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use SplitN to only split on the first colon to preserving IPv6 addresses

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This commit is contained in:
Michael Reber
2025-12-30 16:40:57 +01:00
parent 6e24485810
commit 99dd77e375
2 changed files with 8 additions and 4 deletions
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6
internal/fail2ban/connector_local.go
View File

@@ -119,7 +119,8 @@ func (lc *LocalConnector) GetBannedIPs(ctx context.Context, jail string) ([]stri
lines := strings.Split(out, "\n")
for _, line := range lines {
if strings.Contains(line, "IP list:") {
parts := strings.Split(line, ":")
// Use SplitN to only split on the first colon, preserving IPv6 addresses
parts := strings.SplitN(line, ":", 2)
if len(parts) > 1 {
ips := strings.Fields(strings.TrimSpace(parts[1]))
bannedIPs = append(bannedIPs, ips...)
@@ -241,7 +242,8 @@ func (lc *LocalConnector) getJails(ctx context.Context) ([]string, error) {
lines := strings.Split(out, "\n")
for _, line := range lines {
if strings.Contains(line, "Jail list:") {
parts := strings.Split(line, ":")
// Use SplitN to only split on the first colon
parts := strings.SplitN(line, ":", 2)
if len(parts) > 1 {
raw := strings.TrimSpace(parts[1])
jails = strings.Split(raw, ",")

6
internal/fail2ban/connector_ssh.go
View File

@@ -170,7 +170,8 @@ func (sc *SSHConnector) GetBannedIPs(ctx context.Context, jail string) ([]string
lines := strings.Split(out, "\n")
for _, line := range lines {
if strings.Contains(line, "IP list:") {
parts := strings.Split(line, ":")
// Use SplitN to only split on the first colon, preserving IPv6 addresses
parts := strings.SplitN(line, ":", 2)
if len(parts) > 1 {
ips := strings.Fields(strings.TrimSpace(parts[1]))
bannedIPs = append(bannedIPs, ips...)
@@ -335,7 +336,8 @@ func (sc *SSHConnector) getJails(ctx context.Context) ([]string, error) {
lines := strings.Split(out, "\n")
for _, line := range lines {
if strings.Contains(line, "Jail list:") {
parts := strings.Split(line, ":")
// Use SplitN to only split on the first colon
parts := strings.SplitN(line, ":", 2)
if len(parts) > 1 {
raw := strings.TrimSpace(parts[1])
jails = strings.Split(raw, ",")