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Rafael Monnerat
slapos.core
Commits
eb35deda
Commit
eb35deda
authored
Dec 22, 2020
by
Jérome Perrin
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testing: assorted fixes for software upgrade tests
See also
slapos!875
See merge request
!271
parents
2c50a97d
c8e16881
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281 additions
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227 deletions
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-227
slapos/testing/check_software.py
slapos/testing/check_software.py
+259
-0
slapos/testing/testcase.py
slapos/testing/testcase.py
+11
-222
slapos/testing/utils.py
slapos/testing/utils.py
+11
-5
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slapos/testing/check_software.py
0 → 100644
View file @
eb35deda
# -*- coding: utf-8 -*-
##############################################################################
#
# Copyright (c) 2018 Vifib SARL and Contributors. All Rights Reserved.
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsibility of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# guarantees and support are strongly adviced to contract a Free Software
# Service Company
#
# This program is Free Software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 3
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
##############################################################################
import
fnmatch
import
glob
import
os
import
re
import
warnings
import
pkg_resources
import
requests
try
:
import
subprocess32
as
subprocess
except
ImportError
:
import
subprocess
# type: ignore
subprocess
# pyflakes
try
:
from
typing
import
Dict
,
Iterable
,
List
except
ImportError
:
pass
from
..slap.standalone
import
StandaloneSlapOS
from
..grid.utils
import
md5digest
def
checkSoftware
(
slap
,
software_url
):
# type: (StandaloneSlapOS, str) -> None
"""Check software installation.
This perform a few basic static checks for common problems
with software installations.
"""
# Check that all components set rpath correctly and we don't have miss linking any libraries.
# Also check that they are not linked against system libraries, except a white list of core
# system libraries.
system_lib_white_list
=
set
((
'libc'
,
'libcrypt'
,
'libdl'
,
'libgcc_s'
,
'libgomp'
,
'libm'
,
'libnsl'
,
'libpthread'
,
'libresolv'
,
'librt'
,
'libstdc++'
,
'libutil'
,
))
# we also ignore a few patterns for part that are known to be binary distributions,
# for which we generate LD_LIBRARY_PATH wrappers or we don't use directly.
ignored_file_patterns
=
set
((
'*/parts/java-re*/*'
,
'*/parts/firefox*/*'
,
'*/parts/chromium-*/*'
,
'*/parts/chromedriver*/*'
,
'*/parts/libreoffice-bin/*'
,
'*/parts/wkhtmltopdf/*'
,
# R uses wrappers to relocate symbols
'*/r-language/lib*/R/*'
,
# pulp is a git checkout with some executables
'*/pulp-repository.git/src/pulp/solverdir/cbc*'
,
# nss is not a binary distribution, but for some reason it has invalid rpath, but it does
# not seem to be a problem in our use cases.
'*/parts/nss/*'
,
# npm packages containing binaries
'*/node_modules/phantomjs*/*'
,
'*/grafana/tools/phantomjs/*'
,
'*/node_modules/puppeteer/*'
,
# left over of compilation failures
'*/*__compile__/*'
,
))
software_hash
=
md5digest
(
software_url
)
error_list
=
[]
warning_list
=
[]
ldd_so_resolved_re
=
re
.
compile
(
r'\t(?P<library_name>.*) => (?P<library_path>.*) \
(
0x'
)
ldd_already_loaded_re
=
re
.
compile
(
r'\t(?P<library_name>.*) \
(
0x'
)
ldd_not_found_re
=
re
.
compile
(
r'.*not found.*'
)
class
DynamicLibraryNotFound
(
Exception
):
"""Exception raised when ldd cannot resolve a library.
"""
def
getLddOutput
(
path
):
# type: (str) -> Dict[str, str]
"""Parse ldd output on shared object/executable as `path` and returns a mapping
of library paths or None when library is not found, keyed by library so name.
Raises a `DynamicLibraryNotFound` if any dynamic library is not found.
Special entries, like VDSO ( linux-vdso.so.1 ) or ELF interpreter
( /lib64/ld-linux-x86-64.so.2 ) are ignored.
"""
libraries
=
{}
# type: Dict[str, str]
try
:
ldd_output
=
subprocess
.
check_output
(
(
'ldd'
,
path
),
stderr
=
subprocess
.
