Metrics on about page are working

themes/integral/public/jquery.color.js

@@ -0,0 +1,665 @@
+/*!
+ * jQuery Color Animations v@VERSION
+ * https://github.com/jquery/jquery-color
+ *
+ * Copyright 2012 jQuery Foundation and other contributors
+ * Released under the MIT license.
+ * http://jquery.org/license
+ *
+ * Date: @DATE
+ */
+(function( jQuery, undefined ) {
+
+	var stepHooks = "backgroundColor borderBottomColor borderLeftColor borderRightColor borderTopColor color columnRuleColor outlineColor textDecorationColor textEmphasisColor",
+
+	// plusequals test for += 100 -= 100
+	rplusequals = /^([\-+])=\s*(\d+\.?\d*)/,
+	// a set of RE's that can match strings and generate color tuples.
+	stringParsers = [{
+			re: /rgba?\(\s*(\d{1,3})\s*,\s*(\d{1,3})\s*,\s*(\d{1,3})\s*(?:,\s*(\d?(?:\.\d+)?)\s*)?\)/,
+			parse: function( execResult ) {
+				return [
+					execResult[ 1 ],
+					execResult[ 2 ],
+					execResult[ 3 ],
+					execResult[ 4 ]
+				];
+			}
+		}, {
+			re: /rgba?\(\s*(\d+(?:\.\d+)?)\%\s*,\s*(\d+(?:\.\d+)?)\%\s*,\s*(\d+(?:\.\d+)?)\%\s*(?:,\s*(\d?(?:\.\d+)?)\s*)?\)/,
+			parse: function( execResult ) {
+				return [
+					execResult[ 1 ] * 2.55,
+					execResult[ 2 ] * 2.55,
+					execResult[ 3 ] * 2.55,
+					execResult[ 4 ]
+				];
+			}
+		}, {
+			// this regex ignores A-F because it's compared against an already lowercased string
+			re: /#([a-f0-9]{2})([a-f0-9]{2})([a-f0-9]{2})/,
+			parse: function( execResult ) {
+				return [
+					parseInt( execResult[ 1 ], 16 ),
+					parseInt( execResult[ 2 ], 16 ),
+					parseInt( execResult[ 3 ], 16 )
+				];
+			}
+		}, {
+			// this regex ignores A-F because it's compared against an already lowercased string
+			re: /#([a-f0-9])([a-f0-9])([a-f0-9])/,
+			parse: function( execResult ) {
+				return [
+					parseInt( execResult[ 1 ] + execResult[ 1 ], 16 ),
+					parseInt( execResult[ 2 ] + execResult[ 2 ], 16 ),
+					parseInt( execResult[ 3 ] + execResult[ 3 ], 16 )
+				];
+			}
+		}, {
+			re: /hsla?\(\s*(\d+(?:\.\d+)?)\s*,\s*(\d+(?:\.\d+)?)\%\s*,\s*(\d+(?:\.\d+)?)\%\s*(?:,\s*(\d?(?:\.\d+)?)\s*)?\)/,
+			space: "hsla",
+			parse: function( execResult ) {
+				return [
+					execResult[ 1 ],
+					execResult[ 2 ] / 100,
+					execResult[ 3 ] / 100,
+					execResult[ 4 ]
+				];
+			}
+		}],
+
+	// jQuery.Color( )
+	color = jQuery.Color = function( color, green, blue, alpha ) {
+		return new jQuery.Color.fn.parse( color, green, blue, alpha );
+	},
+	spaces = {
+		rgba: {
+			props: {
+				red: {
+					idx: 0,
+					type: "byte"
+				},
+				green: {
+					idx: 1,
+					type: "byte"
+				},
+				blue: {
+					idx: 2,
+					type: "byte"
+				}
+			}
+		},
+
+		hsla: {
+			props: {
+				hue: {
+					idx: 0,
+					type: "degrees"
+				},
+				saturation: {
+					idx: 1,
+					type: "percent"
+				},
+				lightness: {
+					idx: 2,
+					type: "percent"
+				}
+			}
+		}
+	},
+	propTypes = {
+		"byte": {
+			floor: true,
+			max: 255
+		},
+		"percent": {
+			max: 1
+		},
+		"degrees": {
+			mod: 360,
+			floor: true
+		}
+	},
+	support = color.support = {},
+
+	// element for support tests
+	supportElem = jQuery( "<p>" )[ 0 ],
+
+	// colors = jQuery.Color.names
+	colors,
+
+	// local aliases of functions called often
+	each = jQuery.each;
+
+// determine rgba support immediately
+supportElem.style.cssText = "background-color:rgba(1,1,1,.5)";
+support.rgba = supportElem.style.backgroundColor.indexOf( "rgba" ) > -1;
