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Allow accepting remote connections

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Close #3498

  # FZF_API_KEY is required for a non-localhost listen address
  FZF_API_KEY=xxx fzf --listen 0.0.0.0:6266
This commit is contained in:
Junegunn Choi
2023-11-04 16:06:59 +09:00
parent 70c19ccf16
commit 3f78d76da1
5 changed files with 72 additions and 40 deletions
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20
src/options.go
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@@ -118,7 +118,7 @@ const usage = `usage: fzf [options]
--read0 Read input delimited by ASCII NUL characters
--print0 Print output delimited by ASCII NUL characters
--sync Synchronous search for multi-staged filtering
--listen[=HTTP_PORT] Start HTTP server to receive actions (POST /)
--listen[=[ADDR:]PORT] Start HTTP server to receive actions (POST /)
--version Display version information and exit
Environment variables
@@ -334,7 +334,7 @@ type Options struct {
PreviewLabel labelOpts
Unicode bool
Tabstop int
ListenPort *int
ListenAddr *string
ClearOnExit bool
Version bool
}
@@ -1833,10 +1833,13 @@ func parseOptions(opts *Options, allArgs []string) {
case "--tabstop":
opts.Tabstop = nextInt(allArgs, &i, "tab stop required")
case "--listen":
port := optionalNumeric(allArgs, &i, 0)
opts.ListenPort = &port
given, addr := optionalNextString(allArgs, &i)
if !given {
addr = defaultListenAddr
}
opts.ListenAddr = &addr
case "--no-listen":
opts.ListenPort = nil
opts.ListenAddr = nil
case "--clear":
opts.ClearOnExit = true
case "--no-clear":
@@ -1927,8 +1930,7 @@ func parseOptions(opts *Options, allArgs []string) {
} else if match, value := optString(arg, "--tabstop="); match {
opts.Tabstop = atoi(value)
} else if match, value := optString(arg, "--listen="); match {
port := atoi(value)
opts.ListenPort = &port
opts.ListenAddr = &value
} else if match, value := optString(arg, "--hscroll-off="); match {
opts.HscrollOff = atoi(value)
} else if match, value := optString(arg, "--scroll-off="); match {
@@ -1958,10 +1960,6 @@ func parseOptions(opts *Options, allArgs []string) {
errorExit("tab stop must be a positive integer")
}
if opts.ListenPort != nil && (*opts.ListenPort < 0 || *opts.ListenPort > 65535) {
errorExit("invalid listen port")
}
if len(opts.JumpLabels) == 0 {
errorExit("empty jump labels")
}