Documentation
¶
Overview ¶
package config implements the ipfs config file datastructures and utilities.
Index ¶
- Constants
- Variables
- func BootstrapPeerStrings(bps []peer.AddrInfo) []string
- func DataStorePath(configroot string) (string, error)
- func DefaultBootstrapPeers() ([]peer.AddrInfo, error)
- func Filename(configroot string) (string, error)
- func HumanOutput(value interface{}) ([]byte, error)
- func Marshal(value interface{}) ([]byte, error)
- func ParseBootstrapPeers(addrs []string) ([]peer.AddrInfo, error)
- func Path(configroot, extension string) (string, error)
- func PathRoot() (string, error)
- func ToMap(conf *Config) (map[string]interface{}, error)
- type API
- type Addresses
- type AutoNATConfig
- type AutoNATServiceMode
- type AutoNATThrottleConfig
- type Config
- type ConnMgr
- type DNS
- type Datastore
- type Discovery
- type Duration
- type Experiments
- type Flag
- type Gateway
- type GatewaySpec
- type Identity
- type Internal
- type InternalBitswap
- type Ipns
- type MDNS
- type Migration
- type Mounts
- type OptionalInteger
- type Peering
- type Pinning
- type Plugin
- type Plugins
- type Priority
- type Profile
- type Provider
- type PubsubConfig
- type RemotePinningService
- type RemotePinningServiceAPI
- type RemotePinningServiceMFSPolicy
- type RemotePinningServicePolicies
- type Reprovider
- type Routing
- type Strings
- type SwarmConfig
- type Transformer
- type Transports
Constants ¶
const ( // DefaultPathName is the default config dir name DefaultPathName = ".ipfs" // DefaultPathRoot is the path to the default config dir location. DefaultPathRoot = "~/" + DefaultPathName // DefaultConfigFile is the filename of the configuration file DefaultConfigFile = "config" // EnvDir is the environment variable used to change the path root. EnvDir = "IPFS_PATH" )
const DefaultConnMgrGracePeriod = time.Second * 20
DefaultConnMgrGracePeriod is the default value for the connection managers grace period
const DefaultConnMgrHighWater = 900
DefaultConnMgrHighWater is the default value for the connection managers 'high water' mark
const DefaultConnMgrLowWater = 600
DefaultConnMgrLowWater is the default value for the connection managers 'low water' mark
const DefaultDataStoreDirectory = "datastore"
DefaultDataStoreDirectory is the directory to store all the local IPFS data.
const DefaultMigrationKeep = "cache"
const IdentityTag = "Identity"
const PrivKeySelector = IdentityTag + "." + PrivKeyTag
const PrivKeyTag = "PrivKey"
Variables ¶
var ( RemoteServicesPath = "Pinning.RemoteServices" PinningConcealSelector = []string{"Pinning", "RemoteServices", "*", "API", "Key"} )
var DefaultBootstrapAddresses = []string{
"/dnsaddr/bootstrap.libp2p.io/p2p/QmNnooDu7bfjPFoTZYxMNLWUQJyrVwtbZg5gBMjTezGAJN",
"/dnsaddr/bootstrap.libp2p.io/p2p/QmQCU2EcMqAqQPR2i9bChDtGNJchTbq5TbXJJ16u19uLTa",
"/dnsaddr/bootstrap.libp2p.io/p2p/QmbLHAnMoJPWSCR5Zhtx6BHJX9KiKNN6tpvbUcqanj75Nb",
"/dnsaddr/bootstrap.libp2p.io/p2p/QmcZf59bWwK5XFi76CZX8cbJ4BhTzzA3gU1ZjYZcYW3dwt",
"/ip4/104.131.131.82/tcp/4001/p2p/QmaCpDMGvV2BGHeYERUEnRQAwe3N8SzbUtfsmvsqQLuvuJ",
"/ip4/104.131.131.82/udp/4001/quic/p2p/QmaCpDMGvV2BGHeYERUEnRQAwe3N8SzbUtfsmvsqQLuvuJ",
}
DefaultBootstrapAddresses are the hardcoded bootstrap addresses for IPFS. they are nodes run by the IPFS team. docs on these later. As with all p2p networks, bootstrap is an important security concern.