+
+// define cache name and alpha properties
+// for rgba and hsla spaces
+each( spaces, function( spaceName, space ) {
+	space.cache = "_" + spaceName;
+	space.props.alpha = {
+		idx: 3,
+		type: "percent",
+		def: 1
+	};
+});
+
+function clamp( value, prop, allowEmpty ) {
+	var type = propTypes[ prop.type ] || {};
+
+	if ( value == null ) {
+		return (allowEmpty || !prop.def) ? null : prop.def;
+	}
+
+	// ~~ is an short way of doing floor for positive numbers
+	value = type.floor ? ~~value : parseFloat( value );
+
+	// IE will pass in empty strings as value for alpha,
+	// which will hit this case
+	if ( isNaN( value ) ) {
+		return prop.def;
+	}
+
+	if ( type.mod ) {
+		// we add mod before modding to make sure that negatives values
+		// get converted properly: -10 -> 350
+		return (value + type.mod) % type.mod;
+	}
+
+	// for now all property types without mod have min and max
+	return 0 > value ? 0 : type.max < value ? type.max : value;
+}
+
+function stringParse( string ) {
+	var inst = color(),
+		rgba = inst._rgba = [];
+
+	string = string.toLowerCase();
+
+	each( stringParsers, function( i, parser ) {
+		var parsed,
+			match = parser.re.exec( string ),
+			values = match && parser.parse( match ),
+			spaceName = parser.space || "rgba";
+
+		if ( values ) {
+			parsed = inst[ spaceName ]( values );
+
+			// if this was an rgba parse the assignment might happen twice
+			// oh well....
+			inst[ spaces[ spaceName ].cache ] = parsed[ spaces[ spaceName ].cache ];
+			rgba = inst._rgba = parsed._rgba;
+
+			// exit each( stringParsers ) here because we matched
+			return false;
+		}
+	});
+
+	// Found a stringParser that handled it
+	if ( rgba.length ) {
+
+		// if this came from a parsed string, force "transparent" when alpha is 0
+		// chrome, (and maybe others) return "transparent" as rgba(0,0,0,0)
+		if ( rgba.join() === "0,0,0,0" ) {
+			jQuery.extend( rgba, colors.transparent );
+		}
+		return inst;
+	}
+
+	// named colors
+	return colors[ string ];
+}
+
+color.fn = jQuery.extend( color.prototype, {
+	parse: function( red, green, blue, alpha ) {
+		if ( red === undefined ) {
+			this._rgba = [ null, null, null, null ];
+			return this;
+		}
+		if ( red.jquery || red.nodeType ) {
+			red = jQuery( red ).css( green );
+			green = undefined;
+		}
+
+		var inst = this,
+			type = jQuery.type( red ),
+			rgba = this._rgba = [],
+			source;
+
+		// more than 1 argument specified - assume ( red, green, blue, alpha )
+		if ( green !== undefined ) {
+			red = [ red, green, blue, alpha ];
+			type = "array";
+		}
+
+		if ( type === "string" ) {
+			return this.parse( stringParse( red ) || colors._default );
+		}
+
+		if ( type === "array" ) {
+			each( spaces.rgba.props, function( key, prop ) {
+				rgba[ prop.idx ] = clamp( red[ prop.idx ], prop );
+			});
+			return this;
+		}
+
+		if ( type === "object" ) {
+			if ( red instanceof color ) {
+				each( spaces, function( spaceName, space ) {
+					if ( red[ space.cache ] ) {
+						inst[ space.cache ] = red[ space.cache ].slice();
+					}
+				});
+			} else {
+				each( spaces, function( spaceName, space ) {
+					var cache = space.cache;
+					each( space.props, function( key, prop ) {
+
+						// if the cache doesn't exist, and we know how to convert
+						if ( !inst[ cache ] && space.to ) {
+
+							// if the value was null, we don't need to copy it
