《原创》python定期清理docker中的无用镜像
2022/6/3 1:22:50
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import os import sys def main(): member_pth = './member' txts = os.listdir(member_pth) member_images = [] # get all image-ID that not deleted from all member print('********** start collect images-id of members **********') for i in txts: with open(os.path.join(member_pth, i), 'r') as f: while 1: txt_line = f.readline() if not txt_line: break member_images.append(txt_line.strip('\n')) print(member_images) # get all image-ID in docker print('************* start collect images-id of system ***********') os.system('docker images -q > all-images.txt') all_images = [] with open('all-images.txt', 'r') as af: while 1 : txt_a = af.readline() if not txt_a: break all_images.append(txt_a.strip('\n')) print(all_images) print('************** start delete images that not belong to member ***********') for i in all_images: if i not in member_images: os.system('docker rmi -f {}'.format(i)) print('ID: {} is already deleted ......'.format(i)) if __name__ == '__main__': main()
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