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Slack archived channels delete
{
"dependencies": {
"request-promise": "4.2.2",
"request": "2.83.0",
"promise-seq": "2.0.1"
}
}
// Notice: SLACK_TOKEN must be a 'xoxs' special token you can get while deleting a channel from the Web app with Chrome Network tools open. A regular token won't do.
var token = process.env.SLACK_TOKEN;
var request_promise = require("request-promise");
var promise_sequential = require("promise-seq").default;
// Tune this to avoid being rate-limited
var wait_delete = 10000;
// The Slack max. per request is 1000 so no need to change that
var list_limit = 1000;
console.log("NOTICE: THIS SCRIPT HAS A HARD-CAP OF 1000 CHANNELS PER RUN, RE-LAUNCH AS MANY TIMES AS NEEDED FOR FULL CLEANUP IF YOU HAVE MORE THAN 1000 ARCHIVED CHANNELS TO CLEAN.");
function process_chunk(fn_done, fn_error) {
var chunk_size = 0;
request_promise({
method : "GET",
url : "https://slack.com/api/conversations.list",
qs : {
token : token,
limit : list_limit
},
json : true
})
.then(function(conversations) {
if (!conversations || conversations.ok !== true) {
return Promise.reject(conversations.error);
}
chunk_size = conversations.channels.length;
console.log("Listed conversations", chunk_size);
// Filter on archived channels
var channels = conversations.channels.filter(function(channel) {
return channel.is_archived === true;
});
console.log("Filtered conversations", channels.length);
// Sequential removal of match
return promise_sequential(
channels.map(function(channel, index) {
return function() {
return Promise.resolve()
.then(function() {
console.log("Will delete channel", channel.name);
return new Promise(function(resolve) {
setTimeout(resolve, wait_delete);
});
})
.then(function() {
return request_promise({
method : "POST",
url : "https://slack.com/api/conversations.delete",
qs : {
token : token,
channel : channel.id
},
json : true
});
})
.then(function(result) {
if (!result || result.ok !== true) {
return Promise.reject(result.error);
}
console.log("Deleted channel", channel.name);
console.log("Remaining:", channels.length - (index + 1));
return Promise.resolve();
})
.catch(function(error) {
console.error("Failed deleting channel", channel.name);
return Promise.reject(error);
});
};
})
);
})
.then(function() {
console.info("Chunk done");
fn_done(chunk_size);
})
.catch(function(error) {
console.error("error", error);
fn_error();
});
}
function schedule_next_chunk() {
process_chunk(
function(chunk_size) {
if (chunk_size >= list_limit) {
console.info("Chunk done, processing next");
schedule_next_chunk();
} else {
console.info("Chunk done, no next chunk");
process.exit(0);
}
},
function() {
console.error("Chunk processing aborted because of an error");
process.exit(1);
}
);
}
// Schedule chunks processing
schedule_next_chunk();
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