NOTE: This is here -- and not inside cmd/ipfs/init.go -- because of an import dependency issue. TODO: move this into a config/default/ package.
var DefaultMigrationDownloadSources = []string{"HTTPS", "IPFS"}
var ErrInvalidPeerAddr = errors.New("invalid peer address")
ErrInvalidPeerAddr signals an address is not a valid peer address.
var Profiles = map[string]Profile{ "server": { Description: `Disables local host discovery, recommended when running IPFS on machines with public IPv4 addresses.`, Transform: func(c *Config) error { c.Addresses.NoAnnounce = appendSingle(c.Addresses.NoAnnounce, defaultServerFilters) c.Swarm.AddrFilters = appendSingle(c.Swarm.AddrFilters, defaultServerFilters) c.Discovery.MDNS.Enabled = false c.Swarm.DisableNatPortMap = true return nil }, }, "local-discovery": { Description: `Sets default values to fields affected by the server profile, enables discovery in local networks.`, Transform: func(c *Config) error { c.Addresses.NoAnnounce = deleteEntries(c.Addresses.NoAnnounce, defaultServerFilters) c.Swarm.AddrFilters = deleteEntries(c.Swarm.AddrFilters, defaultServerFilters) c.Discovery.MDNS.Enabled = true c.Swarm.DisableNatPortMap = false return nil }, }, "test": { Description: `Reduces external interference of IPFS daemon, this is useful when using the daemon in test environments.`, Transform: func(c *Config) error { c.Addresses.API = Strings{"/ip4/127.0.0.1/tcp/0"} c.Addresses.Gateway = Strings{"/ip4/127.0.0.1/tcp/0"} c.Addresses.Swarm = []string{ "/ip4/127.0.0.1/tcp/0", } c.Swarm.DisableNatPortMap = true c.Bootstrap = []string{} c.Discovery.MDNS.Enabled = false return nil }, }, "default-networking": { Description: `Restores default network settings. Inverse profile of the test profile.`, Transform: func(c *Config) error { c.Addresses = addressesConfig() bootstrapPeers, err := DefaultBootstrapPeers() if err != nil { return err } c.Bootstrap = appendSingle(c.Bootstrap, BootstrapPeerStrings(bootstrapPeers)) c.Swarm.DisableNatPortMap = false c.Discovery.MDNS.Enabled = true return nil }, }, "default-datastore": { Description: `Configures the node to use the default datastore (flatfs). Read the "flatfs" profile description for more information on this datastore. This profile may only be applied when first initializing the node. `, InitOnly: true, Transform: func(c *Config) error { c.Datastore.Spec = flatfsSpec() return nil }, }, "flatfs": { Description: `Configures the node to use the flatfs datastore. This is the most battle-tested and reliable datastore, but it's significantly slower than the badger datastore. You should use this datastore if: * You need a very simple and very reliable datastore and you trust your filesystem. This datastore stores each block as a separate file in the underlying filesystem so it's unlikely to loose data unless there's an issue with the underlying file system. * You need to run garbage collection on a small (<= 10GiB) datastore. The default datastore, badger, can leave several gigabytes of data behind when garbage collecting. * You're concerned about memory usage. In its default configuration, badger can use up to several gigabytes of memory. This profile may only be applied when first initializing the node. `, InitOnly: true, Transform: func(c *Config) error { c.Datastore.Spec = flatfsSpec() return nil }, }, "badgerds": { Description: `Configures the node to use the badger datastore. This is the fastest datastore. Use this datastore if performance, especially when adding many gigabytes of files, is critical. However: * This datastore will not properly reclaim space when your datastore is smaller than several gigabytes. If you run IPFS with '--enable-gc' (you have enabled block-level garbage collection), you plan on storing very little data in your IPFS node, and disk usage is more critical than performance, consider using flatfs. * This datastore uses up to several gigabytes of memory. This profile may only be applied when first initializing the node.