Merge pull request #40 from Sxderp/pr-add-dictionary-rich-rules2
Allow rich_rules to be specified as a dictionary
This commit is contained in:
Imran Iqbal
GitHub
commit
5c135df025
@ -8,3 +8,5 @@ Layout/LineLength:
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Max: 88
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# Any offenses that should be fixed, e.g. collected via. `rubocop --auto-gen-config`
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Metrics/BlockLength:
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Max: 39
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@ -4,6 +4,72 @@
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Do not edit this file manually, it will be overwritten!
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Modify the salt pillar for firewalld instead
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-->
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{%- macro rich_rule(rule) -%}
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{%- if 'family' in rule %}
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<rule family="{{ rule.family }}">
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{%- else %}
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<rule>
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{%- endif %}
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{%- if 'ipset' in rule %}
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<source ipset="{{ rule.ipset.name }}" />
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{%- endif %}
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{%- if 'source' in rule %}
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<source address="{{ rule.source.address }}" {%- if 'invert' in rule.source %}invert="{{ rule.source.invert }}"{%- endif %} />
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{%- endif %}
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{%- if 'destination' in rule %}
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<destination address="{{ rule.destination.address }}" {%- if 'invert' in rule.destination %}invert="{{ rule.destination.invert }}"{%- endif %} />
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{%- endif %}
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{%- if 'service' in rule %}
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<service name="{{ rule.service }}" />
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{%- endif %}
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{%- if 'port' in rule %}
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<port port="{{ rule.port.portid }}" protocol="{{ rule.port.protocol }}" />
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{%- endif %}
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{%- if 'protocol' in rule %}
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<protocol value="{{ rule.protocol }}" />
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{%- endif %}
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{%- if 'icmp_block' in rule %}
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<icmp-block name="{{ rule.icmp_block }}" />
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{%- endif %}
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{%- if 'icmp_type' in rule %}
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<icmp-type name="{{ rule.icmp_type }}" />
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{%- endif %}
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{%- if 'masquerade' in rule %}
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{%- if rule.masquerade %}<masquerade/>{%- endif %}
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{%- endif %}
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{%- if 'forward_port' in rule %}
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{%- if 'comment' in rule.forward_port %}
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<!-- {{ rule.forward_port.comment }} -->
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{%- endif %}
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<forward-port port="{{ rule.forward_port.portid }}" protocol="{{ rule.forward_port.protocol }}"{%- if 'to_port' in rule.forward_port %} to-port="{{ rule.forward_port.to_port }}"{%- endif %}{%- if 'to_addr' in rule.forward_port %} to-addr="{{ rule.forward_port.to_addr }}"{%- endif %} />
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{%- endif %}
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{%- if 'source_port' in rule %}
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{%- if 'comment' in rule.source_port %}
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<!-- {{ rule.source_port.comment }} -->
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{%- endif %}
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<source-port port="{{ rule.source_port.portid }}" protocol="{{ rule.source_port.protocol }}"{%- if 'to_port' in rule.source_port %} to-port="{{ rule.source_port.to_port }}"{%- endif %}{%- if 'to_addr' in rule.source_port %} to-addr="{{ rule.source_port.to_addr }}"{%- endif %} />
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{%- endif %}
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{%- if 'log' in rule %}
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<log{%- if 'prefix' in rule.log %} prefix="{{ rule.log.prefix }}"{%- endif %}{%- if 'level' in rule.log %} level="{{ rule.log.level }}"{%- endif %}>
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{%- if 'limit' in rule.log %}
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<limit value="{{ rule.log.limit }}"/>
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{%- endif %}
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</log>
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{%- endif %}
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{%- if 'audit' in rule %}
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<audit>{%- if 'limit' in rule.audit %} <limit value="{{ rule.audit.limit }}"/>{%- endif %}</audit>
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{%- endif %}
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{%- if 'accept' in rule %}
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<accept/>
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{%- endif %}
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{%- if 'reject' in rule %}
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<reject{%- if 'type' in rule.reject %} type="{{ rule.reject.type }}"{%- endif %} />
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{%- endif %}
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{%- if 'drop' in rule %}
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<drop/>
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{%- endif %}
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</rule>
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{%- endmacro %}
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<zone{%- if 'target' in zone %} target="{{ zone.target }}"{%- endif %}>
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{% if 'short' in zone %}<short>{{ zone.short }}</short>{% else %}<short>{{ name }}</short>{% endif %}
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{% if 'description' in zone %}<description>{{ zone.description }}</description>{% endif %}
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@ -82,73 +148,39 @@
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<source-port port="{{ v.port }}" protocol="{{ v.protocol }}" />
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{%- endfor %}
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{%- endif %}
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{%- if 'rich_rules' in zone %}
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{%- for rule in zone.rich_rules %}