STDOUT
,
universal_newlines
=
True
,
)
except
subprocess
.
CalledProcessError
as
e
:
if
e
.
output
not
in
(
'
\
t
not a dynamic executable
\
n
'
,):
raise
return
libraries
if
ldd_output
==
'
\
t
statically linked
\
n
'
:
return
libraries
not_found
=
[]
for
line
in
ldd_output
.
splitlines
():
resolved_so_match
=
ldd_so_resolved_re
.
match
(
line
)
ldd_already_loaded_match
=
ldd_already_loaded_re
.
match
(
line
)
not_found_match
=
ldd_not_found_re
.
match
(
line
)
if
resolved_so_match
:
libraries
[
resolved_so_match
.
group
(
'library_name'
)]
=
resolved_so_match
.
group
(
'library_path'
)
elif
ldd_already_loaded_match
:
# VDSO or ELF, ignore . See https://stackoverflow.com/a/35805410/7294664 for more about this
pass
elif
not_found_match
:
not_found
.
append
(
line
)
else
:
raise
RuntimeError
(
'Unknown ldd line %s for %s.'
%
(
line
,
path
))
if
not_found
:
not_found_text
=
'
\
n
'
.
join
(
not_found
)
raise
DynamicLibraryNotFound
(
'{path} has some not found libraries:
\
n
{not_found_text}'
.
format
(
**
locals
()))
return
libraries
def
checkExecutableLink
(
paths_to_check
,
valid_paths_for_libs
):
# type: (Iterable[str], Iterable[str]) -> List[str]
"""Check shared libraries linked with executables in `paths_to_check`.
Only libraries from `valid_paths_for_libs` are accepted.
Returns a list of error messages.
"""
valid_paths_for_libs
=
[
os
.
path
.
realpath
(
x
)
for
x
in
valid_paths_for_libs
]
executable_link_error_list
=
[]
for
path
in
paths_to_check
:
for
root
,
dirs
,
files
in
os
.
walk
(
path
):
for
f
in
files
:
f
=
os
.
path
.
join
(
root
,
f
)
if
any
(
fnmatch
.
fnmatch
(
f
,
ignored_pattern
)
for
ignored_pattern
in
ignored_file_patterns
):
continue
if
os
.
access
(
f
,
os
.
X_OK
)
or
fnmatch
.
fnmatch
(
'*.so'
,
f
):
try
:
libs
=
getLddOutput
(
f
)
except
DynamicLibraryNotFound
as
e
:
executable_link_error_list
.
append
(
str
(
e
))
else
:
for
lib
,
lib_path
in
libs
.
items
():
if
lib
.
split
(
'.'
)[
0
]
in
system_lib_white_list
:
continue
lib_path
=
os
.
path
.
realpath
(
lib_path
)
# dynamically linked programs can only be linked with libraries
# present in software or in shared parts repository.
if
any
(
lib_path
.
startswith
(
valid_path
)
for
valid_path
in
valid_paths_for_libs
):
continue
executable_link_error_list
.
append
(
'{f} uses system library {lib_path} for {lib}'
.
format
(
**
locals
()))
return
executable_link_error_list
paths_to_check
=
(
os
.
path
.
join
(
slap
.
software_directory
,
software_hash
),
slap
.
shared_directory
,
)
error_list
.
extend
(
checkExecutableLink
(
paths_to_check
,
paths_to_check
+
tuple
(
slap
.
_shared_part_list
),
))
# check this software is not referenced in any shared parts.
for
signature_file
in
glob
.
glob
(
os
.
path
.
join
(
slap
.
shared_directory
,
'*'
,
'*'
,
'.*slapos.*.signature'
)):
with
open
(
signature_file
)
as
f
:
signature_content
=
f
.
read
()
if
software_hash
in
signature_content
:
error_list
.
append
(
"Software hash present in signature {}
\
n
{}
\
n
"
.
format
(
signature_file
,
signature_content
))
def
checkEggsVersionsKnownVulnerabilities
(
egg_directories
,
safety_db
=
requests
.
get
(
'https://raw.githubusercontent.com/pyupio/safety-db/master/data/insecure_full.json'
).
json
()):
# type: (List[str], Dict) -> Iterable[str]
"""Check eggs against known vulnerabilities database from https://github.com/pyupio/safety-db
"""
env
=
pkg_resources
.
