gdal/autotest/gcore/vsiswift.py

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#!/usr/bin/env pytest
###############################################################################
# $Id$
#
# Project: GDAL/OGR Test Suite
# Purpose: Test /vsiswift
# Author: Even Rouault <even dot rouault at spatialys dot com>
#
###############################################################################
# Copyright (c) 2018 Even Rouault <even dot rouault at spatialys dot com>
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
###############################################################################
import json
import stat
import sys
import gdaltest
import pytest
import webserver
from osgeo import gdal
pytestmark = pytest.mark.require_curl()
def open_for_read(uri):
"""
Opens a test file for reading.
"""
return gdal.VSIFOpenExL(uri, "rb", 1)
###############################################################################
def test_vsiswift_init():
gdaltest.swift_vars = {}
for var in (
"SWIFT_STORAGE_URL",
"SWIFT_AUTH_TOKEN",
"SWIFT_AUTH_V1_URL",
"SWIFT_USER",
"SWIFT_KEY",
):
gdaltest.swift_vars[var] = gdal.GetConfigOption(var)
if gdaltest.swift_vars[var] is not None:
gdal.SetConfigOption(var, "")
###############################################################################
# Error cases
def test_vsiswift_real_server_errors():
# Nothing set
gdal.ErrorReset()
with gdaltest.error_handler():
f = open_for_read("/vsiswift/foo/bar")
assert f is None and gdal.VSIGetLastErrorMsg().find("SWIFT_STORAGE_URL") >= 0
gdal.ErrorReset()
with gdaltest.error_handler():
f = open_for_read("/vsiswift_streaming/foo/bar")
assert f is None and gdal.VSIGetLastErrorMsg().find("SWIFT_STORAGE_URL") >= 0
gdal.SetConfigOption("SWIFT_STORAGE_URL", "http://0.0.0.0")
# Missing SWIFT_AUTH_TOKEN
gdal.ErrorReset()
with gdaltest.error_handler():
f = open_for_read("/vsiswift/foo/bar")
assert f is None and gdal.VSIGetLastErrorMsg().find("SWIFT_AUTH_TOKEN") >= 0
gdal.SetConfigOption("SWIFT_AUTH_TOKEN", "SWIFT_AUTH_TOKEN")
gdal.ErrorReset()
with gdaltest.error_handler():
f = open_for_read("/vsiswift/foo/bar.baz")
if f is not None:
if f is not None:
gdal.VSIFCloseL(f)
pytest.fail(gdal.VSIGetLastErrorMsg())
gdal.ErrorReset()
with gdaltest.error_handler():
f = open_for_read("/vsiswift_streaming/foo/bar.baz")
assert f is None, gdal.VSIGetLastErrorMsg()
###############################################################################
def test_vsiswift_start_webserver():
gdaltest.webserver_process = None
gdaltest.webserver_port = 0
(gdaltest.webserver_process, gdaltest.webserver_port) = webserver.launch(
handler=webserver.DispatcherHttpHandler
)
if gdaltest.webserver_port == 0:
pytest.skip()
###############################################################################
# Test authentication with SWIFT_AUTH_V1_URL + SWIFT_USER + SWIFT_KEY
def test_vsiswift_fake_auth_v1_url():
if gdaltest.webserver_port == 0:
pytest.skip()
gdal.VSICurlClearCache()
gdal.SetConfigOption(
"SWIFT_AUTH_V1_URL", "http://127.0.0.1:%d/auth/1.0" % gdaltest.webserver_port
)
gdal.SetConfigOption("SWIFT_USER", "my_user")
gdal.SetConfigOption("SWIFT_KEY", "my_key")
gdal.SetConfigOption("SWIFT_STORAGE_URL", "")
gdal.SetConfigOption("SWIFT_AUTH_TOKEN", "")
handler = webserver.SequentialHandler()
def method(request):
request.protocol_version = "HTTP/1.1"
