Initial scaffold: project structure, .gitignore, go.mod
This commit is contained in:
Axel Meyer
210
internal/syncthing/client.go
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210
internal/syncthing/client.go
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@@ -0,0 +1,210 @@
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package syncthing
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import (
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"crypto/tls"
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"encoding/json"
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"fmt"
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"io"
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"net/http"
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"time"
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)
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// Client talks to the Syncthing REST API.
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type Client struct {
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baseURL string
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apiKey string
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httpClient *http.Client
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}
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// NewClient creates a Syncthing API client.
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func NewClient(baseURL, apiKey string) *Client {
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return &Client{
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baseURL: baseURL,
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apiKey: apiKey,
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httpClient: &http.Client{
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Timeout: 10 * time.Second,
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Transport: &http.Transport{
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TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
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},
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},
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}
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}
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// SetAPIKey updates the API key.
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func (c *Client) SetAPIKey(key string) {
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c.apiKey = key
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}
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// SetBaseURL updates the base URL.
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func (c *Client) SetBaseURL(url string) {
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c.baseURL = url
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}
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func (c *Client) get(path string, noAuth bool) ([]byte, error) {
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req, err := http.NewRequest("GET", c.baseURL+path, nil)
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if err != nil {
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return nil, err
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}
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if !noAuth && c.apiKey != "" {
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req.Header.Set("X-API-Key", c.apiKey)
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}
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resp, err := c.httpClient.Do(req)
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if err != nil {
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return nil, err
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}
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defer resp.Body.Close()
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if resp.StatusCode != http.StatusOK {
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body, _ := io.ReadAll(resp.Body)
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return nil, fmt.Errorf("HTTP %d: %s", resp.StatusCode, string(body))
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}
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return io.ReadAll(resp.Body)
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}
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func (c *Client) post(path string) error {
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req, err := http.NewRequest("POST", c.baseURL+path, nil)
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if err != nil {
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return err
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}
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if c.apiKey != "" {
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req.Header.Set("X-API-Key", c.apiKey)
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}
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resp, err := c.httpClient.Do(req)
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if err != nil {
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return err
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}
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defer resp.Body.Close()
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if resp.StatusCode != http.StatusOK {
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body, _ := io.ReadAll(resp.Body)
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return fmt.Errorf("HTTP %d: %s", resp.StatusCode, string(body))
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}
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return nil
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}
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// Health checks if Syncthing is reachable (no auth required).
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func (c *Client) Health() (*HealthStatus, error) {
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data, err := c.get("/rest/noauth/health", true)
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if err != nil {
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return nil, err
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}
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var s HealthStatus
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return &s, json.Unmarshal(data, &s)
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}
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// SystemStatus returns system status info.
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func (c *Client) SystemStatus() (*SystemStatus, error) {
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data, err := c.get("/rest/system/status", false)
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if err != nil {
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return nil, err
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}
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var s SystemStatus
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return &s, json.Unmarshal(data, &s)
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}
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// SystemVersion returns version info.
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func (c *Client) SystemVersion() (*SystemVersion, error) {
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data, err := c.get("/rest/system/version", false)
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if err != nil {
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return nil, err
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}
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var s SystemVersion
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return &s, json.Unmarshal(data, &s)
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}
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// SystemConnections returns all device connections.
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func (c *Client) SystemConnections() (*Connections, error) {
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data, err := c.get("/rest/system/connections", false)
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if err != nil {
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return nil, err
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}
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var s Connections
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return &s, json.Unmarshal(data, &s)
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}
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// Config returns the full Syncthing config (folders + devices).
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func (c *Client) Config() (*FullConfig, error) {
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data, err := c.get("/rest/config", false)
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if err != nil {
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return nil, err
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}
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var s FullConfig
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return &s, json.Unmarshal(data, &s)
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}
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// FolderStatus returns the sync status for a folder.
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func (c *Client) FolderStatus(folderID string) (*FolderStatus, error) {
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data, err := c.get("/rest/db/status?folder="+folderID, false)
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if err != nil {
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return nil, err
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}
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var s FolderStatus
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return &s, json.Unmarshal(data, &s)
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}
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// Events long-polls for new events since the given ID.
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func (c *Client) Events(since int, timeout int) ([]Event, error) {
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path := fmt.Sprintf("/rest/events?since=%d&timeout=%d", since, timeout)
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// Use a longer HTTP timeout for long-polling
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client := &http.Client{
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Timeout: time.Duration(timeout+10) * time.Second,
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Transport: &http.Transport{
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TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
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},
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}
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req, err := http.NewRequest("GET", c.baseURL+path, nil)
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if err != nil {
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return nil, err
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}
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if c.apiKey != "" {
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req.Header.Set("X-API-Key", c.apiKey)
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}
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resp, err := client.Do(req)
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if err != nil {
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return nil, err
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}
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defer resp.Body.Close()
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if resp.StatusCode != http.StatusOK {
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body, _ := io.ReadAll(resp.Body)
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return nil, fmt.Errorf("HTTP %d: %s", resp.StatusCode, string(body))
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}
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var events []Event
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data, err := io.ReadAll(resp.Body)
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if err != nil {
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return nil, err
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}
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return events, json.Unmarshal(data, &events)
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}
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// PendingDevices returns new device requests.