+							// if the key was alpha, we don't need to copy it either
+							if ( key === "alpha" || red[ key ] == null ) {
+								return;
+							}
+							inst[ cache ] = space.to( inst._rgba );
+						}
+
+						// this is the only case where we allow nulls for ALL properties.
+						// call clamp with alwaysAllowEmpty
+						inst[ cache ][ prop.idx ] = clamp( red[ key ], prop, true );
+					});
+
+					// everything defined but alpha?
+					if ( inst[ cache ] && jQuery.inArray( null, inst[ cache ].slice( 0, 3 ) ) < 0 ) {
+						// use the default of 1
+						inst[ cache ][ 3 ] = 1;
+						if ( space.from ) {
+							inst._rgba = space.from( inst[ cache ] );
+						}
+					}
+				});
+			}
+			return this;
+		}
+	},
+	is: function( compare ) {
+		var is = color( compare ),
+			same = true,
+			inst = this;
+
+		each( spaces, function( _, space ) {
+			var localCache,
+				isCache = is[ space.cache ];
+			if (isCache) {
+				localCache = inst[ space.cache ] || space.to && space.to( inst._rgba ) || [];
+				each( space.props, function( _, prop ) {
+					if ( isCache[ prop.idx ] != null ) {
+						same = ( isCache[ prop.idx ] === localCache[ prop.idx ] );
+						return same;
+					}
+				});
+			}
+			return same;
+		});
+		return same;
+	},
+	_space: function() {
+		var used = [],
+			inst = this;
+		each( spaces, function( spaceName, space ) {
+			if ( inst[ space.cache ] ) {
+				used.push( spaceName );
+			}
+		});
+		return used.pop();
+	},
+	transition: function( other, distance ) {
+		var end = color( other ),
+			spaceName = end._space(),
+			space = spaces[ spaceName ],
+			startColor = this.alpha() === 0 ? color( "transparent" ) : this,
+			start = startColor[ space.cache ] || space.to( startColor._rgba ),
+			result = start.slice();
+
+		end = end[ space.cache ];
+		each( space.props, function( key, prop ) {
+			var index = prop.idx,
+				startValue = start[ index ],
+				endValue = end[ index ],
+				type = propTypes[ prop.type ] || {};
+
+			// if null, don't override start value
+			if ( endValue === null ) {
+				return;
+			}
+			// if null - use end
+			if ( startValue === null ) {
+				result[ index ] = endValue;
+			} else {
+				if ( type.mod ) {
+					if ( endValue - startValue > type.mod / 2 ) {
+						startValue += type.mod;
+					} else if ( startValue - endValue > type.mod / 2 ) {
+						startValue -= type.mod;
+					}
+				}
+				result[ index ] = clamp( ( endValue - startValue ) * distance + startValue, prop );
+			}
+		});
+		return this[ spaceName ]( result );
+	},
+	blend: function( opaque ) {
+		// if we are already opaque - return ourself
+		if ( this._rgba[ 3 ] === 1 ) {
+			return this;
+		}
+
+		var rgb = this._rgba.slice(),
+			a = rgb.pop(),
+			blend = color( opaque )._rgba;
+
+		return color( jQuery.map( rgb, function( v, i ) {
+			return ( 1 - a ) * blend[ i ] + a * v;
+		}));
+	},
+	toRgbaString: function() {
+		var prefix = "rgba(",
+			rgba = jQuery.map( this._rgba, function( v, i ) {
+				return v == null ? ( i > 2 ? 1 : 0 ) : v;
+			});
+
+		if ( rgba[ 3 ] === 1 ) {
+			rgba.pop();
+			prefix = "rgb(";
+		}
+
+		return prefix + rgba.join() + ")";
+	},
+	toHslaString: function() {
+		var prefix = "hsla(",
+			hsla = jQuery.map( this.hsla(), function( v, i ) {
+				if ( v == null ) {
+					v = i > 2 ? 1 : 0;
+				}
+
+				// catch 1 and 2
+				if ( i && i < 3 ) {
+					v = Math.round( v * 100 ) + "%";
