Add a script to trigger refresh on packages that need one

Signed-off-by: Nicolas Belouin <nicolas.belouin@suse.com>

.obs/common.py

@@ -1,3 +1,3 @@
-PROJECT = "isv:SUSE:Edge:Factory"
+PROJECT = "isv:SUSE:Edge:Factory:Devel"
 REPOSITORY = "https://src.opensuse.org/suse-edge/Factory"
-BRANCH = "main"
+BRANCH = "devel"

.obs/trigger_package.py

@@ -0,0 +1,65 @@
+import xml.etree.ElementTree as ET
+import subprocess
+
+from sync_packages import get_local_packages
+from common import PROJECT
+
+def get_service_repo(package):
+    with open(f"{package}/_service") as service:
+        root = ET.parse(service).getroot()
+        for service in root.findall("service"):
+            if service.get("mode") in ["manual", "disabled"]:
+                continue
+            if service.get("name") not in ["obs_scm", "tar_scm"]:
+                continue
+            ref = service.find("param[@name='revision']").text
+            repo = service.find("param[@name='url']").text
+            return (repo, ref)
+    return None
+    
+
+def get_remote_ref(project, package):
+    files = subprocess.run(["osc", "ls", "-e", project, package], encoding='utf-8' , capture_output=True).stdout.splitlines()
+    for filename in files:
+        if filename.startswith("_service") and filename.endswith(".obsinfo"):
+            obsinfo = subprocess.run(["osc", "cat", project, package, filename], encoding='utf-8' , capture_output=True).stdout.splitlines()
+            for line in obsinfo:
+                if line.startswith("commit:"):
+                    return line.split(':')[-1].strip()
+
+def get_upstream_ref(repo, ref):
+    refs = subprocess.run(["git", "ls-remote", repo, ref, f"{ref}^{{}}"], encoding='utf-8' , capture_output=True).stdout.splitlines()
+    refpath = ref.split('/')
+    best = None
+    for rref in refs:
+        value = rref.split('\t')
+        (sha, name) = (value[0].strip(), value[1].strip())
+        namepath = name.split('/')
+        if len(namepath) == len(refpath) or len(namepath) - 2 == len(refpath):
+            if name.endswith(ref) and best is None:
+                best = sha
+            if name.endswith("^{}"):
+                best = sha
+    return best
+
+def trigger_service(project, package):
+    subprocess.run(["osc", "service", "remoterun", project, package], encoding="utf-8",check=True)
+
+def main():
+    packages = get_local_packages()
+    for package in packages:
+        try:
+            (repo, ref) = get_service_repo(package)
+            print(f"{package} uses {repo} at {ref}")
+        except: # Package is not using server side scm service
+            continue
+        remote_ref = get_remote_ref(PROJECT, package)
+        upstream_ref = get_upstream_ref(repo, ref)
+        if upstream_ref != remote_ref:
+            print(f"\t{package} needs a refresh")
+            print(f"\tOBS ref is {remote_ref}")
+            print(f"\tgit ref is {upstream_ref}")
+            trigger_service(PROJECT, package)
+            
+if __name__ == "__main__":
+    main()