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API: reload content on server restart

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This commit is contained in:
yflory 2023-01-24 16:58:23 +01:00 committed by Wolfgang Ginolas
parent 368dd79883
commit 2be39c3749
8 changed files with 108 additions and 35 deletions
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5
lib/historyKeeper.js
View file

@ -64,6 +64,11 @@ module.exports.create = function (Env, cb) {
});
}
if (metadata && metadata.selfdestruct && metadata.selfdestruct !== Env.id) {
HK.expireChannel(Env, channelName);
return void cb('ESELFDESTRUCT');
}
if (Env.selfDestructTo && Env.selfDestructTo[channelName]) {
clearTimeout(Env.selfDestructTo[channelName]);
}

6
lib/hk-util.js
View file

@ -120,7 +120,7 @@ var CHECKPOINT_PATTERN = /^cp\|(([A-Za-z0-9+\/=]+)\|)?/;
/* expireChannel is here to clean up channels that should have been removed
but for some reason are still present
*/
const expireChannel = function (Env, channel) {
const expireChannel = HK.expireChannel = function (Env, channel) {
return void Env.store.archiveChannel(channel, function (err) {
Env.Log.info("ARCHIVAL_CHANNEL_BY_HISTORY_KEEPER_EXPIRATION", {
channelId: channel,
@ -571,6 +571,10 @@ const handleRPC = function (Env, Server, seq, userId, parsed) {
if the provided metadata has an expire time then we also create a task to expire it.
*/
const handleFirstMessage = function (Env, channelName, metadata) {
if (metadata.selfdestruct) {
// Set the selfdestruct flag to history keeper ID to handle server crash.
metadata.selfdestruct = Env.id;
}
Env.store.writeMetadata(channelName, JSON.stringify(metadata), function (err) {
if (err) {
// FIXME tell the user that there was a channel error?

8
www/common/sframe-app-framework.js
View file

@ -459,7 +459,8 @@ define([
}
}
common.getSframeChannel().on('EV_VERSION_TIME', function (time) {
var sframeChan = common.getSframeChannel();
sframeChan.on('EV_VERSION_TIME', function (time) {
if (!versionHashEl) { return; }
var vTime = time;
var vTimeStr = vTime ? new Date(vTime).toLocaleString()
@ -468,6 +469,11 @@ define([
versionHashEl.innerText = vTxt;
versionHashEl = undefined;
});
sframeChan.on('EV_INTEGRATION_NEEDSAVE', function (format) {
// XXX
// check priv.initialState.name (Blob) to get the format
sframeChan.event('Q_INTEGRATION_SAVE', {});
});
};
var noCache = false; // Prevent reload loops

1
www/common/sframe-app-outer.js
View file

@ -29,6 +29,7 @@ define([
useCreationScreen: !isIntegration,
messaging: true,
integration: isIntegration,
integrationUtils: integration.utils,
initialState: integration.initialState || undefined
});
});

2
www/common/sframe-chainpad-netflux-outer.js
View file

@ -31,6 +31,7 @@ define([], function () {
var versionHash = conf.versionHash;
var validateKey = metadata.validateKey;
var onConnect = conf.onConnect || function () { };
var onError = conf.onError || function () { };
var lastTime; // Time of last patch (if versioned link);
conf = undefined;
@ -143,6 +144,7 @@ define([], function () {
});
padRpc.onErrorEvent.reg(function (err) {
onError(err);
sframeChan.event('EV_RT_ERROR', err);
});

29
www/common/sframe-common-outer.js
View file

@ -1926,6 +1926,19 @@ define([
}
});
var integrationSave = function () {};
if (cfg.integration) {
// TODO
sframeChan.on('Q_INTEGRATION_SAVE', function (obj, cb) {
if (cfg.integrationUtils && cfg.integrationUtils.save) {
cfg.integrationUtils.save(obj, cb);
}
});
integrationSave = function () {
sframeChan.event('EV_INTEGRATION_NEEDSAVE');
};
}
if (cfg.messaging) {
sframeChan.on('Q_CHAT_OPENPADCHAT', function (data, cb) {
Cryptpad.universal.execCommand({
@ -2016,6 +2029,11 @@ define([
validateKey: secret.keys.validateKey
};
}
if (cfg.integration) {
rtConfig.metadata = rtConfig.metadata || {};
rtConfig.metadata.selfdestruct = true;
}
var cpNfCfg = {
sframeChan: sframeChan,
@ -2036,6 +2054,13 @@ define([
}
if (readOnly || cfg.noHash) { return; }
replaceHash(Utils.Hash.getEditHashFromKeys(secret));
},
onError: function (err) {
if (!cfg.integration) { return; }
console.error(err);
if (cfg.integrationUtils && cfg.integrationUtils.reload) {
cfg.integrationUtils.reload();
}
}
};
@ -2089,9 +2114,7 @@ define([
metadata: {}
};
if (cfg.integration) {
rtConfig.metadata.selfdestruct = true;
}
if (cfg.integration) { rtConfig.metadata.selfdestruct = true; }
if (data.team) {
Cryptpad.initialTeam = data.team.id;

