| Commit message (Collapse) | Author | Age | Files | Lines |
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The first users' SSH keys, recorded at genesis with their entries, so a
swarm can be strict from its start.
Auth plan M7.
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POST /auth/challenge and /auth/login/key: a node-signed challenge,
valid five minutes and taken once, signed with one of the user's SSH
keys (ssh-keygen -Y sign -n continuum-login), for a token.
Auth plan M7 (key login, M2b).
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Inspection gives each operation's kind; under strict every node
refuses, at a signed place, anything but an envelope that checks and
replaces the one there (deleting first as replacing does), anything
within one, and above one anything replacing what holds one.
Auth plan M7.
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Under a policy, a change by a node that isn't a member is refused with
all built on it: a node's registration is written before any write of
its own or through the API, not after (the registration itself
exempt).
Auth plan M6 (fix).
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PUT with application/continuum-signed writes an envelope where values
are signed (403/409 saying why); reads open envelopes and name the
signer (x-continuum-signed-by), ?raw=true shows them. Under strict,
unsigned writes reaching a signed value and the users API are 409.
Auth plan M7.
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"values": "signed" (strict, requiring signatures too): the registry,
_continuum/access, bans and the paths in _continuum/access/userSigned
(* for any key) hold values their users signed. Envelopes read as the
values they hold where the node reads protocol data.
Auth plan M7.
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_continuum/logouts/<name> holds when a user's tokens were last revoked,
written by the user itself or by one who may manage users, so users'
entries can be signed by their managers alone.
Auth plan M7.
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access::envelope: cv1.<payload>.<signature>, the payload naming the
path, value, user, time and the envelope it replaces (prev), signed
with one of the user's SSH keys from the registry (keys). Checked
against the registry as the writer saw it.
Auth plan M7.
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access::sshsig: OpenSSH's SSHSIG, verified and made natively (Ed25519,
sha512/sha256), checked against OpenSSH's own test vector.
Auth plan M7.
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future-work brought up to date with M6.
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_continuum/banned/<node ID>: every node refuses the banned node's
changes from then on (judged as the ban stood) and leaves its
handshakes unanswered.
Auth plan M6.
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A swarm judging every change: honest writes everywhere, a joining node
registers, a forged write stays where it was made; a compaction under
the policy refuses nothing honest.
Auth plan M6.
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"signatures": "required": a change counts only once a signature by its
committer vouches for it, and waits until then; every node then signs
every change it makes.
Auth plan M6.
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_continuum/access/policy ({"version": 1}) has every node screen every
change it receives, on every path changes come in. A policy a node
doesn't know stops its writes through the API. GET /admin/refused.
Auth plan M6.
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access::screen: a batch of received changes judged change by change,
those that change what rules read applied before the next is judged;
a refused change stays out with whatever builds on it, kept aside for
operators; changes missing dependencies wait.
Auth plan M6.
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A remake's replay writes each value as the user who wrote it,
splitting where several users wrote under a path, so replays are
judged as the original writes.
Auth plan M6 (remakes, 2.4).
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Forget records and released quarantines name the user who made them,
so they are judged by its capabilities.
Auth plan M6.
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access::rules::judge: a change judged as its writer saw the document
(at its dependencies): committer a member or registering itself;
members' entries and votes their own; epochs and swarm ID from roots;
a remake's decision by its coordinator; the rest by the registry for
the user the change names.
Auth plan M6.
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document::inspect: each change's paths read from its operations before
it is applied, the same on every node: an object's place as made, cut
at lists and text; unknown objects at the root.
Auth plan M6.
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Finding the paths changes touch, from documents and from raw change
bytes, measured before M6 is built.
Auth plan M6 (measure first).
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Every change vouched for on every node within a second; a forged
signature vouches for nothing.
Auth plan M5.
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GET /admin/changes shows whether a signature by its node vouches for
each change.
Auth plan M5.
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Signatures no sync message took go on their own within a second, to
each peer not sent them yet (wire version bumped).
Auth plan M5.
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Sync messages carry, for each actor's writes, the latest signature the
sender checked; the receiver checks it once it holds the change.
Auth plan M5.
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A node's signatures are saved with its document (--document-file) and
loaded with it.
Auth plan M5.
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Changes left unsigned are vouched for by the node's next signature:
--sign-every 1s (default) signs the latest within a second, all signs
every change, none only those that must be.
Auth plan M5.
