forked from hashicorp/nomad
-
Notifications
You must be signed in to change notification settings - Fork 0
/
volume_status_csi.go
191 lines (163 loc) · 4.46 KB
/
volume_status_csi.go
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
package command
import (
"fmt"
"sort"
"strings"
"github.com/hashicorp/nomad/api"
"github.com/hashicorp/nomad/nomad/structs"
)
func (c *VolumeStatusCommand) csiBanner() {
if !(c.json || len(c.template) > 0) {
c.Ui.Output(c.Colorize().Color("[bold]Container Storage Interface[reset]"))
}
}
func (c *VolumeStatusCommand) csiStatus(client *api.Client, id string) int {
// Invoke list mode if no volume id
if id == "" {
c.csiBanner()
vols, _, err := client.CSIVolumes().List(nil)
if err != nil {
c.Ui.Error(fmt.Sprintf("Error querying volumes: %s", err))
return 1
}
if len(vols) == 0 {
// No output if we have no volumes
c.Ui.Error("No CSI volumes")
} else {
str, err := c.csiFormatVolumes(vols)
if err != nil {
c.Ui.Error(fmt.Sprintf("Error formatting: %s", err))
return 1
}
c.Ui.Output(str)
}
return 0
}
// Try querying the volume
vol, _, err := client.CSIVolumes().Info(id, nil)
if err != nil {
c.Ui.Error(fmt.Sprintf("Error querying volume: %s", err))
return 1
}
str, err := c.formatBasic(vol)
if err != nil {
c.Ui.Error(fmt.Sprintf("Error formatting volume: %s", err))
return 1
}
c.Ui.Output(str)
return 0
}
func (c *VolumeStatusCommand) csiFormatVolumes(vols []*api.CSIVolumeListStub) (string, error) {
// Sort the output by volume id
sort.Slice(vols, func(i, j int) bool { return vols[i].ID < vols[j].ID })
if c.json || len(c.template) > 0 {
out, err := Format(c.json, c.template, vols)
if err != nil {
return "", fmt.Errorf("format error: %v", err)
}
return out, nil
}
rows := make([]string, len(vols)+1)
rows[0] = "ID|Name|Plugin ID|Schedulable|Access Mode"
for i, v := range vols {
rows[i+1] = fmt.Sprintf("%s|%s|%s|%t|%s",
limit(v.ID, c.length),
v.Name,
v.PluginID,
v.Schedulable,
v.AccessMode,
)
}
return formatList(rows), nil
}
func (c *VolumeStatusCommand) formatBasic(vol *api.CSIVolume) (string, error) {
if c.json || len(c.template) > 0 {
out, err := Format(c.json, c.template, vol)
if err != nil {
return "", fmt.Errorf("format error: %v", err)
}
return out, nil
}
output := []string{
fmt.Sprintf("ID|%s", vol.ID),
fmt.Sprintf("Name|%s", vol.Name),
fmt.Sprintf("External ID|%s", vol.ExternalID),
fmt.Sprintf("Plugin ID|%s", vol.PluginID),
fmt.Sprintf("Provider|%s", vol.Provider),
fmt.Sprintf("Version|%s", vol.ProviderVersion),
fmt.Sprintf("Schedulable|%t", vol.Schedulable),
fmt.Sprintf("Controllers Healthy|%d", vol.ControllersHealthy),
fmt.Sprintf("Controllers Expected|%d", vol.ControllersExpected),
fmt.Sprintf("Nodes Healthy|%d", vol.NodesHealthy),
fmt.Sprintf("Nodes Expected|%d", vol.NodesExpected),
fmt.Sprintf("Access Mode|%s", vol.AccessMode),
fmt.Sprintf("Attachment Mode|%s", vol.AttachmentMode),
fmt.Sprintf("Mount Options|%s", csiVolMountOption(vol.MountOptions, nil)),
fmt.Sprintf("Namespace|%s", vol.Namespace),
}
// Exit early
if c.short {
return formatKV(output), nil
}
// Format the allocs
banner := c.Colorize().Color("\n[bold]Allocations[reset]")
allocs := formatAllocListStubs(vol.Allocations, c.verbose, c.length)
full := []string{formatKV(output), banner, allocs}
return strings.Join(full, "\n"), nil
}
func (c *VolumeStatusCommand) formatTopologies(vol *api.CSIVolume) string {
var out []string
// Find the union of all the keys
head := map[string]string{}
for _, t := range vol.Topologies {
for key := range t.Segments {
if _, ok := head[key]; !ok {
head[key] = ""
}
}
}
// Append the header
var line []string
for key := range head {
line = append(line, key)
}
out = append(out, strings.Join(line, " "))
// Append each topology
for _, t := range vol.Topologies {
line = []string{}
for key := range head {
line = append(line, t.Segments[key])
}
out = append(out, strings.Join(line, " "))
}
return strings.Join(out, "\n")
}
func csiVolMountOption(volume, request *api.CSIMountOptions) string {
var req, opts *structs.CSIMountOptions
if request != nil {
req = &structs.CSIMountOptions{
FSType: request.FSType,
MountFlags: request.MountFlags,
}
}
if volume == nil {
opts = req
} else {
opts = &structs.CSIMountOptions{
FSType: volume.FSType,
MountFlags: volume.MountFlags,
}
opts.Merge(req)
}
if opts == nil {
return "<none>"
}
var out string
if opts.FSType != "" {
out = fmt.Sprintf("fs_type: %s", opts.FSType)
}
if len(opts.MountFlags) > 0 {
out = fmt.Sprintf("%s flags: %s", out, strings.Join(opts.MountFlags, ", "))
}
return out
}