Avoid OSError [Errno 29] Illegal seek on Python 3.6

.gitignore

@@ -9,3 +9,5 @@ dist
 .idea
 .coverage
 man/.doctrees
+.python-version
+rpm-build/

.travis.yml

@@ -2,12 +2,14 @@ language: python
 python:
   - "2.6"
   - "2.7"
+  - "3.6"
 before_install:
   - sudo apt-get update -qq
 install:
-  - sudo apt-get install nagios3 check-mk-livestatus 
-  - pip install unittest2==0.5.1
+  - sudo apt-get -y install nagios3 check-mk-livestatus
+  - pip install unittest2==1.1.0
   - pip install coveralls
+  - pip install mock
   - python setup.py build
   - python setup.py install
   - sudo chmod 777 /etc/nagios3/nagios.cfg

Dockerfile

@@ -0,0 +1,44 @@
+# Local Testing Image
+#
+# Usage:
+#   docker build -t pynag .
+#
+#   docker run --rm -d --name pynag_py27 -v $(pwd):/mnt pynag
+#   docker exec -it pynag_py27 sudo -u travis -i /mnt/docker_run.sh 2.7.14
+#
+#   docker run --rm -d --name pynag_py36 -v $(pwd):/mnt pynag
+#   docker exec -it pynag_py36 sudo -u travis -i /mnt/docker_run.sh 3.6.3
+FROM ubuntu:trusty
+MAINTAINER Toshiaki Baba<toshiaki@netmark.jp>
+
+# basic setup
+RUN cp /usr/share/zoneinfo/Asia/Tokyo /etc/localtime
+RUN localedef -i ja_JP -c -f UTF-8 -A /usr/share/locale/locale.alias ja_JP.UTF-8
+ENV LC_ALL ja_JP.UTF-8
+
+# pyenv
+RUN apt-get -y update && apt-get -y install \
+        curl git build-essential openssl libssl-dev libbz2-dev libreadline-dev libsqlite3-dev \
+        rsync \
+        nagios3 check-mk-livestatus \
+    && rm -rf /var/lib/apt/lists/*
+RUN useradd -m travis && echo "travis ALL=(ALL) NOPASSWD: ALL " | tee /etc/sudoers.d/travis && chmod 400 /etc/sudoers.d/travis
+RUN sudo -u travis -i bash -c 'curl -L https://raw.githubusercontent.com/pyenv/pyenv-installer/master/bin/pyenv-installer | bash'
+RUN echo 'export PATH="/home/travis/.pyenv/bin:$PATH"'  | tee -a /home/travis/.bash_profile
+RUN echo 'eval "$(pyenv init -)"'                       | tee -a /home/travis/.bash_profile
+RUN echo 'eval "$(pyenv virtualenv-init -)"'            | tee -a /home/travis/.bash_profile
+RUN chown travis /home/travis/.bash_profile
+RUN sudo -u travis -i /home/travis/.pyenv/bin/pyenv install 2.6.9
+RUN sudo -u travis -i /home/travis/.pyenv/bin/pyenv install 2.7.14
+RUN sudo -u travis -i /home/travis/.pyenv/bin/pyenv install 3.6.3
+
+# pynag, nagios
+RUN install -d -o travis -g travis /opt/pynag
+RUN chmod 777 /etc/nagios3/nagios.cfg
+RUN chmod a+rx '/var/cache/nagios3/'
+RUN echo "broker_module=/usr/lib/check_mk/livestatus.o /var/lib/nagios3/rw/livestatus" >> /etc/nagios3/nagios.cfg
+
+RUN sudo -u travis -i git config --global user.email "travis@example.com"
+RUN sudo -u travis -i git config --global user.name "Travis Local Image"
+
+ENTRYPOINT ["/sbin/init"]

docker_run.sh

@@ -0,0 +1,50 @@
+#!/bin/bash
+# Usage:
+#   docker build -t pynag .
+#   docker run -v $(pwd):/mnt pynag
+
+set -ex
+
+PYTHON_VERSION=$1
+
+PYTHON_VERSIONS="
+2.6.9
+2.7.14
+3.6.3"
+
+if [[ "${PYTHON_VERSION}x" == "x" ]]; then
+    echo "Usage: $0 <python_version>"
+    echo "<python_version> is one of $(echo ${PYTHON_VERSIONS} | xargs echo)"
+    echo "ex: $0 3.6.3"
+    exit 1
+fi
+echo "TARGET VERSION=${PYTHON_VERSION:?}"
+
+PYENV_BASE="/home/travis/.pyenv/versions/${PYTHON_VERSION:?}"
+
+rsync -a --exclude=".git" --exclude="*.pyc" --exclude=".python-version" --exclude="__pycache__" /mnt/ /opt/pynag/
+
+sudo service nagios3 start
+
+cd /opt/pynag/
+
+export PATH=${PYENV_BASE:?}/bin:/usr/sbin:$PATH
+source ~/.bash_profile
+pyenv global ${PYTHON_VERSION:?}
+
+pip install unittest2==1.1.0
+pip install coveralls
+pip install mock
+python setup.py build
+python setup.py install
+
+cat <<EOT
+
+
+======================================
+pynag unittest
+======================================
+
+EOT
+
+coverage run --source=pynag tests/test.py

docs/conf.py

@@ -12,6 +12,7 @@
 # serve to show the default.
 