Environment
(
egg_directories
)
for
egg
in
env
:
known_vulnerabilities
=
safety_db
.
get
(
egg
)
if
known_vulnerabilities
:
for
distribution
in
env
[
egg
]:
for
known_vulnerability
in
known_vulnerabilities
:
for
vulnerable_spec
in
known_vulnerability
[
'specs'
]:
for
req
in
pkg_resources
.
parse_requirements
(
egg
+
vulnerable_spec
):
vulnerability_description
=
"
\
n
"
.
join
(
u"{}: {}"
.
format
(
*
item
)
for
item
in
known_vulnerability
.
items
())
if
distribution
in
req
:
yield
(
u"{egg} use vulnerable version {distribution.version} because {vulnerable_spec}.
\
n
"
"{vulnerability_description}
\
n
"
.
format
(
**
locals
()))
warning_list
.
extend
(
checkEggsVersionsKnownVulnerabilities
(
glob
.
glob
(
os
.
path
.
join
(
slap
.
software_directory
,
software_hash
,
'eggs'
,
'*'
,
))
+
glob
.
glob
(
os
.
path
.
join
(
slap
.
software_directory
,
software_hash
,
'develop-eggs'
,
'*'
,
))))
if
warning_list
:
warnings
.
warn
(
'
\
n
'
.
join
(
warning_list
))
if
error_list
:
raise
RuntimeError
(
'
\
n
'
.
join
(
error_list
))
slapos/testing/testcase.py
View file @
eb35deda
...
@@ -29,30 +29,22 @@
...
@@ -29,30 +29,22 @@
import
unittest
import
unittest
import
os
import
os
import
fnmatch
import
fnmatch
import
re
import
glob
import
glob
import
logging
import
logging
import
shutil
import
shutil
import
warnings
import
warnings
import
pkg_resources
import
requests
from
six.moves.urllib.parse
import
urlparse
from
six.moves.urllib.parse
import
urlparse
try
:
import
subprocess32
as
subprocess
except
ImportError
:
import
subprocess
# type: ignore
subprocess
# pyflakes
from
.utils
import
getPortFromPath
from
.utils
import
getPortFromPath
from
.utils
import
ManagedResource
from
.utils
import
ManagedResource
from
..slap.standalone
import
StandaloneSlapOS
from
..slap.standalone
import
StandaloneSlapOS
from
..slap.standalone
import
SlapOSNodeCommandError
from
..slap.standalone
import
SlapOSNodeCommandError
from
..slap.standalone
import
PathTooDeepError
from
..slap.standalone
import
PathTooDeepError
from
..grid.utils
import
md5digest
from
..util
import
mkdir_p
from
..util
import
mkdir_p
from
..slap
import
ComputerPartition
from
.check_software
import
checkSoftware
try
:
try
:
from
typing
import
Iterable
,
Tuple
,
Callable
,
Type
,
Dict
,
List
,
Optional
,
TypeVar
from
typing
import
Iterable
,
Tuple
,
Callable
,
Type
,
Dict
,
List
,
Optional
,
TypeVar
...
@@ -73,8 +65,9 @@ def makeModuleSetUpAndTestCaseClass(
...
@@ -73,8 +65,9 @@ def makeModuleSetUpAndTestCaseClass(
'SLAPOS_TEST_SHARED_PART_LIST'
,
''
).
split
(
os
.
pathsep
)
if
p
'SLAPOS_TEST_SHARED_PART_LIST'
,
''
).
split
(
os
.
pathsep
)
if
p
],
],
snapshot_directory
=
os
.
environ
.
get
(
'SLAPOS_TEST_LOG_DIRECTORY'
),
snapshot_directory
=
os
.
environ
.
get
(
'SLAPOS_TEST_LOG_DIRECTORY'
),
software_id
=
None
):
):
# type: (str, str, str, str, bool, bool, Iterable[str], Optional[str]) -> Tuple[Callable[[], None], Type[SlapOSInstanceTestCase]]
# type: (str, str, str, str, bool, bool, Iterable[str], Optional[str]
, Optional[str]
) -> Tuple[Callable[[], None], Type[SlapOSInstanceTestCase]]
"""Create a setup module function and a testcase for testing `software_url`.
"""Create a setup module function and a testcase for testing `software_url`.
