Monorepo for Tangled
tangled.org
knotserver: add motd
Signed-off-by: Anirudh Oppiliappan <anirudh@tangled.org>
authored by
Anirudh Oppiliappan
and committed by
Tangled
a69f6eb4
d8144484
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knotserver/motd
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knotserver/motd
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____ _.-'
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_.---..__ .-'____i-+'_.-'
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.__ .-'_.---.._i'.-'____.--'
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.__""--: .'__..--"_.' "" '.'. __
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""-: :.___..--" .---._____i.i--""__
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...___: :________.-"""-.______..--""
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...____: '.______.-"""-.__.-'
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'-.___.'
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This is a knot server. More info at https://docs.tangled.org/knot-self-hosting-guide.html
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Most API routes are under /xrpc/
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knotserver/router.go
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knotserver/router.go
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import (
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"context"
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_ "embed"
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"fmt"
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"log/slog"
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"net/http"
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"strings"
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"sync"
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"github.com/go-chi/chi/v5"
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"tangled.org/core/idresolver"
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"tangled.org/core/xrpc/serviceauth"
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)
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//go:embed motd
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var defaultMotd []byte
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type Knot struct {
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c *config.Config
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db *db.DB
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l *slog.Logger
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n *notifier.Notifier
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resolver *idresolver.Resolver
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motd []byte
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motdMu sync.RWMutex
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}
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func Setup(ctx context.Context, c *config.Config, db *db.DB, e *rbac.Enforcer, jc *jetstream.JetstreamClient, n *notifier.Notifier) (http.Handler, error) {
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jc: jc,
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n: n,
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resolver: idresolver.DefaultResolver(c.Server.PlcUrl),
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motd: defaultMotd,
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}
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err := e.AddKnot(rbac.ThisServer)
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r.Use(h.RequestLogger)
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r.Get("/", func(w http.ResponseWriter, r *http.Request) {
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w.Write([]byte("This is a knot server. More info at https://tangled.sh"))
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w.Write(h.GetMotdContent())
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})
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r.Route("/{did}", func(r chi.Router) {
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r.Get("/events", h.Events)
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return r
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}
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// SetMotdContent sets custom MOTD content, replacing the embedded default.
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func (h *Knot) SetMotdContent(content []byte) {
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h.motdMu.Lock()
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defer h.motdMu.Unlock()
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h.motd = content
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}
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// GetMotdContent returns the current MOTD content.
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func (h *Knot) GetMotdContent() []byte {
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h.motdMu.RLock()
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defer h.motdMu.RUnlock()
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return h.motd
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}
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func (h *Knot) XrpcRouter() http.Handler {