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diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..96f81bc
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,2 @@
+Dockerfile
+.git
diff --git a/AUTHORS.md b/AUTHORS.md
index bf363a6..b4ceb1e 100644
--- a/AUTHORS.md
+++ b/AUTHORS.md
@@ -1,8 +1,8 @@
# WriteFreely Contributors
WriteFreely is built by [Matt Baer](https://github.com/thebaer), with contributions from:
* [Jean-Francois Arseneau](https://github.com/TheJF)
* [Ben Overmyer](https://github.com/BenOvermyer)
* [Marcel van der Boom](https://github.com/mrvdb)
-
+* [Brad Koehn](https://github.com/koehn)
diff --git a/Dockerfile b/Dockerfile
index a2dd072..bbbedd0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,15 +1,32 @@
-FROM golang:1.11.2-alpine3.8
+FROM golang:1.11.2-alpine3.8 as build
RUN apk add --update nodejs nodejs-npm make git
RUN npm install -g less
RUN npm install -g less-plugin-clean-css
WORKDIR /go/src/app
COPY . .
RUN make install
RUN make ui
RUN make deps
+RUN mkdir /stage && \
+ cp -R /go/bin \
+ /go/src/app/templates \
+ /go/src/app/static \
+ /go/src/app/schema.sql \
+ /go/src/app/pages \
+ /go/src/app/keys \
+ /stage
+
+FROM alpine:3.8
+
+COPY --from=build --chown=daemon:daemon /stage /go
+
+WORKDIR /go
+VOLUME /go/keys
EXPOSE 8080
-CMD ["writefreely"]
+USER daemon
+
+CMD ["bin/writefreely"]
diff --git a/Makefile b/Makefile
index 126bbb1..33eb3ae 100644
--- a/Makefile
+++ b/Makefile
@@ -1,66 +1,76 @@
GITREV=`git describe --tags | cut -c 2-`
LDFLAGS=-ldflags="-X 'github.com/writeas/writefreely.softwareVer=$(GITREV)'"
GOCMD=go
GOINSTALL=$(GOCMD) install $(LDFLAGS)
GOBUILD=$(GOCMD) build $(LDFLAGS)
GOTEST=$(GOCMD) test $(LDFLAGS)
GOGET=$(GOCMD) get
BINARY_NAME=writefreely
+DOCKERCMD=docker
+IMAGE_NAME=writeas/writefreely
all : build
build: deps
cd cmd/writefreely; $(GOBUILD) -v
build-linux: deps
cd cmd/writefreely; GOOS=linux GOARCH=amd64 $(GOBUILD) -v
build-windows: deps
cd cmd/writefreely; GOOS=windows GOARCH=amd64 $(GOBUILD) -v
build-darwin: deps
cd cmd/writefreely; GOOS=darwin GOARCH=amd64 $(GOBUILD) -v
+build-docker :
+ $(DOCKERCMD) build -t $(IMAGE_NAME):latest -t $(IMAGE_NAME):$(GITREV) .
+
test:
$(GOTEST) -v ./...
run:
$(GOINSTALL) ./...
$(BINARY_NAME) --debug
deps :
$(GOGET) -v ./...
install : build
cmd/writefreely/$(BINARY_NAME) --gen-keys
cd less/; $(MAKE) install $(MFLAGS)
release : clean ui
mkdir build
cp -r templates build
cp -r pages build
cp -r static build
mkdir build/keys
cp schema.sql build
$(MAKE) build-linux
cp cmd/writefreely/$(BINARY_NAME) build
cd build; tar -cvzf ../$(BINARY_NAME)_$(GITREV)_linux_amd64.tar.gz *
rm build/$(BINARY_NAME)
$(MAKE) build-darwin
cp cmd/writefreely/$(BINARY_NAME) build
cd build; tar -cvzf ../$(BINARY_NAME)_$(GITREV)_darwin_amd64.tar.gz *
rm build/$(BINARY_NAME)
$(MAKE) build-windows
cp cmd/writefreely/$(BINARY_NAME).exe build
cd build; zip -r ../$(BINARY_NAME)_$(GITREV)_windows_amd64.zip ./*
+ $(MAKE) build-docker
+ $(MAKE) release-docker
+
+release-docker :
+ $(DOCKERCMD) push $(IMAGE_NAME)
ui : force_look
cd less/; $(MAKE) $(MFLAGS)
clean :
-rm -rf build
cd less/; $(MAKE) clean $(MFLAGS)
force_look :
true
diff --git a/activitypub.go b/activitypub.go
index 48be9f0..ad8f420 100644
--- a/activitypub.go
+++ b/activitypub.go
@@ -1,651 +1,655 @@
package writefreely
import (
"bytes"
"crypto/sha256"
"database/sql"
"encoding/base64"
"encoding/json"
"fmt"
"github.com/go-sql-driver/mysql"
"github.com/gorilla/mux"
"github.com/writeas/activity/streams"
"github.com/writeas/httpsig"
"github.com/writeas/impart"
"github.com/writeas/nerds/store"
"github.com/writeas/web-core/activitypub"
"github.com/writeas/web-core/activitystreams"
"github.com/writeas/web-core/log"
"io/ioutil"
"net/http"
"net/http/httputil"
"net/url"
"strconv"
"time"
)
const (
// TODO: delete. don't use this!