h = request.headers
if (
"X-Auth-User" not in h
or h["X-Auth-User"] != "my_user"
or "X-Auth-Key" not in h
or h["X-Auth-Key"] != "my_key"
):
sys.stderr.write("Bad headers: %s\n" % str(h))
request.send_response(403)
return
request.send_response(200)
request.send_header("Content-Length", 0)
request.send_header(
"X-Storage-Url",
"http://127.0.0.1:%d/v1/AUTH_something" % gdaltest.webserver_port,
)
request.send_header("X-Auth-Token", "my_auth_token")
request.send_header("Connection", "close")
request.end_headers()
request.wfile.write("""foo""".encode("ascii"))
handler.add("GET", "/auth/1.0", custom_method=method)
def method(request):
request.protocol_version = "HTTP/1.1"
h = request.headers
if "x-auth-token" not in h or h["x-auth-token"] != "my_auth_token":
sys.stderr.write("Bad headers: %s\n" % str(h))
request.send_response(403)
return
request.send_response(200)
request.send_header("Content-type", "text/plain")
request.send_header("Content-Length", 3)
request.send_header("Connection", "close")
request.end_headers()
request.wfile.write("""foo""".encode("ascii"))
handler.add("GET", "/v1/AUTH_something/foo/bar", custom_method=method)
with webserver.install_http_handler(handler):
f = open_for_read("/vsiswift/foo/bar")
assert f is not None
data = gdal.VSIFReadL(1, 4, f).decode("ascii")
gdal.VSIFCloseL(f)
assert data == "foo"
# authentication is reused
def method(request):
request.protocol_version = "HTTP/1.1"
h = request.headers
if "x-auth-token" not in h or h["x-auth-token"] != "my_auth_token":
sys.stderr.write("Bad headers: %s\n" % str(h))
request.send_response(403)
return
request.send_response(200)
request.send_header("Content-type", "text/plain")
request.send_header("Content-Length", 3)
request.send_header("Connection", "close")
request.end_headers()
request.wfile.write("""bar""".encode("ascii"))
handler.add("GET", "/v1/AUTH_something/foo/baz", custom_method=method)
with webserver.install_http_handler(handler):
f = open_for_read("/vsiswift/foo/baz")
assert f is not None
data = gdal.VSIFReadL(1, 4, f).decode("ascii")
gdal.VSIFCloseL(f)
assert data == "bar"
###############################################################################
# Test authentication with OS_IDENTITY_API_VERSION=3 OS_AUTH_URL + OS_USERNAME + OS_PASSWORD
def test_vsiswift_fake_auth_v3_url():
if gdaltest.webserver_port == 0:
pytest.skip()
gdal.VSICurlClearCache()
gdal.SetConfigOption("OS_IDENTITY_API_VERSION", "3")
gdal.SetConfigOption(
"OS_AUTH_URL", "http://127.0.0.1:%d/v3" % gdaltest.webserver_port
)
gdal.SetConfigOption("OS_USERNAME", "my_user")
gdal.SetConfigOption("OS_USER_DOMAIN_NAME", "test_user_domain")
gdal.SetConfigOption("OS_PROJECT_NAME", "test_proj")
gdal.SetConfigOption("OS_PROJECT_DOMAIN_NAME", "test_project_domain")
gdal.SetConfigOption("OS_REGION_NAME", "Test")
gdal.SetConfigOption("OS_PASSWORD", "pwd")
gdal.SetConfigOption("SWIFT_STORAGE_URL", "")
gdal.SetConfigOption("SWIFT_AUTH_TOKEN", "")
handler = webserver.SequentialHandler()
def method(request):
request.protocol_version = "HTTP/1.1"
h = request.headers
if "Content-Type" not in h or h["Content-Type"] != "application/json":
sys.stderr.write("Bad headers: %s\n" % str(h))
request.send_response(403)
return
request_len = int(h["Content-Length"])
request_body = request.rfile.read(request_len).decode()
request_json = json.loads(request_body)
