Release version 0.23.0

Avoid to crash in case of HTTP 502 error

CHANGES.rst

@@ -1,56 +1,83 @@
 Changelog
 =========
 
-0.21.1 (2018-12-25)
+0.23.0 (2019-06-04)
+-------------------
+------------------------
+- Avoid to crash in case of HTTP 502 error. [Gael de Chalendar]
+
+  Survive also on socket.error connections like on HTTPError or URLError.
+
+  This should solve issue #110.
+
+
+0.22.2 (2019-02-21)
 -------------------
 
+Fix
+~~~
+- Warn instead of error. [Jose Diaz-Gonzalez]
+
+  Refs #106
+
+
+0.22.1 (2019-02-21)
+-------------------
+- Log URL error https://github.com/josegonzalez/python-github-
+  backup/issues/105. [JOHN STETIC]
+
+
+0.22.0 (2019-02-01)
+-------------------
+- Remove unnecessary sys.exit call. [W. Harrison Wright]
+- Add org check to avoid incorrect log output. [W. Harrison Wright]
+- Fix accidental system exit with better logging strategy. [W. Harrison
+  Wright]
+
+
+0.21.1 (2018-12-25)
+-------------------
 - Mark options which are not included in --all. [Bernd]
 
   As discussed in Issue #100
 
+
 0.21.0 (2018-11-28)
 -------------------
-
 - Correctly download repos when user arg != authenticated user. [W.
   Harrison Wright]
 
+
 0.20.1 (2018-09-29)
 -------------------
-
 - Clone the specified user's gists, not the authenticated user. [W.
   Harrison Wright]
-
 - Clone the specified user's starred repos, not the authenticated user.
   [W. Harrison Wright]
 
+
 0.20.0 (2018-03-24)
 -------------------
-
 - Chore: drop Python 2.6. [Jose Diaz-Gonzalez]
-
 - Feat: simplify release script. [Jose Diaz-Gonzalez]
 
+
 0.19.2 (2018-03-24)
 -------------------
 
 Fix
 ~~~
-
 - Cleanup pep8 violations. [Jose Diaz-Gonzalez]
 
+
 0.19.0 (2018-03-24)
 -------------------
-
 - Add additional output for the current request. [Robin Gloster]
 
   This is useful to have some progress indication for huge repositories.
-
-
 - Add option to backup additional PR details. [Robin Gloster]
 
   Some payload is only included when requesting a single pull request
-
-
 - Mark string as binary in comparison for skip_existing. [Johannes
   Bornhold]
 
@@ -61,66 +88,53 @@ Fix
 
 0.18.0 (2018-02-22)
 -------------------
-
 - Add option to fetch followers/following JSON data. [Stephen Greene]
 
+
 0.17.0 (2018-02-20)
 -------------------
-
 - Short circuit gists backup process. [W. Harrison Wright]
-
 - Formatting. [W. Harrison Wright]
-
 - Add ability to backup gists. [W. Harrison Wright]
 
+
 0.16.0 (2018-01-22)
 -------------------
-
 - Change option to --all-starred. [W. Harrison Wright]
-
 - JK don't update documentation. [W. Harrison Wright]
-
 - Put starred clone repoistories under a new option. [W. Harrison
   Wright]
-
 - Add comment. [W. Harrison Wright]
-
 - Add ability to clone starred repos. [W. Harrison Wright]
 
+
 0.14.1 (2017-10-11)
 -------------------
-
 - Fix arg not defined error. [Edward Pfremmer]
 
-  Ref: https://github.com/josegonzalez/python-github-backup/issues/69
 
 0.14.0 (2017-10-11)
 -------------------
-
 - Added a check to see if git-lfs is installed when doing an LFS clone.
   [pieterclaerhout]
-
 - Added support for LFS clones. [pieterclaerhout]
-
 - Add pypi info to readme. [Albert Wang]
-
 - Explicitly support python 3 in package description. [Albert Wang]
-
 - Add couple examples to help new users. [Yusuf Tran]
 
+
 0.13.2 (2017-05-06)
 -------------------
-
 - Fix remotes while updating repository. [Dima Gerasimov]
 
+
 0.13.1 (2017-04-11)
 -------------------
-
 - Fix error when repository has no updated_at value. [Nicolai Ehemann]
 
+
 0.13.0 (2017-04-05)
 -------------------
-
 - Add OS check for OSX specific keychain args. [Martin O'Reilly]
 
   Keychain arguments are only supported on Mac OSX.
@@ -129,8 +143,6 @@ Fix
   error message rather than a "No password item matching the
   provided name and account could be found in the osx keychain"
   error message
-
-
 - Add support for storing PAT in OSX keychain. [Martin O'Reilly]
 
   Added additional optional arguments and README guidance for storing
@@ -140,62 +152,48 @@ Fix
 
 0.12.1 (2017-03-27)
 -------------------
-
 - Avoid remote branch name churn. [Chris Adams]
 
   This avoids the backup output having lots of "[new branch]" messages
   because removing the old remote name removed all of the existing branch
   references.
-
-
 - Fix detection of bare git directories. [Andrzej Maczuga]
 
+
 0.12.0 (2016-11-22)
 -------------------
 
 Fix
 ~~~
-
 - Properly import version from github_backup package. [Jose Diaz-
   Gonzalez]
-
 - Support alternate git status output. [Jose Diaz-Gonzalez]
 