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{%- if 'family' in rule %}
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<rule family="{{ rule.family }}">
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{%- if zone.rich_rules is list %}
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{%- set rich_rules = zone.rich_rules %}
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{%- else %}
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<rule>
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{%- set expanded_ipset_rules = [] %}
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{%- for name,rule in zone.rich_rules|dictsort %}
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{%- if 'ipsets' in rule %}
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{%- for ipset in rule.ipsets %}
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{%- set tmp_rule = {} %}
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{%- set _dummy = tmp_rule.update(rule) %}
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{%- set _dummy = tmp_rule.update({'ipset':{'name':ipset}}) %}
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{%- set _dummy = expanded_ipset_rules.append(tmp_rule) %}
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{%- endfor %}
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{%- else %}
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{%- set _dummy = expanded_ipset_rules.append(rule) %}
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{%- endif %}
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{%- if 'ipset' in rule %}
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<source ipset="{{ rule.ipset.name }}" />
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{%- endfor %}
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{%- set rich_rules = [] %}
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{%- for rule in expanded_ipset_rules %}
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{%- if 'services' in rule %}
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{%- for service in rule.services %}
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{%- set tmp_rule = {} %}
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{%- set _dummy = tmp_rule.update(rule) %}
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{%- set _dummy = tmp_rule.update({'service':service}) %}
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{%- set _dummy = rich_rules.append(tmp_rule) %}
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{%- endfor %}
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{%- else %}
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{%- set _dummy = rich_rules.append(rule) %}
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{%- endif %}
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{%- if 'source' in rule %}
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<source address="{{ rule.source.address }}" {%- if 'invert' in rule.source %}invert="{{ rule.source.invert }}"{%- endif %} />
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{%- endfor %}
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{%- endif %}
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{%- if 'destination' in rule %}
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<destination address="{{ rule.destination.address }}" {%- if 'invert' in rule.destination %}invert="{{ rule.destination.invert }}"{%- endif %} />
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{%- endif %}
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{%- if 'service' in rule %}
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<service name="{{ rule.service }}" />
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{%- endif %}
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{%- if 'port' in rule %}
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<port port="{{ rule.port.portid }}" protocol="{{ rule.port.protocol }}" />
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{%- endif %}
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{%- if 'protocol' in rule %}
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<protocol value="{{ rule.protocol }}" />
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{%- endif %}
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{%- if 'icmp_block' in rule %}
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<icmp-block name="{{ rule.icmp_block }}" />
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{%- endif %}
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{%- if 'icmp_type' in rule %}
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<icmp-type name="{{ rule.icmp_type }}" />
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{%- endif %}
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{%- if 'masquerade' in rule %}
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{%- if rule.masquerade %}<masquerade/>{%- endif %}
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{%- endif %}
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{%- if 'forward_port' in rule %}
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{%- if 'comment' in rule.forward_port %}
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<!-- {{ rule.forward_port.comment }} -->
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{%- endif %}
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<forward-port port="{{ rule.forward_port.portid }}" protocol="{{ rule.forward_port.protocol }}"{%- if 'to_port' in rule.forward_port %} to-port="{{ rule.forward_port.to_port }}"{%- endif %}{%- if 'to_addr' in rule.forward_port %} to-addr="{{ rule.forward_port.to_addr }}"{%- endif %} />
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{%- endif %}
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{%- if 'source_port' in rule %}
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{%- if 'comment' in rule.source_port %}
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<!-- {{ rule.source_port.comment }} -->
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{%- endif %}
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<source-port port="{{ rule.source_port.portid }}" protocol="{{ rule.source_port.protocol }}"{%- if 'to_port' in rule.source_port %} to-port="{{ rule.source_port.to_port }}"{%- endif %}{%- if 'to_addr' in rule.source_port %} to-addr="{{ rule.source_port.to_addr }}"{%- endif %} />
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{%- endif %}
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{%- if 'log' in rule %}
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<log{%- if 'prefix' in rule.log %} prefix="{{ rule.log.prefix }}"{%- endif %}{%- if 'level' in rule.log %} level="{{ rule.log.level }}"{%- endif %}>
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{%- if 'limit' in rule.log %}
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<limit value="{{ rule.log.limit }}"/>
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{%- endif %}
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</log>
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{%- endif %}
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{%- if 'audit' in rule %}
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<audit>{%- if 'limit' in rule.audit %} <limit value="{{ rule.audit.limit }}"/>{%- endif %}</audit>
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{%- endif %}
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{%- if 'accept' in rule %}
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<accept/>
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{%- endif %}
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{%- if 'reject' in rule %}
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<reject{%- if 'type' in rule.reject %} type="{{ rule.reject.type }}"{%- endif %} />
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{%- endif %}
