missing(self, directories):
"""List directories missing from storage
Args:
directories (iterable): an iterable of directory ids
Yields:
missing directory ids
"""
...
@remote_api_endpoint("directory/ls")
def directory_ls(self, directory, recursive=False):
"""Get entries for one directory.
Args:
- directory: the directory to list entries from.
- recursive: if flag on, this list recursively from this directory.
Returns:
List of entries for such directory.
If `recursive=True`, names in the path of a dir/file not at the
root are concatenated with a slash (`/`).
"""
...
@remote_api_endpoint("directory/path")
def directory_entry_get_by_path(self, directory, paths):
"""Get the directory entry (either file or dir) from directory with path.
Args:
- directory: sha1 of the top level directory
- paths: path to lookup from the top level directory. From left
(top) to right (bottom).
Returns:
The corresponding directory entry if found, None otherwise.
"""
...
@remote_api_endpoint("directory/get_random")
def directory_get_random(self):
"""Finds a random directory id.
Returns:
a sha1_git
"""
...
@remote_api_endpoint("revision/add")
def revision_add(self, revisions: Iterable[Revision]) -> Dict:
"""Add revisions to the storage
Args:
revisions (Iterable[dict]): iterable of dictionaries representing
the individual revisions to add. Each dict has the following
keys:
- **id** (:class:`sha1_git`): id of the revision to add
- **date** (:class:`dict`): date the revision was written
- **committer_date** (:class:`dict`): date the revision got
added to the origin
- **type** (one of 'git', 'tar'): type of the
revision added
- **directory** (:class:`sha1_git`): the directory the
revision points at
- **message** (:class:`bytes`): the message associated with
the revision
- **author** (:class:`Dict[str, bytes]`): dictionary with
keys: name, fullname, email
- **committer** (:class:`Dict[str, bytes]`): dictionary with
keys: name, fullname, email
- **metadata** (:class:`jsonb`): extra information as
dictionary
- **synthetic** (:class:`bool`): revision's nature (tarball,
directory creates synthetic revision`)
- **parents** (:class:`list[sha1_git]`): the parents of
this revision
date dictionaries have the form defined in :mod:`swh.model`.
Returns:
Summary dict of keys with associated count as values
revision:add: New objects actually stored in db
"""
...
@remote_api_endpoint("revision/missing")
def revision_missing(self, revisions):
"""List revisions missing from storage
Args:
revisions (iterable): revision ids
Yields:
missing revision ids
"""
...
@remote_api_endpoint("revision")
def revision_get(self, revisions):
"""Get all revisions from storage
Args:
revisions: an iterable of revision ids
Returns:
iterable: an iterable of revisions as dictionaries (or None if the
revision doesn't exist)
"""
...
@remote_api_endpoint("revision/log")
def revision_log(self, revisions, limit=None):
"""Fetch revision entry from the given root revisions.
Args:
revisions: array of root revision to lookup
limit: limitation on the output result. Default to None.
Yields:
List of revision log from such revisions root.
"""
...
@remote_api_endpoint("revision/shortlog")
def revision_shortlog(self, revisions, limit=None):
"""Fetch the shortlog for the given revisions
Args:
revisions: list of root revisions to lookup
limit: depth limitation for the output
Yields:
a list of (id, parents) tuples.
"""
...
@remote_api_endpoint("revision/get_random")
def revision_get_random(self):
"""Finds a random revision id.
Returns:
a sha1_git
"""
...
@remote_api_endpoint("release/add")
def release_add(self, releases: Iterable[Release]) -> Dict:
"""Add releases to the storage
Args:
releases (Iterable[dict]): iterable of dictionaries representing
the individual releases to add. Each dict has the following
keys:
- **id** (:class:`sha1_git`): id of the release to add
- **revision** (:class:`sha1_git`): id of the revision the
release points to
- **date** (:class:`dict`): the date the release was made
- **name** (:class:`bytes`): the name of the release
- **comment** (:class:`bytes`): the comment associated with
the release
- **author** (:class:`Dict[str, bytes]`): dictionary with
keys: name, fullname, email
the date dictionary has the form defined in :mod:`swh.model`.