apCustomHandleDefault = "blog"
)
type RemoteUser struct {
ID int64
ActorID string
Inbox string
SharedInbox string
}
func (ru *RemoteUser) AsPerson() *activitystreams.Person {
return &activitystreams.Person{
BaseObject: activitystreams.BaseObject{
Type: "Person",
Context: []interface{}{
activitystreams.Namespace,
},
ID: ru.ActorID,
},
Inbox: ru.Inbox,
Endpoints: activitystreams.Endpoints{
SharedInbox: ru.SharedInbox,
},
}
}
func handleFetchCollectionActivities(app *app, w http.ResponseWriter, r *http.Request) error {
w.Header().Set("Server", serverSoftware)
vars := mux.Vars(r)
alias := vars["alias"]
// TODO: enforce visibility
// Get base Collection data
var c *Collection
var err error
if app.cfg.App.SingleUser {
c, err = app.db.GetCollectionByID(1)
} else {
c, err = app.db.GetCollection(alias)
}
if err != nil {
return err
}
p := c.PersonObject()
return impart.RenderActivityJSON(w, p, http.StatusOK)
}
func handleFetchCollectionOutbox(app *app, w http.ResponseWriter, r *http.Request) error {
w.Header().Set("Server", serverSoftware)
vars := mux.Vars(r)
alias := vars["alias"]
// TODO: enforce visibility
// Get base Collection data
var c *Collection
var err error
if app.cfg.App.SingleUser {
c, err = app.db.GetCollectionByID(1)
} else {
c, err = app.db.GetCollection(alias)
}
if err != nil {
return err
}
if app.cfg.App.SingleUser {
if alias != c.Alias {
return ErrCollectionNotFound
}
}
res := &CollectionObj{Collection: *c}
app.db.GetPostsCount(res, false)
accountRoot := c.FederatedAccount()
page := r.FormValue("page")
p, err := strconv.Atoi(page)
if err != nil || p < 1 {
// Return outbox
oc := activitystreams.NewOrderedCollection(accountRoot, "outbox", res.TotalPosts)
return impart.RenderActivityJSON(w, oc, http.StatusOK)
}
// Return outbox page
ocp := activitystreams.NewOrderedCollectionPage(accountRoot, "outbox", res.TotalPosts, p)
ocp.OrderedItems = []interface{}{}
posts, err := app.db.GetPosts(c, p, false, true)
for _, pp := range *posts {
pp.Collection = res
o := pp.ActivityObject()
a := activitystreams.NewCreateActivity(o)
ocp.OrderedItems = append(ocp.OrderedItems, *a)
}
return impart.RenderActivityJSON(w, ocp, http.StatusOK)
}
func handleFetchCollectionFollowers(app *app, w http.ResponseWriter, r *http.Request) error {
w.Header().Set("Server", serverSoftware)
vars := mux.Vars(r)
alias := vars["alias"]
// TODO: enforce visibility
// Get base Collection data
var c *Collection
var err error
if app.cfg.App.SingleUser {
c, err = app.db.GetCollectionByID(1)
} else {
c, err = app.db.GetCollection(alias)
}
if err != nil {
return err
}
accountRoot := c.FederatedAccount()
folls, err := app.db.GetAPFollowers(c)
if err != nil {
return err
}
page := r.FormValue("page")
p, err := strconv.Atoi(page)
if err != nil || p < 1 {
// Return outbox
oc := activitystreams.NewOrderedCollection(accountRoot, "followers", len(*folls))
return impart.RenderActivityJSON(w, oc, http.StatusOK)
}
// Return outbox page
ocp := activitystreams.NewOrderedCollectionPage(accountRoot, "followers", len(*folls), p)
ocp.OrderedItems = []interface{}{}
/*
for _, f := range *folls {
ocp.OrderedItems = append(ocp.OrderedItems, f.ActorID)
}
*/
return impart.RenderActivityJSON(w, ocp, http.StatusOK)
}
func handleFetchCollectionFollowing(app *app, w http.ResponseWriter, r *http.Request) error {
w.Header().Set("Server", serverSoftware)
vars := mux.Vars(r)
alias := vars["alias"]
// TODO: enforce visibility
// Get base Collection data
var c *Collection
var err error
if app.cfg.App.SingleUser {
c, err = app.db.GetCollectionByID(1)
} else {
c, err = app.db.GetCollection(alias)
}
if err != nil {
return err
}
accountRoot := c.FederatedAccount()
page := r.FormValue("page")
p, err := strconv.Atoi(page)
if err != nil || p < 1 {
// Return outbox
oc := activitystreams.NewOrderedCollection(accountRoot, "following", 0)
return impart.RenderActivityJSON(w, oc, http.StatusOK)
}
// Return outbox page
ocp := activitystreams.NewOrderedCollectionPage(accountRoot, "following", 0, p)
ocp.OrderedItems = []interface{}{}
return impart.RenderActivityJSON(w, ocp, http.StatusOK)
}
func handleFetchCollectionInbox(app *app, w http.ResponseWriter, r *http.Request) error {
w.Header().Set("Server", serverSoftware)
vars := mux.Vars(r)
alias := vars["alias"]
var c *Collection
var err error
if app.cfg.App.SingleUser {
c, err = app.db.GetCollectionByID(1)
} else {
c, err = app.db.GetCollection(alias)
}
if err != nil {
// TODO: return Reject?
