api: v3

api/src/ppman/repo.js

@@ -0,0 +1,66 @@
+const logger = require("logplease").create("ppman/repo")
+const cache = require("../cache")
+const CACHE_CONTEXT = "repo"
+
+const cp = require("child_process")
+const yaml = require("js-yaml")
+const { Package } = require("./package")
+const helpers = require("../helpers")
+
+class Repository {
+    constructor(slug, url){
+        this.slug = slug
+        this.url = new URL(url)
+        this.keys = []
+        this.packages = []
+        this.base_u_r_l=""
+        logger.debug(`Created repo slug=${this.slug} url=${this.url}`)
+    }
+
+    get cache_key(){
+        return cache.cache_key(CACHE_CONTEXT, this.slug)
+    }
+
+    async load(){
+        try{
+            var index = await cache.get(this.cache_key,async ()=>{
+                return helpers.buffer_from_u_r_l(this.url)
+            })
+
+            var repo = yaml.load(index)
+            if(repo.schema != "ppman-repo-1"){
+                throw new Error("YAML Schema unknown")
+            }
+
+            this.keys = repo.keys
+            this.packages = repo.packages.map(pkg => new Package(this, pkg))
+            this.base_u_r_l = repo.baseurl
+        }catch(err){
+            logger.error(`Failed to load repository ${this.slug}:`,err.message)
+        }
+    }
+
+
+    async importKeys(){
+        await this.load();
+        logger.info(`Importing keys for repo ${this.slug}`)
+
+        await new Promise((resolve,reject)=>{
+            const gpgspawn = cp.spawn("gpg", ['--receive-keys', this.keys], {
+                stdio: ["ignore", "ignore", "ignore"]
+            })
+
+            gpgspawn.once("exit", (code, _) => {
+                if(code == 0) resolve()
+                else reject(new Error("Failed to import keys"))
+            })
+
+            gpgspawn.once("error", reject)
+            
+        })
+
+    }
+
+}
+
+module.exports = {Repository}