renamed SATES21 -> SATES20

SATES20-CPCL-DYNA/cfg/dynamic.subs

@@ -0,0 +1,8 @@
+file "/ioc/data/SATES20-CPCL-DYNA/dynamic.template" {
+    pattern {
+        SYSTEM
+    }{
+        SATES20-DYNA
+    }
+}
+

SATES20-CPCL-DYNA/cfg/python/data.py

@@ -0,0 +1,24 @@
+
+def load_data(fn):
+    try:
+        with open(fn) as f:
+            data = f.read().split("\n")
+            data = set(data)
+            data.discard("") #TODO
+    except FileNotFoundError:
+        data = set()
+    return data
+
+def save_data(data, fn):
+    with open(fn, "w") as f:
+        data = "\n".join(sorted(data))
+        f.write(data)
+
+def mk_db(data, fn):
+    with open(fn, "w") as f:
+        for name in data:
+            entry = f'record(stringin, "$(SYSTEM):{name}") {{}}'
+            f.write(entry)
+            f.write("\n")
+
+

SATES20-CPCL-DYNA/cfg/python/log.py

@@ -0,0 +1,11 @@
+import logging
+
+log = logging.getLogger("dynaPV")
+log.setLevel("INFO")
+
+handler = logging.StreamHandler()
+formatter = logging.Formatter("%(asctime)s %(name)s %(levelname)s: %(message)s")
+handler.setFormatter(formatter)
+log.addHandler(handler)
+
+

SATES20-CPCL-DYNA/cfg/python/pvs.py

@@ -0,0 +1,38 @@
+from epics import PV
+
+from data import load_data, save_data, mk_db
+from log import log
+
+
+FN_ENTRIES = "/ioc/data/SATES20-CPCL-DYNA/entries"
+FN_DB_TMPL = "/ioc/data/SATES20-CPCL-DYNA/dynamic.template"
+
+
+def cb_new(value=None, **kwargs):
+    log.info(f"new: value={repr(value)} {kwargs}")
+    if not value:
+        return
+    data = load_data(FN_ENTRIES)
+    data.add(value)
+    save_data(data, FN_ENTRIES)
+    mk_db(data, FN_DB_TMPL)
+    log.info(f"data: {sorted(data)}")
+
+def cb_del(value=None, **kwargs):
+    log.info(f"del: value={repr(value)} {kwargs}")
+    if not value:
+        return
+    data = load_data(FN_ENTRIES)
+    data.discard(value)
+    save_data(data, FN_ENTRIES)
+    mk_db(data, FN_DB_TMPL)
+    log.info(f"data: {sorted(data)}")
+
+
+pv_new = PV("SATES20-DYNA:NEW")
+pv_new.add_callback(cb_new)
+
+pv_del = PV("SATES20-DYNA:DEL")
+pv_del.add_callback(cb_del)
+
+

SATES20-CPCL-DYNA/cfg/python/sigterm.py

@@ -0,0 +1,8 @@
+import signal
+
+def handler(*args, **kwargs):
+    raise KeyboardInterrupt
+
+signal.signal(signal.SIGTERM, handler)
+
+

SATES20-CPCL-DYNA/cfg/python/start.py

@@ -0,0 +1,15 @@
+from time import sleep, time
+
+import pvs
+import sigterm
+
+from log import log
+
+try:
+    while True:
+        sleep(5)
+        log.info("tick")
+except KeyboardInterrupt:
+    log.info("bye")
+
+