yum/dnf: Add download_dir param (#53171)

changelogs/fragments/24004-yum-dnf-add-download_dir-param.yml

@@ -0,0 +1,2 @@
+minor_changes:
+  - yum/dnf - Add download_dir param (https://github.com/ansible/ansible/issues/24004)

lib/ansible/module_utils/yumdnf.py

@@ -29,6 +29,7 @@ yumdnf_argument_spec = dict(
         disable_plugin=dict(type='list', default=[]),
         disablerepo=dict(type='list', default=[]),
         download_only=dict(type='bool', default=False),
+        download_dir=dict(type='str', default=None),
         enable_plugin=dict(type='list', default=[]),
         enablerepo=dict(type='list', default=[]),
         exclude=dict(type='list', default=[]),
@@ -73,6 +74,7 @@ class YumDnf(with_metaclass(ABCMeta, object)):
         self.disable_plugin = self.module.params['disable_plugin']
         self.disablerepo = self.module.params.get('disablerepo', [])
         self.download_only = self.module.params['download_only']
+        self.download_dir = self.module.params['download_dir']
         self.enable_plugin = self.module.params['enable_plugin']
         self.enablerepo = self.module.params.get('enablerepo', [])
         self.exclude = self.module.params['exclude']

lib/ansible/modules/packaging/os/dnf.py

@@ -190,6 +190,12 @@ options:
     type: bool
     default: "yes"
     version_added: "2.8"
+  download_dir:
+    description:
+      - Specifies an alternate directory to store packages.
+      - Has an effect only if I(download_only) is specified.
+    type: str
+    version_added: "2.8"
 notes:
   - When used with a `loop:` each package will be processed individually, it is much more efficient to pass the list directly to the `name` option.
   - Group removal doesn't work if the group was installed with Ansible because
@@ -564,6 +570,8 @@ class DnfModule(YumDnf):
 
         if self.download_only:
             conf.downloadonly = True
+            if self.download_dir:
+                conf.destdir = self.download_dir
 
         # Default in dnf upstream is true
         conf.clean_requirements_on_remove = self.autoremove
@@ -1122,6 +1130,10 @@ class DnfModule(YumDnf):
                     self.module.exit_json(**response)
 
                 try:
+                    if self.download_only and self.download_dir and self.base.conf.destdir:
+                        dnf.util.ensure_dir(self.base.conf.destdir)
+                        self.base.repos.all().pkgdir = self.base.conf.destdir
+
                     self.base.download_packages(self.base.transaction.install_set)
                 except dnf.exceptions.DownloadError as e:
                     self.module.fail_json(
@@ -1171,6 +1183,14 @@ class DnfModule(YumDnf):
                     results=[],
                 )
 
+        # Check if download_dir is called correctly
+        if self.download_dir:
+            if LooseVersion(dnf.__version__) < LooseVersion('2.6.2'):
+                self.module.fail_json(
+                    msg="download_dir requires dnf>=2.6.2. Current dnf version is %s" % dnf.__version__,
+                    results=[],
+                )
+
         if self.update_cache and not self.names and not self.list:
             self.base = self._base(
                 self.conf_file, self.disable_gpg_check, self.disablerepo,

lib/ansible/modules/packaging/os/yum.py

@@ -197,6 +197,12 @@ options:
     type: bool
     default: "yes"
     version_added: "2.8"
+  download_dir:
+    description:
+      - Specifies an alternate directory to store packages.
+      - Has an effect only if I(download_only) is specified.
+    type: str
+    version_added: "2.8"
 notes:
   - When used with a `loop:` each package will be processed individually,
     it is much more efficient to pass the list directly to the `name` option.
@@ -1385,6 +1391,9 @@ class YumModule(YumDnf):
         if self.download_only:
             self.yum_basecmd.extend(['--downloadonly'])
 
+            if self.download_dir:
+                self.yum_basecmd.extend(['--downloaddir=%s' % self.download_dir])
+
         if self.installroot != '/':
             # do not setup installroot by default, because of error
             # CRITICAL:yum.cli:Config Error: Error accessing file for config file:////etc/yum.conf

test/integration/targets/dnf/tasks/dnf.yml

@@ -233,13 +233,12 @@
   dnf: name=sos installroot='/'
   register: dnf_result
 
-# Test download_only
 - name: uninstall sos for downloadonly test
   dnf:
     name: sos
     state: absent
 
-- name: install sos
+- name: Test download_only
   dnf:
     name: sos
     state: latest
@@ -264,6 +263,33 @@
         - "dnf_result is success"
         - "not dnf_result is changed"
 
+- name: uninstall sos for downloadonly/downloaddir test
+  dnf:
+    name: sos
+    state: absent
+
+- name: Test download_only/download_dir
+  dnf:
+    name: sos
+    state: latest
+    download_only: true
+    download_dir: "/var/tmp/packages"
+  register: dnf_result
+
+- name: verify dnf output
+  assert:
+    that:
+        - "dnf_result is success"
+        - "dnf_result is changed"
+
+- command: "ls /var/tmp/packages"
+  register: ls_out
+
+- name: Verify specified download_dir was used
+  assert:
+    that:
+      - "'sos' in ls_out.stdout"
+
 # GROUP INSTALL
 - name: install Custom Group group
   dnf:

test/integration/targets/yum/tasks/yum.yml

@@ -303,8 +303,7 @@
     state: removed
   register: yum_result
 
-# Test download_only
-- name: install sos
+- name: Test download_only
   yum:
     name: sos
     state: latest
@@ -329,6 +328,33 @@
         - "yum_result is success"
         - "not yum_result is changed"
 
+- name: uninstall sos for downloadonly/downloaddir test
+  yum:
+    name: sos
+    state: absent
+
+- name: Test download_only/download_dir
+  yum:
+    name: sos
+    state: latest
+    download_only: true
+    download_dir: "/var/tmp/packages"
+  register: yum_result
+
+- name: verify yum output
+  assert:
+    that:
+        - "yum_result is success"
+        - "yum_result is changed"
+
+- command: "ls /var/tmp/packages"
+  register: ls_out
+
+- name: Verify specified download_dir was used
+  assert:
+    that:
+      - "'sos' in ls_out.stdout"
+
 - name: install group
   yum:
     name: "@Development Tools"