78
www/cryptpad-api.js
View file

@ -69,14 +69,13 @@
};
};
var makeIframe = function () {} // placeholder
var start = function (config, chan) {
return new Promise(function (resolve, reject) {
setTimeout(function () {
var key = config.document.key;
chan.on('SAVE', function (data) {
config.events.onSave(data);
});
var blob;
var getBlob = function (cb) {
var xhr = new XMLHttpRequest();
@ -97,7 +96,7 @@
xhr.send();
};
var start = function (blob) {
var start = function () {
chan.send('START', {
key: key,
application: config.documentType,
@ -106,26 +105,45 @@
if (obj && obj.error) { reject(obj.error); return console.error(obj.error); }
console.log('OUTER START SUCCESS');
resolve({});
resolve = function () {};
reject = function () {};
});
};
var onKeyValidated = function () {
getBlob(function (err, blob) {
if (config.document.blob) { // This is a reload
blob = config.document.blob;
return start();
}
getBlob(function (err, _blob) {
if (err) { reject(err); return console.error(err); }
blob.name = `document.${config.document.fileType}`;
start(blob);
_blob.name = `document.${config.document.fileType}`;
blob = _blob;
start();
});
};
chan.send('GET_SESSION', {
key: key
}, function (obj) {
if (obj && obj.error) { reject(obj.error); return console.error(obj.error); }
if (obj.key !== key) {
key = obj.key;
config.events.onNewKey(key);
}
onKeyValidated();
var getSession = function (cb) {
chan.send('GET_SESSION', {
key: key
}, function (obj) {
if (obj && obj.error) { reject(obj.error); return console.error(obj.error); }
if (obj.key !== key) {
key = obj.key;
config.events.onNewKey(key);
}
cb();
});
};
getSession(onKeyValidated);
chan.on('SAVE', function (data) {
config.events.onSave(data);
});
chan.on('RELOAD', function (data) {
config.document.blob = blob;
document.getElementById('cryptpad-editor').remove();
makeIframe(config);
});
});
@ -188,20 +206,22 @@
return reject('Invalid arg: cryptpadURL');
}
var iframe = document.createElement('iframe');
iframe.setAttribute('id', 'cryptpad-editor');
iframe.setAttribute("src", url);
container.appendChild(iframe);
makeIframe = function (config) {
var iframe = document.createElement('iframe');
iframe.setAttribute('id', 'cryptpad-editor');
iframe.setAttribute("src", url);
container.appendChild(iframe);
var onMsg = function (msg) {
var data = typeof(msg.data) === "string" ? JSON.parse(msg.data) : msg.data;
if (!data || data.q !== 'INTEGRATION_READY') { return; }
window.removeEventListener('message', onMsg);
var chan = makeChan(iframe, parsed.origin);
start(config, chan).then(resolve).catch(reject);
var onMsg = function (msg) {
var data = typeof(msg.data) === "string" ? JSON.parse(msg.data) : msg.data;
if (!data || data.q !== 'INTEGRATION_READY') { return; }
window.removeEventListener('message', onMsg);
var chan = makeChan(iframe, parsed.origin);
start(config, chan).then(resolve).catch(reject);
};
window.addEventListener('message', onMsg);
};
window.addEventListener('message', onMsg);
makeIframe(config);
});
});
};

14
www/integration/main.js
View file

@ -110,6 +110,14 @@ define([
});
});
var save = function (data, cb) {
};
var reload = function (data, cb) {
chan.send('RELOAD', data);
console.error(data);
};
chan.on('START', function (data) {
console.warn('INNER START', data);
var href = Hash.hashToHref(data.key, data.application);
@ -118,7 +126,11 @@ define([
pathname: `/${data.application}/`,
hash: data.key,
href: href,
initialState: isNew ? data.document : undefined
initialState: data.document,
utils: {
save: save,
reload: reload
}
};
require(['/common/sframe-app-outer.js'], function () {
console.warn('SAO REQUIRED');