summaryrefslogtreecommitdiff
path: root/pkg/bindings/images/images.go
blob: 5e3af7a6079c5552c4a3bdfabc32b82dea2c56ed (plain)
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
219
220
221
222
223
224
225
226
227
228
229
230
231
package images

import (
	"context"
	"errors"
	"io"
	"net/http"
	"net/url"
	"strconv"

	"github.com/containers/libpod/pkg/api/handlers"
	"github.com/containers/libpod/pkg/bindings"
	"github.com/containers/libpod/pkg/domain/entities"
	"github.com/containers/libpod/pkg/inspect"
)

// Exists a lightweight way to determine if an image exists in local storage.  It returns a
// boolean response.
func Exists(ctx context.Context, nameOrID string) (bool, error) {
	conn, err := bindings.GetClient(ctx)
	if err != nil {
		return false, err
	}
	response, err := conn.DoRequest(nil, http.MethodGet, "/images/%s/exists", nil, nameOrID)
	if err != nil {
		return false, err
	}
	return response.IsSuccess(), nil
}

// List returns a list of images in local storage.  The all boolean and filters parameters are optional
// ways to alter the image query.
func List(ctx context.Context, all *bool, filters map[string][]string) ([]*entities.ImageSummary, error) {
	var imageSummary []*entities.ImageSummary
	conn, err := bindings.GetClient(ctx)
	if err != nil {
		return nil, err
	}
	params := url.Values{}
	if all != nil {
		params.Set("all", strconv.FormatBool(*all))
	}
	if filters != nil {
		strFilters, err := bindings.FiltersToString(filters)
		if err != nil {
			return nil, err
		}
		params.Set("filters", strFilters)
	}
	response, err := conn.DoRequest(nil, http.MethodGet, "/images/json", params)
	if err != nil {
		return imageSummary, err
	}
	return imageSummary, response.Process(&imageSummary)
}

// Get performs an image inspect.  To have the on-disk size of the image calculated, you can
// use the optional size parameter.
func GetImage(ctx context.Context, nameOrID string, size *bool) (*inspect.ImageData, error) {
	conn, err := bindings.GetClient(ctx)
	if err != nil {
		return nil, err
	}
	params := url.Values{}
	if size != nil {
		params.Set("size", strconv.FormatBool(*size))
	}
	inspectedData := inspect.ImageData{}
	response, err := conn.DoRequest(nil, http.MethodGet, "/images/%s/json", params, nameOrID)
	if err != nil {
		return &inspectedData, err
	}
	return &inspectedData, response.Process(&inspectedData)
}

func ImageTree(ctx context.Context, nameOrId string) error {
	return bindings.ErrNotImplemented
}

// History returns the parent layers of an image.
func History(ctx context.Context, nameOrID string) ([]*handlers.HistoryResponse, error) {
	var history []*handlers.HistoryResponse
	conn, err := bindings.GetClient(ctx)
	if err != nil {
		return nil, err
	}
	response, err := conn.DoRequest(nil, http.MethodGet, "/images/%s/history", nil, nameOrID)
	if err != nil {
		return history, err
	}
	return history, response.Process(&history)
}

func Load(ctx context.Context, r io.Reader, name *string) (string, error) {
	var id handlers.IDResponse
	conn, err := bindings.GetClient(ctx)
	if err != nil {
		return "", err
	}
	params := url.Values{}
	if name != nil {
		params.Set("reference", *name)
	}
	response, err := conn.DoRequest(r, http.MethodPost, "/images/load", params)
	if err != nil {
		return "", err
	}
	return id.ID, response.Process(&id)
}

// Remove deletes an image from local storage.  The optional force parameter will forcibly remove
// the image by removing all all containers, including those that are Running, first.
func Remove(ctx context.Context, nameOrID string, force *bool) ([]map[string]string, error) {
	var deletes []map[string]string
	conn, err := bindings.GetClient(ctx)
	if err != nil {
		return nil, err
	}
	params := url.Values{}
	if force != nil {
		params.Set("force", strconv.FormatBool(*force))
	}
	response, err := conn.DoRequest(nil, http.MethodDelete, "/images/%s", params, nameOrID)
	if err != nil {
		return nil, err
	}
	return deletes, response.Process(&deletes)
}

// Export saves an image from local storage as a tarball or image archive.  The optional format
// parameter is used to change the format of the output.
func Export(ctx context.Context, nameOrID string, w io.Writer, format *string, compress *bool) error {
	conn, err := bindings.GetClient(ctx)
	if err != nil {
		return err
	}
	params := url.Values{}
	if format != nil {
		params.Set("format", *format)
	}
	if compress != nil {
		params.Set("compress", strconv.FormatBool(*compress))
	}
	response, err := conn.DoRequest(nil, http.MethodGet, "/images/%s/get", params, nameOrID)
	if err != nil {
		return err
	}
	if err := response.Process(nil); err != nil {
		return err
	}
	_, err = io.Copy(w, response.Body)
	return err
}

// Prune removes unused images from local storage.  The optional filters can be used to further
// define which images should be pruned.
func Prune(ctx context.Context, all *bool, filters map[string][]string) ([]string, error) {
	var (
		deleted []string
	)
	conn, err := bindings.GetClient(ctx)
	if err != nil {
		return nil, err
	}
	params := url.Values{}
	if all != nil {
		params.Set("all", strconv.FormatBool(*all))
	}
	if filters != nil {
		stringFilter, err := bindings.FiltersToString(filters)
		if err != nil {
			return nil, err
		}
		params.Set("filters", stringFilter)
	}
	response, err := conn.DoRequest(nil, http.MethodPost, "/images/prune", params)
	if err != nil {
		return deleted, err
	}
	return deleted, response.Process(&deleted)
}

// Tag adds an additional name to locally-stored image. Both the tag and repo parameters are required.
func Tag(ctx context.Context, nameOrID, tag, repo string) error {
	conn, err := bindings.GetClient(ctx)
	if err != nil {
		return err
	}
	params := url.Values{}
	params.Set("tag", tag)
	params.Set("repo", repo)
	response, err := conn.DoRequest(nil, http.MethodPost, "/images/%s/tag", params, nameOrID)
	if err != nil {
		return err
	}
	return response.Process(nil)
}

func Build(nameOrId string) {}

// Imports adds the given image to the local image store.  This can be done by file and the given reader
// or via the url parameter.  Additional metadata can be associated with the image by using the changes and
// message parameters.  The image can also be tagged given a reference. One of url OR r must be provided.
func Import(ctx context.Context, changes []string, message, reference, u *string, r io.Reader) (string, error) {
	var id handlers.IDResponse
	if r != nil && u != nil {
		return "", errors.New("url and r parameters cannot be used together")
	}
	conn, err := bindings.GetClient(ctx)
	if err != nil {
		return "", err
	}
	params := url.Values{}
	for _, change := range changes {
		params.Add("changes", change)
	}
	if message != nil {
		params.Set("message", *message)
	}
	if reference != nil {
		params.Set("reference", *reference)
	}
	if u != nil {
		params.Set("url", *u)
	}
	response, err := conn.DoRequest(r, http.MethodPost, "/images/import", params)
	if err != nil {
		return "", err
	}
	return id.ID, response.Process(&id)
}