diff options
18 files changed, 49 insertions, 128 deletions
diff --git a/playbooks/common/openshift-etcd/migrate.yml b/playbooks/common/openshift-etcd/migrate.yml index e4ab0aa41..06e0607bd 100644 --- a/playbooks/common/openshift-etcd/migrate.yml +++ b/playbooks/common/openshift-etcd/migrate.yml @@ -1,11 +1,13 @@ --- - name: Run pre-checks hosts: oo_etcd_to_migrate - roles: - - role: etcd_migrate - r_etcd_migrate_action: check - r_etcd_common_embedded_etcd: "{{ groups.oo_etcd_to_config | default([]) | length == 0 }}" - etcd_peer: "{{ ansible_default_ipv4.address }}" + tasks: + - include_role: + name: etcd + tasks_from: migrate.pre_check + vars: + r_etcd_common_embedded_etcd: "{{ groups.oo_etcd_to_config | default([]) | length == 0 }}" + etcd_peer: "{{ ansible_default_ipv4.address }}" # TODO: This will be different for release-3.6 branch - name: Prepare masters for etcd data migration @@ -65,25 +67,28 @@ - name: Migrate data on first etcd hosts: oo_etcd_to_migrate[0] gather_facts: no - roles: - - role: etcd_migrate - r_etcd_migrate_action: migrate - r_etcd_common_embedded_etcd: "{{ groups.oo_etcd_to_config | default([]) | length == 0 }}" - etcd_peer: "{{ openshift.common.ip }}" - etcd_url_scheme: "https" - etcd_peer_url_scheme: "https" + tasks: + - include_role: + name: etcd + tasks_from: migrate + vars: + r_etcd_common_embedded_etcd: "{{ groups.oo_etcd_to_config | default([]) | length == 0 }}" + etcd_peer: "{{ openshift.common.ip }}" + etcd_url_scheme: "https" + etcd_peer_url_scheme: "https" - name: Clean data stores on remaining etcd hosts hosts: oo_etcd_to_migrate[1:] gather_facts: no - roles: - - role: etcd_migrate - r_etcd_migrate_action: clean_data - r_etcd_common_embedded_etcd: "{{ groups.oo_etcd_to_config | default([]) | length == 0 }}" - etcd_peer: "{{ openshift.common.ip }}" - etcd_url_scheme: "https" - etcd_peer_url_scheme: "https" - post_tasks: + tasks: + - include_role: + name: etcd + tasks_from: clean_data + vars: + r_etcd_common_embedded_etcd: "{{ groups.oo_etcd_to_config | default([]) | length == 0 }}" + etcd_peer: "{{ openshift.common.ip }}" + etcd_url_scheme: "https" + etcd_peer_url_scheme: "https" - name: Add etcd hosts delegate_to: localhost add_host: @@ -112,21 +117,23 @@ - name: Add TTLs on the first master hosts: oo_first_master[0] - roles: - - role: etcd_migrate - r_etcd_migrate_action: add_ttls - etcd_peer: "{{ hostvars[groups.oo_etcd_to_migrate.0].openshift.common.ip }}" - etcd_url_scheme: "https" - etcd_peer_url_scheme: "https" + tasks: + - include_role: + name: etcd + tasks_from: migrate.add_ttls + vars: + etcd_peer: "{{ hostvars[groups.oo_etcd_to_migrate.0].openshift.common.ip }}" + etcd_url_scheme: "https" + etcd_peer_url_scheme: "https" when: etcd_migration_failed | length == 0 - name: Configure masters if etcd data migration is succesfull hosts: oo_masters_to_config - roles: - - role: etcd_migrate - r_etcd_migrate_action: configure - when: etcd_migration_failed | length == 0 tasks: + - include_role: + name: etcd + tasks_from: migrate.configure_master + when: etcd_migration_failed | length == 0 - debug: msg: "Skipping master re-configuration since migration failed." when: diff --git a/roles/etcd/meta/main.yml b/roles/etcd/meta/main.yml index d69366a39..537c01c0e 100644 --- a/roles/etcd/meta/main.yml +++ b/roles/etcd/meta/main.yml @@ -18,4 +18,5 @@ galaxy_info: dependencies: - role: lib_openshift - role: lib_os_firewall +- role: lib_utils - role: etcd_common diff --git a/roles/etcd_migrate/tasks/clean_data.yml b/roles/etcd/tasks/auxiliary/clean_data.yml