portainer/app/components/containerConsole/containerConsoleController.js

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angular.module('containerConsole', [])
.controller('ContainerConsoleController', ['$scope', '$stateParams', 'Container', 'Image', 'Exec', '$timeout', 'EndpointProvider', 'Notifications', 'ContainerHelper',
function ($scope, $stateParams, Container, Image, Exec, $timeout, EndpointProvider, Notifications, ContainerHelper) {
$scope.state = {};
$scope.state.loaded = false;
$scope.state.connected = false;
$scope.formValues = {};
var socket, term;
// Ensure the socket is closed before leaving the view
$scope.$on('$stateChangeStart', function (event, next, current) {
if (socket && socket !== null) {
socket.close();
}
});
Container.get({id: $stateParams.id}, function(d) {
$scope.container = d;
if (d.message) {
Notifications.error('Error', d, 'Unable to retrieve container details');
$('#loadingViewSpinner').hide();
} else {
Image.get({id: d.Image}, function(imgData) {
$scope.imageOS = imgData.Os;
$scope.formValues.command = imgData.Os === 'windows' ? 'powershell' : 'bash';
$scope.state.loaded = true;
$('#loadingViewSpinner').hide();
}, function (e) {
Notifications.error('Failure', e, 'Unable to retrieve image details');
$('#loadingViewSpinner').hide();
});
}
}, function (e) {
Notifications.error('Failure', e, 'Unable to retrieve container details');
$('#loadingViewSpinner').hide();
});
$scope.connect = function() {
$('#loadConsoleSpinner').show();
var termWidth = Math.round($('#terminal-container').width() / 8.2);
var termHeight = 30;
var command = $scope.formValues.isCustomCommand ?
$scope.formValues.customCommand : $scope.formValues.command;
var execConfig = {
id: $stateParams.id,
AttachStdin: true,
AttachStdout: true,
AttachStderr: true,
Tty: true,
User: $scope.formValues.user,
Cmd: ContainerHelper.commandStringToArray(command)
};
Container.exec(execConfig, function(d) {
if (d.message) {
$('#loadConsoleSpinner').hide();
Notifications.error('Error', {}, d.message);
} else {
var execId = d.Id;
resizeTTY(execId, termHeight, termWidth);
var url = window.location.href.split('#')[0] + 'api/websocket/exec?id=' + execId + '&endpointId=' + EndpointProvider.endpointID();
if (url.indexOf('https') > -1) {
url = url.replace('https://', 'wss://');
} else {
url = url.replace('http://', 'ws://');
}
initTerm(url, termHeight, termWidth);
}
}, function (e) {
$('#loadConsoleSpinner').hide();
Notifications.error('Failure', e, 'Unable to start an exec instance');
});
};
$scope.disconnect = function() {
$scope.state.connected = false;
if (socket !== null) {
socket.close();
}
if (term !== null) {
term.destroy();
}
};
function resizeTTY(execId, height, width) {
$timeout(function() {
Exec.resize({id: execId, height: height, width: width}, function (d) {
if (d.message) {
Notifications.error('Error', {}, 'Unable to resize TTY');
}
}, function (e) {
Notifications.error('Failure', {}, 'Unable to resize TTY');
});
}, 2000);
}
function initTerm(url, height, width) {
socket = new WebSocket(url);
$scope.state.connected = true;
socket.onopen = function(evt) {
$('#loadConsoleSpinner').hide();
term = new Terminal();
term.on('data', function (data) {
socket.send(data);
});
term.open(document.getElementById('terminal-container'));
term.resize(width, height);
term.setOption('cursorBlink', true);
socket.onmessage = function (e) {
term.write(e.data);
};
socket.onerror = function (error) {
$scope.state.connected = false;
};
socket.onclose = function(evt) {
$scope.state.connected = false;
};
};
}
}]);