ansible-playbook之循环(Loops)
# cat if_else.yml---
- hosts: webservers
remote_user: root
gather_facts: False
tasks:
- name: "对task的执行结果进行判断"
shell: cat /etc/fstab
register: info
until: info.stdout.startswith("sysfs")
retries: 5
delay: 5
# ansible-playbook if_else.yml
PLAY **************************************************************************************************************************************
TASK [对task的执行结果进行判断] **********************************************************************************************************************************
FAILED - RETRYING: 对task的执行结果进行判断 (5 retries left).
FAILED - RETRYING: 对task的执行结果进行判断 (5 retries left).
FAILED - RETRYING: 对task的执行结果进行判断 (4 retries left).
FAILED - RETRYING: 对task的执行结果进行判断 (4 retries left).
FAILED - RETRYING: 对task的执行结果进行判断 (3 retries left).
FAILED - RETRYING: 对task的执行结果进行判断 (3 retries left).
FAILED - RETRYING: 对task的执行结果进行判断 (2 retries left).
FAILED - RETRYING: 对task的执行结果进行判断 (2 retries left).
FAILED - RETRYING: 对task的执行结果进行判断 (1 retries left).
FAILED - RETRYING: 对task的执行结果进行判断 (1 retries left).
fatal: : FAILED! => {"attempts": 5, "changed": true, "cmd": "cat /etc/fstab", "delta": "0:00:00.003310", "end": "2017-09-04 01:09:18.651001", "failed": true, "rc": 0, "start": "2017-09-04 01:09:18.647691", "stderr": "", "stderr_lines": [], "stdout": "\n#\n# /etc/fstab\n# Created by anaconda on Sun Jun 26 03:08:48 2016\n#\n# Accessible filesystems, by reference, are maintained under '/dev/disk'\n# See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info\n#\n/dev/mapper/vg_test2-lv_root / ext4 defaults 1 1\nUUID=8699d6c2-883b-41a0-8282-5be27641ee02 /boot ext4 defaults 1 2\n/dev/mapper/vg_test2-lv_swap swap swap defaults 0 0\ntmpfs /dev/shm tmpfs defaults 0 0\ndevpts /dev/pts devptsgid=5,mode=6200 0\nsysfs /sys sysfs defaults 0 0\nproc /proc proc defaults 0 0\n/dev/cdrom /media/cdrom iso9660 defaults 0 0", "stdout_lines": ["", "#", "# /etc/fstab", "# Created by anaconda on Sun Jun 26 03:08:48 2016", "#", "# Accessible filesystems, by reference, are maintained under '/dev/disk'", "# See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info", "#", "/dev/mapper/vg_test2-lv_root / ext4 defaults 1 1", "UUID=8699d6c2-883b-41a0-8282-5be27641ee02 /boot ext4 defaults 1 2", "/dev/mapper/vg_test2-lv_swap swap swap defaults 0 0", "tmpfs /dev/shm tmpfs defaults 0 0", "devpts /dev/pts devptsgid=5,mode=6200 0", "sysfs /sys sysfs defaults 0 0", "proc /proc proc defaults 0 0", "/dev/cdrom /media/cdrom iso9660 defaults 0 0"]}
fatal: : FAILED! => {"attempts": 5, "changed": true, "cmd": "cat /etc/fstab", "delta": "0:00:00.002489", "end": "2017-09-04 01:11:02.560507", "failed": true, "rc": 0, "start": "2017-09-04 01:11:02.558018", "stderr": "", "stderr_lines": [], "stdout": "\n#\n# /etc/fstab\n# Created by anaconda on Sun Jun 26 03:11:47 2016\n#\n# Accessible filesystems, by reference, are maintained under '/dev/disk'\n# See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info\n#\n/dev/mapper/vg_test3-lv_root / ext4 defaults 1 1\nUUID=e48217af-0ad9-45be-aa68-b0b1bbc88c97 /boot ext4 defaults 1 2\n/dev/mapper/vg_test3-lv_swap swap swap defaults 0 0\ntmpfs /dev/shm tmpfs defaults 0 0\ndevpts /dev/pts devptsgid=5,mode=6200 0\nsysfs /sys sysfs defaults 0 0\nproc /proc proc defaults 0 0\n/dev/cdrom /media/cdrom iso9660 defaults 0 0", "stdout_lines": ["", "#", "# /etc/fstab", "# Created by anaconda on Sun Jun 26 03:11:47 2016", "#", "# Accessible filesystems, by reference, are maintained under '/dev/disk'", "# See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info", "#", "/dev/mapper/vg_test3-lv_root / ext4 defaults 1 1", "UUID=e48217af-0ad9-45be-aa68-b0b1bbc88c97 /boot ext4 defaults 1 2", "/dev/mapper/vg_test3-lv_swap swap swap defaults 0 0", "tmpfs /dev/shm tmpfs defaults 0 0", "devpts /dev/pts devptsgid=5,mode=6200 0", "sysfs /sys sysfs defaults 0 0", "proc /proc proc defaults 0 0", "/dev/cdrom /media/cdrom iso9660 defaults 0 0"]}
to retry, use: --limit @/ansible/playbook/if_else.retry
PLAY RECAP *********************************************************************************************************************************************
192.168.2.101 : ok=0 changed=0 unreachable=0 failed=1
192.168.2.111 : ok=0 changed=0 unreachable=0 failed=1
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