now actually does something

.circleci/config.yml

@@ -1,10 +0,0 @@
-version: 2
-jobs:
- build:
-   machine: true
-   steps:
-     - checkout
-     - run: |
-         make dist
-     - store_artifacts:
-         path: output

.drone.yml

@@ -6,11 +6,8 @@ steps:
   image: plugins/docker
   settings:
     repo: sneak/feta
-    username:
-      from_secret: docker_username
-    password:
-      from_secret: docker_password
-    auto_tag: true
+    dry_run: true
+    #auto_tag: true
     tags:
       - ${DRONE_COMMIT_SHA}
       - ${DRONE_BRANCH}

.gitignore

@@ -2,3 +2,4 @@ feta
 output/
 feta.sqlite
 .lintsetup
+out

Makefile

@@ -23,10 +23,10 @@ ifneq ($(UNAME_S),Darwin)
 	GOFLAGS = -ldflags "-linkmode external -extldflags -static $(GOLDFLAGS)"
 endif
 
-default: run
+default: build
 
-rundebug: build
-	GOTRACEBACK=all DEBUG=1 ./$(FN)
+debug: build
+	GOTRACEBACK=all FETA_DEBUG=1 ./$(FN)
 
 run: build
 	./$(FN)

README.md

@@ -2,9 +2,20 @@
 
 archives the fediverse
 
+# todo
+
+* scan toots for mentions and feed to locator
+* put toots in a separate db file
+* test with a real database
+* save instances to store more often
+* verify instances load properly on startup
+* do some simple in-memory dedupe for toot storage
+* make some templates using pongo2 and a simple website
+* update APIs
+
 # status
 
-[![CircleCI](https://circleci.com/gh/sneak/feta.svg?style=svg)](https://circleci.com/gh/sneak/feta)
+[![Build Status](https://drone.datavi.be/api/badges/sneak/feta/status.svg)](https://drone.datavi.be/sneak/feta)
 
 # ethics statement
 

config.go

@@ -1,19 +0,0 @@
-package feta
-
-import "time"
-
-// FIXME this should use viper or something
-
-// Config stores the configuration for the feta process
-type Config struct {
-	LogReportInterval time.Duration
-	FSStorageLocation string
-}
-
-// GetConfig returns the config
-func GetConfig() *Config {
-	c := new(Config)
-	c.LogReportInterval = time.Second * 10
-	c.FSStorageLocation = "/home/sneak/Library/ApplicationSupport/feta/tootarchive"
-	return c
-}

database/imconnector.go

@@ -0,0 +1,92 @@
+package database
+
+import (
+	"git.eeqj.de/sneak/feta/instance"
+	"github.com/rs/zerolog/log"
+
+	_ "github.com/jinzhu/gorm/dialects/sqlite"
+)
+
+func (m *Manager) SaveInstance(i *instance.Instance) error {
+	i.Lock()
+	defer i.Unlock()
+	var x APInstance
+	if m.db.Where("UUID = ?", i.UUID).First(&x).RecordNotFound() {
+		log.Info().
+			Str("hostname", i.Hostname).
+			Msg("instance not in db, inserting")
+		// item does not exist in db yet, must insert
+		ni := APInstance{
+			UUID:                       i.UUID,
+			Disabled:                   i.Disabled,
+			ErrorCount:                 i.ErrorCount,
+			FSMState:                   i.Status(),
+			Fetching:                   i.Fetching,
+			HighestID:                  i.HighestID,
+			Hostname:                   i.Hostname,
+			Identified:                 i.Identified,
+			Implementation:             i.Implementation,
+			NextFetch:                  i.NextFetch,
+			NodeInfoURL:                i.NodeInfoURL,
+			ServerImplementationString: i.ServerImplementationString,
+			ServerVersionString:        i.ServerVersionString,
+			SuccessCount:               i.SuccessCount,
+		}
+		r := m.db.Create(&ni)
+		return r.Error
+	} else {
+		log.Info().
+			Str("hostname", i.Hostname).
+			Str("id", i.UUID.String()).
+			Msg("instance found in db, updating")
+		// exists in db, update db
+		var ei APInstance
+		// EI EI uh-oh
+		m.db.Where("UUID = ?", i.UUID).First(&ei)
+		ei.Disabled = i.Disabled
+		ei.ErrorCount = i.ErrorCount
+		ei.FSMState = i.Status()
+		ei.Fetching = i.Fetching
+		ei.HighestID = i.HighestID
+		ei.Hostname = i.Hostname
+		ei.Identified = i.Identified
+		ei.Implementation = string(i.Implementation)
+		ei.NextFetch = i.NextFetch
+		ei.NodeInfoURL = i.NodeInfoURL
+		ei.ServerImplementationString = i.ServerImplementationString
+		ei.ServerVersionString = i.ServerVersionString
+		ei.SuccessCount = i.SuccessCount
+
+		r := m.db.Save(&ei)
+		return r.Error
+	}
+}
+
+func (m *Manager) ListInstances() ([]*instance.Instance, error) {
+	output := make([]*instance.Instance, 0)
+
+	var results []APInstance
+	m.db.Find(&results)
+
+	for _, i := range results {
+		newinst := instance.New(func(x *instance.Instance) {
+			x.UUID = i.UUID
+			x.Disabled = i.Disabled
+			x.ErrorCount = i.ErrorCount
+			x.InitialFSMState = i.FSMState
+			x.Fetching = i.Fetching
+			x.HighestID = i.HighestID
+			x.Hostname = i.Hostname
+			x.Identified = i.Identified
+			x.Implementation = i.Implementation
+			x.NextFetch = i.NextFetch
+			x.NodeInfoURL = i.NodeInfoURL
+			x.ServerImplementationString = i.ServerImplementationString
+			x.ServerVersionString = i.ServerVersionString
+			x.SuccessCount = i.SuccessCount
+		})
+		output = append(output, newinst)
+	}
+
+	return output, nil
+}

database/manager.go

@@ -0,0 +1,66 @@
+package database
+
+import (
+	"errors"
+	"os"
+	"path/filepath"
+
+	"github.com/jinzhu/gorm"
+
+	_ "github.com/jinzhu/gorm/dialects/sqlite"
+	"github.com/rs/zerolog/log"
+	"github.com/spf13/viper"
+)
+
+type Manager struct {
+	db *gorm.DB
+}
+
+func New() *Manager {
+	m := new(Manager)
+	m.init()
+	return m
+}
+
+func (m *Manager) init() {
+	m.open()
+	m.db.LogMode(false)
+	if viper.GetBool("Debug") {
+		m.db.LogMode(true)
+	}
+}
+
+func mkdirp(p string) error {
+	src, err := os.Stat(p)
+	if os.IsNotExist(err) {
+		errDir := os.MkdirAll(p, 0755)
+		if errDir != nil {
+			return err
+		}
+		return nil
+	}
+	if src.Mode().IsRegular() {
+		return errors.New("file already exists at path")
+	}
+	return nil
+}
+
+func (m *Manager) open() {
+	log.Info().Msg("opening database")
+	dirname := filepath.Dir(viper.GetString("DbStorageLocation"))
+	err := mkdirp(dirname)
+	if err != nil {
+		log.Panic().
+			Err(err).
+			Msg("db path erro")
+	}
+
+	db, err := gorm.Open("sqlite3", viper.GetString("DbStorageLocation"))
+	if err != nil {
+		log.Panic().
+			Err(err).
+			Msg("failed to open database")
+	}
+	m.db = db
+	m.doMigrations()
+}

