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class Organization:
def __init__(self, dp, guimode=False, ajax_request=False):
self.sectionset = None
self.subsectionset = None
self.guimode = guimode
cl = dp.cluster
# Define menu & subsections structure
if guimode:
if cl.leaderfound():
self.menu_tree = [
["ST", ["ST"]],
["IN", ["IG", "IM", "LI", "IC", "FL", "CL", "MU"]],
["CS", ["CS", "MB"]],
["HD", ["HD"]],
["EX", ["EX"]],
["MD", ["MS", "MO", "OF"]],
["RP", ["SC", "PA"]],
["QU", ["QU"]],
["XC", ["MC", "CC"]]
]
elif cl.electfound():
self.menu_tree = [
["ST", ["ST"]],
["IN", ["IG", "IM", "LI", "IC", "FL", "CL", "MU"]],
["CS", ["CS", "MB"]],
["HD", ["HD"]],
["EX", ["EX"]],
["QU", ["QU"]],
["XC", ["MC", "CC"]]
]
elif cl.followerfound() or cl.usurperfound():
self.menu_tree = [
["IN", ["IG", "IM", "LI", "IC", "FL", "CL", "MU"]],
["MC", ["MC"]]
]
else:
self.menu_tree = [
["IN", ["IG", "IM", "LI", "IC", "FL", "CL", "MU"]]
]
else:
# Define menu & subsections structure
if cl.leaderfound():
self.menu_tree = [
["IN", ["IG", "IM", "LI", "IC", "IL", "MF", "MU"]],
["CS", ["CS"]],
["MB", ["MB"]],
["HD", ["HD"]],
["EX", ["EX"]],
["MD", ["MS", "OF", "AL", "MO"]],
["RP", ["SC", "PA"]],
["RS", ["SC", "PA", "OF", "AL"]], # backwards compatibility
["QU", ["QU"]],
["MC", ["MC"]],
["CC", ["CC"]]
]
elif cl.electfound():
self.menu_tree = [
["IN", ["IG", "IM", "LI", "IC", "IL", "MF", "MU"]],
["CS", ["CS"]],
["MB", ["MB"]],
["HD", ["HD"]],
["EX", ["EX"]],
["QU", ["QU"]],
["MC", ["MC"]],
["CC", ["CC"]]
]
elif cl.followerfound() or cl.usurperfound():
self.menu_tree = [
["IN", ["IG", "IM", "LI", "IC", "IL", "MF", "MU"]],
["MC", ["MC"]]
]
elif cl.anyfound():
self.menu_tree = [
["IN", ["IG", "IM", "LI", "IC", "IL", "MF", "MU"]]
]
else:
self.menu_tree = None
# sections names and render conditions
self.sections_defs = {
"ST":("Status", lambda: guimode and (cl.leaderfound() or cl.electfound())),
"IN":("Info", lambda: True),
"IG":("Cluster Summary", lambda: cl.master()!=None),
"IM":("Metadata Servers (Masters)",lambda: len(dp.get_masterservers(None))>0),
"MB":("Metadata backup loggers", lambda: cl.leaderfound() and cl.master()!=None),
"LI":("Licence Info", lambda: cl.leaderfound() and cl.master()!=None and cl.master().is_pro()),
"IC":("Chunk Matrix Table", lambda: cl.leaderfound()),
"IL":("Self-check Loops", lambda: cl.leaderfound() and not guimode),
"MF":("Missing Files", lambda: cl.leaderfound() and ((cl.master().version_at_least(2,0,66) and cl.master().version_less_than(3,0,0)) or cl.master().version_at_least(3,0,19))),
"FL":("Filesystem Self-check Loop",lambda: cl.leaderfound() and guimode), #GUI only
"CL":("Chunks Housekeeping Loop", lambda: cl.leaderfound() and guimode), #GUI only
"MU":("Memory Usage", lambda: cl.leaderfound() and cl.master()!=None),
"CS":("Chunkservers", lambda: cl.master()!=None),
"HD":("Disks", lambda: cl.master()!=None),
"EX":("Exports", lambda: cl.master()!=None),
"MD":("Mounts", lambda: cl.leaderfound()),
"MS":("Parameters", lambda: cl.leaderfound()),
"MO":("Operations", lambda: cl.leaderfound()),
"OF":("Open files and locks", lambda: cl.leaderfound()),
"AL":("Acquired locks", lambda: cl.leaderfound() and not guimode), #CLI only, for GUI "AL" is in "OF"
"RP":("Redundancy", lambda: cl.leaderfound()),
"SC":("Storage Classes", lambda: cl.leaderfound()),
"PA":("Override Patterns", lambda: cl.leaderfound() and cl.master().version_at_least(4,2,0)),
"RS":("Resources", lambda: cl.leaderfound()),# backwards compatibility
"QU":("Quotas", lambda: cl.master()!=None),
"XC":("Charts", lambda: cl.master()!=None and not ajax_request),
"MC":("Master servers", lambda: cl.master()!=None and not ajax_request),
"CC":("Chunkservers", lambda: cl.master()!=None and not ajax_request)
}
def set_sections(self, sectionset, subsectionset=None):
self.sectionset = sectionset
self.subsectionset = subsectionset
def get_default_section(self):
return self.menu_tree[0][0]
# returns list of subsections ids for given menu section
def menu_subitems(self, section):
for menu_item in self.menu_tree:
if menu_item[0]==section:
return menu_item[1]
return []
# Decide if section should be rendered
def shall_render(self, section):
if self.sectionset==None:
raise Exception("Organization object is not initialized properly: set_sections() must be called before shall_render()")
# render section if it's in the sectionset
effective_sectionset = set(self.sectionset)
if self.guimode:
if self.subsectionset==None:
raise Exception("Organization object is not initialized properly: set_sections() must be called before shall_render()")
# adjust default subsections
if "RP" in self.sectionset:
if len(self.subsectionset.intersection(set(self.menu_subitems("RP"))))==0:
self.subsectionset |= set(("SC",)) # add Storage Classes section by default if Redundancy Policy is selected
if "IN" in self.sectionset:
if len(self.subsectionset.intersection(set(self.menu_subitems("IN"))))==0:
self.subsectionset |= set((self.menu_subitems("IN"))) # add all subsections by default if Info is selected
# render subsection only if
# its main section is visible and it's in the subsectionset
# or its main section is visible and there no subsections for this main section specified
for main_section in self.sectionset:
subitemset = set(self.menu_subitems(main_section))
itsmainsectionvisible = section in subitemset
if itsmainsectionvisible and section in self.subsectionset:
effective_sectionset |= set((section,))
break
else:
# for CLI render all subsections if the main section is selected
for s in self.sectionset:
effective_sectionset |= set(self.menu_subitems(s))
if section in effective_sectionset:
return self.sections_defs[section][1]() # render this section if condition is met
return False # don't render
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