return err
}
if debugging {
dump, err := httputil.DumpRequest(r, true)
if err != nil {
log.Error("Can't dump: %v", err)
} else {
log.Info("Rec'd! %q", dump)
}
}
var m map[string]interface{}
if err := json.NewDecoder(r.Body).Decode(&m); err != nil {
return err
}
a := streams.NewAccept()
p := c.PersonObject()
var to *url.URL
var isFollow, isUnfollow bool
fullActor := &activitystreams.Person{}
var remoteUser *RemoteUser
res := &streams.Resolver{
FollowCallback: func(f *streams.Follow) error {
isFollow = true
// 1) Use the Follow concrete type here
// 2) Errors are propagated to res.Deserialize call below
m["@context"] = []string{activitystreams.Namespace}
b, _ := json.Marshal(m)
- log.Info("Follow: %s", b)
+ if debugging {
+ log.Info("Follow: %s", b)
+ }
_, followID := f.GetId()
if followID == nil {
log.Error("Didn't resolve follow ID")
} else {
aID := c.FederatedAccount() + "#accept-" + store.GenerateFriendlyRandomString(20)
acceptID, err := url.Parse(aID)
if err != nil {
log.Error("Couldn't parse generated Accept URL '%s': %v", aID, err)
}
a.SetId(acceptID)
}
a.AppendObject(f.Raw())
_, to = f.GetActor(0)
obj := f.Raw().GetObjectIRI(0)
a.AppendActor(obj)
// First get actor information
if to == nil {
return fmt.Errorf("No valid `to` string")
}
fullActor, remoteUser, err = getActor(app, to.String())
if err != nil {
return err
}
return impart.RenderActivityJSON(w, m, http.StatusOK)
},
UndoCallback: func(u *streams.Undo) error {
isUnfollow = true
m["@context"] = []string{activitystreams.Namespace}
b, _ := json.Marshal(m)
- log.Info("Undo: %s", b)
+ if debugging {
+ log.Info("Undo: %s", b)
+ }
a.AppendObject(u.Raw())
_, to = u.GetActor(0)
// TODO: get actor from object.object, not object
obj := u.Raw().GetObjectIRI(0)
a.AppendActor(obj)
if to != nil {
// Populate fullActor from DB?
remoteUser, err = getRemoteUser(app, to.String())
if err != nil {
if iErr, ok := err.(*impart.HTTPError); ok {
if iErr.Status == http.StatusNotFound {
log.Error("No remoteuser info for Undo event!")
}
}
return err
} else {
fullActor = remoteUser.AsPerson()
}
} else {
log.Error("No to on Undo!")
}
return impart.RenderActivityJSON(w, m, http.StatusOK)
},
}
if err := res.Deserialize(m); err != nil {
// 3) Any errors from #2 can be handled, or the payload is an unknown type.