database/model.go

@@ -0,0 +1,49 @@
+package database
+
+import (
+	"time"
+
+	"github.com/google/uuid"
+	"github.com/jinzhu/gorm"
+	"github.com/rs/zerolog/log"
+
+	_ "github.com/jinzhu/gorm/dialects/sqlite"
+)
+
+type StoredToot struct {
+	gorm.Model
+	UUID uuid.UUID `gorm:"type:uuid;primary_key;"`
+	//Original      string    `sql:"type:text"`
+	Original      []byte
+	Hash          string `gorm:"unique_index"`
+	ServerCreated time.Time
+	Acct          string
+	Content       []byte
+	URL           string
+	Hostname      string
+}
+
+type APInstance struct {
+	gorm.Model
+	UUID                       uuid.UUID `gorm:"type:uuid;primary_key;"`
+	ErrorCount                 uint
+	SuccessCount               uint
+	HighestID                  uint
+	Hostname                   string `gorm:"type:varchar(100);unique_index"`
+	Identified                 bool
+	Fetching                   bool
+	Disabled                   bool
+	Implementation             string
+	NextFetch                  time.Time
+	NodeInfoURL                string
+	ServerVersionString        string
+	ServerImplementationString string
+	FSMState                   string
+}
+
+// NB that when you add a model below you must add it to this list!
+func (m *Manager) doMigrations() {
+	log.Info().Msg("doing database migrations if required")
+	m.db.AutoMigrate(&APInstance{})
+	m.db.AutoMigrate(&StoredToot{})
+}

database/storageconnector.go

@@ -0,0 +1,47 @@
+package database
+
+import (
+	"fmt"
+	"strings"
+
+	"git.eeqj.de/sneak/feta/toot"
+
+	"github.com/google/uuid"
+	_ "github.com/jinzhu/gorm/dialects/sqlite"
+)
+
+func (m *Manager) TootExists(t *toot.Toot) bool {
+	var try StoredToot
+	if m.db.Where("Hash = ?", t.GetHash()).First(&try).RecordNotFound() {
+		return false
+	} else {
+		return true
+	}
+}
+
+func (m *Manager) StoreToot(t *toot.Toot) error {
+
+	nt := new(StoredToot)
+	nt.UUID = uuid.New()
+	nt.ServerCreated = t.Parsed.CreatedAt
+	nt.Original = t.Original
+	// FIXME normalize this, check for @ and append hostname if none
+	nt.Acct = fmt.Sprintf("%s@%s", t.Parsed.Account.Acct, strings.ToLower(t.FromHost))
+	nt.URL = t.Parsed.URL
+	nt.Content = t.Parsed.Content
+	nt.Hostname = strings.ToLower(t.FromHost)
+	nt.Hash = t.GetHash()
+	r := m.db.Create(&nt)
+	//panic(fmt.Sprintf("%+v", t))
+	return r.Error
+}
+
+func (m *Manager) StoreToots(tc []*toot.Toot) error {
+	for _, item := range tc {
+		err := m.StoreToot(item)
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}

db/dbmodel.go

@@ -1,15 +0,0 @@
-package db
-
-import "git.eeqj.de/sneak/feta/process"
-import "github.com/jinzhu/gorm"
-import _ "github.com/jinzhu/gorm/dialects/sqlite" // required for orm
-
-type savedInstance struct {
-	gorm.Model
-	hostname string
-	software string
-}
-
-func (f *process.Feta) databaseMigrations() {
-	f.db.AutoMigrate(&savedInstance{})
-}

go.mod

@@ -0,0 +1,18 @@
+module git.eeqj.de/sneak/feta
+
+go 1.14
+
+require (
+	github.com/dn365/gin-zerolog v0.0.0-20171227063204-b43714b00db1
+	github.com/gin-gonic/gin v1.6.2
+	github.com/google/uuid v1.1.1
+	github.com/jinzhu/gorm v1.9.12
+	github.com/k0kubun/pp v3.0.1+incompatible
+	github.com/looplab/fsm v0.1.0
+	github.com/mattn/go-colorable v0.1.6 // indirect
+	github.com/mattn/go-isatty v0.0.12
+	github.com/multiformats/go-multihash v0.0.13
+	github.com/rs/zerolog v1.18.0
+	github.com/spf13/viper v1.6.2
+	golang.org/x/sync v0.0.0-20200317015054-43a5402ce75a
+)

go.sum

@@ -0,0 +1,233 @@
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+golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20200317015054-43a5402ce75a h1:WXEvlFVvvGxCJLG6REjsT03iWnKLEWinaScsxF2Vm2o=
+golang.org/x/sync v0.0.0-20200317015054-43a5402ce75a/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20181107165924-66b7b1311ac8/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20181116152217-5ac8a444bdc5/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200116001909-b77594299b42 h1:vEOn+mP2zCOVzKckCZy6YsCtDblrpj/w7B9nxGNELpg=
+golang.org/x/sys v0.0.0-20200116001909-b77594299b42/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200223170610-d5e6a3e2c0ae h1:/WDfKMnPU+m5M4xB+6x4kaepxRw6jWvR5iDRdvjHgy8=
+golang.org/x/sys v0.0.0-20200223170610-d5e6a3e2c0ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
+golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs=
+golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
+golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
+golang.org/x/tools v0.0.0-20180221164845-07fd8470d635/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
+golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
+golang.org/x/tools v0.0.0-20190828213141-aed303cbaa74/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
+golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
+google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
+google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
+google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
+google.golang.org/grpc v1.21.0/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
+gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/ini.v1 v1.51.0 h1:AQvPpx3LzTDM0AjnIRlVFwFFGC+npRopjZxLJj6gdno=
+gopkg.in/ini.v1 v1.51.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
+gopkg.in/resty.v1 v1.12.0/go.mod h1:mDo4pnntr5jdWRML875a/NmxYqAlA73dVijT2AXvQQo=
+gopkg.in/yaml.v2 v2.0.0-20170812160011-eb3733d160e7/go.mod h1:JAlM8MvJe8wmxCU4Bli9HhUf9+ttbYbLASfIpnQbh74=
+gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.8 h1:obN1ZagJSUGI0Ek/LBmuj4SNLPfIny3KsKFopxRdj10=
+gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=

ingester/ingester.go

@@ -1,9 +1,12 @@
 package ingester
 
-import "time"
-import "github.com/rs/zerolog/log"
-import "git.eeqj.de/sneak/feta/toot"
-import "git.eeqj.de/sneak/feta/storage"
+import (
+	"time"
+
+	"git.eeqj.de/sneak/feta/storage"
+	"git.eeqj.de/sneak/feta/toot"
+	"github.com/rs/zerolog/log"
+)
 
 // TootIngester is the data structure for the ingester process that is
 // responsible for storing the discovered toots
@@ -15,7 +18,7 @@ type TootIngester struct {
 
 type seenTootMemo struct {
 	lastSeen time.Time
-	tootHash toot.Hash
+	tootHash string
 }
 
