2024-06-18 13:32:14 -04:00
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# frozen_string_literal: true
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class SeedOssModels < ActiveRecord::Migration[7.0]
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def up
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models = []
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enabled_models = fetch_setting("ai_bot_enabled_chat_bots")&.split("|").to_a
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enabled = enabled_models.include?("mixtral-8x7B-Instruct-V0.1")
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hf_key = fetch_setting("ai_hugging_face_api_key")
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hf_url = fetch_setting("ai_hugging_face_api_url")
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user_id = has_companion_user?(-114) ? -114 : "NULL"
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if hf_url.present? && hf_key.present?
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hf_token_limit = fetch_setting("ai_hugging_face_token_limit")
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hf_display_name = fetch_setting("ai_hugging_face_model_display_name")
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name = hf_display_name || "mistralai/Mixtral"
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token_limit = hf_token_limit || 32_000
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models << "('#{name}', '#{name}', 'hugging_face', 'DiscourseAi::Tokenizer::MixtralTokenizer', #{token_limit}, '#{hf_url}', '#{hf_key}', #{user_id}, #{enabled}, NOW(), NOW())"
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end
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vllm_key = fetch_setting("ai_vllm_api_key")
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vllm_url = fetch_setting("ai_vllm_endpoint")
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if vllm_key.present? && vllm_url.present?
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url = "#{vllm_url}/v1/chat/completions"
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name = "mistralai/Mixtral"
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models << "('#{name}', '#{name}', 'vllm', 'DiscourseAi::Tokenizer::MixtralTokenizer', 32000, '#{url}', '#{vllm_key}', #{user_id}, #{enabled}, NOW(), NOW())"
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end
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vllm_srv = fetch_setting("ai_vllm_endpoint_srv")
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srv_reserved_url = "https://vllm.shadowed-by-srv.invalid"
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srv_record =
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DB.query_single(
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"SELECT id FROM llm_models WHERE url = :reserved",
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reserved: srv_reserved_url,
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).first
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2024-06-19 01:49:36 -04:00
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if vllm_srv.present? && srv_record.nil?
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2024-06-18 13:32:14 -04:00
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url = "https://vllm.shadowed-by-srv.invalid"
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name = "mistralai/Mixtral"
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models << "('vLLM SRV LLM', '#{name}', 'vllm', 'DiscourseAi::Tokenizer::MixtralTokenizer', 32000, '#{url}', '#{vllm_key}', #{user_id}, #{enabled}, NOW(), NOW())"
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end
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if models.present?
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rows = models.compact.join(", ")
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DB.exec(<<~SQL, rows: rows) if rows.present?
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INSERT INTO llm_models(display_name, name, provider, tokenizer, max_prompt_tokens, url, api_key, user_id, enabled_chat_bot, created_at, updated_at)
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VALUES #{rows};
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SQL
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end
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end
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def has_companion_user?(user_id)
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DB.query_single("SELECT id FROM users WHERE id = :user_id", user_id: user_id).first.present?
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end
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def fetch_setting(name)
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DB.query_single(
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"SELECT value FROM site_settings WHERE name = :setting_name",
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setting_name: name,
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).first
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end
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def down
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raise ActiveRecord::IrreversibleMigration
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end
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end
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