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verify.py
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"""
Utilities for wandb verify
"""
import getpass
import os
import time
from functools import partial
from typing import Any, Callable, Dict, List, Optional, Tuple, Union
import click
import requests
from pkg_resources import parse_version
from wandb_gql import gql # type: ignore
import wandb
from ...apis.internal import Api
from ...apis.public import Artifact as ArtifactAPI
from ..wandb_artifacts import Artifact
PROJECT_NAME = "verify"
GET_RUN_MAX_TIME = 10
MIN_RETRYS = 3
CHECKMARK = "\u2705"
RED_X = "\u274C"
ID_PREFIX = wandb.util.generate_id()
def nice_id(name):
return ID_PREFIX + "-" + name
def print_results(
failed_test_or_tests: Optional[Union[str, List[str]]], warning: bool
) -> None:
if warning:
color = "yellow"
else:
color = "red"
if isinstance(failed_test_or_tests, str):
print(RED_X)
print(click.style(failed_test_or_tests, fg=color, bold=True))
elif isinstance(failed_test_or_tests, list) and len(failed_test_or_tests) > 0:
print(RED_X)
print(
"\n".join(
[click.style(f, fg=color, bold=True) for f in failed_test_or_tests]
)
)
else:
print(CHECKMARK)
def check_host(host: str) -> bool:
if host in ("api.wandb.ai", "http://api.wandb.ai", "https://api.wandb.ai"):
print_results("Cannot run wandb verify against api.wandb.ai", False)
return False
return True
def check_logged_in(api: Api, host: str) -> bool:
print("Checking if logged in".ljust(72, "."), end="")
login_doc_url = "https://docs.wandb.ai/ref/cli/wandb-login"
fail_string = None
if api.api_key is None:
fail_string = (
"Not logged in. Please log in using `wandb login`. See the docs: {}".format(
click.style(login_doc_url, underline=True, fg="blue")
)
)
# check that api key is correct
# TODO: Better check for api key is correct
else:
res = api.api.viewer()
if not res:
fail_string = (
"Could not get viewer with default API key. "
f"Please relogin using `WANDB_BASE_URL={host} wandb login --relogin` and try again"
)
print_results(fail_string, False)
return fail_string is None
def check_secure_requests(url: str, test_url_string: str, failure_output: str) -> None:
# check if request is over https
print(test_url_string.ljust(72, "."), end="")
fail_string = None
if not url.startswith("https"):
fail_string = failure_output
print_results(fail_string, True)
def check_cors_configuration(url: str, origin: str) -> None:
print("Checking CORs configuration of the bucket".ljust(72, "."), end="")
fail_string = None
res_get = requests.options(
url, headers={"Origin": origin, "Access-Control-Request-Method": "GET"}
)
if res_get.headers.get("Access-Control-Allow-Origin") is None:
fail_string = (
"Your object store does not have a valid CORs configuration, "
f"you must allow GET and PUT to Origin: {origin}"
)
print_results(fail_string, True)
def check_run(api: Api) -> bool:
print(
"Checking logged metrics, saving and downloading a file".ljust(72, "."), end=""
)
failed_test_strings = []
# set up config
n_epochs = 4
string_test = "A test config"
dict_test = {"config_val": 2, "config_string": "config string"}
list_test = [0, "one", "2"]
config = {
"epochs": n_epochs,
"stringTest": string_test,
"dictTest": dict_test,
"listTest": list_test,
}
# create a file to save
filepath = "./test with_special-characters.txt"
f = open(filepath, "w")
f.write("test")
f.close()
with wandb.init(
id=nice_id("check_run"), reinit=True, config=config, project=PROJECT_NAME
) as run:
run_id = run.id
entity = run.entity
logged = True
try:
for i in range(1, 11):
run.log({"loss": 1.0 / i}, step=i)
log_dict = {"val1": 1.0, "val2": 2}
run.log({"dict": log_dict}, step=i + 1)
except Exception:
logged = False
failed_test_strings.append(
"Failed to log values to run. Contact W&B for support."
)
try:
run.log({"HT%3ML ": wandb.Html('<a href="https://mysite">Link</a>')})
except Exception:
failed_test_strings.append(
"Failed to log to media. Contact W&B for support."
)
wandb.save(filepath)
public_api = wandb.Api()
prev_run = public_api.run(f"{entity}/{PROJECT_NAME}/{run_id}")
# raise Exception(prev_run.__dict__)
if prev_run is None:
failed_test_strings.append(
"Failed to access run through API. Contact W&B for support."
)
print_results(failed_test_strings, False)
return False
for key, value in prev_run.config.items():
if config[key] != value:
failed_test_strings.append(
"Read config values don't match run config. Contact W&B for support."