`, InitOnly: true, Transform: func(c *Config) error { c.Datastore.Spec = badgerSpec() return nil }, }, "lowpower": { Description: `Reduces daemon overhead on the system. May affect node functionality - performance of content discovery and data fetching may be degraded. `, Transform: func(c *Config) error { c.Routing.Type = "dhtclient" c.AutoNAT.ServiceMode = AutoNATServiceDisabled c.Reprovider.Interval = "0" c.Swarm.ConnMgr.LowWater = 20 c.Swarm.ConnMgr.HighWater = 40 c.Swarm.ConnMgr.GracePeriod = time.Minute.String() return nil }, }, "randomports": { Description: `Use a random port number for swarm.`, Transform: func(c *Config) error { port, err := getAvailablePort() if err != nil { return err } c.Addresses.Swarm = []string{ fmt.Sprintf("/ip4/0.0.0.0/tcp/%d", port), fmt.Sprintf("/ip6/::/tcp/%d", port), } return nil }, }, }
Profiles is a map holding configuration transformers. Docs are in docs/config.md
Functions ¶
func BootstrapPeerStrings ¶
BootstrapPeerStrings formats a list of AddrInfos as a bootstrap peer list suitable for serialization.
func DataStorePath ¶
DataStorePath returns the default data store path given a configuration root (set an empty string to have the default configuration root)
func DefaultBootstrapPeers ¶
DefaultBootstrapPeers returns the (parsed) set of default bootstrap peers. if it fails, it returns a meaningful error for the user. This is here (and not inside cmd/ipfs/init) because of module dependency problems.
func Filename ¶
Filename returns the configuration file path given a configuration root directory. If the configuration root directory is empty, use the default one
func HumanOutput ¶
HumanOutput gets a config value ready for printing
func ParseBootstrapPeers ¶
ParseBootstrapPeer parses a bootstrap list into a list of AddrInfos.
func Path ¶
Path returns the path `extension` relative to the configuration root. If an empty string is provided for `configroot`, the default root is used.
Types ¶
type Addresses ¶
type Addresses struct { Swarm []string // addresses for the swarm to listen on Announce []string // swarm addresses to announce to the network NoAnnounce []string // swarm addresses not to announce to the network API Strings // address for the local API (RPC) Gateway Strings // address to listen on for IPFS HTTP object gateway }
Addresses stores the (string) multiaddr addresses for the node.
type AutoNATConfig ¶
type AutoNATConfig struct { // ServiceMode configures the node's AutoNAT service mode. ServiceMode AutoNATServiceMode `json:",omitempty"` // Throttle configures AutoNAT dialback throttling. // // If unset, the conservative libp2p defaults will be unset. To help the // network, please consider setting this and increasing the limits. // // By default, the limits will be a total of 30 dialbacks, with a // per-peer max of 3 peer, resetting every minute. Throttle *AutoNATThrottleConfig `json:",omitempty"` }
AutoNATConfig configures the node's AutoNAT subsystem.
type AutoNATServiceMode ¶
type AutoNATServiceMode int
AutoNATServiceMode configures the ipfs node's AutoNAT service.
const ( // AutoNATServiceUnset indicates that the user has not set the // AutoNATService mode. // // When unset, nodes configured to be public DHT nodes will _also_ // perform limited AutoNAT dialbacks. AutoNATServiceUnset AutoNATServiceMode = iota // AutoNATServiceEnabled indicates that the user has enabled the // AutoNATService. AutoNATServiceEnabled // AutoNATServiceDisabled indicates that the user has disabled the // AutoNATService. AutoNATServiceDisabled )
func (AutoNATServiceMode) MarshalText ¶
func (m AutoNATServiceMode) MarshalText() ([]byte, error)
func (*AutoNATServiceMode) UnmarshalText ¶
func (m *AutoNATServiceMode) UnmarshalText(text []byte) error
type AutoNATThrottleConfig ¶
type AutoNATThrottleConfig struct {
// GlobalLimit and PeerLimit sets the global and per-peer dialback
// limits. The AutoNAT service will only perform the specified number of
// dialbacks per interval.