+				}
+				return v;
+			});
+
+		if ( hsla[ 3 ] === 1 ) {
+			hsla.pop();
+			prefix = "hsl(";
+		}
+		return prefix + hsla.join() + ")";
+	},
+	toHexString: function( includeAlpha ) {
+		var rgba = this._rgba.slice(),
+			alpha = rgba.pop();
+
+		if ( includeAlpha ) {
+			rgba.push( ~~( alpha * 255 ) );
+		}
+
+		return "#" + jQuery.map( rgba, function( v, i ) {
+
+			// default to 0 when nulls exist
+			v = ( v || 0 ).toString( 16 );
+			return v.length === 1 ? "0" + v : v;
+		}).join("");
+	},
+	toString: function() {
+		return this._rgba[ 3 ] === 0 ? "transparent" : this.toRgbaString();
+	}
+});
+color.fn.parse.prototype = color.fn;
+
+// hsla conversions adapted from:
+// https://code.google.com/p/maashaack/source/browse/packages/graphics/trunk/src/graphics/colors/HUE2RGB.as?r=5021
+
+function hue2rgb( p, q, h ) {
+	h = ( h + 1 ) % 1;
+	if ( h * 6 < 1 ) {
+		return p + (q - p) * h * 6;
+	}
+	if ( h * 2 < 1) {
+		return q;
+	}
+	if ( h * 3 < 2 ) {
+		return p + (q - p) * ((2/3) - h) * 6;
+	}
+	return p;
+}
+
+spaces.hsla.to = function ( rgba ) {
+	if ( rgba[ 0 ] == null || rgba[ 1 ] == null || rgba[ 2 ] == null ) {
+		return [ null, null, null, rgba[ 3 ] ];
+	}
+	var r = rgba[ 0 ] / 255,
+		g = rgba[ 1 ] / 255,
+		b = rgba[ 2 ] / 255,
+		a = rgba[ 3 ],
+		max = Math.max( r, g, b ),
+		min = Math.min( r, g, b ),
+		diff = max - min,
+		add = max + min,
+		l = add * 0.5,
+		h, s;
+
+	if ( min === max ) {
+		h = 0;
+	} else if ( r === max ) {
+		h = ( 60 * ( g - b ) / diff ) + 360;
+	} else if ( g === max ) {
+		h = ( 60 * ( b - r ) / diff ) + 120;
+	} else {
+		h = ( 60 * ( r - g ) / diff ) + 240;
+	}
+
+	// chroma (diff) == 0 means greyscale which, by definition, saturation = 0%
+	// otherwise, saturation is based on the ratio of chroma (diff) to lightness (add)
+	if ( diff === 0 ) {
+		s = 0;
+	} else if ( l <= 0.5 ) {
+		s = diff / add;
+	} else {
+		s = diff / ( 2 - add );
+	}
+	return [ Math.round(h) % 360, s, l, a == null ? 1 : a ];
+};
+
+spaces.hsla.from = function ( hsla ) {
+	if ( hsla[ 0 ] == null || hsla[ 1 ] == null || hsla[ 2 ] == null ) {
+		return [ null, null, null, hsla[ 3 ] ];
+	}
+	var h = hsla[ 0 ] / 360,
+		s = hsla[ 1 ],
+		l = hsla[ 2 ],
+		a = hsla[ 3 ],
+		q = l <= 0.5 ? l * ( 1 + s ) : l + s - l * s,
+		p = 2 * l - q,
+		r, g, b;
+
+	return [
+		Math.round( hue2rgb( p, q, h + ( 1 / 3 ) ) * 255 ),
+		Math.round( hue2rgb( p, q, h ) * 255 ),
+		Math.round( hue2rgb( p, q, h - ( 1 / 3 ) ) * 255 ),
+		a
+	];
+};
+
+
+each( spaces, function( spaceName, space ) {
+	var props = space.props,
+		cache = space.cache,
+		to = space.to,
+		from = space.from;
+
+	// makes rgba() and hsla()
+	color.fn[ spaceName ] = function( value ) {
+
+		// generate a cache for this space if it doesn't exist
+		if ( to && !this[ cache ] ) {
+			this[ cache ] = to( this._rgba );
+		}
+		if ( value === undefined ) {
+			return this[ cache ].slice();
+		}
+
+		var ret,
+			type = jQuery.type( value ),
+			arr = ( type === "array" || type === "object" ) ? value : arguments,
+			local = this[ cache ].slice();
+
+		each( props, function( key, prop ) {
+			var val = arr[ type === "object" ? key : prop.idx ];
+			if ( val == null ) {
+				val = local[ prop.idx ];
+			}
+			local[ prop.idx ] = clamp( val, prop );
+		});
+
+		if ( from ) {
+			ret = color( from( local ) );
+			ret[ cache ] = local;
+			return ret;
+		} else {
+			return color( local );