 // NewTootIngester returns a fresh TootIngester for your use
@@ -55,5 +58,5 @@ func (ti *TootIngester) storeToot(t *toot.Toot) {
 	if ti.storageBackend == nil {
 		panic("no storage backend")
 	}
-	ti.storageBackend.StoreToot(*t)
+	ti.storageBackend.StoreToot(t)
 }

instance/instance.go

@@ -1,20 +1,23 @@
 package instance
 
-import "encoding/json"
-import "fmt"
-import "io/ioutil"
-import "net/http"
-import "strings"
-import "sync"
-import "time"
-import "errors"
+import (
+	"encoding/json"
+	"errors"
+	"fmt"
+	"io/ioutil"
+	"net/http"
+	"strings"
+	"sync"
+	"time"
+
+	"git.eeqj.de/sneak/feta/jsonapis"
+	"git.eeqj.de/sneak/feta/toot"
+	"github.com/google/uuid"
+	"github.com/looplab/fsm"
+	"github.com/rs/zerolog/log"
+)
 
 //import "github.com/gin-gonic/gin"
-import "github.com/looplab/fsm"
-import "github.com/rs/zerolog/log"
-import "git.eeqj.de/sneak/feta/storage"
-import "git.eeqj.de/sneak/feta/toot"
-import "git.eeqj.de/sneak/feta/jsonapis"
 
 const nodeInfoSchemaVersionTwoName = "http://nodeinfo.diaspora.software/ns/schema/2.0"
 const instanceNodeinfoTimeout = time.Second * 50
@@ -22,47 +25,43 @@ const instanceHTTPTimeout = time.Second * 120
 const instanceSpiderInterval = time.Second * 120
 const instanceErrorInterval = time.Second * 60 * 30
 
-type instanceImplementation int
-
-// Hostname is a special type for holding the hostname of an
-// instance (string)
-type Hostname string
-
-const (
-	implUnknown instanceImplementation = iota
-	implMastodon
-	implPleroma
-)
-
 // Instance stores all the information we know about an instance
 type Instance struct {
-	structLock                 sync.Mutex
-	tootDestination            chan *toot.Toot
+	Disabled                   bool
 	ErrorCount                 uint
-	SuccessCount               uint
-	highestID                  int
+	FSM                        *fsm.FSM
+	Fetching                   bool
+	HighestID                  uint
 	Hostname                   string
 	Identified                 bool
-	fetching                   bool
-	implementation             instanceImplementation
-	storageBackend             *storage.TootStorageBackend
+	Implementation             string
+	InitialFSMState            string
 	NextFetch                  time.Time
-	nodeInfoURL                string
-	ServerVersionString        string
+	NodeInfoURL                string
 	ServerImplementationString string
+	ServerVersionString        string
+	SuccessCount               uint
+	UUID                       uuid.UUID
 	fetchingLock               sync.Mutex
-	fsm                        *fsm.FSM
 	fsmLock                    sync.Mutex
+	structLock                 sync.Mutex
+	tootDestination            chan *toot.Toot
 }
 
 // New returns a new instance, argument is a function that operates on the
 // new instance
 func New(options ...func(i *Instance)) *Instance {
 	i := new(Instance)
+	i.UUID = uuid.New()
 	i.setNextFetchAfter(1 * time.Second)
+	i.InitialFSMState = "STATUS_UNKNOWN"
 
-	i.fsm = fsm.NewFSM(
-		"STATUS_UNKNOWN",
+	for _, opt := range options {
+		opt(i)
+	}
+
+	i.FSM = fsm.NewFSM(
+		i.InitialFSMState,
 		fsm.Events{
 			{Name: "BEGIN_NODEINFO_URL_FETCH", Src: []string{"STATUS_UNKNOWN"}, Dst: "FETCHING_NODEINFO_URL"},
 			{Name: "GOT_NODEINFO_URL", Src: []string{"FETCHING_NODEINFO_URL"}, Dst: "PRE_NODEINFO_FETCH"},
@@ -79,10 +78,6 @@ func New(options ...func(i *Instance)) *Instance {
 			"enter_state": func(e *fsm.Event) { i.fsmEnterState(e) },
 		},
 	)
-
-	for _, opt := range options {
-		opt(i)
-	}
 	return i
 }
 
@@ -90,7 +85,7 @@ func New(options ...func(i *Instance)) *Instance {
 func (i *Instance) Status() string {
 	i.fsmLock.Lock()
 	defer i.fsmLock.Unlock()
-	return i.fsm.Current()
+	return i.FSM.Current()
 }
 
 // SetTootDestination takes a channel from the manager that all toots
@@ -105,7 +100,7 @@ func (i *Instance) SetTootDestination(d chan *toot.Toot) {
 func (i *Instance) Event(eventname string) {
 	i.fsmLock.Lock()
 	defer i.fsmLock.Unlock()
-	i.fsm.Event(eventname)
+	i.FSM.Event(eventname)
 }
 
 func (i *Instance) fsmEnterState(e *fsm.Event) {
@@ -192,7 +187,7 @@ func (i *Instance) Tick() {
 func (i *Instance) nodeIdentified() bool {
 	i.Lock()
 	defer i.Unlock()
-	if i.implementation > implUnknown {
+	if i.Implementation != "" {
 		return true
 	}
 	return false
@@ -282,7 +277,7 @@ func (i *Instance) fetchNodeInfoURL() error {
 				Msg("success fetching url for nodeinfo")
 
 			i.Lock()
-			i.nodeInfoURL = item.Href
+			i.NodeInfoURL = item.Href
 			i.Unlock()
 			i.registerSuccess()
 			i.Event("GOT_NODEINFO_URL")
@@ -317,7 +312,7 @@ func (i *Instance) fetchNodeInfo() error {
 	//FIXME make sure the nodeinfourl is on the same domain as the instance
 	//hostname
 	i.Lock()
-	url := i.nodeInfoURL
+	url := i.NodeInfoURL
 	i.Unlock()
 
 	i.Event("BEGIN_NODEINFO_FETCH")
@@ -362,7 +357,7 @@ func (i *Instance) fetchNodeInfo() error {
 		Str("serverVersion", ni.Software.Version).
 		Str("software", ni.Software.Name).
 		Str("hostname", i.Hostname).
-		Str("nodeInfoURL", i.nodeInfoURL).
+		Str("nodeInfoURL", i.NodeInfoURL).
 		Msg("received nodeinfo from instance")
 
 	i.Lock()
@@ -376,7 +371,7 @@ func (i *Instance) fetchNodeInfo() error {
 			Str("software", ni.Software.Name).
 			Msg("detected server software")
 		i.Identified = true
-		i.implementation = implPleroma
+		i.Implementation = "pleroma"
 		i.Unlock()
 		i.registerSuccess()
 		i.Event("GOT_NODEINFO")
@@ -387,7 +382,7 @@ func (i *Instance) fetchNodeInfo() error {
 			Str("software", ni.Software.Name).
 			Msg("detected server software")
 		i.Identified = true
-		i.implementation = implMastodon
+		i.Implementation = "mastodon"
 		i.Unlock()
 		i.registerSuccess()
 		i.Event("GOT_NODEINFO")

locator/locator.go

@@ -1,16 +1,17 @@
 package locator
 
-import "encoding/json"
-import "io/ioutil"
-import "net/http"
-import "time"
-import "sync"
+import (
+	"encoding/json"
+	"io/ioutil"
+	"net/http"
+	"sync"
+	"time"
 
-import "github.com/rs/zerolog/log"
-import "golang.org/x/sync/semaphore"
-import "git.eeqj.de/sneak/feta/jsonapis"
-import "git.eeqj.de/sneak/feta/instance"
-import "git.eeqj.de/sneak/feta"
+	"git.eeqj.de/sneak/feta/jsonapis"
+	"github.com/rs/zerolog/log"
+	"github.com/spf13/viper"
+	"golang.org/x/sync/semaphore"
+)
 