log.Error("Unable to resolve Follow: %v", err)
if debugging {
log.Error("Map: %s", m)
}
return err
}
go func() {
time.Sleep(2 * time.Second)
am, err := a.Serialize()
if err != nil {
log.Error("Unable to serialize Accept: %v", err)
return
}
am["@context"] = []string{activitystreams.Namespace}
if to == nil {
log.Error("No to! %v", err)
return
}
err = makeActivityPost(p, fullActor.Inbox, am)
if err != nil {
log.Error("Unable to make activity POST: %v", err)
return
}
if isFollow {
t, err := app.db.Begin()
if err != nil {
log.Error("Unable to start transaction: %v", err)
return
}
var followerID int64
if remoteUser != nil {
followerID = remoteUser.ID
} else {
// Add follower locally, since it wasn't found before
res, err := t.Exec("INSERT INTO remoteusers (actor_id, inbox, shared_inbox) VALUES (?, ?, ?)", fullActor.ID, fullActor.Inbox, fullActor.Endpoints.SharedInbox)
if err != nil {
if mysqlErr, ok := err.(*mysql.MySQLError); ok {
if mysqlErr.Number != mySQLErrDuplicateKey {
t.Rollback()
log.Error("Couldn't add new remoteuser in DB: %v\n", err)
return
}
} else {
t.Rollback()
log.Error("Couldn't add new remoteuser in DB: %v\n", err)
return
}
}
followerID, err = res.LastInsertId()
if err != nil {
t.Rollback()
log.Error("no lastinsertid for followers, rolling back: %v", err)
return
}
// Add in key
_, err = t.Exec("INSERT INTO remoteuserkeys (id, remote_user_id, public_key) VALUES (?, ?, ?)", fullActor.PublicKey.ID, followerID, fullActor.PublicKey.PublicKeyPEM)
if err != nil {
if mysqlErr, ok := err.(*mysql.MySQLError); ok {
if mysqlErr.Number != mySQLErrDuplicateKey {
t.Rollback()
log.Error("Couldn't add follower keys in DB: %v\n", err)
return
}
} else {
t.Rollback()
log.Error("Couldn't add follower keys in DB: %v\n", err)
return
}
}
}
// Add follow
_, err = t.Exec("INSERT INTO remotefollows (collection_id, remote_user_id, created) VALUES (?, ?, NOW())", c.ID, followerID)
if err != nil {
if mysqlErr, ok := err.(*mysql.MySQLError); ok {
if mysqlErr.Number != mySQLErrDuplicateKey {
t.Rollback()
log.Error("Couldn't add follower in DB: %v\n", err)
return
}
} else {
t.Rollback()
log.Error("Couldn't add follower in DB: %v\n", err)
return
}
}
err = t.Commit()
if err != nil {
t.Rollback()
log.Error("Rolling back after Commit(): %v\n", err)
return
}
} else if isUnfollow {
// Remove follower locally
_, err = app.db.Exec("DELETE FROM remotefollows WHERE collection_id = ? AND remote_user_id = (SELECT id FROM remoteusers WHERE actor_id = ?)", c.ID, to.String())
if err != nil {
log.Error("Couldn't remove follower from DB: %v\n", err)
}
}
}()
return nil
}
func makeActivityPost(p *activitystreams.Person, url string, m interface{}) error {
log.Info("POST %s", url)
b, err := json.Marshal(m)
if err != nil {
return err
}
r, _ := http.NewRequest("POST", url, bytes.NewBuffer(b))
r.Header.Add("Content-Type", "application/activity+json")
r.Header.Set("User-Agent", "Go ("+serverSoftware+"/"+softwareVer+"; +"+hostName+")")
h := sha256.New()
h.Write(b)
r.Header.Add("Digest", "SHA-256="+base64.StdEncoding.EncodeToString(h.Sum(nil)))
// Sign using the 'Signature' header
privKey, err := activitypub.DecodePrivateKey(p.GetPrivKey())
if err != nil {
return err
}
signer := httpsig.NewSigner(p.PublicKey.ID, privKey, httpsig.RSASHA256, []string{"(request-target)", "date", "host", "digest"})
err = signer.SignSigHeader(r)
if err != nil {
log.Error("Can't sign: %v", err)
}
if debugging {
dump, err := httputil.DumpRequestOut(r, true)
if err != nil {
log.Error("Can't dump: %v", err)
} else {
log.Info("%s", dump)
}
}
resp, err := http.DefaultClient.Do(r)
if err != nil {
return err
}
if resp != nil && resp.Body != nil {
defer resp.Body.Close()
}
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
return err
}
if debugging {
log.Info("Status : %s", resp.Status)
log.Info("Response: %s", body)
}
return nil
}
func resolveIRI(url string) ([]byte, error) {
log.Info("GET %s", url)
r, _ := http.NewRequest("GET", url, nil)
r.Header.Add("Accept", "application/activity+json")
r.Header.Set("User-Agent", "Go ("+serverSoftware+"/"+softwareVer+"; +"+hostName+")")
if debugging {
dump, err := httputil.DumpRequestOut(r, true)
if err != nil {
log.Error("Can't dump: %v", err)
} else {
log.Info("%s", dump)
}
}
resp, err := http.DefaultClient.Do(r)
if err != nil {
return nil, err
}
if resp != nil && resp.Body != nil {
defer resp.Body.Close()
}
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
return nil, err
}
if debugging {
log.Info("Status : %s", resp.Status)
log.Info("Response: %s", body)
}
return body, nil
}
func deleteFederatedPost(app *app, p *PublicPost, collID int64) error {
if debugging {
log.Info("Deleting federated post!")
}
actor := p.Collection.PersonObject(collID)
na := p.ActivityObject()
// Add followers
p.Collection.ID = collID
followers, err := app.db.GetAPFollowers(&p.Collection.Collection)
if err != nil {
log.Error("Couldn't delete post (get followers)! %v", err)
return err
}
inboxes := map[string][]string{}
for _, f := range *followers {
if _, ok := inboxes[f.SharedInbox]; ok {
inboxes[f.SharedInbox] = append(inboxes[f.SharedInbox], f.ActorID)
} else {
inboxes[f.SharedInbox] = []string{f.ActorID}
}
}
for si, instFolls := range inboxes {
na.CC = []string{}
for _, f := range instFolls {
na.CC = append(na.CC, f)
}
err = makeActivityPost(actor, si, activitystreams.NewDeleteActivity(na))
if err != nil {
log.Error("Couldn't delete post! %v", err)
}
}
return nil
}
func federatePost(app *app, p *PublicPost, collID int64, isUpdate bool) error {
if debugging {
if isUpdate {
log.Info("Federating updated post!")
