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Convert some run_command() string args to lists (#8264)
* Convert some run_command() string args to lists. * Change run_command with pipe and shell to Python code. * Add changelog. * Simplify syntax. Co-authored-by: Alexei Znamensky <103110+russoz@users.noreply.github.com> --------- Co-authored-by: Alexei Znamensky <103110+russoz@users.noreply.github.com>
This commit is contained in:
Felix Fontein
GitHub
parent
b48293ca31
commit
70adba8991
14 changed files with 144 additions and 144 deletions
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@ -236,6 +236,7 @@ EXAMPLES = '''
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'''
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import re
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import shlex
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from ansible.module_utils.basic import AnsibleModule
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@ -281,7 +282,7 @@ def parse_vgs(data):
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def get_lvm_version(module):
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ver_cmd = module.get_bin_path("lvm", required=True)
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rc, out, err = module.run_command("%s version" % (ver_cmd))
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rc, out, err = module.run_command([ver_cmd, "version"])
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if rc != 0:
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return None
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m = re.search(r"LVM version:\s+(\d+)\.(\d+)\.(\d+).*(\d{4}-\d{2}-\d{2})", out)
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@ -320,14 +321,14 @@ def main():
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module.fail_json(msg="Failed to get LVM version number")
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version_yesopt = mkversion(2, 2, 99) # First LVM with the "--yes" option
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if version_found >= version_yesopt:
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yesopt = "--yes"
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yesopt = ["--yes"]
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else:
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yesopt = ""
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yesopt = []
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vg = module.params['vg']
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lv = module.params['lv']
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size = module.params['size']
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opts = module.params['opts']
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opts = shlex.split(module.params['opts'] or '')
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state = module.params['state']
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force = module.boolean(module.params['force'])
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shrink = module.boolean(module.params['shrink'])
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@ -338,21 +339,13 @@ def main():
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size_unit = 'm'
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size_operator = None
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snapshot = module.params['snapshot']
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pvs = module.params['pvs']
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if pvs is None:
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pvs = ""
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else:
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pvs = " ".join(pvs)
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if opts is None:
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opts = ""
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pvs = module.params['pvs'] or []
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# Add --test option when running in check-mode
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if module.check_mode:
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test_opt = ' --test'
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test_opt = ['--test']
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else:
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test_opt = ''
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test_opt = []
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if size:
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# LVEXTEND(8)/LVREDUCE(8) -l, -L options: Check for relative value for resizing
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@ -400,7 +393,7 @@ def main():
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# Get information on volume group requested
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vgs_cmd = module.get_bin_path("vgs", required=True)
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rc, current_vgs, err = module.run_command(
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"%s --noheadings --nosuffix -o vg_name,size,free,vg_extent_size --units %s --separator ';' %s" % (vgs_cmd, unit.lower(), vg))
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[vgs_cmd, "--noheadings", "--nosuffix", "-o", "vg_name,size,free,vg_extent_size", "--units", unit.lower(), "--separator", ";", vg])
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if rc != 0:
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if state == 'absent':
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@ -414,7 +407,7 @@ def main():
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# Get information on logical volume requested
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lvs_cmd = module.get_bin_path("lvs", required=True)
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rc, current_lvs, err = module.run_command(
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"%s -a --noheadings --nosuffix -o lv_name,size,lv_attr --units %s --separator ';' %s" % (lvs_cmd, unit.lower(), vg))
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[lvs_cmd, "-a", "--noheadings", "--nosuffix", "-o", "lv_name,size,lv_attr", "--units", unit.lower(), "--separator", ";", vg])
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if rc != 0:
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if state == 'absent':
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@ -474,20 +467,23 @@ def main():
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# create LV
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lvcreate_cmd = module.get_bin_path("lvcreate", required=True)
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cmd = [lvcreate_cmd] + test_opt + yesopt
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if snapshot is not None:
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if size:
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cmd = "%s %s %s -%s %s%s -s -n %s %s %s/%s" % (lvcreate_cmd, test_opt, yesopt, size_opt, size, size_unit, snapshot, opts, vg, lv)
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else:
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cmd = "%s %s %s -s -n %s %s %s/%s" % (lvcreate_cmd, test_opt, yesopt, snapshot, opts, vg, lv)
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elif thinpool and lv:
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if size_opt == 'l':
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module.fail_json(changed=False, msg="Thin volume sizing with percentage not supported.")
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size_opt = 'V'
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cmd = "%s %s %s -n %s -%s %s%s %s -T %s/%s" % (lvcreate_cmd, test_opt, yesopt, lv, size_opt, size, size_unit, opts, vg, thinpool)
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elif thinpool and not lv:
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cmd = "%s %s %s -%s %s%s %s -T %s/%s" % (lvcreate_cmd, test_opt, yesopt, size_opt, size, size_unit, opts, vg, thinpool)
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cmd += ["-%s" % size_opt, "%s%s" % (size, size_unit)]
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cmd += ["-s", "-n", snapshot] + opts + ["%s/%s" % (vg, lv)]
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elif thinpool:
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if lv:
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if size_opt == 'l':
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module.fail_json(changed=False, msg="Thin volume sizing with percentage not supported.")