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func (c *Client) PendingDevices() (map[string]PendingDevice, error) {
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data, err := c.get("/rest/cluster/pending/devices", false)
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if err != nil {
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return nil, err
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}
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var s map[string]PendingDevice
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return s, json.Unmarshal(data, &s)
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}
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// PauseAll pauses all devices.
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func (c *Client) PauseAll() error {
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return c.post("/rest/system/pause")
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}
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// ResumeAll resumes all devices.
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func (c *Client) ResumeAll() error {
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return c.post("/rest/system/resume")
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}
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// RescanAll triggers a rescan of all folders.
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func (c *Client) RescanAll() error {
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return c.post("/rest/db/scan")
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}
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// Restart restarts Syncthing.
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func (c *Client) Restart() error {
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return c.post("/rest/system/restart")
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}
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// Shutdown stops Syncthing.
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func (c *Client) Shutdown() error {
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return c.post("/rest/system/shutdown")
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}
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27
internal/syncthing/config_xml.go
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27
internal/syncthing/config_xml.go
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@@ -0,0 +1,27 @@
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package syncthing
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import (
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"encoding/xml"
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"os"
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"git.davoryn.de/calic/syncwarden/internal/config"
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)
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type syncthingConfig struct {
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GUI struct {
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APIKey string `xml:"apikey"`
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} `xml:"gui"`
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}
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// DiscoverAPIKey reads the Syncthing config.xml and extracts the API key.
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func DiscoverAPIKey() (string, error) {
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data, err := os.ReadFile(config.SyncthingConfigPath())
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if err != nil {
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return "", err
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}
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var cfg syncthingConfig
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if err := xml.Unmarshal(data, &cfg); err != nil {
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return "", err
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}
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return cfg.GUI.APIKey, nil
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}
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88
internal/syncthing/types.go
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88
internal/syncthing/types.go
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@@ -0,0 +1,88 @@
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package syncthing
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import "time"
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// HealthStatus from /rest/noauth/health.
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type HealthStatus struct {
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Status string `json:"status"` // "OK"
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}
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// SystemStatus from /rest/system/status.
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type SystemStatus struct {
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MyID string `json:"myID"`
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Uptime int `json:"uptime"`
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StartTime time.Time `json:"startTime"`
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}
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// SystemVersion from /rest/system/version.
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type SystemVersion struct {
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Version string `json:"version"`
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LongVersion string `json:"longVersion"`
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}
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// ConnectionInfo for a single device from /rest/system/connections.
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type ConnectionInfo struct {
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Connected bool `json:"connected"`
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Paused bool `json:"paused"`
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Address string `json:"address"`
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Type string `json:"type"`
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InBytesTotal int64 `json:"inBytesTotal"`
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OutBytesTotal int64 `json:"outBytesTotal"`
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}
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// Connections from /rest/system/connections.
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type Connections struct {
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Total ConnectionInfo `json:"total"`
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Connections map[string]ConnectionInfo `json:"connections"`
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}
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// FolderConfig from /rest/config folders array.
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type FolderConfig struct {
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ID string `json:"id"`
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Label string `json:"label"`
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Path string `json:"path"`
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Paused bool `json:"paused"`
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}
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// DeviceConfig from /rest/config devices array.
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type DeviceConfig struct {
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DeviceID string `json:"deviceID"`
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Name string `json:"name"`
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Paused bool `json:"paused"`
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}
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// FullConfig from /rest/config.
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type FullConfig struct {
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Folders []FolderConfig `json:"folders"`
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Devices []DeviceConfig `json:"devices"`
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}
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// FolderStatus from /rest/db/status.
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type FolderStatus struct {
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State string `json:"state"` // "idle", "scanning", "syncing", "error", etc.
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StateChanged time.Time `json:"stateChanged"`
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NeedFiles int `json:"needFiles"`
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NeedBytes int64 `json:"needBytes"`
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GlobalFiles int `json:"globalFiles"`
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GlobalBytes int64 `json:"globalBytes"`
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LocalFiles int `json:"localFiles"`
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LocalBytes int64 `json:"localBytes"`
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Errors int `json:"errors"`
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PullErrors int `json:"pullErrors"`
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}
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// Event from /rest/events.
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type Event struct {
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ID int `json:"id"`
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Type string `json:"type"`
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Time time.Time `json:"time"`
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Data any `json:"data"`
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}
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// PendingDevice from /rest/cluster/pending/devices.
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type PendingDevice struct {
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DeviceID string `json:"deviceID"`
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Name string `json:"name"`
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Time time.Time `json:"time"`
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Address string `json:"address"`
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}
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