methods = request_json["auth"]["identity"]["methods"]
assert "password" in methods
password = request_json["auth"]["identity"]["password"]["user"]["password"]
assert password == "pwd"
content = (
"""{
"token" : {
"catalog" : [
{
"endpoints" : [
{
"region" : "Test",
"interface" : "admin",
"url" : "http://127.0.0.1:8080/v1/admin/AUTH_something"
},
{
"region" : "Test",
"interface" : "internal",
"url" : "http://127.0.0.1:8081/v1/internal/AUTH_something"
},
{
"region" : "Test",
"interface" : "public",
"url" : "http://127.0.0.1:%d/v1/AUTH_something"
}
],
"type": "object-store",
"name" : "swift"
}
]
}
}"""
% gdaltest.webserver_port
)
content = content.encode("ascii")
request.send_response(200)
request.send_header("Content-Length", len(content))
request.send_header("Content-Type", "application/json")
request.send_header("X-Subject-Token", "my_auth_token")
request.end_headers()
request.wfile.write(content)
handler.add("POST", "/v3/auth/tokens", custom_method=method)
def method(request):
request.protocol_version = "HTTP/1.1"
h = request.headers
if "x-auth-token" not in h or h["x-auth-token"] != "my_auth_token":
sys.stderr.write("Bad headers: %s\n" % str(h))
request.send_response(403)
return
request.send_response(200)
request.send_header("Content-type", "text/plain")
request.send_header("Content-Length", 3)
request.send_header("Connection", "close")
request.end_headers()
request.wfile.write("foo".encode("ascii"))
handler.add("GET", "/v1/AUTH_something/foo/bar", custom_method=method)
with webserver.install_http_handler(handler):
f = open_for_read("/vsiswift/foo/bar")
assert f is not None
data = gdal.VSIFReadL(1, 4, f).decode("ascii")
assert data == "foo"
gdal.VSIFCloseL(f)
###############################################################################
# Test authentication with OS_IDENTITY_API_VERSION=3 OS_AUTH_TYPE="v3applicationcredential"
# + OS_APPLICATION_CREDENTIAL_ID + OS_APPLICATION_CREDENTIAL_SECRET
def test_vsiswift_fake_auth_v3_application_credential_url():
if gdaltest.webserver_port == 0:
pytest.skip()
gdal.VSICurlClearCache()
gdal.SetConfigOption("SWIFT_STORAGE_URL", "")
gdal.SetConfigOption("SWIFT_AUTH_TOKEN", "")
with gdaltest.config_options(
{
"OS_IDENTITY_API_VERSION": "3",
"OS_AUTH_URL": "http://127.0.0.1:%d/v3" % gdaltest.webserver_port,
"OS_AUTH_TYPE": "v3applicationcredential",
"OS_APPLICATION_CREDENTIAL_ID": "xxxyyycredential-idyyyxxx==",
"OS_APPLICATION_CREDENTIAL_SECRET": "xxxyyycredential-secretyyyxxx==",
"OS_USER_DOMAIN_NAME": "test_user_domain",
"OS_REGION_NAME": "Test",
}
):
handler = webserver.SequentialHandler()
def method(request):
request.protocol_version = "HTTP/1.1"
h = request.headers
if "Content-Type" not in h or h["Content-Type"] != "application/json":
sys.stderr.write("Bad headers: %s\n" % str(h))
request.send_response(403)
return
request_len = int(h["Content-Length"])
request_body = request.rfile.read(request_len).decode()
request_json = json.loads(request_body)
methods = request_json["auth"]["identity"]["methods"]
assert "application_credential" in methods
cred_id = request_json["auth"]["identity"]["application_credential"]["id"]
cred_secret = request_json["auth"]["identity"]["application_credential"][
"secret"
]
assert cred_id == "xxxyyycredential-idyyyxxx=="
assert cred_secret == "xxxyyycredential-secretyyyxxx=="
content = (
"""{
"token" : {
"catalog" : [
