开启防火墙
[student@ansible ansible]$ ansible node1 -m service -a 'name=firewalld state=started enabled=yes'node1 | CHANGED => { "ansible_facts": { "discovered_interpreter_python": "/usr/libexec/platform-python" }, "changed": true, "enabled": true, "name": "firewalld", "state": "started", "status": { "ActiveState": "inactive", "AllowedCPUs": "", "AllowedMemoryNodes": "", "BlockIOAccounting": "no", "BlockIOWeight": "[not set]", "BusName": "org.fedoraproject.FirewallD1", "CPUAccounting": "no", "CPUAffinity": "", "CPUAffinityFromNUMA": "no", "CPUQuotaPerSecUSec": "infinity", "CPUQuotaPeriodUSec": "infinity", "CPUSchedulingPolicy": "0", "CPUSchedulingPriority": "0", "CPUSchedulingResetOnFork": "no", "CPUShares": "[not set]", "CPUUsageNSec": "[not set]", "CPUWeight": "[not set]", "ControlPID": "0", "DefaultMemoryLow": "0", "DefaultMemoryMin": "0", "Delegate": "no", "DevicePolicy": "auto", "EffectiveCPUs": "", "EffectiveMemoryNodes": "", "EnvironmentFiles": "/etc/sysconfig/firewalld (ignore_errors=yes)", "ExecMainCode": "0", "ExecMainExitTimestampMonotonic": "0", "ExecMainPID": "0", "ExecMainStartTimestampMonotonic": "0", "ExecMainStatus": "0", "ExecReload": "{ path=/bin/kill ; argv[]=/bin/kill -HUP $MAINPID ; ignore_errors=no ; start_time=[n/a] ; stop_time=[n/a] ; pid=0 ; code=(null) ; status=0/0 }", "ExecStart": "{ path=/usr/sbin/firewalld ; argv[]=/usr/sbin/firewalld --nofork --nopid $FIREWALLD_ARGS ; ignore_errors=no ; start_time=[n/a] ; stop_time=[n/a] ; pid=0 ; code=(null) ; status=0/0 }", "FileDescriptorStoreMax": "0", "GID": "[not set]", "GuessMainPID": "yes", "IOAccounting": "no", "IOSchedulingClass": "0", "IOSchedulingPriority": "0", "IOWeight": "[not set]", "IPAccounting": "no", "IPEgressBytes": "18446744073709551615", "IPEgressPackets": "18446744073709551615", "IPIngressBytes": "18446744073709551615", "IPIngressPackets": "18446744073709551615", "LimitAS": "infinity", "LimitASSoft": "infinity", "LimitCORE": "infinity", "LimitCORESoft": "infinity", "LimitCPU": "infinity", "LimitCPUSoft": "infinity", "LimitDATA": "infinity", "LimitDATASoft": "infinity", "LimitFSIZE": "infinity", "LimitFSIZESoft": "infinity", "LimitLOCKS": "infinity", "LimitLOCKSSoft": "infinity", "LimitMEMLOCK": "65536", "LimitMEMLOCKSoft": "65536", "LimitMSGQUEUE": "819200", "LimitMSGQUEUESoft": "819200", "LimitNICE": "0", "LimitNICESoft": "0", "LimitNOFILE": "262144", "LimitNOFILESoft": "1024", "LimitNPROC": "2964", "LimitNPROCSoft": "2964", "LimitRSS": "infinity", "LimitRSSSoft": "infinity", "LimitRTPRIO": "0", "LimitRTPRIOSoft": "0", "LimitRTTIME": "infinity", "LimitRTTIMESoft": "infinity", "LimitSIGPENDING": "2964", "LimitSIGPENDINGSoft": "2964", "LimitSTACK": "infinity", "LimitSTACKSoft": "8388608", "LogLevelMax": "-1", "LogRateLimitBurst": "0", "LogRateLimitIntervalUSec": "0", "MainPID": "0", "MemoryAccounting": "yes", "MemoryCurrent": "[not set]", "MemoryHigh": "infinity", "MemoryLimit": "infinity", "MemoryLow": "0", "MemoryMax": "infinity", "MemoryMin": "0", "MemorySwapMax": "infinity", "NFileDescriptorStore": "0", "NRestarts": "0", "NUMAMask": "", "NUMAPolicy": "n/a", "Nice": "0", "NonBlocking": "no", "NotifyAccess": "none", "OOMScoreAdjust": "0", "PermissionsStartOnly": "no", "RemainAfterExit": "no", "Restart": "no", "RestartUSec": "100ms", "Result": "success", "RootDirectoryStartOnly": "no", "RuntimeMaxUSec": "infinity", "SecureBits": "0", "Slice": "system.slice", "StandardError": "null", "StandardInput": "null", "StandardInputData": "", "StandardOutput": "null", "StartupBlockIOWeight": "[not set]", "StartupCPUShares": "[not set]", "StartupCPUWeight": "[not set]", "StartupIOWeight": "[not set]", "StatusErrno": "0", "SyslogFacility": "3", "SyslogLevel": "6", "SyslogLevelPrefix": "yes", "SyslogPriority": "30", "TTYReset": "no", "TTYVHangup": "no", "TTYVTDisallocate": "no", "TasksAccounting": "yes", "TasksCurrent": "[not set]", "TasksMax": "4743", "TimeoutStartUSec": "1min 30s", "TimeoutStopUSec": "1min 30s", "TimerSlackNSec": "50000", "Type": "dbus", "UID": "[not set]", "UMask": "0022", "WatchdogTimestampMonotonic": "0", "WatchdogUSec": "0" }}[root@node1 www]# systemctl status firewalld● firewalld.service - firewalld - dynamic firewall daemon Loaded: loaded (/usr/lib/systemd/system/firewalld.service; disabled; vendor preset: e> Active: inactive (dead) Docs: man:firewalld(1)lines 1-4/4 (END)^C[root@node1 www]# systemctl status firewalld● firewalld.service - firewalld - dynamic firewall daemon Loaded: loaded (/usr/lib/systemd/system/firewalld.service; enabled; vendor preset: en> Active: active (running) since Mon 2022-10-24 16:12:13 CST; 4s ago Docs: man:firewalld(1) Main PID: 5226 (firewalld) Tasks: 2 (limit: 4743) Memory: 26.0M CGroup: /system.slice/firewalld.service └─5226 /usr/libexec/platform-python -s /usr/sbin/firewalld --nofork --nopidOct 24 16:12:13 node1.example.com systemd[1]: Starting firewalld - dynamic firewall daem>Oct 24 16:12:13 node1.example.com systemd[1]: Started firewalld - dynamic firewall daemo>Oct 24 16:12:13 node1.example.com firewalld[5226]: WARNING: AllowZoneDrifting is enabled>
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