def new_environment_check(srcpath, site_name, ckan_version):
"""
Check if a new environment or site can be created at the given path.
Returns (name, datadir, sitedir, srcdir) or raises DatacatsError
"""
docker.require_images()
workdir, name = path.split(path.abspath(path.expanduser(srcpath)))
if not validate.valid_name(name):
raise DatacatsError(
"Please choose an environment name starting"
" with a letter and including only lowercase letters"
" and digits"
)
if not path.isdir(workdir):
raise DatacatsError("Parent directory for environment" " does not exist")
datadir = path.expanduser("~/.datacats/" + name)
sitedir = datadir + "/sites/" + site_name
# We track through the datadir to the target if we are just making a
# site
if path.isdir(datadir):
with open(datadir + "/project-dir") as pd:
srcdir = pd.read()
else:
srcdir = workdir + "/" + name
if ckan_version not in SUPPORTED_PRELOADS:
raise DatacatsError(
"""Datacats does not currently support CKAN version {}.
Versions that are currently supported are: {}""".format(
ckan_version, ", ".join(SUPPORTED_PRELOADS)
)
)
preload_name = str(ckan_version)
# Get all the versions from the tags
downloaded_versions = [tag for tag in docker.get_tags("datacats/ckan")]
if ckan_version not in downloaded_versions:
retrying_pull_image("datacats/ckan:{}".format(preload_name))
if path.isdir(sitedir):
raise DatacatsError("Site data directory {0} already exists".format(sitedir))
# This is the case where the data dir has been removed,
if path.isdir(srcdir) and not path.isdir(datadir):
raise DatacatsError(
"Environment directory exists, but data directory does not.\n"
"If you simply want to recreate the data directory, run "
'"datacats init" in the environment directory.'
)
return name, datadir, srcdir
def new_environment_check(srcpath, site_name, ckan_version):
"""
Check if a new environment or site can be created at the given path.
Returns (name, datadir, sitedir, srcdir) or raises DatacatsError
"""
docker.require_images()
workdir, name = path.split(path.abspath(path.expanduser(srcpath)))
if not validate.valid_name(name):
raise DatacatsError(
'Please choose an environment name starting'
' with a letter and including only lowercase letters'
' and digits')
if not path.isdir(workdir):
raise DatacatsError('Parent directory for environment'
' does not exist')
datadir = path.expanduser('~/.datacats/' + name)
sitedir = datadir + '/sites/' + site_name
# We track through the datadir to the target if we are just making a
# site
if path.isdir(datadir):
with open(datadir + '/project-dir') as pd:
srcdir = pd.read()
else:
srcdir = workdir + '/' + name
if ckan_version not in SUPPORTED_PRELOADS:
raise DatacatsError(
'''Datacats does not currently support CKAN version {}.
Versions that are currently supported are: {}'''.format(
ckan_version, ', '.join(SUPPORTED_PRELOADS)))
preload_name = str(ckan_version)
# Get all the versions from the tags
downloaded_versions = [tag for tag in docker.get_tags('datacats/ckan')]
if ckan_version not in downloaded_versions:
retrying_pull_image('datacats/ckan:{}'.format(preload_name))
if path.isdir(sitedir):
raise DatacatsError(
'Site data directory {0} already exists'.format(sitedir))
# This is the case where the data dir has been removed,
if path.isdir(srcdir) and not path.isdir(datadir):
raise DatacatsError(
'Environment directory exists, but data directory does not.\n'
'If you simply want to recreate the data directory, run '
'"datacats init" in the environment directory.')
return name, datadir, srcdir
def require_extra_image(image_name):
if not docker.image_exists(image_name):
retrying_pull_image(image_name)
def require_extra_image(image_name):
if not docker.image_exists(image_name):
retrying_pull_image(image_name)
