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functions.docker.inc.php
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functions.docker.inc.php
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<?php
function docker($action, $service_name = null, $attr1 = null, $attr2 = null, $extra_headers = null) {
global $DOCKER_TIMEOUT;
global $redis;
$curl = curl_init();
curl_setopt($curl, CURLOPT_HTTPHEADER,array('Content-Type: application/json' ));
// We are using our mail certificates for dockerapi, the names will not match, the certs are trusted anyway
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 0);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, 0);
switch($action) {
case 'get_id':
curl_setopt($curl, CURLOPT_URL, 'http://api:8080/api/v1/system/containers');
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($curl, CURLOPT_POST, 0);
curl_setopt($curl, CURLOPT_TIMEOUT, $DOCKER_TIMEOUT);
$response = curl_exec($curl);
if ($response === false) {
$err = curl_error($curl);
curl_close($curl);
return $err;
}
else {
curl_close($curl);
$containers = json_decode($response, true);
if (!empty($containers)) {
foreach ($containers as $container) {
if (isset($container['Config']['Labels']['com.docker.compose.service'])
&& $container['Config']['Labels']['com.docker.compose.service'] == $service_name
&& strtolower($container['Config']['Labels']['com.docker.compose.project']) == strtolower(getenv('COMPOSE_PROJECT_NAME'))) {
return trim($container['Id']);
}
}
}
}
return false;
break;
case 'containers':
curl_setopt($curl, CURLOPT_URL, 'http://api:8080/api/v1/system/containers');
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($curl, CURLOPT_POST, 0);
curl_setopt($curl, CURLOPT_TIMEOUT, $DOCKER_TIMEOUT);
$response = curl_exec($curl);
if ($response === false) {
$err = curl_error($curl);
curl_close($curl);
return $err;
}
else {
curl_close($curl);
$containers = json_decode($response, true);
if (!empty($containers)) {
foreach ($containers as $container) {
if (strtolower($container['Config']['Labels']['com.docker.compose.project']) == strtolower(getenv('COMPOSE_PROJECT_NAME'))) {
$out[$container['Config']['Labels']['com.docker.compose.service']]['State'] = $container['State'];
$out[$container['Config']['Labels']['com.docker.compose.service']]['Config'] = $container['Config'];
$out[$container['Config']['Labels']['com.docker.compose.service']]['Id'] = trim($container['Id']);
}
}
}
return (!empty($out)) ? $out : false;
}
return false;
break;
case 'info':
if (empty($service_name)) {
curl_setopt($curl, CURLOPT_URL, 'http://api:8080/api/v1/system/containers');
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($curl, CURLOPT_POST, 0);
curl_setopt($curl, CURLOPT_TIMEOUT, $DOCKER_TIMEOUT);
}
else {
$container_id = docker('get_id', $service_name);
if (ctype_xdigit($container_id)) {
curl_setopt($curl, CURLOPT_URL, 'http://api:8080/api/v1/system/containers' . $container_id);
}
else {
return false;
}
}
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($curl, CURLOPT_POST, 0);
curl_setopt($curl, CURLOPT_TIMEOUT, $DOCKER_TIMEOUT);
$response = curl_exec($curl);
if ($response === false) {
$err = curl_error($curl);
curl_close($curl);
return $err;
}
else {
curl_close($curl);
$decoded_response = json_decode($response, true);
if (!empty($decoded_response)) {
if (empty($service_name)) {
foreach ($decoded_response as $container) {
if (isset($container['Config']['Labels']['com.docker.compose.project'])
&& strtolower($container['Config']['Labels']['com.docker.compose.project']) == strtolower(getenv('COMPOSE_PROJECT_NAME'))) {
unset($container['Config']['Env']);
$out[$container['Config']['Labels']['com.docker.compose.service']]['State'] = $container['State'];
$out[$container['Config']['Labels']['com.docker.compose.service']]['Config'] = $container['Config'];
$out[$container['Config']['Labels']['com.docker.compose.service']]['Id'] = trim($container['Id']);
}
}
}
else {
if (isset($decoded_response['Config']['Labels']['com.docker.compose.project'])
&& strtolower($decoded_response['Config']['Labels']['com.docker.compose.project']) == strtolower(getenv('COMPOSE_PROJECT_NAME'))) {
unset($container['Config']['Env']);
$out[$decoded_response['Config']['Labels']['com.docker.compose.service']]['State'] = $decoded_response['State'];
$out[$decoded_response['Config']['Labels']['com.docker.compose.service']]['Config'] = $decoded_response['Config'];
$out[$decoded_response['Config']['Labels']['com.docker.compose.service']]['Id'] = trim($decoded_response['Id']);
}
}
}
if (empty($response)) {
return true;
}
else {
return (!empty($out)) ? $out : false;
}
}
break;
case 'post':
if (!empty($attr1)) {
$container_id = docker('get_id', $service_name);
if (ctype_xdigit($container_id) && ctype_alnum($attr1)) {
curl_setopt($curl, CURLOPT_URL, 'http://api:8080/api/v1/system/containers/' . $container_id . '/' . $attr1);
curl_setopt($curl, CURLOPT_POST, 1);
curl_setopt($curl, CURLOPT_TIMEOUT, $DOCKER_TIMEOUT);
if (!empty($attr2)) {
curl_setopt($curl, CURLOPT_POSTFIELDS, json_encode($attr2));
}
if (!empty($extra_headers) && is_array($extra_headers)) {
curl_setopt($curl, CURLOPT_HTTPHEADER, $extra_headers);
}
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
$response = curl_exec($curl);
if ($response === false) {
$err = curl_error($curl);
curl_close($curl);
return $err;
}
else {
curl_close($curl);
if (empty($response)) {
return true;
}
else {
return $response;
}
}
}
}
break;
case 'container_stats':
if (empty($service_name)){
return false;
}
$container_id = $service_name;
curl_setopt($curl, CURLOPT_URL, 'https://dockerapi:443/container/' . $container_id . '/stats/update');
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($curl, CURLOPT_POST, 1);
curl_setopt($curl, CURLOPT_TIMEOUT, $DOCKER_TIMEOUT);
$response = curl_exec($curl);
if ($response === false) {
$err = curl_error($curl);
curl_close($curl);
return $err;
}
else {
curl_close($curl);
$stats = json_decode($response, true);
if (!empty($stats)) return $stats;
}
return false;
break;
case 'host_stats':
curl_setopt($curl, CURLOPT_URL, 'https://dockerapi:443/host/stats');
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($curl, CURLOPT_POST, 0);
curl_setopt($curl, CURLOPT_TIMEOUT, $DOCKER_TIMEOUT);
$response = curl_exec($curl);
if ($response === false) {
$err = curl_error($curl);
curl_close($curl);
return $err;
}
else {
curl_close($curl);
$stats = json_decode($response, true);
if (!empty($stats)) return $stats;
}
return false;
break;
case 'broadcast':
$request = array(
"api_call" => "container_post",
"container_name" => $service_name,
"post_action" => $attr1,
"request" => $attr2
);
$redis->publish("MC_CHANNEL", json_encode($request));
return true;
break;
}
}