} else {
log.Info("Federating new post!")
}
}
actor := p.Collection.PersonObject(collID)
na := p.ActivityObject()
// Add followers
p.Collection.ID = collID
followers, err := app.db.GetAPFollowers(&p.Collection.Collection)
if err != nil {
log.Error("Couldn't post! %v", err)
return err
}
log.Info("Followers for %d: %+v", collID, followers)
inboxes := map[string][]string{}
for _, f := range *followers {
if _, ok := inboxes[f.SharedInbox]; ok {
inboxes[f.SharedInbox] = append(inboxes[f.SharedInbox], f.ActorID)
} else {
inboxes[f.SharedInbox] = []string{f.ActorID}
}
}
for si, instFolls := range inboxes {
na.CC = []string{}
for _, f := range instFolls {
na.CC = append(na.CC, f)
}
var activity *activitystreams.Activity
if isUpdate {
activity = activitystreams.NewUpdateActivity(na)
} else {
activity = activitystreams.NewCreateActivity(na)
activity.To = na.To
activity.CC = na.CC
}
err = makeActivityPost(actor, si, activity)
if err != nil {
log.Error("Couldn't post! %v", err)
}
}
return nil
}
func getRemoteUser(app *app, actorID string) (*RemoteUser, error) {
u := RemoteUser{ActorID: actorID}
err := app.db.QueryRow("SELECT id, inbox, shared_inbox FROM remoteusers WHERE actor_id = ?", actorID).Scan(&u.ID, &u.Inbox, &u.SharedInbox)
switch {
case err == sql.ErrNoRows:
return nil, impart.HTTPError{http.StatusNotFound, "No remote user with that ID."}
case err != nil:
log.Error("Couldn't get remote user %s: %v", actorID, err)
return nil, err
}
return &u, nil
}
func getActor(app *app, actorIRI string) (*activitystreams.Person, *RemoteUser, error) {
log.Info("Fetching actor %s locally", actorIRI)
actor := &activitystreams.Person{}
remoteUser, err := getRemoteUser(app, actorIRI)
if err != nil {
if iErr, ok := err.(impart.HTTPError); ok {
if iErr.Status == http.StatusNotFound {
// Fetch remote actor
log.Info("Not found; fetching actor %s remotely", actorIRI)
actorResp, err := resolveIRI(actorIRI)
if err != nil {
log.Error("Unable to get actor! %v", err)
return nil, nil, impart.HTTPError{http.StatusInternalServerError, "Couldn't fetch actor."}
}
if err := json.Unmarshal(actorResp, &actor); err != nil {
// FIXME: Hubzilla has an object for the Actor's url: cannot unmarshal object into Go struct field Person.url of type string
log.Error("Unable to unmarshal actor! %v", err)
return nil, nil, impart.HTTPError{http.StatusInternalServerError, "Couldn't parse actor."}
}
} else {
return nil, nil, err
}
} else {
return nil, nil, err
}
} else {
actor = remoteUser.AsPerson()
}
return actor, remoteUser, nil
}
diff --git a/app.go b/app.go
index d72ee49..4052639 100644
--- a/app.go
+++ b/app.go
@@ -1,449 +1,455 @@
package writefreely
import (
"database/sql"
"flag"
"fmt"
_ "github.com/go-sql-driver/mysql"
"html/template"
"io/ioutil"
"net/http"
"net/url"
"os"
"os/signal"
"regexp"
"strings"
"syscall"
"time"
"github.com/gorilla/mux"
"github.com/gorilla/schema"
"github.com/gorilla/sessions"
"github.com/manifoldco/promptui"
"github.com/writeas/go-strip-markdown"
"github.com/writeas/web-core/converter"
"github.com/writeas/web-core/log"
"github.com/writeas/writefreely/config"
"github.com/writeas/writefreely/page"
)
const (
staticDir = "static/"
assumedTitleLen = 80
postsPerPage = 10
serverSoftware = "WriteFreely"
softwareURL = "https://writefreely.org"
)
-// Software version can be set from git env using -ldflags
-var softwareVer = "0.3"
-
var (
debugging bool
+ // Software version can be set from git env using -ldflags
+ softwareVer = "0.4"
+
// DEPRECATED VARS
// TODO: pass app.cfg into GetCollection* calls so we can get these values
// from Collection methods and we no longer need these.
hostName string
isSingleUser bool
)
type app struct {
router *mux.Router
db *datastore
cfg *config.Config
keys *keychain
sessionStore *sessions.CookieStore
formDecoder *schema.Decoder
}
// handleViewHome shows page at root path. Will be the Pad if logged in and the
// catch-all landing page otherwise.
