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wrap IPv6 addresses into square brackets

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This commit is contained in:
Elvin Efendi 2018-08-16 14:12:10 -04:00
parent 4b07e73e5d
commit 589069d566
2 changed files with 40 additions and 1 deletions
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16
rootfs/etc/nginx/lua/balancer.lua
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@ -55,6 +55,18 @@ local function resolve_external_names(original_backend)
return backend
end
local function format_ipv6_endpoints(endpoints)
local formatted_endpoints = {}
for _, endpoint in ipairs(endpoints) do
local formatted_endpoint = endpoint
if not endpoint.address:match("^%d+.%d+.%d+.%d+$") then
formatted_endpoint.address = string.format("[%s]", endpoint.address)
end
table.insert(formatted_endpoints, formatted_endpoint)
end
return formatted_endpoints
end
local function sync_backend(backend)
local implementation = get_implementation(backend)
local balancer = balancers[backend.name]
@ -79,6 +91,8 @@ local function sync_backend(backend)
backend = resolve_external_names(backend)
end
backend.endpoints = format_ipv6_endpoints(backend.endpoints)
balancer:sync(backend)
end
@ -145,7 +159,7 @@ function _M.balance()
local ok, err = ngx_balancer.set_current_peer(peer)
if not ok then
ngx.log(ngx.ERR, "error while setting current upstream peer: " .. tostring(err))
ngx.log(ngx.ERR, string.format("error while setting current upstream peer %s: %s", peer, err))
end
end