)
break
if logged and (
prev_run.history_keys["keys"]["loss"]["previousValue"] != 0.1
or prev_run.history_keys["lastStep"] != 11
or prev_run.history_keys["keys"]["dict.val1"]["previousValue"] != 1.0
or prev_run.history_keys["keys"]["dict.val2"]["previousValue"] != 2
):
failed_test_strings.append(
"History metrics don't match logged values. Check database encoding."
)
if logged and prev_run.summary["loss"] != 1.0 / 10:
failed_test_strings.append(
"Read summary values don't match expected value. Check database encoding, or contact W&B for support."
)
# TODO: (kdg) refactor this so it doesn't rely on an exception handler
try:
read_file = retry_fn(partial(prev_run.file, filepath))
# There's a race where the file hasn't been processed in the queue,
# we just retry until we get a download
read_file = retry_fn(partial(read_file.download, replace=True))
except Exception:
failed_test_strings.append(
"Unable to download file. Check SQS configuration, topic configuration and bucket permissions."
)
print_results(failed_test_strings, False)
return False
contents = read_file.read()
if contents != "test":
failed_test_strings.append(
"Contents of downloaded file do not match uploaded contents. Contact W&B for support."
)
print_results(failed_test_strings, False)
return len(failed_test_strings) == 0
def verify_manifest(
downloaded_manifest: Dict[str, Any],
computed_manifest: Dict[str, Any],
fails_list: List[str],
) -> None:
try:
for key in computed_manifest.keys():
assert (
computed_manifest[key]["digest"] == downloaded_manifest[key]["digest"]
)
assert computed_manifest[key]["size"] == downloaded_manifest[key]["size"]
except AssertionError:
fails_list.append(
"Artifact manifest does not appear as expected. Contact W&B for support."
)
def verify_digest(
downloaded: "ArtifactAPI", computed: "ArtifactAPI", fails_list: List[str]
) -> None:
if downloaded.digest != computed.digest:
fails_list.append(
"Artifact digest does not appear as expected. Contact W&B for support."
)
def artifact_with_path_or_paths(
name: str, verify_dir: str = None, singular: bool = False
) -> "Artifact":
art = wandb.Artifact(type="artsy", name=name)
# internal file
with open("verify_int_test.txt", "w") as f:
f.write("test 1")
f.close()
art.add_file(f.name)
if singular:
return art
if verify_dir is None:
verify_dir = "./"
with art.new_file("verify_a.txt") as f:
f.write("test 2")
if not os.path.exists(verify_dir):
os.makedirs(verify_dir)
with open(f"{verify_dir}/verify_1.txt", "w") as f:
f.write("1")
art.add_dir(verify_dir)
with open("verify_3.txt", "w") as f:
f.write("3")
# reference to local file
art.add_reference("file://verify_3.txt")
return art
def log_use_download_artifact(
artifact: "Artifact",
alias: str,
name: str,
download_dir: str,
failed_test_strings: List[str],
add_extra_file: bool,
) -> Tuple[bool, Optional["ArtifactAPI"], List[str]]:
with wandb.init(
id=nice_id("log_artifact"),
reinit=True,
project=PROJECT_NAME,
config={"test": "artifact log"},
) as log_art_run:
if add_extra_file:
with open("verify_2.txt", "w") as f:
f.write("2")
f.close()
artifact.add_file(f.name)
try:
log_art_run.log_artifact(artifact, aliases=alias)
except Exception as e:
failed_test_strings.append(f"Unable to log artifact. {e}")
return False, None, failed_test_strings
with wandb.init(
id=nice_id("use_artifact"),
project=PROJECT_NAME,
config={"test": "artifact use"},
) as use_art_run:
try:
used_art = use_art_run.use_artifact(f"{name}:{alias}")
except Exception as e:
failed_test_strings.append(f"Unable to use artifact. {e}")
return False, None, failed_test_strings
try:
used_art.download(root=download_dir)
except Exception:
failed_test_strings.append(
"Unable to download artifact. Check bucket permissions."
)
return False, None, failed_test_strings
return True, used_art, failed_test_strings
def check_artifacts() -> bool:
print("Checking artifact save and download workflows".ljust(72, "."), end="")
failed_test_strings: List[str] = []
# test checksum
sing_art_dir = "./verify_sing_art"
alias = "sing_art1"
name = "sing-artys"
singular_art = artifact_with_path_or_paths(name, singular=True)
cont_test, download_artifact, failed_test_strings = log_use_download_artifact(
singular_art, alias, name, sing_art_dir, failed_test_strings, False
)
if not cont_test or download_artifact is None:
print_results(failed_test_strings, False)
return False
try:
download_artifact.verify(root=sing_art_dir)
except ValueError:
failed_test_strings.append(
"Artifact does not contain expected checksum. Contact W&B for support."