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{%- if 'drop' in rule %}
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<drop/>
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{%- endif %}
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</rule>
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{%- for rule in rich_rules %}
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{{- rich_rule(rule) }}
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{%- endfor %}
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{%- endif %}
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</zone>
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@ -151,6 +151,21 @@ firewalld:
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port: 4444
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protocol: tcp
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rich_public:
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short: rich_public
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description: "Example"
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# Rich rules can be specified as a dictionary. All keys from standard rich rules
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# can be used. Special keys "ipsets" and "services", if defined, take precedence.
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# They will be auto-expanded into separate rich rules per value in the list.
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rich_rules:
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ssh-csg:
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accept: true
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ipsets:
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- fail2ban-ssh
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- other-ipset
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services:
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- ssh
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direct:
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chain:
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MYCHAIN:
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73
test/integration/default/controls/zones_spec.rb
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73
test/integration/default/controls/zones_spec.rb
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@ -0,0 +1,73 @@
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# frozen_string_literal: true
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control 'zones/public.xml configuration' do
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title 'should match desired lines'
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describe file('/etc/firewalld/zones/public.xml') do
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it { should be_file }
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it { should be_owned_by 'root' }
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it { should be_grouped_into 'root' }
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its('mode') { should cmp '0644' }
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its('content') do
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should include <<~ZONE_XML
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<zone>
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<short>Public</short>
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<description>For use in public areas. You do not trust the other computers on networks to not harm your computer. Only selected incoming connections are accepted.</description>
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<service name="zabbixcustom" />
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<service name="http" />
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<service name="https" />
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<service name="ssh" />
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<service name="salt-minion" />
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<!-- zabbix-agent -->
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<port port="10050" protocol="tcp" />
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<!-- bacula-client -->
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<port port="9102" protocol="tcp" />
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<!-- vsftpd -->
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<port port="21" protocol="tcp" />
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<protocol value="igmp" />
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<!-- something -->
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<source-port port="2222" protocol="tcp" />
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<!-- something_else -->
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<source-port port="4444" protocol="tcp" />
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<rule family="ipv4">
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<source address="8.8.8.8/24" />
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<accept/>
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</rule>
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<rule family="ipv4">
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<source ipset="fail2ban-ssh" />
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<reject type="icmp-port-unreachable" />
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</rule>
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</zone>
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ZONE_XML
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end
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end
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end
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control 'zones/rich_public.xml configuration' do
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title 'should match desired lines'
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describe file('/etc/firewalld/zones/rich_public.xml') do
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it { should be_file }
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it { should be_owned_by 'root' }
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it { should be_grouped_into 'root' }
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its('mode') { should cmp '0644' }
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its('content') do
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should include <<~ZONE_XML
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<zone>
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<short>rich_public</short>
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<description>Example</description>
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<rule>
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<source ipset="fail2ban-ssh" />
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<service name="ssh" />
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<accept/>
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</rule>
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<rule>
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<source ipset="other-ipset" />
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<service name="ssh" />
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<accept/>
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</rule>
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</zone>
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ZONE_XML
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end
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end
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end
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