#252646719

Committed 11 Mar 2022 06:54PM UTC coverage: 1.81%. Remained the same

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push

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Commit Message

Merge pull request #291 from suculent/thinx-swarm

fixes from production

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2 of 589 branches covered (0.34%)

Branch coverage included in aggregate %.

0 of 37 new or added lines in 7 files covered. (0.0%)

137 existing lines in 5 files now uncovered.

33 of 1345 relevant lines covered (2.45%)

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0.8

/lib/thinx/database.js

// Database Manager

const Globals = require("./globals.js");
const app_config = Globals.app_config();
const fs = require("fs-extra");
module.exports = class Database {

        constructor() {
                this.nano = require("nano")(app_config.database_uri);
                console.log("✅ [info] Loaded module: Database");
        }

        nano() {
                return this.nano;
        }

        null_cb(err, body, header) {
                // only unexpected errors should be logged
                if (process.env.ENVIRONMENT === "test") {
                        // The database may already exist.
                        if (err.ststusCode !== 412) {
                                console.log(err, body, header);
                        }
                }
        }

        // Designated initalizer
        init(callback) {

                console.log("ℹ️ [info] Initializing databases...");

                let db_names = [
                        "devices", "builds", "users", "logs"
                ];

                this.nano.db.list((err, existing_dbs) => {

                        if ((typeof(existing_dbs) === "undefined") || (existing_dbs === null)) existing_dbs = [];

                        db_names.forEach((name) => {

                                if (existing_dbs.includes(name)) {
                                        console.log("DB", name, "already exists.");
                                        return;
                                }

                                console.log("ℹ️ [info] Creating database", name);

                                const dbprefix = Globals.prefix();

                                this.nano.db.create(dbprefix + "managed_" + name).then((/* body */) => {
                                        var couch_db = this.nano.db.use(dbprefix + "managed_" + name);
                                        this.injectDesign(couch_db, name, "/opt/thinx/thinx-device-api/design/design_" + name + ".json");
                                        this.injectReplFilter(couch_db, "/opt/thinx/thinx-device-api/design/filters_" + name + ".json");
                                        console.log(`ℹ️ [info] managed_${name} db is ready now.`);
                                }).catch((err2) => {
                                        this.handleDatabaseErrors(err2, "managed_" + name);
                                });
                        });

                        this.nano.db.list((err2, new_dbs) => {
                                if (typeof (callback) !== "undefined") {
                                        callback(err2, new_dbs);
                                } else {
                                        return new_dbs;
                                }
                        });

                        setTimeout(() => {
                                setInterval(this.compactDatabases, 3600 * 1000); // Compact databases once an hour        
                        }, 30000);
                        
                });
        }

        compactDatabases(opt_callback) {
                const prefix = Globals.prefix();
                this.nano = require("nano")(app_config.database_uri);
                this.nano.db.compact(prefix + "managed_logs");
                this.nano.db.compact(prefix + "managed_builds");
                this.nano.db.compact(prefix + "managed_devices");
                this.nano.db.compact(prefix + "managed_users", "owners_by_username", (err) => {
                        if (err) {
                                if (typeof(opt_callback) !== "undefined") opt_callback(err);
                        } else {
                                console.log("» Database compact jobs completed.");
                                if (typeof(opt_callback) !== "undefined") opt_callback(true);
                        }
                });
        }

        // Database preparation on first run
        getDocument(file) {
                if (!fs.existsSync(file)) {
                        console.log("Initializing replication filter failed, file does not exist", file);
                        return false;
                }
                const data = fs.readFileSync(file);
                if (typeof (data) === "undefined") {
                        console.log("» [getDocument] no data read.");
                        return false;
                }
                // Parser may fail
                try {
                        return JSON.parse(data);
                } catch (e) {
                        console.log("» Document File may not exist: " + e);
                        return false;
                }
        }

        logCouchError(err, body, header, tag) {
                if (err !== null) {
                        if (err.toString().indexOf("conflict") === -1) {
                                console.log("☣️ [error] Couch Init error: ", err, body, header, tag);
                        }
                        if (err.toString().indexOf("ENOTFOUND") !== -1) {
                                console.log("Critical DB integration error, exiting.");
                                process.exit(1);
                        }
                } else {
                        return;
                }
                if (typeof (body) !== "undefined") {
                        console.log("☣️ [error] Log Couch Insert body: " + body + " " + tag);
                }
                if (typeof (header) !== "undefined") {
                        console.log("☣️ [error] Log Couchd Insert header: " + header + " " + tag);
                }
        }