 
+from __future__ import absolute_import
 import sys, os
 
 sys.path.insert(0,os.path.abspath('.'))

examples/Model/edit_service.py

@@ -2,18 +2,20 @@
 #
 # Example script on how to modify a single Nagios service
 
+from __future__ import absolute_import
+from __future__ import print_function
 from pynag import Model
 import sys
 
 # Parse commandline arguments
 if len(sys.argv) != 5:
-    print '''
+    print('''
 Usage:
   %s <host_name> <service_description> <field_name> <new_value>
 
 Example:
   %s localhost Ping check_command 'check_ping'
-''' % (sys.argv[0], sys.argv[0])
+''' % (sys.argv[0], sys.argv[0]))
     sys.exit(1)
 
 host_name = sys.argv[1]
@@ -26,7 +28,7 @@
 search_results = Model.Service.objects.filter(host_name=host_name, service_description=service_description)
 
 if len(search_results) == 0:
-    print "no service found for host_name=%s and service_description=%s" % ( host_name, service_description )
+    print("no service found for host_name=%s and service_description=%s" % ( host_name, service_description ))
 
 my_service = search_results[0]
 my_service.set_attribute(field_name,new_value)

examples/Model/list_all_hostgroups.py

@@ -1,5 +1,7 @@
 #!/usr/bin/python
 
+from __future__ import absolute_import
+from __future__ import print_function
 import sys
 sys.path.insert(1, '/opt/pynag')
 from pynag import Model
@@ -11,5 +13,5 @@
 hostgroups = Model.Hostgroup.objects.all
 
 for hostgroup in hostgroups:
-    print hostgroup['hostgroup_name']
+    print(hostgroup['hostgroup_name'])
 

examples/Model/list_all_services.py

@@ -1,5 +1,7 @@
 #!/usr/bin/python
 
+from __future__ import absolute_import
+from __future__ import print_function
 import sys
 sys.path.insert(1, '/opt/pynag')
 from pynag import Model
@@ -10,6 +12,6 @@
 
 services = Model.Service.objects.all
 
-print "%-30s  %-30s" % ("Hostname", "Service_description")
+print("%-30s  %-30s" % ("Hostname", "Service_description"))
 for service in services:
-    print "%-30s  %-30s" % ( service['host_name'], service['service_description'] )
+    print("%-30s  %-30s" % ( service['host_name'], service['service_description'] ))

examples/Model/list_services_for_one_host.py

@@ -1,5 +1,7 @@
 #!/usr/bin/python
 
+from __future__ import absolute_import
+from __future__ import print_function
 import sys
 sys.path.insert(1, '/opt/pynag')
 from pynag import Model
@@ -14,6 +16,6 @@
 
 services = Model.Service.objects.filter(host_name='localhost')
 
-print "%-30s  %-30s" % ("Hostname", "Service_description")
+print("%-30s  %-30s" % ("Hostname", "Service_description"))
 for service in services:
-    print "%-30s  %-30s" % ( service['host_name'], service['service_description'] )
+    print("%-30s  %-30s" % ( service['host_name'], service['service_description'] ))

examples/Model/parse-configmain.py

@@ -3,6 +3,7 @@
 # This script parses the configmain.html file from the Nagios project and tries
 # to extract information regarding options.
 
+from __future__ import absolute_import
 import re
 from pprint import pprint
 

examples/Model/remove_empty_configfiles.py

@@ -3,6 +3,8 @@
 # This script looks for files in your configuration that have no objects in them.
 #
 #
+from __future__ import absolute_import
+from __future__ import print_function
 import os
 import pynag.Model
 
@@ -17,5 +19,5 @@
         for k,v, in pynag.Model.config.maincfg_values:
             if k == 'cfg-file' and v == i:
                 continue
-        print "Empty config file: %s" % i
+        print("Empty config file: %s" % i)
         # os.remove(i)

examples/Model/restructure_config_files.py

@@ -14,6 +14,8 @@
 
 
 
+from __future__ import absolute_import
+from __future__ import print_function
 import pynag.Model
 from pynag.Model import ObjectDefinition
 import os
@@ -30,11 +32,11 @@
 # all_objects = ObjectDefinition.objects.filter(filename__contains='/etc/nagios/all_the_services.cfg')
 
 for i in all_objects:
-    print "Saving", i.object_type, i.get_description(), "...",
+    print("Saving", i.object_type, i.get_description(), "...", end=' ')
     # Set a new filename for our object, None means
     # That pynag decides where it goes
     new_filename = i.get_suggested_filename()
-    print new_filename
+    print(new_filename)
     continue
     # Alternative:
     # if i.object.type == 'host' and i.host_name is not None:
@@ -46,5 +48,5 @@
     with open(new_filename, 'a') as f:
         data = "\n" + str(i)
         f.write(data)
-    print  new_filename
+    print(new_filename)
 

examples/Model/working_with_fields.py

@@ -10,6 +10,8 @@
 # }
 #
 
+from __future__ import absolute_import
+from __future__ import print_function
 import pynag.Model
 