)
# test manifest and digest
multi_art_dir = "./verify_art"
alias = "art1"
name = "my-artys"
art1 = artifact_with_path_or_paths(name, "./verify_art_dir", singular=False)
cont_test, download_artifact, failed_test_strings = log_use_download_artifact(
art1, alias, name, multi_art_dir, failed_test_strings, True
)
if not cont_test or download_artifact is None:
print_results(failed_test_strings, False)
return False
if set(os.listdir(multi_art_dir)) != {
"verify_a.txt",
"verify_2.txt",
"verify_1.txt",
"verify_3.txt",
"verify_int_test.txt",
}:
failed_test_strings.append(
"Artifact directory is missing files. Contact W&B for support."
)
computed = wandb.Artifact("computed", type="dataset")
computed.add_dir(multi_art_dir)
verify_digest(download_artifact, computed, failed_test_strings)
computed_manifest = computed.manifest.to_manifest_json()["contents"]
downloaded_manifest = download_artifact._load_manifest().to_manifest_json()[
"contents"
]
verify_manifest(downloaded_manifest, computed_manifest, failed_test_strings)
print_results(failed_test_strings, False)
return len(failed_test_strings) == 0
def check_graphql_put(api: Api, host: str) -> Tuple[bool, Optional[str]]:
# check graphql endpoint using an upload
print("Checking signed URL upload".ljust(72, "."), end="")
failed_test_strings = []
gql_fp = "gql_test_file.txt"
f = open(gql_fp, "w")
f.write("test2")
f.close()
with wandb.init(
id=nice_id("graphql_put"),
reinit=True,
project=PROJECT_NAME,
config={"test": "put to graphql"},
) as run:
wandb.save(gql_fp)
public_api = wandb.Api()
prev_run = public_api.run(f"{run.entity}/{PROJECT_NAME}/{run.id}")
if prev_run is None:
failed_test_strings.append(
"Unable to access previous run through public API. Contact W&B for support."
)
print_results(failed_test_strings, False)
return False, None
# TODO: (kdg) refactor this so it doesn't rely on an exception handler
try:
read_file = retry_fn(partial(prev_run.file, gql_fp))
url = read_file.url
read_file = retry_fn(partial(read_file.download, replace=True))
except Exception:
failed_test_strings.append(
"Unable to read file successfully saved through a put request. Check SQS configurations, bucket permissions and topic configs."
)
print_results(failed_test_strings, False)
return False, None
contents = read_file.read()
try:
assert contents == "test2"
except AssertionError:
failed_test_strings.append(
"Read file contents do not match saved file contents. Contact W&B for support."
)
print_results(failed_test_strings, False)
return len(failed_test_strings) == 0, url
def check_large_post() -> bool:
print(
"Checking ability to send large payloads through proxy".ljust(72, "."), end=""
)
descy = "a" * int(10**7)
username = getpass.getuser()
failed_test_strings = []
query = gql(
"""
query Project($entity: String!, $name: String!, $runName: String!, $desc: String!){
project(entityName: $entity, name: $name) {
run(name: $runName, desc: $desc) {
name
summaryMetrics
}
}
}
"""
)
public_api = wandb.Api()
client = public_api._base_client
try:
client._get_result(
query,
variable_values={
"entity": username,
"name": PROJECT_NAME,
"runName": "",
"desc": descy,
},
timeout=60,
)
except Exception as e:
if isinstance(e, requests.HTTPError) and e.response.status_code == 413:
failed_test_strings.append(
'Failed to send a large payload. Check nginx.ingress.kubernetes.io/proxy-body-size is "0".'
)
else:
failed_test_strings.append(
f"Failed to send a large payload with error: {e}."
)
print_results(failed_test_strings, False)
return len(failed_test_strings) == 0
def check_wandb_version(api: Api) -> None:
print("Checking wandb package version is up to date".ljust(72, "."), end="")
_, server_info = api.viewer_server_info()
fail_string = None
warning = False
max_cli_version = server_info.get("cliVersionInfo", {}).get("max_cli_version", None)
min_cli_version = server_info.get("cliVersionInfo", {}).get(
"min_cli_version", "0.0.1"
)
if parse_version(wandb.__version__) < parse_version(min_cli_version):
fail_string = "wandb version out of date, please run pip install --upgrade wandb=={}".format(
max_cli_version
)
elif parse_version(wandb.__version__) > parse_version(max_cli_version):
fail_string = (
"wandb version is not supported by your local installation. This could "
"cause some issues. If you're having problems try: please run `pip "
f"install --upgrade wandb=={max_cli_version}`"
)
warning = True
print_results(fail_string, warning)
def retry_fn(fn: Callable) -> Any:
ini_time = time.time()
res = None
i = 0
while i < MIN_RETRYS or time.time() - ini_time < GET_RUN_MAX_TIME:
i += 1
try:
res = fn()
break
except Exception:
time.sleep(1)
continue
return res