 Other
 ~~~~~
-
 - Pep8: E501 line too long (83 > 79 characters) [Jose Diaz-Gonzalez]
-
 - Pep8: E128 continuation line under-indented for visual indent. [Jose
   Diaz-Gonzalez]
-
 - Support archivization using bare git clones. [Andrzej Maczuga]
-
 - Fix typo, 3x. [Terrell Russell]
 
+
 0.11.0 (2016-10-26)
 -------------------
-
 - Support --token file:///home/user/token.txt (fixes gh-51) [Björn
   Dahlgren]
-
 - Fix some linting. [Albert Wang]
-
 - Fix byte/string conversion for python 3. [Albert Wang]
-
 - Support python 3. [Albert Wang]
-
 - Encode special characters in password. [Remi Rampin]
-
 - Don't pretend program name is "Github Backup" [Remi Rampin]
-
 - Don't install over insecure connection. [Remi Rampin]
 
   The git:// protocol is unauthenticated and unencrypted, and no longer advertised by GitHub. Using HTTPS shouldn't impact performance.
 
+
 0.10.3 (2016-08-21)
 -------------------
-
 - Fixes #29. [Jonas Michel]
 
   Reporting an error when the user's rate limit is exceeded causes
@@ -203,8 +201,6 @@ Other
   sleep. Instead of generating an explicit error we just want to
   inform the user that the script is going to sleep until their rate
   limit count resets.
-
-
 - Fixes #29. [Jonas Michel]
 
   The errors list was not being cleared out after resuming a backup
@@ -215,14 +211,13 @@ Other
 
 0.10.2 (2016-08-21)
 -------------------
-
 - Add a note regarding git version requirement. [Jose Diaz-Gonzalez]
 
   Closes #37
 
+
 0.10.0 (2016-08-18)
 -------------------
-
 - Implement incremental updates. [Robert Bradshaw]
 
   Guarded with an --incremental flag.
@@ -235,12 +230,11 @@ Other
 
 0.9.0 (2016-03-29)
 ------------------
-
 - Fix cloning private repos with basic auth or token. [Kazuki Suda]
 
+
 0.8.0 (2016-02-14)
 ------------------
-
 - Don't store issues which are actually pull requests. [Enrico Tröger]
 
   This prevents storing pull requests twice since the Github API returns
@@ -251,43 +245,31 @@ Other
 
 0.7.0 (2016-02-02)
 ------------------
-
 - Softly fail if not able to read hooks. [Albert Wang]
-
 - Add note about 2-factor auth. [Albert Wang]
-
 - Make user repository search go through endpoint capable of reading
   private repositories. [Albert Wang]
-
 - Prompt for password if only username given. [Alex Hall]
 
+
 0.6.0 (2015-11-10)
 ------------------
-
 - Force proper remote url. [Jose Diaz-Gonzalez]
-
 - Improve error handling in case of HTTP errors. [Enrico Tröger]
 
   In case of a HTTP status code 404, the returned 'r' was never assigned.
   In case of URL errors which are not timeouts, we probably should bail
   out.
-
-
 - Add --hooks to also include web hooks into the backup. [Enrico Tröger]
-
 - Create the user specified output directory if it does not exist.
   [Enrico Tröger]
 
   Fixes #17.
-
-
 - Add missing auth argument to _get_response() [Enrico Tröger]
 
   When running unauthenticated and Github starts rate-limiting the client,
   github-backup crashes because the used auth variable in _get_response()
   was not available. This change should fix it.
-
-
 - Add repository URL to error message for non-existing repositories.
   [Enrico Tröger]
 
@@ -298,40 +280,28 @@ Other
 
 0.5.0 (2015-10-10)
