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Merge pull request #1290 from kernelkit/hostkey-warning

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Fix SSH host key generation warnings
This commit is contained in:
Joachim Wiberg
2025-12-02 10:59:57 +01:00
committed by GitHub
parent 2e7b9a6c00 d23f9ea25b
commit cd0a5f3063
4 changed files with 26 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files
board/common/rootfs/usr/libexec/infix/mkkeys
+2 -1
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@@ -8,7 +8,8 @@ PUB=$2
mkdir -p "$(dirname "$KEY")" "$(dirname "$PUB")"
# openssl genpkey -quiet -algorithm EC -pkeyopt ec_paramgen_curve:P-256 -outform PEM
openssl genpkey -quiet -algorithm RSA -pkeyopt rsa_keygen_bits:$BIT -outform PEM > "$KEY"
openssl rsa -RSAPublicKey_out < "$KEY" > "$PUB"
openssl rsa -RSAPublicKey_out < "$KEY" 2>/dev/null > "$PUB"
exit 0
board/common/rootfs/usr/libexec/infix/mksshkey
+15 -10
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@@ -1,7 +1,7 @@
#!/bin/bash
# Store and convert RSA PUBLIC/PRIVATE KEYs to be able to use them in
# OpenSSHd.
#!/bin/sh
# Generate OpenSSH host key pair from same keys as NETCONF
set -e
umask 0077
NAME="$1"
DIR="$2"
@@ -9,16 +9,21 @@ PUBLIC="$3"
PRIVATE="$4"
TMP="$(mktemp)"
echo -e '-----BEGIN RSA PRIVATE KEY-----' > "$DIR/$NAME"
echo "$PRIVATE" >> "$DIR/$NAME"
echo -e '-----END RSA PRIVATE KEY-----' >> "$DIR/$NAME"
{
echo '-----BEGIN PRIVATE KEY-----'
printf '%s\n' "$PRIVATE" | fold -w 64
echo '-----END PRIVATE KEY-----'
} > "$DIR/$NAME"
echo -e "-----BEGIN RSA PUBLIC KEY-----" > "$TMP"
echo -e "$PUBLIC" >> "$TMP"
echo -e "-----END RSA PUBLIC KEY-----" >> "$TMP"
{
echo "-----BEGIN RSA PUBLIC KEY-----"
printf '%s\n' "$PUBLIC" | fold -w 64
echo "-----END RSA PUBLIC KEY-----"
} > "$TMP"
ssh-keygen -i -m PKCS8 -f "$TMP" > "$DIR/$NAME.pub"
ssh-keygen -i -f "$TMP" -m PKCS8 > "$DIR/$NAME.pub"
rm "$TMP"
chmod 0600 "$DIR/$NAME.pub"
chmod 0600 "$DIR/$NAME"
chown sshd:sshd "$DIR/$NAME.pub"
doc/ChangeLog.md
+2 -1
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@@ -3,7 +3,7 @@ Change Log
All notable changes to the project are documented in this file.
[v25.11.0][] - 2025-11-28
[v25.11.0][UNRELEASED]
-------------------------
> [!NOTE]
@@ -82,6 +82,7 @@ All notable changes to the project are documented in this file.
existing invalid configurations are automatically corrected during upgrade
- Fix #1255: serious regression in boot time, introduced in v25.10, delays the
boot step "Mounting filesystems ...", from 30 seconds up to five minutes!
- Fix #1289: SSH host key generation warning at boot after factory reset
- Fix broken intra-document links in container and tunnel documentation
- Fix `show dhcp-server` command crashing with invalid timestamp format.
DHCP lease expiry timestamps had double timezone suffix causing libyang
src/confd/src/keystore.c
+7 -2
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@@ -59,12 +59,17 @@ static int gen_hostkey(const char *name, struct lyd_node *change)
private_key = lydx_get_cattr(change, "cleartext-private-key");
public_key = lydx_get_cattr(change, "public-key");
/* Validate keys before use */
if (!private_key || !public_key || !*private_key || !*public_key)
return SR_ERR_OK;
if (mkdir(SSH_HOSTKEYS_NEXT, 0600) && (errno != EEXIST)) {
ERRNO("Failed creating %s", SSH_HOSTKEYS_NEXT);
rc = SR_ERR_INTERNAL;
}
if (systemf("/usr/libexec/infix/mksshkey %s %s %s %s", name, SSH_HOSTKEYS_NEXT, public_key, private_key))
if (systemf("/usr/libexec/infix/mksshkey %s %s %s %s", name,
SSH_HOSTKEYS_NEXT, public_key, private_key))
rc = SR_ERR_INTERNAL;
return rc;
@@ -156,7 +161,7 @@ static int keystore_update(sr_session_ctx_t *session, struct lyd_node *config, s
}
int keystore_change(sr_session_ctx_t *session, struct lyd_node *config, struct lyd_node *diff,
sr_event_t event, struct confd *confd)
sr_event_t event, struct confd *confd)
{
struct lyd_node *changes, *change;
int rc = SR_ERR_OK;