diff options
Diffstat (limited to '')
-rw-r--r-- | dependencies/pkg/mod/github.com/lib/pq@v1.10.7/url.go | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/dependencies/pkg/mod/github.com/lib/pq@v1.10.7/url.go b/dependencies/pkg/mod/github.com/lib/pq@v1.10.7/url.go new file mode 100644 index 0000000..aec6e95 --- /dev/null +++ b/dependencies/pkg/mod/github.com/lib/pq@v1.10.7/url.go @@ -0,0 +1,76 @@ +package pq + +import ( + "fmt" + "net" + nurl "net/url" + "sort" + "strings" +) + +// ParseURL no longer needs to be used by clients of this library since supplying a URL as a +// connection string to sql.Open() is now supported: +// +// sql.Open("postgres", "postgres://bob:secret@1.2.3.4:5432/mydb?sslmode=verify-full") +// +// It remains exported here for backwards-compatibility. +// +// ParseURL converts a url to a connection string for driver.Open. +// Example: +// +// "postgres://bob:secret@1.2.3.4:5432/mydb?sslmode=verify-full" +// +// converts to: +// +// "user=bob password=secret host=1.2.3.4 port=5432 dbname=mydb sslmode=verify-full" +// +// A minimal example: +// +// "postgres://" +// +// This will be blank, causing driver.Open to use all of the defaults +func ParseURL(url string) (string, error) { + u, err := nurl.Parse(url) + if err != nil { + return "", err + } + + if u.Scheme != "postgres" && u.Scheme != "postgresql" { + return "", fmt.Errorf("invalid connection protocol: %s", u.Scheme) + } + + var kvs []string + escaper := strings.NewReplacer(`'`, `\'`, `\`, `\\`) + accrue := func(k, v string) { + if v != "" { + kvs = append(kvs, k+"='"+escaper.Replace(v)+"'") + } + } + + if u.User != nil { + v := u.User.Username() + accrue("user", v) + + v, _ = u.User.Password() + accrue("password", v) + } + + if host, port, err := net.SplitHostPort(u.Host); err != nil { + accrue("host", u.Host) + } else { + accrue("host", host) + accrue("port", port) + } + + if u.Path != "" { + accrue("dbname", u.Path[1:]) + } + + q := u.Query() + for k := range q { + accrue(k, q.Get(k)) + } + + sort.Strings(kvs) // Makes testing easier (not a performance concern) + return strings.Join(kvs, " "), nil +} |