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tuunittuunit
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update ignition patch
1 parent 8956301 commit 9c5a47f

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+161
-109
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+161
-109
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‎sdk_container/src/third_party/coreos-overlay/sys-apps/ignition/files/0021-support-ionoscloud.patch

+161-109
Original file line numberDiff line numberDiff line change
@@ -10,10 +10,11 @@ Add check to ignore cloud-config
1010
docs/release-notes.md | 2 +
1111
docs/supported-platforms.md | 2 +
1212
internal/providers/ionoscloud/ionoscloud.go | 149 ++++++++++++++++++++
13+
internal/providers/ionoscloud/ionoscloud.go | 200 ++++++++++++++++++++
1314
internal/providers/proxmoxve/proxmoxve.go | 4 +-
1415
internal/providers/util/cloudconfig.go | 13 ++
1516
internal/register/providers.go | 1 +
16-
6 files changed, 168 insertions(+), 3 deletions(-)
17+
6 files changed, 219 insertions(+), 3 deletions(-)
1718
create mode 100644 internal/providers/ionoscloud/ionoscloud.go
1819
create mode 100644 internal/providers/util/cloudconfig.go
1920

@@ -55,7 +56,7 @@ new file mode 100644
5556
index 00000000..cc660998
5657
--- /dev/null
5758
+++ b/internal/providers/ionoscloud/ionoscloud.go
58-
@@ -0,0 +1,149 @@
59+
@@ -0,0 +1,200 @@
5960
+// Copyright 2024 Red Hat, Inc.
6061
+//
6162
+// Licensed under the Apache License, Version 2.0 (the "License");
@@ -83,127 +84,178 @@ index 00000000..cc660998
8384
+package ionoscloud
8485
+
8586
+import (
86-
+ "context"
87-
+ "fmt"
88-
+ "os"
89-
+ "os/exec"
90-
+ "path/filepath"
91-
+ "time"
92-
+
93-
+ "github.com/flatcar/ignition/v2/config/v3_6_experimental/types"
94-
+ "github.com/flatcar/ignition/v2/internal/distro"
95-
+ "github.com/flatcar/ignition/v2/internal/log"
96-
+ "github.com/flatcar/ignition/v2/internal/platform"
97-
+ "github.com/flatcar/ignition/v2/internal/providers/util"
98-
+ "github.com/flatcar/ignition/v2/internal/resource"
99-
+ ut "github.com/flatcar/ignition/v2/internal/util"
100-
+
101-
+ "github.com/coreos/vcontext/report"
87+
+ "context"
88+
+ "fmt"
89+
+ "os"
90+
+ "os/exec"
91+
+ "path/filepath"
92+
+ "strings"
93+
+ "time"
94+
+
95+
+ "github.com/flatcar/ignition/v2/config/v3_6_experimental/types"
96+
+ "github.com/flatcar/ignition/v2/internal/distro"
97+
+ "github.com/flatcar/ignition/v2/internal/log"
98+
+ "github.com/flatcar/ignition/v2/internal/platform"
99+
+ "github.com/flatcar/ignition/v2/internal/providers/util"
100+
+ "github.com/flatcar/ignition/v2/internal/resource"
101+
+ ut "github.com/flatcar/ignition/v2/internal/util"
102+
+
103+
+ "github.com/coreos/vcontext/report"
102104
+)
103105
+
104106
+const (
105-
+ deviceLabelEnvVar = "IGNITION_CONFIG_DEVICE_LABEL"
106-
+ defaultDeviceLabel = "OEM"
107-
+ userDataPath = "/config/user-data"
107+
+ deviceLabelKernelFlag = "ignition.config.device"
108+
+ defaultDeviceLabel = "OEM"
109+
+ userDataKernelFlag = "ignition.config.path"
110+
+ defaultUserDataPath = "config.ign"
108111
+)
109112
+
110113
+func init() {
111-
+ platform.Register(platform.Provider{
112-
+ Name: "ionoscloud",
113-
+ Fetch: fetchConfig,
114-
+ })
114+
+ platform.Register(platform.Provider{
115+
+ Name: "ionoscloud",
116+
+ Fetch: fetchConfig,
117+
+ })
115118
+}
116119
+
117120
+func fetchConfig(f *resource.Fetcher) (types.Config, report.Report, error) {
118-
+ var data []byte
119-
+ ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
120-
+
121-
+ dispatch := func(name string, fn func() ([]byte, error)) {
122-
+ raw, err := fn()
123-
+ if err != nil {
124-
+ switch err {
125-
+ case context.Canceled:
126-
+ case context.DeadlineExceeded:
127-
+ f.Logger.Err("timed out while fetching config from %s", name)
128-
+ default:
129-
+ f.Logger.Err("failed to fetch config from %s: %v", name, err)
130-
+ }
131-
+ return
132-
+ }
133-
+
134-
+ data = raw
135-
+ cancel()
136-
+ }
137-
+
138-
+ deviceLabel := os.Getenv(deviceLabelEnvVar)
139-
+ if deviceLabel == "" {
140-
+ deviceLabel = defaultDeviceLabel
141-
+ }
142-
+
143-
+ go dispatch(
144-
+ "load config from disk", func() ([]byte, error) {
145-
+ return fetchConfigFromDevice(f.Logger, ctx, filepath.Join(distro.DiskByLabelDir(), deviceLabel))
146-
+ },
147-
+ )
148-
+
149-
+ <-ctx.Done()
150-
+ if ctx.Err() == context.DeadlineExceeded {
151-
+ f.Logger.Info("disk was not available in time. Continuing without a config...")