+		}
+	};
+
+	// makes red() green() blue() alpha() hue() saturation() lightness()
+	each( props, function( key, prop ) {
+		// alpha is included in more than one space
+		if ( color.fn[ key ] ) {
+			return;
+		}
+		color.fn[ key ] = function( value ) {
+			var vtype = jQuery.type( value ),
+				fn = ( key === "alpha" ? ( this._hsla ? "hsla" : "rgba" ) : spaceName ),
+				local = this[ fn ](),
+				cur = local[ prop.idx ],
+				match;
+
+			if ( vtype === "undefined" ) {
+				return cur;
+			}
+
+			if ( vtype === "function" ) {
+				value = value.call( this, cur );
+				vtype = jQuery.type( value );
+			}
+			if ( value == null && prop.empty ) {
+				return this;
+			}
+			if ( vtype === "string" ) {
+				match = rplusequals.exec( value );
+				if ( match ) {
+					value = cur + parseFloat( match[ 2 ] ) * ( match[ 1 ] === "+" ? 1 : -1 );
+				}
+			}
+			local[ prop.idx ] = value;
+			return this[ fn ]( local );
+		};
+	});
+});
+
+// add cssHook and .fx.step function for each named hook.
+// accept a space separated string of properties
+color.hook = function( hook ) {
+	var hooks = hook.split( " " );
+	each( hooks, function( i, hook ) {
+		jQuery.cssHooks[ hook ] = {
+			set: function( elem, value ) {
+				var parsed, curElem,
+					backgroundColor = "";
+
+				if ( jQuery.type( value ) !== "string" || ( parsed = stringParse( value ) ) ) {
+					value = color( parsed || value );
+					if ( !support.rgba && value._rgba[ 3 ] !== 1 ) {
+						curElem = hook === "backgroundColor" ? elem.parentNode : elem;
+						while (
+							(backgroundColor === "" || backgroundColor === "transparent") &&
+							curElem && curElem.style
+						) {
+							try {
+								backgroundColor = jQuery.css( curElem, "backgroundColor" );
+								curElem = curElem.parentNode;
+							} catch ( e ) {
+							}
+						}
+
+						value = value.blend( backgroundColor && backgroundColor !== "transparent" ?
+							backgroundColor :
+							"_default" );
+					}
+
+					value = value.toRgbaString();
+				}
+				try {
+					elem.style[ hook ] = value;
+				} catch( value ) {
+					// wrapped to prevent IE from throwing errors on "invalid" values like 'auto' or 'inherit'
+				}
+			}
+		};
+		jQuery.fx.step[ hook ] = function( fx ) {
+			if ( !fx.colorInit ) {
+				fx.start = color( fx.elem, hook );
+				fx.end = color( fx.end );
+				fx.colorInit = true;
+			}
+			jQuery.cssHooks[ hook ].set( fx.elem, fx.start.transition( fx.end, fx.pos ) );
+		};
+	});
+
+};
+
+color.hook( stepHooks );
+
+jQuery.cssHooks.borderColor = {
+	expand: function( value ) {
+		var expanded = {};
+
+		each( [ "Top", "Right", "Bottom", "Left" ], function( i, part ) {
+			expanded[ "border" + part + "Color" ] = value;
+		});
+		return expanded;
+	}
+};
+
+// Basic color names only.
+// Usage of any of the other color names requires adding yourself or including
+// jquery.color.svg-names.js.
+colors = jQuery.Color.names = {
+	// 4.1. Basic color keywords
+	aqua: "#00ffff",
+	black: "#000000",
+	blue: "#0000ff",
+	fuchsia: "#ff00ff",
+	gray: "#808080",
+	green: "#008000",
+	lime: "#00ff00",
+	maroon: "#800000",
+	navy: "#000080",
+	olive: "#808000",
+	purple: "#800080",
+	red: "#ff0000",
+	silver: "#c0c0c0",
+	teal: "#008080",
+	white: "#ffffff",
+	yellow: "#ffff00",
+
+	// 4.2.3. ‘transparent’ color keyword
+	transparent: [ null, null, null, 0 ],
+
+	_default: "#ffffff"
+};
+
+})( jQuery );