Returns:
Summary dict of keys with associated count as values
release:add: New objects contents actually stored in db
"""
...
@remote_api_endpoint("release/missing")
def release_missing(self, releases):
"""List releases missing from storage
Args:
releases: an iterable of release ids
Returns:
a list of missing release ids
"""
...
@remote_api_endpoint("release")
def release_get(self, releases):
"""Given a list of sha1, return the releases's information
Args:
releases: list of sha1s
Yields:
dicts with the same keys as those given to `release_add`
(or ``None`` if a release does not exist)
"""
...
@remote_api_endpoint("release/get_random")
def release_get_random(self):
"""Finds a random release id.
Returns:
a sha1_git
"""
...
@remote_api_endpoint("snapshot/add")
def snapshot_add(self, snapshots: Iterable[Snapshot]) -> Dict:
"""Add snapshots to the storage.
Args:
snapshot ([dict]): the snapshots to add, containing the
following keys:
- **id** (:class:`bytes`): id of the snapshot
- **branches** (:class:`dict`): branches the snapshot contains,
mapping the branch name (:class:`bytes`) to the branch target,
itself a :class:`dict` (or ``None`` if the branch points to an
unknown object)
- **target_type** (:class:`str`): one of ``content``,
``directory``, ``revision``, ``release``,
``snapshot``, ``alias``
- **target** (:class:`bytes`): identifier of the target
(currently a ``sha1_git`` for all object kinds, or the name
of the target branch for aliases)
Raises:
ValueError: if the origin or visit id does not exist.
Returns:
Summary dict of keys with associated count as values
snapshot:add: Count of object actually stored in db
"""
...
@remote_api_endpoint("snapshot/missing")
def snapshot_missing(self, snapshots):
"""List snapshots missing from storage
Args:
snapshots (iterable): an iterable of snapshot ids
Yields:
missing snapshot ids
"""
...
@remote_api_endpoint("snapshot")
def snapshot_get(self, snapshot_id):
"""Get the content, possibly partial, of a snapshot with the given id
The branches of the snapshot are iterated in the lexicographical
order of their names.
.. warning:: At most 1000 branches contained in the snapshot will be
returned for performance reasons. In order to browse the whole
set of branches, the method :meth:`snapshot_get_branches`
should be used instead.
Args:
snapshot_id (bytes): identifier of the snapshot
Returns:
dict: a dict with three keys:
* **id**: identifier of the snapshot
* **branches**: a dict of branches contained in the snapshot
whose keys are the branches' names.
* **next_branch**: the name of the first branch not returned
or :const:`None` if the snapshot has less than 1000
branches.
"""
...
@remote_api_endpoint("snapshot/by_origin_visit")
def snapshot_get_by_origin_visit(self, origin, visit):
"""Get the content, possibly partial, of a snapshot for the given origin visit
The branches of the snapshot are iterated in the lexicographical
order of their names.
.. warning:: At most 1000 branches contained in the snapshot will be
returned for performance reasons. In order to browse the whole
set of branches, the method :meth:`snapshot_get_branches`
should be used instead.
Args:
origin (int): the origin identifier
visit (int): the visit identifier
Returns:
dict: None if the snapshot does not exist;
a dict with three keys otherwise:
* **id**: identifier of the snapshot
* **branches**: a dict of branches contained in the snapshot
whose keys are the branches' names.
* **next_branch**: the name of the first branch not returned
or :const:`None` if the snapshot has less than 1000
branches.
"""
...
@remote_api_endpoint("snapshot/latest")
def snapshot_get_latest(self, origin, allowed_statuses=None):
"""Get the content, possibly partial, of the latest snapshot for the
given origin, optionally only from visits that have one of the given
allowed_statuses
The branches of the snapshot are iterated in the lexicographical
order of their names.
.. warning:: At most 1000 branches contained in the snapshot will be
returned for performance reasons. In order to browse the whole
set of branches, the method :meth:`snapshot_get_branches`
should be used instead.
