cloud_discovery: add insta EST support

Fixes: WIFI-14694
Signed-off-by: John Crispin <john@phrozen.org>
This commit is contained in:
John Crispin
2025-06-12 11:14:13 +02:00
parent ae5015424b
commit 0db44ca55b
4 changed files with 115 additions and 8 deletions

View File

@@ -5,12 +5,10 @@ START=09
copy_certificates() {
[ -f /certificates/key.pem ] || return
cp /certificates/*.pem /etc/ucentral/
chown root.network /etc/ucentral/*.pem
chmod 0440 root.network /etc/ucentral/*.pem
cp /certificates/cert.pem /certificates/key.pem /certificates/operational.* /etc/ucentral/
chown root.network /etc/ucentral/*.pem /etc/ucentral/*.ca
chmod 0440 root.network /etc/ucentral/*.pem /etc/ucentral/*.ca
[ -f /certificates/gateway.json ] && cp /certificates/gateway.json /etc/ucentral/gateway.flash
[ -f /certificates/dev-id ] && cp /certificates/dev-id /etc/ucentral/
[ -f /etc/ucentral/dev-id ] && chmod 0400 /etc/ucentral/dev-id
[ -f /certificates/restrictions.json ] && cp /certificates/restrictions.json /etc/ucentral/
[ -f /certificates/sign_pubkey.pem ] && cp /certificates/sign_pubkey.pem /etc/ucentral/
country=`cat /certificates/ucentral.defaults | jsonfilter -e '@.country'`

View File

@@ -154,13 +154,107 @@ function discover_dhcp() {
return !dhcp?.lease;
}
function generate_csr() {
if (!fs.stat('/etc/ucentral/csr.nohdr.p10')) {
let pipe = fs.popen('openssl x509 -in /etc/ucentral/cert.pem -noout -subject');
let subject = pipe.read("all");
pipe.close();
subject = replace(subject, 'subject=', '/');
subject = replace(subject, ' = ', '=');
subject = replace(subject, ', ', '/');
let ret = system(`openssl req -subj "${subject}" -new -key /etc/ucentral/key.pem -out /etc/ucentral/csr.p10`);
if (ret) {
ulog(LOG_INFO, 'Failed to generate CSR\n');
return 1;
}
let input = fs.open('/etc/ucentral/csr.p10', 'r');
let output = fs.open('/etc/ucentral/csr.nohdr.p10', 'w');
let line;
while (line = input.read('line')) {
if (substr(line, 0, 4) == '----')
continue;
output.write(line);
}
input.close();
output.close();
ulog(LOG_INFO, 'Generated CSR\n');
}
return 0;
}
function store_operational_cert(path) {
system('mount_certs');
system(`cp ${path} /certificates/`);
}
function p7_too_pem(src, dst) {
let input = fs.readfile(src);
let output = fs.open('/tmp/convert.p7', 'w');
output.write('-----BEGIN PKCS #7 SIGNED DATA-----\n');
output.write(`${input}\n-----END PKCS #7 SIGNED DATA-----`);
output.close();
let ret = system(`openssl pkcs7 -outform PEM -print_certs -in /tmp/convert.p7 -out ${dst}`);
if (ret) {
ulog(LOG_INFO, 'Failed to convert P7 to PEM\n');
return 1;
}
return 0;
}
function discover_operational_cert() {
if (fs.stat('/etc/ucentral/operational.pem')) {
ulog(LOG_INFO, 'Operational certificate is present\n');
return 0;
}
if (generate_csr())
return 1;
let ret = system('curl -X POST https://qaest.certificates.open-lan.org:8001/.well-known/est/simpleenroll -d @/etc/ucentral/csr.nohdr.p10 -H "Content-Type: application/pkcs10" --cert /etc/ucentral/cert.pem --key /etc/ucentral/key.pem --cacert /etc/ucentral/insta.pem -o /etc/ucentral/operational.nohdr.p7');
if (ret) {
ulog(LOG_INFO, 'Failed to request operational certificate\n');
return 1;
}
ulog(LOG_INFO, 'EST succeeded\n');
ret = p7_too_pem('/etc/ucentral/operational.nohdr.p7', '/etc/ucentral/operational.pem');
if (ret) {
ulog(LOG_INFO, 'Failed to convert P7 to PEM\n');
return 1;
}
ulog(LOG_INFO, 'Converted P7 to PEM\n');
store_operational_cert('/etc/ucentral/operational.pem');
return 0;
}
function discover_operational_ca() {
if (fs.stat('/etc/ucentral/operational.ca')) {
ulog(LOG_INFO, 'Operational CA is present\n');
return 0;
}
let ret = system('curl -X GET https://qaest.certificates.open-lan.org:8001/.well-known/est/cacerts --cert /etc/ucentral/cert.pem --key /etc/ucentral/key.pem --cacert /etc/ucentral/insta.pem -o /etc/ucentral/operational.ca.nohdr.p7');
if (!ret)
ret = p7_too_pem('/etc/ucentral/operational.ca.nohdr.p7', '/etc/ucentral/operational.ca');
if (ret) {
ulog(LOG_INFO, 'Failed to load CA\n');
return 1;
}
system('cat /etc/ucentral/openlan.pem >> /etc/ucentral/operational.ca');
ulog(LOG_INFO, 'Acquired CA\n');
store_operational_cert('/etc/ucentral/operational.ca');
return 0;
}
function redirector_lookup() {
const path = '/tmp/ucentral.redirector';
ulog(LOG_INFO, 'Contact redirector service\n');
let serial = uci.get('system', '@system[-1]', 'mac');
fs.unlink(path);
system(`curl -k --cert /etc/ucentral/cert.pem --key /etc/ucentral/key.pem --cacert /etc/ucentral/cas.pem https://openlan.keys.tip.build/v1/devices/${serial} --output /tmp/ucentral.redirector`);
system(`curl -k --cert /etc/ucentral/cert.pem --key /etc/ucentral/key.pem --cacert /etc/ucentral/operational.ca https://openlan.keys.tip.build/v1/devices/${serial} --output /tmp/ucentral.redirector`);
if (!fs.stat(path))
return;
let redir = readjsonfile(path);
@@ -171,16 +265,19 @@ function redirector_lookup() {
client_start();
set_state(VALIDATING);
}
} else {
ulog(LOG_INFO, 'Failed to discover cloud endpoint\n');
}
}
function discover_flash() {
if (!fs.stat('/etc/ucentral/gateway.flash'))
return false;
return 1;
ulog(LOG_INFO, 'Using pre-populated cloud information\n');
fs.writefile('/etc/ucentral/gateway.json', fs.readfile('/etc/ucentral/gateway.flash'));
client_start();
set_state(VALIDATING);
return 0;
}
function time_is_valid() {
@@ -210,7 +307,13 @@ function interval_handler() {
if (discover_dhcp())
return;
if (discover_flash())
if (discover_operational_cert())
return;
if (discover_operational_ca())
return;
if (!discover_flash())
return;
redirector_lookup();

View File

@@ -0,0 +1,6 @@
-----BEGIN CERTIFICATE-----
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
-----END CERTIFICATE-----
-----BEGIN CERTIFICATE-----
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
-----END CERTIFICATE-----