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import getpass
import os
from pathlib import Path
from textwrap import dedent
from dateutil.parser import parse
from pythonanywhere.api.base import PYTHON_VERSIONS, call_api, get_api_endpoint
from pythonanywhere.exceptions import SanityException
from pythonanywhere.snakesay import snakesay
class Webapp:
def __init__(self, domain):
self.domain = domain
def __eq__(self, other):
return self.domain == other.domain
def sanity_checks(self, nuke):
print(snakesay("Running API sanity checks"))
token = os.environ.get("API_TOKEN")
if not token:
raise SanityException(
dedent(
"""
Could not find your API token.
You may need to create it on the Accounts page?
You will also need to close this console and open a new one once you've done that.
"""
)
)
if nuke:
return
url = get_api_endpoint().format(username=getpass.getuser(), flavor="webapps") + self.domain + "/"
response = call_api(url, "get")
if response.status_code == 200:
raise SanityException(
"You already have a webapp for {domain}.\n\nUse the --nuke option if you want to replace it.".format(
domain=self.domain
)
)
def create(self, python_version, virtualenv_path, project_path, nuke):
print(snakesay("Creating web app via API"))
if nuke:
webapp_url = get_api_endpoint().format(username=getpass.getuser(), flavor="webapps") + self.domain + "/"
call_api(webapp_url, "delete")
post_url = get_api_endpoint().format(username=getpass.getuser(), flavor="webapps")
patch_url = post_url + self.domain + "/"
response = call_api(
post_url, "post", data={"domain_name": self.domain, "python_version": PYTHON_VERSIONS[python_version]}
)
if not response.ok or response.json().get("status") == "ERROR":
raise Exception(
"POST to create webapp via API failed, got {response}:{response_text}".format(
response=response, response_text=response.text
)
)
response = call_api(
patch_url, "patch", data={"virtualenv_path": virtualenv_path, "source_directory": project_path}
)
if not response.ok:
raise Exception(
"PATCH to set virtualenv path and source directory via API failed,"
"got {response}:{response_text}".format(response=response, response_text=response.text)
)
def add_default_static_files_mappings(self, project_path):
print(snakesay("Adding static files mappings for /static/ and /media/"))
url = (
get_api_endpoint().format(username=getpass.getuser(), flavor="webapps") + self.domain + "/static_files/"
)
call_api(url, "post", json=dict(url="/static/", path=str(Path(project_path) / "static")))
call_api(url, "post", json=dict(url="/media/", path=str(Path(project_path) / "media")))
def reload(self):
print(snakesay("Reloading {domain} via API".format(domain=self.domain)))
url = get_api_endpoint().format(username=getpass.getuser(), flavor="webapps") + self.domain + "/reload/"
response = call_api(url, "post")
if not response.ok:
if response.status_code == 409 and response.json()["error"] == "cname_error":
print(
snakesay(
dedent("""
Could not find a CNAME for your website. If you're using an A record,
CloudFlare, or some other way of pointing your domain at PythonAnywhere
then that should not be a problem. If you're not, you should double-check
your DNS setup.
""")
)
)
return
raise Exception(
"POST to reload webapp via API failed, got {response}:{response_text}".format(
response=response, response_text=response.text
)
)
def set_ssl(self, certificate, private_key):
print(snakesay("Setting up SSL for {domain} via API".format(domain=self.domain)))
url = get_api_endpoint().format(username=getpass.getuser(), flavor="webapps") + self.domain + "/ssl/"
response = call_api(url, "post", json={"cert": certificate, "private_key": private_key})
if not response.ok:
raise Exception(
dedent(
"""
POST to set SSL details via API failed, got {response}:{response_text}
If you just created an API token, you need to set the API_TOKEN environment variable or start a
new console. Also you need to have setup a `{domain}` PythonAnywhere webapp for this to work.
"""
).format(response=response, response_text=response.text, domain=self.domain)
)
def get_ssl_info(self):
url = get_api_endpoint().format(username=getpass.getuser(), flavor="webapps") + self.domain + "/ssl/"
response = call_api(url, "get")
if not response.ok:
raise Exception(
"GET SSL details via API failed, got {response}:{response_text}".format(
response=response, response_text=response.text
)
)
result = response.json()
result["not_after"] = parse(result["not_after"])
return result
def delete_log(self, log_type, index=0):
if index:
print(
snakesay(
"Deleting old (archive number {index}) {type} log file for {domain} via API".format(
index=index, type=log_type, domain=self.domain
)
)
)
else:
print(
snakesay(
"Deleting current {type} log file for {domain} via API".format(type=log_type, domain=self.domain)
)
)
if index == 1:
url = get_api_endpoint().format(
username=getpass.getuser(), flavor="files"
) + "path/var/log/{domain}.{type}.log.1/".format(domain=self.domain, type=log_type)
elif index > 1:
url = get_api_endpoint().format(
username=getpass.getuser(), flavor="files"
) + "path/var/log/{domain}.{type}.log.{index}.gz/".format(domain=self.domain, type=log_type, index=index)
else:
url = get_api_endpoint().format(
username=getpass.getuser(), flavor="files"
) + "path/var/log/{domain}.{type}.log/".format(domain=self.domain, type=log_type)
response = call_api(url, "delete")
if not response.ok:
raise Exception(
"DELETE log file via API failed, got {response}:{response_text}".format(
response=response, response_text=response.text
)
)
def get_log_info(self):
url = get_api_endpoint().format(username=getpass.getuser(), flavor="files") + "tree/?path=/var/log/"
response = call_api(url, "get")
if not response.ok:
raise Exception(
"GET log files info via API failed, got {response}:{response_text}".format(
response=response, response_text=response.text
)
)
file_list = response.json()
log_types = ["access", "error", "server"]
logs = {"access": [], "error": [], "server": []}
log_prefix = "/var/log/{domain}.".format(domain=self.domain)
for file_name in file_list:
if type(file_name) == str and file_name.startswith(log_prefix):
log = file_name[len(log_prefix):].split(".")
if log[0] in log_types:
log_type = log[0]
if log[-1] == "log":
log_index = 0
elif log[-1] == "1":
log_index = 1
elif log[-1] == "gz":
log_index = int(log[-2])
else:
continue
logs[log_type].append(log_index)
return logs