This function returns a tuple of two arguments:
This function returns a tuple of two arguments:
...
@@ -101,6 +94,11 @@ def makeModuleSetUpAndTestCaseClass(
...
@@ -101,6 +94,11 @@ def makeModuleSetUpAndTestCaseClass(
This is controlled by SLAPOS_TEST_SHARED_PART_LIST environment variable,
This is controlled by SLAPOS_TEST_SHARED_PART_LIST environment variable,
which should be a : separated list of path.
which should be a : separated list of path.
The framework will save snapshot and logs using `software_id` which is
by default computed automatically from the software URL, but can also
be passed explicitly, to use a different name for different kind of
tests, like for example upgrade tests.
A note about paths:
A note about paths:
SlapOS itself and some services running in SlapOS uses unix sockets and
SlapOS itself and some services running in SlapOS uses unix sockets and
(sometimes very) deep paths, which does not play very well together.
(sometimes very) deep paths, which does not play very well together.
...
@@ -119,7 +117,8 @@ def makeModuleSetUpAndTestCaseClass(
...
@@ -119,7 +117,8 @@ def makeModuleSetUpAndTestCaseClass(
os
.
environ
.
get
(
os
.
environ
.
get
(
'SLAPOS_TEST_WORKING_DIR'
,
os
.
path
.
join
(
os
.
getcwd
(),
'.slapos'
)))
'SLAPOS_TEST_WORKING_DIR'
,
os
.
path
.
join
(
os
.
getcwd
(),
'.slapos'
)))
software_id
=
urlparse
(
software_url
).
path
.
split
(
'/'
)[
-
2
]
if
not
software_id
:
software_id
=
urlparse
(
software_url
).
path
.
split
(
'/'
)[
-
2
]
logging
.
basicConfig
(
logging
.
basicConfig
(
level
=
logging
.
DEBUG
,
level
=
logging
.
DEBUG
,
...
@@ -175,216 +174,6 @@ def makeModuleSetUpAndTestCaseClass(
...
@@ -175,216 +174,6 @@ def makeModuleSetUpAndTestCaseClass(
return
setUpModule
,
SlapOSInstanceTestCase_
return
setUpModule
,
SlapOSInstanceTestCase_
def
checkSoftware
(
slap
,
software_url
):
# type: (StandaloneSlapOS, str) -> None
"""Check software installation.
This perform a few basic static checks for common problems
with software installations.
"""
# Check that all components set rpath correctly and we don't have miss linking any libraries.
# Also check that they are not linked against system libraries, except a white list of core
# system libraries.
system_lib_white_list
=
set
((
'libc'
,
'libcrypt'
,
'libdl'
,
'libgcc_s'
,
'libgomp'
,
'libm'
,
'libnsl'
,
'libpthread'
,
'libresolv'
,
'librt'
,
'libstdc++'
,
'libutil'
,
))
# we also ignore a few patterns for part that are known to be binary distributions,
# for which we generate LD_LIBRARY_PATH wrappers or we don't use directly.
ignored_file_patterns
=
set
((
'*/parts/java-re*/*'
,
'*/parts/firefox*/*'
,
'*/parts/chromium-*/*'
,
'*/parts/chromedriver*/*'
,
'*/parts/libreoffice-bin/*'
,
'*/parts/wkhtmltopdf/*'
,
# R uses wrappers to relocate symbols
'*/r-language/lib*/R/*'
,
# pulp is a git checkout with some executables
'*/pulp-repository.git/src/pulp/solverdir/cbc*'
,
# nss is not a binary distribution, but for some reason it has invalid rpath, but it does
# not seem to be a problem in our use cases.
'*/parts/nss/*'
,
# npm packages containing binaries
'*/node_modules/phantomjs*/*'
,
'*/grafana/tools/phantomjs/*'
,
'*/node_modules/puppeteer/*'
,
# left over of compilation failures
'*/*__compile__/*'
,
))
software_hash
=
md5digest
(
software_url
)
error_list
=
[]
warning_list
=
[]
ldd_so_resolved_re
=
re
.
compile
(
r'\t(?P<library_name>.*) => (?P<library_path>.*) \
(
0x'
)
ldd_already_loaded_re
=
re
.
compile
(
r'\t(?P<library_name>.*) \
(
0x'
)
ldd_not_found_re
=
re
.
compile
(
r'.*not found.*'
)
class
DynamicLibraryNotFound
(
Exception
):
"""Exception raised when ldd cannot resolve a library.