152-
+ }
153-
+
154-
+ return util.ParseConfig(f.Logger, data)
121+
+ var data []byte
122+
+ ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
123+
+
124+
+ dispatch := func(name string, fn func() ([]byte, error)) {
125+
+ raw, err := fn()
126+
+ if err != nil {
127+
+ switch err {
128+
+ case context.Canceled:
129+
+ case context.DeadlineExceeded:
130+
+ f.Logger.Err("timed out while fetching config from %s", name)
131+
+ default:
132+
+ f.Logger.Err("failed to fetch config from %s: %v", name, err)
133+
+ }
134+
+ return
135+
+ }
136+
+
137+
+ data = raw
138+
+ cancel()
139+
+ }
140+
+
141+
+ deviceLabel, userDataPath, err := readFromKernelParams(f.Logger)
142+
+
143+
+ if err != nil {
144+
+ f.Logger.Err("couldn't read kernel parameters: %v", err)
145+
+ return types.Config{}, report.Report{}, err
146+
+ }
147+
+
148+
+ if deviceLabel == "" {
149+
+ deviceLabel = defaultDeviceLabel
150+
+ }
151+
+
152+
+ if userDataPath == "" {
153+
+ userDataPath = defaultUserDataPath
154+
+ }
155+
+
156+
+ go dispatch(
157+
+ "load config from disk", func() ([]byte, error) {
158+
+ return fetchConfigFromDevice(f.Logger, ctx, deviceLabel, userDataPath)
159+
+ },
160+
+ )
161+
+
162+
+ <-ctx.Done()
163+
+ if ctx.Err() == context.DeadlineExceeded {
164+
+ f.Logger.Info("disk was not available in time. Continuing without a config...")
165+
+ }
166+
+
167+
+ return util.ParseConfig(f.Logger, data)
155168
+}
156169
+
157170
+func fileExists(path string) bool {
158-
+ _, err := os.Stat(path)
159-
+ return (err == nil)
171+
+ _, err := os.Stat(path)
172+
+ return (err == nil)
173+
+}
174+
+
175+
+func fetchConfigFromDevice(logger *log.Logger,
176+
+ ctx context.Context,
177+
+ deviceLabel string,
178+
+ dataPath string,
179+
+) ([]byte, error) {
180+
+ device := filepath.Join(distro.DiskByLabelDir(), deviceLabel)
181+
+ for !fileExists(device) {
182+
+ logger.Debug("disk (%q) not found. Waiting...", device)
183+
+ select {
184+
+ case <-time.After(time.Second):
185+
+ case <-ctx.Done():
186+
+ return nil, ctx.Err()
187+
+ }
188+
+ }
189+
+
190+
+ logger.Debug("creating temporary mount point")
191+
+ mnt, err := os.MkdirTemp("", "ignition-config")
192+
+ if err != nil {
193+
+ return nil, fmt.Errorf("failed to create temp directory: %v", err)
194+
+ }
195+
+ defer os.Remove(mnt)
196+
+
197+
+ cmd := exec.Command(distro.MountCmd(), "-o", "ro", "-t", "auto", device, mnt)
198+
+ if _, err := logger.LogCmd(cmd, "mounting disk"); err != nil {
199+
+ return nil, err
200+
+ }
201+
+ defer func() {
202+
+ _ = logger.LogOp(
203+
+ func() error {
204+
+ return ut.UmountPath(mnt)
205+
+ },
206+
+ "unmounting %q at %q", device, mnt,
207+
+ )
208+
+ }()
209+
+
210+
+ if !fileExists(filepath.Join(mnt, dataPath)) {
211+
+ return nil, nil
212+
+ }
213+
+
214+
+ contents, err := os.ReadFile(filepath.Join(mnt, dataPath))
215+
