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https://github.com/Pacerino/CaddyProxyManager.git
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7ff0949067
Introduce a Provider interface selectable via CPM_CADDY_MODE: - CaddyfileProvider renders per-host snippets (template whitespace fixed) - APIProvider manages Caddy's JSON config via the admin API Add configurable reload strategy (systemd/exec/api/none) and a configurable listen address for the bootstrapped server in API mode. Includes unit tests for the JSON builder, provider factory and the API provider (httptest).
64 lines
1.7 KiB
Go
64 lines
1.7 KiB
Go
package caddy
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import (
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"fmt"
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"os"
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"github.com/Pacerino/CaddyProxyManager/embed"
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"github.com/Pacerino/CaddyProxyManager/internal/config"
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"github.com/Pacerino/CaddyProxyManager/internal/database"
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"github.com/Pacerino/CaddyProxyManager/internal/logger"
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"github.com/aymerick/raymond"
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)
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// CaddyfileProvider applies host configuration by rendering a per-host
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// Caddyfile snippet into the data folder and reloading Caddy.
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type CaddyfileProvider struct{}
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type hostEntity struct {
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Host database.Host
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LogPath string
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}
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func hostConfigPath(hostID uint) string {
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return fmt.Sprintf("%s/host_%d.conf", config.Configuration.DataFolder, hostID)
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}
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// WriteHost renders the host template and writes it to the config folder.
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func (p *CaddyfileProvider) WriteHost(h database.Host) error {
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data := &hostEntity{
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Host: h,
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LogPath: fmt.Sprintf("%s/host_%d.log", config.Configuration.LogFolder, h.ID),
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}
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filename := hostConfigPath(h.ID)
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// Read Template from Embed FS
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template, err := embed.CaddyFiles.ReadFile("caddy/host.hbs")
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if err != nil {
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logger.Error(err.Error(), err)
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return err
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}
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// Parse Data into Template
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tmplOutput, err := raymond.Render(string(template), data)
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if err != nil {
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logger.Error(err.Error(), err)
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return err
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}
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// Write filled out template to the config folder
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if err := os.WriteFile(filename, []byte(tmplOutput), 0644); err != nil {
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return err
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}
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return Reload()
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}
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// RemoveHost deletes the per-host config file and reloads Caddy.
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func (p *CaddyfileProvider) RemoveHost(hostID int) error {
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filename := hostConfigPath(uint(hostID))
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if err := os.Remove(filename); err != nil && !os.IsNotExist(err) {
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return err
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}
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return Reload()
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}
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