181 lines
8.0 KiB
YAML
181 lines
8.0 KiB
YAML
heat_template_version: rocky
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description: >
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TripleO Firewall settings
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parameters:
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ServiceData:
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default: {}
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description: Dictionary packing service data
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type: json
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ServiceNetMap:
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default: {}
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description: Mapping of service_name -> network name. Typically set
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via parameter_defaults in the resource registry. This
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mapping overrides those in ServiceNetMapDefaults.
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type: json
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DefaultPasswords:
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default: {}
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type: json
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RoleName:
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default: ''
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description: Role name on which the service is applied
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type: string
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RoleParameters:
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default: {}
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description: Parameters specific to the role
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type: json
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EndpointMap:
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default: {}
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description: Mapping of service endpoint -> protocol. Typically set
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via parameter_defaults in the resource registry.
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type: json
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ManageFirewall:
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default: true
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description: Whether to manage IPtables rules.
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type: boolean
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PurgeFirewallRules:
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default: false
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description: Whether IPtables rules should be purged before setting up the new ones.
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type: boolean
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conditions:
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no_ctlplane:
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equals:
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- get_params: [ServiceData, net_cidr_map, ctlplane]
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- Null
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outputs:
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role_data:
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description: Role data for the TripleO firewall settings
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value:
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service_name: tripleo_firewall
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config_settings:
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tripleo::firewall::manage_firewall: {get_param: ManageFirewall}
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tripleo::firewall::purge_firewall_rules: {get_param: PurgeFirewallRules}
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tripleo::tripleo_firewall::firewall_rules:
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map_merge:
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repeat:
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for_each:
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<%net_cidr%>: {get_param: [ServiceData, net_cidr_map, ctlplane]}
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template:
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'003 accept ssh from ctlplane subnet <%net_cidr%>':
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source: <%net_cidr%>
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proto: 'tcp'
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dport: 22
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step_config: |
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include ::tripleo::firewall
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host_prep_tasks:
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if:
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- no_ctlplane
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-
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name: Ensure ctlplane subnet is set
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fail:
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msg: |
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No CIDRs found in the ctlplane network tags.
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Please refer to the documentation in order to
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set the correct network tags in DeployedServerPortMap.
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- null
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deploy_steps_tasks:
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- when: step|int == 0
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block:
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- name: create iptables service
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copy:
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dest: /etc/systemd/system/tripleo-iptables.service
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content: |
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[Unit]
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Description=Initialize iptables
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Before=iptables.service
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AssertPathExists=/etc/sysconfig/iptables
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[Service]
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Type=oneshot
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ExecStart=/usr/sbin/iptables -t raw -nL
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Environment=BOOTUP=serial
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Environment=CONSOLETYPE=serial
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StandardOutput=syslog
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StandardError=syslog
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[Install]
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WantedBy=basic.target
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- name: create ip6tables service
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copy:
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dest: /etc/systemd/system/tripleo-ip6tables.service
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content: |
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[Unit]
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Description=Initialize ip6tables
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Before=ip6tables.service
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AssertPathExists=/etc/sysconfig/ip6tables
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[Service]
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Type=oneshot
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ExecStart=/usr/sbin/ip6tables -t raw -nL
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Environment=BOOTUP=serial
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Environment=CONSOLETYPE=serial
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StandardOutput=syslog
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StandardError=syslog
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[Install]
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WantedBy=basic.target
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- name: enable tripleo-iptables service (and do a daemon-reload systemd)
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systemd:
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daemon_reload: yes
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enabled: yes
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name: tripleo-iptables.service
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- name: enable tripleo-ip6tables service
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systemd:
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enabled: yes
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name: tripleo-ip6tables.service
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upgrade_tasks:
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- when: step|int == 3
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block:
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- name: blank ipv6 rule before activating ipv6 firewall.