Args:
origin (str): the origin's URL
allowed_statuses (list of str): list of visit statuses considered
to find the latest snapshot for the visit. For instance,
``allowed_statuses=['full']`` will only consider visits that
have successfully run to completion.
Returns:
dict: a dict with three keys:
* **id**: identifier of the snapshot
* **branches**: a dict of branches contained in the snapshot
whose keys are the branches' names.
* **next_branch**: the name of the first branch not returned
or :const:`None` if the snapshot has less than 1000
branches.
"""
...
@remote_api_endpoint("snapshot/count_branches")
def snapshot_count_branches(self, snapshot_id):
"""Count the number of branches in the snapshot with the given id
Args:
snapshot_id (bytes): identifier of the snapshot
Returns:
dict: A dict whose keys are the target types of branches and
values their corresponding amount
"""
...
@remote_api_endpoint("snapshot/get_branches")
def snapshot_get_branches(
self, snapshot_id, branches_from=b"", branches_count=1000, target_types=None
):
"""Get the content, possibly partial, of a snapshot with the given id
The branches of the snapshot are iterated in the lexicographical
order of their names.
Args:
snapshot_id (bytes): identifier of the snapshot
branches_from (bytes): optional parameter used to skip branches
whose name is lesser than it before returning them
branches_count (int): optional parameter used to restrain
the amount of returned branches
target_types (list): optional parameter used to filter the
target types of branch to return (possible values that can be
contained in that list are `'content', 'directory',
'revision', 'release', 'snapshot', 'alias'`)
Returns:
dict: None if the snapshot does not exist;
a dict with three keys otherwise:
* **id**: identifier of the snapshot
* **branches**: a dict of branches contained in the snapshot
whose keys are the branches' names.
* **next_branch**: the name of the first branch not returned
or :const:`None` if the snapshot has less than
`branches_count` branches after `branches_from` included.
"""
...
@remote_api_endpoint("snapshot/get_random")
def snapshot_get_random(self):
"""Finds a random snapshot id.
Returns:
a sha1_git
"""
...
@remote_api_endpoint("origin/visit/add")
def origin_visit_add(self, visits: Iterable[OriginVisit]) -> Iterable[OriginVisit]:
"""Add visits to storage. If the visits have no id, they will be created and assigned
one. The resulted visits are visits with their visit id set.
Args:
visits: Iterable of OriginVisit objects to add
Raises:
StorageArgumentException if some origin visit reference unknown origins
Returns:
Iterable[OriginVisit] stored
"""
...
@remote_api_endpoint("origin/visit_status/add")
def origin_visit_status_add(
self, visit_statuses: Iterable[OriginVisitStatus],
) -> None:
"""Add origin visit statuses.
Args:
visit_statuses: origin visit statuses to add
Raises: StorageArgumentException if the origin of the visit status is unknown
"""
...
@remote_api_endpoint("origin/visit/get")
def origin_visit_get(
self, origin: str, last_visit: Optional[int] = None, limit: Optional[int] = None
) -> Iterable[Dict[str, Any]]:
"""Retrieve all the origin's visit's information.
Args:
origin: The visited origin
last_visit: Starting point from which listing the next visits
Default to None
limit: Number of results to return from the last visit.
Default to None
Yields:
List of visits.
"""
...
@remote_api_endpoint("origin/visit/find_by_date")
def origin_visit_find_by_date(
self, origin: str, visit_date: datetime.datetime
) -> Optional[Dict[str, Any]]:
"""Retrieves the origin visit whose date is closest to the provided
timestamp.
In case of a tie, the visit with largest id is selected.
Args:
origin: origin (URL)
visit_date: expected visit date
Returns:
A visit
"""
...
@remote_api_endpoint("origin/visit/getby")
def origin_visit_get_by(self, origin: str, visit: int) -> Optional[Dict[str, Any]]:
"""Retrieve origin visit's information.
Args:
origin: origin (URL)
visit: visit id
Returns:
The information on that particular (origin, visit) or None if
it does not exist
"""
...
