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Fix Windows: use cmd.exe /c for tmux command chain

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psmux on Windows doesn't handle ; separators when args are passed
individually via exec.Command. On Windows, build the full tmux
command string and run it through cmd.exe /c instead.
This commit is contained in:
stefankoelle
2026-08-09 21:27:37 +02:00
parent 07662dc9b7
commit 9e6acdedc2
1 changed files with 40 additions and 20 deletions
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cmd/kctl-tui/full.go
+40 -20
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@@ -7,6 +7,7 @@ import (
"fmt"
"os"
"os/exec"
"runtime"
"sort"
tea "github.com/charmbracelet/bubbletea"
@@ -286,28 +287,47 @@ func (m *fullModel) startTmuxSession() tea.Cmd {
fmt.Fprintf(os.Stderr, "[debug] panelCmd=%s\n", panelCmd)
fmt.Fprintf(os.Stderr, "[debug] kill-session err=%v\n", killErr)
args := []string{
"new-session", "-d", "-s", "kctl",
panelCmd, ";",
"set-option", "-t", "kctl", "remain-on-exit", "on", ";",
"split-window", "-v", "-t", "kctl:0.0", k9sCmdA, ";",
}
if len(m.cfg.Envs) > 1 {
envB := m.cfg.Envs[1]
ctxB := m.cfg.ResolveContext(envB, m.selectedContext)
k9sCmdB := fmt.Sprintf("k9s --context %s -n %s", ctxB, m.selectedNamespace)
args = append(args,
"split-window", "-v", "-t", "kctl:0.1", k9sCmdB, ";",
var c *exec.Cmd
if runtime.GOOS == "windows" {
// On Windows, psmux doesn't handle ; separators when args are
// passed individually via exec.Command. Build the full command
// string and run it through cmd.exe.
tmuxScript := fmt.Sprintf(
"tmux new-session -d -s kctl %q ; set-option -t kctl remain-on-exit on ; split-window -v -t kctl:0.0 %q",
panelCmd, k9sCmdA,
)
if len(m.cfg.Envs) > 1 {
envB := m.cfg.Envs[1]
ctxB := m.cfg.ResolveContext(envB, m.selectedContext)
k9sCmdB := fmt.Sprintf("k9s --context %s -n %s", ctxB, m.selectedNamespace)
tmuxScript += fmt.Sprintf(" ; split-window -v -t kctl:0.1 %q", k9sCmdB)
}
tmuxScript += " ; select-layout -t kctl even-vertical ; select-pane -t kctl:0.0 ; attach -t kctl"
fmt.Fprintf(os.Stderr, "[debug] windows cmd: %s\n", tmuxScript)
c = exec.Command("cmd.exe", "/c", tmuxScript)
} else {
args := []string{
"new-session", "-d", "-s", "kctl",
panelCmd, ";",
"set-option", "-t", "kctl", "remain-on-exit", "on", ";",
"split-window", "-v", "-t", "kctl:0.0", k9sCmdA, ";",
}
if len(m.cfg.Envs) > 1 {
envB := m.cfg.Envs[1]
ctxB := m.cfg.ResolveContext(envB, m.selectedContext)
k9sCmdB := fmt.Sprintf("k9s --context %s -n %s", ctxB, m.selectedNamespace)
args = append(args,
"split-window", "-v", "-t", "kctl:0.1", k9sCmdB, ";",
)
}
args = append(args,
"select-layout", "-t", "kctl", "even-vertical", ";",
"select-pane", "-t", "kctl:0.0", ";",
"attach", "-t", "kctl",
)
fmt.Fprintf(os.Stderr, "[debug] unix args: %v\n", args)
c = exec.Command("tmux", args...)
}
args = append(args,
"select-layout", "-t", "kctl", "even-vertical", ";",
"select-pane", "-t", "kctl:0.0", ";",
"attach", "-t", "kctl",
)
fmt.Fprintf(os.Stderr, "[debug] tmux args: %v\n", args)
c := exec.Command("tmux", args...)
return tea.ExecProcess(c, func(err error) tea.Msg {
return tmuxDoneMsg{err: err}