first add files

sbin/sunyums

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+#!/usr/bin/python
+#coding:utf-8
+import os, sys
+import yum, pickle
+import tempfile
+usages = \
+"""
+Usage: sunyums [OPTION]... [FILE]...
+    Output and match all dependent installation packages
+
+Example:
+ sunyums packname1 packname2
+ sunyums packname1 packname2 --config=file --comps=comps.xml
+ sunyums packname1 packname2 --mandatory=1 --default=1 --options=0
+
+Options:
+    --config=file.conf  supply an yum config file,  default: optional
+    --comps=comps.xml   supply an parsed comps.xml  default: optional
+    --mandatory=True    include mandatory packages  default: True
+    --default=True      include mandatory packages  default: True
+    --options=False     include mandatory packages  default: False
+"""
+class Application(object):
+
+    def __init__(self, args):
+        self.args       = args[1:]
+        self.yums       = yum.YumBase()
+        self.comps      = None
+        self.config     = None
+        self.groups     = []
+        self.mandatory  = True
+        self.default    = True
+        self.options    = False
+
+        self.basePacks  = []
+        self.origPacks  = []
+        self.packages   = []
+
+    def str2bool(self, s):
+        """Converts an on/off, yes/no, true/false string to 1/0."""
+        if s and s.upper() in [ 'ON', 'YES', 'Y', 'TRUE', '1', 'ENABLED', 'ENABLE']:
+            return True
+        else:
+            return False
+
+    def usages(self):
+        print usages
+        sys.exit(0)
+
+    def parseArgs(self):
+
+        if not self.args: 
+            self.usages()
+
+        for arg in self.args:
+            if arg in [ '-h', '--help']:
+                self.usages()
+
+            elif arg.startswith('--comps='):
+                self.comps = arg.split('=')[1]
+                
+            elif arg.startswith('--config='):
+                self.config = arg.split('=')[1]
+
+            elif arg.startswith('--mandatory='):
+                self.mandatory = self.str2bool(arg.split('=')[1])
+
+            elif arg.startswith('--default='):
+                self.default = self.str2bool(arg.split('=')[1])
+
+            elif arg.startswith('--options='):
+                self.options = self.str2bool(arg.split('=')[1])
+
+            else:
+                self.groups.append(arg)
+
+    def depends(self):
+        pkgs = []
+        avail = self.yums.pkgSack.returnNewestByNameArch()
+        for p in avail:
+            if p.name in self.basePacks:
+                pkgs.append(p)
+
+        done = 0
+        while not done:
+            done = 1
+            results = self.yums.findDeps(pkgs)
+            for pkg in results.keys():
+                for req in results[pkg].keys():
+                    reqlist = results[pkg][req]
+                    for r in reqlist:
+                        if r.name not in self.basePacks:
+                            self.basePacks.append(r.name)
+                            pkgs.append(r)
+                            done = 0
+
+    def allgroups(self):
+        for grp in self.yums.comps.groups:
+            self.packages.extend(grp.packages)
+
+    def handerPackages(self, name):
+        if not self.packages:
+            self.allgroups()
+
+        if name in self.packages and \
+                    name not in self.basePacks:
+            self.basePacks.append(name)
+
+        if name not in self.origPacks:
+            self.origPacks.append(name)
+
+    def handerGroups(self, name):
+        groups = []
+        if not self.yums.comps.has_group(name):
+            return
+            
+        valid_groups = self.yums.comps.return_group(name.encode('utf-8'))
+        if self.mandatory:
+            groups.extend(valid_groups.mandatory_packages.keys())
+        if self.default:
+            groups.extend(valid_groups.default_packages.keys())
+        if self.options:
+            groups.extend(valid_groups.options_packages.keys())
+
+        for package in groups:
+            self.handerPackages(package)
+
+    def handerEnviron(self, name):
+        groups = []
+        if not self.yums.comps.has_environment(name):
+            return
+
+        valid_environ = self.yums.comps.return_environment(name)
+        for grp in valid_environ.groups:
+            self.handerGroups(grp)
+
+    def run(self):
+
+        if self.comps and os.path.exists(self.comps):
+            self.yums.comps.add(self.comps)
+
+        if self.config and os.path.exists(self.config):
+            self.yums.doConfigSetup(fn=self.config, init_plugins=False)
+
+        self.yums.conf.cache = 0
+        for rpm in self.groups:
+            if rpm[0] == '@':
+                self.handerGroups(rpm[1:])
+
+            elif rpm[0] == '^':
+                self.handerEnviron(rpm[1:])
+
+            else:
+                self.handerPackages(rpm)
+
+        self.depends()
+
+        for o in self.origPacks:
+            if o not in self.basePacks:
+                print '#%s' % o
+
+        for p in self.basePacks:
+            print p
+
+if __name__ == "__main__":
+    app = Application(sys.argv)
+    app.parseArgs()
+    app.allgroups()
+    app.run()
+
+
+
+
+
+
+
+
+