 // IndexAPITimeout is the timeout for fetching json instance lists
 // from the listing servers
@@ -35,7 +36,7 @@ const pleromaIndexURL = "https://distsn.org/cgi-bin/distsn-pleroma-instances-api
 type InstanceLocator struct {
 	pleromaIndexNextRefresh  *time.Time
 	mastodonIndexNextRefresh *time.Time
-	reportInstanceVia        chan instance.Hostname
+	reportInstanceVia        chan string
 	mu                       sync.Mutex
 }
 
@@ -58,13 +59,13 @@ func (il *InstanceLocator) unlock() {
 
 // SetInstanceNotificationChannel is the way the instanceLocator returns
 // newly discovered instances back to the manager for query/addition
-func (il *InstanceLocator) SetInstanceNotificationChannel(via chan instance.Hostname) {
+func (il *InstanceLocator) SetInstanceNotificationChannel(via chan string) {
 	il.lock()
 	defer il.unlock()
 	il.reportInstanceVia = via
 }
 
-func (il *InstanceLocator) addInstance(hostname instance.Hostname) {
+func (il *InstanceLocator) addInstance(hostname string) {
 	// receiver (InstanceManager) is responsible for de-duping against its
 	// map, we just locate and spray, it manages
 	il.reportInstanceVia <- hostname
@@ -120,8 +121,7 @@ func (il *InstanceLocator) Locate() {
 
 		time.Sleep(1 * time.Second)
 
-		c := feta.GetConfig()
-		if time.Now().After(x.Add(c.LogReportInterval)) {
+		if time.Now().After(x.Add(viper.GetDuration("LogReportInterval"))) {
 			x = time.Now()
 			log.Debug().
 				Str("nextMastodonIndexRefresh", il.durationUntilNextMastodonIndexRefresh().String()).
@@ -198,7 +198,7 @@ func (il *InstanceLocator) locateMastodon() {
 		Msg("received hosts from mastodon index")
 
 	for k := range hosts {
-		il.addInstance(instance.Hostname(k))
+		il.addInstance(k)
 	}
 
 }
@@ -266,7 +266,7 @@ func (il *InstanceLocator) locatePleroma() {
 		Msg("received hosts from pleroma index")
 
 	for k := range hosts {
-		il.addInstance(instance.Hostname(k))
+		il.addInstance(k)
 	}
 
 }

manager/manager.go

@@ -1,38 +1,75 @@
 package manager
 
-import "sync"
-import "time"
-import "runtime"
+import (
+	"sync"
+	"time"
 
-//import "github.com/gin-gonic/gin"
-import "github.com/rs/zerolog/log"
-import "git.eeqj.de/sneak/feta/toot"
-import "git.eeqj.de/sneak/feta/seeds"
-import "git.eeqj.de/sneak/feta/instance"
+	"git.eeqj.de/sneak/feta/instance"
+	"git.eeqj.de/sneak/feta/seeds"
+	"git.eeqj.de/sneak/feta/toot"
+	"github.com/rs/zerolog/log"
+	"github.com/spf13/viper"
+)
 
-const hostDiscoveryParallelism = 5
-
-// LogReportInterval defines how long between logging internal
-// stats/reporting for user supervision
-var LogReportInterval = time.Second * 10
+// conform for storing toots
+type DatabaseStorage interface {
+	ListInstances() ([]*instance.Instance, error)
+	//StoreInstances([]*instance.Instance) error
+	SaveInstance(*instance.Instance) error
+}
 
 // InstanceManager is the main data structure for the goroutine that manages
 // the list of all known instances, fed by the locator
 type InstanceManager struct {
 	mu                       sync.Mutex
-	instances                map[instance.Hostname]*instance.Instance
-	newInstanceNotifications chan instance.Hostname
+	db                       DatabaseStorage
+	instances                map[string]*instance.Instance
+	newInstanceNotifications chan string
 	tootDestination          chan *toot.Toot
 	startup                  time.Time
 	hostAdderSemaphore       chan bool
+	nextDBSave               time.Time
 }
 
 // New returns a new InstanceManager for use by the Process
-func New() *InstanceManager {
-	i := new(InstanceManager)
-	i.hostAdderSemaphore = make(chan bool, hostDiscoveryParallelism)
-	i.instances = make(map[instance.Hostname]*instance.Instance)
-	return i
+func New(db DatabaseStorage) *InstanceManager {
+	im := new(InstanceManager)
+	im.db = db
+	im.hostAdderSemaphore = make(chan bool, viper.GetInt("HostDiscoveryParallelism"))
+	im.instances = make(map[string]*instance.Instance)
+	im.RestoreFromDB()
+	return im
+}
+
+func (im *InstanceManager) RestoreFromDB() {
+	newil, err := im.db.ListInstances()
+	if err != nil {
+		log.Panic().
+			Err(err).
+			Msg("cannot get instance list from db")
+	}
+	im.lock()
+	defer im.unlock()
+	count := 0
+	for _, x := range newil {
+		x.SetTootDestination(im.tootDestination)
+		im.instances[x.Hostname] = x
+		count = count + 1
+	}
+	log.Info().
+		Int("count", count).
+		Msg("restored instances from database")
+}
+
+func (im *InstanceManager) SaveToDB() {
+	for _, x := range im.ListInstances() {
+		err := im.db.SaveInstance(x)
+		if err != nil {
+			log.Panic().
+				Err(err).
+				Msg("cannot write to db")
+		}
+	}
 }
 
 // SetTootDestination provides the instancemanager with a channel to the
@@ -41,30 +78,6 @@ func (im *InstanceManager) SetTootDestination(td chan *toot.Toot) {
 	im.tootDestination = td
 }
 
-func (im *InstanceManager) logCaller(msg string) {
-	fpcs := make([]uintptr, 1)
-	// Skip 2 levels to get the caller
-	n := runtime.Callers(3, fpcs)
-	if n == 0 {
-		log.Debug().Msg("MSG: NO CALLER")
-	}
-
-	caller := runtime.FuncForPC(fpcs[0] - 1)
-	if caller == nil {
-		log.Debug().Msg("MSG CALLER WAS NIL")
-	}
-
-	// Print the file name and line number
-	filename, line := caller.FileLine(fpcs[0] - 1)
-	function := caller.Name()
-
-	log.Debug().
-		Str("filename", filename).
-		Int("linenum", line).
-		Str("function", function).
-		Msg(msg)
-}
-
 func (im *InstanceManager) lock() {
 	im.mu.Lock()
 }
@@ -77,7 +90,7 @@ func (im *InstanceManager) unlock() {
 // InstanceManager about the channel from the InstanceLocator so that the
 // InstanceLocator can provide it/us (the InstanceManager) with new
 // instance.Hostnames.  We (the manager) deduplicate the list ourselves.
-func (im *InstanceManager) SetInstanceNotificationChannel(via chan instance.Hostname) {
+func (im *InstanceManager) SetInstanceNotificationChannel(via chan string) {
 	im.lock()
 	defer im.unlock()
 	im.newInstanceNotifications = via
@@ -85,9 +98,9 @@ func (im *InstanceManager) SetInstanceNotificationChannel(via chan instance.Host
 
 func (im *InstanceManager) receiveSeedInstanceHostnames() {
 	for _, x := range seeds.SeedInstances {
-		go func(tmp instance.Hostname) {
+		go func(tmp string) {
 			im.addInstanceByHostname(tmp)
-		}(instance.Hostname(x))
+		}(x)
 	}
 }
 