@remote_api_endpoint("origin/visit/get_latest")
def origin_visit_get_latest(
self,
origin: str,
allowed_statuses: Optional[List[str]] = None,
require_snapshot: bool = False,
) -> Optional[Dict[str, Any]]:
"""Get the latest origin visit for the given origin, optionally
looking only for those with one of the given allowed_statuses
or for those with a snapshot.
Args:
origin: origin URL
allowed_statuses: list of visit statuses considered
to find the latest visit. For instance,
``allowed_statuses=['full']`` will only consider visits that
have successfully run to completion.
require_snapshot: If True, only a visit with a snapshot
will be returned.
Returns:
dict: a dict with the following keys:
- **origin**: the URL of the origin
- **visit**: origin visit id
- **type**: type of loader used for the visit
- **date**: timestamp of such visit
- **status**: Visit's new status
- **metadata**: Data associated to the visit
- **snapshot** (Optional[sha1_git]): identifier of the snapshot
associated to the visit
"""
...
@remote_api_endpoint("origin/visit_status/get_latest")
def origin_visit_status_get_latest(
self,
origin_url: str,
visit: int,
allowed_statuses: Optional[List[str]] = None,
require_snapshot: bool = False,
) -> Optional[OriginVisitStatus]:
"""Get the latest origin visit status for the given origin visit, optionally
looking only for those with one of the given allowed_statuses or with a
snapshot.
Args:
origin: origin URL
allowed_statuses: list of visit statuses considered to find the latest
visit. Possible values are {created, ongoing, partial, full}. For
instance, ``allowed_statuses=['full']`` will only consider visits that
have successfully run to completion.
require_snapshot: If True, only a visit with a snapshot
will be returned.
Returns:
The OriginVisitStatus matching the criteria
"""
...
@remote_api_endpoint("origin/visit/get_random")
def origin_visit_get_random(self, type: str) -> Optional[Dict[str, Any]]:
"""Randomly select one successful origin visit with <type>
made in the last 3 months.
Returns:
dict representing an origin visit, in the same format as
:py:meth:`origin_visit_get`.
"""
...
@remote_api_endpoint("object/find_by_sha1_git")
def object_find_by_sha1_git(self, ids):
"""Return the objects found with the given ids.
Args:
ids: a generator of sha1_gits
Returns:
dict: a mapping from id to the list of objects found. Each object
found is itself a dict with keys:
- sha1_git: the input id
- type: the type of object found
"""
...
@remote_api_endpoint("origin/get")
def origin_get(self, origins):
"""Return origins, either all identified by their ids or all
identified by tuples (type, url).
If the url is given and the type is omitted, one of the origins with
that url is returned.
Args:
origin: a list of dictionaries representing the individual
origins to find.
These dicts have the key url:
- url (bytes): the url the origin points to
Returns:
dict: the origin dictionary with the keys:
- id: origin's id
- url: origin's url
Raises:
ValueError: if the url or the id don't exist.
"""
...
@remote_api_endpoint("origin/get_sha1")
def origin_get_by_sha1(self, sha1s):
"""Return origins, identified by the sha1 of their URLs.
Args:
sha1s (list[bytes]): a list of sha1s
Yields:
dicts containing origin information as returned
by :meth:`swh.storage.storage.Storage.origin_get`, or None if an
origin matching the sha1 is not found.
"""
...
@deprecated
@remote_api_endpoint("origin/get_range")
def origin_get_range(self, origin_from=1, origin_count=100):
"""Retrieve ``origin_count`` origins whose ids are greater
or equal than ``origin_from``.
Origins are sorted by id before retrieving them.
Args:
origin_from (int): the minimum id of origins to retrieve
origin_count (int): the maximum number of origins to retrieve
Yields:
dicts containing origin information as returned
by :meth:`swh.storage.storage.Storage.origin_get`.
"""
...