index 95a0e7c0a..95a0e7c0a 100644 --- a/roles/etcd_migrate/tasks/clean_data.yml +++ b/roles/etcd/tasks/auxiliary/clean_data.yml diff --git a/roles/etcd/tasks/clean_data.yml b/roles/etcd/tasks/clean_data.yml new file mode 100644 index 000000000..d131ffd21 --- /dev/null +++ b/roles/etcd/tasks/clean_data.yml @@ -0,0 +1,2 @@ +--- +- include: auxiliary/clean_data.yml diff --git a/roles/etcd/tasks/migrate.add_ttls.yml b/roles/etcd/tasks/migrate.add_ttls.yml new file mode 100644 index 000000000..bc27e4ea1 --- /dev/null +++ b/roles/etcd/tasks/migrate.add_ttls.yml @@ -0,0 +1,2 @@ +--- +- include: migration/add_ttls.yml diff --git a/roles/etcd/tasks/migrate.configure_master.yml b/roles/etcd/tasks/migrate.configure_master.yml new file mode 100644 index 000000000..3ada6e362 --- /dev/null +++ b/roles/etcd/tasks/migrate.configure_master.yml @@ -0,0 +1,2 @@ +--- +- include: migration/configure_master.yml diff --git a/roles/etcd/tasks/migrate.pre_check.yml b/roles/etcd/tasks/migrate.pre_check.yml new file mode 100644 index 000000000..124d21561 --- /dev/null +++ b/roles/etcd/tasks/migrate.pre_check.yml @@ -0,0 +1,2 @@ +--- +- include: migration/check.yml diff --git a/roles/etcd/tasks/migrate.yml b/roles/etcd/tasks/migrate.yml new file mode 100644 index 000000000..5d5385873 --- /dev/null +++ b/roles/etcd/tasks/migrate.yml @@ -0,0 +1,2 @@ +--- +- include: migration/migrate.yml diff --git a/roles/etcd_migrate/tasks/add_ttls.yml b/roles/etcd/tasks/migration/add_ttls.yml index c10465af9..14625e49e 100644 --- a/roles/etcd_migrate/tasks/add_ttls.yml +++ b/roles/etcd/tasks/migration/add_ttls.yml @@ -8,6 +8,7 @@ accessTokenMaxAgeSeconds: "{{ (g_master_config_output.content|b64decode|from_yaml).oauthConfig.tokenConfig.accessTokenMaxAgeSeconds | default(86400) }}" authroizeTokenMaxAgeSeconds: "{{ (g_master_config_output.content|b64decode|from_yaml).oauthConfig.tokenConfig.authroizeTokenMaxAgeSeconds | default(500) }}" controllerLeaseTTL: "{{ (g_master_config_output.content|b64decode|from_yaml).controllerLeaseTTL | default(30) }}" + - name: Re-introduce leases (as a replacement for key TTLs) command: > oadm migrate etcd-ttl \ diff --git a/roles/etcd_migrate/tasks/check.yml b/roles/etcd/tasks/migration/check.yml index 0804d9e1c..0804d9e1c 100644 --- a/roles/etcd_migrate/tasks/check.yml +++ b/roles/etcd/tasks/migration/check.yml diff --git a/roles/etcd_migrate/tasks/check_cluster_health.yml b/roles/etcd/tasks/migration/check_cluster_health.yml index 201d83f99..201d83f99 100644 --- a/roles/etcd_migrate/tasks/check_cluster_health.yml +++ b/roles/etcd/tasks/migration/check_cluster_health.yml diff --git a/roles/etcd_migrate/tasks/check_cluster_status.yml b/roles/etcd/tasks/migration/check_cluster_status.yml index b69fb5a52..b69fb5a52 100644 --- a/roles/etcd_migrate/tasks/check_cluster_status.yml +++ b/roles/etcd/tasks/migration/check_cluster_status.yml diff --git a/roles/etcd_migrate/tasks/configure.yml b/roles/etcd/tasks/migration/configure_master.yml index a305d5bf3..a305d5bf3 100644 --- a/roles/etcd_migrate/tasks/configure.yml +++ b/roles/etcd/tasks/migration/configure_master.yml diff --git a/roles/etcd_migrate/tasks/migrate.yml b/roles/etcd/tasks/migration/migrate.yml index 54a9c74ff..54a9c74ff 100644 --- a/roles/etcd_migrate/tasks/migrate.yml +++ b/roles/etcd/tasks/migration/migrate.yml diff --git a/roles/etcd_migrate/README.md b/roles/etcd_migrate/README.md deleted file mode 100644 index 369e78ff2..000000000 --- a/roles/etcd_migrate/README.md +++ /dev/null @@ -1,53 +0,0 @@ -Role Name -========= - -Offline etcd migration of data from v2 to v3 - -Requirements ------------- - -It is expected all consumers of the etcd data are not accessing the data. -Otherwise the migrated data can be out-of-sync with the v2 and can result in unhealthy etcd cluster. - -The role itself is responsible for: -- checking etcd cluster health and raft status before the migration -- checking of presence of any v3 data (in that case the migration is stopped) -- migration of v2 data to v3 data (including attaching leases of keys prefixed with "/kubernetes.io/events" and "/kubernetes.io/masterleases" string) -- validation of migrated data (all v2 keys and in v3 keys and are set to the identical value) - -The migration itself requires an etcd member to be down in the process. Once the migration is done, the etcd member is started. - -Role Variables --------------- - -TBD - -Dependencies ------------- - -- etcd_common -- lib_utils - -Example Playbook ----------------- - -```yaml -- name: Migrate etcd data from v2 to v3 - hosts: oo_etcd_to_config - gather_facts: no - tasks: - - include_role: - name: openshift_etcd_migrate - vars: - etcd_peer: "{{ ansible_default_ipv4.address }}" -``` - -License -------- - -Apache License, Version 2.0 - -Author Information ------------------- - -Jan Chaloupka (jchaloup@redhat.com) diff --git a/roles/etcd_migrate/defaults/main.yml b/roles/etcd_migrate/defaults/main.yml deleted file mode 100644 index 05cf41fbb..000000000 --- a/roles/etcd_migrate/defaults/main.yml +++ /dev/null @@ -1,3 +0,0 @@ ---- -# Default action when calling this role, choices: check, migrate, configure -r_etcd_migrate_action: migrate diff --git a/roles/etcd_migrate/meta/main.yml b/roles/etcd_migrate/meta/main.yml deleted file mode 100644 index f3cabbef6..000000000 --- a/roles/etcd_migrate/meta/main.yml +++ /dev/null @@ -1,17 +0,0 @@ ---- -galaxy_info: - author: Jan Chaloupka - description: Etcd migration - company: Red Hat, Inc. - license: Apache License, Version 2.0 - min_ansible_version: 2.1 - platforms: - - name: EL - versions: - - 7 - categories: - - cloud - - system -dependencies: -- { role: etcd_common } -- { role: lib_utils } diff --git a/roles/etcd_migrate/tasks/main.yml b/roles/etcd_migrate/tasks/main.yml deleted file mode 100644 index e82f6a6b4..000000000 --- a/roles/etcd_migrate/tasks/main.yml +++ /dev/null @@ -1,25 +0,0 @@ ---- -- name: Fail if invalid r_etcd_migrate_action provided - fail: - msg: "etcd_migrate role can only be called with 'check', 'migrate', 'configure', 'add_ttls', or 'clean_data'" - when: r_etcd_migrate_action not in ['check', 'migrate', 'configure', 'add_ttls', 'clean_data'] - -- name: Include main action task file - include: "{{ r_etcd_migrate_action }}.yml" - -# 2. migrate v2 datadir into v3: -# ETCDCTL_API=3 ./etcdctl migrate --data-dir=${data_dir} --no-ttl -# backup the etcd datadir first -# Provide a way for an operator to specify transformer - -# 3. re-configure OpenShift master at /etc/origin/master/master-config.yml -# set storage-backend to “etcd3” -# 4. we could leave the master restart to current logic (there is already the code ready (single vs. HA master)) - -# Run -# etcdctl --cert-file /etc/etcd/peer.crt --key-file /etc/etcd/peer.key --ca-file /etc/etcd/ca.crt --endpoint https://172.16.186.45:2379 cluster-health -# to check the cluster health (from the etcdctl.sh aliases file) - -# Another assumption: -# - in order to migrate all etcd v2 data into v3, we need to shut down the cluster (let's verify that on Wednesday meeting) -# - |