{
"endpoints" : [
{
"region" : "Test",
"interface" : "admin",
"url" : "http://127.0.0.1:8080/v1/admin/AUTH_something"
},
{
"region" : "Test",
"interface" : "internal",
"url" : "http://127.0.0.1:8081/v1/internal/AUTH_something"
},
{
"region" : "Test",
"interface" : "public",
"url" : "http://127.0.0.1:%d/v1/AUTH_something"
}
],
"type": "object-store",
"name" : "swift"
}
]
}
}"""
% gdaltest.webserver_port
)
content = content.encode("ascii")
request.send_response(200)
request.send_header("Content-Length", len(content))
request.send_header("Content-Type", "application/json")
request.send_header("X-Subject-Token", "my_auth_token")
request.end_headers()
request.wfile.write(content)
handler.add("POST", "/v3/auth/tokens", custom_method=method)
def method(request):
request.protocol_version = "HTTP/1.1"
h = request.headers
if "x-auth-token" not in h or h["x-auth-token"] != "my_auth_token":
sys.stderr.write("Bad headers: %s\n" % str(h))
request.send_response(403)
return
request.send_response(200)
request.send_header("Content-type", "text/plain")
request.send_header("Content-Length", 3)
request.send_header("Connection", "close")
request.end_headers()
request.wfile.write("foo".encode("ascii"))
handler.add("GET", "/v1/AUTH_something/foo/bar", custom_method=method)
with webserver.install_http_handler(handler):
f = open_for_read("/vsiswift/foo/bar")
assert f is not None
data = gdal.VSIFReadL(1, 4, f).decode("ascii")
assert data == "foo"
gdal.VSIFCloseL(f)
###############################################################################
# Test authentication with SWIFT_STORAGE_URL + SWIFT_AUTH_TOKEN
def test_vsiswift_fake_auth_storage_url_and_auth_token():
if gdaltest.webserver_port == 0:
pytest.skip()
gdal.VSICurlClearCache()
gdal.SetConfigOption("SWIFT_AUTH_V1_URL", "")
gdal.SetConfigOption("SWIFT_USER", "")
gdal.SetConfigOption("SWIFT_KEY", "")
gdal.SetConfigOption(
"SWIFT_STORAGE_URL",
"http://127.0.0.1:%d/v1/AUTH_something" % gdaltest.webserver_port,
)
gdal.SetConfigOption("SWIFT_AUTH_TOKEN", "my_auth_token")
# Failure
handler = webserver.SequentialHandler()
handler.add("GET", "/v1/AUTH_something/foo/bar", 501)
with webserver.install_http_handler(handler):
f = open_for_read("/vsiswift/foo/bar")
assert f is not None
gdal.VSIFReadL(1, 4, f).decode("ascii")
gdal.VSIFCloseL(f)
gdal.VSICurlClearCache()
# Success
def method(request):
request.protocol_version = "HTTP/1.1"
h = request.headers
if "x-auth-token" not in h or h["x-auth-token"] != "my_auth_token":
sys.stderr.write("Bad headers: %s\n" % str(h))
request.send_response(403)
return
request.send_response(200)
request.send_header("Content-type", "text/plain")
request.send_header("Content-Length", 3)
request.send_header("Connection", "close")
request.end_headers()
request.wfile.write("""foo""".encode("ascii"))
handler = webserver.SequentialHandler()
handler.add("GET", "/v1/AUTH_something/foo/bar", custom_method=method)
with webserver.install_http_handler(handler):
f = open_for_read("/vsiswift/foo/bar")
assert f is not None
data = gdal.VSIFReadL(1, 4, f).decode("ascii")
gdal.VSIFCloseL(f)
assert data == "foo"
###############################################################################
# Test VSIStatL()
def test_vsiswift_stat():
if gdaltest.webserver_port == 0:
pytest.skip()
gdal.VSICurlClearCache()
handler = webserver.SequentialHandler()