 # First create a test object
@@ -18,30 +20,30 @@
 my_service['service_description'] = 'Test Service'
 my_service['contact_groups'] = '+admins,webmasters,hostmasters'
 
-print "*** Created a demo servicecheck that looks like this:"
-print my_service
+print("*** Created a demo servicecheck that looks like this:")
+print(my_service)
 
 
 
-print "\n--- Removing with attribute_removefield()"
+print("\n--- Removing with attribute_removefield()")
 my_service.attribute_removefield('contact_groups', 'hostmasters')
-print "my_service.contact_groups = ", my_service.contact_groups
+print("my_service.contact_groups = ", my_service.contact_groups)
 
 
 
-print "\n--- Add a new contact_group with attribute_appendfield()"
+print("\n--- Add a new contact_group with attribute_appendfield()")
 my_service.attribute_appendfield('contact_groups', "mycontactgroup")
-print "my_service.contact_groups = ", my_service.contact_groups
+print("my_service.contact_groups = ", my_service.contact_groups)
 
-print "\n-- Replacing a contact_group midfield with attribute_replacefield()"
+print("\n-- Replacing a contact_group midfield with attribute_replacefield()")
 my_service.attribute_replacefield('contact_groups', "webmasters", "hostmaster")
-print "my_service.contact_groups = ", my_service.contact_groups
+print("my_service.contact_groups = ", my_service.contact_groups)
 
 
 # A more advanced example. Find all services that inherit from "generic-service" and
 # Replace it with "my-specific-service":
 
-print "\n--- More advanced example, editing multiple objects at once..."
+print("\n--- More advanced example, editing multiple objects at once...")
 my_services = pynag.Model.Service.objects.filter(use__hasfield='generic-service')
 
 for service in my_services:

examples/Parsers/find_orphans.py

@@ -1,4 +1,6 @@
 #!/usr/bin/python
+from __future__ import absolute_import
+from __future__ import print_function
 import sys
 
 ## This is for the custom nagios module
@@ -16,18 +18,18 @@
 
 
 orphan_hosts = []
-print "The following hosts do not have parent items:"
+print("The following hosts do not have parent items:")
 
 for host in nc['all_host']:
     use_attr = ''
     for attribute in ['host_name', 'name', 'alias']:
-        if host.has_key(attribute):
+        if attribute in host:
             use_attr = attribute
 
-    if not host.has_key('parents') or not host['parents']:
+    if 'parents' not in host or not host['parents']:
         if  host[use_attr] not in top_level_items:
             orphan_hosts.append(host)
-            print "%-12s %-32s (%s)" % (use_attr, host[use_attr], host['meta']['filename'])
+            print("%-12s %-32s (%s)" % (use_attr, host[use_attr], host['meta']['filename']))
 
 if not len(orphan_hosts):
-    print "No ophaned hosts found"
+    print("No ophaned hosts found")

examples/Parsers/get_command.py

@@ -1,4 +1,6 @@
 #!/usr/bin/python
+from __future__ import absolute_import
+from __future__ import print_function
 import sys
 
 if len(sys.argv) != 2:
@@ -22,4 +24,4 @@
     sys.stderr.write("Item not found: %s\n" % item)
     sys.exit(2)
 
-print nc.print_conf(item)
+print(nc.print_conf(item))

examples/Parsers/get_contact.py

@@ -1,4 +1,6 @@
 #!/usr/bin/python
+from __future__ import absolute_import
+from __future__ import print_function
 import sys
 
 if len(sys.argv) != 2:
@@ -22,4 +24,4 @@
     sys.stderr.write("Item not found: %s\n" % item)
     sys.exit(2)
 
-print nc.print_conf(item)
+print(nc.print_conf(item))

examples/Parsers/get_contactgroup.py

@@ -1,4 +1,6 @@
 #!/usr/bin/python
+from __future__ import absolute_import
+from __future__ import print_function
 import sys
 
 if len(sys.argv) != 2:
@@ -22,4 +24,4 @@
     sys.stderr.write("Item not found: %s\n" % item)
     sys.exit(2)
 
-print nc.print_conf(item)
+print(nc.print_conf(item))

examples/Parsers/get_host.py

@@ -1,4 +1,6 @@
 #!/usr/bin/python
+from __future__ import absolute_import
+from __future__ import print_function
 import sys
 
 if len(sys.argv) != 2:
@@ -23,4 +25,4 @@
     sys.stderr.write("Host not found: %s\n" % host)
     sys.exit(2)
 
-print nc.print_conf(host)
+print(nc.print_conf(host))