func handleViewHome(app *app, w http.ResponseWriter, r *http.Request) error {
if app.cfg.App.SingleUser {
// Render blog index
return handleViewCollection(app, w, r)
}
// Multi-user instance
u := getUserSession(app, r)
if u != nil {
// User is logged in, so show the Pad
return handleViewPad(app, w, r)
}
p := struct {
page.StaticPage
Flashes []template.HTML
}{
StaticPage: pageForReq(app, r),
}
// Get error messages
session, err := app.sessionStore.Get(r, cookieName)
if err != nil {
// Ignore this
log.Error("Unable to get session in handleViewHome; ignoring: %v", err)
}
flashes, _ := getSessionFlashes(app, w, r, session)
for _, flash := range flashes {
p.Flashes = append(p.Flashes, template.HTML(flash))
}
// Show landing page
return renderPage(w, "landing.tmpl", p)
}
func handleTemplatedPage(app *app, w http.ResponseWriter, r *http.Request, t *template.Template) error {
p := struct {
page.StaticPage
Content template.HTML
PlainContent string
Updated string
AboutStats *InstanceStats
}{
StaticPage: pageForReq(app, r),
}
if r.URL.Path == "/about" || r.URL.Path == "/privacy" {
var c string
var updated *time.Time
var err error
if r.URL.Path == "/about" {
c, err = getAboutPage(app)
// Fetch stats
p.AboutStats = &InstanceStats{}
p.AboutStats.NumPosts, _ = app.db.GetTotalPosts()
p.AboutStats.NumBlogs, _ = app.db.GetTotalCollections()
} else {
c, updated, err = getPrivacyPage(app)
}
if err != nil {
return err
}
p.Content = template.HTML(applyMarkdown([]byte(c)))
p.PlainContent = shortPostDescription(stripmd.Strip(c))
if updated != nil {
p.Updated = updated.Format("January 2, 2006")
}
}
// Serve templated page
err := t.ExecuteTemplate(w, "base", p)
if err != nil {
log.Error("Unable to render page: %v", err)
}
return nil
}
func pageForReq(app *app, r *http.Request) page.StaticPage {
p := page.StaticPage{
AppCfg: app.cfg.App,
Path: r.URL.Path,
Version: "v" + softwareVer,
}
// Add user information, if given
var u *User
accessToken := r.FormValue("t")
if accessToken != "" {
userID := app.db.GetUserID(accessToken)
if userID != -1 {
var err error
u, err = app.db.GetUserByID(userID)
if err == nil {
p.Username = u.Username
}
}
} else {
u = getUserSession(app, r)
if u != nil {
p.Username = u.Username
}
}
return p
}
var shttp = http.NewServeMux()
var fileRegex = regexp.MustCompile("/([^/]*\\.[^/]*)$")
func Serve() {
debugPtr := flag.Bool("debug", false, "Enables debug logging.")
createConfig := flag.Bool("create-config", false, "Creates a basic configuration and exits")
doConfig := flag.Bool("config", false, "Run the configuration process")
genKeys := flag.Bool("gen-keys", false, "Generate encryption and authentication keys")
createSchema := flag.Bool("init-db", false, "Initialize app database")
resetPassUser := flag.String("reset-pass", "", "Reset the given user's password")
outputVersion := flag.Bool("v", false, "Output the current version")
flag.Parse()
debugging = *debugPtr
app := &app{}
if *outputVersion {
fmt.Println(serverSoftware + " " + softwareVer)
os.Exit(0)
} else if *createConfig {
log.Info("Creating configuration...")
c := config.New()
log.Info("Saving configuration...")
err := config.Save(c)
if err != nil {
log.Error("Unable to save configuration: %v", err)
os.Exit(1)
}
os.Exit(0)
} else if *doConfig {
d, err := config.Configure()
if err != nil {
log.Error("Unable to configure: %v", err)
os.Exit(1)
}
if d.User != nil {
app.cfg = d.Config
connectToDatabase(app)
defer shutdown(app)
u := &User{
Username: d.User.Username,
HashedPass: d.User.HashedPass,
Created: time.Now().Truncate(time.Second).UTC(),
}
// Create blog
log.Info("Creating user %s...\n", u.Username)
err = app.db.CreateUser(u, app.cfg.App.SiteName)
if err != nil {
log.Error("Unable to create user: %s", err)
os.Exit(1)
}
log.Info("Done!")
