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
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
|
package libpodruntime
import (
"context"
"github.com/containers/libpod/cmd/podman/cliconfig"
"github.com/containers/libpod/libpod"
"github.com/containers/libpod/pkg/cgroups"
"github.com/containers/libpod/pkg/namespaces"
"github.com/containers/libpod/pkg/rootless"
"github.com/containers/libpod/pkg/util"
"github.com/containers/storage"
"github.com/pkg/errors"
)
type runtimeOptions struct {
name string
renumber bool
migrate bool
noStore bool
withFDS bool
}
// GetRuntimeMigrate gets a libpod runtime that will perform a migration of existing containers
func GetRuntimeMigrate(ctx context.Context, c *cliconfig.PodmanCommand, newRuntime string) (*libpod.Runtime, error) {
return getRuntime(ctx, c, &runtimeOptions{
name: newRuntime,
renumber: false,
migrate: true,
noStore: false,
withFDS: true,
})
}
// GetRuntimeDisableFDs gets a libpod runtime that will disable sd notify
func GetRuntimeDisableFDs(ctx context.Context, c *cliconfig.PodmanCommand) (*libpod.Runtime, error) {
return getRuntime(ctx, c, &runtimeOptions{
renumber: false,
migrate: false,
noStore: false,
withFDS: false,
})
}
// GetRuntimeRenumber gets a libpod runtime that will perform a lock renumber
func GetRuntimeRenumber(ctx context.Context, c *cliconfig.PodmanCommand) (*libpod.Runtime, error) {
return getRuntime(ctx, c, &runtimeOptions{
renumber: true,
migrate: false,
noStore: false,
withFDS: true,
})
}
// GetRuntime generates a new libpod runtime configured by command line options
func GetRuntime(ctx context.Context, c *cliconfig.PodmanCommand) (*libpod.Runtime, error) {
return getRuntime(ctx, c, &runtimeOptions{
renumber: false,
migrate: false,
noStore: false,
withFDS: true,
})
}
// GetRuntimeNoStore generates a new libpod runtime configured by command line options
func GetRuntimeNoStore(ctx context.Context, c *cliconfig.PodmanCommand) (*libpod.Runtime, error) {
return getRuntime(ctx, c, &runtimeOptions{
renumber: false,
migrate: false,
noStore: true,
withFDS: true,
})
}
func getRuntime(ctx context.Context, c *cliconfig.PodmanCommand, opts *runtimeOptions) (*libpod.Runtime, error) {
options := []libpod.RuntimeOption{}
storageOpts := storage.StoreOptions{}
storageSet := false
uidmapFlag := c.Flags().Lookup("uidmap")
gidmapFlag := c.Flags().Lookup("gidmap")
subuidname := c.Flags().Lookup("subuidname")
subgidname := c.Flags().Lookup("subgidname")
if (uidmapFlag != nil && gidmapFlag != nil && subuidname != nil && subgidname != nil) &&
(uidmapFlag.Changed || gidmapFlag.Changed || subuidname.Changed || subgidname.Changed) {
userns, _ := c.Flags().GetString("userns")
uidmapVal, _ := c.Flags().GetStringSlice("uidmap")
gidmapVal, _ := c.Flags().GetStringSlice("gidmap")
subuidVal, _ := c.Flags().GetString("subuidname")
subgidVal, _ := c.Flags().GetString("subgidname")
mappings, err := util.ParseIDMapping(namespaces.UsernsMode(userns), uidmapVal, gidmapVal, subuidVal, subgidVal)
if err != nil {
return nil, err
}
storageOpts.UIDMap = mappings.UIDMap
storageOpts.GIDMap = mappings.GIDMap
storageSet = true
}
if c.Flags().Changed("root") {
storageSet = true
storageOpts.GraphRoot = c.GlobalFlags.Root
}
if c.Flags().Changed("runroot") {
storageSet = true
storageOpts.RunRoot = c.GlobalFlags.Runroot
}
if len(storageOpts.RunRoot) > 50 {
return nil, errors.New("the specified runroot is longer than 50 characters")
}
if c.Flags().Changed("storage-driver") {
storageSet = true
storageOpts.GraphDriverName = c.GlobalFlags.StorageDriver
// Overriding the default storage driver caused GraphDriverOptions from storage.conf to be ignored
storageOpts.GraphDriverOptions = []string{}
}
// This should always be checked after storage-driver is checked
if len(c.GlobalFlags.StorageOpts) > 0 {
storageSet = true
storageOpts.GraphDriverOptions = c.GlobalFlags.StorageOpts
}
if opts.migrate {
options = append(options, libpod.WithMigrate())
if opts.name != "" {
options = append(options, libpod.WithMigrateRuntime(opts.name))
}
}
if opts.renumber {
options = append(options, libpod.WithRenumber())
}
// Only set this if the user changes storage config on the command line
if storageSet {
options = append(options, libpod.WithStorageConfig(storageOpts))
}
if !storageSet && opts.noStore {
options = append(options, libpod.WithNoStore())
}
// TODO CLI flags for image config?