@remote_api_endpoint("origin/list")
def origin_list(self, page_token: Optional[str] = None, limit: int = 100) -> dict:
"""Returns the list of origins
Args:
page_token: opaque token used for pagination.
limit: the maximum number of results to return
Returns:
dict: dict with the following keys:
- **next_page_token** (str, optional): opaque token to be used as
`page_token` for retrieving the next page. if absent, there is
no more pages to gather.
- **origins** (List[dict]): list of origins, as returned by
`origin_get`.
"""
...
@remote_api_endpoint("origin/search")
def origin_search(
self, url_pattern, offset=0, limit=50, regexp=False, with_visit=False
):
"""Search for origins whose urls contain a provided string pattern
or match a provided regular expression.
The search is performed in a case insensitive way.
Args:
url_pattern (str): the string pattern to search for in origin urls
offset (int): number of found origins to skip before returning
results
limit (int): the maximum number of found origins to return
regexp (bool): if True, consider the provided pattern as a regular
expression and return origins whose urls match it
with_visit (bool): if True, filter out origins with no visit
Yields:
dicts containing origin information as returned
by :meth:`swh.storage.storage.Storage.origin_get`.
"""
...
@deprecated
@remote_api_endpoint("origin/count")
def origin_count(self, url_pattern, regexp=False, with_visit=False):
"""Count origins whose urls contain a provided string pattern
or match a provided regular expression.
The pattern search in origin urls is performed in a case insensitive
way.
Args:
url_pattern (str): the string pattern to search for in origin urls
regexp (bool): if True, consider the provided pattern as a regular
expression and return origins whose urls match it
with_visit (bool): if True, filter out origins with no visit
Returns:
int: The number of origins matching the search criterion.
"""
...
@remote_api_endpoint("origin/add_multi")
def origin_add(self, origins: Iterable[Origin]) -> List[Dict]:
"""Add origins to the storage
Args:
origins: list of dictionaries representing the individual origins,
with the following keys:
- type: the origin type ('git', 'svn', 'deb', ...)
- url (bytes): the url the origin points to
Returns:
list: given origins as dict updated with their id
"""
...
@remote_api_endpoint("origin/add")
def origin_add_one(self, origin: Origin) -> str:
"""Add origin to the storage
Args:
origin: dictionary representing the individual origin to add. This
dict has the following keys:
- type (FIXME: enum TBD): the origin type ('git', 'wget', ...)
- url (bytes): the url the origin points to
Returns:
the id of the added origin, or of the identical one that already
exists.
"""
...
def stat_counters(self):
"""compute statistics about the number of tuples in various tables
Returns:
dict: a dictionary mapping textual labels (e.g., content) to
integer values (e.g., the number of tuples in table content)
"""
...
def refresh_stat_counters(self):
"""Recomputes the statistics for `stat_counters`."""
...
@remote_api_endpoint("origin/metadata/add")
def origin_metadata_add(
self,
origin_url: str,
discovery_date: datetime.datetime,
authority: Dict[str, Any],
fetcher: Dict[str, Any],
format: str,
metadata: bytes,
) -> None:
"""Add an origin_metadata for the origin at discovery_date,
obtained using the `fetcher` from the `authority`.
The authority and fetcher must be known to the storage before
using this endpoint.
If there is already origin metadata for the same origin, authority,
fetcher, and at the same date, it will be replaced by this one.
Args:
discovery_date: when the metadata was fetched.
authority: a dict containing keys `type` and `url`.
fetcher: a dict containing keys `name` and `version`.
format: text field indicating the format of the content of the
metadata: blob of raw metadata
"""
...
@remote_api_endpoint("origin/metadata/get")
def origin_metadata_get(
self,
origin_url: str,
authority: Dict[str, str],
after: Optional[datetime.datetime] = None,
page_token: Optional[bytes] = None,
limit: int = 1000,
) -> Dict[str, Any]:
"""Retrieve list of all origin_metadata entries for the origin_id
Args:
origin_url: the origin's URL
authority: a dict containing keys `type` and `url`.
after: minimum discovery_date for a result to be returned
page_token: opaque token, used to get the next page of results
limit: maximum number of results to be returned
Returns:
dict with keys `next_page_token` and `results`.