        injectDesign(db, design, file) {
                if (typeof (design) === "undefined") return;
                let design_doc = this.getDocument(file);
                if (design_doc != null) {
                        db.insert(design_doc, "_design/" + design, (err, body, header) => {
                                this.logCouchError(err, body, header, "init:design:" + design); // returns if no err
                        });
                } else {
                        console.log("☣️ [error] Design doc injection issue at " + file);
                }
        }

        injectReplFilter(db, file) {
                let filter_doc = this.getDocument(file);
                if (filter_doc !== false) {
                        db.insert(filter_doc, "_design/repl_filters", (err, body, header) => {
                                this.logCouchError(err, body, header, "init:repl:" + JSON.stringify(filter_doc)); // returns if no err
                        });
                } else {
                        console.log("☣️ [error] Filter doc injection issue (no doc) at " + file);
                }
        }

        handleDatabaseErrors(err, name) {
                if (err.toString().indexOf("the file already exists") !== -1) {
                        // silently fail, this is ok
                } else if (err.toString().indexOf("error happened") !== -1) {
                        console.log("🚫 [critical] Database connectivity issue. " + err.toString() + " URI: " + app_config.database_uri);
                        // give some time for DB to wake up until next try, also prevents too fast restarts...
                        setTimeout(() => {
                                process.exit(1);
                        }, 1000);
                } else {
                        console.log("🚫 [critical] Database " + name + " creation failed. " + err + " URI: " + app_config.database_uri);
                        setTimeout(() => {
                                process.exit(2);
                        }, 1000);
                }
        }
};