}
os.Exit(0)
} else if *genKeys {
errStatus := 0
err := generateKey(emailKeyPath)
if err != nil {
errStatus = 1
}
err = generateKey(cookieAuthKeyPath)
if err != nil {
errStatus = 1
}
err = generateKey(cookieKeyPath)
if err != nil {
errStatus = 1
}
os.Exit(errStatus)
} else if *createSchema {
log.Info("Loading configuration...")
cfg, err := config.Load()
if err != nil {
log.Error("Unable to load configuration: %v", err)
os.Exit(1)
}
app.cfg = cfg
connectToDatabase(app)
defer shutdown(app)
schema, err := ioutil.ReadFile("schema.sql")
if err != nil {
log.Error("Unable to load schema.sql: %v", err)
os.Exit(1)
}
tblReg := regexp.MustCompile("CREATE TABLE (IF NOT EXISTS )?`([a-z_]+)`")
queries := strings.Split(string(schema), ";\n")
for _, q := range queries {
if strings.TrimSpace(q) == "" {
continue
}
parts := tblReg.FindStringSubmatch(q)
if len(parts) >= 3 {
log.Info("Creating table %s...", parts[2])
} else {
log.Info("Creating table ??? (Weird query) No match in: %v", parts)
}
_, err = app.db.Exec(q)
if err != nil {
log.Error("%s", err)
} else {
log.Info("Created.")
}
}
os.Exit(0)
} else if *resetPassUser != "" {
// Connect to the database
log.Info("Loading configuration...")
cfg, err := config.Load()
if err != nil {
log.Error("Unable to load configuration: %v", err)
os.Exit(1)
}
app.cfg = cfg
connectToDatabase(app)
defer shutdown(app)
// Fetch user
u, err := app.db.GetUserForAuth(*resetPassUser)
if err != nil {
log.Error("Get user: %s", err)
os.Exit(1)
}
// Prompt for new password
prompt := promptui.Prompt{
Templates: &promptui.PromptTemplates{
Success: "{{ . | bold | faint }}: ",
},
Label: "New password",
Mask: '*',
}
newPass, err := prompt.Run()
if err != nil {
log.Error("%s", err)
os.Exit(1)
}
// Do the update
log.Info("Updating...")
err = adminResetPassword(app, u, newPass)
if err != nil {
log.Error("%s", err)
os.Exit(1)
}
log.Info("Success.")
os.Exit(0)
}
log.Info("Initializing...")
log.Info("Loading configuration...")
cfg, err := config.Load()
if err != nil {
log.Error("Unable to load configuration: %v", err)
os.Exit(1)
}
app.cfg = cfg
hostName = cfg.App.Host
isSingleUser = cfg.App.SingleUser
app.cfg.Server.Dev = *debugPtr
initTemplates()
// Load keys
log.Info("Loading encryption keys...")
err = initKeys(app)
if err != nil {
log.Error("\n%s\n", err)
}
// Initialize modules
app.sessionStore = initSession(app)
app.formDecoder = schema.NewDecoder()
app.formDecoder.RegisterConverter(converter.NullJSONString{}, converter.ConvertJSONNullString)
app.formDecoder.RegisterConverter(converter.NullJSONBool{}, converter.ConvertJSONNullBool)
app.formDecoder.RegisterConverter(sql.NullString{}, converter.ConvertSQLNullString)
app.formDecoder.RegisterConverter(sql.NullBool{}, converter.ConvertSQLNullBool)
app.formDecoder.RegisterConverter(sql.NullInt64{}, converter.ConvertSQLNullInt64)
app.formDecoder.RegisterConverter(sql.NullFloat64{}, converter.ConvertSQLNullFloat64)
// Check database configuration
if app.cfg.Database.User == "" || app.cfg.Database.Password == "" {
log.Error("Database user or password not set.")
os.Exit(1)
}
if app.cfg.Database.Host == "" {
app.cfg.Database.Host = "localhost"
}
if app.cfg.Database.Database == "" {
app.cfg.Database.Database = "writefreely"
}
connectToDatabase(app)
defer shutdown(app)
r := mux.NewRouter()
handler := NewHandler(app)
handler.SetErrorPages(&ErrorPages{
NotFound: pages["404-general.tmpl"],
Gone: pages["410.tmpl"],
InternalServerError: pages["500.tmpl"],
Blank: pages["blank.tmpl"],
})
// Handle app routes
initRoutes(handler, r, app.cfg, app.db)
// Handle static files
fs := http.FileServer(http.Dir(staticDir))
shttp.Handle("/", fs)
r.PathPrefix("/").Handler(fs)
// Handle shutdown
c := make(chan os.Signal, 2)
signal.Notify(c, os.Interrupt, syscall.SIGTERM)
go func() {
<-c
log.Info("Shutting down...")
shutdown(app)
log.Info("Done.")
