(#7749) run yaml-lint and pylint as github action

* run yaml-lint as github action

* add recipe_linter

* add github action problem matchers

* demo errors

* libpq: Update Conan conventions

Automatically created by bincrafters-conventions 0.30.5

* Update conandata.yml

* Update conanfile.py

* remove workflow_dispatch

* fix path

Co-authored-by: bincrafters-user <bincrafters@gmail.com>
Co-authored-by: Uilian Ries <uilianries@gmail.com>

.github/recipe_linter.json

@@ -0,0 +1,32 @@
+{
+    "problemMatcher": [
+        {
+            "owner": "recipe_linter_errors",
+            "severity": "error",
+            "pattern": [
+                {
+                    "regexp": "(\\S+):(\\d+):(\\d+):\\s(E\\d+):\\s(.+)\\s\\((\\S+)\\)",
+                    "file": 1,
+                    "line": 2,
+                    "column": 3,
+                    "message": 5,
+                    "code": 4
+                }
+            ]
+        },
+        {
+            "owner": "recipe_linter_warnings",
+            "severity": "warning",
+            "pattern": [
+                {
+                    "regexp": "(\\S+):(\\d+):(\\d+):\\s(W\\d+):\\s(.+)\\s\\((\\S+)\\)",
+                    "file": 1,
+                    "line": 2,
+                    "column": 3,
+                    "message": 5,
+                    "code": 4
+                }
+            ]
+        }
+    ]
+}

.github/runlint.py

@@ -0,0 +1,53 @@
+import os
+import yaml
+import requests
+import packaging.version
+import subprocess
+import platform
+import sys
+
+
+def main(pr):
+    session = requests.session()
+    session.headers = {}
+    token = os.getenv("GH_TOKEN")
+    if token:
+        session.headers["Authorization"] = "token %s" % token
+
+    session.headers["Accept"] = "application/vnd.github.v3+json"
+    session.headers["User-Agent"] = "request"
+    session.auth = None
+    # if user and pw:
+    #    session.auth = requests.auth.HTTPBasicAuth(user, pw)
+
+    github_server_url = os.getenv("GITHUB_SERVER_URL")
+    github_repo = os.getenv("GITHUB_REPOSITORY")
+
+    r = session.request("GET", f"{github_server_url}/{github_repo}/pull/{pr}.diff")
+    r.raise_for_status()
+    diff = r.text
+    packages = set()
+    for line in diff.split("\n"):
+        if line.startswith("+++ b/recipes/") or line.startswith("--- a/recipes/"):
+            packages.add(line.split("/")[2])
+    for package in packages:
+        version = packaging.version.Version("0.0.0")
+        folder = ""
+        with open(os.path.join("recipes", package, "config.yml"), "r") as file:
+            config = yaml.safe_load(file)
+            for v in config["versions"]:
+                try:
+                    tmpVer = packaging.version.Version(v)
+                    if tmpVer > version:
+                        version = tmpVer
+                        folder = config["versions"][v]["folder"]
+                except packaging.version.InvalidVersion:
+                    print("Error parsing version %s for package %s in pr %s" % (v, package, pr))
+
+        shell = bool(platform.system() != "Windows")
+        command = "conan export %s %s/%s@" % (os.path.join("recipes", package, folder), package, version)
+        p = subprocess.run(command, shell=shell, check=True)
+
+if __name__ == "__main__":
+    # execute only if run as a script
+    main(sys.argv[1])

.github/workflows/linters.yml

@@ -0,0 +1,33 @@
+name: run linters
+
+on:
+  pull_request:
+
+jobs:
+  lint:
+    env:
+      CONAN_YAMLLINT_WERR: 1
+      CONAN_PYLINT_WERR: 1
+    strategy:
+      fail-fast: false
+      matrix:
+        hook: [".github/yaml_linter", ".github/recipe_linter"]
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v2.2.2
+        with:
+          python-version: "3.8"
+
+      - run: "pip3 install conan yamllint packaging pylint==2.10.2 astroid"
+
+      - name: install hook
+        run: |
+          conan config install https://github.com/conan-io/hooks.git
+          conan config set hooks.${{ matrix.hook }}
+
+      - name: run lint
+        run:  |
+          echo "::add-matcher::${{ matrix.hook }}.json"
+          python3 .github/runlint.py ${{ github.event.pull_request.number }}

.github/yaml_linter.json

@@ -0,0 +1,18 @@
+{
+    "problemMatcher": [
+        {
+            "owner": "yaml_linter",
+            "pattern": [
+                {
+                    "regexp": "^\\[HOOK\\s-\\syaml_linter\\.py\\]\\spre_export\\(\\):\\s(.+):(\\d+):(\\d+):\\s\\[(\\S+)\\]\\s(.+)\\s\\((.+)\\)$",
+                    "file": 1,
+                    "line": 2,
+                    "column": 3,
+                    "severity": 4,
+                    "message": 5,
+                    "code": 6
+                }
+            ]
+        }        
+    ]
+}