@@ -110,10 +123,15 @@ func (im *InstanceManager) Manage() {
 		log.Info().Msg("InstanceManager tick")
 		im.managerLoop()
 		time.Sleep(1 * time.Second)
-		if time.Now().After(x.Add(LogReportInterval)) {
+		if time.Now().After(x.Add(viper.GetDuration("LogReportInterval"))) {
 			x = time.Now()
 			im.logInstanceReport()
 		}
+
+		if im.nextDBSave.Before(time.Now()) {
+			im.nextDBSave = time.Now().Add(time.Second * 60)
+			im.SaveToDB()
+		}
 	}
 }
 
@@ -133,7 +151,7 @@ func (im *InstanceManager) managerLoop() {
 	}
 }
 
-func (im *InstanceManager) hostnameExists(newhn instance.Hostname) bool {
+func (im *InstanceManager) hostnameExists(newhn string) bool {
 	im.lock()
 	defer im.unlock()
 	for k := range im.instances {
@@ -144,7 +162,7 @@ func (im *InstanceManager) hostnameExists(newhn instance.Hostname) bool {
 	return false
 }
 
-func (im *InstanceManager) addInstanceByHostname(newhn instance.Hostname) {
+func (im *InstanceManager) addInstanceByHostname(newhn string) {
 	if im.hostnameExists(newhn) {
 		// ignore adding new if we already know about it
 		return
@@ -172,7 +190,7 @@ func (im *InstanceManager) addInstanceByHostname(newhn instance.Hostname) {
 }
 
 func (im *InstanceManager) receiveNewInstanceHostnames() {
-	var newhn instance.Hostname
+	var newhn string
 	for {
 		newhn = <-im.newInstanceNotifications
 		// receive them fast out of the channel, let the adding function lock to add

process/feta.go

@@ -1,27 +1,32 @@
 package process
 
-import "os"
-import "time"
+import (
+	"os"
+	"time"
 
-import "github.com/jinzhu/gorm"
-import _ "github.com/jinzhu/gorm/dialects/sqlite" // required for orm
+	"git.eeqj.de/sneak/feta/database"
+	"git.eeqj.de/sneak/feta/ingester"
+	"git.eeqj.de/sneak/feta/locator"
+	"git.eeqj.de/sneak/feta/manager"
+	"git.eeqj.de/sneak/feta/storage"
+	_ "github.com/jinzhu/gorm/dialects/sqlite"
+	"github.com/k0kubun/pp"
+	"github.com/mattn/go-isatty"
+	"github.com/rs/zerolog"
+	"github.com/rs/zerolog/log"
+	"github.com/spf13/viper"
+)
 
-import "github.com/rs/zerolog"
-import "github.com/rs/zerolog/log"
-import "github.com/mattn/go-isatty"
-
-import "git.eeqj.de/sneak/feta/ingester"
-import "git.eeqj.de/sneak/feta/storage"
-import "git.eeqj.de/sneak/feta/locator"
-import "git.eeqj.de/sneak/feta/manager"
-import "git.eeqj.de/sneak/feta/instance"
+// required for orm
 
 // CLIEntry is the main entrypoint for the feta process from the cli
 func CLIEntry(version string, buildarch string) int {
 	f := new(Feta)
 	f.version = version
 	f.buildarch = buildarch
+	f.configure()
 	f.setupLogging()
+	f.setupDatabase()
 	return f.runForever()
 }
 
@@ -33,10 +38,43 @@ type Feta struct {
 	manager   *manager.InstanceManager
 	ingester  *ingester.TootIngester
 	api       *Server
-	db        *gorm.DB
+	dbm       *database.Manager
 	startup   time.Time
 }
 
+func (f *Feta) configure() {
+	viper.SetConfigName("feta")
+	viper.SetConfigType("yaml")
+	viper.AddConfigPath("/etc/feta")          // path to look for the config file in
+	viper.AddConfigPath("$HOME/.config/feta") // call multiple times to add many search paths
+
+	viper.SetEnvPrefix("FETA")
+	viper.AutomaticEnv()
+
+	viper.SetDefault("Debug", false)
+	viper.SetDefault("TootsToDisk", false)
+	viper.SetDefault("TootsToDB", true)
+	viper.SetDefault("HostDiscoveryParallelism", 5)
+	viper.SetDefault("FSStorageLocation", os.ExpandEnv("$HOME/Library/ApplicationSupport/feta/tootarchive.d"))
+	viper.SetDefault("DBStorageLocation", os.ExpandEnv("$HOME/Library/ApplicationSupport/feta/feta.state.db"))
+	viper.SetDefault("LogReportInterval", time.Second*10)
+
+	if err := viper.ReadInConfig(); err != nil {
+		if _, ok := err.(viper.ConfigFileNotFoundError); ok {
+			// Config file not found; ignore error if desired
+		} else {
+			// Config file was found but another error was produced
+			log.Panic().
+				Err(err).
+				Msg("cannot read config file")
+		}
+	}
+
+	if viper.GetBool("debug") {
+		pp.Print(viper.AllSettings())
+	}
+}
+
 func (f *Feta) identify() {
 	log.Info().
 		Str("version", f.version).
@@ -44,6 +82,9 @@ func (f *Feta) identify() {
 		Msg("starting")
 }
 
+func (f *Feta) setupDatabase() {
+}
+
 func (f *Feta) setupLogging() {
 
 	log.Logger = log.With().Caller().Logger()
@@ -66,7 +107,7 @@ func (f *Feta) setupLogging() {
 	}
 
 	zerolog.SetGlobalLevel(zerolog.InfoLevel)
-	if os.Getenv("DEBUG") != "" {
+	if viper.GetBool("debug") {
 		zerolog.SetGlobalLevel(zerolog.DebugLevel)
 	}
 
@@ -77,19 +118,6 @@ func (f *Feta) uptime() time.Duration {
 	return time.Since(f.startup)
 }
 
-/*
-func (f *Feta) setupDatabase() {
-	var err error
-	f.db, err = gorm.Open("sqlite3", "feta.sqlite")
-
-	if err != nil {
-		panic(err)
-	}
-
-	//f.databaseMigrations()
-}
-*/
-
 func (f *Feta) runForever() int {
 	f.startup = time.Now()
 
@@ -97,10 +125,14 @@ func (f *Feta) runForever() int {
 
 	// FIXME move this channel creation into the manager's constructor
 	// and add getters/setters on the manager/locator
-	newInstanceHostnameNotifications := make(chan instance.Hostname)
+	newInstanceHostnameNotifications := make(chan string)
+
+	f.dbm = database.New()
 
 	f.locator = locator.New()
-	f.manager = manager.New()
+
+	f.manager = manager.New(f.dbm)
+
 	f.ingester = ingester.NewTootIngester()
 
 	home := os.Getenv("HOME")
@@ -108,8 +140,14 @@ func (f *Feta) runForever() int {
 		panic("can't find home directory")
 	}
 