handler.add(
"GET",
"/v1/AUTH_something/foo/bar",
206,
{"Content-Range": "bytes 0-0/1000000"},
"x",
)
with webserver.install_http_handler(handler):
stat_res = gdal.VSIStatL("/vsiswift/foo/bar")
if stat_res is None or stat_res.size != 1000000:
if stat_res is not None:
print(stat_res.size)
else:
print(stat_res)
pytest.fail()
handler = webserver.SequentialHandler()
handler.add(
"HEAD", "/v1/AUTH_something/foo/bar", 200, {"Content-Length": "1000000"}
)
with webserver.install_http_handler(handler):
stat_res = gdal.VSIStatL("/vsiswift_streaming/foo/bar")
if stat_res is None or stat_res.size != 1000000:
if stat_res is not None:
print(stat_res.size)
else:
print(stat_res)
pytest.fail()
# Test stat on container
handler = webserver.SequentialHandler()
# GET on the container URL returns something, but we must hack this back
# to a directory
handler.add("GET", "/v1/AUTH_something/foo", 200, {}, "blabla")
with webserver.install_http_handler(handler):
stat_res = gdal.VSIStatL("/vsiswift/foo")
assert stat_res is not None and stat.S_ISDIR(stat_res.mode)
# No network access done
s = gdal.VSIStatL(
"/vsiswift/foo",
gdal.VSI_STAT_EXISTS_FLAG
| gdal.VSI_STAT_NATURE_FLAG
| gdal.VSI_STAT_SIZE_FLAG
| gdal.VSI_STAT_CACHE_ONLY,
)
assert s
assert stat.S_ISDIR(s.mode)
# No network access done
assert (
gdal.VSIStatL(
"/vsiswift/i_do_not_exist",
gdal.VSI_STAT_EXISTS_FLAG
| gdal.VSI_STAT_NATURE_FLAG
| gdal.VSI_STAT_SIZE_FLAG
| gdal.VSI_STAT_CACHE_ONLY,
)
is None
)
###############################################################################
# Test ReadDir()
def test_vsiswift_fake_readdir():
if gdaltest.webserver_port == 0:
pytest.skip()
gdal.VSICurlClearCache()
handler = webserver.SequentialHandler()
handler.add(
"GET",
"/v1/AUTH_something/foo?delimiter=%2F&limit=1",
200,
{"Content-type": "application/json"},
"""[
{
"last_modified": "1970-01-01T00:00:01",
"bytes": 123456,
"name": "bar.baz"
}
]""",
)
handler.add(
"GET",
"/v1/AUTH_something/foo?delimiter=%2F&limit=1&marker=bar.baz",
200,
{"Content-type": "application/json"},
"""[
{
"subdir": "mysubdir/"
}
]""",
)
handler.add(
"GET",
"/v1/AUTH_something/foo?delimiter=%2F&limit=1&marker=mysubdir%2F",
200,
{"Content-type": "application/json"},
"""[
]""",
)
with gdaltest.config_option("SWIFT_MAX_KEYS", "1"):
with webserver.install_http_handler(handler):
f = open_for_read("/vsiswift/foo/bar.baz")
assert f is not None
gdal.VSIFCloseL(f)
dir_contents = gdal.ReadDir("/vsiswift/foo")
assert dir_contents == ["bar.baz", "mysubdir"]
stat_res = gdal.VSIStatL("/vsiswift/foo/bar.baz")
assert stat_res.size == 123456
assert stat_res.mtime == 1
# ReadDir on something known to be a file shouldn't cause network access
dir_contents = gdal.ReadDir("/vsiswift/foo/bar.baz")
assert dir_contents is None
# Test error on ReadDir()
handler = webserver.SequentialHandler()
handler.add(
"GET",
"/v1/AUTH_something/foo?delimiter=%2F&limit=10000&prefix=error_test%2F",
500,
)
with webserver.install_http_handler(handler):
dir_contents = gdal.ReadDir("/vsiswift/foo/error_test/")
assert dir_contents is None
# List containers (empty result)
handler = webserver.SequentialHandler()
handler.add(
"GET",
"/v1/AUTH_something",
200,
{"Content-type": "application/json"},
"""[]
""",
)
with webserver.install_http_handler(handler):
dir_contents = gdal.ReadDir("/vsiswift/")
assert dir_contents == ["."]
