From 0fe35c298f313a0b0cd218a40b4cad7a0d1cf162 Mon Sep 17 00:00:00 2001
From: Matt Simerson <matt@tnpi.net>
Date: Wed, 8 May 2024 09:22:56 -0700
Subject: [PATCH] esets: repackaged as NPM module

---
 Changes.md            |  1 +
 Plugins.md            |  2 +-
 docs/plugins/esets.md |  8 -----
 package.json          |  1 +
 plugins/esets.js      | 71 -------------------------------------------
 5 files changed, 3 insertions(+), 80 deletions(-)
 delete mode 100644 docs/plugins/esets.md
 delete mode 100644 plugins/esets.js

diff --git a/Changes.md b/Changes.md
index 97d5fe450..6e0d2da69 100644
--- a/Changes.md
+++ b/Changes.md
@@ -19,6 +19,7 @@
   - NOTE: remove a handful of 3.0 sunset property names #3315
 - deps: bump all versions to latest #3303, #3344
 - dkim: repackaged as NPM module #3311
+- esets: repackaged as NPM module
 - greylist: repackaged as NPM module
 - new NPM plugin dns-list, repackages dnsbl, dnswl, backscatterer #3313
 - when using message-stream, don't send default options #3290
diff --git a/Plugins.md b/Plugins.md
index c5010a1ca..343e03d93 100644
--- a/Plugins.md
+++ b/Plugins.md
@@ -157,7 +157,7 @@ A comprehensive list of known plugins. Create a PR to add yours to these lists.
 [url-opendkim]: https://www.npmjs.com/package/haraka-plugin-opendkim
 [url-dns-list]: https://github.com/haraka/haraka-plugin-dns-list
 [url-early]: https://github.com/haraka/Haraka/blob/master/docs/plugins/early_talker.md
-[url-esets]: https://github.com/haraka/Haraka/blob/master/docs/plugins/esets.md
+[url-esets]: https://github.com/haraka/haraka-plugin-esets
 [url-geoip]: https://github.com/haraka/haraka-plugin-geoip
 [url-graph]: https://github.com/haraka/haraka-plugin-graph
 [url-greylist]: https://github.com/haraka/haraka-plugin-greylist
diff --git a/docs/plugins/esets.md b/docs/plugins/esets.md
deleted file mode 100644
index e491aa842..000000000
--- a/docs/plugins/esets.md
+++ /dev/null
@@ -1,8 +0,0 @@
-esets
------
-
-This plugin allows virus scanning with ESET Mail Security for Linux/BSD.
-
-Install the software as per the intructions from ESET and enable this plugin
-and it will scan each message using the "esets_cli" command which defaults to
-/opt/eset/esets/bin/esets_cli.
diff --git a/package.json b/package.json
index e081e292b..56c5e3d41 100644
--- a/package.json
+++ b/package.json
@@ -56,6 +56,7 @@
     "haraka-plugin-dkim": "^1.0.3",
     "haraka-plugin-dns-list": "^1.2.0",
     "haraka-plugin-elasticsearch": "^8.0.2",
+    "haraka-plugin-esets": "^1.0.0",
     "haraka-plugin-fcrdns": "^1.1.0",
     "haraka-plugin-geoip": "^1.1.0",
     "haraka-plugin-graph": "^1.0.5",
diff --git a/plugins/esets.js b/plugins/esets.js
deleted file mode 100644
index cc4d25547..000000000
--- a/plugins/esets.js
+++ /dev/null
@@ -1,71 +0,0 @@
-// esets
-const fs = require('fs');
-const child_process = require('child_process');
-const virus_re = new RegExp('virus="([^"]+)"');
-
-exports.hook_data_post = function (next, connection) {
-    const plugin = this;
-    const cfg = this.config.get('esets.ini');
-
-    // Write message to temporary file
-    const tmpdir = cfg.main.tmpdir || '/tmp';
-    const tmpfile = `${tmpdir}/${connection?.transaction?.uuid}.esets`;
-    const ws = fs.createWriteStream(tmpfile);
-
-    ws.once('error', err => {
-        connection.logerror(plugin, `Error writing temporary file: ${err.message}`);
-        next();
-    });
-
-    let start_time;
-
-    function wsOnClose (error, stdout, stderr) {
-        // Remove the temporary file
-        fs.unlink(tmpfile, () => {});
-
-        // Timing
-        const end_time = Date.now();
-        const elapsed = end_time - start_time;
-
-        // Debugging
-        [stdout, stderr].forEach(channel => {
-            if (channel) {
-                const lines = channel.split('\n');
-                for (const line of lines) {
-                    if (line) connection.logdebug(plugin, `recv: ${line}`);
-                }
-            }
-        });
-
-        // Get virus name
-        let virus = virus_re.exec(stdout)
-        if (virus) virus = virus[1];
-
-        // Log a summary
-        const exit_code = parseInt((error) ? error.code : 0)
-        connection.loginfo(plugin, `elapsed=${elapsed}ms code=${exit_code
-        }${exit_code === 0 || (exit_code > 1 && exit_code < 4)
-            ? ` virus="${virus}"`
-            : ` error="${(stdout || stderr || 'UNKNOWN').replace('\n',' ').trim()}"`}`);
-
-        // esets_cli returns non-zero exit on virus/error
-        if (exit_code) {
-            if (exit_code > 1 && exit_code < 4) {
-                return next(DENY, `Message is infected with ${virus || 'UNKNOWN'}`);
-            }
-            else {
-                return next(DENYSOFT, 'Virus scanner error');
-            }
-        }
-        next();
-    }
-
-    ws.once('close', () => {
-        start_time = Date.now();
-        child_process.exec(`LANG=C /opt/eset/esets/bin/esets_cli ${tmpfile}`,
-            { encoding: 'utf8', timeout: 30 * 1000 },
-            wsOnClose);
-    });
-
-    connection.transaction.message_stream.pipe(ws);
-}