akkoma/lib/mix/tasks/pleroma/search/meilisearch.ex

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# Pleroma: A lightweight social networking server
# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Mix.Tasks.Pleroma.Search.Meilisearch do
require Logger
require Pleroma.Constants
import Mix.Pleroma
import Ecto.Query
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import Pleroma.Search.Meilisearch, only: [meili_post!: 2, meili_delete!: 1, meili_get!: 1]
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def run(["index" | args]) do
start_pleroma()
is_reindex = "--reindex" in args
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meili_post!(
"/indexes/objects/settings/ranking-rules",
[
"desc(published)",
"words",
"exactness",
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"proximity",
"wordsPosition",
"typo",
"attribute"
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]
)
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meili_post!(
"/indexes/objects/settings/searchable-attributes",
[
"content"
]
)
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chunk_size = 10_000
Pleroma.Repo.transaction(
fn ->
query =
from(Pleroma.Object,
# Only index public posts which are notes and have some text
where:
fragment("data->>'type' = 'Note'") and
fragment("LENGTH(data->>'content') > 0") and
fragment("data->'to' \\? ?", ^Pleroma.Constants.as_public()),
order_by: [desc: fragment("data->'published'")]
)
count = query |> Pleroma.Repo.aggregate(:count, :data)
IO.puts("Entries to index: #{count}")
Pleroma.Repo.stream(
query,
timeout: :infinity
)
|> Stream.map(&Pleroma.Search.Meilisearch.object_to_search_data/1)
|> Stream.filter(fn o -> not is_nil(o) end)
|> Stream.chunk_every(chunk_size)
|> Stream.transform(0, fn objects, acc ->
new_acc = acc + Enum.count(objects)
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# Reset to the beginning of the line and rewrite it
IO.write("\r")
IO.write("Indexed #{new_acc} entries")
{[objects], new_acc}
end)
|> Stream.each(fn objects ->
objects =
objects
|> Enum.filter(fn o ->
if is_reindex do
result = meili_get!("/indexes/objects/documents/#{o.id}")
# Filter out the already indexed documents. This is true when the document does not exist
result["errorCode"] == "document_not_found"
else
true
end
end)
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result =
meili_post!(
"/indexes/objects/documents",
objects
)
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if not Map.has_key?(result, "updateId") do
IO.puts("Failed to index: #{inspect(result)}")
end
end)
|> Stream.run()
end,
timeout: :infinity
)
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IO.write("\n")
end
def run(["clear"]) do
start_pleroma()
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meili_delete!("/indexes/objects/documents")
end
def run(["show-private-key", master_key]) do
start_pleroma()
endpoint = Pleroma.Config.get([Pleroma.Search.Meilisearch, :url])
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{:ok, result} =
Pleroma.HTTP.get(
Path.join(endpoint, "/keys"),
[{"X-Meili-API-Key", master_key}]
)
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decoded = Jason.decode!(result.body)
if decoded["private"] do
IO.puts(decoded["private"])
else
IO.puts("Error fetching the key, check the master key is correct: #{inspect(decoded)}")
end
end
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def run(["stats"]) do
start_pleroma()
result = meili_get!("/indexes/objects/stats")
IO.puts("Number of entries: #{result["numberOfDocuments"]}")
IO.puts("Indexing? #{result["isIndexing"]}")
end
end