//
// Setting either to 0 will disable the appropriate limit.
GlobalLimit, PeerLimit int
// Interval specifies how frequently this node should reset the
// global/peer dialback limits.
//
// When unset, this defaults to 1 minute.
Interval Duration `json:",omitempty"`
}
AutoNATThrottleConfig configures the throttle limites
type Config ¶
type Config struct { Identity Identity // local node's peer identity Datastore Datastore // local node's storage Addresses Addresses // local node's addresses Mounts Mounts // local node's mount points Discovery Discovery // local node's discovery mechanisms Routing Routing // local node's routing settings Ipns Ipns // Ipns settings Bootstrap []string // local nodes's bootstrap peer addresses Gateway Gateway // local node's gateway server options API API // local node's API settings Swarm SwarmConfig AutoNAT AutoNATConfig Pubsub PubsubConfig Peering Peering DNS DNS Migration Migration Provider Provider Reprovider Reprovider Experimental Experiments Plugins Plugins Pinning Pinning Internal Internal // experimental/unstable options }
Config is used to load ipfs config files.
func InitWithIdentity ¶
func (*Config) SetBootstrapPeers ¶
type DNS ¶
type DNS struct { // Resolvers is a map of FQDNs to URLs for custom DNS resolution. // URLs starting with `https://` indicate DoH endpoints. // Support for other resolver types can be added in the future. // https://en.wikipedia.org/wiki/Fully_qualified_domain_name // https://en.wikipedia.org/wiki/DNS_over_HTTPS // // Example: // - Custom resolver for ENS: `eth.` → `https://eth.link/dns-query` // - Override the default OS resolver: `.` → `https://doh.applied-privacy.net/query` Resolvers map[string]string }
DNS specifies DNS resolution rules using custom resolvers
type Datastore ¶
type Datastore struct { StorageMax string // in B, kB, kiB, MB, ... StorageGCWatermark int64 // in percentage to multiply on StorageMax GCPeriod string // in ns, us, ms, s, m, h // deprecated fields, use Spec Type string `json:",omitempty"` Path string `json:",omitempty"` NoSync bool `json:",omitempty"` Params *json.RawMessage `json:",omitempty"` Spec map[string]interface{} HashOnRead bool BloomFilterSize int }
Datastore tracks the configuration of the datastore.
func DefaultDatastoreConfig ¶
func DefaultDatastoreConfig() Datastore
DefaultDatastoreConfig is an internal function exported to aid in testing.
type Duration ¶
Duration wraps time.Duration to provide json serialization and deserialization.
NOTE: the zero value encodes to an empty string.
func (Duration) MarshalText ¶
func (*Duration) UnmarshalText ¶
type Experiments ¶
type Flag ¶
type Flag int8
Flag represents a ternary value: false (-1), default (0), or true (+1).
When encoded in json, False is "false", Default is "null" (or empty), and True is "true".
func (Flag) MarshalJSON ¶
func (*Flag) UnmarshalJSON ¶
func (Flag) WithDefault ¶
WithDefault resolves the value of the flag given the provided default value.
Panics if Flag is an invalid value.
