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77 lines
2.6 KiB
77 lines
2.6 KiB
local vshard = require('vshard')
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local log = require('log')
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-- Bootstrap the vshard router.
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while true do
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local ok, err = vshard.router.bootstrap({
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if_not_bootstrapped = true,
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})
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if ok then
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break
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end
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log.info(('Router bootstrap error: %s'):format(err))
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end
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-- functions for filer_metadata space
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local filer_metadata = {
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delete_by_directory_idx = function(directory)
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-- find all storages
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local storages = require('vshard').router.routeall()
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-- on each storage
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for _, storage in pairs(storages) do
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-- call local function
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local result, err = storage:callrw('filer_metadata.delete_by_directory_idx', { directory })
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-- check for error
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if err then
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error("Failed to call function on storage: " .. tostring(err))
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end
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end
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-- return
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return true
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end,
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find_by_directory_idx_and_name = function(dirPath, startFileName, includeStartFile, limit)
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-- init results
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local results = {}
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-- find all storages
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local storages = require('vshard').router.routeall()
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-- on each storage
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for _, storage in pairs(storages) do
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-- call local function
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local result, err = storage:callro('filer_metadata.find_by_directory_idx_and_name', {
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dirPath,
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startFileName,
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includeStartFile,
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limit
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})
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-- check for error
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if err then
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error("Failed to call function on storage: " .. tostring(err))
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end
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-- add to results
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for _, tuple in ipairs(result) do
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table.insert(results, tuple)
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end
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end
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-- sort
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table.sort(results, function(a, b) return a[3] < b[3] end)
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-- apply limit
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if #results > limit then
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local limitedResults = {}
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for i = 1, limit do
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table.insert(limitedResults, results[i])
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end
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results = limitedResults
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end
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-- return
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return results
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end,
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}
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rawset(_G, 'filer_metadata', filer_metadata)
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-- register functions for filer_metadata space, set grants
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for name, _ in pairs(filer_metadata) do
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box.schema.func.create('filer_metadata.' .. name, { if_not_exists = true })
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box.schema.user.grant('app', 'execute', 'function', 'filer_metadata.' .. name, { if_not_exists = true })
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box.schema.user.grant('client', 'execute', 'function', 'filer_metadata.' .. name, { if_not_exists = true })
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end
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