serverconfig

type App struct {
	// Listen is the address (of the form host|ip:port) on which the app
	// will listen. It defines CAMLI_APP_LISTEN.
	// If empty, the default is the concatenation of the Camlistore server's
	// Listen host part, and a random port.
	Listen string `json:"listen,omitempty"`

	// BackendURL is the URL of the application's process, always ending in a
	// trailing slash. It is the URL that the app handler will proxy to when
	// getting requests for the concerned app.
	// If empty, the default is the concatenation of the Camlistore server's BaseURL
	// scheme, the Camlistore server's BaseURL host part, and the port of Listen.
	BackendURL string `json:"backendURL,omitempty"`

	// APIHost is URL prefix of the Camlistore server which the app should
	// use to make API calls. It defines CAMLI_API_HOST.
	// If empty, the default is the Camlistore server's BaseURL, with a
	// trailing slash appended.
	APIHost string `json:"apiHost,omitempty"`

	// HTTPSCert is the path to the HTTPS certificate file. If not set, and
	// Camlistore is using HTTPS, the app should try to use Camlistore's Let's
	// Encrypt cache (assuming it runs on the same host).
	HTTPSCert string `json:"httpsCert,omitempty"`
	HTTPSKey  string `json:"httpsKey,omitempty"` // path to the HTTPS key file.
}

type Config struct {
	Auth    string `json:"auth"`              // auth scheme and values (ex: userpass:foo:bar).
	BaseURL string `json:"baseURL,omitempty"` // Base URL the server advertizes. For when behind a proxy.
	Listen  string `json:"listen"`            // address (of the form host|ip:port) on which the server will listen on.
	// CamliNetIP is the optional internet-facing IP address for this
	// Camlistore instance. If set, a name in the camlistore.net domain for
	// that IP address will be requested on startup. The obtained domain name
	// will then be used as the host name in the base URL.
	// For now, the protocol to get the name requires receiving a challenge
	// on port 443. Also, this option implies HTTPS, and that the HTTPS
	// certificate is obtained from Let's Encrypt. For these reasons, this
	// option is mutually exclusive with BaseURL, Listen, HTTPSCert, and
	// HTTPSKey.
	CamliNetIP         string `json:"camliNetIP"`
	Identity           string `json:"identity"`           // GPG identity.
	IdentitySecretRing string `json:"identitySecretRing"` // path to the secret ring file.
	// alternative source tree, to override the embedded ui and/or closure resources.
	// If non empty, the ui files will be expected at
	// sourceRoot + "/server/camlistored/ui" and the closure library at
	// sourceRoot + "/vendor/embed/closure/lib"
	// Also used by the publish handler.
	SourceRoot string `json:"sourceRoot,omitempty"`
	OwnerName  string `json:"ownerName,omitempty"`

	// Blob storage.
	MemoryStorage      bool   `json:"memoryStorage,omitempty"`      // do not store anything (blobs or queues) on localdisk, use memory instead.
	BlobPath           string `json:"blobPath,omitempty"`           // path to the directory containing the blobs.
	PackBlobs          bool   `json:"packBlobs,omitempty"`          // use "diskpacked" instead of the default filestorage. (exclusive with PackRelated)
	PackRelated        bool   `json:"packRelated,omitempty"`        // use "blobpacked" instead of the default storage (exclusive with PackBlobs)
	S3                 string `json:"s3,omitempty"`                 // Amazon S3 credentials: access_key_id:secret_access_key:bucket[/optional/dir][:hostname].
	B2                 string `json:"b2,omitempty"`                 // Backblaze B2 credentials: account_id:application_key:bucket[/optional/dir].
	GoogleCloudStorage string `json:"googlecloudstorage,omitempty"` // Google Cloud credentials: clientId:clientSecret:refreshToken:bucket[/optional/dir] or ":bucket[/optional/dir/]" for auto on GCE
	GoogleDrive        string `json:"googledrive,omitempty"`        // Google Drive credentials: clientId:clientSecret:refreshToken:parentId.
	ShareHandler       bool   `json:"shareHandler,omitempty"`       // enable the share handler. If true, and shareHandlerPath is empty then shareHandlerPath will default to "/share/" when generating the low-level config.
	ShareHandlerPath   string `json:"shareHandlerPath,omitempty"`   // URL prefix for the share handler. If set, overrides shareHandler.