os.Exit(0)
}()
http.Handle("/", r)
// Start web application server
+ var bindAddress = app.cfg.Server.Bind
+ if bindAddress == "" {
+ bindAddress = "localhost"
+ }
if app.cfg.IsSecureStandalone() {
- log.Info("Serving redirects on http://localhost:80")
+ log.Info("Serving redirects on http://%s:80", bindAddress)
go func() {
- err = http.ListenAndServe(":80", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
- http.Redirect(w, r, app.cfg.App.Host, http.StatusMovedPermanently)
- }))
+ err = http.ListenAndServe(
+ fmt.Sprintf("%s:80", bindAddress), http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+ http.Redirect(w, r, app.cfg.App.Host, http.StatusMovedPermanently)
+ }))
log.Error("Unable to start redirect server: %v", err)
}()
- log.Info("Serving on https://localhost:443")
+ log.Info("Serving on https://%s:443", bindAddress)
log.Info("---")
- err = http.ListenAndServeTLS(":443", app.cfg.Server.TLSCertPath, app.cfg.Server.TLSKeyPath, nil)
+ err = http.ListenAndServeTLS(
+ fmt.Sprintf("%s:443", bindAddress), app.cfg.Server.TLSCertPath, app.cfg.Server.TLSKeyPath, nil)
} else {
- log.Info("Serving on http://localhost:%d\n", app.cfg.Server.Port)
+ log.Info("Serving on http://%s:%d\n", bindAddress, app.cfg.Server.Port)
log.Info("---")
- err = http.ListenAndServe(fmt.Sprintf(":%d", app.cfg.Server.Port), nil)
+ err = http.ListenAndServe(fmt.Sprintf("%s:%d", bindAddress, app.cfg.Server.Port), nil)
}
if err != nil {
log.Error("Unable to start: %v", err)
os.Exit(1)
}
}
func connectToDatabase(app *app) {
if app.cfg.Database.Type != "mysql" {
log.Error("Invalid database type '%s'. Only 'mysql' is supported right now.", app.cfg.Database.Type)
os.Exit(1)
}
log.Info("Connecting to %s database...", app.cfg.Database.Type)
db, err := sql.Open(app.cfg.Database.Type, fmt.Sprintf("%s:%s@tcp(%s:%d)/%s?charset=utf8mb4&parseTime=true&loc=%s", app.cfg.Database.User, app.cfg.Database.Password, app.cfg.Database.Host, app.cfg.Database.Port, app.cfg.Database.Database, url.QueryEscape(time.Local.String())))
if err != nil {
log.Error("%s", err)
os.Exit(1)
}
app.db = &datastore{db}
app.db.SetMaxOpenConns(50)
}
func shutdown(app *app) {
log.Info("Closing database connection...")
app.db.Close()
}
diff --git a/config/config.go b/config/config.go
index 56d8848..50a904b 100644
--- a/config/config.go
+++ b/config/config.go
@@ -1,109 +1,111 @@
package config
import (
"gopkg.in/ini.v1"
)
const (
FileName = "config.ini"
)
type (
ServerCfg struct {
HiddenHost string `ini:"hidden_host"`
Port int `ini:"port"`
+ Bind string `ini:"bind"`
TLSCertPath string `ini:"tls_cert_path"`
TLSKeyPath string `ini:"tls_key_path"`
Dev bool `ini:"-"`
}
DatabaseCfg struct {
Type string `ini:"type"`
User string `ini:"username"`
Password string `ini:"password"`
Database string `ini:"database"`
Host string `ini:"host"`
Port int `ini:"port"`
}
AppCfg struct {
SiteName string `ini:"site_name"`
Host string `ini:"host"`
// Site appearance
Theme string `ini:"theme"`
JSDisabled bool `ini:"disable_js"`
WebFonts bool `ini:"webfonts"`
// Users
SingleUser bool `ini:"single_user"`
OpenRegistration bool `ini:"open_registration"`
MinUsernameLen int `ini:"min_username_len"`
MaxBlogs int `ini:"max_blogs"`
// Federation
Federation bool `ini:"federation"`
PublicStats bool `ini:"public_stats"`
Private bool `ini:"private"`
}
Config struct {
Server ServerCfg `ini:"server"`
Database DatabaseCfg `ini:"database"`
App AppCfg `ini:"app"`
}
)
func New() *Config {
return &Config{
Server: ServerCfg{
Port: 8080,
+ Bind: "localhost", /* IPV6 support when not using localhost? */
},
Database: DatabaseCfg{
Type: "mysql",
Host: "localhost",
Port: 3306,
},
App: AppCfg{
Host: "http://localhost:8080",
Theme: "write",
WebFonts: true,
SingleUser: true,
MinUsernameLen: 3,
MaxBlogs: 1,
Federation: true,
PublicStats: true,
},
}
}
func (cfg *Config) IsSecureStandalone() bool {
return cfg.Server.Port == 443 && cfg.Server.TLSCertPath != "" && cfg.Server.TLSKeyPath != ""
}
func Load() (*Config, error) {
cfg, err := ini.Load(FileName)
if err != nil {
return nil, err
}
// Parse INI file
uc := &Config{}
err = cfg.MapTo(uc)
if err != nil {
return nil, err
}
return uc, nil
}
func Save(uc *Config) error {
cfg := ini.Empty()
err := ini.ReflectFrom(cfg, uc)
if err != nil {
return err
}
return cfg.SaveTo(FileName)
}

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