`next_page_token` is an opaque token that is used to get the
next page of results, or `None` if there are no more results.
`results` is a list of dicts in the format:
.. code-block: python
{
'authority': {'type': ..., 'url': ...},
'fetcher': {'name': ..., 'version': ...},
'discovery_date': ...,
'format': '...',
'metadata': b'...'
}
"""
...
@remote_api_endpoint("fetcher/add")
def metadata_fetcher_add(
self, name: str, version: str, metadata: Dict[str, Any]
) -> None:
"""Add a new metadata fetcher to the storage.
`name` and `version` together are a unique identifier of this
fetcher; and `metadata` is an arbitrary dict of JSONable data
with information about this fetcher.
Args:
name: the name of the fetcher
version: version of the fetcher
"""
...
@remote_api_endpoint("fetcher/get")
def metadata_fetcher_get(self, name: str, version: str) -> Optional[Dict[str, Any]]:
"""Retrieve information about a fetcher
Args:
name: the name of the fetcher
version: version of the fetcher
Returns:
dictionary with keys `name`, `version`, and `metadata`; or None
if the fetcher is not known
"""
...
@remote_api_endpoint("authority/add")
def metadata_authority_add(
self, type: str, url: str, metadata: Dict[str, Any]
) -> None:
"""Add a metadata authority
Args:
type: one of "deposit", "forge", or "registry"
url: unique URI identifying the authority
metadata: JSON-encodable object
"""
...
@remote_api_endpoint("authority/get")
def metadata_authority_get(self, type: str, url: str) -> Optional[Dict[str, Any]]:
"""Retrieve information about an authority
Args:
type: one of "deposit", "forge", or "registry"
url: unique URI identifying the authority
Returns:
dictionary with keys `type`, `url`, and `metadata`; or None
if the authority is not known
"""
...
@deprecated
@remote_api_endpoint("algos/diff_directories")
def diff_directories(self, from_dir, to_dir, track_renaming=False):
"""Compute the list of file changes introduced between two arbitrary
directories (insertion / deletion / modification / renaming of files).
Args:
from_dir (bytes): identifier of the directory to compare from
to_dir (bytes): identifier of the directory to compare to
track_renaming (bool): whether or not to track files renaming
Returns:
A list of dict describing the introduced file changes
(see :func:`swh.storage.algos.diff.diff_directories`
for more details).
"""
...
@deprecated
@remote_api_endpoint("algos/diff_revisions")
def diff_revisions(self, from_rev, to_rev, track_renaming=False):
"""Compute the list of file changes introduced between two arbitrary
revisions (insertion / deletion / modification / renaming of files).
Args:
from_rev (bytes): identifier of the revision to compare from
to_rev (bytes): identifier of the revision to compare to
track_renaming (bool): whether or not to track files renaming
Returns:
A list of dict describing the introduced file changes
(see :func:`swh.storage.algos.diff.diff_directories`
for more details).
"""
...
@deprecated
@remote_api_endpoint("algos/diff_revision")
def diff_revision(self, revision, track_renaming=False):
"""Compute the list of file changes introduced by a specific revision
(insertion / deletion / modification / renaming of files) by comparing
it against its first parent.
Args:
revision (bytes): identifier of the revision from which to
compute the list of files changes
track_renaming (bool): whether or not to track files renaming
Returns:
A list of dict describing the introduced file changes
(see :func:`swh.storage.algos.diff.diff_directories`
for more details).
"""
...
@remote_api_endpoint("clear/buffer")
def clear_buffers(self, object_types: Optional[Iterable[str]] = None) -> None:
"""For backend storages (pg, storage, in-memory), this is a noop operation. For proxy
storages (especially filter, buffer), this is an operation which cleans internal
state.
"""
@remote_api_endpoint("flush")
def flush(self, object_types: Optional[Iterable[str]] = None) -> Dict:
"""For backend storages (pg, storage, in-memory), this is expected to be a noop
operation. For proxy storages (especially buffer), this is expected to trigger
actual writes to the backend.
"""
...