	// HTTPS.
	HTTPS     bool   `json:"https,omitempty"`     // enable HTTPS.
	HTTPSCert string `json:"httpsCert,omitempty"` // path to the HTTPS certificate file.
	HTTPSKey  string `json:"httpsKey,omitempty"`  // path to the HTTPS key file.

	// Index.
	RunIndex          invertedBool `json:"runIndex,omitempty"`          // if logically false: no search, no UI, etc.
	CopyIndexToMemory invertedBool `json:"copyIndexToMemory,omitempty"` // copy disk-based index to memory on start-up.
	MemoryIndex       bool         `json:"memoryIndex,omitempty"`       // use memory-only indexer.
	DBName            string       `json:"dbname,omitempty"`            // name of the database for mysql, postgres, mongo.
	LevelDB           string       `json:"levelDB,omitempty"`           // path to the levelDB directory, for indexing with github.com/syndtr/goleveldb.
	KVFile            string       `json:"kvIndexFile,omitempty"`       // path to the kv file, for indexing with github.com/cznic/kv.
	MySQL             string       `json:"mysql,omitempty"`             // MySQL credentials (username@host:password), for indexing with MySQL.
	Mongo             string       `json:"mongo,omitempty"`             // MongoDB credentials ([username:password@]host), for indexing with MongoDB.
	PostgreSQL        string       `json:"postgres,omitempty"`          // PostgreSQL credentials (username@host:password), for indexing with PostgreSQL.
	SQLite            string       `json:"sqlite,omitempty"`            // path to the SQLite file, for indexing with SQLite.

	// DBNames lists which database names to use for various types of key/value stores. The keys may be:
	//    "index"               (overrides 'dbname' key above)
	//    "queue-sync-to-index" (the sync queue to index things)
	//    "queue-sync-to-s3"    (the sync queue to replicate to s3)
	//    "blobpacked_index"    (the index for blobpacked, the 'packRelated' option. Defaults to "blobpacked_index".)
	//    "ui_thumbcache"
	DBNames map[string]string `json:"dbNames"`

	ReplicateTo []interface{} `json:"replicateTo,omitempty"` // NOOP for now.
	// Publish maps a URL prefix path used as a root for published paths (a.k.a. a camliRoot path), to the configuration of the publish handler that serves all the published paths under this root.
	Publish map[string]*Publish `json:"publish,omitempty"`
	ScanCab *ScanCab            `json:"scancab,omitempty"` // Scanning cabinet app configuration.

	// TODO(mpl): map of importers instead?
	Flickr string `json:"flickr,omitempty"` // flicker importer.
	Picasa string `json:"picasa,omitempty"` // picasa importer.
}

type Publish struct {
	// Program is the server app program to run as the publisher.
	// Defaults to "publisher".
	Program string `json:"program"`

	*App // Common apps and app handler configuration.

	// CamliRoot value that defines our root permanode for this
	// publisher. The root permanode is used as the root for all the
	// paths served by this publisher.
	CamliRoot string `json:"camliRoot"`

	// GoTemplate is the name of the Go template file used by this
	// publisher to represent the data. This file should live in
	// app/publisher/.
	GoTemplate string `json:"goTemplate"`

	// CacheRoot is the path that will be used as the root for the
	// caching blobserver (for images). No caching if empty.
	// An example value is Config.BlobPath + "/cache".
	CacheRoot string `json:"cacheRoot,omitempty"`

	// SourceRoot optionally defines the directory where to look for some resources
	// such as HTML templates, as well as javascript, and CSS files. The
	// default is to use the resources embedded in the publisher binary, found
	// in the publisher app source directory.
	SourceRoot string `json:"sourceRoot,omitempty"`
}

type ScanCab struct {
	// Program is the server app program to run as the scanning cabinet.
	// Defaults to "scanningcabinet".
	Program string `json:"program"`

	// Prefix is the URL path prefix where the scanning cabinet app handler is mounted
	// on Camlistore.
	// It always ends with a trailing slash. Examples: "/scancab/", "/scanning/".
	Prefix string `json:"prefix"`

	// Auth is the authentication scheme and values to access the app.
	// It defaults to the server config auth.
	// Common uses are HTTP basic auth: "userpass:foo:bar", or no authentication:
	// "none". See https://camlistore.org/pkg/auth for other schemes.
	Auth string `json:"auth"`

	// App is for the common apps and app handler configuration.
	*App
}