themes/integral/public/main.css

@@ -312,3 +312,9 @@ a:hover {
   padding: 5px 10px;
 }
 
+table.metrics {
+}
+
+.metrics th {
+  text-align: left;
+}

themes/integral/templates/_base.html

@@ -10,14 +10,15 @@ Released for free under a Creative Commons Attribution 2.5 License
     <title>{{template "title" .}}</title>
     <link href="/public/main.css" rel="stylesheet" type="text/css" />
     <link rel="shortcut icon" type="image/png" href="/public/images/favicon.png">
-    <script src="/public/jquery-1.5.2.min.js" type="text/javascript" charset="utf-8"></script>
+    <script src="/public/jquery-1.8.2.min.js" type="text/javascript" charset="utf-8"></script>
+    <script src="/public/jquery.color.js" type="text/javascript" charset="utf-8"></script>
     {{template "script" .}}
   </head>
   <body>
     <div id="header">
       <ul id="menu">
 	<li><a href="/" accesskey="1" title="">Home</a></li>
-	<li><a href="/" accesskey="2" title="">About</a></li>
+	<li><a href="/about" accesskey="2" title="">About</a></li>
       </ul>
       <form id="search" action="{{reverse "MailboxIndex"}}" method="GET">
 	<fieldset>

themes/integral/templates/root/about.html

@@ -0,0 +1,129 @@
+{{define "title"}}About Inbucket{{end}}
+
+{{define "script"}}
+<script>
+  jQuery.ajaxSetup({ cache: false })
+  flashOn = jQuery.Color("rgba(255,255,0,1)")
+  flashOff = jQuery.Color("rgba(255,255,0,0)")
+
+  function timeFilter(seconds) {
+    if (seconds < 60) {
+      return seconds + " seconds"
+      } else if (seconds < 3600) {
+      return (seconds/60).toFixed(0) + " minute(s)"
+      } else if (seconds < 86400) {
+      return (seconds/3600).toFixed(1) + " hour(s)"
+    }
+    return (seconds/86400).toFixed(0) + " day(s)"
+  }
+
+  function sizeFilter(bytes) {
+    if (bytes < 1024) {
+      return bytes + " bytes"
+      } else if (bytes < 1048576) {
+      return (bytes/1024).toFixed(0) + " KB"
+      } else if (bytes < 1073741824) {
+      return (bytes/1048576).toFixed(2) + " MB"
+    }
+    return (bytes/1073741824).toFixed(2) + " GB"
+  }
+
+  function numberFilter(x) {
+    var parts = x.toString().split(".");
+    parts[0] = parts[0].replace(/\B(?=(\d{3})+(?!\d))/g, ",");
+    return parts.join(".");
+  }
+
+  function metric(name, value) {
+    el = $('#m-' + name)
+    if (el.text() != value) {
+      el.text(value)
+      el.css('background-color', flashOn)
+      el.animate({ backgroundColor: flashOff }, 1500)
+    }
+  }
+
+  function displayMetrics(data, textStatus, jqXHR) {
+    metric('uptime', timeFilter(data.uptime))
+    metric('memstatsSys', sizeFilter(data.memstats.Sys))
+    metric('memstatsHeapAlloc', sizeFilter(data.memstats.HeapAlloc))
+    metric('memstatsHeapSys', sizeFilter(data.memstats.HeapSys))
+    metric('memstatsHeapObjects', numberFilter(data.memstats.HeapObjects))