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shell: cat /etc/sysconfig/ip6tables > /etc/sysconfig/ip6tables.n-o-upgrade; cat</dev/null>/etc/sysconfig/ip6tables
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args:
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creates: /etc/sysconfig/ip6tables.n-o-upgrade
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- name: cleanup unmanaged rules pushed by iptables-services
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shell: |
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iptables -C INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT &>/dev/null && \
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iptables -D INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
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iptables -C INPUT -p icmp -j ACCEPT &>/dev/null && \
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iptables -D INPUT -p icmp -j ACCEPT
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iptables -C INPUT -i lo -j ACCEPT &>/dev/null && \
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iptables -D INPUT -i lo -j ACCEPT
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iptables -C INPUT -p tcp -m state --state NEW -m tcp --dport 22 -j ACCEPT &>/dev/null && \
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iptables -D INPUT -p tcp -m state --state NEW -m tcp --dport 22 -j ACCEPT
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iptables -C INPUT -j REJECT --reject-with icmp-host-prohibited &>/dev/null && \
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iptables -D INPUT -j REJECT --reject-with icmp-host-prohibited
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iptables -C FORWARD -j REJECT --reject-with icmp-host-prohibited &>/dev/null && \
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iptables -D FORWARD -j REJECT --reject-with icmp-host-prohibited
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sed -i '/^-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT$/d' /etc/sysconfig/iptables
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sed -i '/^-A INPUT -p icmp -j ACCEPT$/d' /etc/sysconfig/iptables
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sed -i '/^-A INPUT -i lo -j ACCEPT$/d' /etc/sysconfig/iptables
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sed -i '/^-A INPUT -p tcp -m state --state NEW -m tcp --dport 22 -j ACCEPT$/d' /etc/sysconfig/iptables
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sed -i '/^-A INPUT -j REJECT --reject-with icmp-host-prohibited$/d' /etc/sysconfig/iptables
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sed -i '/^-A FORWARD -j REJECT --reject-with icmp-host-prohibited$/d' /etc/sysconfig/iptables
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ip6tables -C INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT &>/dev/null && \
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ip6tables -D INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
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ip6tables -C INPUT -p ipv6-icmp -j ACCEPT &>/dev/null && \
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ip6tables -D INPUT -p ipv6-icmp -j ACCEPT
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ip6tables -C INPUT -i lo -j ACCEPT &>/dev/null && \
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ip6tables -D INPUT -i lo -j ACCEPT
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ip6tables -C INPUT -p tcp -m state --state NEW -m tcp --dport 22 -j ACCEPT &>/dev/null && \
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ip6tables -D INPUT -p tcp -m state --state NEW -m tcp --dport 22 -j ACCEPT
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ip6tables -C INPUT -d fe80::/64 -p udp -m udp --dport 546 -m state --state NEW -j ACCEPT &>/dev/null && \
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ip6tables -D INPUT -d fe80::/64 -p udp -m udp --dport 546 -m state --state NEW -j ACCEPT
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ip6tables -C INPUT -j REJECT --reject-with icmp6-adm-prohibited &>/dev/null && \
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ip6tables -D INPUT -j REJECT --reject-with icmp6-adm-prohibited
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ip6tables -C FORWARD -j REJECT --reject-with icmp6-adm-prohibited &>/dev/null && \
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ip6tables -D FORWARD -j REJECT --reject-with icmp6-adm-prohibited
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sed -i '/^-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT$/d' /etc/sysconfig/ip6tables
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sed -i '/^-A INPUT -p ipv6-icmp -j ACCEPT$/d' /etc/sysconfig/ip6tables
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sed -i '/^-A INPUT -i lo -j ACCEPT$/d' /etc/sysconfig/ip6tables
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sed -i '/^-A INPUT -p tcp -m state --state NEW -m tcp --dport 22 -j ACCEPT$/d' /etc/sysconfig/ip6tables
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sed -i '/^-A INPUT -d fe80::\/64 -p udp -m udp --dport 546 -m state --state NEW -j ACCEPT$/d' /etc/sysconfig/ip6tables
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sed -i '/^-A INPUT -j REJECT --reject-with icmp6-adm-prohibited$/d' /etc/sysconfig/ip6tables
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sed -i '/^-A FORWARD -j REJECT --reject-with icmp6-adm-prohibited$/d' /etc/sysconfig/ip6tables
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