1	// Database Manager
2
3	const Globals = require("./globals.js");	1✔
4	const app_config = Globals.app_config();	×
5	const fs = require("fs-extra");	×
6	module.exports = class Database {	×
7
8	constructor() {
9	this.nano = require("nano")(app_config.database_uri);	×
NEW 10	console.log("✅ [info] Loaded module: Database");	×
11	}
12
13	nano() {
UNCOV 14	return this.nano;	×
15	}
16
17	null_cb(err, body, header) {
18	// only unexpected errors should be logged
UNCOV 19	if (process.env.ENVIRONMENT === "test") {	×
20	// The database may already exist.
21	if (err.ststusCode !== 412) {	×
UNCOV 22	console.log(err, body, header);	×
23	}
24	}
25	}
26
27	// Designated initalizer
28	init(callback) {
29
NEW 30	console.log("ℹ️ [info] Initializing databases...");	×
31
UNCOV 32	let db_names = [	×
33	"devices", "builds", "users", "logs"
34	];
35
UNCOV 36	this.nano.db.list((err, existing_dbs) => {	×
37
UNCOV 38	if ((typeof(existing_dbs) === "undefined") \|\| (existing_dbs === null)) existing_dbs = [];	×
39
UNCOV 40	db_names.forEach((name) => {	×
41
42	if (existing_dbs.includes(name)) {	×
43	console.log("DB", name, "already exists.");	×
UNCOV 44	return;	×
45	}
46
NEW 47	console.log("ℹ️ [info] Creating database", name);	×
48
UNCOV 49	const dbprefix = Globals.prefix();	×
50
51	this.nano.db.create(dbprefix + "managed_" + name).then((/* body */) => {	×
52	var couch_db = this.nano.db.use(dbprefix + "managed_" + name);	×
53	this.injectDesign(couch_db, name, "/opt/thinx/thinx-device-api/design/design_" + name + ".json");	×
54	this.injectReplFilter(couch_db, "/opt/thinx/thinx-device-api/design/filters_" + name + ".json");	×
NEW 55	console.log(`ℹ️ [info] managed_${name} db is ready now.`);	×
56	}).catch((err2) => {
UNCOV 57	this.handleDatabaseErrors(err2, "managed_" + name);	×
58	});
59	});
60
61	this.nano.db.list((err2, new_dbs) => {	×
62	if (typeof (callback) !== "undefined") {	×
UNCOV 63	callback(err2, new_dbs);	×
64	} else {
UNCOV 65	return new_dbs;	×
66	}
67	});
68
69	setTimeout(() => {	×
UNCOV 70	setInterval(this.compactDatabases, 3600 * 1000); // Compact databases once an hour	×
71	}, 30000);
72
73	});
74	}
75
76	compactDatabases(opt_callback) {
77	const prefix = Globals.prefix();	×
78	this.nano = require("nano")(app_config.database_uri);	×
79	this.nano.db.compact(prefix + "managed_logs");	×
80	this.nano.db.compact(prefix + "managed_builds");	×
81	this.nano.db.compact(prefix + "managed_devices");	×
82	this.nano.db.compact(prefix + "managed_users", "owners_by_username", (err) => {	×
83	if (err) {	×
UNCOV 84	if (typeof(opt_callback) !== "undefined") opt_callback(err);	×
85	} else {
86	console.log("» Database compact jobs completed.");	×
UNCOV 87	if (typeof(opt_callback) !== "undefined") opt_callback(true);	×
88	}
89	});
90	}
91
92	// Database preparation on first run
93	getDocument(file) {
94	if (!fs.existsSync(file)) {	×
95	console.log("Initializing replication filter failed, file does not exist", file);	×
UNCOV 96	return false;	×
97	}
98	const data = fs.readFileSync(file);	×
99	if (typeof (data) === "undefined") {	×
100	console.log("» [getDocument] no data read.");	×
UNCOV 101	return false;	×
102	}
103	// Parser may fail
104	try {	×
UNCOV 105	return JSON.parse(data);	×
106	} catch (e) {
107	console.log("» Document File may not exist: " + e);	×
UNCOV 108	return false;	×
109	}
110	}
111
112	logCouchError(err, body, header, tag) {
113	if (err !== null) {	×
114	if (err.toString().indexOf("conflict") === -1) {	×
NEW 115	console.log("☣️ [error] Couch Init error: ", err, body, header, tag);	×
116	}
117	if (err.toString().indexOf("ENOTFOUND") !== -1) {	×
118	console.log("Critical DB integration error, exiting.");	×
UNCOV 119	process.exit(1);	×
120	}
121	} else {
UNCOV 122	return;	×
123	}
124	if (typeof (body) !== "undefined") {	×
NEW 125	console.log("☣️ [error] Log Couch Insert body: " + body + " " + tag);	×
126	}
127	if (typeof (header) !== "undefined") {	×
NEW 128	console.log("☣️ [error] Log Couchd Insert header: " + header + " " + tag);	×
129	}
130	}
131
132	injectDesign(db, design, file) {
133	if (typeof (design) === "undefined") return;	×
134	let design_doc = this.getDocument(file);	×
135	if (design_doc != null) {	×
136	db.insert(design_doc, "_design/" + design, (err, body, header) => {	×
UNCOV 137	this.logCouchError(err, body, header, "init:design:" + design); // returns if no err	×
138	});
139	} else {
NEW 140	console.log("☣️ [error] Design doc injection issue at " + file);	×
141	}
142	}
143
144	injectReplFilter(db, file) {
145	let filter_doc = this.getDocument(file);	×
146	if (filter_doc !== false) {	×
147	db.insert(filter_doc, "_design/repl_filters", (err, body, header) => {	×
UNCOV 148	this.logCouchError(err, body, header, "init:repl:" + JSON.stringify(filter_doc)); // returns if no err	×
149	});
150	} else {
NEW 151	console.log("☣️ [error] Filter doc injection issue (no doc) at " + file);	×
152	}
153	}
154
155	handleDatabaseErrors(err, name) {
UNCOV 156	if (err.toString().indexOf("the file already exists") !== -1) {	×
157	// silently fail, this is ok
158	} else if (err.toString().indexOf("error happened") !== -1) {	×
NEW 159	console.log("🚫 [critical] Database connectivity issue. " + err.toString() + " URI: " + app_config.database_uri);	×
160	// give some time for DB to wake up until next try, also prevents too fast restarts...
161	setTimeout(() => {	×
UNCOV 162	process.exit(1);	×
163	}, 1000);
164	} else {
NEW 165	console.log("🚫 [critical] Database " + name + " creation failed. " + err + " URI: " + app_config.database_uri);	×
166	setTimeout(() => {	×
UNCOV 167	process.exit(2);	×
168	}, 1000);
169	}
170	}
171	};

suculent / thinx-device-api / #252646719

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