type Gateway ¶
type Gateway struct { // HTTPHeaders configures the headers that should be returned by this // gateway. HTTPHeaders map[string][]string // HTTP headers to return with the gateway // RootRedirect is the path to which requests to `/` on this gateway // should be redirected. RootRedirect string // Writable enables PUT/POST request handling by this gateway. Usually, // writing is done through the API, not the gateway. Writable bool // PathPrefixes is an array of acceptable url paths that a client can // specify in X-Ipfs-Path-Prefix header. // // The X-Ipfs-Path-Prefix header is used to specify a base path to prepend // to links in directory listings and for trailing-slash redirects. It is // intended to be set by a frontend http proxy like nginx. // // Example: To mount blog.ipfs.io (a DNSLink site) at ipfs.io/blog // set PathPrefixes to ["/blog"] and nginx config to translate paths // and pass Host header (for DNSLink): // location /blog/ { // rewrite "^/blog(/.*)$" $1 break; // proxy_set_header Host blog.ipfs.io; // proxy_set_header X-Ipfs-Gateway-Prefix /blog; // proxy_pass http://127.0.0.1:8080; // } PathPrefixes []string // FIXME: Not yet implemented APICommands []string // NoFetch configures the gateway to _not_ fetch blocks in response to // requests. NoFetch bool // NoDNSLink configures the gateway to _not_ perform DNS TXT record // lookups in response to requests with values in `Host` HTTP header. // This flag can be overriden per FQDN in PublicGateways. NoDNSLink bool // PublicGateways configures behavior of known public gateways. // Each key is a fully qualified domain name (FQDN). PublicGateways map[string]*GatewaySpec }
Gateway contains options for the HTTP gateway server.
type GatewaySpec ¶
type GatewaySpec struct { // Paths is explicit list of path prefixes that should be handled by // this gateway. Example: `["/ipfs", "/ipns", "/api"]` Paths []string // UseSubdomains indicates whether or not this gateway uses subdomains // for IPFS resources instead of paths. That is: http://CID.ipfs.GATEWAY/... // // If this flag is set, any /ipns/$id and/or /ipfs/$id paths in PathPrefixes // will be permanently redirected to http://$id.[ipns|ipfs].$gateway/. // // We do not support using both paths and subdomains for a single domain // for security reasons (Origin isolation). UseSubdomains bool // NoDNSLink configures this gateway to _not_ resolve DNSLink for the FQDN // provided in `Host` HTTP header. NoDNSLink bool }
type Identity ¶
Identity tracks the configuration of the local node's identity.
func CreateIdentity ¶
CreateIdentity initializes a new identity.
type Internal ¶
type Internal struct {
Bitswap *InternalBitswap `json:",omitempty"` // This is omitempty since we are expecting to make changes to all subcomponents of Internal
}
type InternalBitswap ¶
type InternalBitswap struct { TaskWorkerCount OptionalInteger EngineBlockstoreWorkerCount OptionalInteger EngineTaskWorkerCount OptionalInteger MaxOutstandingBytesPerPeer OptionalInteger }
type Migration ¶
type Migration struct { // Sources in order of preference, where "IPFS" means use IPFS and "HTTPS" // means use default gateways. Any other values are interpreted as // hostnames for custom gateways. Empty list means "use default sources". DownloadSources []string // Whether or not to keep the migration after downloading it. // Options are "discard", "cache", "pin". Empty string for default. Keep string }
Migration configures how migrations are downloaded and if the downloads are added to IPFS locally
type OptionalInteger ¶
type OptionalInteger struct {
// contains filtered or unexported fields
}
OptionalInteger represents an integer that has a default value
When encoded in json, Default is encoded as "null"
func (OptionalInteger) IsDefault ¶
func (p OptionalInteger) IsDefault() bool
IsDefault returns if this is a default optional integer
func (OptionalInteger) MarshalJSON ¶
func (p OptionalInteger) MarshalJSON() ([]byte, error)
func (OptionalInteger) String ¶
func (p OptionalInteger) String() string
func (*OptionalInteger) UnmarshalJSON ¶
func (p *OptionalInteger) UnmarshalJSON(input []byte) error
func (OptionalInteger) WithDefault ¶
func (p OptionalInteger) WithDefault(defaultValue int64) (value int64)
WithDefault resolves the integer with the given default.
type Peering ¶
type Peering struct { // Peers lists the nodes to attempt to stay connected with. Peers []peer.AddrInfo }
Peering configures the peering service.
type Pinning ¶
type Pinning struct {
RemoteServices map[string]RemotePinningService
}
type Priority ¶
type Priority int64
Priority represents a value with a priority where 0 means "default" and -1 means "disabled".