+ if err != nil {
216+
+ return nil, err
217+
+ }
218+
+
219+
+ if util.IsCloudConfig(contents) {
220+
+ logger.Debug("disk (%q) contains a cloud-config configuration, ignoring", device)
221+
+ return nil, nil
222+
+ }
223+
+
224+
+ return contents, nil
225+
+}
226+
+
227+
+func readFromKernelParams(logger *log.Logger) (string, string, error) {
228+
+ args, err := os.ReadFile(distro.KernelCmdlinePath())
229+
+ if err != nil {
230+
+ return "", "", err
231+
+ }
232+
+
233+
+ deviceLabel, userDataPath := parseParams(args)
234+
+ logger.Debug("parsed device label from parameters: %s", deviceLabel)
235+
+ logger.Debug("parsed user-data path from parameters: %s", userDataPath)
236+
+ return deviceLabel, userDataPath, nil
160237
+}
161238
+
162-
+func fetchConfigFromDevice(logger *log.Logger, ctx context.Context, device string) ([]byte, error) {
163-
+ for !fileExists(device) {
164-
+ logger.Debug("disk (%q) not found. Waiting...", device)
165-
+ select {
166-
+ case <-time.After(time.Second):
167-
+ case <-ctx.Done():
168-
+ return nil, ctx.Err()
169-
+ }
170-
+ }
171-
+
172-
+ logger.Debug("creating temporary mount point")
173-
+ mnt, err := os.MkdirTemp("", "ignition-config")
174-
+ if err != nil {
175-
+ return nil, fmt.Errorf("failed to create temp directory: %v", err)
176-
+ }
177-
+ defer os.Remove(mnt)
178-
+
179-
+ cmd := exec.Command(distro.MountCmd(), "-o", "ro", "-t", "auto", device, mnt)
180-
+ if _, err := logger.LogCmd(cmd, "mounting disk"); err != nil {
181-
+ return nil, err
182-
+ }
183-
+ defer func() {
184-
+ _ = logger.LogOp(
185-
+ func() error {
186-
+ return ut.UmountPath(mnt)
187-
+ },
188-
+ "unmounting %q at %q", device, mnt,
189-
+ )
190-
+ }()
191-
+
192-
+ if !fileExists(filepath.Join(mnt, userDataPath)) {
193-
+ return nil, nil
194-
+ }
195-
+
196-
+ contents, err := os.ReadFile(filepath.Join(mnt, userDataPath))
197-
+ if err != nil {
198-
+ return nil, err
199-
+ }
200-
+
201-
+ if util.IsCloudConfig(contents) {
202-
+ logger.Debug("disk (%q) contains a cloud-config configuration, ignoring", device)
203-
+ return nil, nil
204-
+ }
205-
+
206-
+ return contents, nil
239+
+func parseParams(args []byte) (deviceLabel, userDataPath string) {
240+
+ for _, arg := range strings.Split(string(args), " ") {
241+
+ parts := strings.SplitN(strings.TrimSpace(arg), "=", 2)
242+
+ if len(parts) != 2 {
243+
+ continue
244+
+ }
245+
+
246+
+ key := parts[0]
247+
+ value := parts[1]
248+
+
249+
+ if key == deviceLabelKernelFlag {
250+
+ deviceLabel = value
251+
+ }
252+
+
253+
+ if key == userDataKernelFlag {
254+
+ userDataPath = value
255+
+ }
256+
+ }
257+
+
258+
+ return
207259
+}
208260
diff --git a/internal/providers/proxmoxve/proxmoxve.go b/internal/providers/proxmoxve/proxmoxve.go
209261
index 490bfe30..b0dbb481 100644

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