"""
def
getLddOutput
(
path
):
# type: (str) -> Dict[str, str]
"""Parse ldd output on shared object/executable as `path` and returns a mapping
of library paths or None when library is not found, keyed by library so name.
Raises a `DynamicLibraryNotFound` if any dynamic library is not found.
Special entries, like VDSO ( linux-vdso.so.1 ) or ELF interpreter
( /lib64/ld-linux-x86-64.so.2 ) are ignored.
"""
libraries
=
{}
# type: Dict[str, str]
try
:
ldd_output
=
subprocess
.
check_output
(
(
'ldd'
,
path
),
stderr
=
subprocess
.
STDOUT
,
universal_newlines
=
True
,
)
except
subprocess
.
CalledProcessError
as
e
:
if
e
.
output
not
in
(
'
\
t
not a dynamic executable
\
n
'
,):
raise
return
libraries
if
ldd_output
==
'
\
t
statically linked
\
n
'
:
return
libraries
not_found
=
[]
for
line
in
ldd_output
.
splitlines
():
resolved_so_match
=
ldd_so_resolved_re
.
match
(
line
)
ldd_already_loaded_match
=
ldd_already_loaded_re
.
match
(
line
)
not_found_match
=
ldd_not_found_re
.
match
(
line
)
if
resolved_so_match
:
libraries
[
resolved_so_match
.
group
(
'library_name'
)]
=
resolved_so_match
.
group
(
'library_path'
)
elif
ldd_already_loaded_match
:
# VDSO or ELF, ignore . See https://stackoverflow.com/a/35805410/7294664 for more about this
pass
elif
not_found_match
:
not_found
.
append
(
line
)
else
:
raise
RuntimeError
(
'Unknown ldd line %s for %s.'
%
(
line
,
path
))
if
not_found
:
not_found_text
=
'
\
n
'
.
join
(
not_found
)
raise
DynamicLibraryNotFound
(
'{path} has some not found libraries:
\
n
{not_found_text}'
.
format
(
**
locals
()))
return
libraries
def
checkExecutableLink
(
paths_to_check
,
valid_paths_for_libs
):
# type: (Iterable[str], Iterable[str]) -> List[str]
"""Check shared libraries linked with executables in `paths_to_check`.
Only libraries from `valid_paths_for_libs` are accepted.
Returns a list of error messages.
"""
valid_paths_for_libs
=
[
os
.
path
.
realpath
(
x
)
for
x
in
valid_paths_for_libs
]
executable_link_error_list
=
[]
for
path
in
paths_to_check
:
for
root
,
dirs
,
files
in
os
.
walk
(
path
):
for
f
in
files
:
f
=
os
.
path
.
join
(
root
,
f
)
if
any
(
fnmatch
.
fnmatch
(
f
,
ignored_pattern
)
for
ignored_pattern
in
ignored_file_patterns
):
continue
if
os
.
access
(
f
,
os
.
X_OK
)
or
fnmatch
.
fnmatch
(
'*.so'
,
f
):
try
:
libs
=
getLddOutput
(
f
)
except
DynamicLibraryNotFound
as
e
:
executable_link_error_list
.
append
(
str
(
e
))
else
:
for
lib
,
lib_path
in
libs
.
items
():
if
lib
.
split
(
'.'
)[
0
]
in
system_lib_white_list
:
continue
lib_path
=
os
.
path
.
realpath
(
lib_path
)
# dynamically linked programs can only be linked with libraries
# present in software or in shared parts repository.
if
any
(
lib_path
.
startswith
(
valid_path
)
for
valid_path
in
valid_paths_for_libs
):
continue
executable_link_error_list
.
append
(
'{f} uses system library {lib_path} for {lib}'
.
format
(
**
locals
()))
return
executable_link_error_list
paths_to_check
=
(
os
.
path
.
join
(
slap
.
software_directory
,
software_hash
),
slap
.
shared_directory
,
)
error_list
.
extend
(
checkExecutableLink
(
paths_to_check
,
paths_to_check
+
tuple
(
slap
.