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size_opt = 'V'
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cmd += ["-n", lv]
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cmd += ["-%s" % size_opt, "%s%s" % (size, size_unit)]
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cmd += opts + ["-T", "%s/%s" % (vg, thinpool)]
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else:
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cmd = "%s %s %s -n %s -%s %s%s %s %s %s" % (lvcreate_cmd, test_opt, yesopt, lv, size_opt, size, size_unit, opts, vg, pvs)
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cmd += ["-n", lv]
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cmd += ["-%s" % size_opt, "%s%s" % (size, size_unit)]
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cmd += opts + [vg] + pvs
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rc, dummy, err = module.run_command(cmd)
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if rc == 0:
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changed = True
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@ -499,7 +495,7 @@ def main():
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if not force:
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module.fail_json(msg="Sorry, no removal of logical volume %s without force=true." % (this_lv['name']))
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lvremove_cmd = module.get_bin_path("lvremove", required=True)
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rc, dummy, err = module.run_command("%s %s --force %s/%s" % (lvremove_cmd, test_opt, vg, this_lv['name']))
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rc, dummy, err = module.run_command([lvremove_cmd] + test_opt + ["--force", "%s/%s" % (vg, this_lv['name'])])
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if rc == 0:
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module.exit_json(changed=True)
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else:
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@ -527,7 +523,7 @@ def main():
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if this_lv['size'] < size_requested:
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if (size_free > 0) and (size_free >= (size_requested - this_lv['size'])):
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tool = module.get_bin_path("lvextend", required=True)
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tool = [module.get_bin_path("lvextend", required=True)]
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else:
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module.fail_json(
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msg="Logical Volume %s could not be extended. Not enough free space left (%s%s required / %s%s available)" %
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@ -539,16 +535,17 @@ def main():
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elif not force:
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module.fail_json(msg="Sorry, no shrinking of %s without force=true" % (this_lv['name']))
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else:
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tool = module.get_bin_path("lvreduce", required=True)
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tool = '%s %s' % (tool, '--force')
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tool = [module.get_bin_path("lvreduce", required=True), '--force']
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if tool:
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if resizefs:
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tool = '%s %s' % (tool, '--resizefs')
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tool += ['--resizefs']
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cmd = tool + test_opt
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if size_operator:
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cmd = "%s %s -%s %s%s%s %s/%s %s" % (tool, test_opt, size_opt, size_operator, size, size_unit, vg, this_lv['name'], pvs)
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cmd += ["-%s" % size_opt, "%s%s%s" % (size_operator, size, size_unit)]
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else:
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cmd = "%s %s -%s %s%s %s/%s %s" % (tool, test_opt, size_opt, size, size_unit, vg, this_lv['name'], pvs)
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cmd += ["-%s" % size_opt, "%s%s" % (size, size_unit)]
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cmd += ["%s/%s" % (vg, this_lv['name'])] + pvs
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rc, out, err = module.run_command(cmd)
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if "Reached maximum COW size" in out:
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module.fail_json(msg="Unable to resize %s to %s%s" % (lv, size, size_unit), rc=rc, err=err, out=out)
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@ -566,23 +563,24 @@ def main():
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# resize LV based on absolute values
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tool = None
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if float(size) > this_lv['size'] or size_operator == '+':
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tool = module.get_bin_path("lvextend", required=True)
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tool = [module.get_bin_path("lvextend", required=True)]
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elif shrink and float(size) < this_lv['size'] or size_operator == '-':
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if float(size) == 0:
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module.fail_json(msg="Sorry, no shrinking of %s to 0 permitted." % (this_lv['name']))
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if not force:
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module.fail_json(msg="Sorry, no shrinking of %s without force=true." % (this_lv['name']))
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else:
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tool = module.get_bin_path("lvreduce", required=True)
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tool = '%s %s' % (tool, '--force')
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tool = [module.get_bin_path("lvreduce", required=True), '--force']
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if tool:
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if resizefs:
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tool = '%s %s' % (tool, '--resizefs')
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tool += ['--resizefs']
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cmd = tool + test_opt
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if size_operator:
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cmd = "%s %s -%s %s%s%s %s/%s %s" % (tool, test_opt, size_opt, size_operator, size, size_unit, vg, this_lv['name'], pvs)
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cmd += ["-%s" % size_opt, "%s%s%s" % (size_operator, size, size_unit)]
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else:
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cmd = "%s %s -%s %s%s %s/%s %s" % (tool, test_opt, size_opt, size, size_unit, vg, this_lv['name'], pvs)
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cmd += ["-%s" % size_opt, "%s%s" % (size, size_unit)]
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cmd += ["%s/%s" % (vg, this_lv['name'])] + pvs
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rc, out, err = module.run_command(cmd)
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if "Reached maximum COW size" in out:
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module.fail_json(msg="Unable to resize %s to %s%s" % (lv, size, size_unit), rc=rc, err=err, out=out)
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@ -598,14 +596,14 @@ def main():
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if this_lv is not None:
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if active:
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lvchange_cmd = module.get_bin_path("lvchange", required=True)
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rc, dummy, err = module.run_command("%s -ay %s/%s" % (lvchange_cmd, vg, this_lv['name']))
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rc, dummy, err = module.run_command([lvchange_cmd, "-ay", "%s/%s" % (vg, this_lv['name'])])
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if rc == 0:
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module.exit_json(changed=((not this_lv['active']) or changed), vg=vg, lv=this_lv['name'], size=this_lv['size'])
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else:
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module.fail_json(msg="Failed to activate logical volume %s" % (lv), rc=rc, err=err)
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else:
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lvchange_cmd = module.get_bin_path("lvchange", required=True)
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rc, dummy, err = module.run_command("%s -an %s/%s" % (lvchange_cmd, vg, this_lv['name']))
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rc, dummy, err = module.run_command([lvchange_cmd, "-an", "%s/%s" % (vg, this_lv['name'])])
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if rc == 0:
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module.exit_json(changed=(this_lv['active'] or changed), vg=vg, lv=this_lv['name'], size=this_lv['size'])
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else:
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