[patch] Patch to portage for "fetchsize" & "pfetchsize"

portage.py.patch (text/plain), 2.53 KB, created by Jonathan Hunt on 2002-10-26 06:19:43 UTC

--- ./portage.py	Sun Oct 27 00:00:35 2002
+++ /home/jhunt/emergesize/portage.py	Sat Oct 26 23:41:57 2002
@@ -7,6 +7,7 @@
 from stat import *
 from commands import *
 from select import *
+from output import *
 import string,os,types,sys,shlex,shutil,xpak,fcntl,signal,time,missingos,cPickle,atexit,grp
 
 #Secpass will be set to 1 if the user is root or in the wheel group.
@@ -810,6 +811,49 @@
 		#interrupted by signal
 		return 16
 
+def fetchsize(myuris,humanread):
+	"get the amount remaing to fetch files. Will not work in digest file doesn't exist."
+	digestfn=settings["FILESDIR"]+"/digest-"+settings["PF"]
+	if not os.path.exists(digestfn):
+		print "Digest file", digestfn, " doesn't exist. Aborting"
+		return -1;
+	myfile=open(digestfn,"r")
+	mylines=myfile.readlines()
+	mydigests={}
+	# Parse digest file
+	for x in mylines:
+		myline=string.split(x)
+		if len(myline)<4:
+			#invalid line
+			print "!!! The digest",digestfn,"appears to be corrupt.  Aborting."
+			return -1
+		try:
+			mydigests[myline[2]]={"md5":myline[1],"size":string.atol(myline[3])}
+		except ValueError:
+			print "!!! The digest",digestfn,"appears to be corrupt.  Aborting."
+			return -1
+
+	totalsize=0
+	for myuri in myuris:
+		myfile=os.path.basename(myuri)
+		# Check how much we need to download of myfile
+		if not mydigests.has_key(myfile):
+			print "Digest file missing entry for ", myfile, "Try updating it."
+			return -1
+		filesize=mydigests[myfile]["size"];
+		try:
+			mystat=os.stat(settings["DISTDIR"]+"/"+myfile)
+			size=filesize - mystat[ST_SIZE]-filesize
+			if(size > 0):
+				totalsize+=size
+		except (OSError,IOError),e:
+			totalsize += filesize
+	if(humanread):
+		print "Requires "+humansize(totalsize)+" fetching."
+	else:
+		return totalsize
+
+
 def fetch(myuris):
 	"fetch files.  Will use digest file if available."
 	if ("mirror" in features) and ("nomirror" in settings["RESTRICT"].split()):
@@ -1058,7 +1102,7 @@
 		return unmerge(settings["CATEGORY"],settings["PF"],myroot)
 	
 	if mydo not in ["help","clean","prerm","postrm","preinst","postinst","config","touch","setup",
-	"depend","fetch","digest","unpack","compile","install","rpm","qmerge","merge","package"]:
+	"depend","fetch","fetchsize","pfetchsize","digest","unpack","compile","install","rpm","qmerge","merge","package"]:
 		print "!!! Please specify a valid command."
 		return 1
 
@@ -1102,6 +1146,11 @@
 		fetchme=newuris
 		checkme=alist
 
+	if mydo == "fetchsize":
+		return fetchsize(fetchme, 1)
+	if mydo == "pfetchsize":
+		return fetchsize(fetchme, 0)
+
 	if not fetch(fetchme):
 		return 1