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Merge pull request #3246 from pvogt09/fix/user_exists

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fixes #3217 by checking for existing pihole group
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DL6ER 2020-04-28 19:38:12 +02:00 committed by GitHub
commit a9136d752a
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3 changed files with 89 additions and 5 deletions
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41
automated install/basic-install.sh
View file

@ -1768,18 +1768,49 @@ create_pihole_user() {
printf " %b %s..." "${INFO}" "${str}"
# If the user pihole exists,
if id -u pihole &> /dev/null; then
# just show a success
printf "%b %b %s\\n" "${OVER}" "${TICK}" "${str}"
# if group exists
if getent group pihole > /dev/null 2>&1; then
# just show a success
printf "%b %b %s\\n" "${OVER}" "${TICK}" "${str}"
else
local str="Checking for group 'pihole'"
printf " %b %s..." "${INFO}" "${str}"
local str="Creating group 'pihole'"
# if group can be created
if groupadd pihole; then
printf "%b %b %s\\n" "${OVER}" "${TICK}" "${str}"
local str="Adding user 'pihole' to group 'pihole'"
printf " %b %s..." "${INFO}" "${str}"
# if pihole user can be added to group pihole
if usermod -g pihole pihole; then
printf "%b %b %s\\n" "${OVER}" "${TICK}" "${str}"
else
printf "%b %b %s\\n" "${OVER}" "${CROSS}" "${str}"
fi
else
printf "%b %b %s\\n" "${OVER}" "${CROSS}" "${str}"
fi
fi
# Otherwise,
else
printf "%b %b %s" "${OVER}" "${CROSS}" "${str}"
local str="Creating user 'pihole'"
printf "%b %b %s..." "${OVER}" "${INFO}" "${str}"
# create her with the useradd command
if useradd -r -s /usr/sbin/nologin pihole; then
printf "%b %b %s\\n" "${OVER}" "${TICK}" "${str}"
if getent group pihole > /dev/null 2>&1; then
# add primary group pihole as it already exists
if useradd -r --no-user-group -g pihole -s /usr/sbin/nologin pihole; then
printf "%b %b %s\\n" "${OVER}" "${TICK}" "${str}"
else
printf "%b %b %s\\n" "${OVER}" "${CROSS}" "${str}"
fi
else
printf "%b %b %s\\n" "${OVER}" "${CROSS}" "${str}"
# add user pihole with default group settings
if useradd -r -s /usr/sbin/nologin pihole; then
printf "%b %b %s\\n" "${OVER}" "${TICK}" "${str}"
else
printf "%b %b %s\\n" "${OVER}" "${CROSS}" "${str}"
fi
fi
fi
}

8
automated install/uninstall.sh
View file

@ -188,6 +188,14 @@ removeNoPurge() {
echo -e " ${CROSS} Unable to remove 'pihole' user"
fi
fi
# If the pihole group exists, then remove
if getent group "pihole" &> /dev/null; then
if ${SUDO} groupdel pihole 2> /dev/null; then
echo -e " ${TICK} Removed 'pihole' group"
else
echo -e " ${CROSS} Unable to remove 'pihole' group"
fi
fi
echo -e "\\n We're sorry to see you go, but thanks for checking out Pi-hole!
If you need help, reach out to us on Github, Discourse, Reddit or Twitter

45
test/test_automated_install.py
View file

@ -92,6 +92,51 @@ def test_setupVars_saved_to_file(Pihole):
assert "{}={}".format(k, v) in output
def test_pihole_user_group_creation(Pihole):
'''
check user creation works if user or group already exist
'''
sudo_cmd = 'su --shell /bin/bash --command "{0}" -p root'
# normal situation where neither user or group exist
user_create = Pihole.run('''
source /opt/pihole/basic-install.sh
create_pihole_user
''')
expected_stdout = tick_box + ' Creating user \'pihole\''
assert expected_stdout in user_create.stdout
# situation where both user and group already exist
user_create = Pihole.run('''
source /opt/pihole/basic-install.sh
create_pihole_user
''')
expected_stdout = tick_box + ' Checking for user \'pihole\''
assert expected_stdout in user_create.stdout
# situation where only group and no user exists
Pihole.run(sudo_cmd.format('userdel -r pihole'))
user_create = Pihole.run('''
source /opt/pihole/basic-install.sh
create_pihole_user
''')
expected_stdout = tick_box + ' Creating user \'pihole\''
assert expected_stdout in user_create.stdout
# situation where only user and no group exists
Pihole.run(sudo_cmd.format('userdel -r pihole'))
Pihole.run(sudo_cmd.format('groupdel pihole'))
Pihole.run(sudo_cmd.format('groupadd pihole_dummy'))
useradd_dummy = (
'useradd -r --no-user-group -g pihole_dummy ' +
'-s /usr/sbin/nologin pihole')
Pihole.run(sudo_cmd.format(useradd_dummy))
user_create = Pihole.run('''
source /opt/pihole/basic-install.sh
create_pihole_user
''')
expected_stdout = tick_box + ' Creating group \'pihole\''
assert expected_stdout in user_create.stdout
expected_stdout = tick_box + ' Adding user \'pihole\' to group \'pihole\''
assert expected_stdout in user_create.stdout
def test_configureFirewall_firewalld_running_no_errors(Pihole):
'''
confirms firewalld rules are applied when firewallD is running