_shared_part_list
),
))
# check this software is not referenced in any shared parts.
for
signature_file
in
glob
.
glob
(
os
.
path
.
join
(
slap
.
shared_directory
,
'*'
,
'*'
,
'.*slapos.*.signature'
)):
with
open
(
signature_file
)
as
f
:
signature_content
=
f
.
read
()
if
software_hash
in
signature_content
:
error_list
.
append
(
"Software hash present in signature {}
\
n
{}
\
n
"
.
format
(
signature_file
,
signature_content
))
def
checkEggsVersionsKnownVulnerabilities
(
egg_directories
,
safety_db
=
requests
.
get
(
'https://raw.githubusercontent.com/pyupio/safety-db/master/data/insecure_full.json'
).
json
()):
# type: (List[str], Dict) -> Iterable[str]
"""Check eggs against known vulnerabilities database from https://github.com/pyupio/safety-db
"""
env
=
pkg_resources
.
Environment
(
egg_directories
)
for
egg
in
env
:
known_vulnerabilities
=
safety_db
.
get
(
egg
)
if
known_vulnerabilities
:
for
distribution
in
env
[
egg
]:
for
known_vulnerability
in
known_vulnerabilities
:
for
vulnerable_spec
in
known_vulnerability
[
'specs'
]:
for
req
in
pkg_resources
.
parse_requirements
(
egg
+
vulnerable_spec
):
vulnerability_description
=
"
\
n
"
.
join
(
u"{}: {}"
.
format
(
*
item
)
for
item
in
known_vulnerability
.
items
())
if
distribution
in
req
:
yield
(
u"{egg} use vulnerable version {distribution.version} because {vulnerable_spec}.
\
n
"
"{vulnerability_description}
\
n
"
.
format
(
**
locals
()))
warning_list
.
extend
(
checkEggsVersionsKnownVulnerabilities
(
glob
.
glob
(
os
.
path
.
join
(
slap
.
software_directory
,
software_hash
,
'eggs'
,
'*'
,
))
+
glob
.
glob
(
os
.
path
.
join
(
slap
.
software_directory
,
software_hash
,
'develop-eggs'
,
'*'
,
))))
if
warning_list
:
warnings
.
warn
(
'
\
n
'
.
join
(
warning_list
))
if
error_list
:
raise
RuntimeError
(
'
\
n
'
.
join
(
error_list
))
def
installSoftwareUrlList
(
cls
,
software_url_list
,
max_retry
=
10
,
debug
=
False
):
def
installSoftwareUrlList
(
cls
,
software_url_list
,
max_retry
=
10
,
debug
=
False
):
# type: (Type[SlapOSInstanceTestCase], Iterable[str], int, bool) -> None
# type: (Type[SlapOSInstanceTestCase], Iterable[str], int, bool) -> None
"""Install softwares on the current testing slapos, for use in `setUpModule`.
"""Install softwares on the current testing slapos, for use in `setUpModule`.
...
...
slapos/testing/utils.py
View file @
eb35deda
...
@@ -218,11 +218,17 @@ class CrontabMixin(object):
...
@@ -218,11 +218,17 @@ class CrontabMixin(object):
be a relative time.
be a relative time.
"""
"""
crontab_command
=
self
.
_getCrontabCommand
(
crontab_name
)
crontab_command
=
self
.
_getCrontabCommand
(
crontab_name
)
crontab_output
=
subprocess
.
check_output
(
try
:
"faketime {date} bash -o pipefail -e -c '{crontab_command}'"
.
format
(
**
locals
()),
crontab_output
=
subprocess
.
check_output
(
shell
=
True
,
"faketime {date} bash -o pipefail -e -c '{crontab_command}'"
.
format
(
**
locals
()),
)
shell
=
True
,
self
.
logger
.
debug
(
"crontab %s output: %s"
,
crontab_command
,
crontab_output
)
stderr
=
subprocess
.
STDOUT
,
)
except
subprocess
.
CalledProcessError
as
e
:
self
.
logger
.
debug
(
'error executing crontab %s output: %s'
,
crontab_command
,
e
.
output
)
raise
else
:
self
.
logger
.
debug
(
"crontab %s output: %s"
,
crontab_command
,
crontab_output
)
class
ImageComparisonTestCase
(
unittest
.
TestCase
):
class
ImageComparisonTestCase
(
unittest
.
TestCase
):
...
...
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