blob: 040adec23d8e160bec24e6e2f95c1cd3ae75b24b (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
|
#!/bin/bash
#function to provide help
#desc: this function provide help menu
#argument: -h for help, -p for path, -r for repository
#calling syntax: options
options() {
cat <<EOF
Usage: $0 [PARAMs]
-h : help
-l (Location) : path for searching values.yaml
[in case no path is provided then is will scan current directories for values.yml]
-r (Repository) : name of image repository
[format [repository name/url]:(port)]
[in case no repository is provided then defualt image repository will be nexus3.onap.org:10001]
-u (User) : user name for login
[in case no user name is provided then default user will be docker]
-p (Password) : password for login
[in case no password is provided then default user will be docker]
EOF
}
#function to parse yaml file
#desc: this function convert yaml file to dotted notion
#argument: yaml file
#calling syntax: parse_yaml <yaml_file_name>
parse_yaml () {
local prefix=$2
local s='[[:space:]]*' w='[a-zA-Z0-9_]*' fs=$(echo @|tr @ '\034')
sed -ne "s|^\($s\):|\1|" \
-e "s|^\($s\)\($w\)$s:$s[\"']\(.*\)[\"']$s\$|\1$fs\2$fs\3|p" \
-e "s|^\($s\)\($w\)$s:$s\(.*\)$s\$|\1$fs\2$fs\3|p" $1 |
awk -F$fs '{
indent = length($1)/2;
vname[indent] = $2;
for (i in vname) {if (i > indent) {delete vname[i]}}
if (length($3) > 0) {
vn=""; for (i=0; i<indent; i++) {vn=(vn)(vname[i])(".")}
printf("%s%s%s=\"%s\"\n", "'$prefix'",vn, $2, $3);
}
}'
}
#algorithmic steps
#start
#scan all values.yaml files
#parse yaml file into dotted format
#for each lines check there is image tag in line
#store image name and check next line for version information
#if in next line version is not present as a subtag then call docker pull with imageName
#if version is present in next line then call docker pull with imageName and imageVersion
#end
#start processing for finding images and version
IMAGE_TEXT="image"
IMAGE_VERSION_TEXT="Version"
LOCATION="."
VALUES_FILE_NAME="values.yaml"
IMAGE_REPOSITORY="nexus3.onap.org:10001"
USER_NAME="docker"
PASSWORD="docker"
#scan for options menu
while getopts ":h:l:r:u:p:" PARAM; do
case $PARAM in
h)
options
exit 1
;;
l)
LOCATION=${OPTARG}
;;
r)
IMAGE_REPOSITORY=${OPTARG}
;;
u)
USER_NAME=${OPTARG}
;;
p)
PASSWORD=${OPTARG}
;;
?)
options
exit
;;
esac
done
#docker login to nexus repo
echo docker login -u $USER_NAME -p $PASSWORD $IMAGE_REPOSITORY
docker login -u $USER_NAME -p $PASSWORD $IMAGE_REPOSITORY
#scan all values.yaml files recursively
for filename in `find $LOCATION -name $VALUES_FILE_NAME`
do
imageNameWithVersion=" ";
#parse yaml files
for line in `parse_yaml $filename`
do
#skiping commented line
if [[ ${line:0:1} != '#' ]]; then
#find all image subtag inside converted values.yaml file's lines
if echo $line | grep -q $IMAGE_TEXT ; then
#find imageName inside line
imageName=`echo $line | awk -F "=" '{print $2}'`
#remove attional prefix and postfix
imageNameFinal=`echo "$imageName" | sed -e 's/^"//' -e 's/"$//' `
#check if line contain Version as a subtag in lines if yes then call docker pull with version
if echo $line | grep -q $IMAGE_VERSION_TEXT ; then
echo docker pull "$imageNameWithVersion":"$imageNameFinal"
docker pull $imageNameWithVersion:$imageNameFinal &
imageNameWithVersion=" "
else
#check Version is not in subtag and old scanned value is present then call docker pull without version
if [ "$imageNameWithVersion" != " " ]; then
echo docker pull "$imageNameWithVersion"
docker pull $imageNameWithVersion &
imageNameWithVersion=$imageNameFinal
else
imageNameWithVersion=$imageNameFinal
fi
fi
fi
fi
done
done
# complete processing
echo "finished launching pulls"
#MAX_WAIT_INTERVALS=300
INTERVAL_COUNT=300
while [ $(ps -ef | grep docker | grep pull | grep -v $0 | wc -l) -gt 0 ]; do
sleep 10
INTERVAL_COUNT=$((INTERVAL_COUNT - 1))
echo "waiting for last pull"
if [ "$INTERVAL_COUNT" -eq 0 ]; then
break
fi
done
|