 ------------------
-
 - Add release script. [Jose Diaz-Gonzalez]
-
 - Refactor to both simplify codepath as well as follow PEP8 standards.
   [Jose Diaz-Gonzalez]
-
 - Retry 3 times when the connection times out. [Mathijs Jonker]
-
 - Made unicode output defalut. [Kirill Grushetsky]
-
 - Import alphabetised. [Kirill Grushetsky]
-
 - Preserve Unicode characters in the output file. [Kirill Grushetsky]
 
   Added option to preserve Unicode characters in the output file
-
 - Josegonzales/python-github-backup#12 Added backup of labels and
   milestones. [aensley]
-
 - Fixed indent. [Mathijs Jonker]
-
 - Skip unitialized repo's. [mjonker-embed]
 
   These gave me errors which caused mails from crontab.
-
 - Added prefer-ssh. [mjonker-embed]
 
   Was needed for my back-up setup, code includes this but readme wasn't updated
-
 - Retry API requests which failed due to rate-limiting. [Chris Adams]
 
   This allows operation to continue, albeit at a slower pace,
   if you have enough data to trigger the API rate limits
-
 - Logging_subprocess: always log when a command fails. [Chris Adams]
 
   Previously git clones could fail without any indication
@@ -341,21 +311,15 @@ Other
   Now a non-zero return code will always output a message to
   stderr and will display the executed command so it can be
   rerun for troubleshooting.
-
-
 - Switch to using ssh_url. [Chris Adams]
 
   The previous commit used the wrong URL for a private repo. This was
   masked by the lack of error loging in logging_subprocess (which will be
   in a separate branch)
-
-
 - Add an option to prefer checkouts over SSH. [Chris Adams]
 
   This is really useful with private repos to avoid being nagged
   for credentials for every repository
-
-
 - Add pull request support. [Kevin Laude]
 
   Back up reporitory pull requests by passing the --include-pulls
@@ -367,8 +331,6 @@ Other
 
   Pull requests are automatically backed up when the --all argument is
   uesd.
-
-
 - Add GitHub Enterprise support. [Kevin Laude]
 
   Pass the -H or --github-host argument with a GitHub Enterprise hostname
@@ -378,35 +340,21 @@ Other
 
 0.2.0 (2014-09-22)
 ------------------
-
 - Add support for retrieving repositories. Closes #1. [Jose Diaz-
   Gonzalez]
-
 - Fix PEP8 violations. [Jose Diaz-Gonzalez]
-
 - Add authorization to header only if specified by user. [Ioannis
   Filippidis]
-
 - Fill out readme more. [Jose Diaz-Gonzalez]
-
 - Fix import. [Jose Diaz-Gonzalez]
-
 - Properly name readme. [Jose Diaz-Gonzalez]
-
 - Create MANIFEST.in. [Jose Diaz-Gonzalez]
-
 - Create .gitignore. [Jose Diaz-Gonzalez]
-
 - Create setup.py. [Jose Diaz-Gonzalez]
-
 - Create requirements.txt. [Jose Diaz-Gonzalez]
-
 - Create __init__.py. [Jose Diaz-Gonzalez]
-
 - Create LICENSE.txt. [Jose Diaz-Gonzalez]
-
 - Create README.md. [Jose Diaz-Gonzalez]
-
 - Create github-backup. [Jose Diaz-Gonzalez]
 
 

bin/github-backup

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 from __future__ import print_function
+import socket
 
 import argparse
 import base64
@@ -40,16 +41,17 @@ FNULL = open(os.devnull, 'w')
 
 
 def log_error(message):
-    if type(message) == str:
-        message = [message]
-
-    for msg in message:
-        sys.stderr.write("{0}\n".format(msg))
-
+    """
+    Log message (str) or messages (List[str]) to stderr and exit with status 1
+    """
+    log_warning(message)
     sys.exit(1)
 
 
 def log_info(message):
+    """
+    Log message (str) or messages (List[str]) to stdout
+    """
     if type(message) == str:
         message = [message]
 
@@ -57,6 +59,17 @@ def log_info(message):
         sys.stdout.write("{0}\n".format(msg))
 
 
+def log_warning(message):
+    """
+    Log message (str) or messages (List[str]) to stderr
+    """
+    if type(message) == str:
+        message = [message]
+
+    for msg in message:
+        sys.stderr.write("{0}\n".format(msg))
+
+
 def logging_subprocess(popenargs,
                        logger,
                        stdout_log_level=logging.DEBUG,
@@ -392,6 +405,16 @@ def retrieve_data(args, template, query_args=None, single_request=False):
 
         status_code = int(r.getcode())
 
+        retries = 0
+        while retries < 3 and status_code == 502:
+            print('API request returned HTTP 502: Bad Gateway. Retrying in 5 seconds')
+            retries += 1
+            time.sleep(5)
+            request = _construct_request(per_page, page, query_args, template, auth)  # noqa
+            r, errors = _get_response(request, auth, template)
+
+            status_code = int(r.getcode())
+
         if status_code != 200:
             template = 'API request returned HTTP {0}: {1}'
             errors.append(template.format(status_code, r.reason))
@@ -433,7 +456,13 @@ def _get_response(request, auth, template):
         except HTTPError as exc:
             errors, should_continue = _request_http_error(exc, auth, errors)  # noqa
             r = exc
-        except URLError:
+        except URLError as e:
+            log_warning(e.reason)
+            should_continue = _request_url_error(template, retry_timeout)
+            if not should_continue:
+                raise
+        except socket.error as e:
+            log_warning(e.strerror)
             should_continue = _request_url_error(template, retry_timeout)
             if not should_continue:
                 raise
@@ -513,7 +542,6 @@ def check_git_lfs_install():
     exit_code = subprocess.call(['git', 'lfs', 'version'])
     if exit_code != 0:
         log_error('The argument --lfs requires you to have Git LFS installed.\nYou can get it from https://git-lfs.github.com.')
-        sys.exit(1)
 
 
 def retrieve_repositories(args, authenticated_user):
@@ -524,8 +552,8 @@ def retrieve_repositories(args, authenticated_user):
         template = 'https://{0}/user/repos'.format(
             get_github_api_host(args))
     else:
-        if args.private:
-            log_error('Authenticated user is different from user being backed up, thus private repositories cannot be accessed')
+        if args.private and not args.organization:
+            log_warning('Authenticated user is different from user being backed up, thus private repositories cannot be accessed')
         template = 'https://{0}/users/{1}/repos'.format(
             get_github_api_host(args),
             args.user)

github_backup/__init__.py

@@ -1 +1 @@
-__version__ = '0.21.1'
+__version__ = '0.23.0'