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Every node signs the changes it commits with its node key, an Ed25519
signature over the change's hash, kept beside the document. One
signature on an actor's latest change vouches for its earlier ones.
Protocol data and paths listed in _continuum/access/signed are signed,
and writes with ?signed=true.
Auth plan M5.
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Signing and checking change signatures, per change and per actor's
latest change, measured before M5 is built (development.md).
Auth plan M5 (measure first).
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api.md names users as the registry has them.
Auth plan M1 (docs).
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GET /admin/users no longer lists a manages flag per user: whether a
user may manage users follows from its capabilities.
Auth plan M1 (cleanup).
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Subscribed nodes' data merged into the state as the page patches it,
not overwritten by the next patch.
Auth plan M3 (fix).
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The dashboard reads every member's links from the members themselves;
LINKS and LINKS_REPLY, swarm::links and their wire tags go (wire
version bumped). Nodes the browser can't reach are drawn from what the
reachable ones measure.
Auth plan M3.
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The page compares the clocks the reports on its map carry: this
node's peers', and those of the nodes it subscribes to; the node no
longer gathers them from LINKS (api/dashboard/clocks.rs goes).
Auth plan M3 (preparing LINKS' removal).
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The tree drawn is computed as every node computes its own part of it:
from the member list, and whom it and its neighbours reach, as they
told it; no longer from the links members report over LINKS.
Auth plan M3 (preparing LINKS' removal).
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Each tick's messages of a subscribed node, listed in the console with
this node's own, from its own stream.
Auth plan M3 (live data from every reachable node).
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The page reads a subscribed node's message counts from it too, and
draws them as dots on the map, as this node's own.
Auth plan M3 (live data from every reachable node).
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Double-click a node to subscribe: the page reads its own links from it
directly with a narrowed token (reading the member list only), drawn
over what this node knows; kept per swarm in the browser.
Auth plan M3.
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GET /admin/dashboard/links/own and its event stream: a node's own links,
as LINKS_REPLY carried them, for other members' dashboards with a
token. CORS for the members' dashboard origins and --cors-origins,
without credentials.
Auth plan M3.
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operations.md: an nginx proxy passing requests with a token on to the
node and asking the others for its own login. future-work: other token
formats.
Auth plan M2.
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registry::exists counted any value at _continuum/users as a registry;
keys_at answers None where there is no map, and its users (records,
members, forget records, remakes) say what they make of it.
Auth plan M1 (fix).
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POST /auth/login (by htpasswd or the proxy), /auth/refresh,
/auth/logout, GET /auth/whoami; every request may bring
Authorization: Bearer instead of a password. --token-lifetime and
--session-lifetime.
Auth plan M2.
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ct1 tokens: who, how they logged in, a session, when they expire, and
optionally a narrower limit; signed by the issuing node's key and taken
by every member (a node ID is its key). Revocation by the registry as
it stands when a request comes.
Auth plan M2.
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/admin/users: list, add (one or several), remove, disable, grant and
revoke capabilities; each one change, refused if it would lock its
writer out. Capabilities as the store's paths name them.
Auth plan M1.
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The first users come only from --bootstrap-users; the genesis node
warns of htpasswd users that aren't among them.
Auth plan M1.
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The dashboard's document box is read through the store, as its user
may, and the page is told only of changes where its user may read.
Auth plan M1 (the dashboard).
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Swarms started before the registry keep working without one; the
genesis node's options for a registry apply only to new swarms. What
tests and migration leave is noted in future-work.
Auth plan M1, bootstrap and migration (2.5).
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A write that would leave its own writer unable to manage users
(deleting, disabling or narrowing its entry, removing the registry) is
refused; --protocol-writers can set a registry right that nobody may
manage any more.
Auth plan M1.
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Every request is judged by the registry the node holds: store reads
pruned to what the user may read, writes refused where it may not,
admin endpoints by protocol capabilities. Without a registry, as
before (--protocol-writers for protocol data).
Auth plan M1.
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--bootstrap-users gives a new swarm a registry from its first change,
each first user with everything; other users may do nothing until
added. Without it the swarm has no registry and works as before.
Auth plan M1.
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_continuum/users/<name>: one entry per user, with capabilities by path
(read, write) granted by whom and when, and a disabled flag. Read
leniently: a damaged entry gives less, never more. Protocol data stays
apart: a capability outside _continuum never covers it.
Auth plan M1.
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