When encoded in json, Default is encoded as "null" and Disabled is encoded as "false".
func (Priority) MarshalJSON ¶
func (*Priority) UnmarshalJSON ¶
func (Priority) WithDefault ¶
WithDefault resolves the priority with the given default.
If defaultPriority is Default/0, this function will return 0.
Panics if the priority has an invalid value (e.g., not DefaultPriority, Disabled, or > 0).
type Profile ¶
type Profile struct { // Description briefly describes the functionality of the profile. Description string // Transform takes ipfs configuration and applies the profile to it. Transform Transformer // InitOnly specifies that this profile can only be applied on init. InitOnly bool }
Profile contains the profile transformer the description of the profile
type PubsubConfig ¶
type RemotePinningService ¶
type RemotePinningService struct { API RemotePinningServiceAPI Policies RemotePinningServicePolicies }
type RemotePinningServiceAPI ¶
type RemotePinningServiceMFSPolicy ¶
type RemotePinningServiceMFSPolicy struct { // Enable enables watching for changes in MFS and re-pinning the MFS root cid whenever a change occurs. Enable bool // Name is the pin name for MFS. PinName string // RepinInterval determines the repin interval when the policy is enabled. In ns, us, ms, s, m, h. RepinInterval string }
type RemotePinningServicePolicies ¶
type RemotePinningServicePolicies struct {
MFS RemotePinningServiceMFSPolicy
}
type Reprovider ¶
type Routing ¶
type Routing struct { // Type sets default daemon routing mode. // // Can be one of "dht", "dhtclient", "dhtserver", "none", or unset. Type string }
Routing defines configuration options for libp2p routing
type Strings ¶
type Strings []string
Strings is a helper type that (un)marshals a single string to/from a single JSON string and a slice of strings to/from a JSON array of strings.
func (Strings) MarshalJSON ¶
MarshalJSON conforms to the json.Marshaler interface.
func (*Strings) UnmarshalJSON ¶
UnmarshalJSON conforms to the json.Unmarshaler interface.
type SwarmConfig ¶
type SwarmConfig struct { // AddrFilters specifies a set libp2p addresses that we should never // dial or receive connections from. AddrFilters []string // DisableBandwidthMetrics disables recording of bandwidth metrics for a // slight reduction in memory usage. You probably don't need to set this // flag. DisableBandwidthMetrics bool // DisableNatPortMap turns off NAT port mapping (UPnP, etc.). DisableNatPortMap bool // DisableRelay explicitly disables the relay transport. // // Deprecated: This flag is deprecated and is overridden by // `Transports.Relay` if specified. DisableRelay bool `json:",omitempty"` // EnableRelayHop makes this node act as a public relay, relaying // traffic between other nodes. EnableRelayHop bool // EnableAutoRelay enables the "auto relay" feature. // // When both EnableAutoRelay and EnableRelayHop are set, this go-ipfs node // will advertise itself as a public relay. Otherwise it will find and use // advertised public relays when it determines that it's not reachable // from the public internet. EnableAutoRelay bool // Transports contains flags to enable/disable libp2p transports. Transports Transports // ConnMgr configures the connection manager. ConnMgr ConnMgr }
type Transformer ¶
Transformer is a function which takes configuration and applies some filter to it
type Transports ¶
type Transports struct { // Network specifies the base transports we'll use for dialing. To // listen on a transport, add the transport to your Addresses.Swarm. Network struct { // All default to on. QUIC Flag `json:",omitempty"` TCP Flag `json:",omitempty"` Websocket Flag `json:",omitempty"` Relay Flag `json:",omitempty"` } // Security specifies the transports used to encrypt insecure network // transports. Security struct { // Defaults to 100. TLS Priority `json:",omitempty"` // Defaults to 200. SECIO Priority `json:",omitempty"` // Defaults to 300. Noise Priority `json:",omitempty"` } // Multiplexers specifies the transports used to multiplex multiple // connections over a single duplex connection. Multiplexers struct { // Defaults to 100. Yamux Priority `json:",omitempty"` // Defaults to 200. Mplex Priority `json:",omitempty"` } }