-	diskBackend := storage.NewTootFSStorage(home + "/.local/feta")
-	f.ingester.SetStorageBackend(diskBackend)
+	if viper.GetBool("TootsToDB") {
+		f.ingester.SetStorageBackend(f.dbm)
+	} else if viper.GetBool("TootsToDisk") {
+		diskBackend := storage.NewTootFSStorage(viper.GetString("FSStorageLocation"))
+		f.ingester.SetStorageBackend(diskBackend)
+	} else {
+		log.Info().Msg("toots will not be saved to disk")
+	}
 
 	f.api = new(Server)
 	f.api.SetFeta(f) // api needs to get to us to access data

process/handlers.go

@@ -1,13 +1,15 @@
 package process
 
-import "time"
-import "net/http"
-import "encoding/json"
-import "runtime"
-import "fmt"
-import "strings"
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"runtime"
+	"strings"
+	"time"
 
-import "github.com/gin-gonic/gin"
+	"github.com/gin-gonic/gin"
+)
 
 type hash map[string]interface{}
 

seeds/seeds.go

@@ -19,9 +19,7 @@ var SeedInstances = [...]string{
 	"kiwifarms.cc",
 	"kiwifarms.is",
 	"kiwifarms.net",
-	"kneegrows.top",
 	"knzk.me",
-	"kowai.youkai.town",
 	"koyu.space",
 	"krauser.org",
 	"kuko.hamburg",
@@ -34,12 +32,10 @@ var SeedInstances = [...]string{
 	"layer8.space",
 	"leftlibertarian.club",
 	"lesbian.energy",
-	"lets.saynoto.lgbt",
 	"letsalllovela.in",
 	"lgbtq.cool",
 	"lgbtqia.is",
 	"liberdon.com",
-	"libertarianism.club",
 	"librem.one",
 	"librenet.co.za",
 	"ligma.pro",
@@ -51,11 +47,9 @@ var SeedInstances = [...]string{
 	"loci.onl",
 	"logjam.city",
 	"lol5.tun.a4.io",
-	"loli.estate",
 	"lolis.world",
 	"lost-angles.im",
 	"luvdon.cc",
-	"luvdon.ddns.net",
 	"m.1994.io",
 	"m.apertron.com",
 	"m.bnolet.me",
@@ -69,7 +63,6 @@ var SeedInstances = [...]string{
 	"majak.de",
 	"makito.me",
 	"maly.io",
-	"manx.social",
 	"marchgenso.me",
 	"mares.cafe",
 	"mas.korrigan.tech",
@@ -92,8 +85,6 @@ var SeedInstances = [...]string{
 	"mastodon.aventer.biz",
 	"mastodon.blue",
 	"mastodon.cipherbliss.com",
-	"mastodon.circlelinego.com",
-	"mastodon.codeplumbers.eu",
 	"mastodon.coder.town",
 	"mastodon.com.pl",
 	"mastodon.corecoding.dev",
@@ -102,7 +93,6 @@ var SeedInstances = [...]string{
 	"mastodon.echoz.io",
 	"mastodon.eric.ovh",
 	"mastodon.ericbeckers.nl",
-	"mastodon.fail",
 	"mastodon.freifunk-minden.de",
 	"mastodon.fricloud.dk",
 	"mastodon.funigtor.fr",
@@ -118,15 +108,12 @@ var SeedInstances = [...]string{
 	"mastodon.ie",
 	"mastodon.immae.eu",
 	"mastodon.inferiorlattice.com",
-	"mastodon.inhji.de",
 	"mastodon.jectrum.de",
-	"mastodon.jeder.pl",
 	"mastodon.kerenon.com",
 	"mastodon.kliu.io",
 	"mastodon.kosebamse.com",
 	"mastodon.leptonics.com",
 	"mastodon.local.lubar.me",
-	"mastodon.loliandstuff.moe",
 	"mastodon.lubar.me",
 	"mastodon.lunorian.is",
 	"mastodon.macsnet.cz",
@@ -134,14 +121,11 @@ var SeedInstances = [...]string{
 	"mastodon.me.uk",
 	"mastodon.mynameisivan.ru",
 	"mastodon.naoy.fr",
-	"mastodon.nobodysstuff.de",
 	"mastodon.ocf.berkeley.edu",
-	"mastodon.openpsychology.net",
 	"mastodon.org.ua",
 	"mastodon.org.uk",
 	"mastodon.otherreality.net",
 	"mastodon.owls.io",
-	"mastodon.redflag.social",
 	"mastodon.roocita.com",
 	"mastodon.rylees.net",
 	"mastodon.scarletsisters.xyz",
@@ -154,18 +138,13 @@ var SeedInstances = [...]string{
 	"mastodon.soses.ca",
 	"mastodon.spiderden.net",
 	"mastodon.starrevolution.org",
-	"mastodon.syntik.fr",
 	"mastodon.technology",
 	"mastodon.technology",
 	"mastodon.toni.im",
-	"mastodon.toniozz75.fr",
 	"mastodon.truf-kin.com",
 	"mastodon.xhrpb.com",
-	"mastodon.yolovision-inc.com",
 	"mastodon.zapashcanon.fr",
-	"mastodon.zwei.net",
 	"mastofant.de",
-	"masttest.zwei.net",
 	"mcphail.uk",
 	"me.frankmeeuwsen.xyz",
 	"megadon.net",
@@ -181,24 +160,20 @@ var SeedInstances = [...]string{
 	"mobile.co",
 	"monsterpit.net",
 	"moytura.org",
-	"mst.mpdevel.com",
 	"mst.thewebzone.net",
 	"mst.vsta.org",
-	"mstdn.alternanet.fr",
 	"mstdn.ikebuku.ro",
 	"mstdn.io",
 	"mstdn.jp",
 	"mstdn.maud.io",
 	"mstdn.mx",
 	"mstdn.novium.pw",
-	"mstdn.openalgeria.org",
 	"mstdn.social",
 	"mstdn.tsukiyono.0am.jp",
 	"mstdn.waifu.space",
 	"mstdn.xxil.cc",
 	"mu.zaitcev.nu",
 	"mudl.us",
-	"multicast.social",
 	"music.pawoo.net",
 	"myflog.net",
 	"mypolis.zapto.org",
@@ -222,16 +197,13 @@ var SeedInstances = [...]string{
 	"norden.social",
 	"nordenmedia.com",
 	"not-develop.gab.com",
-	"not.phrack.fyi",
 	"npf.mlpol.net",
 	"nsfw.social",
 	"nudie.social",
-	"nyaa.social",
 	"octodon.social",
 	"odin.run",
 	"ohhi.icu",
 	"oneway.masto.host",
-	"opensim.fun",
 	"order.life",
 	"oslo.town",
 	"our.wtf",
@@ -254,7 +226,6 @@ var SeedInstances = [...]string{
 	"pl.knotteye.cc",
 	"pl.kotobank.ch",
 	"pl.koyu.space",
-	"pl.kys.moe",
 	"pl.ohno.host",
 	"pl.smuglo.li",
 	"pl.wowana.me",
@@ -273,27 +244,20 @@ var SeedInstances = [...]string{
 	"pleroma.quaylessed.icu",
 	"pleroma.rareome.ga",
 	"pleroma.soykaf.com",
-	"pleroma.teromene.fr",
 	"pleroma.travnewmatic.com",
 	"pleroma.tuxcrafting.cf",
-	"pleroma.yorha.club",
-	"pltest.feminism.lgbt",
 	"plural.cafe",
 	"pokemon.men",
 	"polycule.club",
 	"pornfed.social",
-	"porntoot.com",
-	"post.mashek.net",
 	"pouet.jablon.fr",
 	"ppl.town",
-	"preteengirls.biz",
 	"pridelands.io",
 	"princess.cat",
 	"privacytools.io",
 	"producers.masto.host",
 	"programmer.technology",
 	"programmingsocks.com",
-	"project.social",
 	"protohype.net",
 	"prsm.space",
 	"psyopshop.com",
@@ -305,16 +269,12 @@ var SeedInstances = [...]string{
 	"queersin.space",
 	"quey.org",
 	"quitter.pw",
-	"r3bl.social",
 	"rainbowdash.net",
-	"raki.social",
-	"rapefeminists.network",
 	"rebels.rest",
 	"redliberal.com",
 	"redroo.ml",
 	"redterrorcollective.net",
 	"relay-mypolis.zapto.org",
-	"relay.selfhosting.rocks",