# List containers
gdal.VSICurlClearCache()
handler = webserver.SequentialHandler()
handler.add(
"GET",
"/v1/AUTH_something",
200,
{"Content-type": "application/json"},
"""[ { "name": "mycontainer1", "count": 0, "bytes": 0 },
{ "name": "mycontainer2", "count": 0, "bytes": 0}
] """,
)
with webserver.install_http_handler(handler):
dir_contents = gdal.ReadDir("/vsiswift/")
assert dir_contents == ["mycontainer1", "mycontainer2"]
# ReadDir() with a file and directory of same names
gdal.VSICurlClearCache()
handler = webserver.SequentialHandler()
handler.add(
"GET",
"/v1/AUTH_something",
200,
{"Content-type": "application/json"},
"""[ {
"last_modified": "1970-01-01T00:00:01",
"bytes": 123456,
"name": "foo"
},
{ "subdir": "foo/"} ] """,
)
with webserver.install_http_handler(handler):
dir_contents = gdal.ReadDir("/vsiswift/")
assert dir_contents == ["foo", "foo/"]
handler = webserver.SequentialHandler()
handler.add(
"GET",
"/v1/AUTH_something/foo?delimiter=%2F&limit=10000",
200,
{"Content-type": "application/json"},
"[]",
)
with webserver.install_http_handler(handler):
dir_contents = gdal.ReadDir("/vsiswift/foo/")
assert dir_contents == ["."]
###############################################################################
# Test write
def test_vsiswift_fake_write():
if gdaltest.webserver_port == 0:
pytest.skip()
gdal.VSICurlClearCache()
# Test creation of BlockBob
f = gdal.VSIFOpenL("/vsiswift/test_copy/file.bin", "wb")
assert f is not None
handler = webserver.SequentialHandler()
def method(request):
h = request.headers
if (
"x-auth-token" not in h
or h["x-auth-token"] != "my_auth_token"
or "Transfer-Encoding" not in h
or h["Transfer-Encoding"] != "chunked"
):
sys.stderr.write("Bad headers: %s\n" % str(h))
request.send_response(403)
return
request.protocol_version = "HTTP/1.1"
request.wfile.write("HTTP/1.1 100 Continue\r\n\r\n".encode("ascii"))
content = ""
while True:
numchars = int(request.rfile.readline().strip(), 16)
content += request.rfile.read(numchars).decode("ascii")
request.rfile.read(2)
if numchars == 0:
break
if len(content) != 40000:
sys.stderr.write("Bad headers: %s\n" % str(request.headers))
request.send_response(403)
request.send_header("Content-Length", 0)
request.end_headers()
return
request.send_response(200)
request.send_header("Content-Length", 0)
request.end_headers()
handler.add("PUT", "/v1/AUTH_something/test_copy/file.bin", custom_method=method)
with webserver.install_http_handler(handler):
ret = gdal.VSIFWriteL("x" * 35000, 1, 35000, f)
ret += gdal.VSIFWriteL("x" * 5000, 1, 5000, f)
if ret != 40000:
gdal.VSIFCloseL(f)
pytest.fail(ret)
gdal.VSIFCloseL(f)
###############################################################################
# Test Unlink()
@gdaltest.disable_exceptions()
def test_vsiswift_fake_unlink():
if gdaltest.webserver_port == 0:
pytest.skip()
gdal.VSICurlClearCache()
# Success
handler = webserver.SequentialHandler()
handler.add(
"GET", "/v1/AUTH_something/foo/bar", 206, {"Content-Range": "bytes 0-0/1"}, "x"
)
handler.add("DELETE", "/v1/AUTH_something/foo/bar", 202, {"Connection": "close"})
with webserver.install_http_handler(handler):
ret = gdal.Unlink("/vsiswift/foo/bar")
assert ret == 0
# Failure
handler = webserver.SequentialHandler()
handler.add(
"GET", "/v1/AUTH_something/foo/bar", 206, {"Content-Range": "bytes 0-0/1"}, "x"
