From 8ab27f839a5545464db46ea14a2d5326b86553a6 Mon Sep 17 00:00:00 2001 From: erkin Date: Thu, 12 Oct 2023 19:41:37 +0300 Subject: remote: T5650: Resize-aware progressbar implementation (cherry picked from commit 799d24eba18d6710219b7380cbafb954b9eec5ce) --- python/vyos/remote.py | 44 +++++++++++++++++++++++--------------------- 1 file changed, 23 insertions(+), 21 deletions(-) (limited to 'python/vyos/remote.py') diff --git a/python/vyos/remote.py b/python/vyos/remote.py index cf731c881..1ca8a9530 100644 --- a/python/vyos/remote.py +++ b/python/vyos/remote.py @@ -32,9 +32,8 @@ from requests import Session from requests.adapters import HTTPAdapter from requests.packages.urllib3 import PoolManager +from vyos.progressbar import Progressbar from vyos.utils.io import ask_yes_no -from vyos.utils.io import make_incremental_progressbar -from vyos.utils.io import make_progressbar from vyos.utils.io import print_error from vyos.utils.misc import begin from vyos.utils.process import cmd @@ -131,16 +130,16 @@ class FtpC: if self.secure: conn.prot_p() # Almost all FTP servers support the `SIZE' command. + size = conn.size(self.path) if self.check_space: - check_storage(path, conn.size(self.path)) + check_storage(path, size) # No progressbar if we can't determine the size or if the file is too small. if self.progressbar and size and size > CHUNK_SIZE: - progress = make_incremental_progressbar(CHUNK_SIZE / size) - next(progress) - callback = lambda block: begin(f.write(block), next(progress)) + with Progressbar(CHUNK_SIZE / size) as p: + callback = lambda block: begin(f.write(block), p.increment()) + conn.retrbinary('RETR ' + self.path, callback, CHUNK_SIZE) else: - callback = f.write - conn.retrbinary('RETR ' + self.path, callback, CHUNK_SIZE) + conn.retrbinary('RETR ' + self.path, f.write, CHUNK_SIZE) def upload(self, location: str): size = os.path.getsize(location) @@ -150,12 +149,10 @@ class FtpC: if self.secure: conn.prot_p() if self.progressbar and size and size > CHUNK_SIZE: - progress = make_incremental_progressbar(CHUNK_SIZE / size) - next(progress) - callback = lambda block: next(progress) + with Progressbar(CHUNK_SIZE / size) as p: + conn.storbinary('STOR ' + self.path, f, CHUNK_SIZE, lambda block: p.increment()) else: - callback = None - conn.storbinary('STOR ' + self.path, f, CHUNK_SIZE, callback) + conn.storbinary('STOR ' + self.path, f, CHUNK_SIZE) class SshC: known_hosts = os.path.expanduser('~/.ssh/known_hosts') @@ -190,14 +187,16 @@ class SshC: return ssh def download(self, location: str): - callback = make_progressbar() if self.progressbar else None with self._establish() as ssh, ssh.open_sftp() as sftp: if self.check_space: check_storage(location, sftp.stat(self.path).st_size) - sftp.get(self.path, location, callback=callback) + if self.progressbar: + with Progressbar() as p: + sftp.get(self.path, location, callback=p.progress) + else: + sftp.get(self.path, location) def upload(self, location: str): - callback = make_progressbar() if self.progressbar else None with self._establish() as ssh, ssh.open_sftp() as sftp: try: # If the remote path is a directory, use the original filename. @@ -210,7 +209,11 @@ class SshC: except IOError: path = self.path finally: - sftp.put(location, path, callback=callback) + if self.progressbar: + with Progressbar() as p: + sftp.put(location, path, callback=p.progress) + else: + sftp.put(location, path) class HttpC: @@ -264,10 +267,9 @@ class HttpC: with s.get(final_urlstring, stream=True, timeout=self.timeout) as r, open(location, 'wb') as f: if self.progressbar and size: - progress = make_incremental_progressbar(CHUNK_SIZE / size) - next(progress) - for chunk in iter(lambda: begin(next(progress), r.raw.read(CHUNK_SIZE)), b''): - f.write(chunk) + with Progressbar(CHUNK_SIZE / size) as p: + for chunk in iter(lambda: begin(p.increment(), r.raw.read(CHUNK_SIZE)), b''): + f.write(chunk) else: # We'll try to stream the download directly with `copyfileobj()` so that large # files (like entire VyOS images) don't occupy much memory. -- cgit v1.2.3