+    metric('smtpConnectsTotal', numberFilter(data.smtp.connectsTotal))
+    metric('smtpConnectsCurrent', numberFilter(data.smtp.connectsCurrent))
+    metric('smtpDeliveredTotal', numberFilter(data.smtp.deliveredTotal))
+  }
+
+  function loadMetrics() {
+    // jQuery.getJSON( url [, data] [, success(data, textStatus, jqXHR)] )
+    jQuery.getJSON('/debug/vars', null, displayMetrics)
+  }
+
+  function aboutInit() {
+    loadMetrics()
+    setInterval(loadMetrics, 5000)
+  }
+
+  $(document).ready(aboutInit)
+</script>
+{{end}}
+
+{{define "menu"}}
+<div id="logo">
+  <h1><a href="/">inbucket</a></h1>
+  <h2>email testing service</h2>
+</div>
+{{end}}
+
+{{define "content"}}
+<h2>About Inbucket</h2>
+
+<p>Inbucket is an email testing service; it will accept email for any email
+address and make it available to view without a password.</p>
+
+<div class="box">
+  <h3>System Metrics</h3>
+  <table class="metrics">
+    <tr>
+      <th>Uptime:</th>
+      <td><span id="m-uptime">.</span></td>
+    </tr>
+    <tr>
+      <th>System Memory:</th>
+      <td><span id="m-memstatsSys">.</span></td>
+    </tr>
+    <tr>
+      <th>Heap Capacity:</th>
+      <td><span id="m-memstatsHeapSys">.</span></td>
+    </tr>
+    <tr>
+      <th>Heap In-Use:</th>
+      <td><span id="m-memstatsHeapAlloc">.</span></td>
+    </tr>
+    <tr>
+      <th>Heap # Objects:</th>
+      <td><span id="m-memstatsHeapObjects">.</span></td>
+    </tr>
+  </table>
+  <p class="last">&nbsp;</p>
+</div>
+<div class="box">
+  <h3>SMTP Metrics</h3>
+  <table class="metrics">
+    <tr>
+      <th>Total Connections:</th>
+      <td><span id="m-smtpConnectsTotal">.</span></td>
+    </tr>
+    <tr>
+      <th>Current Connections:</th>
+      <td><span id="m-smtpConnectsCurrent">.</span></td>
+    </tr>
+    <tr>
+      <th>Messages Delivered:</th>
+      <td><span id="m-smtpDeliveredTotal">.</span></td>
+    </tr>
+  </table>
+  <p class="last">&nbsp;</p>
+</div>
+{{end}}
+

web/root_controller.go

@@ -9,3 +9,9 @@ func RootIndex(w http.ResponseWriter, req *http.Request, ctx *Context) (err erro
 		"ctx": ctx,
 	})
 }
+
+func RootAbout(w http.ResponseWriter, req *http.Request, ctx *Context) (err error) {
+	return RenderTemplate("root/about.html", w, map[string]interface{}{
+		"ctx": ctx,
+	})
+}

web/server.go

@@ -31,6 +31,7 @@ func setupRoutes(cfg config.WebConfig) {
 
 	// Root
 	r.Path("/").Handler(handler(RootIndex)).Name("RootIndex").Methods("GET")
+	r.Path("/about").Handler(handler(RootAbout)).Name("RootAbout").Methods("GET")
 	r.Path("/mailbox").Handler(handler(MailboxIndex)).Name("MailboxIndex").Methods("GET")
 	r.Path("/mailbox/list/{name}").Handler(handler(MailboxList)).Name("MailboxList").Methods("GET")
 	r.Path("/mailbox/show/{name}/{id}").Handler(handler(MailboxShow)).Name("MailboxShow").Methods("GET")