)
handler.add("DELETE", "/v1/AUTH_something/foo/bar", 400, {"Connection": "close"})
with webserver.install_http_handler(handler):
with gdaltest.error_handler():
ret = gdal.Unlink("/vsiswift/foo/bar")
assert ret == -1
###############################################################################
# Test Mkdir() / Rmdir()
@gdaltest.disable_exceptions()
def test_vsiswift_fake_mkdir_rmdir():
if gdaltest.webserver_port == 0:
pytest.skip()
gdal.VSICurlClearCache()
# Invalid name
ret = gdal.Mkdir("/vsiswift", 0)
assert ret != 0
handler = webserver.SequentialHandler()
handler.add("GET", "/v1/AUTH_something/foo/dir/", 404, {"Connection": "close"})
handler.add(
"GET",
"/v1/AUTH_something/foo?delimiter=%2F&limit=10000",
200,
{"Connection": "close"},
"[]",
)
handler.add("PUT", "/v1/AUTH_something/foo/dir/", 201)
with webserver.install_http_handler(handler):
ret = gdal.Mkdir("/vsiswift/foo/dir", 0)
assert ret == 0
# Try creating already existing directory
handler = webserver.SequentialHandler()
handler.add("GET", "/v1/AUTH_something/foo/dir/", 404, {"Connection": "close"})
handler.add(
"GET",
"/v1/AUTH_something/foo?delimiter=%2F&limit=10000",
200,
{"Connection": "close", "Content-type": "application/json"},
"""[ { "subdir": "dir/" } ]""",
)
with webserver.install_http_handler(handler):
ret = gdal.Mkdir("/vsiswift/foo/dir", 0)
assert ret != 0
# Invalid name
ret = gdal.Rmdir("/vsiswift")
assert ret != 0
gdal.VSICurlClearCache()
# Not a directory
handler = webserver.SequentialHandler()
handler.add("GET", "/v1/AUTH_something/foo/it_is_a_file/", 404)
handler.add(
"GET",
"/v1/AUTH_something/foo?delimiter=%2F&limit=10000",
200,
{"Connection": "close", "Content-type": "application/json"},
"""[ { "name": "it_is_a_file/", "bytes": 0, "last_modified": "1970-01-01T00:00:01" } ]""",
)
with webserver.install_http_handler(handler):
ret = gdal.Rmdir("/vsiswift/foo/it_is_a_file")
assert ret != 0
# Valid
handler = webserver.SequentialHandler()
handler.add("GET", "/v1/AUTH_something/foo/dir/", 200)
handler.add(
"GET",
"/v1/AUTH_something/foo?delimiter=%2F&limit=101&prefix=dir%2F",
200,
{"Connection": "close", "Content-type": "application/json"},
"""[]
""",
)
handler.add("DELETE", "/v1/AUTH_something/foo/dir/", 204)
with webserver.install_http_handler(handler):
ret = gdal.Rmdir("/vsiswift/foo/dir")
assert ret == 0
# Try deleting already deleted directory
handler = webserver.SequentialHandler()
handler.add("GET", "/v1/AUTH_something/foo/dir/", 404)
handler.add("GET", "/v1/AUTH_something/foo?delimiter=%2F&limit=10000", 200)
with webserver.install_http_handler(handler):
ret = gdal.Rmdir("/vsiswift/foo/dir")
assert ret != 0
gdal.VSICurlClearCache()
# Try deleting non-empty directory
handler = webserver.SequentialHandler()
handler.add("GET", "/v1/AUTH_something/foo/dir_nonempty/", 404)
handler.add(
"GET",
"/v1/AUTH_something/foo?delimiter=%2F&limit=10000",
200,
{"Connection": "close", "Content-type": "application/json"},
"""[ { "subdir": "dir_nonempty/" } ]""",
)
handler.add(
"GET",
"/v1/AUTH_something/foo?delimiter=%2F&limit=101&prefix=dir_nonempty%2F",
200,
{"Connection": "close", "Content-type": "application/json"},
"""[ { "name": "dir_nonempty/some_file", "bytes": 0, "last_modified": "1970-01-01T00:00:01" } ]""",
)