 	"remotenode.host",
 	"rhubarb.land",
 	"rigcz.club",
@@ -327,7 +287,6 @@ var SeedInstances = [...]string{
 	"rrfarmbot.appspot.com",
 	"rubber.social",
 	"rva.party",
-	"s.b252.gq",
 	"s.huggingservers.uk",
 	"sackheads.social",
 	"sadposting.space",
@@ -344,7 +303,6 @@ var SeedInstances = [...]string{
 	"shitasstits.life",
 	"shitposter.club",
 	"shpposter.club",
-	"simstodon.com",
 	"simulacron.de",
 	"sinblr.com",
 	"skippers-bin.com",
@@ -354,28 +312,21 @@ var SeedInstances = [...]string{
 	"sn.angry.im",
 	"snabelen.no",
 	"snaggletooth.life",
-	"snel.social",
 	"snuskete.net",
-	"soc.psychedelic.cat",
 	"social.1in9.net",
 	"social.adlerweb.info",
-	"social.allthefallen.ninja",
 	"social.au2pb.net",
 	"social.avareborn.de",
 	"social.azkware.net",
 	"social.b252.gq",
 	"social.backbord.net",
-	"social.bam.yt",
 	"social.bau-ha.us",
 	"social.beepboop.ga",
 	"social.cereza.de",
 	"social.cloudsumu.com",
-	"social.culturewar.us",
 	"social.cutienaut.club",
-	"social.digimortal.org",
 	"social.elqhost.net",
 	"social.end-the-stigma.com",
-	"social.enyutech.io",
 	"social.fab-l3.org",
 	"social.fedi.farm",
 	"social.fff-du.de",
@@ -389,7 +340,6 @@ var SeedInstances = [...]string{
 	"social.heldscal.la",
 	"social.heroicwisdom.com",
 	"social.hidamari.blue",
-	"social.hodakov.me",
 	"social.homunyan.com",
 	"social.i2p.rocks",
 	"social.imirhil.fr",
@@ -398,12 +348,10 @@ var SeedInstances = [...]string{
 	"social.lansky.name",
 	"social.librem.one",
 	"social.longden.me",
-	"social.louisoft01.moe",
 	"social.lucci.xyz",
 	"social.luschmar.ch",
 	"social.lyte.dev",
 	"social.mark.atwood.name",
-	"social.mhtube.de",
 	"social.minkenstein.de",
 	"social.mjb.im",
 	"social.mochi.academy",
@@ -412,43 +360,34 @@ var SeedInstances = [...]string{
 	"social.net.ua",
 	"social.netdc.ca",
 	"social.niicow974.fr",
-	"social.nobodyhasthe.biz",
 	"social.nofftopia.com",
-	"social.noscraft.cf",
 	"social.offline.network",
 	"social.omniatv.com",
 	"social.panthermodern.net",
 	"social.privacytools.io",
 	"social.proyectolanuevatierra.com",
-	"social.puri.sm",
 	"social.putz.space",
 	"social.quodverum.com",
 	"social.radio.af",
 	"social.raptorengineering.io",
-	"social.rosnovsky.us",
 	"social.ryankes.eu",
 	"social.seattle.wa.us",
 	"social.secline.de",
 	"social.skankhunt42.pw",
 	"social.sunshinegardens.org",
-	"social.super-niche.club",
 	"social.taker.fr",
 	"social.targaryen.house",
 	"social.tchncs.de",
 	"social.thisisjoes.site",
-	"social.tomica.me",
 	"social.troll.academy",
 	"social.wiuwiu.de",
-	"social.zwei.net",
 	"sociala.me",
-	"socialnetwork.ninja",
 	"socl.win",
 	"socnet.supes.com",
 	"soderstrom.social",
 	"soteria.mastodon.host",
 	"souk.getloci.com",
 	"southflorida.social",
-	"spacetime.social",
 	"speakfree.world",
 	"spinster.dev",
 	"spinster.xyz",
@@ -461,7 +400,6 @@ var SeedInstances = [...]string{
 	"sweet.sugarcube.pw",
 	"swingset.social",
 	"switter.at",
-	"switter.co",
 	"syrup.zone",
 	"take.iteasy.club",
 	"takeoverthe.world",
@@ -473,7 +411,6 @@ var SeedInstances = [...]string{
 	"techflake.ch",
 	"the.hedgehoghunter.club",
 	"the.scream.zone",
-	"thechad.zone",
 	"thefreestate.xyz",
 	"thelballwiki.gq",
 	"thetower.xyz",
@@ -485,7 +422,6 @@ var SeedInstances = [...]string{
 	"toot.devfs.xyz",
 	"toot.flairy.de",
 	"toot.forumanalogue.fr",
-	"toot.kiez.xyz",
 	"toot.love",
 	"toot.my",
 	"toot.nx-pod.de",
@@ -503,7 +439,6 @@ var SeedInstances = [...]string{
 	"travel-friends.chat",
 	"tri.cash",
 	"triangletoot.party",
-	"triggerhub.ru",
 	"tron.buzz",
 	"twimblr.xyz",
 	"twitter.1d4.us",
@@ -512,15 +447,12 @@ var SeedInstances = [...]string{
 	"unsafe.space",
 	"unsocial.pztrn.name",
 	"va11hal.la",
-	"vampire.estate",
 	"veenus.art",
 	"veenus.art",
 	"voice.masto.host",
 	"voluntaryism.club",
 	"vulpine.club",
-	"wagesofsinisdeath.com",
 	"waifu.social",
-	"waifuappreciation.club",
 	"warc.space",
 	"weeaboo.space",
 	"weedis.life",
@@ -551,3 +483,75 @@ var SeedInstances = [...]string{
 	"zion-techs.com",
 	"zomglol.wtf",
 }
+
+// removed on 2020-03-27 for nxdomain:
+var DeadSeedInstances = [...]string{
+	"kneegrows.top",
+	"kowai.youkai.town",
+	"lets.saynoto.lgbt",
+	"libertarianism.club",
+	"loli.estate",
+	"luvdon.ddns.net",
+	"manx.social",
+	"mastodon.circlelinego.com",
+	"mastodon.codeplumbers.eu",
+	"mastodon.fail",
+	"mastodon.inhji.de",
+	"mastodon.jeder.pl",
+	"mastodon.loliandstuff.moe",
+	"mastodon.nobodysstuff.de",
+	"mastodon.openpsychology.net",
+	"mastodon.redflag.social",
+	"mastodon.syntik.fr",
+	"mastodon.toniozz75.fr",
+	"mastodon.yolovision-inc.com",
+	"mastodon.zwei.net",
+	"masttest.zwei.net",
+	"mst.mpdevel.com",
+	"mstdn.alternanet.fr",
+	"mstdn.openalgeria.org",
+	"multicast.social",
+	"not.phrack.fyi",
+	"nyaa.social",
+	"opensim.fun",
+	"pl.kys.moe",
+	"pleroma.teromene.fr",
+	"pleroma.yorha.club",
+	"pltest.feminism.lgbt",
+	"porntoot.com",
+	"post.mashek.net",
+	"preteengirls.biz",
+	"project.social",
+	"r3bl.social",
+	"raki.social",
+	"rapefeminists.network",
+	"relay.selfhosting.rocks",
+	"s.b252.gq",
+	"simstodon.com",
+	"snel.social",
+	"soc.psychedelic.cat",
+	"social.allthefallen.ninja",
+	"social.bam.yt",
+	"social.culturewar.us",
+	"social.digimortal.org",
+	"social.enyutech.io",
+	"social.hodakov.me",
+	"social.louisoft01.moe",
+	"social.mhtube.de",
+	"social.nobodyhasthe.biz",
+	"social.noscraft.cf",
+	"social.puri.sm",
+	"social.rosnovsky.us",
+	"social.super-niche.club",
+	"social.tomica.me",
+	"social.zwei.net",
+	"socialnetwork.ninja",
+	"spacetime.social",
+	"switter.co",
+	"thechad.zone",
+	"toot.kiez.xyz",
+	"triggerhub.ru",
+	"vampire.estate",
+	"wagesofsinisdeath.com",
+	"waifuappreciation.club",
+}