// TODO CLI flag for signature policy?
if len(c.GlobalFlags.Namespace) > 0 {
options = append(options, libpod.WithNamespace(c.GlobalFlags.Namespace))
}
if c.Flags().Changed("runtime") {
options = append(options, libpod.WithOCIRuntime(c.GlobalFlags.Runtime))
}
if c.Flags().Changed("conmon") {
options = append(options, libpod.WithConmonPath(c.GlobalFlags.ConmonPath))
}
if c.Flags().Changed("tmpdir") {
options = append(options, libpod.WithTmpDir(c.GlobalFlags.TmpDir))
}
if c.Flags().Changed("network-cmd-path") {
options = append(options, libpod.WithNetworkCmdPath(c.GlobalFlags.NetworkCmdPath))
}
if c.Flags().Changed("events-backend") {
options = append(options, libpod.WithEventsLogger(c.GlobalFlags.EventsBackend))
}
if c.Flags().Changed("cgroup-manager") {
options = append(options, libpod.WithCgroupManager(c.GlobalFlags.CGroupManager))
} else {
unified, err := cgroups.IsCgroup2UnifiedMode()
if err != nil {
return nil, err
}
if rootless.IsRootless() && !unified {
options = append(options, libpod.WithCgroupManager("cgroupfs"))
}
}
// TODO flag to set libpod static dir?
// TODO flag to set libpod tmp dir?
if c.Flags().Changed("cni-config-dir") {
options = append(options, libpod.WithCNIConfigDir(c.GlobalFlags.CniConfigDir))
}
if c.Flags().Changed("default-mounts-file") {
options = append(options, libpod.WithDefaultMountsFile(c.GlobalFlags.DefaultMountsFile))
}
if c.Flags().Changed("hooks-dir") {
options = append(options, libpod.WithHooksDir(c.GlobalFlags.HooksDir...))
}
// TODO flag to set CNI plugins dir?
// TODO I don't think these belong here?
// Will follow up with a different PR to address
//
// Pod create options
infraImageFlag := c.Flags().Lookup("infra-image")
if infraImageFlag != nil && infraImageFlag.Changed {
infraImage, _ := c.Flags().GetString("infra-image")
options = append(options, libpod.WithDefaultInfraImage(infraImage))
}
infraCommandFlag := c.Flags().Lookup("infra-command")
if infraCommandFlag != nil && infraImageFlag.Changed {
infraCommand, _ := c.Flags().GetString("infra-command")
options = append(options, libpod.WithDefaultInfraCommand(infraCommand))
}
if !opts.withFDS {
options = append(options, libpod.WithEnableSDNotify())
}
if c.Flags().Changed("config") {
return libpod.NewRuntimeFromConfig(ctx, c.GlobalFlags.Config, options...)
}
return libpod.NewRuntime(ctx, options...)
}
|