with webserver.install_http_handler(handler):
ret = gdal.Rmdir("/vsiswift/foo/dir_nonempty")
assert ret != 0
###############################################################################
def test_vsiswift_stop_webserver():
if gdaltest.webserver_port == 0:
pytest.skip()
# Clearcache needed to close all connections, since the Python server
# can only handle one connection at a time
gdal.VSICurlClearCache()
webserver.server_stop(gdaltest.webserver_process, gdaltest.webserver_port)
###############################################################################
# Nominal cases (require valid credentials)
def test_vsiswift_extra_1():
swift_resource = gdal.GetConfigOption("SWIFT_RESOURCE")
if swift_resource is None:
pytest.skip("Missing SWIFT_RESOURCE")
if "/" not in swift_resource:
path = "/vsiswift/" + swift_resource
statres = gdal.VSIStatL(path)
assert statres is not None and stat.S_ISDIR(statres.mode), (
"%s is not a valid bucket" % path
)
readdir = gdal.ReadDir(path)
assert readdir is not None, "ReadDir() should not return empty list"
for filename in readdir:
if filename != ".":
subpath = path + "/" + filename
assert gdal.VSIStatL(subpath) is not None, (
"Stat(%s) should not return an error" % subpath
)
unique_id = "vsiswift_test"
subpath = path + "/" + unique_id
ret = gdal.Mkdir(subpath, 0)
assert ret >= 0, "Mkdir(%s) should not return an error" % subpath
readdir = gdal.ReadDir(path)
assert unique_id in readdir, "ReadDir(%s) should contain %s" % (path, unique_id)
ret = gdal.Mkdir(subpath, 0)
assert ret != 0, "Mkdir(%s) repeated should return an error" % subpath
ret = gdal.Rmdir(subpath)
assert ret >= 0, "Rmdir(%s) should not return an error" % subpath
readdir = gdal.ReadDir(path)
assert unique_id not in readdir, "ReadDir(%s) should not contain %s" % (
path,
unique_id,
)
ret = gdal.Rmdir(subpath)
assert ret != 0, "Rmdir(%s) repeated should return an error" % subpath
ret = gdal.Mkdir(subpath, 0)
assert ret >= 0, "Mkdir(%s) should not return an error" % subpath
f = gdal.VSIFOpenL(subpath + "/test.txt", "wb")
assert f is not None
gdal.VSIFWriteL("hello", 1, 5, f)
gdal.VSIFCloseL(f)
ret = gdal.Rmdir(subpath)
assert ret != 0, (
"Rmdir(%s) on non empty directory should return an error" % subpath
)
f = gdal.VSIFOpenL(subpath + "/test.txt", "rb")
assert f is not None
data = gdal.VSIFReadL(1, 5, f).decode("utf-8")
assert data == "hello"
gdal.VSIFCloseL(f)
ret = gdal.Unlink(subpath + "/test.txt")
assert ret >= 0, "Unlink(%s) should not return an error" % (
subpath + "/test.txt"
)
ret = gdal.Rmdir(subpath)
assert ret >= 0, "Rmdir(%s) should not return an error" % subpath
return
f = open_for_read("/vsiswift/" + swift_resource)
assert f is not None
ret = gdal.VSIFReadL(1, 1, f)
gdal.VSIFCloseL(f)
assert len(ret) == 1
# Same with /vsiswift_streaming/
f = open_for_read("/vsiswift_streaming/" + swift_resource)
assert f is not None
ret = gdal.VSIFReadL(1, 1, f)
gdal.VSIFCloseL(f)
assert len(ret) == 1
# Invalid resource
gdal.ErrorReset()
f = open_for_read("/vsiswift_streaming/" + swift_resource + "/invalid_resource.baz")
assert f is None, gdal.VSIGetLastErrorMsg()
###############################################################################
def test_vsiswift_cleanup():
for var in gdaltest.swift_vars:
gdal.SetConfigOption(var, gdaltest.swift_vars[var])