1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
|
class MigrateKubernetesServiceToNewClustersArchitectures < ActiveRecord::Migration
DOWNTIME = false
DEFAULT_KUBERNETES_SERVICE_CLUSTER_NAME = 'KubernetesService'.freeze
class Project < ActiveRecord::Base
self.table_name = 'projects'
has_many :cluster_projects, class_name: 'MigrateKubernetesServiceToNewClustersArchitectures::ClustersProject'
has_many :clusters, through: :cluster_projects, class_name: 'MigrateKubernetesServiceToNewClustersArchitectures::Cluster'
has_many :services, class_name: 'MigrateKubernetesServiceToNewClustersArchitectures::Service'
end
class Cluster < ActiveRecord::Base
self.table_name = 'clusters'
has_many :cluster_projects, class_name: 'MigrateKubernetesServiceToNewClustersArchitectures::ClustersProject'
has_many :projects, through: :cluster_projects, class_name: 'MigrateKubernetesServiceToNewClustersArchitectures::Project'
has_one :platform_kubernetes, class_name: 'MigrateKubernetesServiceToNewClustersArchitectures::PlatformsKubernetes'
accepts_nested_attributes_for :platform_kubernetes
enum platform_type: {
kubernetes: 1
}
enum provider_type: {
user: 0,
gcp: 1
}
end
class ClustersProject < ActiveRecord::Base
self.table_name = 'cluster_projects'
belongs_to :cluster, class_name: 'MigrateKubernetesServiceToNewClustersArchitectures::Cluster'
belongs_to :project, class_name: 'MigrateKubernetesServiceToNewClustersArchitectures::Project'
end
class PlatformsKubernetes < ActiveRecord::Base
self.table_name = 'cluster_platforms_kubernetes'
belongs_to :cluster, class_name: 'MigrateKubernetesServiceToNewClustersArchitectures::Cluster'
attr_encrypted :token,
mode: :per_attribute_iv,
key: Gitlab::Application.secrets.db_key_base,
algorithm: 'aes-256-cbc'
end
class Service < ActiveRecord::Base
include EachBatch
self.table_name = 'services'
belongs_to :project, class_name: 'MigrateKubernetesServiceToNewClustersArchitectures::Project'
scope :unmanaged_kubernetes_service, -> do
where(category: 'deployment')
.where(type: 'KubernetesService')
.where(template: false)
.where("NOT EXISTS (?)",
MigrateKubernetesServiceToNewClustersArchitectures::PlatformsKubernetes
.joins('INNER JOIN projects ON projects.id = services.project_id')
.joins('INNER JOIN cluster_projects ON cluster_projects.project_id = projects.id')
.where('cluster_projects.cluster_id = cluster_platforms_kubernetes.cluster_id')
.where("services.properties LIKE CONCAT('%', cluster_platforms_kubernetes.api_url, '%')")
.select('1') )
.order(project_id: :asc)
end
scope :kubernetes_service_without_template, -> do
where(category: 'deployment')
.where(type: 'KubernetesService')
.where(template: false)
.order(project_id: :asc)
end
end
def find_dedicated_environement_scope(project)
environment_scopes = project.clusters.map(&:environment_scope)
return '*' if environment_scopes.exclude?('*') # KubernetesService should be added as a default cluster (environment_scope: '*') at first place
return 'migrated/*' if environment_scopes.exclude?('migrated/*') # If it's conflicted, the KubernetesService added as a migrated cluster
unique_iid = 0
# If it's still conflicted, finding an unique environment scope incrementaly
while true
candidate = "migrated#{unique_iid}/*"
return candidate if environment_scopes.exclude?(candidate)
unique_iid += 1
end
end
def up
MigrateKubernetesServiceToNewClustersArchitectures::Service
.unmanaged_kubernetes_service.find_each(batch_size: 1) do |kubernetes_service|
MigrateKubernetesServiceToNewClustersArchitectures::Cluster.create(
enabled: kubernetes_service.active,
user_id: nil, # KubernetesService doesn't have
name: DEFAULT_KUBERNETES_SERVICE_CLUSTER_NAME,
provider_type: MigrateKubernetesServiceToNewClustersArchitectures::Cluster.provider_types[:user],
platform_type: MigrateKubernetesServiceToNewClustersArchitectures::Cluster.platform_types[:kubernetes],
projects: [kubernetes_service.project.becomes(MigrateKubernetesServiceToNewClustersArchitectures::Project)],
environment_scope: find_dedicated_environement_scope(kubernetes_service.project),
platform_kubernetes_attributes: {
api_url: kubernetes_service.api_url,
ca_cert: kubernetes_service.ca_pem,
namespace: kubernetes_service.namespace,
username: nil, # KubernetesService doesn't have
encrypted_password: nil, # KubernetesService doesn't have
encrypted_password_iv: nil, # KubernetesService doesn't have
token: kubernetes_service.token # encrypted_token and encrypted_token_iv
} )
end
MigrateKubernetesServiceToNewClustersArchitectures::Service.kubernetes_service_without_template.update_all(active: false)
end
def down
# noop
end
end
|
