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95 lines
2.5 KiB
95 lines
2.5 KiB
//go:build !pq
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// +build !pq
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package postgresql
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// Copyright (c) 2012-present The upper.io/db authors. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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import (
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"net"
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"sort"
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"strings"
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)
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// String reassembles the parsed PostgreSQL connection URL into a valid DSN.
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func (c ConnectionURL) String() (s string) {
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u := []string{}
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// TODO: This surely needs some sort of escaping.
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if c.User != "" {
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u = append(u, "user="+escaper.Replace(c.User))
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}
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if c.Password != "" {
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u = append(u, "password="+escaper.Replace(c.Password))
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}
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if c.Host != "" {
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host, port, err := net.SplitHostPort(c.Host)
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if err == nil {
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if host == "" {
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host = "127.0.0.1"
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}
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if port == "" {
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port = "5432"
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}
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u = append(u, "host="+escaper.Replace(host))
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u = append(u, "port="+escaper.Replace(port))
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} else {
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u = append(u, "host="+escaper.Replace(c.Host))
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}
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}
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if c.Socket != "" {
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u = append(u, "host="+escaper.Replace(c.Socket))
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}
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if c.Database != "" {
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u = append(u, "dbname="+escaper.Replace(c.Database))
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}
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// Is there actually any connection data?
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if len(u) == 0 {
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return ""
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}
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if c.Options == nil {
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c.Options = map[string]string{}
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}
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// If not present, SSL mode is assumed "prefer".
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if sslMode, ok := c.Options["sslmode"]; !ok || sslMode == "" {
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c.Options["sslmode"] = "prefer"
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}
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// Disabled by default
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c.Options["statement_cache_capacity"] = "0"
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for k, v := range c.Options {
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u = append(u, escaper.Replace(k)+"="+escaper.Replace(v))
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}
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sort.Strings(u)
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return strings.Join(u, " ")
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}
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