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opendmarc服务启动失败：
[root@localhost opendmarc-new]# systemctl status opendmarc
× opendmarc.service - Domain-based Message Authentication, Reporting & Conformance (DMARC) Milter
Loaded: loaded (/usr/lib/systemd/system/opendmarc.service; disabled; vendor preset: disabled)
Active: failed (Result: exit-code) since Wed 2023-03-01 03:03:50 CST; 7s ago
Docs: man:opendmarc(8)
man:opendmarc.conf(5)
man:opendmarc-import(8)
man:opendmarc-reports(8)
http://www.trusteddomain.org/opendmarc/
** Process: 8621 ExecStart=/usr/sbin/opendmarc -f (code=exited, status=69)**
Main PID: 8621 (code=exited, status=69)

3月 01 03:03:50 localhost.localdomain systemd[1]: opendmarc.service: Scheduled restart job, restart counter is at 5.
3月 01 03:03:50 localhost.localdomain systemd[1]: Stopped Domain-based Message Authentication, Reporting & Conformance (DMARC) Milter.
3月 01 03:03:50 localhost.localdomain systemd[1]: opendmarc.service: Start request repeated too quickly.
3月 01 03:03:50 localhost.localdomain systemd[1]: opendmarc.service: Failed with result 'exit-code'.
3月 01 03:03:50 localhost.localdomain systemd[1]: Failed to start Domain-based Message Authentication, Reporting & Conformance (DMARC) M>

经过查看日志，发现为ExecStart=/usr/sbin/opendmarc -f 参数未生效，导致配置文件未导入，服务启动失败
修改后：
[root@localhost opendmarc-new]# systemctl status opendmarc
● opendmarc.service - Domain-based Message Authentication, Reporting & Conformance (DMARC) Milter
Loaded: loaded (/usr/lib/systemd/system/opendmarc.service; disabled; vendor preset: disabled)
Active: active (running) since Thu 2023-03-02 14:34:03 CST; 1s ago
Docs: man:opendmarc(8)
man:opendmarc.conf(5)
man:opendmarc-import(8)
man:opendmarc-reports(8)
http://www.trusteddomain.org/opendmarc/
Main PID: 5164 (opendmarc)
Tasks: 3 (limit: 37503)
Memory: 656.0K
CGroup: /system.slice/opendmarc.service
** └─ 5164 /usr/sbin/opendmarc -f -c /etc/opendmarc.conf**

service 配置文件：
[root@localhost opendmarc-new]# cat /usr/lib/systemd/system/opendmarc.service
[Unit]
Description=Domain-based Message Authentication, Reporting & Conformance (DMARC) Milter
Documentation=man:opendmarc(8) man:opendmarc.conf(5) man:opendmarc-import(8) man:opendmarc-reports(8) http://www.trusteddomain.org/opendmarc/
After=network.target nss-lookup.target syslog.target

[Service]
Type=simple
RuntimeDirectory=opendmarc
RuntimeDirectoryMode=0750
EnvironmentFile=-/etc/sysconfig/opendmarc
ExecStart=/usr/sbin/opendmarc -f $OPTIONS
ExecReload=/bin/kill -USR1 $MAINPID
Restart=on-failure
User=opendmarc
Group=opendmarc
Umask=0007
ReadWritePaths=/var/spool/opendmarc
ProtectSystem=strict
ProtectHome=true

[Install]
WantedBy=multi-user.target

ExecStart=/usr/sbin/opendmarc -f $OPTIONS
ExecReload=/bin/kill -USR1 $MAINPID
以上两个配置生效后，问题解决

#!3:解决opendmarc 服务启动失败问题

在23.03RC2上验证结果如下：
ｘ86：

ａｒｍ：