diff options
| -rw-r--r-- | glustolibs-gluster-gd2/glustolibs/gluster/lib_utils.py | 77 | ||||
| -rw-r--r-- | glustolibs-gluster-gd2/glustolibs/gluster/rest.py | 128 |
2 files changed, 205 insertions, 0 deletions
diff --git a/glustolibs-gluster-gd2/glustolibs/gluster/lib_utils.py b/glustolibs-gluster-gd2/glustolibs/gluster/lib_utils.py new file mode 100644 index 0000000..3eb16e2 --- /dev/null +++ b/glustolibs-gluster-gd2/glustolibs/gluster/lib_utils.py @@ -0,0 +1,77 @@ +#!/usr/bin/env python +# Copyright (C) 2018 Red Hat, Inc. <http://www.redhat.com> +# +# 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 2 of the License, or +# 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., +# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + +""" + Description: Helper library for gluster modules. +""" + +from glusto.core import Glusto as g + + +def inject_msg_in_logs(nodes, log_msg, list_of_dirs=None, list_of_files=None): + """Injects the message to all log files under all dirs specified on nodes. + Args: + nodes (str|list): A server|List of nodes on which message has to be + injected to logs + log_msg (str): Message to be injected + list_of_dirs (list): List of dirs to inject message on log files. + list_of_files (list): List of files to inject message. + Returns: + bool: True if successfully injected msg on all log files. + """ + if isinstance(nodes, str): + nodes = [nodes] + + if list_of_dirs is None: + list_of_dirs = "" + + if isinstance(list_of_dirs, list): + list_of_dirs = ' '.join(list_of_dirs) + + if list_of_files is None: + list_of_files = '' + + if isinstance(list_of_files, list): + list_of_files = ' '.join(list_of_files) + + inject_msg_on_dirs = "" + inject_msg_on_files = "" + if list_of_dirs: + inject_msg_on_dirs = ( + "for dir in %s ; do " + "for file in `find ${dir} -type f -name '*.log'`; do " + "echo \"%s\" >> ${file} ; done ;" + "done; " % (list_of_dirs, log_msg)) + if list_of_files: + inject_msg_on_files = ("for file in %s ; do " + "echo \"%s\" >> ${file} ; done; " % + (list_of_files, log_msg)) + + cmd = inject_msg_on_dirs + inject_msg_on_files + + results = g.run_parallel(nodes, cmd) + + _rc = True + # Check for return status + for host in results: + ret, _, _ = results[host] + if ret != 0: + g.log.error("Failed to inject log message '%s' in dirs '%s', " + "in files '%s', on node'%s'", + log_msg, list_of_dirs, list_of_files, host) + _rc = False + return _rc diff --git a/glustolibs-gluster-gd2/glustolibs/gluster/rest.py b/glustolibs-gluster-gd2/glustolibs/gluster/rest.py new file mode 100644 index 0000000..f687ea3 --- /dev/null +++ b/glustolibs-gluster-gd2/glustolibs/gluster/rest.py @@ -0,0 +1,128 @@ +# Copyright (C) 2018 Red Hat, Inc. <http://www.redhat.com> +# +# 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 2 of the License, or +# 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., +# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + +""" + Description: Library to handle all the common REST methods like GET, POST + & DELETE +""" + +import json +import datetime +import hashlib +import jwt +import requests +from glusto.core import Glusto as g + + +class RestClient(object): + ''' + Class contains common methods for POST, GET, DELETE and + verifies authentication + ''' + def __init__(self, mnode, port='24007', user='glustercli', secret=None, + verify=False): + """ + Function to form base url and to get secret key + + Args: + mnode (str): The server on which the command has to be executed + port (str) : The port which API calls use + user (str) : By default the user is glustercli + """ + + self.user = user + self.mnode = mnode + self.secret = secret + self.verify = verify + self.port = port + self.base_url = ('http://{mnode}:{port}'.format(mnode=mnode, + port=port)) + if self.secret is None: + _, self.secret, _ = g.run(mnode, "cat /var/lib/glusterd2/auth") + + def _set_token_in_header(self, method, url, headers=None): + """ + Function to set token in header + + Args: + method (str): It can be GET, POST or DELETE + url (str): The url for operation + + For Example: + token = _set_token_in_header('GET', '/v1/peers') + + """ + + if headers is None: + headers = dict() + claims = dict() + claims['iss'] = self.user + + # Issued at time + claims['iat'] = datetime.datetime.utcnow() + + # Expiration time + claims['exp'] = datetime.datetime.utcnow() + datetime.timedelta( + seconds=1) + + # URI tampering protection + val = b'%s&%s' % (method.encode('utf8'), url.encode('utf8')) + claims['qsh'] = hashlib.sha256(val).hexdigest() + + token = jwt.encode(claims, self.secret, algorithm='HS256') + headers['Authorization'] = b'bearer ' + token + + return headers + + def handle_request(self, method, url, expected_status_code, data=None): + """ Function that handles all the methods(GET, POST, DELETE) + + Args: + method (str): It can be GET, POST, DELETE + url (str): The url of the operation + expected_status_code (str) : The status_code expected after + the API call + data (str): The json input that needs to be passed + + Returns: + tuple: Tuple containing three elements (ret, out, err). + The first element 'ret' is of type 'int' and returns the status + code of command execution. + + The second element 'out' is of type 'str' and is the + stdout value + + The third element 'err' is of type 'str' and is the + stderr message|value of the command execution. + + Example: + handle_request('GET', "/v1/volumes", '200') + handle_request('POST', "/vi/volumes", '201', data) + """ + + headers = self._set_token_in_header(method, url) + resp = requests.request(method, self.base_url + url, + data=json.dumps(data), + headers=headers, verify=self.verify) + + if resp.status_code != expected_status_code: + return (1, None, json.dumps(resp.json())) + + if resp.status_code == 204: + return (resp.status_code, None, None) + + return (0, json.dumps(resp.json()), None) + |