storage/fs.go

@@ -1,21 +1,15 @@
 package storage
 
-import "errors"
-import "io/ioutil"
-import "path/filepath"
-import "os"
-import "strings"
-import "sync"
+import (
+	"errors"
+	"io/ioutil"
+	"os"
+	"path/filepath"
+	"strings"
+	"sync"
 
-import "git.eeqj.de/sneak/feta/toot"
-
-// TootStorageBackend is the interface to which storage backends must
-// conform for storing toots
-type TootStorageBackend interface {
-	TootExists(t toot.Toot) bool
-	StoreToot(t toot.Toot) error
-	StoreToots(tc []*toot.Toot) error
-}
+	"git.eeqj.de/sneak/feta/toot"
+)
 
 // TootFSStorage is a TootStorageBackend that writes to the local
 // filesystem.
@@ -35,7 +29,7 @@ func NewTootFSStorage(root string) *TootFSStorage {
 func (ts *TootFSStorage) StoreToots(tc []*toot.Toot) error {
 	var returnErrors []string
 	for _, item := range tc {
-		err := ts.StoreToot(*item)
+		err := ts.StoreToot(item)
 		if err != nil {
 			returnErrors = append(returnErrors, err.Error())
 			continue
@@ -50,7 +44,7 @@ func (ts *TootFSStorage) StoreToots(tc []*toot.Toot) error {
 // TootExists checks to see if we have already written a toot to disk or
 // not.  Note that the ingester de-dupes with a table in memory so that this
 // will only really get used on app restarts
-func (ts *TootFSStorage) TootExists(t toot.Toot) bool {
+func (ts *TootFSStorage) TootExists(t *toot.Toot) bool {
 	path := t.DiskStoragePath()
 	full := ts.root + "/" + path
 	_, err := os.Stat(full)
@@ -61,7 +55,7 @@ func (ts *TootFSStorage) TootExists(t toot.Toot) bool {
 }
 
 // StoreToot writes a single toot to disk
-func (ts *TootFSStorage) StoreToot(t toot.Toot) error {
+func (ts *TootFSStorage) StoreToot(t *toot.Toot) error {
 	path := t.DiskStoragePath()
 	full := ts.root + "/" + path
 	dir := filepath.Dir(full)
@@ -76,7 +70,7 @@ func (ts *TootFSStorage) StoreToot(t toot.Toot) error {
 // toots in ram forever until the computer fills up and catches fire and explodes
 type TootMemoryStorage struct {
 	sync.Mutex
-	toots map[toot.Hash]toot.Toot
+	toots map[string]*toot.Toot
 	//maxSize uint   // FIXME support eviction
 }
 
@@ -84,12 +78,12 @@ type TootMemoryStorage struct {
 // ram forever
 func NewTootMemoryStorage() *TootMemoryStorage {
 	ts := new(TootMemoryStorage)
-	ts.toots = make(map[toot.Hash]toot.Toot)
+	ts.toots = make(map[string]*toot.Toot)
 	return ts
 }
 
 // StoreToot saves a single toot into an in-memory hashtable
-func (ts *TootMemoryStorage) StoreToot(t toot.Toot) {
+func (ts *TootMemoryStorage) StoreToot(t *toot.Toot) {
 	if ts.TootExists(t) {
 		return
 	}
@@ -100,7 +94,7 @@ func (ts *TootMemoryStorage) StoreToot(t toot.Toot) {
 }
 
 // TootExists checks to see if we have a toot in memory already
-func (ts *TootMemoryStorage) TootExists(t toot.Toot) bool {
+func (ts *TootMemoryStorage) TootExists(t *toot.Toot) bool {
 	ts.Lock()
 	defer ts.Unlock()
 	if _, ok := ts.toots[t.Hash]; ok { //this syntax is so gross

storage/interface.go

@@ -0,0 +1,13 @@
+package storage
+
+import (
+	"git.eeqj.de/sneak/feta/toot"
+)
+
+// TootStorageBackend is the interface to which storage backends must
+// conform for storing toots
+type TootStorageBackend interface {
+	TootExists(t *toot.Toot) bool
+	StoreToot(t *toot.Toot) error
+	StoreToots(tc []*toot.Toot) error
+}

toot/toot.go

@@ -1,27 +1,30 @@
 package toot
 
-import "fmt"
-import "encoding/json"
-import "errors"
-import "strings"
-import "git.eeqj.de/sneak/feta/jsonapis"
+import (
+	"encoding/json"
+	"errors"
+	"fmt"
+	"strings"
 
-//import "github.com/davecgh/go-spew/spew"
-import "github.com/rs/zerolog/log"
+	"git.eeqj.de/sneak/feta/jsonapis"
+	"github.com/rs/zerolog/log"
 
-//import "encoding/hex"
-import mh "github.com/multiformats/go-multihash"
-import mhopts "github.com/multiformats/go-multihash/opts"
+	//import "github.com/davecgh/go-spew/spew"
+
+	//import "encoding/hex"
+	mh "github.com/multiformats/go-multihash"
+
+	mhopts "github.com/multiformats/go-multihash/opts"
+)
 
 // Hash is a type for storing a string-based base58 multihash of a
 // toot's identity
-type Hash string
 
 // Toot is an object we use internally for storing a discovered toot
 type Toot struct {
 	Original []byte
 	Parsed   *jsonapis.APISerializedToot
-	Hash     Hash
+	Hash     string
 	FromHost string
 }
 
@@ -111,7 +114,14 @@ func (t *Toot) identityHashInput() string {
 	)
 }
 
+func (t *Toot) GetHash() string {
+	if t.Hash == "" {
+		t.calcHash()
+	}
+	return t.Hash
+}
+
 func (t *Toot) calcHash() {
 	hi := t.identityHashInput()
-	t.Hash = Hash(t.multiHash([]byte(hi)))
+	t.Hash = string(t.multiHash([]byte(hi)))
 }